1 2015-07-21 Cary Coutant <ccoutant@gmail.com>
4 * archive.cc (Library_base::should_include_member): Don't use entry
5 point for relocatable links, or if target is not yet valid.
6 * parameters.cc (Parameters::entry): Check target_valid().
8 2015-07-20 Han Shen <shenhan@google.com>
10 Optimize erratum 843419 fix.
12 * aarch64.cc (AArch64_insn_utilities::is_adr): New method.
13 (AArch64_insn_utilities::aarch64_adr_encode_imm): New method.
14 (AArch64_insn_utilities::aarch64_adrp_decode_imm): New method.
15 (E843419_stub): New sub-class of Erratum_stub.
16 (AArch64_relobj::try_fix_erratum_843419_optimized): New method.
17 (AArch64_relobj::section_needs_reloc_stub_scanning): Try optimized fix.
18 (AArch64_relobj::create_erratum_stub): Add 1 argument.
19 (Target_aarch64::scan_erratum_843419_span): Pass in adrp insn offset.
21 2015-07-20 Han Shen <shenhan@google.com>
23 Fix arm elf header flags wrt hardfp bit.
25 * arm.cc (Target_arm::do_adjust_elf_header): Set flags into view.
27 2015-07-20 H.J. Lu <hongjiu.lu@intel.com>
30 * layout.cc (Layout::layout): Clear the SHF_COMPRESSED flag bit
31 from input group section for relocatable link.
32 * testsuite/Makefile.am (check_SCRIPTS): Add pr18689.sh.
33 (check_DATA): Add pr18689.stdout.
34 (MOSTLYCLEANFILES): Add pr18689a.o pr18689b.o.
35 (pr18689.stdout): New rule.
36 (pr18689a.o): Likewise.
37 (pr18689b.o): Likewise.
38 (pr18689.o): Likewise.
39 * testsuite/pr18689.c: New file.
40 * testsuite/pr18689.sh: Likewise.
41 * testsuite/Makefile.in: Regenerated.
43 2015-07-20 Yiran Wang <yiran@google.com>
44 Cary Coutant <ccoutant@gmail.com>
47 * resolve.cc (Symbol_table): Remove warning about references
48 from shared objects to hidden symbols.
49 * testsuite/Makefile.am (hidden_test): Add hidden_test.syms.
50 * testsuite/Makefile.in: Regenerate.
51 * testsuite/hidden_test.sh: Check dynamic symbol table; update
52 expected error messages.
54 2015-07-14 H.J. Lu <hongjiu.lu@intel.com>
56 * compressed_output.cc (Output_compressed_section::set_final_data_size):
57 Make --compress-debug-sections=zlib the same as
58 --compress-debug-sections=zlib-gabi.
59 * testsuite/Makefile.am (flagstest_compress_debug_sections.check):
60 Expect ".debug_.*" with the SHF_COMPRESSED bit, instead of
62 * testsuite/Makefile.in: Regenerated.
64 2015-07-12 H.J. Lu <hongjiu.lu@intel.com>
67 * compressed_output.cc (zlib_compress): Add argument for
68 compression header size. Set header size to compression header
69 size if it isn't 0. Don't write out the zlib header here.
70 (Output_compressed_section::set_final_data_size): Support
71 zlib-gnu and zlib-gabi compressions. Pass compression header
72 size to zlib_compress and write out compression header. Set
73 the SHF_COMPRESSED bit for zlib-gabi compression. Otherwise
74 clear the SHF_COMPRESSED bit
75 * options.h (compress_debug_sections): Add zlib-gnu and
77 * output.h (Output_section::set_flags): New.
78 * testsuite/Makefile.am (check_PROGRAMS): Add
79 flagstest_compress_debug_sections_none,
80 flagstest_compress_debug_sections_gnu and
81 flagstest_compress_debug_sections_gabi.
82 (check_DATA): Add flagstest_compress_debug_sections_none.stdout.
83 flagstest_compress_debug_sections.stdout,
84 flagstest_compress_debug_sections.cmp,
85 flagstest_compress_debug_sections.check,
86 flagstest_compress_debug_sections_gnu.stdout,
87 flagstest_compress_debug_sections_gnu.cmp,
88 flagstest_compress_debug_sections_gnu.check,
89 flagstest_compress_debug_sections_gabi.stdout,
90 flagstest_compress_debug_sections_gabi.cmp and
91 flagstest_compress_debug_sections_gabi.check.
92 (flagstest_compress_debug_sections_none): New.
93 (flagstest_compress_debug_sections_none.stdout): Likewise.
94 (flagstest_compress_debug_sections.stdout): Likewise.
95 (flagstest_compress_debug_sections.check): Likewise.
96 (flagstest_compress_debug_sections.cmp): Likewise.
97 (flagstest_compress_debug_sections_gnu): Likewise.
98 (flagstest_compress_debug_sections_gnu.stdout): Likewise.
99 (flagstest_compress_debug_sections_gnu.check): Likewise.
100 (flagstest_compress_debug_sections_gnu.cmp): Likewise.
101 (flagstest_compress_debug_sections_gabi): Likewise.
102 (flagstest_compress_debug_sections_gabi.stdout): Likewise.
103 (flagstest_compress_debug_sections_gnu.check): Likewise.
104 (flagstest_compress_debug_sections_gnu.cmp): Likewise.
105 * testsuite/Makefile.in: Regenerated.
107 2015-07-12 H.J. Lu <hongjiu.lu@intel.com>
110 * compressed_output.h (decompress_input_section): Add arguments
111 for ELF class, big endian and sh_flags.
112 * compressed_output.cc (decompress_input_section): Likewise.
113 Support the SHF_COMPRESSED section.
114 * dynobj.h (Dynobj): Add elfsize and is_big_endian member
116 * plugin.h (Pluginobj): Likewise.
117 * layout.cc (Layout::get_output_section_flags): Also clear the
119 * object.h (Compressed_section_info): Add flag to store sh_flags.
120 (Object): Add pure virtual elfsize and is_big_endian member
122 * object.cc (need_decompressed_section): Don't skip the ".zdebug"
124 (build_compressed_section_map): Check SHF_COMPRESSED for
125 uncompressed size. Store sh_flags in Compressed_section_info.
126 Pass size, big_endian and sh_flags to decompress_input_section.
127 Skip the ".debug"/".zdebug" prefix when passing section name to
128 need_decompressed_section.
129 (Sized_relobj_file<size, big_endian>::do_find_special_section):
130 Don't check ".zdebug_*" sections.
131 (Object::decompressed_section_contents): Pass ELF class, big
132 endian and sh_flags to decompress_input_section.
133 * reloc.cc (Sized_relobj_file<size, big_endian>::write_sections):
135 * testsuite/Makefile.am (check_DATA): Add
136 debug_msg_cdebug_gabi.err and gdb_index_test_2_gabi.stdout.
137 (MOSTLYCLEANFILES): Add debug_msg_cdebug_gabi.err and
138 gdb_index_test_2_gabi.stdout.
139 (debug_msg_cdebug_gabi.o): New.
140 (odr_violation1_cdebug_gabi.o): Likewise.
141 (odr_violation2_cdebug_gabi.o): Likewise.
142 (debug_msg_cdebug_gabi.err): Likewise.
143 (check_SCRIPTS): Add gdb_index_test_2_gabi.sh.
144 (gdb_index_test_cdebug_gabi.o): Likewise.
145 (gdb_index_test_2_gabi): Likewise.
146 (gdb_index_test_2_gabi.stdout): Likewise.
147 * testsuite/gdb_index_test_2_gabi.sh: New file.
148 * testsuite/Makefile.in: Regenerated.
150 2015-07-09 Han Shen <shenhan@google.com>
152 Use "gold_info" instead of "gold_warning" for erratum fix.
154 * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Use
156 (Target_aarch64::scan_erratum_835769_span): USe 'gold_info'.
158 2015-07-09 Han Shen <shenhan@google.com>
160 Drop missing symbol warning for arm/aarch64.
162 * aarch64.cc (AArch64_relobj::scan_errata): Drop missing symbol warning.
163 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Drop missing
166 2015-07-07 Han Shen <shenhan@google.com>
168 Make gold aarch64 accept long form of mapping symbols.
170 * aarch64.cc (AArch64_relobj::do_count_local_symbols): Make legal
173 2015-06-29 Doug Kwan <dougkwan@google.com>
175 * testsuite/arm_bl_out_of_range.s: Align stub table so that it appears
176 at address expected by test.
177 * testsuite/arm_cortex_a8_b.s: Ditto.
178 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
179 * testsuite/arm_cortex_a8_bl.s: Ditto.
180 * testsuite/arm_cortex_a8_blx.s: Ditto.
181 * testsuite/arm_cortex_a8_local.s: Ditto.
182 * testsuite/arm_fix_v4bx.s: Ditto.
183 * testsuite/arm_unaligned_reloc.s: Ditto.
184 * testsuite/thumb_bl_out_of_range.s: Ditto.
185 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
186 * testsuite/thumb_blx_out_of_range.s: Ditto.
188 2015-06-29 Han Shen <shenhan@google.com>
190 Patch for erratum 843419 internal error.
192 * aarch64.cc (Erratum_stub::Insn_utilities): New typedef.
193 (Erratum_stub::update_erratum_insn): New method.
194 (Stub_table::relocate_stubs): Modified to place relocated insn.
195 (AArch64_relobj::fix_errata): Modified gold_assert.
197 2015-06-12 Han Shen <shenhan@google.com>
201 * aarch64.cc (AArch64_insn_utilities::BYTES_PER_INSN): Move
202 defintion outside class definition.
203 (AArch64_insn_utilities::AARCH64_ZR): New static constant.
204 (AArch64_insn_utilities::aarch64_op31): New member.
205 (AArch64_insn_utilities::aarch64_ra): New member.
206 (AArch64_insn_utilities::aarch64_mac): New member.
207 (AArch64_insn_utilities::aarch64_mlxl): New member.
208 (ST_E_835769): New global enum member.
209 (Stub_table::relocate_stubs): Add 835769 handler.
210 (Stub_template_repertoire::Stub_template_repertoire): Install new
212 (AArch64_relobj::scan_errata): This func is renamed from
214 (AArch64_relobj::do_count_local_symbols): Add 835769 handler.
215 (AArch64_relobj::do_relocate_sections): Add 835769 handler.
216 (AArch64_relobj::scan_sections_for_stubs): Add 835769 handler.
217 (Target_aarch64::scan_erratum_835769_span): New method.
218 (Target_aarch64::create_erratum_stub): New method.
219 (Target_aarch64::is_erratum_835769_sequence): New method.
220 (Target_aarch64::scan_erratum_843419_sequence): Move part of the
221 code into create_erratum_stub.
222 * options.h (fix_cortex_a53_835769): New option.
224 2015-06-11 Cary Coutant <ccoutant@gmail.com>
226 * aarch64.cc (Erratum_stub::STUB_ADDR_ALIGN): Move initialization
228 (Reloc_stub::STUB_ADDR_ALIGN): Likewise.
230 2015-06-11 Cary Coutant <ccoutant@gmail.com>
233 * layout.cc (corresponding_uncompressed_section_name): New function.
234 (Layout::choose_output_section): Call it.
235 * layout.h (corresponding_uncompressed_section_name): New function.
236 * script-sections.cc (Input_section_info::set_section_name): Check
237 for compressed debug section (.zdebug style).
239 2015-06-11 Jing Yu <jingyu@google.com>
241 * testsuite/Makefile.am: Add -O0 for script_test_12 test.
242 * testsuite/Makefile.in: Regenerate.
244 2015-06-11 Davide Italiano <dccitaliano@gmail.com>
246 * gold.h (is_cident): Correct typo.
248 2015-06-10 Han Shen <shenhan@google.com>
249 Patch for erratum-843419 (2 of 2 - fix erratum occurrences).
251 Now fixing for 843419 is fully functional.
253 The first part of the erratum fix CL is here -
254 https://sourceware.org/ml/binutils/2015-04/msg00229.html
256 * aarch64.cc(global enum): New constants representing stub types.
257 (Stub_template): New POD struct.
258 (Stub_template_repertoire): New class.
259 (Stub_base): New class.
260 (Erratum_stub): New class.
261 (Reloc_stub): Refactored to be a subclass of Stub_base.
262 (Reloc_stub::Stub_type): Removed.
263 (Reloc_stub::offset): Moved to Stub_base.
264 (Reloc_stub::set_offset): Moved to Stub_base.
265 (Reloc_stub::destination_address): Moved to Stub_base.
266 (Reloc_stub::set_destination_address): Moved to Stub_base.
267 (Reloc_stub::reset_destination_address): Moved to Stub_base.
268 (Reloc_stub::stub_type): Renamed and moved to Stub_base.
269 (Reloc_stub::stub_size): Renamed and moved to Stub_base.
270 (Reloc_stub::stub_insns): Renamed and moved to Stub_base.
271 (Reloc_stub::write): Moved to Stub_base.
272 (Reloc_stub::invalid_offset): Moved to Stub_base.
273 (Reloc_stub::invalid_address): Moved to Stub_base.
274 (Reloc_stub::stub_type_): Renamed and moved to Stub_base.
275 (Reloc_stub::stub_insns_): Moved to Stub_base.
276 (Reloc_stub::offset_): Moved to Stub_base.
277 (Reloc_stub::destination_address_): Moved to Stub_base.
278 (Stub_table::The_aarch64_relobj): New typedef.
279 (Stub_table::The_erratum_stub): New typedef.
280 (Stub_table::The_erratum_stub_less): New typedef.
281 (Stub_table::The_erratum_stub_set): New typedef.
282 (Stub_table::The_erratum_stub_set_iter): New typedef.
283 (Stub_table::empty): Added emptiness testing for erratum stubs.
284 (Stub_table::add_erratum_stub): New method to add an erratum stub.
285 (Stub_table::find_erratum_stub): New method.
286 (Stub_table::find_erratum_stubs_for_input_section): New method.
287 (Stub_table::erratum_stub_address): New method.
288 (Stub_table::update_date_size_changed_p): Modified to handle erratum stubs.
289 (Stub_table::do_addralign): Modified to handle erratum stubs.
290 (Stub_table::erratum_stubs_): New member.
291 (Stub_table::erratum_stub_size_): New member.
292 (Stub_table::relocate_stubs): Modified to handle erratum stubs.
293 (Stub_table::do_write): Modified to handle erratum stubs.
294 (AArch64_relobj::The_erratum_stub): New typedef.
295 (AArch64_relobj::Erratum_stub_set_iter): New typedef.
296 (AArch64_relobj::fix_errata): New method.
297 (Target_aarch64::The_reloc_stub_type): Removed.
298 (Target_aarch64::The_erratum_stub): New typede.
299 (AArch64_relocate_functions::construct_b): New method.
301 2015-06-08 Nick Clifton <nickc@redhat.com>
303 * po/fr.po: New French Translation.
305 2015-06-07 Cary Coutant <ccoutant@gmail.com>
308 * resolve.cc (symbol_to_bits): Remove type parameter; adjust all
309 callers. Don't use STT_COMMON to check for common symbols.
310 (Symbol_table::resolve): Warn if relocatable object has STT_COMMON
311 symbol that's not in a common section.
312 * symtab.h (Symbol::is_common): Don't use STT_COMMON to check for
315 2015-06-04 Cary Coutant <ccoutant@gmail.com>
318 * Makefile.am (diststuff): Add target.
319 * Makefile.in: Regenerate.
321 2015-06-04 Cary Coutant <ccoutant@gmail.com>
324 * object.cc (Sized_relobj_file::do_count_local_symbols): Discard
325 temporary locals in merge sections.
326 * options.cc (General_options::parse_discard_all): New method.
327 (General_options::parse_discard_locals): New method.
328 (General_options::parse_discard_none): New method.
329 (General_options::General_options): Initialize discard_locals_.
330 * options.h (--discard-all): Convert to special option.
331 (--discard-locals): Likewise.
332 (--discard-none): New option.
333 (General_options::discard_all): New method.
334 (General_options::discard_locals): New method.
335 (General_options::discard_sec_merge): New method.
336 (General_options::Discard_locals): New enum.
337 (General_options::discard_locals_): New data member.
339 2015-06-03 Cary Coutant <cary@google.com>
341 * script-sections.cc (Script_sections::Script_sections): Initialize
343 (Script_sections::create_note_and_tls_segments): Set flag when
344 segments are created.
345 (Script_sections::expected_segment_count): Count PT_INTERP.
346 (Script_sections::attach_sections_using_phdrs_clause): Set flag when
347 segments are created.
348 * script-sections.h (Script_sections::segments_created_): New data
351 2015-06-03 Cary Coutant <ccoutant@gmail.com>
355 (Output_section_element_input::set_section_addresses): When there
356 are several patterns with no sort spec, put all sections in the same
358 * testsuite/Makefile.am (script_test_12): New testcase.
359 (script_test_12i): New testcase.
360 * testsuite/Makefile.in: Regenerate.
361 * testsuite/script_test_12.t: New test linker script.
362 * testsuite/script_test_12i.t: New test linker script.
363 * testsuite/script_test_12a.c: New test source file.
364 * testsuite/script_test_12b.c: New test source file.
366 2015-06-02 Cary Coutant <ccoutant@gmail.com>
368 * nacl.h (Sniff_file): Switch parameters to get_view to get an
371 2015-06-03 Cary Coutant <ccoutant@gmail.com>
374 * gold.cc (queue_final_tasks): When --build-id=tree, queue a
375 separate task to schedule the build id computation.
376 * layout.cc (Hash_task::Hash_task): Remove build_id_blocker,
377 add Output_file and offset.
378 (Hash_task::run): Get and release the input views.
379 (Hash_task::is_runnable): Always return NULL (always runnable).
380 (Layout::queue_build_id_tasks): Remove.
381 (Layout::write_build_id): Add array_of_hashes and size_of_hashes
382 parameters; use them instead of class members.
383 (Build_id_task_runner::run): New function.
384 (Close_task_runner::run): Pass array_of_hashes and size_of_hashes
386 * layout.h (Layout::queue_build_id_tasks): Remove.
387 (Layout::write_build_id): Add array_of_hashes and size_of_hashes
389 (Layout::array_of_hashes_): Remove.
390 (Layout::size_of_array_of_hashes_): Remove.
391 (Layout::input_view_): Remove.
392 (Build_id_task_runner): New class.
393 (Close_task_runner::Close_task_runner): Add array_of_hashes and
394 size_of_hashes parameters.
395 (Close_task_runner::array_of_hashes_): New data member.
396 (Close_task_runner::size_of_hashes_): New data member.
397 * testsuite/Makefile.am
398 (flagstest_compress_debug_sections_and_build_id_tree): New test.
399 * testsuite/Makefile.in: Regenerate.
401 2015-06-01 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
403 * merge.cc (get_input_merge_map): Update for data structure change.
404 (get_or_make_input_merge_map): Update for data structure change.
405 * merge.h (Object_merge_map): Use a std::vector<std::pair>> instead of
406 a std::map. Remove first_shnum_, first_map_, second_shnum_, second_map_.
408 2015-05-16 Alan Modra <amodra@gmail.com>
410 * reloc.cc (Sized_relobj_file::find_functions): Use function_location.
411 * powerpc.cc (Target_powerpc::do_calls_non_split): New function.
412 (addi_12_1, addis_2_12, addis_12_1, cmpld_7_12_0): New constants.
413 (lis_0): Rename from lis_0_0.
415 2015-04-29 Cary Coutant <cary@google.com>
416 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
418 * gc.h (Garbage_collection::is_section_garbage): Change Object*
420 (Garbage_collection::add_reference): Likewise.
421 (Garbage_collection::gc_process_relocs): Likewise. Don't push
422 object/shndx pair onto *secvec for dynamic objects. Don't follow
423 relocations pointing to dynamic objects for GC.
424 * icf.cc (Icf::find_identical_sections): Change Object* to Relobj*.
425 (Icf::unfold_section): Likewise.
426 (Icf::is_section_folded): Likewise.
427 (Icf::get_folded_section): Likewise.
428 * icf.h: (Icf::get_folded_section): Likewise.
429 (Icf::unfold_section): Likewise.
430 (Icf::is_section_folded): Likewise.
431 (Icf::section_has_function_pointers): Likewise.
432 (Icf::set_section_has_function_pointers): Likewise.
433 * object.h (Section_id): Likewise.
434 (Const_section_id): Likewise.
435 * output.cc (Output_section::update_section_layout): Likewise.
436 * output.h: (Output_section_lookup_maps::find_relaxed_input_section):
438 * plugin.cc (update_section_order): Likewise.
439 (unique_segment_for_sections): Likewise.
440 * powerpc.cc (Powerpc_relobj::add_reference): Likewise.
441 (Target_powerpc::do_gc_add_reference): Likewise.
442 (Target_powerpc::gc_process_relocs): Likewise.
443 (Target_powerpc::do_gc_add_reference): Likewise.
444 * symtab.cc (Symbol_table::is_section_folded): Likewise.
445 (Symbol_table::gc_mark_symbol): Likewise.
446 * symtab.h: (Symbol_table::is_section_folded): Likewise.
447 * target.h: (Sized_target::gc_add_reference): Likewise.
448 (Sized_target::do_gc_add_reference): Likewise.
450 2015-04-29 Nick Clifton <nickc@redhat.com>
452 * po/fi.po: Updated Finnish translation.
454 2015-04-28 Alan Modra <amodra@gmail.com>
456 * powerpc.cc (Target_powerpc::do_dynsym_value): Use Address rather
457 than unsigned int for find_global_entry result temp. Compare
458 against invalid_address.
459 (Target_powerpc::do_plt_address_for_global): Likewise.
460 (Target_powerpc::Relocate::relocate): Likewise. Don't assert
461 on plt call stub existence for debug info. Do assert for plt
462 and global entry stub existence if an alloc section.
464 2015-04-28 Alan Modra <amodra@gmail.com>
466 * powerpc.cc (Target_powerpc::Relocate::relocate): Don't assert
467 on missing global entry stub due to bogus debug info.
469 2015-04-27 Han Shen <shenhan@google.com>
471 * options.h (--fix-cortex-a53-843419): Rename option.
472 * aarch64.cc (AArch64_relobj::do_count_local_symbols): Use renamed
474 (AArch64_relobj::scan_sections_for_stubs): Use renamed option.
476 2015-04-27 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
479 * output.cc (Output_section::is_input_address_mapped): Assume a missing
481 * testsuite/Makefile.am: Add the eh_test test.
482 * testsuite/Makefile.in: Regenerate.
483 * testsuite/eh_test_a.cc: New test.
484 * testsuite/eh_test_b.cc: New test.
486 2015-04-23 Sriraman Tallam <tmsriram@google.com>
488 * options.h (--weak-unresolved-symbols): New option.
489 * symtab.cc (Symbol_table::sized_write_globals): Change symbol
490 binding to weak with new option.
491 * symtab.h (is_weak_undefined): Check for new option.
492 (is_strong_undefined): Check for new option.
493 * testsuite/Makefile.am (weak_unresolved_symbols_test): New test.
494 * testsuite/Makefile.in: Regenerate.
495 * testsuite/weak_unresolved_symbols_test.cc: New file.
497 2015-04-20 Ian Coolidge <icoolidge@google.com>
499 * symtab.cc (Symbol::should_add_dynsym_entry): Return true for
502 2015-04-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
504 * gc.cc (Garbage_collection::do_transitive_closure): Use back and
506 * gc.h (Garbage_collection): Use a std::vector instead of a std::queue.
507 * object.cc (Sized_relobj_file::do_layout): Use push_back.
508 * powerpc.cc (process_gc_mark): Use push_back.
509 (Target_powerpc::do_gc_mark_symbol): Use push_back.
510 * symtab.cc (Symbol_table::gc_mark_symbol): Use push_back.
512 2015-04-16 Han Shen <shenhan@google.com>
514 * aarch64.cc (AArch64_insn_utilities): New utility class.
515 (AArch64_relobj::Mapping_symbol_position): New struct.
516 (AArch64_relobj::Mapping_symbol_info): New typedef.
517 (AArch64_relobj::do_count_local_symbols): New function overriding
518 parent's implementation.
519 (AArch64_relobj::mapping_symbol_info_): New member
520 (AArch64_relobj::scan_erratum_843419): New method.
521 (Target_aarch64::scan_erratum_843419_span): New method.
522 (Target_aarch64::is_erratum_843419_sequence): New method.
523 * options.h (fix_cortex_a53): New option.
525 2015-04-09 Cary Coutant <ccoutant@google.com>
527 * symtab.cc (Symbol::final_value_is_known): Check for TLS symbol
529 * testsuite/Makefile.am (tls_pie_test.sh): New test.
530 * testsuite/Makefile.in: Regenerate.
531 * testsuite/tls_pie_test.sh: New.
533 2015-04-09 Cary Coutant <ccoutant@google.com>
535 * debug.h (DEBUG_LOCATION): New.
536 (DEBUG_ALL): Include DEBUG_LOCATION.
537 (debug_string_to_enum): Add DEBUG_LOCATION.
538 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Fix debug
539 output to print correct context.
540 (Sized_dwarf_line_info::do_addr2line): Add debug output. Return
541 up to 4 more locations at the beginning of the function.
542 * symtab.cc (Symbol_table::detect_odr_violations): Get canonical
543 result before sorting list of line numbers.
544 * testsuite/debug_msg.sh: Allow range of line numbers for
545 canonical results on optimized code.
547 2015-04-07 HC Yen <hc.yen@mediatek.com>
549 Add AArch32 support for gold linker.
551 * arm.cc: Add V8 arch combine table.
553 2015-04-06 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
555 * aarch64.cc (do_reloc_addend): Fix signature to match the parent one.
557 2015-04-06 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
559 * gc.cc (Garbage_collection::do_transitive_closure): Avoid a call
560 to find by using the return value of insert.
562 2015-04-06 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
564 * gc.cc (Garbage_collection::do_transitive_closure): Avoid a copy
567 2015-04-06 Ilya Tocar <ilya.tocar@intel.com>
570 * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): New.
571 (Target_x86_64::Scan::local): Don't create GOT entry, when we
572 can convert mov to lea.
573 (Target_x86_64::Scan::global): Ditto.
574 (Target_x86_64::Relocate::relocate): Convert mov foo@GOTPCREL(%rip),
575 %reg to lea foo(%rip), %reg if possible.
576 * testsuite/Makefile.am (x86_64_mov_to_lea): New test.
577 * testsuite/x86_64_mov_to_lea1.s: New.
578 * testsuite/x86_64_mov_to_lea2.s: Ditto.
579 * testsuite/x86_64_mov_to_lea3.s: Ditto.
580 * testsuite/x86_64_mov_to_lea4.s: Ditto.
581 * testsuite/x86_64_mov_to_lea.sh: Ditto.
583 2015-04-02 H.J. Lu <hongjiu.lu@intel.com>
585 * configure: Regenerated.
587 2015-04-01 Ilya Tocar <ilya.tocar@intel.com>
590 * i386.cc (Target_i386::can_convert_mov_to_lea): New.
591 (Target_i386::Scan::local): Don't create GOT entry, when we
592 can convert GOT to GOTOFF.
593 (Target_i386::Scan::global): Ditto.
594 (Target_i386::Relocate::relocate): Convert mov foo@GOT(%reg), %reg to
595 lea foo@GOTOFF(%reg), %reg if possible.
596 * testsuite/Makefile.am (i386_mov_to_lea): New test.
597 * testsuite/i386_mov_to_lea1.s: New.
598 * testsuite/i386_mov_to_lea2.s: Ditto.
599 * testsuite/i386_mov_to_lea3.s: Ditto.
600 * testsuite/i386_mov_to_lea4.s: Ditto.
601 * testsuite/i386_mov_to_lea5.s: Ditto.
602 * testsuite/i386_mov_to_lea.sh: Ditto.
604 2015-04-01 H.J. Lu <hongjiu.lu@intel.com>
606 * Makefile.am (ZLIB): New.
608 (AM_CFLAGS): Add $(ZLIBINC).
609 (AM_CXXFLAGS): Likewise.
610 (ldadd_varldadd_var): Add $(ZLIB).
611 (incremental_dump_LDADD): Likewise.
612 (dwp_LDADD): Likewise.
613 * compressed_output.cc: Don't check HAVE_ZLIB_H to include
615 (zlib_compress): Don't check HAVE_ZLIB_H.
616 (zlib_decompress): Likewise.
617 * options.h (compress_debug_sections): Likewise.
618 * configure.ac (AM_CONDITIONAL): Removed.
619 * testsuite/Makefile.am (ZLIB): New.
620 (LDADD): Add $(ZLIB).
621 Don't check HAVE_ZLIB.
622 * Makefile.in: Regenerated.
623 * config.in: Likewise.
624 * configure: Likewise.
625 * testsuite/Makefile.in: Likewise.
627 2015-03-30 Jing Yu <jingyu@google.com>
629 * aarch64-reloc.def: New TLSLD_ADD_DTPREL_HI12,
630 TLSLD_ADD_DTPREL_LO12_NC.
631 * aarch64.cc (Target_aarch64::define_tls_base_symbol): Always let
632 _TLS_MODULE_BASE_ point to the start of tls segment.
633 (Target_aarch64::optimize_tls_reloc): Add cases for
634 R_AARCH64_TLSLD_ADD_DTPREL_HI12 and
635 R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC.
636 (Target_aarch64::Scan::local): Likewise.
637 (Target_aarch64::Scan::global): Likewise.
638 (Target_aarch64::Relocate::relocate): Likewise.
639 (Target_aarch64::Relocate::relocate_tls): Likewise. And remove
640 subtracting tls segment size from symbol value for TLSLD_*_DTPREL
643 2015-03-27 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
645 * merge.cc (Object_merge_map::add_mapping): call
646 Object_merge_map::Input_merge_map::add_mapping.
647 (Object_merge_map::Input_merge_map::add_mapping): New.
648 (Output_merge_data::do_add_input_section): Call
649 get_or_make_input_merge_map before a loop.
650 (Output_merge_string<Char_type>::finalize_merged_data): Call
651 get_or_make_input_merge_map before a loop.
652 * merge.h (Object_merge_map): Make Input_merge_map public.
653 * object.cc (Relobj::add_merge_mapping): Use get_or_create_merge_map.
654 (Relobj::get_or_create_merge_map): New.
655 * object.h (Relobj::get_or_create_merge_map): New.
657 2015-03-24 Alan Modra <amodra@gmail.com>
660 * powerpc.cc (Target_powerpc::Relocate::relocate): Don't report
661 relocation errors for branches to strong undefined symbols.
663 2015-03-23 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
665 * merge.cc (Object_merge_map::get_input_merge_map): Make it const.
666 (Object_merge_map::is_merge_section_for): Remove.
667 (Object_merge_map::find_merge_section): New.
668 * merge.h (Object_merge_map::is_merge_section_for): Remove.
669 (Object_merge_map::find_merge_section): New.
670 (Object_merge_map::get_input_merge_map): Add a const version.
671 * object.cc (Relobj::is_merge_section_for): Remove.
672 (Relobj::find_merge_section): New.
673 * object.h (Relobj::is_merge_section_for): Remove.
674 (Relobj::find_merge_section): New.
676 (Output_section::Input_section::is_merge_section_for): Remove.
677 (Output_section::add_merge_input_section): Don't call
678 add_merge_input_section.
679 (Output_section::find_merge_section): Return const. Use
680 object->find_merge_section.
681 (Output_section::build_lookup_maps): Don't build a map for
683 (Output_section::is_input_address_mapped): Return false if
684 section is not found.
685 (Output_section::find_starting_output_address): Use
686 find_merge_section instead of is_merge_section_for.
687 (Output_section::add_script_input_section): Don't build a map for
689 * output.h (Output_section_lookup_maps::merge_sections_by_id_): Remove.
690 (Output_section_lookup_maps::find_merge_section): Remove.
691 (Output_section_lookup_maps::add_merge_input_section) Remove.
692 (Output_section::find_merge_section): Return const.
694 2015-03-22 Cary Coutant <cary@google.com>
697 * i386.cc (Target_i386::Relocate::tls_gd_to_ie): Fix support for
698 non-SIB form of lea, with nop after the call.
700 2015-03-21 Cary Coutant <cary@google.com>
703 * output.cc (Output_segment::is_first_section_relro): Don't ignore
705 (Output_segment::set_section_addresses): Don't align size of relro
708 2015-03-21 Cary Coutant <cary@google.com>
711 * stringpool.cc (Stringpool_template): Don't optimize if section
712 alignment is greater than sizeof(char).
714 2015-03-21 Cary Coutant <cary@google.com>
717 * script-c.h (script_include_directive): Add first_token parameter.
718 * script.cc (script_include_directive): Add first_token parameter, and
719 pass it to read_script_file.
720 * yyscript.y (PARSING_SECTIONS_BLOCK, PARSING_SECTION_CMDS)
721 (PARSING_MEMORY_DEF): New tokens.
722 (top): Add new productions for INCLUDE files.
723 (file_cmd): Replace file_or_sections_cmd with copy of its productions.
724 Pass PARSING_LINKER_SCRIPT to script_include_directive.
725 (section_block_cmd): Likewise; pass PARSING_SECTIONS_BLOCK.
726 (section_cmd): Pass PARSING_SECTION_CMDS.
727 (file_or_sections_cmd): Remove.
728 (memory_def): Pass PARSING_MEMORY_DEF.
729 * testsuite/Makefile.am (memory_test_2): New test.
730 * testsuite/Makefile.in: Regenerate.
731 * testsuite/memory_test_inc.t: New script file.
732 * testsuite/memory_test_inc_1.t.src: New script file.
733 * testsuite/memory_test_inc_2.t.src: New script file.
734 * testsuite/memory_test_inc_3.t.src: New script file.
736 2015-03-21 Cary Coutant <cary@google.com>
738 * dwp.cc (Sized_relobj_dwo::do_section_contents): Delete.
739 (Sized_relobj_dwo::setup): Build compressed section map.
740 (Sized_relobj_dwo::do_decompressed_section_contents): Delete.
741 * dynobj.cc (Sized_dynobj::base_read_symbols): Build compressed
743 * object.cc (Sized_relobj_file::Sized_relobj_file): Remove
744 compressed_sections_ field.
745 (build_compressed_section_map): Take Object instead of
746 Sized_relobj_file parameter; add decompress_if_needed parameter.
747 (Sized_relobj_file::do_find_special_sections): Store compressed
748 section map in parent Object.
749 (Sized_relobj_file::do_decompressed_section_contents): Move
750 implementation to Object::decompressed_section_contents.
751 (Sized_relobj_file::do_discard_decompressed_sections): Move
752 implementation to Object::discard_decompressed_sections.
753 * object.h (build_compressed_section_map): Declare.
754 (Object::Object): Add compressed_sections_ field.
755 (Object::section_is_compressed): Move implementation here.
756 (Object::decompressed_section_contents): De-virtualize.
757 (Object::discard_decompressed_sections): De-virtualize.
758 (Object::do_section_is_compressed): Delete.
759 (Object::do_decompressed_section_contents): Delete.
760 (Object::set_compressed_sections): New method.
761 (Object::compressed_sections): New method.
762 (Object::compressed_sections_): New data member.
763 (Compressed_section_info, Compressed_section_map): Move to top of file.
764 (Sized_relobj_file::do_section_is_compressed): Delete.
765 (Sized_relobj_file::do_decompressed_section_contents): Delete.
766 (Sized_relobj_file::do_discard_decompressed_sections): Delete.
767 (Sized_relobj_file::compressed_sections_): Move to Object class.
769 2015-03-21 Cary Coutant <ccoutant@google.com>
772 * gold.cc (queue_middle_tasks): Finalize .eh_frame after laying out
775 2015-03-11 Cary Coutant <ccoutant@google.com>
777 * options.cc (General_options::finalize): Don't allow -z relro
778 with incremental linking.
779 * testsuite/Makefile.am (incremental_test): Add -z norelro.
780 (incremental_test_2): Likewise.
781 (incremental_test_3): Likewise.
782 (incremental_test_4): Likewise.
783 (incremental_test_5): Likewise.
784 (incremental_test_6): Likewise.
785 (incremental_copy_test): Likewise.
786 (incremental_common_test_1): Likewise.
787 (incremental_comdat_test_1): Likewise.
788 * testsuite/Makefile.in: Regenerate.
790 2015-03-09 Cary Coutant <ccoutant@google.com>
793 * ehframe.cc (Eh_frame::add_ehframe_input_section): Change return type;
794 return enum indicating whether .eh_frame section is empty, optimizable,
795 unrecognized, or an end marker. Adjust explicit instantiations.
796 * ehframe.h (Eh_frame::Eh_frame_section_disposition): New enum type.
797 (Eh_frame::add_ehframe_input_section): Change return type.
798 * gold.cc (queue_middle_tasks): Call Layout::finalize_eh_frame_section.
799 * layout.cc (Layout::layout_eh_frame): Don't add optimized sections
800 to the .eh_frame output section until we see the end marker.
801 (Layout::finalize_eh_frame_section): New.
802 * layout.h: (Layout::finalize_eh_frame_section): New.
804 2015-03-05 H.J. Lu <hongjiu.lu@intel.com>
806 * output.cc (Relobj::initialize_input_to_output_map<size>):
807 Remove typename on elfcpp::Elf_types<size>::Elf_Addr.
809 2015-03-04 Cary Coutant <ccoutant@google.com>
811 * parameters.cc (Parameters::set_target_once): Call
812 Target::select_as_default_target just once from here...
813 (set_parameters_target): ...instead of from here.
815 2015-03-04 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
817 * ehframe.cc (Cie::set_output_offset): Pass in and use a
818 Output_section_data instead of a Merge_map.
819 (Eh_frame::Eh_frame): Don't initialize merge_map_.
820 (Eh_frame::read_cie): Use add_merge_mapping instead of
821 Merge_map::add_mapping.
822 (Eh_frame::read_fde): Ditto.
823 (Eh_frame::set_final_data_size): Use this instead of this->merge_map_.
824 (Eh_frame::do_output_offset): Use merge_output_offset istead of
825 merge_map_->get_output_offset.
826 (Eh_frame::do_is_merge_section_for): Delete.
827 * ehframe.h (Fde::add_mapping): Pass in and use a Output_section_data
828 instead of a Merge_map.
829 (Cie::set_output_offset): Pass in a Output_section_data instead of a
831 (Eh_frame::do_is_merge_section_for): Delete.
832 (Eh_frame::merge_map_): Delete.
833 * merge.cc (Object_merge_map::get_or_make_input_merge_map): Pass in
834 and use a Output_section_data instead of a Merge_map.
835 (Object_merge_map::add_mapping): Ditto.
836 (Object_merge_map::get_output_offset): Remove the merge_map argument.
837 (Object_merge_map::is_merge_section_for): Pass in and use a
838 Output_section_data instead of a Merge_map.
840 (Output_merge_base::do_output_offset): Use merge_output_offset instead
841 of merge_map_.get_output_offset.
842 (Output_merge_base::do_is_merge_section_for): Delete.
843 (Output_merge_data::do_add_input_section): Use
844 object->add_merge_mapping instead of add_mapping.
845 (Output_merge_string<Char_type>::finalize_merged_data): Ditto.
846 * merge.h (Merge_map): Delete forward declaration.
847 (Object_merge_map::add_mapping): Pass in and use a Output_section_data
848 instead of a Merge_map.
849 (Object_merge_map::get_output_offset): Remove the merge_map argument.
850 (Object_merge_map::is_merge_section_for): Pass in and use a
851 Output_section_data instead of a Merge_map.
852 (Input_merge_map::Object_merge_map::merge_map): Replace with
854 (Object_merge_map::get_or_make_input_merge_map): Pass in and use a
855 Output_section_data instead of a Merge_map.
857 (Output_merge_base::Output_merge_base): Don't initialize merge_map_.
858 (Output_merge_base::do_is_merge_section_for): Delete.
859 (Output_merge_base::add_mapping): Delete.
860 (Output_merge_base::merge_map_): Delete.
861 * object.cc (Relobj::initialize_input_to_output_map): New.
862 (Relobj::initialize_input_to_output_map): New.
863 (Relobj::merge_output_offset): New.
864 (Relobj::is_merge_section_for): New.
865 (Relobj::initialize_input_to_output_map): Instantiate for 32 and 64
867 * object.h (Relobj::merge_map): Delete.
868 (initialize_input_to_output_map): New.
869 (set_merge_map): Delete.
870 (add_merge_mapping): New.
871 (merge_output_offset): New.
872 (is_merge_section_for): New.
873 * output.cc (Output_section::Input_section::is_merge_section_for):
874 Use object->is_merge_section_for.
875 * output.h (Output_section_data::is_merge_section_for): Delete.
876 (Output_section_data::do_is_merge_section_for): Delete.
877 * reloc.cc (Merged_symbol_value<size>::initialize_input_to_output_map):
878 Use object->initialize_input_to_output_map.
879 (Merged_symbol_value<size>::value_from_output_section): Use
880 object->merge_output_offset.
882 2015-03-02 Peter Collingbourne <pcc@google.com>
883 Cary Coutant <ccoutant@google.com>
885 * output.cc (Output_section::add_merge_input_section): Do not
886 attempt to merge sections with an entsize of 0.
888 2015-03-02 Khem Raj <raj.khem@gmail.com>
890 * attributes.h (class Output_attributes_section_data ): Add
891 do_print_to_mapfile function.
893 2015-02-24 Alan Modra <amodra@gmail.com>
896 * powerpc.cc (Powerpc_relocate_functions::addr16_ds): Always
897 complain if value is not a multiple of four.
898 (Target_powerpc::Relocate::relocate): Correct handling of
899 R_POWERPC_GOT_TPREL16 and R_POWERPC_GOT_TPREL16_LO for ppc64.
901 2015-02-21 H.J. Lu <hongjiu.lu@intel.com>
903 * configure.ac (default_size): Set to 32 for x32.
904 * configure: Regenerated.
906 2015-02-18 Alan Modra <amodra@gmail.com>
909 * powerpc.cc (Global_symbol_visitor_opd::operator()): Set default
912 2015-02-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
914 * gc.h (Garbage_collection::add_reference): Don't use find.
916 2015-02-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
918 * object.cc (write_local_symbols): avoid std::vector copy.
920 2015-02-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
922 * merge.cc (get_output_offset): Use upper_bound instead of lower_bound.
924 2015-02-09 Mark Wielaard <mjw@redhat.com>
926 * gdb-index.cc (Gdb_index_info_reader::visit_top_die): Recognize
927 DW_LANG_Fortran03 and DW_LANG_Fortran08.
929 2015-02-16 Cary Coutant <ccoutant@google.com>
933 * layout.cc (Layout::finish_dynamic_section): Don't set DT_SYMBOLIC or
934 DF_SYMBOLIC if --dynamic-list option is used.
935 * options.cc (General_options::finalize): --dynamic-list is not
936 mutually exclusive with -Bsymbolic.
937 * symtab.h (Symbol::is_preemptible): Don't exclude dynamic symbols not
938 listed in --dynamic-list.
939 * testsuite/Makefile.am (dynamic_list_lib2.so): Add
940 -Bsymbolic-functions.
941 * testsuite/Makefile.in: Regenerate.
943 2015-02-16 Cary Coutant <ccoutant@google.com>
946 * incremental.cc: Remove redundant include of "output.h".
948 2015-02-12 Jing Yu <jingyu@google.com>
950 * aarch64-reloc.def (TLSLE_MOVW_TPREL_G2, TLSLE_MOVW_TPREL_G1,
951 TLSLE_MOVW_TPREL_G1_NC, TLSLE_MOVW_TPREL_G0, TLSLE_MOVW_TPREL_G0_NC,):
953 * aarch64.cc (Target_aarch64::Scan::local): Add cases for new
954 TLSLE_MOVW_* relocations.
955 (Target_aarch64::Scan::global): Likewise.
956 (Target_aarch64::Relocate::relocate): Likewise.
957 (Target_aarch64::Relocate::relocate_tls): Add cases and handlings
958 for new TLSLE_MOVW_* relocations.
960 2015-02-11 Will Newton <will.newton@linaro.org>
963 * arm.cc (Target_arm::make_plt_section): Create an ARM
964 state mapping symbol at the start of the PLT.
966 2015-02-09 H.J. Lu <hongjiu.lu@intel.com>
968 * testsuite/Makefile.am (two_file_shared_2_pic_1_test_DEPENDENCIES):
969 Replace two_file_shared_2.so with two_file_shared_1.so.
970 * testsuite/Makefile.in: Regenerated.
972 2015-02-09 Alan Modra <amodra@gmail.com>
974 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add libweak_undef_2.a,
975 plugin_test_thin.a and defsym_test.
976 * testsuite/Makefile.in: Regenerate.
978 2015-02-04 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
980 * merge.cc (do_add_input_section): Combine loop epilogue into main loop
983 2015-02-04 Peter Collingbourne <pcc@google.com>
985 * plugin.cc (Pluginobj::get_symbol_resolution_info): Resolve
986 forwarding symbols when computing symbol resolution info for plugins.
987 * plugin.h (Plugin_manager::symtab): New method.
988 (Pluginobj::get_symbol_resolution_info): Add symtab parameter.
990 2015-02-03 Cary Coutant <ccoutant@google.com>
991 Peter Collingbourne <pcc@google.com>
994 * archive.cc (Thin_archive_object_unlocker): New class.
995 (Archive::include_member): Unlock external members of thin archives.
996 * testsuite/Makefile.am (plugin_test_1): Rename .syms files.
997 (plugin_test_2): Likewise.
998 (plugin_test_3): Likewise.
999 (plugin_test_4): Likewise.
1000 (plugin_test_5): Likewise.
1001 (plugin_test_6): Likewise.
1002 (plugin_test_7): Likewise.
1003 (plugin_test_8): Likewise.
1004 (plugin_test_9): Likewise.
1005 (plugin_test_10): Likewise.
1006 (plugin_test_11): New test case.
1007 * testsuite/Makefile.in: Regenerate.
1008 * testsuite/plugin_test.c (claim_file_hook): Check for parallel .syms
1009 file to decide whether to claim file.
1010 (all_symbols_read_hook): Likewise.
1011 * testsuite/plugin_test_1.sh: Adjust expected output.
1012 * testsuite/plugin_test_2.sh: Likewise.
1013 * testsuite/plugin_test_3.sh: Likewise.
1014 * testsuite/plugin_test_6.sh: Likewise.
1015 * testsuite/plugin_test_tls.sh: Likewise.
1016 * testsuite/plugin_test_11.sh: New testcase.
1018 2015-02-03 Cary Coutant <ccoutant@google.com>
1020 * descriptors.cc (Descriptors::open): Set artificially-low limit for
1021 file descriptors when debugging enabled. Add debug output.
1022 (Descriptors::release): Add debug output.
1023 (Descriptors::close_some_descriptor): Likewise.
1024 (Descriptors::close_all): Likewise.
1025 * fileread.cc (File_read::lock): Likewise.
1026 (File_read::unlock): Likewise.
1028 2015-02-02 Cary Coutant <ccoutant@google.com>
1030 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for
1031 executable output file.
1033 2015-01-22 Han Shen <shenhan@google.com>
1035 * arm.cc (Target_arm::Target_arm): Add initialization for new members.
1036 (Target_arm::do_plt_address_for_global): New method.
1037 (Target_arm::do_plt_address_for_local): New method.
1038 (Target_arm::rel_irelative_section): New method.
1039 (Target_arm::make_data_plt): Add more parameters for plt ctor.
1040 (Target_arm::do_make_data_plt): Add more parameters for plt ctor.
1041 (Target_arm::Scan::symbol_needs_plt_entry): Add ifunc support.
1042 (Target_arm::Scan::reloc_needs_plt_for_ifunc): Add ifunc support.
1043 (Target_arm::Scan::check_non_pic): Add ifunc support.
1044 (Target_arm::Scan::local): Add ifunc support.
1045 (Target_arm::Scan::global): Add ifunc support.
1046 (Target_arm::make_plt_section): New method.
1047 (Target_arm::make_plt_entry): Change to call to make_plt_section.
1048 (Target_arm::make_local_ifunc_plt_entry): New method.
1049 (Target_arm::got_irelative_): New member.
1050 (Target_arm::rel_irelative_): New member.
1051 (Target_arm::got_section): Add creation for got_irelative_.
1052 (Target_arm::rel_dyn_section): Add creation for rel_irelative_.
1053 (Target_arm::Relocate::relocate): Properly set local ifunc address.
1054 (Target_arm::do_dynsym_value): Properly set global ifunc address.
1055 (Target_arm::scan_reloc_for_stub): Properly set global ifunc address.
1056 (Output_data_plt_arm::IRelative_data): New type.
1057 (Output_data_plt_arm::Output_data_plt_arm): Add more parameters.
1058 (Output_data_plt_arm::add_entry): Add more parameters.
1059 (Output_data_plt_arm::add_relocation): New method.
1060 (Output_data_plt_arm::add_local_ifunc_entry): New method.
1061 (Output_data_plt_arm::rel_irelative): New method.
1062 (Output_data_plt_arm::entry_count): Modified.
1063 (Output_data_plt_arm::address_for_global): New method.
1064 (Output_data_plt_arm::address_for_local): New method.
1066 (Output_data_plt_arm::set_final_data_size): Add irelative_count_.
1067 (Output_data_plt_arm::insert_irelative_data): New method.
1068 (Output_data_plt_arm::irelative_rel_): New member.
1069 (Output_data_plt_arm::got_): New member.
1070 (Output_data_plt_arm::got_irelative_): New member.
1071 (Output_data_plt_arm::irelative_count_): New member.
1072 (Output_data_plt_arm::IRelative_data_vec): New typedef.
1073 (Output_data_plt_arm::irelative_data_vec_): New member.
1074 (Output_data_plt_arm::do_write): Write out irelative entries.
1075 (Output_data_plt_arm_standard::Output_data_plt_arm_standard): Add
1076 more parameters to ctor.
1077 (Output_data_plt_arm_nacl::Output_data_plt_arm_nacl): Add
1078 more parameters to ctor.
1079 * output.h (Output_data_reloc::add_local_relative): New method.
1080 * aarch64.cc (Output_data_plt_aarch64): Fixed typo in comment.
1082 2015-01-29 Alan Modra <amodra@gmail.com>
1084 * powerpc.cc (Target_powerpc::Relocate::relocate): Correct GOT_TLSLD
1085 and GOT_TLSGD to LE optimization.
1087 2015-01-28 Cary Coutant <ccoutant@google.com>
1089 * x86_64.cc (Target_x86_64::Scan::global): Allow IE-to-LE optimization
1090 for undef TLS symbols.
1091 (Target_x86_64::Relocate::relocate_tls): Likewise.
1092 (Target_x86_64::Relocate::tls_ie_to_le): Likewise.
1094 2015-01-25 Cary Coutant <ccoutant@google.com>
1096 * output.cc (Output_segment::set_section_addresses): Fix calculation
1097 of size of relro segment.
1099 2015-01-22 Alan Modra <amodra@gmail.com>
1101 * powerpc.cc (Target_powerpc::Scan::local <got relocs>): Correct
1102 condition for need of ifunc plt entry.
1103 (Target_powerpc::Scan::global <got relocs>): Likewise.
1105 2015-01-14 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1107 * mips.cc (reloc_high): Add r_sym.
1108 (Mips_relocate_functions::relhi16): Add r_sym parameter. Pass r_sym to
1109 reloc_high constructor.
1110 (Mips_relocate_functions::relgot16_local): Likewise.
1111 (Mips_relocate_functions::rello16): Add r_sym parameter. Use r_sym and
1112 r_type to decide whether LO16 matches HI16.
1113 (Target_mips::Relocate::relocate): Pass r_sym to calls to relhi16,
1114 rello16 and relgot16_local.
1116 2015-01-09 Cary Coutant <ccoutant@google.com>
1118 * layout.cc (Layout::set_segment_offsets): Don't align start of segment
1119 unless alignment is larger than page size.
1121 2015-01-06 H.J. Lu <hongjiu.lu@intel.com>
1122 Cary Coutant <ccoutant@google.com>
1125 * configure.ac (DEFAULT_TARGET_X86_64): Don't set for x32.
1126 (DEFAULT_TARGET_X32): Set for x32.
1127 * x86_64.cc (cmp_insn_32): New.
1128 (lea_r10_insn_32): Likewise.
1129 (lea_r11_insn_32): Likewise.
1130 (cmp_insn_64): Likewise.
1131 (lea_r10_insn_64): Likewise.
1132 (lea_r11_insn_64): Likewise.
1133 (Target_x86_64<size>::do_calls_non_split): Handle x32.
1134 * testsuite/Makefile.am (check_SCRIPTS): Add split_x32.sh.
1135 (check_DATA): Add split_x32 files.
1136 (split_x32_[1234n].o): New targets.
1137 (split_x32_[124]): New targets.
1138 (split_x32_[1234r].stdout): New targets.
1139 * testsuite/split_x32.sh: New file.
1140 * testsuite/split_x32_1.s: Likewise.
1141 * testsuite/split_x32_2.s: Likewise.
1142 * testsuite/split_x32_3.s: Likewise.
1143 * testsuite/split_x32_4.s: Likewise.
1144 * testsuite/split_x32_n.s: Likewise.
1145 * configure: Regenerated.
1146 * testsuite/Makefile.in: Likewise.
1148 2015-01-06 H.J. Lu <hongjiu.lu@intel.com>
1151 * x86_64.cc (Target_x86_64<size>::Relocate::tls_ie_to_le): Handle
1154 2015-01-02 Alan Modra <amodra@gmail.com>
1156 * version.cc (print_version): Just print current year.
1157 * dwp.cc (print_version): Likewise.
1159 2015-01-01 Alan Modra <amodra@gmail.com>
1161 Update year range in copyright notice of all files.
1163 2014-12-25 Alan Modra <amodra@gmail.com>
1165 * arm.cc (Target_arm::do_adjust_elf_header): Provide namespace on
1167 (Target_arm::merge_object_attributes, ): Likewise.
1169 2014-12-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1171 * arm.cc (Target_arm::do_adjust_elf_header): Set e_flags in ELF header
1172 as hard float only when Tag_ABI_VFP_args is 1, using new enum value
1173 AEABI_VFP_args_vfp to check that.
1174 (Target_arm::merge_object_attributes): Handle new Tag_ABI_VFP_args
1175 value and replace hardcoded values by enum values.
1177 2014-12-22 Cary Coutant <ccoutant@google.com>
1179 * powerpc.cc (Target_powerpc::relocate): Fix overflow check.
1181 2014-12-20 H.J. Lu <hongjiu.lu@intel.com>
1184 * testsuite/debug_msg.cc (SometimesInlineFunction): Changed
1185 to "return i * i * 3;".
1187 2014-12-16 Cary Coutant <ccoutant@google.com>
1189 * mapfile.cc (Mapfile::print_input_section): Print uncompressed sizes.
1190 (Mapfile::print_output_data): Use current_data_size() to avoid
1191 assert for sections requiring postprocessing; if address is not valid,
1193 (Mapfile::print_output_section): Use current_data_size(); print note
1194 that addresses and sizes are before compression.
1196 2014-12-14 H.J. Lu <hongjiu.lu@intel.com>
1198 * aarch64.cc (AArch64_relocate_functions::maybe_apply_stub):
1199 Cast current_group_size to unsigned long when reporting error.
1201 2014-12-10 Jing Yu <jingyu@google.com>
1203 * aarch64.cc (Target_aarch64): Add new variable stub_group_size_.
1204 (AArch64_relocate_functions::maybe_apply_stub): Add new parameter.
1205 Update error message.
1206 (Target_aarch64::do_relax): Use absolute value of option
1207 stub_group_size. Replace local variable with class member
1210 2014-12-04 Alan Modra <amodra@gmail.com>
1212 * powerpc.cc (Target_powerpc::Branch_info::make_stub): Ignore
1213 addend of PLTREL24 reloc when not generating a plt stub. Make
1214 max_branch_offset an "Address".
1215 (Stub_table::can_reach_stub): Make max_branch_offset an "Address".
1216 (Target_powerpc::Relocate::relocate): Likewise.
1218 2014-12-04 Alan Modra <amodra@gmail.com>
1221 * symtab.cc (Symbol::set_undefined): Remove assertion.
1222 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
1223 on symbols defined in discarded sections, instead return false.
1224 Rearrange params, update all callers.
1225 (Target_powerpc::Branch_info::make_stub): Don't make stubs for
1226 branches to syms in discarded sections.
1227 (Global_symbol_visitor_opd::operator()): Set discarded opd syms
1228 undefined and flag as discarded.
1229 (Target_powerpc::Relocate::relocate): Localize variable.
1231 2014-12-03 H.J. Lu <hongjiu.lu@intel.com>
1234 * testsuite/Makefile.am (pie_copyrelocs_test_CXXFLAGS): New.
1235 * testsuite/Makefile.in: Regenerated.
1237 2014-12-03 Alan Modra <amodra@gmail.com>
1240 * powerpc.cc (Target_powerpc::Scan::local): Use add_local_section
1241 when adding dynamic relocations against section symbols.
1243 2014-12-01 Dimitry Ivanov <dimitry@google.com>
1245 * layout.cc (Layout::finish_dynamic_section): When '-z global'
1246 is specified set DF_1_GLOBAL in DT_FLAGS_1 flags.
1247 * options.h (General_options): New -z option (global).
1249 2014-12-01 Cary Coutant <ccoutant@google.com>
1252 * layout.cc (Layout::layout_gnu_stack): Don't warn when -z execstack
1254 (Layout::create_executable_stack_info): Warn when -z noexecstack is
1255 given but some inputs require executable stack.
1257 2014-11-26 Cary Coutant <ccoutant@google.com>
1259 * layout.cc (gdb_sections): Keep .debug_gdb_scripts and
1260 .debug_str_offsets; strip .debug_gnu_pubnames and
1261 .debug_gnu_pubtypes.
1262 (lines_only_debug_sections): Strip all four new sections.
1264 2014-11-26 Jing Yu <jingyu@google.com>
1266 * aarch64.cc (Relocate::tls_desc_gd_to_ie): Set ldr target
1267 register to be x0 when to relax TLSDESC_LD64_LO12.
1269 2014-11-26 Alan Modra <amodra@gmail.com>
1271 * powerpc.cc (struct Stub_table_owner): New.
1272 (Powerpc_relobj): Rename stub_table_ to stub_table_index_, an
1273 unsigned int vector. Update all references.
1274 (powerpc_relobj::set_stub_table): Take an unsigned int param
1275 rather than a Stub_table. Update callers.
1276 (Powerpc_relobj::clear_stub_table): New function.
1277 (Target_powerpc): Add relax_failed_, relax_fail_count_ and
1278 stub_group_size_ vars.
1279 (Target_powerpc::new_stub_table): Delete.
1280 (max_branch_delta): New function, extracted from..
1281 (Target_powerpc::Relocate::relocate): ..here..
1282 (Target_powerpc::Branch_info::make_stub): ..and here. Return
1283 status on whether stub created successfully.
1284 (Stub_control::Stub_control): Add "no_size_errors" param. Move
1286 (Target_powerpc::do_relax): ..here. Init stub_group_size_ and
1287 reduce on relax failure.
1288 (Target_powerpc::group_sections): Add "no_size_errors" param.
1289 Use stub_group_size_. Set up group info in a temp vector,
1290 before building Stub_table vector. Account for input sections
1291 possibly already converted to relaxed sections.
1292 (Stub_table::init): Delete. Merge into..
1293 (Stub_table::Stub_table): ..here.
1294 (Stub_table::can_reach_stub): New function.
1295 (Stub_table::add_plt_call_entry): Add "from" parameter and
1296 return true iff stub could be reached.
1297 (Stub_table::add_long_branch_entry): Similarly. Add "r_type"
1299 (Stub_table::clear_stubs): Add "all" param.
1301 2014-11-26 Alan Modra <amodra@gmail.com>
1303 * powerpc.cc (Stub_control::set_output_and_owner): New function.
1304 (Target_powerpc::group_sections): Use it.
1306 2014-11-25 Cary Coutant <ccoutant@google.com>
1308 * binary.cc (Binary_to_elf::sized_convert): Add size to _start symbol.
1309 (Binary_to_elf::write_symbol): Add st_size parameter.
1310 * binary.h (Binary_to_elf::write_symbol): Add st_size parameter.
1312 2014-11-25 Cary Coutant <ccoutant@google.com>
1315 * object.cc (Sized_relobj_file): Initialize is_deferred_layout_.
1316 (Sized_relobj_file::do_layout): Handle deferred sections properly
1317 during GC pass 1. Don't add reloc sections to deferred list twice.
1318 * object.h (Sized_relobj_file::is_deferred_layout): New function.
1319 (Sized_relobj_file::is_deferred_layout_): New data member.
1321 2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
1324 * x86_64.cc (Output_data_plt_x86_64_standard<size>::do_fill_plt_entry):
1325 Check PC-relative offset overflow in PLT entry.
1327 2014-11-21 Alan Modra <amodra@gmail.com>
1329 * powerpc.cc (Target_powerpc::Relocate::relocate): Correct test
1330 for undefined weaks.
1332 2014-11-20 Alan Modra <amodra@gmail.com>
1334 * powerpc.cc (Stub_control::Stub_control): Init stub14_group_size_
1335 from --stub-group-size parameter divided by 1024.
1336 (Powerpc_relocate_functions::rela, rela_ua): Add fieldsize
1337 template parameter. Update all uses.
1338 (Target_powerpc::Relocate::relocate): Rename has_plt_value to
1339 has_stub_value. Set for long branches. Don't report overflow for
1340 branch to undefined weak symbols. Print info message on
1341 overflowing branch to stub.
1343 2014-11-20 Alan Modra <amodra@gmail.com>
1345 * powerpc.cc (Target_powerpc::do_relax): Add __go_go to thread_starters.
1347 2014-11-13 H.J. Lu <hongjiu.lu@intel.com>
1349 * x86_64.cc (Target_x86_64<size>::Scan::global): Don't make PLT
1350 entry for R_X86_64_GOTPLT64.
1351 (Target_x86_64<size>::Relocate::relocate): Update comments for
1354 2014-11-06 Evgeniy Dushistov <dushistov@mail.ru>
1356 * plugin.cc: use lock to searialize calls of Plugin_manager::claim_file
1357 * plugin.h: add lock definition
1359 2014-10-29 Han Shen <shenhan@google.com>
1360 Jing Yu <jingyu@google.com>
1362 * aarch64-reloc.def: Add LD_PREL_LO12, ADR_PREL_LO21,
1363 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
1364 TLSLD_MOVW_DTPREL_G0_NC. Change property of TLS relocations to
1366 * aarch64.cc (Target_aarch64::do_can_check_for_function_pointers): New
1368 (Target_aarch64::reloc_needs_plt_for_ifunc): New method.
1369 (Target_aarch64::tls_ld_to_le): New method.
1370 (Target_aarch64::aarch64_info): Enable can_icf_inline_merge_sections
1372 (Output_data_plt_aarch64::irelative_rel_): New data member.
1373 (Output_data_plt_aarch64::add_entry): Add irelative entries to plt.
1374 (Output_data_plt_aarch64::add_local_ifunc_entry): New method.
1375 (Output_data_plt_aarch64::add_relocation): New method.
1376 (Output_data_plt_aarch64::do_write): Add gold_assert on got_irelative
1377 offset. Add got_irelative size to got size.
1378 (AArch64_relocate_functions): Typedef AArch64_valtype. Replace long
1379 type string with the new typename.
1380 (AArch64_relocate_functions::update_adr): Replace parameter x with
1382 (AArch64_relocate_functions::update_movnz): Correct wrong val mask.
1383 (AArch64_relocate_functions::reloc_common): New method.
1384 (AArch64_relocate_funcsions::rela_general): Extract common part out
1385 into reloc_common method.
1386 (AArch64_relocate_functions::rela_general): Likewise.
1387 (AArch64_relocate_functions::pcrela_general): Likewise.
1388 (AArch64_relocate_functions::adr): New method.
1389 (AArch64_relocate_functions::adrp): Calculate immed before calling
1391 (AArch64_relocate_functions::adrp): Likewise.
1392 (AArch64_relocate_functions::movnz): Cast x to SignedW type when
1393 comparing x to 0. Calculate immed from ~x when x < 0.
1394 (Target_aarch64::optimize_tls_reloc): Add new cases for
1395 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
1396 TLSLD_MOVW_DTPREL_G0_NC.
1397 (Target_aarch64::possible_function_pointer_reloc): Implement this
1399 (Target_aarch64::Scan::local_reloc_may_be_function_pointer): Update
1401 (Target_aarch64::Scan::local): Add codes to handle STT_GNU_IFUNC
1402 symbol. Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
1403 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
1404 (Target_aarch64::Scan::global): Add codes to handle STT_GNU_IFUNC
1405 symbol. Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
1406 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
1407 (Target_aarch64::make_plt_entry): Call add_entry with two more
1409 (Target_aarch64::make_local_ifunc_plt_entry): New method.
1410 (Target_aarch64::Relocate::relocate): Add cases for LD_PREL_LO19,
1411 ADR_PREL_LO21, TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
1412 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
1413 (Target_aarch64::Relocate::relocate_tls): Add cases for
1414 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
1415 TLSLD_MOVW_DTPREL_G0_NC.
1416 * testsuite/icf_safe_so_test.cc: Correct test comment.
1417 * testsuite/icf_safe_test.sh: Add AArch64 arch.
1419 2014-10-22 Alan Modra <amodra@gmail.com>
1421 * powerpc.cc (do_relax): Add gcc-4.9 libgomp functions to
1424 2014-10-18 Andreas Schwab <schwab@linux-m68k.org>
1426 * configure.tgt (targ_extra_obj) [aarch64*-*]: Define.
1428 2014-10-17 Cary Coutant <ccoutant@google.com>
1430 * aarch64.cc (AArch64_relocate_functions::maybe_apply_stub):
1431 Add "typename" keyword.
1433 2014-10-15 Han Shen <shenhan@google.com>
1434 Jing Yu <jingyu@google.com>
1436 Patch for gold aarch64 backend to support relaxation.
1437 * aarch64-reloc.def: Change format.
1438 * aarch64.cc (class Reloc_stub): New class.
1439 (class Stub_table): New class.
1440 (class AArch64_relobj): New class.
1441 (class AArch64_input_section): New class.
1442 (class AArch64_output_section): New class.
1443 (Target_aarch64::new_stub_table): New method.
1444 (Target_aarch64::new_aarch64_input_section): New method.
1445 (Target_aarch64::find_aarch64_input_section): New method.
1446 (Target_aarch64::scan_section_for_stubs): New method.
1447 (Target_aarch64::scan_reloc_section_for_stubs): New method.
1448 (Target_aarch64::relocate_stub): New method.
1449 (Target_aarch64::current_target): New method.
1450 (Target_aarch64::do_make_elf_object): New method.
1451 (Target_aarch64::do_may_relax): New method.
1452 (Target_aarch64::do_relax): New method.
1453 (Target_aarch64::group_sections): New method.
1454 (Target_aarch64::scan_reloc_for_stub): New method.
1455 (Target_aarch64::do_make_output_section): New method.
1456 (Target_aarch64::stub_tables_): New data member.
1457 (Target_aarch64::aarch64_input_section_map_): New data member.
1458 (AArch64_relocate_functions::maybe_apply_stub): New method.
1460 2014-09-30 Cary Coutant <ccoutant@google.com>
1463 * resolve.cc (Symbol_table::resolve): Fix local shadowing error.
1465 2014-09-30 Kito Cheng <kito@0xlab.org>
1468 * layout.cc (Layout::create_dynamic_symtab): Build gnu-style
1469 hash table before sysv-style hash table.
1471 2014-09-29 Sriraman Tallam <tmsriram@google.com>
1473 * options.h (--pic-executable): Add negative to alias to -no-pie.
1475 2014-09-26 Cary Coutant <ccoutant@google.com>
1478 * object.cc (Sized_relobj_file): Compute value of section symbols
1479 for TLS sections the same as TLS symbols.
1481 2014-09-25 Cary Coutant <ccoutant@google.com>
1484 * resolve.cc (Symbol_table::resolve): Override common placeholder
1485 symbols, but adjust sizes.
1486 * symtab.cc (Symbol_table::add_from_object): Don't add placeholder
1487 symbols to common lists.
1489 2014-09-24 Alan Modra <amodra@gmail.com>
1491 * po/POTFILES.in: Regenerate.
1493 2014-09-23 Taiju Tsuiki <tzik@google.com>
1494 Cary Coutant <ccoutant@google.com>
1497 * gold.cc (queue_final_tasks): Add Write_sections_task as a blocker
1498 on input_sections_blocker.
1499 * layout.cc (Write_sections_task::locks): Unblock
1500 input_sections_blocker_.
1501 * layout.h (Write_sections_task::Write_sections_task): Add
1502 input_sections_blocker.
1503 * testsuite/Makefile.am (exception_x86_64_bnd_test): Add gcctestdir/ld
1505 * testsuite/Makefile.in: Regenerate.
1507 2014-09-18 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1509 * testsuite/Makefile.am (plugin_test_10): New test.
1510 * testsuite/Makefile.in: Regenerate
1511 * testsuite/plugin_common_test_2.c (c1): Align to 8.
1512 * testsuite/plugin_test_10.sh: New file.
1514 2014-09-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1516 * plugin.cc (Sized_pluginobj::do_add_symbols): Ignore isym->size.
1517 * resolve.cc (Symbol_table::resolve): Don't override common symbols
1518 during the replacement phase.
1520 2014-09-17 Han Shen <shenhan@google.com>
1521 Jing Yu <jingyu@google.com>
1523 * aarch64-reloc.def: Add TLSGD_ADR_PAGE21, TLSGD_ADD_LO12_NC,
1524 TLSDESC_ADR_PAGE21, TLSDESC_LD64_LO12, TLSDESC_ADD_LO12, TLSDESC_CALL.
1525 * aarch64.cc (Target_aarch64): Add data members
1526 got_irelative_, got_tlsdesc_, rela_irelative_, got_mod_index_offset_,
1527 tlsdesc_reloc_info_, tls_base_symbol_defined_. Initialize them in
1529 (Target_aarch64::do_reloc_symbol_index): New method.
1530 (Target_aarch64::do_reloc_addend): New method.
1531 (Target_aarch64::add_tlsdesc_info): New method.
1532 (Target_aarch64::do_dynsym_value): New method.
1533 (Target_aarch64::do_make_data_plt): Add new parameters: got,
1534 got_irelative. Pass them to Output_data_plt_aarch64_standard.
1535 (Target_aarch64::make_data_plt): Add new parameters: got,
1536 got_irelative. Pass them to do_make_data_plt.
1537 (Target_aarch64::Relocate): Add skip_call_tls_get_addr_ variable.
1538 (Target_aarch64::Relocate:tls_gd_to_le): New method.
1539 (Target_aarch64::Relocate:tls_ie_to_le): New method.
1540 (Target_aarch64::Relocate:tls_desc_gd_to_le): New method.
1541 (Target_aarch64::Relocate:tls_desc_gd_to_ie): New method.
1542 (Target_aarch64::got_tlsdesc_section): New method.
1543 (Target_aarch64::make_local_ifunc_plt_entry): New method.
1544 (Target_aarch64::define_tls_base_symbol): New method.
1545 (Target_aarch64::reserve_tlsdesc_entries): New method.
1546 (Target_aarch64::got_mod_index_entry): New method.
1547 (Target_aarch64::rela_tlsdesc_section): New method.
1548 (Target_aarch64::rela_irelative_section): New method.
1549 (Target_aarch64::Tlsdesc_info): New struct.
1550 (Target_aarch64::got_section): Create .got.plt space for IRELATIVE
1551 relocations and tlsdesc relocations.
1552 (Target_aarch64::optimize_tls_reloc): Implement method.
1553 (Output_data_plt_aarch64): Add member variables: tlsdesc_rel_, got_,
1554 got_irelative_, irelative_count_, tlsdesc_got_offset_. Initialize them
1556 (Output_data_plt_aarch64::reserve_tlsdesc_entry): New method.
1557 (Output_data_plt_aarch64::has_tlsdesc_entry): New method.
1558 (Output_data_plt_aarch64::get_tlsdesc_got_offset): New method.
1559 (Output_data_plt_aarch64::get_tlsdesc_plt_offset): New method.
1560 (Output_data_plt_aarch64::rela_tlsdesc): New method.
1561 (Output_data_plt_aarch64::rela_irelative): New method.
1562 (Output_data_plt_aarch64::entry_count): Count IRELATIVE relocations.
1563 (Output_data_plt_aarch64::first_plt_entry_offset): Add const attribute.
1564 (Output_data_plt_aarch64::get_plt_tlsdesc_entry_size): New method.
1565 (Output_data_plt_aarch64::fill_tlsdesc_entry): New method.
1566 (Output_data_plt_aarch64::do_get_plt_tlsdesc_entry_size): New method.
1567 (Output_data_plt_aarch64::do_fill_tlsdesc_entry): New method.
1568 (Output_data_plt_aarch64_standard): New member variables:
1569 plt_tlsdesc_entry_size, tlsdesc_plt_entry.
1570 (Output_data_plt_aarch64_standard::Output_data_plt_aarch64_standard):
1571 New parameter: got, got_irelative.
1572 (Output_data_plt_aarch64_standard::do_get_plt_entry_size): New method.
1573 (Output_data_plt_aarch64_standard::do_fill_tlsdesc_entry): New method.
1574 (Output_data_plt_aarch64::do_write): Replace got_address with
1575 gotplt_address. Add irelative_count_ to count. Write tlsdesc entry.
1576 (AArch64_relocate_functions::update_movnz): New method.
1577 (AArch64_relocate_functions): Correct format.
1578 (AArch64_relocate_functions::movnz): New method.
1579 (Target_aarch64::Scan::local): Correct format. Move r_sym, got to
1580 before the switch. Add new cases to switch.
1581 Check ie_to_le relaxation on tlsie relocations. Add code handling
1582 tlsgd tlsdesc cases.
1583 (Target_aarch64::Scan::global): Move arp to front. Do copy_reloc when
1584 needed. Add new cases to switch. Insert dynamic RELATIVE relocation
1585 when needed. Add code handling tlsgd, tlsie, tlsdesc cases.
1586 Call reloc_name_in_error_message to print unsupported reloc.
1587 (Target_aarch64::make_plt_section): Pass got_ and got_irelative_ to
1589 (Target_aarch64::do_finalize_sections): Emit relocs to save COPY
1590 relocs. Fill in some more dynamic tags.
1591 (Target_aarch64::Relocate::relocate): Handle tlsgd, tlsdesc relocs.
1592 Skip call tls_get_addr when tlsgd is relaxed.
1593 (Target_aarch64::Relocate::relocate_tls): Correct format. Add code
1594 handling tlsgd, tlsdesc relocs, and tls gd->le, ie->le, tlsdesc->le,
1595 tlsdesc->ie relaxation.
1597 2014-09-03 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1599 * mips.cc (Target_mips_nacl): New class.
1600 (Target_selector_mips_nacl): New class.
1601 (target_selector_mips32): Rename from target_selector_mips32be and use
1602 Target_selector_mips_nacl instead of Target_selector_mips.
1603 (target_selector_mips32el): Rename from target_selector_mips32 and use
1604 Target_selector_mips_nacl instead of Target_selector_mips.
1605 (target_selector_mips64): Rename from target_selector_mips64be and use
1606 Target_selector_mips_nacl instead of Target_selector_mips.
1607 (target_selector_mips64el): Rename from target_selector_mips64 and use
1608 Target_selector_mips_nacl instead of Target_selector_mips.
1609 (Target_mips::mips_info): Add const attribute.
1611 2014-09-02 Cary Coutant <ccoutant@google.com>
1613 * dwp.cc (Sized_relobj_dwo::do_section_name): Add const attribute.
1614 * dynobj.h (Sized_dynobj::do_section_name): Likewise.
1615 * incremental.cc (Sized_relobj_incr::do_section_name): Likewise.
1616 (Sized_incr_dynobj::do_section_name): Likewise.
1617 * incremental.h (Sized_relobj_incr::do_section_name): Likewise.
1618 (Sized_incr_dynobj::do_section_name): Likewise.
1619 * object.h (Object::section_name): Likewise.
1620 (Object::do_section_name): Likewise.
1621 (Sized_relobj_file::do_section_name): Likewise.
1622 * plugin.cc (Sized_pluginobj::do_section_name): Likewise.
1623 * plugin.h (Sized_pluginobj::do_section_name): Likewise.
1625 2014-09-02 Cary Coutant <ccoutant@google.com>
1628 * ehframe.cc (Fde::write): Add output_offset parameter.
1629 (Cie::write): Likewise.
1630 (Eh_frame::set_final_data_size): Account for offset within output
1632 (Eh_frame::do_sized_write): Likewise.
1633 * ehframe.h (Fde::write): Add output_offset parameter.
1634 (Cie::write): Likewise.
1635 * output.cc (Output_section::Input_section_sort_entry): Remove
1636 section_has_name_; add output_section_name parameter. Use
1637 output section name for non-input sections.
1638 (Output_section::Input_section_sort_entry::section_has_name): Remove.
1639 (Output_section::Input_section_sort_entry::section_has_name_): Remove.
1640 (Output_section::Input_section_sort_compare): Remove logic for
1641 sections without names.
1642 (Output_section::Input_section_sort_init_fini_compare): Likewise.
1643 (Output_section::Input_section_sort_section_prefix_special_ordering_compare):
1645 (Output_section::Input_section_sort_section_name_compare): Likewise.
1647 2014-08-29 Han Shen <shenhan@google.com>
1648 Jing Yu <jingyu@google.com>
1650 * aarch64-reloc-property.cc
1651 (AArch64_reloc_property_table::reloc_name_in_error_message): Fix bug in
1652 reference reloc property in the table.
1653 * aarch64-reloc.def: Add TLSLE reloc types and fix some errors in
1655 * aarch64.cc: (Output_data_got_aarch64::add_static_reloc):
1656 2 new overloaded methods.
1657 (Output_data_got_aarch64::do_write): Add code to write out
1659 (class Output_data_got_aarch64::Static_reloc): New class to wrap
1661 (Output_data_got_aarch64::static_relocs): New vector to
1663 (Target_aarch64::TCB_SIZE): New const static memeber.
1664 (Target_aarch64::tcb_size): New method.
1665 (Target_aarch64::Relocate::relocate): Add code handling new reloc types.
1666 (Target_aarch64::Relocate::relocate_tls): New method.
1667 (Target_aarch64::Scan::local): Add code handling new reloc types.
1668 (Target_aarch64::Scan::global): Add code handling new reloc types.
1670 2014-08-13 Sriraman Tallam <tmsriram@google.com>
1672 * options.h (-no-pie): Add option.
1674 2014-08-08 Jing Yu <jingyu@google.com>
1675 Han Shen <shenhan@google.com>
1677 * Makefile.am (HFILES): Add aarch64-reloc-property.h.
1678 (DEFFILES): add aarch64-reloc.def.
1679 (TARGETSOURCES): Add aarch64-reloc-property.cc.
1680 (ALL_TARGETOBJS): Add aarch64-reloc-property.$(OBJEXT).
1681 * Makefile.in: Regenerate.
1682 * aarch64-reloc-property.cc: New file.
1683 * aarch64-reloc-property.h: New file.
1684 * aarch64-reloc.def: New file.
1685 * aarch64.cc: Include aarch64-reloc-property.h. Replace spaces
1686 with tab to make the format consistent.
1687 (Output_data_got_aarch64::symbol_table_): New method.
1688 (Target_aarch64::do_plt_address_for_global): New method.
1689 (Target_aarch64::do_plt_address_for_local): New method.
1690 (Target_aarch64::do_select_as_default_target): New method.
1691 (Target_aarch64::do_make_data_plt): New method.
1692 (Target_aarch64::make_data_plt): New method.
1693 (Output_data_plt_aarch64::has_irelative_section): New method.
1694 (Output_data_plt_aarch64::address_for_global): New method.
1695 (Output_data_plt_aarch64::address_for_local): New method.
1696 (Output_data_plt_aarch64::irelative_rel_): New parameter.
1697 (Output_data_plt_aarch64::add_entry): Implement contents.
1698 (Output_data_plt_aarch64::set_final_data_size): Fix typo.
1699 (Output_data_plt_aarch64::do_write): Remove useless got_base. Set
1700 the got_pov entry to plt0.
1701 (Output_data_plt_aarch64_standard::do_fill_first_plt_entry):
1703 (Output_data_plt_aarch64_standard::do_fill_plt_entry): Implement.
1704 (AArch64_howto): New struct.
1705 (aarch64_howto[]): New static const array.
1706 (AArch64_relocate_functions): New class.
1707 (Target_aarch64::Scan::get_reference_flags): Remove method.
1708 (Target_aarch64::Scan::local): Implement to support a few relocations.
1709 (Target_aarch64::Scan::global): Implement to support a few relocations.
1710 (Target_aarch64::make_plt_section): Implement contents.
1711 (Target_aarch64::make_plt_entry): Implement contents.
1712 (Target_aarch64::do_finalize_sections): Implement contents.
1713 (Target_aarch64::Relocate::relocate): Implement a few relocations.
1714 (Target_aarch64::relocate_section): Implement contents.
1716 2014-08-06 Alan Modra <amodra@gmail.com>
1718 * testsuite/defsym_test.sh: Allow ppc64le localentry annotation.
1720 2014-08-06 Alan Modra <amodra@gmail.com>
1723 * symtab.cc (Symbol_table::add_from_relobj): Warn on __gnu_lto_slim.
1725 2014-07-21 Sriraman Tallam <tmsriram@google.com>
1727 * object.cc (Relobj::is_section_name_included): Add
1728 ".rodata.nptl_version" to not garbage collect this section.
1730 2014-07-08 Cary Coutant <ccoutant@google.com>
1732 * expression.cc (struct Expression::Expression_eval_info): Add
1733 new fields type_pointer, vis_pointer, and nonvis_pointer.
1734 (Expression::eval_maybe_dot): Add type_pointer, vis_pointer, and
1735 nonvis_pointer parameters. Adjust all calls.
1736 (Symbol_expression::value): Update type, visibility, and nonvis bits
1738 * script.cc (Symbol_assignment::sized_finalize): Update type,
1739 visibility, and remaining st_other bits for new symbol.
1740 * script.h: (Expression::eval_maybe_dot): Add type_pointer,
1741 vis_pointer, and nonvis_pointer parameters.
1742 * symtab.h (Symbol::set_type): New method.
1744 * testsuite/Makefile.am (defsym_test): New test.
1745 * testsuite/Makefile.in: Regenerate.
1746 * testsuite/defsym_test.c: New file.
1747 * testsuite/defsym_test.sh: New file.
1749 2014-07-08 Cary Coutant <ccoutant@google.com>
1752 * dynobj.h (Sized_dynobj::base_read_symbols): New method.
1753 * dynobj.cc (Sized_dynobj::do_read_symbols): Move body to...
1754 (Sized_dynobj::base_read_symbols): ...new method.
1755 * object.h (Sized_relobj_file::base_read_symbols): New method.
1756 * object.cc (Sized_relobj_file::do_read_symbols): Move body to...
1757 (Sized_relobj_file::base_read_symbols): ...new method.
1758 * arm.cc (Arm_relobj::do_read_symbols): Call base_read_symbols.
1759 * mips.cc: (Mips_relobj::do_read_symbols): Likewise.
1760 * powerpc.cc (Powerpc_dynobj::do_read_symbols): Likewise.
1762 2014-07-04 Alan Modra <amodra@gmail.com>
1764 * po/POTFILES.in: Regenerate.
1766 2014-07-02 Jing Yu <jingyu@google.com>
1768 * aarch64.cc: New file
1769 * Makefile.am (TARGETSOURCES): Add aarch64.cc
1770 (ALL_TARGETOBJS): Add aarch64.$(OBJEXT)
1771 * Makefile.in: Regenerate.
1772 * configure.tgt: Add entries for aarch64*.
1773 * configure.ac: Likewise.
1774 * configure: Likewise.
1776 2014-06-27 Alan Modra <amodra@gmail.com>
1778 * symtab.cc (Symbol::should_add_dynsym_entry): Don't make inline.
1780 2014-06-24 Cary Coutant <ccoutant@google.com>
1782 * dwp.cc (Dwo_file::read): Allow files with no .debug_types
1784 (Dwo_file::sized_read_unit_index): Likewise.
1786 2014-06-23 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1788 * mips.cc: New file.
1789 * Makefile.am (TARGETSOURCES): Add mips.cc
1790 (ALL_TARGETOBJS): Add mips.$(OBJEXT)
1791 * configure.tgt: Add entries for mips*.
1792 * configure.ac: Likewise.
1793 * Makefile.in: Regenerate.
1794 * configure: Likewise.
1796 2014-06-09 Cary Coutant <ccoutant@google.com>
1798 * dwarf_reader.cc (Dwarf_pubnames_table::read_header): Check that
1799 unit_length is within section bounds.
1801 2014-06-09 Cary Coutant <ccoutant@google.com>
1804 * layout.cc (Layout::print_to_mapfile): Print unattached sections in
1807 2014-06-07 Alan Modra <amodra@gmail.com>
1809 * powerpc.cc (relocate): Treat field of cmpli insn as a bitfield.
1811 2014-06-06 Cary Coutant <ccoutant@google.com>
1813 * dwarf_reader.h (Dwarf_pubnames_table): Remove output_section_offset_.
1814 * dwarf_reader.cc (Dwarf_pubnames_table::read_section): Likewise.
1815 (Dwarf_pubnames_table::read_header): Likewise.
1816 * layout.cc (gdb_fast_lookup_sections): Add .debug_gnu_pubnames and
1817 .debug_gnu_pubtypes.
1819 2014-06-05 Joel Brobecker <brobecker@adacore.com>
1821 * Makefile.am (CONFIG_STATUS_DEPENDENCIES): New.
1822 * Makefile.in, configure: Regenerate.
1824 2014-06-03 Alan Modra <amodra@gmail.com>
1826 * powerpc.cc (addis_12_2): Define.
1827 (Stub_table::do_write): Support fusion on ELFv2 stubs.
1829 2014-06-03 Alan Modra <amodra@gmail.com>
1831 * testsuite/plugin_test.c (parse_readelf_line): Skip non-visibility
1834 2014-06-02 Alan Modra <amodra@gmail.com>
1836 * powerpc.cc (Target_powerpc::local_reloc_may_be_function_pointer):
1837 Only ignore relocs on ELFv1.
1838 (Target_powerpc::global_reloc_may_be_function_pointer): Likewise.
1840 2014-05-30 Cary Coutant <ccoutant@google.com>
1842 * testsuite/Makefile.am (ehdr_start_test_4): Fix typo in -B option.
1843 * testsuite/Makefile.in: Regenerate.
1844 * testsuite/ehdr_start_test_4.sh: Look for "U" instead of "w".
1846 2014-05-27 H.J. Lu <hongjiu.lu@intel.com>
1849 * x86_64.cc (Target_x86_64::Relocate::relocate): Use signed int
1850 for got_offset. Properly get GOT address for R_X86_64_PLTOFF64.
1852 2014-05-15 Alan Modra <amodra@gmail.com>
1854 * powerpc.cc (do_plt_fde_location): Handle zero length .glink.
1855 Compare FDE contents with DW_CFA_nop rather than 0.
1857 2014-05-13 Sriraman Tallam <tmsriram@google.com>
1859 * symtab.h (may_need_copy_reloc): Remove check for position independent
1861 * x86_64.cc (Target_x86_64<size>::Scan::global): Add check for no
1862 position independence before pc absolute may_need_copy_reloc call.
1863 Add check for executable output befor pc relative may_need_copy_reloc
1869 * powerpc.cc: Add check for no position independence before
1870 may_need_copy_reloc calls.
1871 * testsuite/pie_copyrelocs_test.cc: New file.
1872 * testsuite/pie_copyrelocs_shared_test.cc: New file.
1873 * Makefile.am (pie_copyrelocs_test): New test.
1874 * Makefile.in: Regenerate.
1876 2014-05-08 Martin Liška <mliska@suse.cz>
1878 * output.cc (Sized_relobj_file::do_layout): Fix typo in info message.
1880 2014-05-06 Cary Coutant <ccoutant@google.com>
1883 * i386.cc (Output_data_got_plt_i386): New class.
1884 (Output_data_plt_i386::Output_data_plt_i386): Change type of got_plt
1885 parameter. Change all callers.
1886 (Output_data_plt_i386::layout_): Remove.
1887 (Output_data_plt_i386::got_plt_): Change type.
1888 (Target_i386::got_plt_): Change type. Change all references.
1889 (Target_i386::got_section): Create instance of new class.
1890 (Output_data_got_plt_i386::do_write): New function.
1891 * x86_64.cc (Output_data_got_plt_x86_64): New class.
1892 (Output_data_plt_x86_64::Output_data_plt_x86_64): Change type of got_plt
1893 parameter. Change all callers.
1894 (Output_data_plt_x86_64::layout_): Remove.
1895 (Output_data_plt_x86_64::got_plt_): Change type.
1896 (Target_x86_64::got_plt_): Change type. Change all references.
1897 (Target_x86_64::got_section): Create instance of new class.
1898 (Output_data_got_plt_x86_64::do_write): New function.
1899 (Output_data_plt_x86_64::do_write): Don't write reserved words in GOT.
1900 (Target_x86_64<size>::init_got_plt_for_update): Create instance of new
1903 2014-05-05 Cary Coutant <ccoutant@google.com>
1905 * gdb-index.cc (Gdb_index_info_reader): Don't complain about language
1906 if we have pubnames/pubtypes.
1908 2014-05-02 Cary Coutant <ccoutant@google.com>
1910 * defstd.cc (in_segment): Define __ehdr_start here...
1911 * layout.cc (Layout::finalize): ...Instead of here. Set the
1912 output segment when known.
1913 * resolve.cc (Symbol::override_base_with_special): Remember
1914 the original binding.
1915 * symtab.cc (Symbol::set_output_segment): New function.
1916 (Symbol::set_undefined): New function.
1917 * symtab.h (Symbol::is_weak_undefined): Check original undef
1919 (Symbol::is_strong_undefined): New function.
1920 (Symbol::set_output_segment): New function.
1921 (Symbol::set_undefined): New function.
1922 * target-reloc.h (is_strong_undefined): Remove.
1923 (issue_undefined_symbol_error): Call Symbol::is_weak_undefined.
1924 Check for hidden undefs.
1925 (relocate_section): Call Symbol::is_strong_undefined.
1927 * testsuite/Makefile.am (ehdr_start_test_1)
1928 (ehdr_start_test_2, ehdr_start_test_3)
1929 (ehdr_start_test_4, ehdr_start_test_5): New test cases.
1930 * testsuite/Makefile.in: Regenerate.
1931 * testsuite/ehdr_start_def.cc: New source file.
1932 * testsuite/ehdr_start_test.cc: New source file.
1933 * testsuite/ehdr_start_test.t: New linker script.
1934 * testsuite/ehdr_start_test_4.sh: New shell script.
1936 2014-04-23 Cary Coutant <ccoutant@google.com>
1939 * x86_64.cc (Target_x86_64::Relocate::relocate): Add missing break.
1941 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1943 * layout.cc (Layout::include_section): Allow a target to decide
1944 whether to include a section.
1945 * target.h (Target::should_include_section): New function.
1946 (Target::do_should_include_section): New function.
1948 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1950 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Remove and
1952 (Copy_relocs::emit): ... here.
1953 * copy-relocs.h (Copy_reloc_entry): Change from class to struct.
1954 (Copy_reloc_entry::make_copy_reloc): Change from private to protected.
1955 (Copy_reloc_entry::entries_): Change from private to protected.
1957 2014-04-02 Sriraman Tallam <tmsriram@google.com>
1959 * icf.cc (get_section_contents): Replace copies of reloc
1960 vectors with const references.
1962 2014-04-02 Cary Coutant <ccoutant@google.com>
1964 * configure.ac (HAVE_PUBNAMES): Use C instead of C++.
1965 (HAVE_NO_USE_LINKER_PLUGIN): Check for -fno-use-linker-plugin.
1966 * configure: Regenerate.
1967 * testsuite/Makefile.am (OPT_NO_PLUGINS): New macro for
1968 -fno-use-linker-plugin.
1969 (LINK1, CXXLINK1): Add it to the link command.
1970 * testsuite/Makefile.in: Regenerate.
1972 2014-03-12 Alan Modra <amodra@gmail.com>
1974 * Makefile.in: Regenerate.
1976 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1978 * symtab.h (Symbol::set_nonvis): New function.
1980 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1982 * symtab.cc (Sized_symbol<32>::init_output_data):
1983 Instantiate the template.
1984 (Sized_symbol<64>::init_output_data): Likewise.
1986 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1988 * symtab.cc (Symbol_table::sized_write_globals): Allow a target to
1989 adjust dynamic symbol value.
1990 * target.h (Target::adjust_dyn_symbol): New function.
1991 (Target::do_adjust_dyn_symbol): New function.
1993 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1995 * output.cc (Output_data_dynamic::Dynamic_entry::write):
1996 Get the value of DYNAMIC_CUSTOM dynamic entry.
1997 * output.h (Output_data_dynamic::add_custom): New function.
1998 (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
2000 (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
2001 * target.h (Target::dynamic_tag_custom_value): New function.
2002 (Target::do_dynamic_tag_custom_value): New function.
2004 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
2006 * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
2008 * target.h (Target::has_custom_set_dynsym_indexes): New function.
2009 (Target::do_has_custom_set_dynsym_indexes): New function.
2010 (Target::set_dynsym_indexes): New function.
2011 (Target::do_set_dynsym_indexes): New function.
2013 2014-03-07 Alan Modra <amodra@gmail.com>
2015 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
2016 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
2017 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
2018 (Powerpc_relocate_functions::has_overflow_bitfield,
2019 overflowed): Use the above.
2020 (Target_powerpc::Relocate::relocate): Correct overflow checking
2021 for a number of relocations. Modify overflow test for 16-bit
2022 fields in instructions to signed/unsigned according to whether
2023 the field takes a signed or unsigned value.
2025 2014-03-05 Alan Modra <amodra@gmail.com>
2027 Update copyright years.
2029 2014-03-05 Alan Modra <amodra@gmail.com>
2031 * powerpc.cc (Target_powerpc::Scan::local, global): Support
2032 R_PPC64_ADDR64_LOCAL.
2033 (Target_powerpc::Relocate::relocate): Likewise.
2035 2014-03-03 Alan Modra <amodra@gmail.com>
2037 * dwp.cc (print_version): Update copyright year to current.
2039 2014-02-10 Alan Modra <amodra@gmail.com>
2041 * po/gold.pot: Regenerate.
2043 2014-02-06 Cary Coutant <ccoutant@google.com>
2045 Fix problem where -u is ignored when a weak undef is seen.
2047 * archive.cc (Library_base::should_include_member): Reorder
2048 code to check for -u option if a weak undef has already been seen.
2049 * testsuite/Makefile.am (weak_undef_test_2): New test case.
2050 * testsuite/Makefile.in: Regenerate.
2051 * testsuite/weak_undef_file3.cc: New file.
2052 * testsuite/weak_undef_file4.cc: New file.
2053 * testsuite/weak_undef_test_2.cc: New file.
2055 2014-02-05 Cary Coutant <ccoutant@google.com>
2057 Fix issues with gold undefined symbol diagnostics.
2060 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
2062 * target-reloc.h (is_strong_undefined): New function.
2063 (relocate_section): Move undef vtable symbol check from here.
2064 Check for is_strong_undefined.
2066 2014-02-05 Cary Coutant <ccoutant@google.com>
2068 Fix problems with the --dynamic-list option.
2071 * options.cc (General_options::parse_dynamic_list):
2072 Set have_dynamic_list_.
2073 (General_options::General_options): Initialize have_dynamic_list_.
2074 (General_options::finalize): Turn off -Bsymbolic and
2075 -Bsymbolic-functions if --dynamic-list provided.
2076 * options.h (General_options::have_dynamic_list): New function.
2077 (General_options::have_dynamic_list_): New data member.
2078 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
2082 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
2083 in --dynamic-list, mark it.
2085 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
2086 (dynamic_list_2): New test case.
2087 * testsuite/Makefile.in: Regenerate.
2088 * testsuite/dynamic_list_2.cc: New file.
2089 * testsuite/dynamic_list_2.t: New file.
2090 * testsuite/dynamic_list_lib1.cc: New file.
2091 * testsuite/dynamic_list_lib2.cc: New file.
2092 * testsuite/gc_dynamic_list_test.c: New file.
2093 * testsuite/gc_dynamic_list_test.sh: New file.
2094 * testsuite/gc_dynamic_list_test.t: New file.
2096 2014-01-28 Cary Coutant <ccoutant@google.com>
2098 Add .gdb_index version 7 support.
2100 * gold/dwarf_reader.cc: include <utility> (for make_pair).
2101 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
2103 (Dwarf_ranges_table::read_ranges_table): Likewise.
2104 (Dwarf_pubnames_table::read_section): Check for GNU-style
2105 sections, and for compressed debug sections.
2106 (Dwarf_pubnames_table::read_header): Compute end address of table.
2107 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
2108 for end of list by offset, not by offset == 0.
2109 (Dwarf_info_reader::do_read_string_table): Check for compressed
2111 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
2112 Initialize new data members.
2113 (Dwarf_pubnames_table::next_name): return flag_byte.
2114 (Dwarf_pubnames_table::end_of_table_): New data member.
2115 (Dwarf_pubnames_table::is_gnu_style_): New data member.
2116 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
2117 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
2118 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
2119 read skeleton type unit DIEs.
2120 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
2121 (Gdb_index::do_write): Write flag_byte.
2122 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
2123 (Gdb_index::Cu_vector): Store flags along with cu indexes.
2124 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
2125 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
2127 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
2129 * version.cc (print_version): Update copyright year to 2014.
2131 2013-12-19 Dimitry Andric <dimitry@andric.com>
2133 * stringpool.cc (Stringpool_template::reserve): Add
2134 HAVE_UNORDERED_MAP case.
2135 * stringpool.cc (Stringpool_template::print_stats): Likewise.
2137 2013-12-18 Cary Coutant <ccoutant@google.com>
2139 * configure.ac: Check for <unordered_set> and <unordered_map>.
2140 * config.in: Regenerate.
2141 * configure: Regenerate.
2142 * system.h: Use <unordered_set> and <unordered_map> if available.
2144 2013-12-10 Roland McGrath <mcgrathr@google.com>
2146 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
2147 with $(INSTALL_PROGRAM_ENV).
2148 * Makefile.in: Regenerate.
2150 2013-11-22 Cary Coutant <ccoutant@google.com>
2152 * configure.ac: Add check for which library is needed for
2154 * configure: Regenerate.
2156 2013-11-22 Cary Coutant <ccoutant@google.com>
2158 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
2160 * testsuite/Makefile.in: Regenerate.
2162 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
2164 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
2165 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
2166 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
2167 (Target_x86_64<size>::Scan::local): Likewise.
2168 (Target_x86_64<size>::Scan::global): Likewise.
2169 (Target_x86_64<size>::Relocate::relocate): Likewise.
2170 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
2172 (Target_x86_64<size>::Scan::check_non_pic(): Handle
2175 * testsuite/Makefile.am (check_PROGRAMS): Add
2176 exception_x86_64_bnd_test.
2177 (exception_x86_64_bnd_test_SOURCES): New macro.
2178 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
2179 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
2180 (exception_x86_64_bnd_test_LDADD): Likewise.
2181 (exception_x86_64_bnd_1.o): New rule.
2182 (exception_x86_64_bnd_2.o): Likewise.
2183 * testsuite/Makefile.in: Regenerated.
2185 2013-11-15 Alan Modra <amodra@gmail.com>
2187 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
2189 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
2190 Only call ppc64_local_entry_offset for 64-bit. Restrict
2191 symval_for_branch lookup to ELFv1.
2192 (Stub_table::add_plt_call_entry): Use unsigned int off.
2193 (Output_data_glink::Address, invalid_address): New.
2194 (Output_data_glink::add_eh_frame): Move out of line. Add
2196 (Output_data_glink::add_global_entry, find_global_entry,
2197 global_entry_address): New functions.
2198 (Output_data_glink::global_entry_stubs_, end_branch_table_,
2199 ge_size): New variables.
2200 (Output_data_glink::set_final_data_size): Add global entry
2202 (Output_data_glink::do_write): Write global entry stubs.
2203 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
2204 parameter. Return true for ELFv2. Adjust callers.
2205 (Target_powerpc::Scan::local, global): Restrict opd lookup to
2206 ELFv1. Similarly for ifunc and dynamic relocation processing
2207 specific to ELFv1. Recognize that symbols are defined on
2208 their plt entries for ELFv2.
2209 (Target_powerpc::symval_for_branch): Assert if called for
2211 (Target_powerpc::Relocate::relocate): Use global entry plt
2212 stub for symbol value if such exists on ELFv2.
2213 (Target_powerpc::Relocate::relocate): Don't call
2214 symval_for_branch when ELFv2. Do adjust for local entry
2216 (Target_powerpc::do_dynsym_value): Set symbols to global entry
2218 (Target_powerpc::do_plt_address_for_global): Similarly.
2220 2013-11-14 Cary Coutant <ccoutant@google.com>
2222 Revert patch -- this did not fix the problem, and there is
2225 2013-11-14 Cary Coutant <ccoutant@google.com>
2228 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
2229 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
2230 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
2231 updating fde_offsets_.
2232 (Eh_frame_hdr::lock_): New data member.
2234 2013-11-14 Cary Coutant <ccoutant@google.com>
2236 * dwp.cc (Dwo_file_entry): New type.
2237 (File_list): Use Dwo_file_entry.
2238 (Dwo_file::verify): New function.
2239 (Dwo_file::verify_dwo_list): New function.
2240 (Dwo_file::sized_verify_dwo_list): New function.
2241 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
2243 (Dwp_options): New enum type.
2244 (dwp_options): Add --verify-only.
2247 * dwp.h (gold_info): Add declaration.
2249 2013-11-14 Cary Coutant <ccoutant@google.com>
2252 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
2253 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
2254 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
2255 updating fde_offsets_.
2256 (Eh_frame_hdr::lock_): New data member.
2258 2013-11-06 Cary Coutant <ccoutant@google.com>
2261 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
2262 before reloc sections.
2264 2013-11-04 Alan Modra <amodra@gmail.com>
2266 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
2267 (Symbol::needs_dynamic_reloc): Test new flag.
2268 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
2269 (Target_powerpc::Scan::get_reference_flags): Add target param.
2270 Return FUNC_DESC_ABI for 64-bit ELFv1.
2271 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
2273 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
2274 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
2276 2013-10-31 Cary Coutant <ccoutant@google.com>
2278 Restore support for dwp v2 DWARF package file format.
2280 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
2281 tu_length parameter. Adjust all callers.
2282 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
2283 * dwp.cc: Include dwarf.h.
2284 (Section_bounds): New struct type.
2285 (Unit_set): New struct type.
2286 (Dwo_file::Dwo_file): Initialize new data member.
2287 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
2288 Combine and rename to...
2289 (Dwo_file::read_unit_index): ...this.
2290 (Dwo_file::sized_read_compunit_index)
2291 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
2292 (Dwo_file::sized_read_unit_index): ...this.
2293 (Dwo_file::copy_section): Remove section_name, is_str_offsets
2294 parameters; add section_id parameter.
2295 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
2296 (Dwo_file::add_unit_set): ...this.
2297 (Dwo_file::shndx_map_): Remove.
2298 (Dwo_file::sect_offsets_): New data member.
2299 (Dwp_output_file::Dwp_output_file): Initialize new data members.
2300 (Dwp_output_file::add_section): Rename to...
2301 (Dwp_output_file::add_contribution): ...this.
2302 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
2303 (Dwp_output_file::add_tu_set): Likewise.
2304 (Dwp_output_file::Contribution): New type.
2305 (Dwp_output_file::Section::contributions): New data member.
2306 (Dwp_output_file::Cu_or_tu_set): Remove.
2307 (Dwp_output_file::Section::Section): New ctor.
2308 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
2309 (Dwp_output_file::Dwp_index::Section_table): New type.
2310 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
2311 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
2313 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
2314 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
2315 (Dwp_output_file::Dwp_index::section_table): New member function.
2316 (Dwp_output_file::Dwp_index::section_table_end): New member function.
2317 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
2318 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
2319 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
2320 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
2321 (Dwp_output_file::Dwp_index::section_table_): New data member.
2322 (Dwp_output_file::Dwp_index::section_mask_): New data member.
2323 (Dwp_output_file::add_output_section): New member function.
2324 (Dwp_output_file::write_new_section): New member function.
2325 (Dwp_output_file::write_contributions): New member function.
2326 (Dwp_output_file::section_id_map_): New data member.
2327 (class Dwo_id_info_reader): Remove.
2328 (class Unit_reader): New class.
2329 (get_dwarf_section_name): New function.
2330 (Dwo_file::read_executable): Adjust initializations of class data.
2331 (Dwo_file::read): Add support for v2 package file format.
2332 (Dwo_file::read_unit_index): Likewise.
2333 (Dwo_file::sized_read_unit_index): Likewise.
2334 (Dwo_file::copy_section): Likewise.
2335 (Dwo_file::add_unit_set): Likewise.
2336 (Dwp_output_file::add_output_section): Likewise.
2337 (Dwp_output_file::add_contribution): Likewise.
2338 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
2340 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
2342 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
2344 (Dwp_output_file::initialize): Remove unused function.
2345 (Dwp_output_file::finalize): Add support for v2 package file format.
2346 (Dwp_output_file::write_index): Likewise.
2347 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
2350 2013-10-31 Cary Coutant <ccoutant@google.com>
2352 * configure.ac: Fix check for -fmerge-constants.
2353 * configure.ac: Regenerate.
2355 2013-10-30 Roland McGrath <mcgrathr@google.com>
2357 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
2358 Correct 9-byte nop sequence to match what the assembler generates.
2360 2013-10-30 Alan Modra <amodra@gmail.com>
2362 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
2363 ppc64_local_entry_offset, ppc64_local_entry_offset,
2364 do_read_symbols): New functions.
2365 (Powerpc_relobj::e_flags_, st_other_): New vars.
2366 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
2367 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
2368 (Powerpc_relobj::e_flags_): New var.
2369 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
2370 and adjust for ELFv2.
2371 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
2372 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
2373 (Powerpc_dynobj::do_find_special_sections): Likewise.
2374 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
2375 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
2376 to ELFv2 local entry.
2377 (Target_powerpc::do_relax): No thread safe barriers needed for
2379 (Output_data_plt_powerpc::initial_plt_entry_size_,
2380 plt_entry_size): Delete. Replace all uses with
2381 first_plt_entry_offset() and plt_entry_size().
2382 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
2383 reserved_size parm. Update callers.
2384 (Output_data_plt_powerpc::entry_count): Update.
2385 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
2386 and use Target_powerpc::first_plt_entry_offset().
2387 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
2388 rename to plt_entry_size.
2389 (Output_data_plt_powerpc::add_ifunc_entry,
2390 add_local_ifunc_entry): Adjust reloc for ELFv2.
2391 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
2392 (glink_eh_frame_fde_64v2): New.
2393 (Stub_table::plt_call_size): Support ELFv2 sizing.
2394 (Output_data_glink::add_eh_frame): Use the new FDE.
2395 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
2396 (Stub_table::do_write): Write ELFv2 stubs and glink.
2397 (Target_powerpc::Relocate::relocate): Replaces nop after call
2398 with ld 2,24(1) and adjust local offset destination for ELFv2.
2400 2013-10-30 Alan Modra <amodra@gmail.com>
2402 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
2403 (Target_powerpc::Scan::global, local): Likewise.
2404 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
2405 on all ppc64 @h and @ha relocs.
2407 2013-10-14 Alan Modra <amodra@gmail.com>
2409 * output.h (Output_data_got::add_constant): Tidy.
2410 (Output_data_got::add_constant_pair): New function.
2411 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
2412 methods used so as to first call reserve_ent().
2414 2013-10-11 Roland McGrath <mcgrathr@google.com>
2416 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
2417 add_got_entry and add_got_entry_pair.
2419 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
2420 (HAVE_PUBNAMES): Likewise.
2421 * configure: Regenerate.
2423 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
2424 * testsuite/Makefile.in: Regenerate.
2426 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
2427 Remove const from declaration.
2428 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
2429 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
2430 * output.h (Output_file_header): Remove const from member target_
2431 and corresponding constructor argument.
2432 * output.cc (Output_file_header::Output_file_header): Update prototype.
2433 (Output_file_header::do_sized_write): Use this->target_ in place
2434 of parameters()->target().
2436 * testsuite/undef_symbol.cc (Foo::get_a): New method.
2438 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
2439 * configure: Regenerate.
2440 * Makefile.in: Regenerate.
2441 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
2442 * testsuite/merge_string_literals_2.c: Likewise.
2443 * testsuite/Makefile.am
2444 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
2445 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
2446 literal -fmerge-constants.
2447 * testsuite/Makefile.in: Regenerate.
2449 * i386.cc (Target_i386): Remove unused member dynbss_.
2450 * arm.cc (Target_arm): Likewise.
2451 * powerpc.cc (Target_powerpc): Likewise.
2452 * sparc.cc (Target_sparc): Likewise.
2453 * tilegx.cc (Target_tilegx): Likewise.
2454 * x86_64.cc (Target_x86_64): Likewise.
2455 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
2456 type_signature_, type_offset_.
2457 * plugin.h (Plugin_hook): Remove unused member layout_.
2458 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
2460 (Read_member): Remove unused members input_objects_, symtab_,
2462 (Check_library): Remove unused member symtab_.
2463 * archive.h (Lib_group): Remove unused member lib_.
2464 * archive.cc (Lib_group::Lib_group): Update initializer.
2465 * incremental.h (Incremental_binary): Remove unused member target_.
2466 (Incremental_script_entry): Removed unused member script_.
2467 * layout.h (Write_symbols_task): Remove unused member input_objects_.
2468 * icf.h (Icf): Remove unused member num_tracked_relocs.
2470 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
2471 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
2473 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
2475 * archive.h: Use struct rather than class for forward declaration
2476 of Read_symbols_data.
2478 2013-10-07 Cary Coutant <ccoutant@google.com>
2481 * testsuite/Makefile.am (icf_test): Fix dependencies.
2482 (icf_safe_test): Likewise.
2483 (icf_safe_so_test): Likewise.
2484 (large_symbol_alignment): Add empty _LDADD rule.
2485 * testsuite/Makefile.in: Regenerate.
2487 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
2490 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
2491 relocation for R_X86_64_32 on x32.
2493 2013-08-27 Roland McGrath <mcgrathr@google.com>
2495 * output.cc (Output_segment::set_section_addresses): Take new
2496 Target* argument. If target->isolate_execinstr() and the segment
2497 is executable and starts at a target->abi_pagesize() boundary,
2498 pad its end out to a target->abi_pagesize() boundary with code fill.
2499 * output.h (Output_segment::set_section_addresses): Update decl.
2500 * layout.h (Layout::check_output_data_for_reset_values): Take new
2501 argument RELAX_OUTPUTS.
2502 (Layout): New member relax_output_list_.
2503 (Layout::add_relax_output): New method.
2504 * layout.cc (Layout::Layout): Update constructor.
2505 (Layout::reset_relax_output): New method.
2506 (Layout::clean_up_after_relaxation): Call it.
2507 (Layout::prepare_for_relaxation): Update caller.
2508 (Layout::set_segment_offsets): Update callers of set_section_addresses.
2509 Call reset_relax_output before re-processing segments for
2510 isolate_execinstr case.
2511 (Layout::write_data): Handle relax_output_list_.
2512 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
2513 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
2515 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
2518 * object.h: Fix typos.
2520 2013-08-16 Roland McGrath <mcgrathr@google.com>
2522 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
2523 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
2525 2013-08-07 Cary Coutant <ccoutant@google.com>
2527 Revert support for v2 DWP files:
2529 2013-03-01 Cary Coutant <ccoutant@google.com>
2531 Add dwp support for v2 DWARF package file format.
2532 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
2533 tu_length parameter. Adjust all callers.
2534 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
2535 * dwp.cc: Include dwarf.h.
2536 (Section_bounds): New struct type.
2537 (Unit_set): New struct type.
2538 (Dwo_file::Dwo_file): Initialize new data member.
2539 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
2540 Combine and rename to...
2541 (Dwo_file::read_unit_index): ...this.
2542 (Dwo_file::sized_read_compunit_index)
2543 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
2544 (Dwo_file::sized_read_unit_index): ...this.
2545 (Dwo_file::copy_section): Remove section_name, is_str_offsets
2546 parameters; add section_id parameter.
2547 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
2548 (Dwo_file::add_unit_set): ...this.
2549 (Dwo_file::shndx_map_): Remove.
2550 (Dwo_file::sect_offsets_): New data member.
2551 (Dwp_output_file::Dwp_output_file): Initialize new data members.
2552 (Dwp_output_file::add_section): Rename to...
2553 (Dwp_output_file::add_contribution): ...this.
2554 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
2555 (Dwp_output_file::add_tu_set): Likewise.
2556 (Dwp_output_file::Contribution): New type.
2557 (Dwp_output_file::Section::contributions): New data member.
2558 (Dwp_output_file::Cu_or_tu_set): Remove.
2559 (Dwp_output_file::Section::Section): New ctor.
2560 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
2561 (Dwp_output_file::Dwp_index::Section_table): New type.
2562 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
2563 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
2565 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
2566 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
2567 (Dwp_output_file::Dwp_index::section_table): New member function.
2568 (Dwp_output_file::Dwp_index::section_table_end): New member function.
2569 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
2570 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
2571 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
2572 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
2573 (Dwp_output_file::Dwp_index::section_table_): New data member.
2574 (Dwp_output_file::Dwp_index::section_mask_): New data member.
2575 (Dwp_output_file::add_output_section): New member function.
2576 (Dwp_output_file::write_new_section): New member function.
2577 (Dwp_output_file::write_contributions): New member function.
2578 (Dwp_output_file::section_id_map_): New data member.
2579 (class Dwo_id_info_reader): Remove.
2580 (class Unit_reader): New class.
2581 (get_dwarf_section_name): New function.
2582 (Dwo_file::read_executable): Adjust initializations of class data.
2583 (Dwo_file::read): Add support for v2 package file format.
2584 (Dwo_file::read_unit_index): Likewise.
2585 (Dwo_file::sized_read_unit_index): Likewise.
2586 (Dwo_file::copy_section): Likewise.
2587 (Dwo_file::add_unit_set): Likewise.
2588 (Dwp_output_file::add_output_section): Likewise.
2589 (Dwp_output_file::add_contribution): Likewise.
2590 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
2592 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
2594 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
2596 (Dwp_output_file::initialize): Remove unused function.
2597 (Dwp_output_file::finalize): Add support for v2 package file format.
2598 (Dwp_output_file::write_index): Likewise.
2599 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
2602 2013-07-31 Cary Coutant <ccoutant@google.com>
2604 * object.cc (Sized_relobj::do_output_section_address): New function.
2605 (Sized_relobj): Instantiate explicitly.
2606 * object.h (Object::output_section_address): New function.
2607 (Object::do_output_section_address): New function.
2608 (Sized_relobj::do_output_section_address): New function.
2609 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
2611 2013-07-30 Cary Coutant <ccoutant@google.com>
2612 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
2614 * parameters.cc (Parameters::entry): Return target-specific entry
2616 * target.h (Target::entry_symbol_name): New function.
2617 (Target_info::entry_symbol_name): New data member.
2619 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
2620 * i386.cc (Target_i386::i386_info): Likewise.
2621 (Target_i386_nacl::i386_nacl_info): Likewise.
2622 * sparc.cc (Target_sparc::sparc_info): Likewise.
2623 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
2624 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
2625 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
2626 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2628 2013-07-22 Sterling Augustine <saugustine@google.com>
2630 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
2631 Convert parameter shndx to local variable. Add parameters symtab
2632 and symtab_size. Scan over section names. Find relocation
2633 section corresponding to current section. Create and initialize
2634 reloc_mapper_ and reloc_type_.
2635 (Dwarf_pubnames_table::read_header): Add assertion. Change
2636 unit_length to off_t. Initialize member unit_length_. Fill in field
2638 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
2639 Initialize new fields unit_length_ and cu_offset_.
2640 (Dwarf_pubnames_table::read_section): Update prototype.
2641 (Dwarf_pubnames_table::cu_offset): New member function.
2642 (Dwarf_pubnames_table::subsection_size): Likewise.
2643 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
2645 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
2646 member functions public.
2647 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
2648 Update comment. Rework logic. Move repeated parts to...
2649 (Gdb_index_info_reader::read_pubtable): ...here. New function.
2650 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
2651 pubtypes_table_, and stmt_list_offset.
2652 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
2653 Gdb_index::find_pubtype_offset,
2654 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
2655 (Gdb_index::pubnames_read): Update prototype and rework logic.
2656 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
2658 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
2659 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
2660 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
2661 Gdb_index::map_pubtable_to_dies):
2663 (Gdb_index::pubnames_read): Update declaration.
2664 (Gdb_index::Pubname_offset_map): New type.
2665 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
2666 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
2667 Gdb_index::stmt_list_offset): Declare.
2668 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
2669 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
2670 Gdb_index::pubtypes_offset_): Remove.
2672 2013-07-19 Roland McGrath <mcgrathr@google.com>
2674 * options.h (General_options): Add -Trodata-segment option.
2675 * parameters.cc (Parameters::check_rodata_segment): New function.
2676 (Parameters::set_target_once): Call it.
2677 * parameters.h (Parameters): Declare it (private member function).
2678 * layout.cc (load_seg_unusable_for_headers): New function, broken
2679 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
2680 then validate rodata segment rather than text segment.
2681 (relaxation_loop_body): Call that.
2682 (is_text_segment): New function. Don't admit a non-executable
2683 segment if TARGET->isolate_execinstr().
2684 (set_segment_offsets): Call it. Honor -Trodata-segment option.
2686 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
2689 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
2690 * nacl.h (Sniff_file::View::View): Request aligned view.
2692 2013-07-11 Cary Coutant <ccoutant@google.com>
2694 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
2695 correct BRLT entry size.
2697 2013-07-03 Alan Modra <amodra@gmail.com>
2699 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
2702 2013-07-01 Cary Coutant <ccoutant@google.com>
2704 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
2706 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
2707 (Dwarf_ranges_table::lookup_reloc): New function.
2708 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
2710 (Dwarf_ranges_table::lookup_reloc): New function.
2711 (Dwarf_ranges_table::reloc_type_): New data member.
2713 2013-06-27 Jing Yu <jingyu@google.com>
2716 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
2718 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
2719 (Target_powerpc::do_relax): Call the above.
2721 2013-06-27 Cary Coutant <ccoutant@google.com>
2723 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
2724 on garbage collected .opd section.
2726 2013-06-27 Alan Modra <amodra@gmail.com>
2728 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
2730 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
2731 (Target_powerpc::do_function_location): Likewise for loc->shndx.
2733 2013-06-14 Cary Coutant <ccoutant@google.com>
2735 * resolve.cc (Symbol::override_base): Don't override st_type
2736 from plugin placeholder symbols.
2737 (Symbol_table::resolve): Likewise.
2738 (Symbol_table::should_override): Don't complain about TLS mismatch
2739 if the TO symbol is a plugin placeholder.
2740 * testsuite/Makefile.am (plugin_test_tls): New test.
2741 * testsuite/Makefile.in: Regenerate.
2742 * testsuite/plugin_test_tls.sh: New test script.
2743 * testsuite/two_file_test_2_tls.cc: New test source.
2744 * testsuite/two_file_test_tls.cc: New test source.
2746 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
2748 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
2749 the maximum segment alignment is larger than the page size.
2750 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
2751 correctly aligns the symbols with large alignemnt.
2752 * testsuite/Makefile.in: Regenerate.
2753 * testsuite/large_symbol_alignment.cc: New file.
2755 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
2756 Sriraman Tallam <tmsriram@google.com>
2758 * options.h (sort_section): New option.
2759 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
2760 Rename from Input_section_sort_section_name_special_ordering_compare.
2761 (Input_section_sort_section_name_compare): New struct.
2762 * output.cc (Output_section::Input_section_sort_section_name_compare::
2763 operator()): New function.
2764 (Output_section::sort_attached_input_sections): Use new sort function
2765 for .text if --sort-section=name is specified.
2766 * layout.cc (Layout::make_output_section):
2767 Add sorting by name when --sort-section=name is specified.
2768 * testsuite/Makefile.am (text_section_grouping): Test option
2769 --sort-section=name.
2770 * testsuite/Makefile.in: Regenerate.
2771 * testsuite/section_sorting_name.cc: New file.
2772 * testsuite/section_sorting_name.sh: New file.
2774 2013-05-21 Cary Coutant <ccoutant@google.com>
2776 * symtab.h (Symbol::is_cxx_vtable): New function.
2777 * target-reloc.h (relocate_section): Check for vtable symbol.
2778 * testsuite/Makefile.am (missing_key_func.sh): New test case.
2779 * testsuite/Makefile.in: Regenerate.
2780 * testsuite/missing_key_func.cc: New test source.
2781 * testsuite/missing_key_func.sh: New test script.
2783 2013-05-21 Cary Coutant <ccoutant@google.com>
2785 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
2786 type of enclosing symbol.
2787 (Relocate_info::location): Check symbol type when describing symbol.
2788 * object.h (Symbol_location_info): Remove unused line_number;
2789 add enclosing_symbol_type.
2790 * testsuite/debug_msg.sh: Adjust expected output.
2792 2013-05-13 Cary Coutant <ccoutant@google.com>
2794 * configure.ac: Export DEFAULT_TARGET.
2795 * configure: Regenerate.
2796 * Makefile.in: Regenerate.
2797 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
2798 * testsuite/Makefile.in: Regenerate.
2799 * testsuite/debug_msg.sh: Delete duplicate tests.
2800 Don't check undef_int error message match for powerpc where the
2801 source file and line number aren't available.
2803 2013-05-10 Roland McGrath <mcgrathr@google.com>
2805 * options.h (General_options): Add --rosegment-gap option.
2806 * options.cc (finalize): --rosegment-gap implies --rosegment.
2807 * layout.cc (set_segment_offsets): Let user option override
2808 target->rosegment_gap().
2810 2013-05-10 Roland McGrath <mcgrathr@google.com>
2812 * options.h (General_options): Remove leading space from help
2813 messages for -nostdlib and --rosegment.
2815 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
2818 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
2820 2013-05-03 Alan Modra <amodra@gmail.com>
2822 * merge.cc (Output_merge_string::do_add_input_section): Correct
2823 scan for number of strings. Rename vars to avoid shadowing.
2824 Include missing terminator in input_size_.
2826 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
2828 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
2829 Restore empty string handling.
2831 2013-05-01 Cary Coutant <ccoutant@google.com>
2833 * stringpool.cc (Stringpool_template::new_key_offset): Fix
2834 uninitialized warning.
2836 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
2838 * output.cc (Output_section::add_merge_input_section): Allow
2839 to merge sections if the alignment is more than character size.
2840 * merge.h (Output_merge_string::Output_merge_string): Remove
2842 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
2843 only not-null strings. Check the alignment of strings.
2845 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
2846 alignment as the argument.
2847 (Stringpool_template<Stringpool_char>::addralign_): New class member.
2848 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
2849 Align non-zero length strings according to the addralign_.
2850 (Stringpool_template<Stringpool_char>::set_string_offsets):
2851 Updating offsets according to the given alignment.
2852 * testsuite/Makefile.am (text_section_grouping): Test if string
2853 literals are getting merged.
2854 * testsuite/Makefile.in: Regenerate.
2855 * testsuite/merge_string_literals_1.c: New file.
2856 * testsuite/merge_string_literals_2.c: Ditto.
2857 * testsuite/merge_string_literals.sh: Ditto.
2859 2013-04-26 Ian Lance Taylor <iant@google.com>
2861 * target-reloc.h (relocate_section): If the reloc offset is out of
2862 range, pass VIEW as NULL to relocate.relocate.
2863 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
2864 * i386.cc (Target_i386::Relocate::relocate): Likewise.
2865 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2866 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2867 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
2868 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2870 2013-04-26 Geoff Pike <gpike@chromium.org>
2872 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
2873 * layout.cc (Hash_task): New class.
2874 (Layout::queue_build_id_tasks): New function.
2875 (Layout::write_build_id): Handle single-thread portion of build ID
2876 computation. (In some cases, all of it is single-threaded.) Replace
2877 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
2878 functionality in fewer lines of code.
2879 * layout.h (Layout::queue_build_id_tasks): New function declaration.
2880 * options.h (General_options): make "--build-id" default to tree
2881 rather than sha1. Add two new options related to --build-id=tree:
2882 --build-id-chunk-size-for-treehash and
2883 --build-id-min-file-size-for-treehash.
2884 * Makefile.am: add testing of --build-id=tree and related new options
2885 (these tests will be invoked by "make check").
2886 * Makefile.in: Regenerate.
2888 2013-04-25 Alan Modra <amodra@gmail.com>
2890 * configure.tgt: Add powerpcle and powerpc64le.
2892 2013-04-22 Alan Modra <amodra@gmail.com>
2895 * layout.cc (Layout::segment_precedes): Allow more than one
2896 segment with the same type and flags.
2898 2013-04-15 Cary Coutant <ccoutant@google.com>
2900 * layout.cc (Layout::set_relocatable_section_offsets): Don't
2901 allocate space in file for BSS sections.
2903 2013-04-15 Cary Coutant <ccoutant@google.com>
2905 * script-sections.cc (Orphan_output_section): Reset address
2906 to zero after each orphaned section for relocatable links.
2908 2013-04-15 Cary Coutant <ccoutant@google.com>
2910 * symtab.cc (Symbol_table::sized_write_globals): Subtract
2911 section starting address for relocatable link.
2912 * testsuite/Makefile.am (script_test_11): New test.
2913 * testsuite/Makefile.in: Regenerate.
2914 * testsuite/script_test_11.c: New source file.
2915 * testsuite/script_test_11.t: New linker script.
2917 2013-04-13 Alan Modra <amodra@gmail.com>
2919 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
2920 owner when sections are not adjacent and exceed group size.
2921 (Target_powerpc::group_sections): Handle corner case.
2922 (Target_powerpc::Branch_info::make_stub): Handle case where
2923 stub table doesn't exist due to branches in non-exec sections.
2924 (Target_powerpc::Relocate::relocate): Likewise.
2926 2013-04-11 Alan Modra <amodra@gmail.com>
2929 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
2930 .branch_lt to match bfd ld. Adjust comments throughout file.
2932 2013-04-04 Ian Lance Taylor <iant@google.com>
2935 * object.cc (do_layout_deferred_sections): Handle .eh_frame
2936 sections before checking whether they are included in the link.
2938 2013-03-29 Sriraman Tallam <tmsriram@google.com>
2940 * archive.cc (Archive::get_elf_object_for_member): Create the elf
2941 object before calling the plugin claim_file handler. Pass the elf
2942 object of the archive to the plugin. Delete the elf object if the
2943 plugin claims the file.
2945 2013-03-21 Alan Modra <amodra@gmail.com>
2947 * layout.cc (Layout::set_segment_offsets): Accept writable .text
2948 segment when omagic.
2950 2013-03-21 Alan Modra <amodra@gmail.com>
2952 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
2954 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
2955 uninitialized" warning.
2957 2013-03-20 Alan Modra <amodra@gmail.com>
2959 * symtab.h (Symbol::clear_version): New function.
2960 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
2961 is_needed by weak references. Clear version for symbols defined
2962 in as-needed objects that are not needed.
2964 2013-03-15 Alan Modra <amodra@gmail.com>
2966 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
2967 static and public. Add report_err param. Return false for data refs.
2968 (Target_powerpc::rela_dyn_section): New overloaded function.
2969 (Target_powerpc::plt_, iplt_): Elucidate.
2970 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
2971 (Output_data_plt_powerpc::do_write): Don't write .iplt.
2972 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
2973 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
2974 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
2975 push_branch and make_plt_entry for ifunc syms when
2976 reloc_needs_plt_for_ifunc.
2977 (Target_powerpc::Relocate::relocate): Don't use plt entry value
2978 for ifunc unless reloc_needs_plt_for_ifunc.
2980 2013-03-15 Alan Modra <amodra@gmail.com>
2982 * gc.h (gc_process_relocs): Don't look through function descriptors.
2983 * icf.cc (get_section_contents): Do so here instead.
2985 2013-03-13 Alan Modra <amodra@gmail.com>
2987 * powerpc.cc (is_branch_reloc): Forward declare.
2988 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
2989 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
2990 false for 64-bit, true for 32-bit non-branch relocs.
2991 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
2992 * testsuite/Makefile.am (icf_test): Use linker map file instead of
2994 (icf_safe_test): Generate linker map file as well as nm output.
2995 (icf_safe_so_test): Likewise.
2996 * testsuite/Makefile.in: Regenerate.
2997 * testsuite/icf_test.sh: Parse linker map file to determine
2999 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
3000 * testsuite/icf_safe_so_test.sh: Likewise.
3001 (X86_32_or_ARM_specific_safe_fold): Merge into..
3002 (arch_specific_safe_fold): ..this.
3003 (X86_64_specific_safe_fold): Delete unused function.
3005 2013-03-12 Alan Modra <amodra@gmail.com>
3007 * gc.h (gc_process_relocs): Look through function descriptors
3008 to determine shndx, symvalue and addend used by ICF. Tidy
3009 variable duplication.
3011 2013-03-11 Alan Modra <amodra@gmail.com>
3013 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
3014 * layout.cc (Layout_task_runner::run): ..to here.
3015 * symtab.h (struct Symbol_location): Extract from..
3016 (class Symbol_table): ..here.
3017 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
3018 * target.h (class Target): Add function_location and
3019 do_function_location functions.
3020 (class Sized_target): Add do_function_location.
3021 * object.h (class Sized_relobj_file): Move find_shdr..
3022 (class Object): ..to here.
3023 * object.cc: Likewise. Update to suit. Instantiate.
3024 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
3025 * powerpc.cc (class Powerpc_dynobj): New.
3026 (Target_powerpc::do_function_location): New function.
3027 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
3028 (Powerpc_dynobj::do_read_symbols): New function.
3029 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
3031 2013-03-08 Ian Lance Taylor <iant@google.com>
3033 * options.cc (General_options::string_to_object_format): Accept
3036 2013-03-08 Alan Modra <amodra@gmail.com>
3038 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
3039 pointer to Post_fde.
3040 (struct Post_fde): Move definition to here..
3041 * ehframe.cc (struct Post_fde): ..from here.
3042 (Cie::write): Don't alloc Post_fde.
3043 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
3045 2013-03-07 Alan Modra <amodra@gmail.com>
3047 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
3048 relocation referencing .LC0.
3049 * testsuite/discard_locals_test.sh: Remove FIXMEs.
3051 2013-03-07 Alan Modra <amodra@gmail.com>
3053 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
3054 always_inline. Add assembly for powerpc to avoid GOT.
3056 2013-03-07 Alan Modra <amodra@gmail.com>
3058 * testsuite/script_test_10.sh: Don't test .bss section
3061 2013-03-06 Alan Modra <amodra@gmail.com>
3063 * powerpc.cc (class Powerpc_relobj): Move some member functions.
3064 (Target_powerpc::symval_for_branch): Add symtab param. Update
3065 all callers. Handle folded sections.
3066 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
3068 (Global_symbol_visitor_opd::operator()): Likewise.
3070 2013-03-04 Alan Modra <amodra@gmail.com>
3072 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
3073 * testsuite/Makefile.in: Regenerate.
3075 2013-03-01 Cary Coutant <ccoutant@google.com>
3077 Add dwp support for v2 DWARF package file format.
3078 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
3079 tu_length parameter. Adjust all callers.
3080 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
3081 * dwp.cc: Include dwarf.h.
3082 (Section_bounds): New struct type.
3083 (Unit_set): New struct type.
3084 (Dwo_file::Dwo_file): Initialize new data member.
3085 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
3086 Combine and rename to...
3087 (Dwo_file::read_unit_index): ...this.
3088 (Dwo_file::sized_read_compunit_index)
3089 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
3090 (Dwo_file::sized_read_unit_index): ...this.
3091 (Dwo_file::copy_section): Remove section_name, is_str_offsets
3092 parameters; add section_id parameter.
3093 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
3094 (Dwo_file::add_unit_set): ...this.
3095 (Dwo_file::shndx_map_): Remove.
3096 (Dwo_file::sect_offsets_): New data member.
3097 (Dwp_output_file::Dwp_output_file): Initialize new data members.
3098 (Dwp_output_file::add_section): Rename to...
3099 (Dwp_output_file::add_contribution): ...this.
3100 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
3101 (Dwp_output_file::add_tu_set): Likewise.
3102 (Dwp_output_file::Contribution): New type.
3103 (Dwp_output_file::Section::contributions): New data member.
3104 (Dwp_output_file::Cu_or_tu_set): Remove.
3105 (Dwp_output_file::Section::Section): New ctor.
3106 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
3107 (Dwp_output_file::Dwp_index::Section_table): New type.
3108 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
3109 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
3111 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
3112 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
3113 (Dwp_output_file::Dwp_index::section_table): New member function.
3114 (Dwp_output_file::Dwp_index::section_table_end): New member function.
3115 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
3116 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
3117 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
3118 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
3119 (Dwp_output_file::Dwp_index::section_table_): New data member.
3120 (Dwp_output_file::Dwp_index::section_mask_): New data member.
3121 (Dwp_output_file::add_output_section): New member function.
3122 (Dwp_output_file::write_new_section): New member function.
3123 (Dwp_output_file::write_contributions): New member function.
3124 (Dwp_output_file::section_id_map_): New data member.
3125 (class Dwo_id_info_reader): Remove.
3126 (class Unit_reader): New class.
3127 (get_dwarf_section_name): New function.
3128 (Dwo_file::read_executable): Adjust initializations of class data.
3129 (Dwo_file::read): Add support for v2 package file format.
3130 (Dwo_file::read_unit_index): Likewise.
3131 (Dwo_file::sized_read_unit_index): Likewise.
3132 (Dwo_file::copy_section): Likewise.
3133 (Dwo_file::add_unit_set): Likewise.
3134 (Dwp_output_file::add_output_section): Likewise.
3135 (Dwp_output_file::add_contribution): Likewise.
3136 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
3138 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
3140 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
3142 (Dwp_output_file::initialize): Remove unused function.
3143 (Dwp_output_file::finalize): Add support for v2 package file format.
3144 (Dwp_output_file::write_index): Likewise.
3145 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
3148 2013-03-01 Cary Coutant <ccoutant@google.com>
3150 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
3151 function into class definition in header file.
3152 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
3153 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
3155 (Dwarf_info_reader::check_buffer): Move here from .cc file.
3157 2013-02-28 Alan Modra <amodra@gmail.com>
3159 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
3160 * target.cc (Target::do_plt_fde_location): New function.
3161 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
3162 accessor function, and constructor param.
3163 (struct Post_fde, Post_fdes): Declare.
3164 (Cie::write): Add post_fdes param.
3165 * ehframe.cc (Fde::write): Use plt_fde_location.
3166 (struct Post_fde): Define.
3167 (Cie::write): Stash FDEs added post merge mapping.
3168 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
3169 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
3170 (Eh_frame::do_sized_write): Arrange to write post map FDES after
3172 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
3173 (Target_powerpc::has_glink): New function.
3174 (Target_powerpc::do_relax): Add eh_frame info for stubs.
3175 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
3176 glink_eh_frame_fde_32, default_fde): New data.
3177 (Stub_table::eh_frame_added_): New var.
3178 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
3180 (Stub_table::add_eh_frame): New function.
3181 (Output_data_glink::add_eh_frame): New function.
3182 (Target_powerpc::make_glink_section): Call add_eh_frame.
3184 2013-02-15 Ian Lance Taylor <iant@google.com>
3186 * options.h (DEFINE_uint64_alias): Define.
3187 (class General_options): Add -Ttext-segment as an alias for
3190 2013-02-15 Alan Modra <amodra@gmail.com>
3192 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
3193 (Stub_table::do_write): ..here, two places.
3194 (Stub_table::plt_call_size): Use it here too.
3196 2013-02-11 Ian Lance Taylor <iant@google.com>
3198 * descriptors.cc (Descriptors::close_all): New function.
3199 * descriptors.h (class Descriptors): Declare close_all.
3200 (close_all_descriptors): New inline function.
3201 * plugin.cc: Include "descriptors.h".
3202 (Plugin_manager::cleanup): Call close_all_descriptors.
3204 2013-02-06 Alan Modra <amodra@gmail.com>
3206 * README: Update coding style link.
3208 2013-01-28 Cary Coutant <ccoutant@google.com>
3210 * dwp.cc (File_list): New typedef.
3211 (Dwo_name_info_reader): New class.
3212 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
3213 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
3214 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
3215 (Dwo_file::read_executable): New function.
3216 (Dwo_file::read): Move common setup code to ...
3217 (Dwo_file::make_object): ... here.
3218 (dwp_options): Add --exec/-e.
3222 2013-01-24 Sriraman Tallam <tmsriram@google.com>
3224 * layout.cc (Layout::layout): Check for option text_reorder.
3225 (Layout::make_output_section): Ditto.
3226 * options.h (text_reorder): New option.
3227 * output.cc (Input_section_sort_compare): Remove special ordering
3230 Input_section_sort_section_name_special_ordering_compare::
3231 operator()): New function.
3232 (Output_section::sort_attached_input_sections): Use new sort function
3234 * output.h (Input_section_sort_section_name_special_ordering_compare):
3236 * testsuite/Makefile.am (text_section_grouping): Test option
3238 * testsuite/Makefile.in: Regenerate.
3239 * testsuite/text_section_grouping.sh: Check order of functions without
3240 default text reordering.
3242 2013-01-18 Mike Frysinger <vapier@gentoo.org>
3244 * options.h (General_options): Change default to true for new_dtags.
3246 2013-01-18 Mike Frysinger <vapier@gentoo.org>
3248 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
3249 when enable_new_dtags is false. Only add DT_RUNPATH when
3250 enable_new_dtags is true.
3252 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
3254 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
3255 used in declaration and definition consistent.
3256 (Target_powerpc::symval_for_branch): Ditto.
3258 2013-01-16 Sriraman Tallam <tmsriram@google.com>
3260 * testsuite/plugin_final_layout.cc: Fix comment.
3262 2013-01-16 Sriraman Tallam <tmsriram@google.com>
3264 * layout.cc (Layout::layout): Do not do default sorting for
3265 text sections when section ordering is specified.
3266 (make_output_section): Ditto.
3267 * testsuite/plugin_final_layout.cc: Name the function sections
3268 to catch reordering issues.
3270 2013-01-15 Alan Modra <amodra@gmail.com>
3272 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
3275 2013-01-15 Alan Modra <amodra@gmail.com>
3277 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
3278 * testsuite/Makefile.in: Regenerate.
3280 2013-01-14 Alan Modra <amodra@gmail.com>
3282 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
3283 * testsuite/Makefile.in: Regenerate.
3285 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
3288 Fix mingw gold build with plugins enabled
3289 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
3290 * configure.ac: Export DLOPEN_LIBS and add headers check.
3291 * plugin.cc: Handle non-dlfcn case.
3292 * Makefile.in: Regenerate.
3293 * config.in: Regenerate.
3294 * configure: Regenerate.
3295 * testsuite/Makefile.in: Regenerate.
3297 2013-01-09 Sriraman Tallam <tmsriram@google.com>
3299 * output.h (sort_attached_input_sections): Change to be public.
3300 * script-sections.cc
3301 (Output_section_definition::set_section_addresses): Sort
3302 attached input sections according to section order before linker
3303 script assigns section addresses.
3304 (Orphan_output_section::set_section_addresses): Sort
3305 attached input sections according to section order before linker
3306 script assigns section addresses.
3307 * Makefile.am (final_layout.sh): Use a simple linker script to
3308 check if section ordering still works.
3309 * Makefile.in: Regenerate.
3311 2013-01-09 Ben Cheng <bccheng@google.com>
3313 * arm.cc (Target_arm::attributes_accept_div): New function.
3314 (Target_arm::attributes_forbid_div): New function.
3315 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
3316 attribute using the same new functions as what bfd/elf32_arm.c
3319 2013-01-07 Cary Coutant <ccoutant@google.com>
3322 * output.cc (Output_section::add_input_section): For incremental
3323 updates, don't track input sections that are allocated from patch
3326 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
3327 Ian Lance Taylor <iant@google.com>
3330 * configure.ac (--enable-ld): Removed.
3331 (install_as_default): Set to yes only for --enable-gold=default
3333 * configure: Regenerated.
3335 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
3337 * options.h (General_options): Add -fuse-ld= for GCC linker
3338 option compatibility.
3340 2013-01-04 Cary Coutant <ccoutant@google.com>
3342 * configure.ac: Fix typo restoring CXXFLAGS.
3343 * configure: Regenerate.
3345 2013-01-04 Cary Coutant <ccoutant@google.com>
3347 * testsuite/Makefile.am (CXXLINK_S): New macro.
3348 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
3349 * testsuite/Makefile.in: Regenerate.
3351 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
3353 * version.cc (print_version): Update copyright year to 2013.
3355 2012-12-20 Ian Lance Taylor <iant@google.com>
3357 * layout.cc (Layout::special_ordering_of_input_section): New
3359 (Layout::layout): If input section requires special ordering, must
3360 sort input sections.
3361 (Layout::make_output_section): May sort .text input sections.
3362 (Layout::is_section_name_prefix_grouped): Remove.
3363 * layout.h (class Layout): Declare
3364 special_ordering_of_input_section. Don't declare
3365 is_section_name_prefix_grouped.
3366 * output.cc (Output_section::add_input_section): Revert last
3368 (Output_section::Input_section_sort::match_file_name): Don't crash
3369 if called on output section data.
3370 (Output_section::Input_section_sort_compare): Sort based on
3372 (Output_section::Input_section_sort_section_order_index_compare):
3374 (Output_section::sort_attached_input_sections): Likewise.
3376 2012-12-18 Sriraman Tallam <tmsriram@google.com>
3378 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
3379 * layout.h (Layout::is_section_name_prefix_grouped): New function.
3380 * output.cc (Output_section::add_input_section): Check if section
3381 name contains special prefix. Keep input sections to sort such
3383 (Output_section::Input_section_sort_section_order_index_compare
3384 ::operator()): Group sections according to prefixes.
3385 (Output_section::sort_attached_input_sections): Add condition to
3386 Input_section_entry constructor call.
3387 * testsuite/Makefile.am (text_section_grouping): New test.
3388 * testsuite/Makefile.in: Regenerate.
3389 * testsuite/text_section_grouping.cc: New file.
3390 * testsuite/text_section_grouping.sh: New file.
3392 2012-12-17 Nick Clifton <nickc@redhat.com>
3394 * Makefile.am: Add copyright notice.
3397 * configure.ac: Likewise.
3398 * ftruncate.c: Likewise.
3399 * Makefile.in: Regenerate.
3401 2012-12-14 Cary Coutant <ccoutant@google.com>
3403 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
3404 --no-as-needed flag.
3405 (exception_separate_shared_12_test): Likewise.
3406 (incremental_copy_test): Likewise.
3407 * testsuite/Makefile.in: Regenerate.
3409 2012-12-14 Cary Coutant <ccoutant@google.com>
3411 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
3412 (Dwp_output_file::Dwp_index::enter_set): Add assert.
3414 2012-12-12 Alan Modra <amodra@gmail.com>
3416 * powerpc.cc (class Track_tls): New.
3417 (class Relocate, class Scan): Inherit Track_tls.
3418 (Target_powerpc::Scan::local, global): Track tls optimization
3419 and avoid creating plt entry for __tls_get_addr if all uses
3421 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
3423 2012-12-12 Alan Modra <amodra@gmail.com>
3425 * options.h (General_options): Add --toc-sort/--no-toc-sort.
3426 Replace no_toc_optimize with toc_optimize.
3427 * output.h (Output_section::input_sections): Provide non-const variant.
3428 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
3429 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
3431 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
3432 (class Sort_toc_sections): New.
3433 (Target_powerpc::do_finalize_sections): Sort toc sections.
3434 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
3436 2012-12-10 Roland McGrath <mcgrathr@google.com>
3438 * testsuite/binary_unittest.cc (read_all): New function.
3439 (Sized_binary_test): Use it instead of ::read.
3440 * fileread.cc (do_read): Don't assume pread always reads the whole
3441 amount in a single call.
3443 2012-12-10 Alan Modra <amodra@gmail.com>
3445 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
3446 Set EM_PPC64 or EM_PPC here.
3447 (Target_selector_powerpc::do_recognize): Delete.
3449 2012-12-10 Alan Modra <amodra@gmail.com>
3451 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
3453 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
3455 2012-12-07 Roland McGrath <mcgrathr@google.com>
3457 * testsuite/binary_unittest.cc (Sized_binary_test):
3458 Use open_descriptor rather than ::open.
3460 2012-12-07 Alan Modra <amodra@gmail.com>
3462 * powerpc.cc (Stub_table::do_write): Delete redundant Address
3463 typedef and invalid_address constant.
3464 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
3465 instantiate constants.
3467 2012-12-06 Roland McGrath <mcgrathr@google.com>
3469 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
3470 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
3471 * aclocal.m4: Regenerate.
3472 * configure: Regenerate.
3473 * Makefile.in: Regenerate.
3474 * testsuite/Makefile.in: Regenerate.
3476 2012-12-07 Alan Modra <amodra@gmail.com>
3478 * options.h (General_options): Add no_toc_optimize.
3479 * powerpc.cc (ok_lo_toc_insn): New function.
3480 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
3482 2012-12-06 Alan Modra <amodra@gmail.com>
3484 * options.h (General_options): Add plt_align, plt_static_chain,
3485 plt_thread_safe. Update stub_group_size help text.
3486 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
3487 for new plt_thread_safe_ var.
3488 (use_plt_offset): Correct comments.
3489 (Target_powerpc::do_relax): Look for thread creation symbols to
3490 determine default plt_thread_safe value. Clear plt call stubs
3491 as well as branch stubs each iteration.
3492 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
3494 (l, hi, ha, write_insn): Move earlier.
3495 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
3496 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
3498 (Stub_table::update_size): Adjust.
3499 (Stub_table::prev_size, set_prev_size): Delete.
3500 (Stub_table::stub_align): Let --plt-align affect result.
3501 (Stub_table::plt_call_size): Calculate sizes for various stubs.
3502 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
3503 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
3504 (Stub_table::do_write): Support more stub variants.
3506 2012-12-04 Alan Modra <amodra@gmail.com>
3508 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
3509 (Target_powerpc::do_define_standard_symbols): New function.
3511 2012-12-03 Alan Modra <amodra@gmail.com>
3513 * output.h: Formatting, whitespace.
3515 2012-12-03 Alan Modra <amodra@gmail.com>
3517 * layout.h (Layout::get_executable_sections): Declare.
3518 * layout.cc (Layout::get_executable_sections): New function.
3519 * arm.cc (Target_arm::group_sections): Use it.
3520 (Arm_output_section::group_sections): Delete now redundant test.
3521 * output.cc (Output_reloc::Output_reloc): Add is_relative.
3522 param to handle relative relocs.
3523 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
3524 (Output_data_reloc::add_absolute): Adjust.
3525 (Output_data_reloc::add_relative): New function.
3526 (Output_data::reset_data_size): New function.
3527 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
3528 (Output_section::set_addralign): New function.
3529 (Output_section::checkpoint_set_addralign): New function.
3530 (Output_section::clear_section_offsets_need_adjustment): New function.
3531 (Output_section::input_sections): Make public.
3532 * powerpc.cc (class Output_data_brlt_powerpc): New.
3533 (class Stub_table, class Stub_control): New.
3534 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
3535 stub_table_, set_stub_table, stub_table): New vectors and accessor
3537 (Target_powerpc::do_may_relax, do_relax, push_branch,
3538 new_stub_table, stub_tables, brlt_section, group_sections,
3539 add_branch_lookup_table, find_branch_lookup_table,
3540 write_branch_lookup_table, make_brlt_section): New functions.
3541 (Target_powerpc::struct Sort_sections, class Branch_info): New.
3542 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
3543 branch_info_): New vars.
3544 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
3545 make call stubs here.
3546 (Output_data_glink): Remove all call stub handling from this class.
3547 (Target_powerpc::Scan::local, global): Save interesting branch
3548 relocs and relocs for ifunc. Adjust calls to plt entry functions.
3549 (Target_powerpc::do_finalize_sections): Only make reg save/restore
3550 functions on final link.
3551 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
3552 Handle long branch destinations too.
3553 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
3554 do_plt_address_for_local): Adjust lookup of plt call stubs.
3556 2012-11-30 Alan Modra <amodra@gmail.com>
3558 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
3559 relocs against protected symbols when building 32-bit shared libs.
3561 2012-11-30 Alan Modra <amodra@gmail.com>
3563 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
3564 param. Call got_section() to make .got. Update all callers
3565 and their callers and so on.
3567 2012-11-30 Alan Modra <amodra@gmail.com>
3569 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
3570 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
3571 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
3572 value if it already exists.
3574 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
3577 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
3579 2012-11-14 Roland McGrath <mcgrathr@google.com>
3581 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
3582 than bfc instruction for data sandboxing.
3584 2012-11-08 Alan Modra <amodra@gmail.com>
3586 * po/POTFILES.in: Regenerate.
3588 2012-11-05 Alan Modra <amodra@gmail.com>
3590 * configure.ac: Apply 2012-09-10 change to config.in here.
3591 * configure: Regenerate.
3593 2012-11-05 Alan Modra <amodra@gmail.com>
3595 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
3596 (struct Opd_ent): Use "Address" rather than "Offset".
3597 (Output_data_got_powerpc::got_base_offset): Return Valtype.
3598 (Target_powerpc::got_section): Make public.
3599 (Target_powerpc::scan_relocs): Move code setting symbols..
3600 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
3601 Create _SDA_BASE_ only when referenced.
3603 2012-11-02 Roland McGrath <mcgrathr@google.com>
3605 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
3608 2012-11-01 Roland McGrath <mcgrathr@google.com>
3610 * target.h (Sized_target::relocate_relocs): Use Elf_Off
3611 for offset_in_output_section parameter.
3612 (Sized_target::relocate_special_relocatable): Likewise.
3613 * arm.cc (Target_arm::relocate_relocs): Likewise.
3614 (Target_arm::relocate_special_relocatable): Likewise.
3615 * i386.cc (Target_i386::relocate_relocs): Likewise.
3616 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
3617 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
3618 * target-reloc.h (relocate_relocs): Likewise.
3619 * testsuite/testfile.cc (Target_test): Likewise.
3620 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
3621 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
3623 * system.h: Move inclusion of <clocale> to after <libintl.h> in
3624 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
3626 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
3627 parameter, which is unused in the [!F_SETFD] case.
3629 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
3630 SYMNDX to off_t before comparing it to this->data_size().
3631 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
3632 * incremental.cc (Output_section_incremental_inputs::do_write):
3633 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
3635 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
3637 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
3639 * gold.cc (Target_arm::do_adjust_elf_header): Add the
3640 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
3643 2012-10-29 Cary Coutant <ccoutant@google.com>
3645 * dwp.cc (usage): Add file and exit status parameters;
3646 add --help and --version options.
3647 (print_version): New function.
3648 (main): Add --help and --version options.
3650 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
3652 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
3653 final_layout_sequence.txt.
3654 * testsuite/Makefile.in: Regenerated.
3656 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
3658 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
3659 COMPILE generated by automake.
3661 (CXXCOMPILE1): Likewise.
3662 (CXXLINK1): Likewise.
3663 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
3665 (CXXCOMPILE): Likewise.
3666 (CXXLINK): Likewise.
3667 * testsuite/Makefile.in: Regenerated.
3669 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
3671 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
3672 on bad fwrite return.
3674 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
3676 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
3679 2012-10-23 Cary Coutant <ccoutant@google.com>
3681 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
3682 * testsuite/Makefile.in: Regenerate.
3683 * testsuite/dwp_test.h: New source file.
3684 * testsuite/dwp_test_1.cc: New source file.
3685 * testsuite/dwp_test_1.s: New source file.
3686 * testsuite/dwp_test_1.sh: New source file.
3687 * testsuite/dwp_test_1b.cc: New source file.
3688 * testsuite/dwp_test_1b.s: New source file.
3689 * testsuite/dwp_test_2.cc: New source file.
3690 * testsuite/dwp_test_2.s: New source file.
3691 * testsuite/dwp_test_2.sh: New source file.
3692 * testsuite/dwp_test_main.cc: New source file.
3693 * testsuite/dwp_test_main.s: New source file.
3695 2012-10-23 Cary Coutant <ccoutant@google.com>
3697 * dwp.h: New header file.
3698 * dwp.cc: New source file.
3699 * gold.h: Move shared declarations to system.h.
3700 * system.h: New header file.
3701 * Makefile.am: Add dwp.
3702 * Makefile.in: Regenerate.
3704 2012-10-23 Cary Coutant <ccoutant@google.com>
3706 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
3707 Dwarf_info_reader::read_from_pointer.
3708 (Dwarf_pubnames_table::read_header): Likewise.
3709 (Dwarf_pubnames_table::next_name): Likewise.
3710 (Dwarf_die::read_attributes): Likewise.
3711 (Dwarf_die::skip_attributes): Likewise.
3712 (Dwarf_info_reader::read_from_pointer): New function template.
3713 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
3714 (Dwarf_pubnames_table): Likewise.
3715 (Dwarf_info_reader::read_from_pointer): New function template.
3716 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
3717 Dwarf_pubnames_table ctor.
3719 2012-10-23 Cary Coutant <ccoutant@google.com>
3721 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
3723 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
3725 (Dwarf_info_reader::set_abbrev_shndx): New method.
3726 (Dwarf_info_reader::abbrev_shndx_): New data member.
3728 2012-10-23 Cary Coutant <ccoutant@google.com>
3730 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
3731 from object, not parameters.
3732 (Dwarf_info_reader::parse): Likewise.
3733 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
3734 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
3735 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
3738 2012-10-23 Cary Coutant <ccoutant@google.com>
3740 * fileread.cc (Input_file::Input_file): New constructor.
3741 * fileread.h (class Input_file): Add new constructor.
3743 2012-10-18 Alan Modra <amodra@gmail.com>
3746 * object.cc (Relobj::is_section_name_included): Also match
3747 .sdata personality section.
3749 2012-10-18 Alan Modra <amodra@gmail.com>
3751 * target-reloc.h (class Default_comdat_behavior): New, package up..
3752 (get_comdat_behaviour): ..this.
3753 (relocate_section): Add Relocate_comdat_behavior template arg,
3754 adjust code to suit.
3755 * arm.cc (Target_arm::relocate_section): Adjust to suit.
3756 (Target_arm::scan_reloc_section): Likewise.
3757 * i386.cc (Target_i386::relocate_section): Likewise.
3758 * sparc.cc (Target_sparc::relocate_section): Likewise.
3759 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
3760 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
3761 * powerpc.cc (class Relocate_comdat_behavior): New.
3762 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
3763 gold::relocate_section with new template arg.
3765 2012-10-18 Alan Modra <amodra@gmail.com>
3767 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
3768 dynamic relocs for GOT_TPREL got entries, without symbol if
3770 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
3771 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
3772 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
3774 2012-10-17 Alan Modra <amodra@gmail.com>
3777 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
3779 2012-10-16 Sriraman Tallam <tmsriram@google.com>
3781 * layout.cc (Layout::include_section): Keep sections marked
3782 SHF_EXCLUDE when doing relocatable links.
3784 2012-10-16 Alan Modra <amodra@gmail.com>
3786 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
3787 (Target_powerpc::do_finalize_sections): Call it.
3788 (Output_data_save_res): New class and supporting functions.
3789 (Target_powerpc::symval_for_branch): Only look up .opd entry for
3790 normal symbols defined in object files.
3792 2012-10-12 Alan Modra <amodra@gmail.com>
3794 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
3795 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
3796 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
3797 section if scan_opd_relocs not yet called.
3798 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
3800 2012-10-12 Alan Modra <amodra@gmail.com>
3802 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
3803 add_local_ifunc_entry): Revert last change.
3804 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
3806 2012-10-05 Alan Modra <amodra@gmail.com>
3808 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
3809 do_plt_address_for_global): New functions.
3810 (Output_data_got_powerpc::do_write): Don't segfault when linking
3812 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
3813 add_local_ifunc_entry): Return true on adding entry..
3814 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
3815 glink->add_entry call. Remove unused symtab param. Adjust calls.
3816 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
3817 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
3818 set up symbols here.
3819 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
3820 syms here. Do so even when no .iplt. Don't segfault when linking
3822 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
3823 new variants without reloc param.
3824 (Glink_sym_ent::Glink_sym_ent): Likewise.
3825 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
3826 reloc when refs will resolve to plt call stub.
3827 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
3828 R_PPC_PLTREL24 to resolve locally.
3829 (Target_powerpc::Scan::global): Correct ifunc handling.
3830 (Target_powerpc::Relocate::relocate): Correct local sym glink
3831 lookup. Don't destroy "value" when we have a plt call stub,
3832 and when checking plt call validity.
3833 (Target_powerpc::do_dynsym_value): Simplify.
3835 2012-10-05 Alan Modra <amodra@gmail.com>
3837 * i386.cc (Output_data_plt_i386::address_for_global,
3838 address_for_local): Add plt offset to returned value. Adjust uses.
3839 * sparc.cc (Output_data_plt_sparc::address_for_global,
3840 address_for_local): Likewise.
3841 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
3842 address_for_local): Likewise.
3843 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
3844 address_for_local): Likewise.
3845 * target.h (Target::plt_address_for_global, plt_address_for_local):
3847 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
3848 (Output_data_got::Got_entry::write): Nor here.
3849 * output.h: Comment fix.
3851 2012-10-02 Jiong Wang <jiwang@tilera.com>
3853 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
3854 global_offset_table_ value for larget got.
3855 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
3857 2012-09-29 Alan Modra <amodra@gmail.com>
3859 * powerpc.cc (Target_powerpc::iplt_): New output section.
3860 (Target_powerpc::iplt_section, make_iplt_section,
3861 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
3862 (Target_powerpc::make_plt_entry): Handle ifunc syms.
3863 Target_powerpc::plt_entry_count): Count iplt entries too.
3864 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
3865 reloc section in constructor. New params.
3866 (Target_powerpc::make_plt_section): Create reloc section here instead.
3867 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
3869 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
3870 (Output_data_glink::add_entry, find_entry): New functions to
3871 deal with local syms.
3872 (Glink_sym_ent): Add support for local syms.
3873 (Output_data_glink::do_write): Handle ifunc plt entries.
3874 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
3875 (Target_powerpc::Scan::local, global): Handle ifunc syms.
3876 (Target_powerpc::Relocate::relocate): Likewise.
3877 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
3879 2012-09-25 Alan Modra <amodra@gmail.com>
3881 * object.h (Sized_relobj_file::adjust_local_symbol,
3882 do_adjust_local_symbol): New functions.
3883 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
3884 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
3885 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
3886 and irregular opd entry spacing.
3887 (Powerpc_relobj::do_read_relocs): Add opd size checks.
3888 (Global_symbol_visitor_opd): New functor.
3889 (Target_powerpc::do_finalize_sections): Omit global symbols defined
3890 on deleted opd entries.
3892 2012-09-15 Jiong Wang <jiwang@tilera.com>
3894 * tilegx.cc: New file.
3895 * Makefile.am (TARGETSOURCES): Add tilegx.cc
3896 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
3897 * configure.tgt: Add entries for tilegx*.
3898 * configure.ac: Likewise.
3899 * Makefile.in: Rebuild.
3900 * configure: Likewise.
3901 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
3904 2012-09-13 Alan Modra <amodra@gmail.com>
3906 * target-reloc.h (scan_relocs): Call scan.local for relocs
3907 against symbols in discarded sections. Pass is_discarded
3909 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
3910 Add is_discarded param.
3911 * powerpc (Target_powerpc::Scan::local): Likewise. Use
3912 is_discarded to flag opd entry as discarded. Don't emit dyn
3913 relocs on such entries.
3914 (Target_powerpc::Scan::global): Similarly detect and handle
3916 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
3917 opd_ent_. Update all uses.
3918 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
3919 (Target_powerpc::relocate_section): Zero out discarded opd
3922 2012-09-12 Ian Lance Taylor <iant@google.com>
3925 * output.cc: Rename Output_data_got template parameter from size
3926 to got_size for all functions. Compile all variants of
3928 (Output_data_got::Got_entry::write): Correct use of size for
3929 symbol value. Use local_is_tls rather than casting to
3931 * object.h (class Object): Add local_is_tls and do_local_is_tls.
3932 (class Sized_relobj_file): Add do_local_is_tls.
3933 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
3935 2012-09-11 Alan Modra <amodra@gmail.com>
3938 * layout.cc (Layout::set_segment_offsets): When using
3939 common-page-size alignment, ensure we are on a new max-page-size
3941 * output.cc (Output_segment::set_section_addresses): Use
3942 abi_pagesize, not common_pagesize for relro boundary.
3943 (Output_segment::set_offset): Likewise.
3945 2012-09-11 Alan Modra <amodra@gmail.com>
3947 * output.h (Output_data_got::add_global_tls, add_local_tls,
3948 add_local_tls_pair): New functions.
3949 (Output_data_got::add_local_pair_with_rel): Remove second
3950 reloc param. Expand comment.
3951 (Output_data_got::Got_entry): Rename use_plt_offset_ to
3952 use_plt_or_tls_offset_, similarly for constructor param.
3953 (Output_data_got::Got_entry::write): Add got_index param.
3954 * output.cc (Output_data_got::add_global_tls, add_local_tls,
3955 add_local_tls_pair): New functions.
3956 (Output_data_got::Got_entry::write): Handle tls symbols
3957 with use_plt_or_tls_offset_ set specially.
3958 (Output_data_got::add_local_pair_with_rel): Only one reloc.
3959 (Output_data_got::do_write): Replace iterator with index, pass
3960 index to entry write function.
3961 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
3962 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
3963 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
3965 * i386.cc (Target_i386::Scan::local): Likewise.
3966 * sparc.cc (Target_sparc::Scan::local): Likewise.
3967 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
3968 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
3969 do_tls_offset_for_global): New functions.
3970 (Target_powerpc::Scan::local): Correct TLS relocations and got
3972 (Target_powerpc::Scan::global): Don't emit unnecessary
3973 dynamic relocations on TLS GOT entries.
3975 2012-09-10 Matthias Klose <doko@ubuntu.com>
3977 * config.in: Disable sanity check for kfreebsd.
3979 2012-09-10 Sterling Augustine <saugustine@google.com>
3981 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
3982 (Gdb_index::pubtypes_read): New parameter.
3983 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
3985 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
3988 2012-09-09 Alan Modra <amodra@gmail.com>
3990 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
3991 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
3992 * gc.h (gc_process_relocs): Call target gc_add_reference.
3993 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
3994 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
3995 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
3997 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
3998 to cater for when we don't need code offset. Update use.
3999 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
4000 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
4001 set_opd_valid): New functions.
4002 (Target_powerpc::do_gc_add_reference): New function.
4003 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
4005 (Target_powerpc::do_gc_mark_symbol): New function.
4007 2012-09-06 Cary Coutant <ccoutant@google.com>
4009 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
4010 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
4011 (Dwarf_die::skip_attributes): Likewise.
4012 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
4013 * testsuite/gdb_index_test.cc (inline_func_1): New function.
4015 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
4017 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
4019 * testsuite/script_test_3.t: Add .got.plt output section
4021 * testsuite/script_test_4.t: Likewise.
4023 2012-09-05 Alan Modra <amodra@gmail.com>
4025 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
4026 update all uses and lose "enum" when using type.
4028 2012-09-05 Alan Modra <amodra@gmail.com>
4030 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
4031 * configure: Regenerate.
4032 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
4033 (plugin_final_layout.stdout): Likewise.
4034 (memory_test): Set page sizes to 0x1000.
4035 * testsuite/Makefile.in: Regenerate.
4036 * testsuite/discard_locals_test.sh: Add FIXME comment.
4037 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
4038 * testsuite/pr14265.t: Add .got output section statement.
4039 * testsuite/script_test_2.t: Likewise.
4040 * testsuite/script_test_3.t: Likewise.
4041 * testsuite/script_test_4.t: Likewise.
4042 * testsuite/script_test_5.t: Likewise.
4043 * testsuite/script_test_6.t: Likewise.
4044 * testsuite/script_test_7.t: Likewise.
4045 * testsuite/script_test_9.t: Likewise.
4047 2012-09-05 Alan Modra <amodra@gmail.com>
4049 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
4050 (Powerpc_relocate_functions::Status): New typedef.
4051 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
4052 (Target_powerpc::Scan::local): Handle REL64.
4053 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
4054 for REL32 and REL64.
4055 (Target_powerpc::symval_for_branch): New function, extracted from..
4056 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
4057 checks. Report overflow errors.
4059 2012-09-05 Alan Modra <amodra@gmail.com>
4061 * object.h (Sized_relobj_file::emit_relocs): Delete.
4062 (Sized_relobj_file::emit_relocs_reltype): Delete.
4063 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
4064 relocate_relocs for --emit-relocs.
4065 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
4066 * output.h: Update comment.
4067 (Output_segment::first_section): New function.
4068 (Output_segment::first_section_load_address): Use first_section.
4069 * output.cc (Output_segment::first_section): New function extracted..
4070 (Output_segment::first_section_load_address): ..from here. Delete.
4071 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
4072 * target.h (Sized_target::relocate_for_relocatable): Likewise.
4073 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
4074 adjust call to target.h function.
4075 * i386.cc (Target_i386): Likewise.
4076 * sparc.cc (Target_sparc): Likewise.
4077 * x86_64.cc (Target_x86_64): Likewise.
4078 * powerpc.cc (Target_powerpc): Likewise.
4079 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
4080 first tls section has section symbol for optimised local dynamic
4082 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
4083 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
4085 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
4086 Rename to relocate_relocs. Update error message.
4088 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
4090 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
4093 2012-08-31 Alan Modra <amodra@gmail.com>
4095 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
4096 (Powerpc_relobj::toc_base_offset): New stub function.
4097 (Target_powerpc): Add tp_offset, dtp_offset. Rename
4098 got_mod_index_offset to tlsld_got_offset. Update all refs.
4099 (Target_powerpc::Relocate::enum skip_tls): New.
4100 (Target_powerpc::call_tls_get_addr_): New var.
4101 (Target_powerpc::is_branch_reloc): Move to file scope.
4102 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
4103 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
4105 (Target_powerpc::enum Got_type): Delete old values, add new ones.
4106 (powerpc_info): Correct common_pagesize for ppc64.
4107 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
4108 (Powerpc_relocate_functions): Add overflow check enums and functions.
4109 Add non-shift version of rela, rela_ua. Delete all rel public
4110 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
4111 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
4112 addr16_ha3, addr14 functions.
4113 (Output_data_got_powerpc::add_constant_pair): New function.
4114 (Output_data_got_powerpc::got_base_offset): Likewise.
4115 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
4116 (instruction constants): Sort, add some more.
4117 (Output_data_glink::do_write): Add and use Address typedef. Use
4118 object->toc_base_offset() stub for 64-bit.
4119 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
4120 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
4121 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
4122 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
4123 Always treat .opd relocs as against locally defined symbol.
4124 Correct condition for RELATIVE relocs.
4125 (Target_powerpc::do_finalize_sections): Test for NULL sections.
4126 (Target_powerpc::Relocate::relocate): Use plt call stub as value
4127 for 32-bit syms with a plt entry. Correct ppc64 toc base
4128 calculations. Handle TLS relocs, and more. Add overflow
4129 checking and adjust for Powerpc_relocate_functions changes.
4130 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
4131 Reinstate --emit-relocs code with FIXME.
4133 2012-08-30 Alan Modra <amodra@gmail.com>
4135 * layout.cc (Layout::set_segment_offsets): Set p_align to
4136 abi_pagesize, not common_pagesize.
4137 (Layout::relaxation_loop_body): Similarly use abi_pagesize
4138 to determine whether file header can go in segment.
4140 2012-08-30 Alan Modra <amodra@gmail.com>
4142 * output.h (Output_reloc::Output_reloc <output section>): Add
4143 is_relative param. Adjust calls.
4144 (Output_reloc::add_output_section_relative): New functions.
4145 * output.cc (Output_reloc::Output_reloc <output section>): Handle
4147 (Output_reloc::symbol_value): Handle SECTION_CODE.
4149 2012-08-24 Sriraman Tallam <tmsriram@google.com>
4151 * gold.cc (queue_middle_tasks): Call layout again when unique
4152 segments for sections is desired.
4153 * layout.cc (Layout::Layout): Initialize new members.
4154 (Layout::get_output_section_flags): New function.
4155 (Layout::choose_output_section): Call get_output_section_flags.
4156 (Layout::layout): Make output section for mapping to a unique segment.
4157 (Layout::insert_section_segment_map): New function.
4158 (Layout::attach_allocated_section_to_segment): Make unique segment for
4159 output sections marked so.
4160 (Layout::segment_precedes): Check for unique segments when sorting.
4161 * layout.h (Layout::Unique_segment_info): New struct.
4162 (Layout::Section_segment_map): New typedef.
4163 (Layout::insert_section_segment_map): New function.
4164 (Layout::get_output_section_flags): New function.
4165 (Layout::is_unique_segment_for_sections_specified): New function.
4166 (Layout::set_unique_segment_for_sections_specified): New function.
4167 (Layout::unique_segment_for_sections_specified_): New member.
4168 (Layout::section_segment_map_): New member.
4169 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
4170 Rename is_gc_pass_one to is_pass_one.
4171 Rename is_gc_pass_two to is_pass_two.
4172 Rename is_gc_or_icf to is_two_pass.
4173 Check for which pass based on whether symbols data is present.
4174 Make it two pass when unique segments for sections is desired.
4175 * output.cc (Output_section::Output_section): Initialize new
4177 * output.h (Output_section::is_unique_segment): New function.
4178 (Output_section::set_is_unique_segment): New function.
4179 (Output_section::is_unique_segment_): New member.
4180 (Output_section::extra_segment_flags): New function.
4181 (Output_section::set_extra_segment_flags): New function.
4182 (Output_section::extra_segment_flags_): New member.
4183 (Output_section::segment_alignment): New function.
4184 (Output_section::set_segment_alignment): New function.
4185 (Output_section::segment_alignment_): New member.
4186 (Output_segment::Output_segment): Initialize is_unique_segment_.
4187 (Output_segment::is_unique_segment): New function.
4188 (Output_segment::set_is_unique_segment): New function.
4189 (Output_segment::is_unique_segment_): New member.
4190 * plugin.cc (allow_unique_segment_for_sections): New function.
4191 (unique_segment_for_sections): New function.
4192 (Plugin::load): Add new functions to transfer vector.
4193 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
4194 * Makefile.in: Regenerate.
4195 * testsuite/plugin_final_layout.sh: Check if unique segment
4196 functionality works.
4197 * testsuite/plugin_section_order.c (onload): Check if new interfaces
4199 (allow_unique_segment_for_sections): New global.
4200 (unique_segment_for_sections): New global.
4201 (claim_file_hook): Call allow_unique_segment_for_sections.
4202 (all_symbols_read_hook): Call unique_segment_for_sections.
4204 2012-08-22 Cary Coutant <ccoutant@google.com>
4206 * layout.cc (Layout::include_section): Don't assert on GROUP
4207 sections with --emit-relocs.
4209 2012-08-21 Cary Coutant <ccoutant@google.com>
4211 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
4212 if --export-dynamic-symbol names an undef symbol.
4214 2012-08-18 Alan Modra <amodra@gmail.com>
4216 * powerpc.cc: Formatting and white space.
4217 (Powerpc_relobj): Rename got2_section_ to special_.
4218 Add opd_ent_shndx_ and opd_ent_off_ vectors.
4219 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
4220 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
4221 (Target_powerpc): Add Address typedef and invalid_address. Use
4223 (Target_powerpc::is_branch_reloc): New function.
4224 (Powerpc_relocate_functions): Add Address typedef, use throughout.
4225 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
4226 for dst_mask, value and addend.
4227 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
4228 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
4229 (Output_data_glink::do_write): Correct toc base. Don't try to use
4230 uint16_t for 24-bit offset. Use get_output_section_offset and
4232 (Target_powerpc::Scan::local): Handle more relocs.
4233 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
4234 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
4235 Plug in toc restoring insn after plt calls. Translate branches
4236 to function descriptor symbols to corresponding entry point.
4237 (Target_powerpc::relocate_for_relocatable): Check return from
4238 get_output_section_offset.
4239 * symtab.h: Comment typo.
4241 2012-08-14 Ian Lance Taylor <iant@google.com>
4243 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
4244 unsupported_relocal_local to call unsupported_reloc_global.
4246 2012-08-14 Nick Clifton <nickc@redhat.com>
4249 * script-sections.cc (Sections_element::output_section_name): Add
4250 keep return parameter.
4251 (Output_section_element::match_name): Add keep return parameter.
4252 Return the value of the keep_ member.
4253 * script-sections.h (class Output_section): Update
4254 output_section_name prototype.
4255 * layout.cc (Layout::keep_input_section): New public member
4257 (Layout::choose_output_section): Pass keep parameter to
4258 output_section_name.
4259 * layout.h (class Layout): Add keep_input_section.
4260 * object.cc (Sized_relobj_file::do_layout): Check for kept input
4262 * testsuite/Makefile.am: Add a test.
4263 * testsuite/Makefile.in: Regenerate.
4264 * testsuite/pr14265.c: Source file for the test.
4265 * testsuite/pr14265.t: Linker script for the test.
4266 * testsuite/pr14265.sh: Shell script for the test.
4268 2012-08-14 Alan Modra <amodra@gmail.com>
4270 * target.h (Target::output_section_name): New function.
4271 (Target::do_output_section_name): New function.
4272 * layout.cc (Layout::choose_output_section): Call the above.
4273 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
4275 2012-08-14 Alan Modra <amodra@gmail.com>
4277 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
4278 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
4279 for replace_constant call.
4280 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
4281 (Output_data_glink::do_print_to_mapfile): New function.
4282 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
4283 (Target_powerpc::Relocate::relocate): Likewise.
4285 2012-08-14 Alan Modra <amodra@gmail.com>
4287 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
4288 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
4289 (Output_data_glink::add_entry,find_entry): Remove shndx param.
4290 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
4291 all references to shndx_. Handle special case for R_PPC_PLTREL24
4293 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
4294 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
4295 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
4297 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
4298 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
4300 2012-08-12 Alan Modra <amodra@gmail.com>
4302 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
4303 (glink insn constants): Use uint32_t.
4304 (Output_data_glink::add_entry): Use insert, not [] operator.
4306 2012-08-11 Alan Modra <amodra@gmail.com>
4308 * object.h (Sized_relobj_file::find_shdr): New function.
4309 (Sized_relobj_file::find_special_sections): New function.
4310 * object.cc (Sized_relobj_file::find_shdr): New function.
4311 (Sized_relobj_file::find_eh_frame): Use find_shdr.
4312 (Sized_relobj_file::find_special_sections): New function, split out..
4313 (Sized_relobj_file::do_read_symbols): ..from here.
4314 * output.h (Output_data_got::replace_constant): New function.
4315 (Output_data_got::num_entries): New function.
4316 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
4317 (Output_data_got::got_offset): Protected rather than private.
4318 (Output_data_got::replace_got_entry): New function.
4319 * output.cc (Output_data_got::replace_got_entry): New function.
4320 * powerpc.cc (class Powerpc_relobj): New.
4321 (class Powerpc_relocate_functions): Delete all psymval variants or
4322 convert to value,addend type. Delete pcrela, pcrela_unaligned.
4323 Implement _ha functions using corresponding _hi function.
4324 (Powerpc_relobj::find_special_sections): New function.
4325 (Target_powerpc::do_make_elf_object): New function.
4326 (class Output_data_got_powerpc): New.
4327 (class Output_data_glink): New.
4328 (class Powerpc_scan_relocatable_reloc): New.
4329 Many more changes througout file.
4331 2012-08-09 Nick Clifton <nickc@redhat.com>
4333 * po/vi.po: Updated Vietnamese translation.
4335 2012-08-07 Ian Lance Taylor <iant@google.com>
4337 * layout.cc (Layout::add_target_dynamic_tags): If
4338 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
4341 2012-07-30 Nick Clifton <nickc@redhat.com>
4343 * po/gold.pot: Updated template.
4344 * po/es.po: Updated Spanish translation.
4346 2012-07-18 Cary Coutant <ccoutant@google.com>
4349 * configure.ac: Add check for -gpubnames support.
4350 * configure: Regenerate.
4351 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
4352 support; force -gno-pubnames.
4353 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
4355 (gdb_index_test_4): New test.
4356 * testsuite/Makefile.in: Regenerate.
4357 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
4358 * testsuite/gdb_index_test_2.sh: Likewise.
4359 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
4360 * testsuite/gdb_index_test_4.sh: New script.
4361 * testsuite/gdb_index_test_comm.sh: New script with common code;
4362 don't look for space after colon.
4364 2012-07-16 Sriraman Tallam <tmsriram@google.com>
4366 * gold.cc (queue_middle_tasks): Update function order only after
4367 deferred objects due to plugins are processed.
4369 2012-07-11 Ian Lance Taylor <iant@google.com>
4371 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
4372 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
4373 (Target_arm::scan_reloc_for_stub): Likewise.
4374 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
4375 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
4376 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
4377 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
4378 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
4380 2012-07-10 Dodji Seketeli <dodji@redhat.com>
4381 Ian Lance Taylor <iant@google.com>
4384 * configure.ac: Test whether std::tr1::hash<off_t> works.
4385 * gold.h: Add a specialization for std::tr1::hash<off_t> if
4387 * output.h (class Output_fill): Add virtual destructor.
4388 * configure, config.in: Rebuild.
4390 2012-06-22 Roland McGrath <mcgrathr@google.com>
4392 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
4394 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
4396 * plugin.cc (Plugin::load): Handle position independent executables.
4398 2012-06-06 Cary Coutant <ccoutant@google.com>
4400 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
4402 (lines_only_debug_sections): Likewise.
4403 (gdb_fast_lookup_sections): New static array.
4404 (is_gdb_debug_section): Rename formal parameter.
4405 (is_lines_only_debug_section): Likewise.
4406 (is_gdb_fast_lookup_section): New function.
4407 (Layout::include_section): Check for ".zdebug_" prefix; pass
4408 section name suffix to is_gdb_debug_section, et al.; check for
4409 fast-lookup sections when building .gdb_index.
4410 * options.h (--strip-debug-gdb): Update GDB version number.
4412 2012-06-06 Cary Coutant <ccoutant@google.com>
4414 * configure.ac: Add check for fallocate.
4415 * configure: Regenerate.
4416 * config.in: Regenerate.
4418 * options.h (class General_options): Add --mmap-output-file and
4419 --posix-fallocate options.
4420 * output.cc: (posix_fallocate): Remove; replace with...
4421 (gold_fallocate): New function.
4422 (Output_file::map_no_anonymous): Call gold_fallocate.
4423 (Output_file::map): Check --mmap-output-file option.
4425 2012-06-05 Jing Yu <jingyu@google.com>
4427 * gold.h (textdomain): Add do {} to empty while(0).
4428 (bindtextdomain): Likewise.
4430 2012-06-04 Cary Coutant <ccoutant@google.com>
4432 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
4435 2012-05-25 Sriraman Tallam <tmsriram@google.com>
4437 * symtab.cc (Symbol_table::define_special_symbol):
4438 Initialize *poldsym to prevent uninitialized variable errors.
4440 2012-05-23 Cary Coutant <ccoutant@google.com>
4442 * layout.cc (Layout::section_name_mapping): Add rules to handle
4443 exact match on .data.rel.ro.local or .data.rel.ro.
4444 (Layout::output_section_name): Check for exact matches.
4446 2012-05-23 Cary Coutant <ccoutant@google.com>
4448 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
4451 2012-05-22 Cary Coutant <ccoutant@google.com>
4453 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
4454 object before exporting symbol.
4456 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4458 * testsuite/tls_test.cc: Include "config.h" first.
4459 * testsuite/tls_test_c.c: Likewise.
4461 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
4462 Nick Clifton <nickc@redhat.com>
4465 * configure.in: Add check that sysdep.h has been included before
4466 any system header files.
4467 * configure: Regenerate.
4468 * config.in: Regenerate.
4470 2012-05-14 Cary Coutant <ccoutant@google.com>
4472 * layout.cc (Layout::make_output_section): Mark .tdata section
4474 * testsuite/relro_test.cc: Add a TLS variable.
4476 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
4479 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
4480 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
4483 2012-05-08 Cary Coutant <ccoutant@google.com>
4485 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
4486 (lines_only_debug_sections): Likewise.
4488 2012-05-02 Roland McGrath <mcgrathr@google.com>
4490 * nacl.cc: New file.
4492 * Makefile.am (CCFILES, HFILES): Add them.
4493 * Makefile.in: Regenerate.
4494 * i386.cc (Output_data_plt_i386_nacl): New class.
4495 (Output_data_plt_i386_nacl_exec): New class.
4496 (Output_data_plt_i386_nacl_dyn): New class.
4497 (Target_i386_nacl): New class.
4498 (Target_selector_i386_nacl): New class.
4499 (target_selector_i386): Use it instead of Target_selector_i386.
4500 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
4501 (Target_x86_64_nacl): New class.
4502 (Target_selector_x86_64_nacl): New class.
4503 (target_selector_x86_64, target_selector_x32): Use it instead of
4504 Target_selector_x86_64.
4505 * arm.cc (Output_data_plt_arm_nacl): New class.
4506 (Target_arm_nacl): New class.
4507 (Target_selector_arm_nacl): New class.
4508 (target_selector_arm, target_selector_armbe): Use it instead of
4509 Target_selector_arm.
4511 * target-select.cc (select_target): Take new Input_file* and off_t
4512 arguments, pass them on to recognize method of selector.
4513 * object.cc (make_elf_sized_object): Update caller.
4514 * parameters.cc (parameters_force_valid_target): Likewise.
4515 * incremental.cc (make_sized_incremental_binary): Likewise.
4516 * target-select.h: Update decl.
4517 (Target_selector::recognize): Take new Input_file* argument,
4518 pass it on to do_recognize.
4519 (Target_selector::do_recognize): Take new Input_file* argument.
4520 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
4521 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
4522 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
4523 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
4525 * target.h (Target::Target_info): New members isolate_execinstr
4527 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
4528 * arm.cc (Target_arm::arm_info): Update initializer.
4529 * i386.cc (Target_i386::i386_info): Likewise.
4530 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
4531 * sparc.cc (Target_sparc::sparc_info): Likewise.
4532 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4533 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
4534 * layout.cc (Layout::attach_allocated_section_to_segment):
4535 Take new const Target* argument. If target->isolate_execinstr(), act
4537 (Layout::find_first_load_seg): Take new const Target* argument;
4538 if target->isolate_execinstr(), reject PF_X segments.
4539 (Layout::relaxation_loop_body): Update caller.
4540 (Layout::set_segment_offsets): If target->isolate_execinstr(),
4541 reset file offset to zero when we hit LOAD_SEG, and then do a second
4542 loop over the segments before LOAD_SEG to reassign offsets after
4543 addresses have been determined. Handle target->rosegment_gap().
4544 (Layout::attach_section_to_segment): Take new const Target* argument;
4545 pass it to attach_allocated_section_to_segment.
4546 (Layout::make_output_section): Update caller.
4547 (Layout::attach_sections_to_segments): Take new const Target* argument;
4548 pass it to attach_section_to_segment.
4549 * gold.cc (queue_middle_tasks): Update caller.
4550 * layout.h (Layout): Update method decls with new arguments.
4552 * arm.cc (Target_arm::Target_arm): Take optional argument for the
4553 Target_info pointer to use.
4554 (Target_arm::do_make_data_plt): New virtual method.
4555 (Target_arm::make_data_plt): New method that calls it.
4556 (Target_arm::make_plt_entry): Use it.
4557 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
4558 for the section alignment.
4559 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
4561 (Output_data_plt_arm::first_plt_entry_offset): Call it.
4562 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
4564 (Output_data_plt_arm::get_plt_entry_size): Call it.
4565 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
4566 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
4567 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
4569 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
4570 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
4571 method instead of sizeof(plt_entry).
4572 (Output_data_plt_arm::add_entry): Likewise.
4573 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
4574 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
4576 (Target_arm::plt_entry_size): Likewise.
4577 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
4579 (Output_data_plt_arm_standard): ... here, new class.
4580 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
4581 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
4582 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
4584 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
4585 Take additional argument for the PLT entry size.
4586 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
4587 Use get_plt_entry_size method rather than plt_entry_size variable.
4588 (Output_data_plt_x86_64::reserve_slot): Likewise.
4589 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
4590 (Output_data_plt_x86_64::add_entry): Likewise.
4591 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
4592 (Output_data_plt_x86_64::address_for_global): Likewise.
4593 (Output_data_plt_x86_64::address_for_local): Likewise.
4594 (Output_data_plt_x86_64::set_final_data_size): Likewise.
4595 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
4596 Make method non-static.
4597 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
4599 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
4600 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
4601 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
4602 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
4604 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
4605 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
4607 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
4608 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
4610 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
4611 (Output_data_plt_x86_64::plt_entry_size)
4612 (Output_data_plt_x86_64::first_plt_entry)
4613 (Output_data_plt_x86_64::plt_entry)
4614 (Output_data_plt_x86_64::tlsdesc_plt_entry)
4615 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
4616 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
4617 (Output_data_plt_x86_64_standard): ... here, new class.
4618 (Target_x86_64::Target_x86_64): Take optional argument for the
4619 Target_info pointer to use.
4620 (Target_x86_64::do_make_data_plt): New virtual method.
4621 (Target_x86_64::make_data_plt): New method to call it.
4622 (Target_x86_64::init_got_plt_for_update): Use that.
4623 Call this->plt_->add_eh_frame method here.
4624 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
4625 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
4626 rather than static method.
4627 (Target_x86_64::plt_entry_size): Likewise.
4628 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
4629 rather than plt_entry_size variable. Move guts of PLT filling to...
4630 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
4631 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
4632 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
4634 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
4635 additional argument for the section alignment.
4636 Don't do add_eh_frame_for_plt here.
4637 (Output_data_plt_i386::first_plt_entry_offset): Make the method
4638 non-static. Use get_plt_entry_size method rather than plt_entry_size
4640 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
4642 (Output_data_plt_i386::get_plt_entry_size): Call it.
4643 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
4644 (Output_data_plt_i386::add_eh_frame): New method to call it.
4645 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
4647 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
4648 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
4650 (Output_data_plt_i386::fill_plt_entry): New method to call it.
4651 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
4652 method instead of plt_entry_size.
4653 (Output_data_plt_i386::plt_entry_size)
4654 (Output_data_plt_i386::plt_eh_frame_fde_size)
4655 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
4656 (Output_data_plt_i386_standard): ... here, new class.
4657 (Output_data_plt_i386_exec): New class.
4658 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
4659 (Output_data_plt_i386_exec::first_plt_entry): ... here.
4660 (Output_data_plt_i386::exec_plt_entry): Move to ...
4661 (Output_data_plt_i386_exec::plt_entry): ... here.
4662 (Output_data_plt_i386_dyn): New class.
4663 (Output_data_plt_i386::first_plt_entry): Move to ...
4664 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
4665 (Output_data_plt_i386::dyn_plt_entry): Move to ...
4666 (Output_data_plt_i386_dyn::plt_entry): ... here.
4667 (Target_i386::Target_i386): Take optional argument for the Target_info
4669 (Target_i386::do_make_data_plt): New virtual method.
4670 (Target_i386::make_data_plt): New method to call it.
4671 (Target_i386::make_plt_section): Use that.
4672 Call this->plt_->add_eh_frame method here.
4673 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
4674 rather than plt_entry_size variable.
4675 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
4676 (Output_data_plt_i386::address_for_local): Likewise.
4677 (Output_data_plt_i386::do_write): Likewise.
4678 Move guts of PLT filling to...
4679 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
4680 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
4681 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
4682 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
4684 2012-05-01 Cary Coutant <ccoutant@google.com>
4686 * dwarf_reader.cc (Dwarf_die::read_attributes)
4687 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
4688 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
4689 * reduced_debug_output.cc
4690 (Output_reduced_debug_info_section::get_die_end): Remove
4691 DW_FORM_GNU_ref_index. Add default case.
4693 2012-04-26 Mark Wielaard <mjw@redhat.com>
4695 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
4696 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
4697 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
4698 DW_AT_high_pc as offset from DW_AT_low_pc.
4700 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
4701 * testsuite/Makefile.in: Regenerate.
4702 * testsuite/gdb_index_test_3.c: New test source file.
4703 * testsuite/gdb_index_test_3.sh: New test source file.
4705 2012-04-25 Ian Lance Taylor <iant@google.com>
4707 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
4709 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
4710 as a class, not a struct.
4711 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
4712 (Target_arm::apply_cortex_a8_workaround): Likewise.
4713 * gc.h: Declare Reloc_types as a struct, not a class.
4714 * object.h: Declare Symbols_data as a struct.
4715 * reloc.h: Declare Read_relocs_data as a struct.
4716 * target.h: Declare Relocate_info as a struct.
4718 2012-04-24 David S. Miller <davem@davemloft.net>
4720 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
4721 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
4724 2012-04-24 Cary Coutant <ccoutant@google.com>
4726 * incremental-dump.cc (find_input_containing_global): Replace
4727 magic number with symbolic constant.
4728 (dump_incremental_inputs): Update version number.
4729 * incremental.cc (Output_section_incremental_inputs): Update version
4730 number; import symbolic constants from Incremental_inputs_reader.
4731 (Incremental_inputs::create_data_sections): Align relocations
4732 section correctly for 64-bit targets.
4733 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
4734 constants; add padding.
4735 (Output_section_incremental_inputs::write_header): Add assert for
4737 (Output_section_incremental_inputs::write_input_files): Add assert
4738 for input_entry_size.
4739 (Output_section_incremental_inputs::write_info_blocks): Add padding;
4740 add assert for object_info_size, input_section_entry_size,
4741 global_sym_entry_size.
4742 * incremental.h (Incremental_inputs_reader): Add symbolic constants
4743 for data structure sizes; use them.
4744 (Incremental_input_entry_reader): Import symbolic constants from
4745 Incremental_inputs_reader; use them.
4747 2012-04-23 David S. Miller <davem@davemloft.net>
4749 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
4751 (Target_sparc::Target_sparc): Initialize new fields.
4752 (Target_sparc::do_make_elf_object): New function.
4753 (Target_sparc::do_adjust_elf_header): New function.
4755 2012-04-23 Cary Coutant <ccoutant@google.com>
4757 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
4758 CU range table of gdb index.
4760 2012-04-20 David S. Miller <davem@davemloft.net>
4762 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
4765 2012-04-16 David S. Miller <davem@davemloft.net>
4767 * sparc.cc (Target_sparc::got_address): New function.
4768 (Sparc_relocate_functions::gdop_hix22): New function.
4769 (Sparc_relocate_functions::gdop_lox10): New function.
4770 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
4772 (Target_sparc::Scan::local): Likewise if the global symbol is not
4773 preemptible and is not IFUNC.
4774 (Target_sparc::Relocate::relocate): Perform GOTDATA code
4775 transformations for local and non-preemptible non-IFUNC global
4778 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
4779 writing out 64-bit part of ranges.
4781 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
4782 -fpic and -fpie respectively.
4783 * Makefile.in: Regenerate.
4785 * sparc.cc (class Target_sparc): Add rela_ifunc_.
4786 (Target_sparc::Target_sparc): Initialize new field.
4787 (Target_sparc::do_plt_section_for_global): New function.
4788 (Target_sparc::do_plt_section_for_local): New function.
4789 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
4790 (Target_sparc::make_plt_section): New function, broken out of
4791 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
4792 (Target_sparc::make_plt_entry): Call make_plt_section.
4793 (Target_sparc::make_local_ifunc_plt_entry): New function.
4794 (Target_sparc::rela_ifunc_section): New function.
4795 (Target_sparc::plt_section): Remove const.
4796 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
4797 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
4798 and ifunc_count_ fields.
4799 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
4800 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
4801 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
4802 (Output_data_plt_sparc::rela_ifunc): New function.
4803 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
4804 (Output_data_plt_sparc::has_ifunc_section): New function.
4805 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
4806 (Output_data_plt_sparc::address_for_global): New function.
4807 (Output_data_plt_sparc::address_for_local): New function.
4808 (Output_data_plt_sparc::plt_index_to_offset): New function.
4809 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
4811 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
4813 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
4814 R_SPARC_JMP_IREL to switch.
4815 (Target_sparc::Scan::check_non_pic): Likewise.
4816 (Target_sparc::Scan::local): Handle IFUNC symbols.
4817 (Target_sparc::Scan::local): Likewise.
4818 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
4819 and plt_address_for_local.
4820 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
4821 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
4823 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
4824 (class Output_data_reloc): Adjust calls to Output_reloc_type.
4825 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
4826 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
4828 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
4829 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
4831 * sparc.cc (Target_sparc::Scan::global): Likewise.
4832 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4834 2012-04-16 Cary Coutant <ccoutant@google.com>
4836 * archive.cc (Library_base::should_include_member): Check for
4837 --export-dynamic-symbol.
4838 * options.h (class General_options): Add --export-dynamic-symbol.
4839 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
4840 --export-dynamic-symbol.
4841 (Symbol_table::gc_mark_undef_symbols): Likewise.
4842 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
4844 2012-04-12 David S. Miller <davem@davemloft.net>
4846 * sparc.cc (Reloc::wdisp10): New relocation method.
4847 (Reloc::h34): Likewise.
4848 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
4849 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
4851 (Target_sparc::Scan::local): Likewise.
4852 (Target_sparc::Scan::global): Likewise.
4853 (Target_sparc::Relocate::relocate): Likewise.
4855 2012-04-09 Cary Coutant <ccoutant@google.com>
4857 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
4860 2012-04-06 Ian Lance Taylor <iant@google.com>
4862 * timer.cc: #include <unistd.h>.
4864 2012-04-06 Roland McGrath <mcgrathr@google.com>
4866 * configure.in (AC_CHECK_HEADERS): Add locale.h.
4867 * config.in: Regenerate.
4868 * configure: Regenerate.
4870 2012-04-05 Nick Clifton <nickc@redhat.com>
4872 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
4873 (AM_LC_MESSAGES): Add.
4874 * aclocal.m4: Regenerate.
4875 * config.in: Regenerate.
4876 * configure: Regenerate.
4878 2012-03-21 Cary Coutant <ccoutant@google.com>
4880 * Makefile.am: Add gdb-index.cc, gdb-index.h.
4881 * Makefile.in: Regenerate.
4882 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
4883 (Sized_elf_reloc_mapper::symbol_section): New function.
4884 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
4885 (make_elf_reloc_mapper): New function.
4886 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
4887 (Dwarf_abbrev_table::do_read_abbrevs): New function.
4888 (Dwarf_abbrev_table::do_get_abbrev): New function.
4889 (Dwarf_ranges_table::read_ranges_table): New function.
4890 (Dwarf_ranges_table::read_range_list): New function.
4891 (Dwarf_pubnames_table::read_section): New function.
4892 (Dwarf_pubnames_table::read_header): New function.
4893 (Dwarf_pubnames_table::next_name): New function.
4894 (Dwarf_die::Dwarf_die): New function.
4895 (Dwarf_die::read_attributes): New function.
4896 (Dwarf_die::skip_attributes): New function.
4897 (Dwarf_die::set_name): New function.
4898 (Dwarf_die::set_linkage_name): New function.
4899 (Dwarf_die::attribute): New function.
4900 (Dwarf_die::string_attribute): New function.
4901 (Dwarf_die::int_attribute): New function.
4902 (Dwarf_die::uint_attribute): New function.
4903 (Dwarf_die::ref_attribute): New function.
4904 (Dwarf_die::child_offset): New function.
4905 (Dwarf_die::sibling_offset): New function.
4906 (Dwarf_info_reader::check_buffer): New function.
4907 (Dwarf_info_reader::parse): New function.
4908 (Dwarf_info_reader::do_parse): New function.
4909 (Dwarf_info_reader::do_read_string_table): New function.
4910 (Dwarf_info_reader::lookup_reloc): New function.
4911 (Dwarf_info_reader::get_string): New function.
4912 (Dwarf_info_reader::visit_compilation_unit): New function.
4913 (Dwarf_info_reader::visit_type_unit): New function.
4914 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
4915 Sized_elf_reloc_mapper.
4916 (Sized_dwarf_line_info::symbol_section): Remove function.
4917 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
4918 (Sized_dwarf_line_info::read_line_mappings): Remove object
4919 parameter, adjust callers.
4920 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
4921 * dwarf_reader.h: Include <sys/types.h>.
4922 (class Track_relocs): Remove forward declaration.
4923 (class Elf_reloc_mapper): New class.
4924 (class Sized_elf_reloc_mapper): New class.
4925 (class Dwarf_abbrev_table): New class.
4926 (class Dwarf_range_list): New class.
4927 (class Dwarf_ranges_table): New class.
4928 (class Dwarf_pubnames_table): New class.
4929 (class Dwarf_die): New class.
4930 (class Dwarf_info_reader): New class.
4931 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
4932 (Sized_dwarf_line_info::symbol_section): Remove member function.
4933 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
4935 * gdb-index.cc: New source file.
4936 * gdb-index.h: New source file.
4937 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
4938 and .debug_types sections, call Layout::add_to_gdb_index.
4939 (Sized_relobj_incr::do_section_name): Implement.
4940 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
4941 return type; Implement.
4942 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
4944 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
4945 parameter list and return type.
4946 (Sized_incr_dynobj::do_section_contents): Likewise.
4947 * layout.cc: Include gdb-index.h.
4948 (Layout::Layout): Initialize gdb_index_data_.
4949 (Layout::init_fixed_output_section): Check for .gdb_index section.
4950 (Layout::add_to_gdb_index): New function. Instantiate.
4951 * layout.h: Add forward declaration for class Gdb_index.
4952 (Layout::add_to_gdb_index): New member function.
4953 (Layout::gdb_index_data_): New data member.
4954 * main.cc: Include gdb-index.h.
4955 (main): Print statistics for gdb index.
4956 * object.cc (Object::section_contents): Move code into
4957 do_section_contents.
4958 (need_decompressed_section): Check for sections needed when building
4960 (build_compressed_section_map): Likewise.
4961 (Sized_relobj_file::do_read_symbols): Need local symbols when building
4963 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
4964 sections; call Layout::add_to_gdb_index.
4965 (Sized_relobj_file::do_decompressed_section_contents): Call
4966 do_section_contents directly.
4967 * object.h (Object::do_section_contents): Adjust parameter list and
4969 (Object::do_decompressed_section_contents): Call do_section_contents
4971 (Sized_relobj_file::do_section_contents): Adjust parameter list and
4973 * options.h (class General_options): Add --gdb-index option.
4974 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
4975 list and return type.
4976 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
4977 * reloc.h (Track_relocs::checkpoint): New function.
4978 (Track_relocs::reset): New function.
4980 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
4982 * testsuite/Makefile.in: Regenerate.
4983 * testsuite/gdb_index_test.cc: New test source file.
4984 * testsuite/gdb_index_test_1.sh: New test source file.
4985 * testsuite/gdb_index_test_2.sh: New test source file.
4987 2012-03-19 Doug Kwan <dougkwan@google.com>
4989 * arm.cc (Target_arm::do_define_standard_symbols): New method.
4990 (Target_arm::do_finalize_sections): Remove code which defines
4991 __exidx_start and __exidx_end. Make symbol table parameter
4992 anonymous as it is not used.
4993 * gold.cc (queue_middle_tasks): Call target hook to define any
4994 target-specific symbols.
4995 * target.h (Target::define_standard_symbols): New method.
4996 (Target::do_define_standard_symbols): Same.
4997 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
4998 * testsuite/Makefile.in: Regenerate.
4999 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
5001 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
5002 relocations are generated for __exidx_start and __exidx_end.
5004 2012-03-16 Doug Kwan <dougkwan@google.com>
5006 * testsuite/Makefile.am: Disable test initpri3b.
5007 * testsuite/Makefile.in: Regenerate.
5009 2012-03-15 Doug Kwan <dougkwan@google.com>
5011 * arm.cc (Target_arm::got_section): Make .got section read-only
5014 2012-03-15 Ian Lance Taylor <iant@google.com>
5017 * layout.cc (Layout::make_output_section): Correctly mark
5018 SHT_INIT_ARRAY, et. al., as relro.
5020 2012-03-14 Doug Kwan <dougkwan@google.com>
5022 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
5023 dynamic relocations for protected symbols in shared objects.
5025 2012-03-13 Ian Lance Taylor <iant@google.com>
5027 * resolve.cc (Symbol_table::resolve): When merging common symbols,
5028 keep the larger alignment.
5030 2012-03-12 Cary Coutant <ccoutant@google.com>
5032 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
5033 handling of DW_LNE_define_file.
5035 2012-03-12 Cary Coutant <ccoutant@google.com>
5037 * reduced_debug_output.cc
5038 (Output_reduced_debug_info_section::get_die_end): Add new FORM
5041 2012-02-29 Cary Coutant <ccoutant@google.com>
5043 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
5045 2012-02-29 Cary Coutant <ccoutant@google.com>
5047 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5048 Call Object::decompressed_section_contents.
5049 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
5051 (Sized_dwarf_line_info::buffer_start_): New data member.
5052 * merge.cc (Output_merge_data::do_add_input_section): Call
5053 Object::decompressed_section_contents.
5054 (Output_merge_string::do_add_input_section): Likewise.
5055 * object.cc (need_decompressed_section): New function.
5056 (build_compressed_section_map): Decompress sections needed later.
5057 (Sized_relobj_file::do_decompressed_section_contents): New function.
5058 (Sized_relobj_file::do_discard_decompressed_sections): New function.
5059 * object.h (Object::decompressed_section_contents): New function.
5060 (Object::discard_decompressed_sections): New function.
5061 (Object::do_decompressed_section_contents): New function.
5062 (Object::do_discard_decompressed_sections): New function.
5063 (Compressed_section_info): New type.
5064 (Compressed_section_map): Include decompressed section contents.
5065 (Sized_relobj_file::do_decompressed_section_contents): New function.
5066 (Sized_relobj_file::do_discard_decompressed_sections): New function.
5068 2012-02-16 Cary Coutant <ccoutant@google.com>
5070 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
5071 * testsuite/Makefile.in: Regenerate.
5073 2012-02-14 Cary Coutant <ccoutant@google.com>
5075 * options.cc (General_options::finalize): Disallow -pie and -static.
5077 2012-02-03 Doug Kwan <dougkwan@google.com>
5079 * arm.cc (Arm_relocate_functions::abs8,
5080 Arm_relocate_functions::abs16): Use
5081 Bits::has_signed_unsigned_overflow32.
5082 (Arm_relocate_functions::thm_abs8): Correct range of
5084 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
5087 2012-02-02 Doug Kwan <dougkwan@google.com>
5089 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
5090 position independent outputs, not just shared objects.
5092 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
5094 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
5095 * configure: Regenerated.
5097 2012-01-27 Ian Lance Taylor <iant@google.com>
5099 * reloc.h (Bits): New class with static functions, copied from
5100 namespace utils in arm.cc.
5101 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
5104 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
5106 * incremental.cc (write_info_blocks): Correct relocation offset.
5108 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
5110 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
5111 (Relocate::tls_gd_to_le): Likewise.
5113 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
5115 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
5117 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
5119 * configure.ac: Check if -mcmodel=medium works.
5120 * configure: Regenerated.
5122 2012-01-24 Cary Coutant <ccoutant@google.com>
5124 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
5126 (read_unsigned_LEB_128_x): ... this new function.
5127 (read_signed_LEB_128): Replaced with inline definition and ...
5128 (read_signed_LEB_128_x): ... this new function.
5129 * int_encoding.h (read_unsigned_LEB_128_x): New function.
5130 (read_unsigned_LEB_128): Add inline definition.
5131 (read_signed_LEB_128_x): New function.
5132 (read_signed_LEB_128): Add inline definition.
5133 * testsuite/Makefile.am (leb128_unittest): New unit test.
5134 * testsuite/Makefile.in: Regenerate.
5135 * testsuite/leb128_unittest.cc: New unit test.
5137 2012-01-23 Ian Lance Taylor <iant@google.com>
5140 * i386.cc (Target_i386::do_code_fill): When using a jmp
5141 instruction, pad with nop instructions.
5142 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
5144 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
5146 * x86_64.cc (gc_process_relocs): Add typename on types used in
5148 (scan_relocs): Likewise.
5149 (relocate_section): Likewise.
5150 (apply_relocation): Likewise.
5152 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
5154 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
5155 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
5158 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
5160 * x86_64.cc: Initial support for x32.
5162 2012-01-03 Cary Coutant <ccoutant@google.com>
5164 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
5165 Use abstract base class for GOT.
5166 * gold/output.h (class Output_data_got_base): New abstract base class.
5167 (class Output_data_got): Derive from new base class, adjust ctors.
5168 (Output_data_got::reserve_slot): Make virtual; rename to
5169 do_reserve_slot; Adjust callers.
5170 * gold/target.h (Sized_target::init_got_plt_for_update): Return
5171 pointer to abstract base class.
5172 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
5174 2011-12-18 Ian Lance Taylor <iant@google.com>
5176 * object.h (Relobj::local_symbol_value): New function.
5177 (Relobj::local_plt_offset): New function.
5178 (Relobj::local_has_got_offset): New function.
5179 (Relobj::local_got_offset): New function.
5180 (Relobj::set_local_got_offset): New function.
5181 (Relobj::do_local_symbol_value): New pure virtual function.
5182 (Relobj::do_local_plt_offset): Likewise.
5183 (Relobj::do_local_has_got_offset): Likewise.
5184 (Relobj::do_local_got_offset): Likewise.
5185 (Relobj::do_set_local_got_offset): Likewise.
5186 (Sized_relobj::do_local_has_got_offset): Rename from
5187 local_has_got_offset.
5188 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
5189 (Sized_relobj::do_set_local_got_offset): Rename from
5190 set_local_got_offset.
5191 (Sized_relobj_file::do_local_plt_offset): Rename from
5193 (Sized_relobj_file::do_local_symbol_value): New function.
5194 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
5196 * output.cc (Output_data_got::Got_entry::write): Change object to
5197 Relobj. Use local_symbol_value.
5198 (Output_data_got::add_global_with_rel): Change rel_dyn to
5199 Output_data_reloc_generic*. Use add_global_generic.
5200 (Output_data_got::add_global_with_rela): Remove. Change all
5201 callers to use add_global_with_rel.
5202 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
5203 Output_data_reloc_generic*. Use add_global_generic.
5204 (Output_data_got::add_global_pair_with_rela): Remove. Change all
5205 callers to use add_global_pair_with_rel.
5206 (Output_data_got::add_local): Change object to Relobj*.
5207 (Output_data_got::add_local_plt): Likewise.
5208 (Output_data_got::add_local_with_rel): Change object to Relobj*,
5209 change rel_dyn to Output_data_reloc_generic*. Use
5211 (Output_data_got::add_local_with_rela): Remove. Change all
5212 callers to use all_local_with_rel.
5213 (Output_data_got::add_local_pair_with_rel): Change object to
5214 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
5215 add_output_section_generic.
5216 (Output_data_got::add_local_pair_with_rela): Remove. Change all
5217 callers to use add_local_pair_with_rel.
5218 (Output_data_got::reserve_local): Change object to Relobj*.
5219 * output.h: (class Output_data_reloc_generic): Add pure virtual
5220 declarations for add_global_generic, add_local_generic,
5221 add_output_section_generic.
5222 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
5223 functions for Output_data_reloc_generic. Update declarations for
5224 changes listed in output.cc.
5225 (class Output_data_got): Change template parameter to got_size.
5226 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
5227 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
5229 (Sized_relobj_incr::do_local_plt_offset): New function.
5230 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
5233 2011-12-17 Cary Coutant <ccoutant@google.com>
5235 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
5236 * resolve.cc (Symbol_table::resolve): Likewise.
5237 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
5239 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
5241 2011-12-16 Ian Lance Taylor <iant@google.com>
5243 * output.h (Output_data_reloc_generic::add): Only call
5244 add_dynamic_reloc if this is a dynamic reloc section.
5246 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
5249 * target-reloc.h (apply_relocation): Replace <64, false> with
5252 2011-11-25 Nick Clifton <nickc@redhat.com>
5254 * po/it.po: New Italian translation.
5256 2011-11-17 Sterling Augustine <saugustine@google.com>
5258 * script.cc (script_include_directive): Implement.
5259 (read_script_file): New local variables name and search_path. Update
5260 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
5261 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
5262 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
5264 2011-11-11 Sterling Augustine <saugustine@google.com>
5266 * yyscript.y (section_cmd): Add support for INCLUDE directive.
5267 (file_or_sections_cmd): Likewise.
5269 2011-11-11 Doug Kwan <dougkwan@google.com>
5271 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
5272 if --just-symbols is given.
5274 2011-11-10 Doug Kwan <dougkwan@google.com>
5277 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
5278 when processing data relocs.
5279 * reloc.h (Relocate_functions::rel_unaligned): New method.
5280 (Relocate_functions::pcrel_unaligned): Ditto.
5281 (Relocate_functions::rel32_unaligned): Ditto.
5282 (Relocate_functions::pcrel32_unaligned): Ditto.
5284 2011-11-09 Doug Kwan <dougkwan@google.com>
5287 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
5288 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
5289 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
5290 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
5291 (Relocate_functions::rel_unaligned): New.
5292 (Relocate_functions::rel32_unaligned): New.
5293 * target-reloc.h (relocate_for_relocatable): Add code to handle
5294 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
5295 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
5296 arm_unaligned_reloc_r): New targets.
5297 * testsuite/Makefile.in: Regenerate.
5298 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
5301 2011-11-02 Ian Lance Taylor <iant@google.com>
5303 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
5305 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
5306 * options.cc (General_options::finalize): Use library search path
5307 from configure script if specified. If not native and no sysroot,
5308 only search TOOLLIBDIR.
5309 * options.h (Search_directory::Search_directory): Change name to
5311 (General_options::add_to_library_path_with_sysroot): Change arg to
5313 * configure, Makefile.in, config.in: Rebuild.
5315 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5317 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
5318 we are working around the ARM1176 Erratum.
5319 * options.h (General_options::fix_arm1176): Add option.
5320 * testsuite/Makefile.am: Add testcases, and keep current ones
5322 * testsuite/Makefile.in: Regenerate.
5323 * testsuite/arm_fix_1176.s: New file.
5324 * testsuite/arm_fix_1176.sh: Likewise.
5326 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5328 * arm.cc (Target_arm::Target_arm): Remove initialisation of
5330 (Target_arm::may_use_blx): Remove method.
5331 (Target_arm::set_may_use_blx): Likewise.
5332 (Target_arm::may_use_v4t_interworking): New method.
5333 (Target_arm::may_use_v5t_interworking): Likewise.
5334 (Target_arm::may_use_blx_): Remove member variable.
5335 (Arm_relocate_functions::arm_branch_common): Check for v5T
5337 (Arm_relocate_functions::thumb_branch_common): Likewise.
5338 (Reloc_stub::stub_type_for_reloc): Likewise.
5339 (Target_arm::do_finalize_sections): Correct interworking checks.
5340 * testsuite/Makefile.am: Add new tests.
5341 * testsuite/Makefile.in: Regenerate.
5342 * testsuite/arm_farcall_arm_arm.s: New test.
5343 * testsuite/arm_farcall_arm_arm.sh: Likewise.
5344 * testsuite/arm_farcall_arm_thumb.s: Likewise.
5345 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
5346 * testsuite/arm_farcall_thumb_arm.s: Likewise.
5347 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
5348 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
5349 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
5351 2011-10-31 Cary Coutant <ccoutant@google.com>
5354 * expression.cc (Expression::eval_with_dot): Add
5355 is_section_dot_assignment parameter.
5356 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
5357 absolute and assigning to dot within a section.
5358 * script-sections.cc
5359 (Output_section_element_assignment::set_section_addresses): Pass
5360 dot_section to set_if_absolute.
5361 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
5362 as is_section_dot_assignment flag to eval_with_dot.
5363 (Output_section_element_dot_assignment::set_section_addresses):
5365 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
5366 parameter. Also set value if relative to dot_section; set the
5367 symbol's output_section.
5368 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
5369 parameter. Adjust all callers.
5370 (Expression::eval_maybe_dot): Likewise.
5371 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
5373 * testsuite/script_test_2.t: Test assignment of an absolute value
5374 to dot within an output section element.
5376 2011-10-31 Cary Coutant <ccoutant@google.com>
5378 * options.h (class General_options): Add --[no-]gnu-unique options.
5379 * symtab.cc (Symbol_table::sized_write_globals): Convert
5380 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
5382 2011-10-31 Cary Coutant <ccoutant@google.com>
5385 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
5386 unnecessary assertion.
5387 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
5389 2011-10-31 Sriraman Tallam <tmsriram@google.com>
5391 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
5393 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
5395 Change to just keep the section associated with symbol.
5396 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
5397 they are externally visible and --export-dynamic is turned on.
5398 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
5400 2011-10-19 Ian Lance Taylor <iant@google.com>
5403 * script-sections.cc
5404 (Output_section_element_dot_assignment::needs_output_section): New
5407 2011-10-19 Ian Lance Taylor <iant@google.com>
5410 * layout.cc (Layout::segment_precedes): Don't assert failure if a
5411 --section-start option was seen.
5412 * options.h (General_options::any_section_start): New function.
5414 2011-10-18 David S. Miller <davem@davemloft.net>
5417 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
5418 member to track relocation locations that have moved during TLS
5419 reloc optimizations.
5420 (Target_sparc::Relocate::Relocate): Initialize to NULL.
5421 (Target_sparc::Relocate::relocate): Adjust view down by 4
5422 bytes if it matches reloc_adjust_addr_.
5423 (Target_sparc::Relocate::relocate_tls): Always move the
5424 __tls_get_addr call delay slot instruction forward 4 bytes when
5425 performing relaxation.
5427 2011-10-18 Cary Coutant <ccoutant@google.com>
5429 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
5430 (Output_file::map_no_anonymous): Check for non-zero
5431 return code from posix_fallocate.
5433 2011-10-17 Cary Coutant <ccoutant@google.com>
5436 * plugin.cc (is_visible_from_outside): Check for symbols
5437 referenced from dynamic objects.
5438 * resolve.cc (Symbol_table::resolve): Don't count references
5439 from dynamic objects as references from real ELF files.
5440 * testsuite/plugin_test_2.sh: Adjust expected result.
5442 2011-10-17 Cary Coutant <ccoutant@google.com>
5444 * gold.cc: Include timer.h.
5445 (queue_middle_tasks): Stamp time.
5446 (queue_final_tasks): Likewise.
5447 * main.cc (main): Store timer in parameters. Print timers
5449 * parameters.cc (Parameters::Parameters): Initialize timer_.
5450 (Parameters::set_timer): New function.
5451 (set_parameters_timer): New function.
5452 * parameters.h (Parameters::set_timer): New function.
5453 (Parameters::timer): New function.
5454 (Parameters::timer_): New data member.
5455 (set_parameters_timer): New function.
5456 * timer.cc (Timer::stamp): New function.
5457 (Timer::get_pass_time): New function.
5458 * timer.h (Timer::stamp): New function.
5459 (Timer::get_pass_time): New function.
5460 (Timer::pass_times_): New data member.
5462 2011-10-17 Cary Coutant <ccoutant@google.com>
5464 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
5465 task for members of lib groups.
5467 2011-10-17 Cary Coutant <ccoutant@google.com>
5470 * fileread.cc (File_read::find_view): Add assert.
5471 (File_read::make_view): Move bounds check (replace with assert)...
5472 (File_read::find_or_make_view): ... to here.
5474 2011-10-12 Cary Coutant <ccoutant@google.com>
5476 * output.cc (Output_file::open_base_file): Handle case where
5477 ::read returns less than requested size.
5479 2011-10-10 Cary Coutant <ccoutant@google.com>
5481 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
5482 Initialize defined_count_.
5483 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
5484 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
5485 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
5486 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
5487 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
5488 * incremental.h (Sized_relobj_incr::defined_count_): New data
5490 (Sized_incr_dynobj::defined_count_): New data member.
5491 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
5492 Return zeroes instead of internal error.
5494 2011-10-10 Cary Coutant <ccoutant@google.com>
5497 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
5498 (Output_reloc::symbol_value): Return PLT offset if flag is set.
5499 * output.h (class Output_reloc): Add use_plt_offset flag.
5500 (Output_reloc::type_): Adjust size of bit field.
5501 (Output_reloc::use_plt_offset_): New bit field.
5502 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
5503 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
5504 flag. Adjust all callers.
5505 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
5506 creating RELATIVE relocations.
5508 2011-10-10 Nick Clifton <nickc@redhat.com>
5510 * po/es.po: Updated Spanish translation.
5511 * po/fi.po: Updated Finnish translation.
5513 2011-10-03 Diego Novillo <dnovillo@google.com>
5515 * options.cc (parse_uint): Fix dereference of RETVAL.
5517 2011-09-29 Sriraman Tallam <tmsriram@google.com>
5519 * layout.h (section_order_map_): New member.
5520 (get_section_order_map): New member function.
5521 * output.cc (Output_section::add_input_section): Check for patterns
5522 only when --section-ordering-file is specified.
5523 * gold.cc (queue_middle_tasks): Delay updating order of sections till
5524 output_sections have been formed.
5525 * layout.cc (Layout_Layout): Initialize section_order_map_.
5526 * plugin.cc (update_section_order): Store order in order_map. Do not
5528 * testsuite/Makefile.am: Add test case for plugin_final_layout.
5529 * testsuite/Makefile.in: Regenerate.
5530 * testsuite/plugin_section_order.c: New file.
5531 * testsuite/plugin_final_layout.cc: New file.
5532 * testsuite/plugin_final_layout.sh: New file.
5534 2011-09-29 Cary Coutant <ccoutant@google.com>
5536 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
5538 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
5539 symbols during incremental update.
5540 (Symbol_table::add_from_dynobj): Likewise.
5542 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5543 Ian Lance Taylor <iant@google.com>
5545 * symtab.cc (Symbol_table::define_special_symbol): Always
5546 canonicalize version string.
5548 2011-09-26 Cary Coutant <ccoutant@google.com>
5550 * gold.cc (queue_initial_tasks): Move option checks ...
5551 * options.cc (General_options::finalize): ... to here. Disable
5552 some options; make others fatal.
5554 2011-09-26 Cary Coutant <ccoutant@google.com>
5557 * plugin.cc (get_symbols_v2): New function.
5558 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
5559 (is_referenced_from_outside): New function.
5560 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
5561 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
5562 (get_symbols): Pass version parameter.
5563 (get_symbols_v2): New function.
5564 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
5566 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
5567 (onload): Add LDPT_GET_SYMBOLS_V2.
5568 (all_symbols_read_hook): Use get_symbols_v2; check for
5569 LDPR_PREVAILING_DEF_IRONLY_EXP.
5570 * testsuite/plugin_test_3.sh: Update expected results.
5572 2011-09-23 Simon Baldwin <simonb@google.com>
5574 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
5575 configuration options.
5576 * configure: Regenerate.
5577 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
5578 * Makefile.in: Regenerate.
5579 * testsuite/Makefile.in: Regenerate.
5581 2011-09-19 Sriraman Tallam <tmsriram@google.com>
5583 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
5585 2011-09-19 Cary Coutant <ccoutant@google.com>
5587 * incremental.cc (can_incremental_update): Fix typo in comment.
5588 * incremental.h (can_incremental_update): Likewise.
5590 2011-09-18 Cary Coutant <ccoutant@google.com>
5592 * incremental.cc (can_incremental_update): New function.
5593 * incremental.h (can_incremental_update): New function.
5594 * layout.cc (Layout::init_fixed_output_section): Call it.
5595 (Layout::make_output_section): Don't allow patch space in .eh_frame.
5596 * object.cc (Sized_relobj_file::do_layout): Call
5597 can_incremental_update.
5599 2011-09-13 Cary Coutant <ccoutant@google.com>
5601 * configure.ac: Check for glibc support for gnu_indirect_function
5602 support with static linking, setting automake conditional
5604 * Makefile.in: Regenerate.
5605 * configure: Regenerate.
5607 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
5608 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
5610 * testsuite/Makefile.in: Regenerate.
5612 2011-09-13 Cary Coutant <ccoutant@google.com>
5614 * incremental.cc (Sized_relobj_incr::do_layout): Call
5615 report_comdat_group for kept comdat sections.
5616 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
5617 * testsuite/Makefile.in: Regenerate.
5618 * testsuite/incr_comdat_test_1.cc: New source file.
5619 * testsuite/incr_comdat_test_2_v1.cc: New source file.
5620 * testsuite/incr_comdat_test_2_v2.cc: New source file.
5621 * testsuite/incr_comdat_test_2_v3.cc: New source file.
5623 2011-09-13 Ian Lance Taylor <iant@google.com>
5625 * object.cc (Sized_relobj_file::do_layout): Remove unused local
5626 variable external_symbols_offset.
5628 2011-09-12 Ian Lance Taylor <iant@google.com>
5630 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
5631 triggered if object has no symbols.
5633 2011-09-09 David S. Miller <davem@davemloft.net>
5635 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
5636 (Output_fill_debug_line::do_write): Likewise.
5638 2011-08-29 Cary Coutant <ccoutant@google.com>
5640 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
5641 casts to match formatting specs.
5642 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
5644 2011-08-26 Cary Coutant <ccoutant@google.com>
5646 * layout.cc (Free_list::allocate): Provide guarantee of minimum
5647 remaining hole size when allocating.
5648 (Layout::make_output_section): Set fill methods for debug sections.
5649 * layout.h (Free_list::Free_list_node): Move from private to
5651 (Free_list::set_min_hole_size): New function.
5652 (Free_list::begin, Free_list::end): New functions.
5653 (Free_list::min_hole_): New data member.
5654 * output.cc: Include dwarf.h.
5655 (Output_fill_debug_info::do_minimum_hole_size): New function.
5656 (Output_fill_debug_info::do_write): New function.
5657 (Output_fill_debug_line::do_minimum_hole_size): New function.
5658 (Output_fill_debug_line::do_write): New function.
5659 (Output_section::Output_section): Initialize new data member.
5660 (Output_section::set_final_data_size): Ensure patch space is larger
5661 than minimum hole size.
5662 (Output_section::do_write): Fill holes in debug sections.
5663 * output.h (Output_fill): New class.
5664 (Output_fill_debug_info): New class.
5665 (Output_fill_debug_line): New class.
5666 (Output_section::set_free_space_fill): New function.
5667 (Output_section::free_space_fill_): New data member.
5668 * testsuite/Makefile.am (incremental_test_3): Add
5669 --incremental-patch option.
5670 (incremental_test_4): Likewise.
5671 (incremental_test_5): Likewise.
5672 (incremental_test_6): Likewise.
5673 (incremental_copy_test): Likewise.
5674 (incremental_common_test_1): Likewise.
5675 * testsuite/Makefile.in: Regenerate.
5677 2011-08-26 Nick Clifton <nickc@redhat.com>
5679 * po/es.po: Updated Spanish translation.
5681 2011-08-01 Cary Coutant <ccoutant@google.com>
5683 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
5684 * gold/testsuite/Makefile.in: Regenerate.
5685 * gold/testsuite/justsyms_exec.c: New source file.
5686 * gold/testsuite/justsyms_lib.c: New source file.
5688 2011-08-01 Cary Coutant <ccoutant@google.com>
5690 * layout.cc (Layout::set_segment_offsets): Don't realign text
5691 segment if -Ttext was specified.
5692 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
5694 * object.h (Sized_relobj_file::e_type): New function.
5695 (Sized_relobj_file::e_type_): New data member.
5696 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
5697 base address for ET_EXEC files.
5698 * target.cc (Target::do_make_elf_object_implementation): Allow
5699 ET_EXEC files with --just-symbols option.
5701 2011-07-28 Cary Coutant <ccoutant@google.com>
5703 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
5704 Add thread_number parameter.
5705 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
5706 * workqueue-threads.cc
5707 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
5708 current thread if its thread number is greater than desired thread
5710 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
5711 Add thread_number parameter.
5712 (Workqueue::should_cancel_thread): Likewise.
5713 (Workqueue::find_runnable_or_wait): Pass thread_number to
5714 should_cancel_thread.
5715 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
5718 2011-07-22 Sriraman Tallam <tmsriram@google.com>
5720 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
5721 only after checking if it cannot be forced local.
5722 * symtab.h (is_externally_visible): Check if the symbol is not forced
5725 2011-07-15 Ian Lance Taylor <iant@google.com>
5727 * options.h (class General_options): Add --print-output-format.
5728 Move -EL next to -EB, for better --help output.
5729 * target-select.cc: Include <cstdio>, "options.h", and
5731 (Target_selector::do_target_bfd_name): New function.
5732 (print_output_format): New function.
5733 * target-select.h (class Target_selector): Update declarations.
5734 (Target_selector::target_bfd_name): New function.
5735 (print_output_format): Declare.
5736 * main.cc: Include "target-select.h".
5737 (main): Handle --print-output-format.
5738 * gold.cc: Include "target-select.h".
5739 (queue_initial_tasks): Handle --print-output-format when there are
5741 * parameters.cc (parameters_force_valid_target): Give a better
5742 error message if -EB/-EL does not match target.
5743 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
5746 2011-07-15 Ian Lance Taylor <iant@google.com>
5748 * i386.cc (class Output_data_plt_i386): Add layout_ field.
5749 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
5750 (Output_data_plt_i386::do_write): Write address of .dynamic
5751 section to first entry in .got.plt section.
5752 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
5753 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
5755 (Output_data_plt_x86_64::do_write): Write address of .dynamic
5756 section to first entry in .got.plt section.
5757 * layout.h (Layout::dynamic_section): New function.
5759 2011-07-13 Sriraman Tallam <tmsriram@google.com>
5761 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
5763 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
5764 input_section_position_, and input_section_glob_.
5765 (read_layout_from_file): Call function section_ordering_specified.
5766 * layout.h (is_section_ordering_specified): New function.
5767 (section_ordering_specified): New function.
5768 (section_ordering_specified_): New boolean member.
5769 * main.cc(main): Call load_plugins after layout object is defined.
5770 * output.cc (Output_section::add_input_section): Use
5771 function section_ordering_specified to check if section ordering is
5773 * output.cc (Output_section::add_relaxed_input_section): Use
5774 function section_ordering_specified to check if section ordering is
5776 (Output_section::update_section_layout): New function.
5777 (Output_section::sort_attached_input_sections): Check if input section
5779 * output.h (Output_section::update_section_layout): New function.
5780 * plugin.cc (get_section_count): New function.
5781 (get_section_type): New function.
5782 (get_section_name): New function.
5783 (get_section_contents): New function.
5784 (update_section_order): New function.
5785 (allow_section_ordering): New function.
5786 (Plugin::load): Add the new interfaces to the transfer vector.
5787 (Plugin_manager::load_plugins): New parameter.
5788 (Plugin_manager::all_symbols_read): New parameter.
5789 (Plugin_manager::claim_file): New parameter. Save the elf object for
5791 (Plugin_manager::get_elf_object): New function.
5792 (Plugin_manager::get_view): Change to directly use the bool to check
5793 if get_view is called from claim_file_hook.
5794 * plugin.h (input_objects): New function
5795 (Plugin__manager::load_plugins): New parameter.
5796 (Plugin_manager::claim_file): New parameter.
5797 (Plugin_manager::get_elf_object): New function.
5798 (Plugin_manager::in_claim_file_handler): New function.
5799 (Plugin_manager::in_claim_file_handler_): New member.
5800 (layout): New function.
5801 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
5802 handler with an extra parameter. Make the elf object before calling
5804 * testsuite/plugin_test.c (get_section_count): New function pointer.
5805 (get_section_type): New function pointer.
5806 (get_section_name): New function pointer.
5807 (get_section_contents): New function pointer.
5808 (update_section_order): New function pointer.
5809 (allow_section_ordering): New function pointer.
5810 (onload): Check if the new interfaces exist.
5812 2011-07-13 Ian Lance Taylor <iant@google.com>
5814 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
5816 * x86_64.cc (Target_x86_64::got_section): Likewise.
5817 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
5818 (relro_now_test_SOURCES): New variable.
5819 (relro_now_test_DEPENDENCIES): New variable.
5820 (relro_now_test_LDFLAGS): New variable.
5821 (relro_now_test_LDADD): New variable.
5822 (relro_now_test.so): New target.
5823 * testsuite/Makefile.in: Rebuild.
5825 2011-07-12 Ian Lance Taylor <iant@google.com>
5828 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
5829 GLOB_DAT relocation rather than a RELATIVE relocation for a
5830 protected symbol when creating a shared library.
5831 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5832 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
5833 * testsuite/protected_main_1.cc (main): Test that protected
5834 function has same address.
5836 2011-07-11 Ian Lance Taylor <iant@google.com>
5839 * options.h (class General_options): Add -Bgroup.
5840 * options.cc (General_options::finalize): If -Bgroup is set,
5841 default to --unresolved-symbols=report-all.
5842 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
5843 * target-reloc.h (issue_undefined_symbol_error): Handle
5844 --unresolved-symbols=report-all.
5846 2011-07-08 Ian Lance Taylor <iant@google.com>
5849 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
5850 if linker script discards key sections.
5851 (Layout::create_dynamic_symtab): Likewise.
5852 (Layout::assign_local_dynsym_offsets): Likewise.
5853 (Layout::sized_create_version_sections): Likewise.
5854 (Layout::create_interp): Likewise.
5855 (Layout::finish_dynamic_section): Likewise.
5856 (Layout::set_dynamic_symbol_size): Likewise.
5858 2011-07-08 Ian Lance Taylor <iant@google.com>
5861 * options.h (class General_options): Add --unresolved-symbols.
5862 * target-reloc.h (issue_undefined_symbol_error): Check
5863 --unresolved-symbols. Add comments.
5865 2011-07-08 Ian Lance Taylor <iant@google.com>
5867 * testsuite/odr_violation2.cc (Ordering::operator()): Make
5868 expression more complex.
5870 2011-07-08 Ian Lance Taylor <iant@google.com>
5873 * target-reloc.h (issue_undefined_symbol_error): New inline
5874 function, broken out of relocate_section.
5875 (relocate_section): Call issue_undefined_symbol_error.
5876 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
5877 there is no TLS segment if we are about to issue an undefined
5879 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
5881 2011-07-08 Ian Lance Taylor <iant@google.com>
5884 * resolve.cc (Symbol_table::should_override): Add fromtype
5885 parameter. Change all callers. Give error when linking together
5886 TLS and non-TLS symbol.
5887 (Symbol_table::should_override_with_special): Add fromtype
5888 parameter. Change all callers.
5889 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
5890 there is no TLS segment if we have reported some errors.
5891 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
5893 2011-07-08 Ian Lance Taylor <iant@google.com>
5896 * target.h (Target::plt_address_for_global): New function.
5897 (Target::plt_address_for_local): New function.
5898 (Target::plt_section_for_global): Remove.
5899 (Target::plt_section_for_local): Remove.
5900 (Target::do_plt_address_for_global): New virtual function.
5901 (Target::do_plt_address_for_local): New virtual function.
5902 (Target::do_plt_section_for_global): Remove.
5903 (Target::do_plt_section_for_local): Remove.
5904 (Target::register_global_plt_entry): Add Symbol_table and Layout
5906 * output.cc (Output_data_got::Got_entry::write): Use
5907 plt_address_for_global and plt_address_for_local.
5908 * layout.cc (Layout::add_target_dynamic_tags): Use size and
5909 address of output section.
5910 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
5911 got_irelative_, and irelative_count_ fields. Update
5913 (Output_data_plt_i386::has_irelative_section): New function.
5914 (Output_data_plt_i386::entry_count): Add irelative_count_.
5915 (Output_data_plt_i386::set_final_data_size): Likewise.
5916 (class Target_i386): Add got_irelative_ and rel_irelative_
5917 fields. Update declarations.
5918 (Target_i386::Target_i386): Initialize new fields.
5919 (Target_i386::do_plt_address_for_global): New function replacing
5920 do_plt_section_for_global.
5921 (Target_i386::do_plt_address_for_local): New function replacing
5922 do_plt_section_for_local.
5923 (Target_i386::got_section): Create got_irelative_.
5924 (Target_i386::rel_irelative_section): New function.
5925 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
5926 fields. Don't define __rel_iplt_{start,end}.
5927 (Output_data_plt_i386::add_entry): Add symtab and layout
5928 parameters. Change all callers. Use different PLT and GOT for
5930 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
5931 layout parameters. Change all callers. Use different PLT and
5933 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
5934 (Output_data_plt_i386::rel_irelative): New function.
5935 (Output_data_plt_i386::address_for_global): New function.
5936 (Output_data_plt_i386::address_for_local): New function.
5937 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
5938 IRELATIVE GOT when changing IFUNC GOT entries.
5939 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
5941 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
5942 if we didn't create an IRELATIVE GOT.
5943 (Target_i386::Relocate::relocate): Use plt_address_for_global and
5944 plt_address_for_local.
5945 (Target_i386::do_dynsym_value): Use plt_address_for_global.
5946 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
5947 got_irelative_, and irelative_count_ fields. Update
5949 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
5950 Initialize new fields. Remove symtab parameter. Change all
5952 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
5954 (Output_data_plt_x86_64::has_irelative_section): New function.
5955 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
5956 (class Target_x86_64): Add got_irelative_ and rel_irelative_
5957 fields. Update declarations.
5958 (Target_x86_64::Target_x86_64): Initialize new fields.
5959 (Target_x86_64::do_plt_address_for_global): New function replacing
5960 do_plt_section_for_global.
5961 (Target_x86_64::do_plt_address_for_local): New function replacing
5962 do_plt_section_for_local.
5963 (Target_x86_64::got_section): Create got_irelative_.
5964 (Target_x86_64::rela_irelative_section): New function.
5965 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
5966 all callers. Don't create __rel_iplt_{start,end}.
5967 (Output_data_plt_x86_64::add_entry): Add symtab and layout
5968 parameters. Change all callers. Use different PLT and GOT for
5970 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
5971 layout parameters. Change all callers. Use different PLT and
5973 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
5974 parameters. Change all callers. Use different PLT and GOT for
5976 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
5977 (Output_data_plt_x86_64::rela_irelative): New function.
5978 (Output_data_plt_x86_64::address_for_global): New function.
5979 (Output_data_plt_x86_64::address_for_local): New function.
5980 (Output_data_plt_x86_64::set_final_data_size): Likewise.
5981 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
5982 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
5983 (Target_x86_64::register_global_plt_entry): Add symtab and layout
5985 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
5987 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
5988 symbols if we didn't create an IRELATIVE GOT.
5989 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
5990 plt_address_for_local.
5991 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
5992 * testsuite/ifuncvar1.c: New test file.
5993 * testsuite/ifuncvar2.c: New test file.
5994 * testsuite/ifuncvar3.c: New test file.
5995 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
5996 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
5997 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
5998 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
5999 * testsuite/Makefile.in: Rebuild.
6001 2011-07-07 Cary Coutant <ccoutant@google.com>
6003 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
6004 (two_file_test_1_ndebug.o): Likewise.
6005 (two_file_test_1b_ndebug.o): Likewise.
6006 (two_file_test_2_ndebug.o): Likewise.
6007 (two_file_test_main_ndebug.o): Likewise.
6008 (incremental_test_2): Link with no-debug versions.
6010 2011-07-06 Cary Coutant <ccoutant@google.com>
6012 * gold/incremental.cc
6013 (Output_section_incremental_inputs::write_info_blocks): Check for
6014 hidden and internal symbols.
6016 2011-07-06 Cary Coutant <ccoutant@google.com>
6018 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
6019 Check disposition for startup file.
6020 (Incremental_inputs::report_command_line): Ignore
6021 --incremental-startup-unchanged option.
6022 * options.cc (General_options::parse_incremental_startup_unchanged):
6024 (General_options::General_options): Initialize new data member.
6025 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
6026 (General_options): Add --incremental-startup-unchanged option.
6027 (General_options::incremental_startup_disposition): New function.
6028 (General_options::incremental_startup_disposition_): New data member.
6030 2011-07-06 Cary Coutant <ccoutant@google.com>
6032 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
6033 input file index to Script_info ctor.
6034 (Sized_incremental_binary::do_file_has_changed): Find the
6035 command-line argument for files named in scripts.
6036 * incremental.h (Script_info::Script_info): New ctor
6037 with input file index.
6038 (Script_info::input_file_index): New function.
6039 (Script_info::input_file_index_): New data member.
6040 (Incremental_binary::get_library): Add const.
6041 (Incremental_binary::get_script_info): Add const.
6042 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
6043 * testsuite/Makefile.am (incremental_test_5): New test case.
6044 (incremental_test_6): New test case.
6045 * testsuite/Makefile.in: Regenerate.
6047 2011-07-06 Cary Coutant <ccoutant@google.com>
6049 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
6050 debug output when command lines differ.
6052 2011-07-06 Cary Coutant <ccoutant@google.com>
6054 * incremental.cc (Incremental_inputs::report_command_line): Ignore
6055 --incremental-patch option.
6056 * layout.cc (Free_list::allocate): Extend allocation beyond original
6058 (Layout::make_output_section): Mark sections that should get
6060 * options.cc (parse_percent): New function.
6061 * options.h (parse_percent): New function.
6062 (DEFINE_percent): New macro.
6063 (General_options): Add --incremental-patch option.
6064 * output.cc (Output_section::Output_section): Initialize new data
6066 (Output_section::add_input_section): Print section name when out
6068 (Output_section::add_output_section_data): Likewise.
6069 (Output_section::set_final_data_size): Add patch space when
6070 doing --incremental-full.
6071 (Output_section::do_reset_address_and_file_offset): Remove patch
6073 (Output_segment::set_section_list_addresses): Print debug output
6074 only if --incremental-update.
6075 * output.h (Output_section::set_is_patch_space_allowed): New function.
6076 (Output_section::is_patch_space_allowed_): New data member.
6077 (Output_section::patch_space_): New data member.
6078 * parameters.cc (Parameters::incremental_full): New function.
6079 * parameters.h (Parameters::incremental_full): New function
6080 * testsuite/Makefile.am (incremental_test_2): Add test for
6081 --incremental-patch option.
6082 * testsuite/Makefile.in: Regenerate.
6083 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
6084 (t18): Remove function body.
6086 2011-07-05 Doug Kwan <dougkwan@google.com>
6089 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
6090 Arm_Address type for relocation result.
6091 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
6093 (Arm_relocate_functions::abs32): Use unaligned access.
6094 (Arm_relocate_functions::rel32): Ditto.
6095 (Arm_relocate_functions::prel31): Ditto.
6096 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
6097 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
6098 static data relocations.
6099 * testsuite/Makefile.in: Regnerate.
6100 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
6102 2011-07-05 Ian Lance Taylor <iant@google.com>
6105 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
6106 symbols if necessary.
6107 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6109 2011-07-05 Ian Lance Taylor <iant@google.com>
6112 * resolve.cc (Symbol::override_base_with_special): Simply override
6113 version with special symbol version, ignoring previous version.
6115 2011-07-05 Ian Lance Taylor <iant@google.com>
6117 * object.cc (Sized_relobj_file::include_section_group): Add
6118 information to comment about signature location.
6120 2011-07-02 Ian Lance Taylor <iant@google.com>
6123 * options.h (class General_options): Add -f and -F.
6124 * options.cc (General_options::finalize): Fatal error if -f/-F
6125 are used without -shared.
6126 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
6128 2011-07-02 Ian Lance Taylor <iant@google.com>
6130 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
6132 2011-07-01 Ian Lance Taylor <iant@google.com>
6136 * resolve.cc (Symbol::override_base_with_special): Don't override
6137 the version if the overriding symbol has a different name.
6138 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
6139 all callers. If we give an error about an undefined version,
6140 define the base version if necessary.
6141 * dynobj.h (class Versions): Update declaration.
6142 * testsuite/weak_alias_test_5.cc: New file.
6143 * testsuite/weak_alias_test.script: New file.
6144 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
6145 and versioned_alias have the right value, and call t2.
6146 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
6147 weak_alias_test_5.so.
6148 (weak_alias_test_LDADD): Likewise.
6149 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
6150 * testsuite/Makefile.in: Rebuild.
6152 2011-07-01 Ian Lance Taylor <iant@google.com>
6155 * options.h (class General_options): Support -z notext.
6156 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
6158 (two_file_shared_nonpic.so): Likewise.
6159 (two_file_shared_mixed.so): Likewise.
6160 (two_file_shared_mixed_1.so): Likewise.
6161 (weak_undef_lib_nonpic.so): Likewise.
6162 (alt/weak_undef_lib_nonpic.so): Likewise.
6163 (tls_test_shared_nonpic.so): Likewise.
6164 * testsuite/Makefile.in: Rebuild.
6166 2011-07-01 Ian Lance Taylor <iant@google.com>
6169 * configure.ac: Test whether static linking works, setting
6170 the automake conditional HAVE_STATIC.
6171 * testsuite/Makefile.am: Disable tests using -static if
6172 HAVE_STATIC is not true.
6173 * configure, testsuite/Makefile.in: Rebuild.
6175 2011-07-01 Ian Lance Taylor <iant@google.com>
6178 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
6179 Assert if we see DW_EH_PE_indirect.
6180 * target.h (Target::ehframe_datarel_base): New function.
6181 (Target::do_ehframe_datarel_base): New target function.
6182 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
6183 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
6186 2011-07-01 Ian Lance Taylor <iant@google.com>
6189 * options.h (class General_options): Add
6190 --ld-generated-unwind-info.
6191 * ehframe.cc (Fde::write): Add address parameter. Change all
6192 callers. If associated with PLT, fill in address and size.
6193 (Cie::set_output_offset): Only add merge mapping if there is an
6195 (Cie::write): Add address parameter. Change all callers.
6196 (Eh_frame::add_ehframe_for_plt): New function.
6197 * ehframe.h (class Fde): Update declarations. Move shndx_ and
6198 input_offset_ fields into union u_, with new plt field.
6199 (Fde::Fde): Adjust for new union field.
6200 (Fde::Fde) [Output_data version]: New constructor.
6201 (Fde::add_mapping): Only add merge mapping if there is an object.
6202 (class Cie): Update declarations.
6203 (class Eh_frame): Declare add_ehframe_for_plt.
6204 * layout.cc (Layout::layout_eh_frame): Break out code into
6205 make_eh_frame_section, and call it.
6206 (Layout::make_eh_frame_section): New function.
6207 (Layout::add_eh_frame_for_plt): New function.
6208 * layout.h (class Layout): Update declarations.
6209 * merge.cc (Merge_map::add_mapping): Add assertion.
6210 * i386.cc: Include "dwarf.h".
6211 (class Output_data_plt_i386): Make first_plt_entry,
6212 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
6213 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
6214 and plt_eh_frame_fde.
6215 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
6216 boundary. Call add_eh_frame_for_plt if appropriate.
6217 * x86_64.cc: Include "dwarf.h".
6218 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
6219 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
6220 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
6221 and plt_eh_frame_fde.
6222 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
6225 2011-06-29 Ian Lance Taylor <iant@google.com>
6228 * object.cc (Sized_relobj_file::layout_section): Change shdr
6229 parameter to be const.
6230 (Sized_relobj_file::layout_eh_frame_section): New function, broken
6232 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
6233 appropriate. Call layout_eh_frame_section.
6234 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
6236 * object.h (class Sized_relobj_file): Update declarations.
6238 2011-06-29 Ian Lance Taylor <iant@google.com>
6241 * script.cc (Token::integer_value): Accept trailing M/m/K/k
6243 (Lex::gather_token): Accept trailing M/m/K/k for integers.
6245 2011-06-29 Ian Lance Taylor <iant@google.com>
6248 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
6250 * layout.cc (Layout::layout_eh_frame): Likewise.
6252 2011-06-29 Ian Lance Taylor <iant@google.com>
6255 * layout.cc (Layout::symtab_section_shndx): New function.
6256 * layout.h (class Layout): Declare symtab_section_shndx.
6257 * output.cc (Output_section::write_header): Call it.
6259 2011-06-29 Ian Lance Taylor <iant@google.com>
6262 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
6263 symbols which are not used in a relocation.
6265 2011-06-28 Ian Lance Taylor <iant@google.com>
6268 * layout.cc (Layout::segment_precedes): Don't crash if a linker
6269 script create indistinguishable segments.
6270 (Layout::set_segment_offsets): Use stable_sort when sorting
6271 segments. Pass this to Compare_segments constructor.
6272 * layout.h (class Layout): Make segment_precedes non-static.
6273 (class Compare_segments): Change from struct to class. Add
6274 layout_ field. Add constructor.
6275 * script-sections.cc
6276 (Script_sections::attach_sections_using_phdrs_clause): Rename
6277 local orphan to is_orphan. Don't report failure to put empty
6278 section in segment. On attachment failure, report name of
6279 section, and attach to first PT_LOAD segment.
6281 2011-06-28 Ian Lance Taylor <iant@google.com>
6284 * target-select.cc (Target_selector::Target_selector): Add
6285 emulation parameter. Change all callers.
6286 (select_target_by_bfd_name): Rename from select_target_by_name.
6288 (select_target_by_emulation): New function.
6289 (supported_emulation_names): New function.
6290 * target-select.h (class Target_selector): Add emulation_ field.
6291 Update declarations.
6292 (Target_selector::recognize_by_bfd_name): Rename from
6293 recognize_by_name. Change all callers.
6294 (Target_selector::supported_bfd_names): Rename from
6295 supported_names. Change all callers.
6296 (Target_selector::recognize_by_emulation): New function.
6297 (Target_selector::supported_emulations): New function.
6298 (Target_selector::emulation): New function.
6299 (Target_selector::do_recognize_by_bfd_name): Rename from
6300 do_recognize_by_name. Change all callers.
6301 (Target_selector::do_supported_bfd_names): Rename from
6302 do_supported_names. Change all callers.
6303 (Target_selector::do_recognize_by_emulation): New function.
6304 (Target_selector::do_supported_emulations): New function.
6305 (select_target_by_bfd_name): Change name in declaration.
6306 (select_target_by_emulation): Declare.
6307 (supported_emulation_names): Declare.
6308 * parameters.cc (parameters_force_valid_target): Try to find
6309 target based on emulation from -m option.
6310 * options.h (class General_options): Change doc string for -m.
6311 * options.cc (help): Print emulations.
6312 (General_options::parse_V): Likewise.
6313 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
6314 Add emulation parameter. Change all callers.
6316 2011-06-28 Ian Lance Taylor <iant@google.com>
6318 * target.h (class Target): Add osabi_ field.
6319 (Target::osabi): New function.
6320 (Target::set_osabi): New function.
6321 (Target::Target): Initialize osabi_.
6322 (Target::do_adjust_elf_header): Make pure virtual.
6323 (Sized_target::do_adjust_elf_header): Declare.
6324 * target.cc (Sized_target::do_adjust_elf_header): New function.
6325 (class Sized_target): Instantiate all versions.
6326 * freebsd.h (class Target_freebsd): Remove.
6327 (Target_selector_freebsd::do_recognize): Call set_osabi on
6329 (Target_selector_freebsd::do_recognize_by_name): Likewise.
6330 (Target_selector_freebsd::set_osabi): Remove.
6331 * i386.cc (class Target_i386): Inherit from Sized_target rather
6332 than Target_freebsd.
6333 * x86_64.cc (class Target_x86_64): Likewise.
6335 2011-06-28 Ian Lance Taylor <iant@google.com>
6337 * target.h (Target::can_check_for_function_pointers): Rewrite.
6339 (Target::can_icf_inline_merge_sections): Likewise.
6340 (Target::section_may_have_icf_unsafe_poineters): Likewise.
6341 (Target::Target_info): Add can_icf_inline_merge_sections field.
6342 (Target::do_can_check_for_function_pointers): New virtual
6344 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
6345 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
6346 from can_check_for_function_pointers, move in file.
6347 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
6348 section_may_have_icf_unsafe_poineters, move in file.
6349 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
6350 * i386.cc (Target_i386::do_can_check_for_function_pointers):
6351 Rename from can_check_for_function_pointers, move in file.
6352 (Target_i386::can_icf_inline_merge_sections): Remove.
6353 (Target_i386::i386_info): Initialize
6354 can_icf_inline_merge_sections.
6355 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6356 Initialize can_icf_inline_merge_sections.
6357 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
6358 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
6359 Rename from can_check_for_function_pointers, move in file.
6360 (Target_x86_64::can_icf_inline_merge_sections): Remove.
6361 (Target_x86_64::x86_64_info): Initialize
6362 can_icf_inline_merge_sections.
6363 * testsuite/testfile.cc (Target_test::test_target_info):
6365 * icf.cc (get_section_contents): Correct formatting.
6367 2011-06-27 Ian Lance Taylor <iant@google.com>
6369 * symtab.cc (Symbol::versioned_name): New function.
6370 (Symbol_table::add_to_final_symtab): Use versioned_name when
6372 (Symbol_table::sized_write_symbol): Likewise.
6373 * symtab.h (class Symbol): Declare versioned_name.
6374 * stringpool.h (class Stringpool_template): Add variant of add
6375 which takes a std::basic_string.
6376 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
6377 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
6378 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
6379 (ver_test_12.o): New target.
6380 * testsuite/Makefile.in: Rebuild.
6382 2011-06-27 Doug Kwan <dougkwan@google.com>
6384 * arm.cc (Arm_relocate_functions::thm_jump8,
6385 Arm_relocate_functions::thm_jump11): Use a wider signed
6386 type to compute offset.
6387 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
6389 * testsuite/Makefile.in: Regenerate.
6390 * testsuite/arm_branch_in_range.sh: Check test results of
6391 arm_thm_jump11 and arm_thm_jump8.
6392 * testsuite/arm_thm_jump11.s: New test source file.
6393 * testsuite/arm_thm_jump11.t: New linker script.
6394 * testsuite/arm_thm_jump8.s: New test source file.
6395 * testsuite/arm_thm_jump8.t: New linker script.
6397 2011-06-24 Ian Lance Taylor <iant@google.com>
6399 * layout.cc: Include "object.h".
6400 (ctors_sections_in_init_array): New static variable.
6401 (Layout::is_ctors_in_init_array): New function.
6402 (Layout::layout): Add entry to ctors_sections_in_init_array if
6404 * layout.h (class Layout): Declare is_ctors_in_init_array.
6405 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
6406 is_ctors_reverse_view is set.
6407 (Sized_relobj_file::write_sections): Add layout parameter. Change
6408 all callers. Set is_ctors_reverse_view field of View_size.
6409 (Sized_relobj_file::reverse_words): New function.
6410 * object.h (Sized_relobj_file::View_size): Add
6411 is_ctors_reverse_view field.
6412 (class Sized_relobj_file): Update declarations.
6413 * testsuite/initpri3.c: New test.
6414 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
6416 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
6417 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
6418 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
6419 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
6420 * testsuite/Makefile.in: Rebuild.
6422 2011-06-24 Cary Coutant <ccoutant@google.com>
6424 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
6425 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
6426 (debug_msg_cdebug.err): New targets.
6427 * testsuite/Makefile.in: Regenerate.
6428 * testsuite/debug_msg.sh: Check output of link with compressed debug.
6429 Fix checks for link with shared library.
6431 2011-06-24 Doug Kwan <dougkwan@google.com>
6433 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
6434 skip empty text sections.
6435 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
6437 2011-06-22 Ian Lance Taylor <iant@google.com>
6440 * options.h (class General_options): Add --ctors-in-init-array.
6441 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
6442 friends as SHT_PROGBITS for merging sections.
6443 (Layout::layout): Remove special handling of .init_array and
6444 friends. Don't sort if doing relocatable link. Sort for .ctors
6445 and .dtors if ctors_in_init_array.
6446 (Layout::make_output_section): Force correct section types for
6447 .init_array and friends. Don't sort if doing relocatable link,
6448 Don't sort .ctors and .dtors if ctors_in_init_array.
6449 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
6450 (Layout::output_section_name): Add relobj parameter. Change all
6451 callers. Handle .ctors. and .dtors. in code rather than table.
6452 Handle .ctors and .dtors if ctors_in_init_array.
6453 (Layout::match_file_name): New function, moved from output.cc.
6454 * layout.h (class Layout): Update declarations.
6455 * output.cc: Include "layout.h".
6456 (Input_section_sort_entry::get_priority): New function.
6457 (Input_section_sort_entry::match_file_name): Just call
6458 Layout::match_file_name.
6459 (Output_section::Input_section_sort_init_fini_compare::operator()):
6460 Handle .ctors and .dtors. Sort by explicit priority rather than
6462 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
6463 * testsuite/initpri2.c: New test.
6464 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
6465 (check_PROGRAMS): Add initpri2.
6466 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
6467 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
6468 * configure, testsuite/Makefile.in: Rebuild.
6470 2011-06-19 Ian Lance Taylor <iant@google.com>
6473 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
6474 .interp section to a PT_INTERP segment even if we have seen a
6475 --dynamic-linker option. Don't do it if we have seen a PHDRS
6476 clause in a linker script.
6477 (Layout::finalize): Don't create a .interp section if we've
6478 already create a PT_INTERP segment.
6479 (Layout::create_interp): Always call choose_output_section (revert
6480 patch of 2011-06-17). Don't create PT_INTERP segment.
6481 * script-sections.cc
6482 (Script_sections::create_note_and_tls_segments): Add a .interp
6483 section to a PT_INTERP segment even if we have seen a
6484 --dynamic-linker option.
6486 2011-06-18 Ian Lance Taylor <iant@google.com>
6488 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
6489 merely because a non-PT_LOAD segment has a dynamic reloc.
6491 2011-06-18 Ian Lance Taylor <iant@google.com>
6493 * layout.cc (Layout::finish_dynamic_section): Don't create
6494 DT_FLAGS entry if not needed.
6496 2011-06-18 Ian Lance Taylor <iant@google.com>
6499 * layout.cc (Layout::layout_eh_frame): Correct handling of
6500 writable .eh_frame section.
6502 2011-06-17 Ian Lance Taylor <iant@google.com>
6505 * resolve.cc (Symbol_table::resolve): Don't give an error if a
6506 symbol is redefined with the exact same object and value.
6508 2011-06-17 Ian Lance Taylor <iant@google.com>
6511 * layout.h (class Layout): Add interp_segment_ field.
6512 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
6513 (Layout::attach_allocated_section_to_segment): If making shared
6514 library, put .interp section in PT_INTERP segment.
6515 (Layout::finalize): Also call create_interp if -dynamic-linker
6517 (Layout::create_interp): Assert that there is no PT_INTERP
6518 segment. If not using a SECTIONS clause, use make_output_section.
6519 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
6520 * script-sections.cc
6521 (Script_sections::create_note_and_tls_segments): If making shared
6522 library, put .interp section in PT_INTERP segment.
6524 2011-06-17 Ian Lance Taylor <iant@google.com>
6526 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
6527 when making a shared library.
6529 2011-06-17 Ian Lance Taylor <iant@google.com>
6531 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
6532 parameter. Change all callers. Don't issue warning about PC32
6533 against locally defined symbol.
6535 2011-06-16 Ian Lance Taylor <iant@google.com>
6537 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
6538 occurs in same object.
6540 2011-06-14 Alan Modra <amodra@gmail.com>
6542 * po/POTFILES.in: Regenerate.
6544 2011-06-09 Ian Lance Taylor <iant@google.com>
6546 * script-sections.cc
6547 (Orphan_output_section::set_section_addresses): For a relocatable
6548 link set address to 0.
6550 2011-06-09 Cary Coutant <ccoutant@google.com>
6553 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
6554 used with --compress-debug-sections.
6555 * gold/object.cc (Sized_relobj_file::do_layout): Report
6556 uncompressed size of compressed input sections.
6558 2011-06-08 Cary Coutant <ccoutant@google.com>
6561 * testsuite/two_file_test_2_v1.cc: Change initialization of
6562 v2 to keep it in .data.
6564 2011-06-07 Cary Coutant <ccoutant@google.com>
6566 * common.cc (Symbol_table::do_allocate_commons_list): Call
6568 * errors.cc (Errors::fatal): Adjust call to gold_exit.
6569 (Errors::fallback): New function.
6570 (gold_fallback): New function.
6571 * errors.h (Errors::fallback): New function.
6572 * gold.cc (gold_exit): Change status parameter to enum; adjust
6574 (queue_initial_tasks): Call gold_fallback.
6575 * gold.h: Include cstdlib.
6576 (Exit_status): New enum type.
6577 (gold_exit): Change status parameter to enum.
6578 (gold_fallback): New function.
6579 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
6580 (Layout::create_symtab_sections): Likewise.
6581 (Layout::create_shdrs): Likewise.
6582 * main.cc (main): Adjust call to gold_exit.
6583 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
6584 (Output_data_got::add_got_entry_pair): Likewise.
6585 (Output_section::add_input_section): Likewise.
6586 (Output_section::add_output_section_data): Likewise.
6587 (Output_segment::set_section_list_addresses): Likewise.
6588 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
6590 2011-06-07 Cary Coutant <ccoutant@google.com>
6592 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
6593 for incremental links.
6594 * output.cc (Output_segment::set_section_list_addresses): Remove
6595 FIXME and test for TLS or BSS.
6597 2011-06-07 Cary Coutant <ccoutant@google.com>
6599 * testsuite/Makefile.am: Add incremental_copy_test,
6600 incremental_common_test_1.
6601 * testsuite/Makefile.in: Regenerate.
6602 * testsuite/common_test_1_v1.c: New source file.
6603 * testsuite/common_test_1_v2.c: New source file.
6604 * testsuite/copy_test_v1.cc: New source file.
6606 2011-06-07 Cary Coutant <ccoutant@google.com>
6608 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
6609 update, allocate common from bss section's free list.
6610 * incremental-dump.cc (dump_incremental_inputs): Print flag for
6611 linker-defined symbols.
6612 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
6613 Skip GOT and PLT entries that are no longer referenced.
6614 (Output_section_incremental_inputs::write_info_blocks): Mark
6615 linker-defined symbols.
6616 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
6617 * output.cc (Output_section::allocate): New function.
6618 * output.h (Output_section::allocate): New function.
6619 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
6620 linker-defined symbols.
6621 (Symbol::override_base_with_special): Copy is_predefined_ flag.
6622 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
6623 (Symbol::init_base_output_data): Likewise.
6624 (Symbol::init_base_output_segment): Likewise.
6625 (Symbol::init_base_constant): Likewise.
6626 (Sized_symbol::init_output_data): Likewise.
6627 (Sized_symbol::init_output_segment): Likewise.
6628 (Sized_symbol::init_constant): Likewise.
6629 (Symbol_table::do_define_in_output_data): Likewise.
6630 (Symbol_table::do_define_in_output_segment): Likewise.
6631 (Symbol_table::do_define_as_constant): Likewise.
6632 * symtab.h (Symbol::is_predefined): New function.
6633 (Symbol::init_base_output_data): Add is_predefined parameter.
6634 (Symbol::init_base_output_segment): Likewise.
6635 (Symbol::init_base_constant): Likewise.
6636 (Symbol::is_predefined_): New data member.
6637 (Sized_symbol::init_output_data): Add is_predefined parameter.
6638 (Sized_symbol::init_output_segment): Likewise.
6639 (Sized_symbol::init_constant): Likewise.
6640 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
6642 2011-06-07 Cary Coutant <ccoutant@google.com>
6644 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
6645 instead of emit_copy_reloc.
6646 (Copy_relocs::emit_copy_reloc): Refactor.
6647 (Copy_relocs::make_copy_reloc): New function.
6648 (Copy_relocs::add_copy_reloc): Remove.
6649 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
6651 (Copy_relocs::make_copy_reloc): New function.
6652 (Copy_relocs::add_copy_reloc): Remove.
6653 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
6654 unchanged input files.
6655 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
6656 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
6657 Reserve BSS space for COPY relocations.
6658 (Sized_incremental_binary::do_emit_copy_relocs): New function.
6659 (Output_section_incremental_inputs::write_info_blocks): Record
6660 whether a symbol is copied from a shared object.
6661 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
6662 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
6663 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
6664 (Incremental_input_entry_reader::get_output_symbol_index): Add
6666 (Incremental_binary::emit_copy_relocs): New function.
6667 (Incremental_binary::do_emit_copy_relocs): New function.
6668 (Sized_incremental_binary::Sized_incremental_binary): Initialize
6670 (Sized_incremental_binary::add_copy_reloc): New function.
6671 (Sized_incremental_binary::do_emit_copy_relocs): New function.
6672 (Sized_incremental_binary::Copy_reloc): New struct.
6673 (Sized_incremental_binary::Copy_relocs): New typedef.
6674 (Sized_incremental_binary::copy_relocs_): New data member.
6675 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
6676 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
6677 * target.h (Sized_target::emit_copy_reloc): New function.
6678 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
6680 2011-06-02 Cary Coutant <ccoutant@google.com>
6683 * gold/archive.cc (Archive::Archive): Initialize new data member.
6684 (Archive::include_all_members): Return if archive has already been
6686 * gold/archive.h (Archive::include_all_members_): New data member.
6688 2011-06-02 Nick Clifton <nickc@redhat.com>
6690 * dynobj.h: Fix spelling mistake in comment.
6691 * output.cc: Likewise.
6693 2011-05-31 Doug Kwan <dougkwan@google.com>
6697 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
6698 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
6699 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
6700 redundant arm_exidx_test.so.
6701 * testsuite/Makefile.in: Regenerate.
6702 (check_SCRIPTS): Add pr12826.sh
6703 (check_DATA): Add pr12826.stdout
6704 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
6705 * testsuite/pr12826.sh: New file.
6706 * testsuite/pr12826_1.s: Ditto.
6707 * testsuite/pr12826_1.s: Ditto.
6709 2011-05-30 Ian Lance Taylor <iant@google.com>
6711 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
6714 2011-05-29 Ian Lance Taylor <iant@google.com>
6717 * testsuite/Makefile.am: Use different file name for two_file_test
6718 temporary file for each incremental test.
6719 * testsuite/Makefile.in: Rebuild.
6721 2011-05-29 Ian Lance Taylor <iant@google.com>
6723 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
6724 binary input file is empty.
6726 2011-05-27 Ian Lance Taylor <iant@google.com>
6728 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
6729 (ver_test_9.so): Likewise.
6730 * testsuite/Makefile.in: Rebuild.
6732 2011-05-26 Cary Coutant <ccoutant@google.com>
6734 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
6735 * incremental.cc (Incremental_inputs::report_input_section): Fix
6736 comment, indentation.
6737 (Incremental_inputs::report_comdat_group): New function.
6738 (Output_section_incremental_inputs::set_final_data_size): Adjust size
6739 of data for incremental input file entry.
6740 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
6741 group count, COMDAT group signatures.
6742 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
6743 an unchanged input file.
6744 * incremental.h (Incremental_object_entry::Incremental_object_entry):
6745 Initialize new data member.
6746 (Incremental_object_entry::add_comdat_group): New function.
6747 (Incremental_object_entry::get_comdat_group_count): New function.
6748 (Incremental_object_entry::get_comdat_signature_key): New function.
6749 (Incremental_object_entry::groups_): New data member.
6750 (Incremental_inputs::report_comdat_group): New function.
6751 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
6752 data for incremental input file entry.
6753 (Incremental_input_entry_reader::get_comdat_group_count): New function.
6754 (Incremental_input_entry_reader::get_input_section): Adjust size of
6755 data for incremental input file entry.
6756 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
6757 (Incremental_input_entry_reader::get_comdat_group_signature): New
6759 * object.cc (Sized_relobj::include_section_group): Report kept
6760 COMDAT groups for incremental links.
6762 2011-05-24 David Meyer <pdox@google.com>
6764 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
6765 with name parameter. Add found_name parameter.
6766 * fileread.cc (Input_file::find_file): Adjust code accordingly.
6767 * dirsearch.h (class Dirsearch): Update declaration.
6769 2011-05-24 Ian Lance Taylor <iant@google.com>
6771 * archive.cc (Library_base::should_include_member): Pull in object
6772 from archive if it defines the entry symbol.
6773 * parameters.cc (Parameters::entry): New function.
6774 * parameters.h (class Parameters): Declare entry.
6775 * output.h (class Output_file_header): Remove entry_ field.
6776 * output.cc (Output_file_header::Output_file_header): Remove entry
6777 parameter. Change all callers.
6778 (Output_file_header::entry): Use parameters->entry.
6779 * gold.cc (queue_middle_tasks): Likewise.
6780 * plugin.cc (Plugin_hook::run): Likewise.
6782 2011-05-24 Cary Coutant <ccoutant@google.com>
6784 * gold.cc (queue_initial_tasks): Pass incremental base filename
6785 to Output_file::open_base_file; don't print error message.
6786 * incremental-dump.cc (main): Adjust call to
6787 Output_file::open_for_modification.
6788 * incremental-dump.cc (main): Likewise.
6789 * incremental.cc (Incremental_inputs::report_command_line):
6790 Ignore --incremental-base option when comparing command lines.
6791 Ignore parameter when given as separate argument.
6792 * options.h (class General_options): Add --incremental-base.
6793 * output.cc (Output_file::Output_file):
6794 (Output_file::open_base_file): Add base_name and writable parameters;
6795 read base file into new file; print error message here.
6796 (Output_file::map_no_anonymous): Add writable parameter; adjust all
6798 * output.h (Output_file::open_for_modification): Rename to...
6799 (Output_file::open_base_file): ...this; add base_name and
6800 writable parameters; adjust all callers.
6801 (Output_file::map_no_anonymous): Add writable parameter; adjust all
6803 * testsuite/Makefile.am (incremental_test_4): Test
6805 * testsuite/Makefile.in: Regenerate.
6807 2011-05-24 Cary Coutant <ccoutant@google.com>
6809 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
6811 * testsuite/Makefile.in: Regenerate.
6812 * testsuite/two_file_test_1_v1.cc: New test source file.
6813 * testsuite/two_file_test_1b_v1.cc: New test source file.
6814 * testsuite/two_file_test_2_v1.cc: New test source file.
6816 2011-05-24 Cary Coutant <ccoutant@google.com>
6818 * dynobj.h (Dynobj::do_dynobj): New function.
6819 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
6820 flag and soname for shared objects.
6821 * incremental.cc (Incremental_inputs::report_object): Make
6822 either Incremental_object_entry or Incremental_dynobj_entry; add
6823 soname to string table.
6824 (Incremental_inputs::report_input_section): Add assertion.
6825 (Output_section_incremental_inputs::set_final_data_size): Adjust
6826 type of input file entry for shared libraries; adjust size of
6827 shared library info entry.
6828 (Output_section_incremental_inputs::write_input_files): Write
6829 as_needed flag for shared libraries.
6830 (Output_section_incremental_inputs::write_info_blocks): Adjust type
6831 of input file entry for shared libraries; write soname.
6832 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
6833 soname from incremental info.
6834 * incremental.h (enum Incremental_input_flags): Add
6835 INCREMENTAL_INPUT_AS_NEEDED.
6836 (Incremental_input_entry::Incremental_input_entry): Initialize new
6838 (Incremental_input_entry::set_as_needed): New function.
6839 (Incremental_input_entry::as_needed): New function.
6840 (Incremental_input_entry::do_dynobj_entry): New function.
6841 (Incremental_input_entry::as_needed_): New data member.
6842 (Incremental_object_entry::Incremental_object_entry): Don't check
6844 (Incremental_object_entry::do_type): Likewise.
6845 (class Incremental_dynobj_entry): New class.
6846 (Incremental_input_entry_reader::as_needed): New function.
6847 (Incremental_input_entry_reader::get_soname): New function.
6848 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
6849 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
6850 size of shared library info entry.
6851 * layout.cc (Layout::finish_dynamic_section): Don't test for
6852 incremental link when adding DT_NEEDED entries.
6853 * object.h (Object::Object): Initialize new data member.
6854 (Object::dynobj): New function.
6855 (Object::set_as_needed): New function.
6856 (Object::as_needed): New function.
6857 (Object::do_dynobj): New function.
6858 (Object::as_needed_): New data member.
6860 2011-05-24 Cary Coutant <ccoutant@google.com>
6862 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
6863 info; adjust display of GOT entries.
6864 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
6865 vector of input objects; remove file_status_.
6866 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
6867 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
6868 got_plt reader; call target hooks to reserve GOT entries.
6869 (Output_section_incremental_inputs::set_final_data_size): Adjust size
6870 of input file info header and GOT info entry.
6871 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
6873 (Got_plt_view_info::got_descriptor): Remove.
6874 (Got_plt_view_info::sym_index): New data member.
6875 (Got_plt_view_info::input_index): New data member.
6876 (Local_got_offset_visitor::visit): Write input file index.
6877 (Global_got_offset_visitor::visit): Write 0 for input file index.
6878 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
6879 with sym_index and input_index.
6880 (Output_section_incremental_inputs::write_got_plt): Adjust size of
6881 incremental info GOT entry; replace got_descriptor with input_index.
6882 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
6883 map from input file index to object.
6884 (Sized_relobj_incr::do_layout): Replace direct data member reference
6885 with accessor function.
6886 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
6887 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
6888 Adjust size of input file info header.
6889 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
6890 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
6891 (Incremental_input_entry_reader::get_input_section): Adjust size of
6892 input file info header.
6893 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
6894 of incremental info GOT entry.
6895 (Incremental_got_plt_reader::get_got_desc): Remove.
6896 (Incremental_got_plt_reader::get_got_symndx): New function.
6897 (Incremental_got_plt_reader::get_got_input_index): New function.
6898 (Sized_incremental_binary::Sized_incremental_binary): Remove
6899 file_status_; add input_objects_.
6900 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
6901 (Sized_incremental_binary::set_file_is_unchanged): Remove.
6902 (Sized_incremental_binary::file_is_unchanged): Remove.
6903 (Sized_incremental_binary::set_input_object): New function.
6904 (Sized_incremental_binary::input_object): New function.
6905 (Sized_incremental_binary::file_status_): Remove.
6906 (Sized_incremental_binary::input_objects_): New data member.
6907 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
6909 (Sized_relobj_incr::invalid_address): Move to base class.
6910 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
6912 (Sized_relobj_incr::do_output_section_offset): Likewise.
6913 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
6914 (Sized_relobj_incr::section_offsets_): Likewise.
6915 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
6917 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
6918 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
6919 with accessor function.
6920 (Sized_relobj_file::do_layout): Likewise.
6921 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
6922 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
6923 (Sized_relobj_file::compute_final_local_value): Replace refs to
6924 section_offsets_ with accessor function.
6925 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
6926 * object.h (Relobj::Relobj): Initialize new data members.
6927 (Relobj::add_dyn_reloc): New function.
6928 (Relobj::first_dyn_reloc): New function.
6929 (Relobj::dyn_reloc_count): New function.
6930 (Relobj::first_dyn_reloc_): New data member.
6931 (Relobj::dyn_reloc_count_): New data member.
6932 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
6934 (Sized_relobj::Address): New typedef.
6935 (Sized_relobj::invalid_address): Move here from child class.
6936 (Sized_relobj::Sized_relobj): Initialize new data members.
6937 (Sized_relobj::sized_relobj): New function.
6938 (Sized_relobj::is_output_section_offset_invalid): Move here from
6940 (Sized_relobj::get_output_section_offset): Likewise.
6941 (Sized_relobj::local_has_got_offset): Likewise.
6942 (Sized_relobj::local_got_offset): Likewise.
6943 (Sized_relobj::set_local_got_offset): Likewise.
6944 (Sized_relobj::do_for_all_local_got_entries): Likewise.
6945 (Sized_relobj::clear_got_offsets): New function.
6946 (Sized_relobj::section_offsets): Move here from child class.
6947 (Sized_relobj::do_output_section_offset): Likewise.
6948 (Sized_relobj::do_set_section_offset): Likewise.
6949 (Sized_relobj::Local_got_offsets): Likewise.
6950 (Sized_relobj::local_got_offsets_): Likewise.
6951 (Sized_relobj::section_offsets_): Likewise.
6952 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
6954 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
6956 (Sized_relobj_file::sized_relobj): New function
6957 (Sized_relobj_file::local_has_got_offset): Move to base class.
6958 (Sized_relobj_file::local_got_offset): Likewise.
6959 (Sized_relobj_file::set_local_got_offset): Likewise.
6960 (Sized_relobj_file::get_output_section_offset): Likewise.
6961 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
6962 (Sized_relobj_file::do_output_section_offset): Likewise.
6963 (Sized_relobj_file::do_set_section_offset): Likewise.
6964 (Sized_relobj_file::Local_got_offsets): Likewise.
6965 (Sized_relobj_file::local_got_offsets_): Likewise.
6966 (Sized_relobj_file::section_offsets_): Likewise.
6967 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
6969 (set_needs_dynsym_index): Convert relobj to derived class pointer.
6970 (Output_reloc::get_symbol_index): Likewise.
6971 (Output_reloc::local_section_offset): Likewise.
6972 (Output_reloc::get_address): Likewise.
6973 (Output_reloc::symbol_value): Likewise.
6974 (Output_data_got::reserve_slot): Move to class definition.
6975 (Output_data_got::reserve_local): New function.
6976 (Output_data_got::reserve_slot_for_global): Remove.
6977 (Output_data_got::reserve_global): New function.
6978 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
6979 (all constructors, two instantiations).
6980 (Output_reloc::get_relobj): New function (two instantiations).
6981 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
6982 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
6983 (Output_data_reloc::add_global): Adjust type of relobj.
6984 (Output_data_reloc::add_global_relative): Likewise.
6985 (Output_data_reloc::add_symbolless_global_addend): Likewise.
6986 (Output_data_reloc::add_local): Likewise.
6987 (Output_data_reloc::add_local_relative): Likewise.
6988 (Output_data_reloc::add_symbolless_local_addend): Likewise.
6989 (Output_data_reloc::add_local_section): Likewise.
6990 (Output_data_reloc::add_output_section): Likewise.
6991 (Output_data_reloc::add_absolute): Likewise.
6992 (Output_data_reloc::add_target_specific): Likewise.
6993 (Output_data_got::reserve_slot): Move definition here.
6994 (Output_data_got::reserve_local): New function.
6995 (Output_data_got::reserve_global): New function.
6996 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
6997 section_offsets_ with accessor function.
6998 (Sized_relobj_file::write_sections): Likewise.
6999 (Sized_relobj_file::do_relocate_sections): Likewise.
7000 * target.h (Sized_target::reserve_local_got_entry): New function.
7001 (Sized_target::reserve_global_got_entry): New function.
7002 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
7003 (Target_x86_64::reserve_global_got_entry): New function.
7004 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
7006 2011-05-23 Cary Coutant <ccoutant@google.com>
7008 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
7009 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
7010 bit when checking got_type.
7011 * incremental.cc (Sized_incremental_binary::setup_readers):
7012 Store symbol table and string table locations; initialize bit vector
7013 of file status flags.
7014 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
7016 (Sized_incremental_binary::do_process_got_plt): New function.
7017 (Sized_incremental_binary::get_symtab_view): Use stored locations.
7018 (Output_section_incremental_inputs::set_final_data_size): Record
7019 file index for each input file.
7020 (Output_section_incremental_inputs::write_got_plt): Store file index
7021 instead of input entry offset for each GOT entry.
7023 (Incremental_input_entry::Incremental_input_entry): Initialize new
7025 (Incremental_input_entry::set_offset): Store file index.
7026 (Incremental_input_entry::get_file_index): New function.
7027 (Incremental_input_entry::file_index_): New data member.
7028 (Incremental_binary::process_got_plt): New function.
7029 (Incremental_binary::do_process_got_plt): New function.
7030 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
7032 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
7033 (Sized_incremental_binary::set_file_is_unchanged): New function.
7034 (Sized_incremental_binary::file_is_unchanged): New function.
7035 (Sized_incremental_binary::do_process_got_plt): New function.
7036 (Sized_incremental_binary::file_status_): New data member.
7037 (Sized_incremental_binary::main_symtab_loc_): New data member.
7038 (Sized_incremental_binary::main_strtab_loc_): New data member.
7039 * output.cc (Output_data_got::Got_entry::write): Add case
7041 (Output_data_got::add_global): Call add_got_entry.
7042 (Output_data_got::add_global_plt): Likewise.
7043 (Output_data_got::add_global_with_rel): Likewise.
7044 (Output_data_got::add_global_with_rela): Likewise.
7045 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
7046 (Output_data_got::add_global_pair_with_rela): Likewise.
7047 (Output_data_got::add_local): Call add_got_entry.
7048 (Output_data_got::add_local_plt): Likewise.
7049 (Output_data_got::add_local_with_rel): Likewise.
7050 (Output_data_got::add_local_with_rela): Likewise.
7051 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
7052 (Output_data_got::add_local_pair_with_rela): Likewise.
7053 (Output_data_got::reserve_slot): New function.
7054 (Output_data_got::reserve_slot_for_global): New function.
7055 (Output_data_got::add_got_entry): New function.
7056 (Output_data_got::add_got_entry_pair): New function.
7057 (Output_section::add_output_section_data): Edit FIXME.
7059 (Output_section_data_build::Output_section_data_build): New
7060 constructor with size parameter.
7061 (Output_data_space::Output_data_space): Likewise.
7062 (Output_data_got::Output_data_got): Initialize new data member; new
7063 constructor with size parameter.
7064 (Output_data_got::add_constant): Call add_got_entry.
7065 (Output_data_got::reserve_slot): New function.
7066 (Output_data_got::reserve_slot_for_global): New function.
7067 (class Output_data_got::Got_entry): Add RESERVED_CODE.
7068 (Output_data_got::add_got_entry): New function.
7069 (Output_data_got::add_got_entry_pair): New function.
7070 (Output_data_got::free_list_): New data member.
7071 * target.h (Sized_target::init_got_plt_for_update): New function.
7072 (Sized_target::register_global_plt_entry): New function.
7073 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
7074 Initialize new data member; call init; add constructor with PLT count.
7075 (Output_data_plt_x86_64::init): New function.
7076 (Output_data_plt_x86_64::add_relocation): New function.
7077 (Output_data_plt_x86_64::reserve_slot): New function.
7078 (Output_data_plt_x86_64::free_list_): New data member.
7079 (Target_x86_64::init_got_plt_for_update): New function.
7080 (Target_x86_64::register_global_plt_entry): New function.
7081 (Output_data_plt_x86_64::add_entry): Allocate from free list for
7082 incremental updates.
7083 (Output_data_plt_x86_64::add_relocation): New function.
7084 * testsuite/object_unittest.cc (Object_test): Set default options.
7086 2011-05-16 Ian Lance Taylor <iant@google.com>
7088 * options.h (class General_options): Make -i a synonym for -r.
7090 2011-05-16 Ian Lance Taylor <iant@google.com>
7092 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
7094 2011-05-10 Cary Coutant <ccoutant@google.com>
7096 * object.cc (Sized_relobj::do_count_local_symbols): Check for
7099 2011-05-06 Ian Lance Taylor <iant@google.com>
7101 * layout.cc (Layout::layout): If the output section flags change,
7102 update the ordering.
7104 2011-04-25 Cary Coutant <ccoutant@google.com>
7106 * incremental-dump.cc (dump_incremental_inputs): Print local
7107 symbol info for each input file.
7109 (Output_section_incremental_inputs::set_final_data_size): Add local
7110 symbol info to input file entries in incremental info.
7111 (Output_section_incremental_inputs::write_info_blocks): Likewise.
7112 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
7113 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
7114 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
7116 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
7117 (Sized_incr_relobj::do_relocate): Write the local symbols.
7118 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
7119 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
7120 Adjust size of input file header.
7121 (Incremental_inputs_reader::get_local_symbol_offset): New function.
7122 (Incremental_inputs_reader::get_local_symbol_count): New function.
7123 (Incremental_inputs_reader::get_input_section): Adjust size of input
7125 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
7126 (Sized_incr_relobj::This): New typedef.
7127 (Sized_incr_relobj::sym_size): New const data member.
7128 (Sized_incr_relobj::Local_symbol): New struct.
7129 (Sized_incr_relobj::do_output_local_symbol_count): New function.
7130 (Sized_incr_relobj::do_local_symbol_offset): New function.
7131 (Sized_incr_relobj::local_symbol_count_): New data member.
7132 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
7133 (Sized_incr_relobj::local_symbol_index_): New data member.
7134 (Sized_incr_relobj::local_symbol_offset_): New data member.
7135 (Sized_incr_relobj::local_dynsym_offset_): New data member.
7136 (Sized_incr_relobj::local_symbols_): New data member.
7137 * object.h (Relobj::output_local_symbol_count): New function.
7138 (Relobj::local_symbol_offset): New function.
7139 (Relobj::do_output_local_symbol_count): New function.
7140 (Relobj::do_local_symbol_offset): New function.
7141 (Sized_relobj::do_output_local_symbol_count): New function.
7142 (Sized_relobj::do_local_symbol_offset): New function.
7144 2011-04-22 Vladimir Simonov <sv@sw.ru>
7146 * descriptors.cc (set_close_on_exec): New function.
7147 (Descriptors::open): Use set_close_on_exec.
7148 * output.cc (S_ISLNK): Define if not defined.
7150 2011-04-22 Cary Coutant <ccoutant@google.com>
7152 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
7154 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
7155 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
7156 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
7158 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
7159 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
7160 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
7162 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
7164 (Incremental_binary::apply_incremental_relocs): New function.
7165 (Incremental_binary::do_apply_incremental_relocs): New function.
7166 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
7168 (Sized_incremental_binary::add_global_symbol): New function.
7169 (Sized_incremental_binary::global_symbol): New function.
7170 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
7171 (Sized_incremental_binary::symbol_map_): New data member.
7172 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
7173 * target.h (Sized_target::apply_relocation): New function.
7174 * target-reloc.h (apply_relocation): New function.
7175 * x86_64.cc (Target_x86_64::apply_relocation): New function.
7177 2011-04-22 Doug Kwan <dougkwan@google.com>
7179 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
7180 flag of a SHT_ARM_EXIDX section.
7181 * testsuite/Makefile.am (arm_exidx_test): New test rules.
7182 * testsuite/Makefile.in: Regenerate.
7183 * testsuite/arm_exidx_test.s: New file.
7184 * testsuite/arm_exidx_test.sh: Same.
7186 2011-04-20 Cary Coutant <ccoutant@google.com>
7189 * archive.h (Incremental_archive_entry::Archive_member):
7190 Initialize arg_serial_ (second constructor).
7192 2011-04-17 Ian Lance Taylor <iant@google.com>
7194 * object.cc (Relocate_info::location): Simplify location string.
7195 * errors.cc (Errors::error_at_location): Don't print program
7197 (Errors::warning_at_location): Likewise.
7198 (Errors::undefined_symbol): Likewise.
7199 * testsuite/debug_msg.sh: Update accordingly.
7201 2011-04-14 Cary Coutant <ccoutant@google.com>
7203 * gold/layout.cc (Layout::symtab_section_offset): New function.
7204 * gold/layout.h (Layout::symtab_section_offset): New function.
7205 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
7207 2011-04-12 Ian Lance Taylor <iant@google.com>
7209 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
7210 with MREMAP_MAYMOVE.
7211 * output.h (class Output_file): Add map_is_allocated_ field.
7212 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
7213 not available, provide stubs. If mremap is not available, #define
7215 (MREMAP_MAYMOVE): Define if not defined.
7216 (Output_file::Output_file): Initialize map_is_allocated_.
7217 (Output_file::resize): Check map_is_allocated_.
7218 (Output_file::map_anonymous): If mmap fails, use malloc.
7219 (Output_file::unmap): Don't do anything for an anonymous map.
7220 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
7221 is not available, provide stubs.
7222 (File_read::View::~View): Use free rather than delete[].
7223 (File_read::make_view): Use malloc rather than new[]. If mmap
7225 (File_read::find_or_make_view): Use malloc rather than new[].
7226 * gold.h: Remove HAVE_REMAP code.
7227 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
7228 exists. Rename mremap to gold_mremap. If mmap is not available
7230 * configure, config.in: Rebuild.
7232 2011-04-11 Ian Lance Taylor <iant@google.com>
7234 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
7235 initialize local variable v.
7237 2011-04-11 Cary Coutant <ccoutant@google.com>
7239 * archive.cc (Archive::include_member): Adjust call to
7241 (Add_archive_symbols::run): Track argument serial numbers.
7242 (Lib_group::include_member): Likewise.
7243 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
7244 * archive.h (Incremental_archive_entry::Archive_member):
7245 Initialize arg_serial_.
7246 (Archive_member::arg_serial_): New data member.
7247 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
7248 (Sized_dynobj::do_add_symbols): Track symbols when doing an
7250 (Sized_dynobj::do_for_all_local_got_entries): New function.
7251 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
7253 * fileread.cc (get_mtime): New function.
7254 * fileread.h (get_mtime): New function.
7255 * gold.cc (queue_initial_tasks): Check for incremental update.
7256 (process_incremental_input): New function.
7257 (queue_middle_tasks): Don't force valid target for incremental
7259 * incremental-dump.cc (find_input_containing_global): Adjust
7260 size of symbol info entry.
7261 (dump_incremental_inputs): Dump argument serial number and
7262 in_system_directory flag; bias shndx by 1; print symbol names
7263 when dumping per-file symbol lists; use new symbol info readers.
7265 (Output_section_incremental_inputs:update_data_size): New function.
7266 (Sized_incremental_binary::setup_readers): Setup input readers
7267 for each input file; build maps for files added from libraries
7269 (Sized_incremental_binary::check_input_args): New function.
7270 (Sized_incremental_binary::do_check_inputs): Build map of argument
7271 serial numbers to input arguments.
7272 (Sized_incremental_binary::do_file_has_changed): Rename
7273 do_file_is_unchanged to this; compare file modification times.
7274 (Sized_incremental_binary::do_init_layout): New function.
7275 (Sized_incremental_binary::do_reserve_layout): New function.
7276 (Sized_incremental_binary::do_get_input_reader): Remove.
7277 (Sized_incremental_binary::get_symtab_view): New function.
7278 (Incremental_checker::can_incrementally_link_output_file): Remove.
7279 (Incremental_inputs::report_command_line): Exclude --debug options.
7280 (Incremental_inputs::report_archive_begin): Add parameter; track
7281 argument serial numbers; don't put input file entry for archive
7282 before archive members.
7283 (Incremental_inputs::report_archive_end): Put input file entry
7284 for archive after archive members.
7285 (Incremental_inputs::report_object): Add parameter; track argument
7286 serial numbers and in_system_directory flag.
7287 (Incremental_inputs::report_script): Add parameter; track argument
7289 (Output_section_incremental_inputs::set_final_data_size): Adjust
7290 size of symbol info entry; check for forwarding symbols.
7291 (Output_section_incremental_inputs::write_input_files): Write
7292 in_system_directory flag and argument serial number.
7293 (Output_section_incremental_inputs::write_info_blocks): Map section
7294 indices between incremental info and original input file; store
7295 input section index for each symbol.
7296 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
7297 change operator() to visit().
7298 (class Global_got_offset_visitor): Likewise.
7299 (class Global_symbol_visitor_got_plt):
7300 (Output_section_incremental_inputs::write_got_plt): Use new visitor
7302 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
7303 (Sized_incr_relobj::do_read_symbols): New function.
7304 (Sized_incr_relobj::do_layout): New function.
7305 (Sized_incr_relobj::do_layout_deferred_sections): New function.
7306 (Sized_incr_relobj::do_add_symbols): New function.
7307 (Sized_incr_relobj::do_should_include_member): New function.
7308 (Sized_incr_relobj::do_for_all_global_symbols): New function.
7309 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
7310 (Sized_incr_relobj::do_section_size): New function.
7311 (Sized_incr_relobj::do_section_name): New function.
7312 (Sized_incr_relobj::do_section_contents): New function.
7313 (Sized_incr_relobj::do_section_flags): New function.
7314 (Sized_incr_relobj::do_section_entsize): New function.
7315 (Sized_incr_relobj::do_section_address): New function.
7316 (Sized_incr_relobj::do_section_type): New function.
7317 (Sized_incr_relobj::do_section_link): New function.
7318 (Sized_incr_relobj::do_section_info): New function.
7319 (Sized_incr_relobj::do_section_addralign): New function.
7320 (Sized_incr_relobj::do_initialize_xindex): New function.
7321 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
7322 (Sized_incr_relobj::do_read_relocs): New function.
7323 (Sized_incr_relobj::do_gc_process_relocs): New function.
7324 (Sized_incr_relobj::do_scan_relocs): New function.
7325 (Sized_incr_relobj::do_count_local_symbols): New function.
7326 (Sized_incr_relobj::do_finalize_local_symbols): New function.
7327 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
7328 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
7329 (Sized_incr_relobj::do_relocate): New function.
7330 (Sized_incr_relobj::do_set_section_offset): New function.
7331 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
7332 (Sized_incr_dynobj::do_read_symbols): New function.
7333 (Sized_incr_dynobj::do_layout): New function.
7334 (Sized_incr_dynobj::do_add_symbols): New function.
7335 (Sized_incr_dynobj::do_should_include_member): New function.
7336 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
7337 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
7338 (Sized_incr_dynobj::do_section_size): New function.
7339 (Sized_incr_dynobj::do_section_name): New function.
7340 (Sized_incr_dynobj::do_section_contents): New function.
7341 (Sized_incr_dynobj::do_section_flags): New function.
7342 (Sized_incr_dynobj::do_section_entsize): New function.
7343 (Sized_incr_dynobj::do_section_address): New function.
7344 (Sized_incr_dynobj::do_section_type): New function.
7345 (Sized_incr_dynobj::do_section_link): New function.
7346 (Sized_incr_dynobj::do_section_info): New function.
7347 (Sized_incr_dynobj::do_section_addralign): New function.
7348 (Sized_incr_dynobj::do_initialize_xindex): New function.
7349 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
7350 (make_sized_incremental_object): New function.
7351 (Incremental_library::copy_unused_symbols): New function.
7352 (Incremental_library::do_for_all_unused_symbols): New function.
7353 * incremental.h (enum Incremental_input_flags): New type.
7354 (class Incremental_checker): Remove.
7355 (Incremental_input_entry::Incremental_input_entry): Add argument
7357 (Incremental_input_entry::arg_serial): New function.
7358 (Incremental_input_entry::set_is_in_system_directory): New function.
7359 (Incremental_input_entry::is_in_system_directory): New function.
7360 (Incremental_input_entry::arg_serial_): New data member.
7361 (Incremental_input_entry::is_in_system_directory_): New data member.
7362 (class Script_info): Move here from script.h.
7363 (Script_info::Script_info): Add filename parameter.
7364 (Script_info::filename): New function.
7365 (Script_info::filename_): New data member.
7366 (Incremental_script_entry::Incremental_script_entry): Add argument
7368 (Incremental_object_entry::Incremental_object_entry): Likewise.
7369 (Incremental_object_entry::add_input_section): Build list of input
7370 sections with map to original shndx.
7371 (Incremental_object_entry::get_input_section_index): New function.
7372 (Incremental_object_entry::shndx_): New data member.
7373 (Incremental_object_entry::name_key_): Rename; adjust all refs.
7374 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
7375 (Incremental_archive_entry::Incremental_archive_entry): Add argument
7377 (Incremental_inputs::report_archive_begin): Likewise.
7378 (Incremental_inputs::report_object): Likewise.
7379 (Incremental_inputs::report_script): Likewise.
7380 (class Incremental_global_symbol_reader): New class.
7381 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
7382 and store flags and input file type.
7383 (Incremental_input_entry_reader::arg_serial): New function.
7384 (Incremental_input_entry_reader::type): Extract type from flags.
7385 (Incremental_input_entry_reader::is_in_system_directory): New function.
7386 (Incremental_input_entry_reader::get_input_section_count): Call
7387 accessor function for type.
7388 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
7389 function for type; adjust size of global symbol entry.
7390 (Incremental_input_entry_reader::get_global_symbol_count): Call
7391 accessor function for type.
7392 (Incremental_input_entry_reader::get_object_count): Likewise.
7393 (Incremental_input_entry_reader::get_object_offset): Likewise.
7394 (Incremental_input_entry_reader::get_member_count): Likewise.
7395 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
7396 (Incremental_input_entry_reader::get_member_offset): Likewise.
7397 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
7398 (Incremental_input_entry_reader::Global_symbol_info): Remove.
7399 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
7400 (Incremental_input_entry_reader::get_global_symbol_reader): New
7402 (Incremental_input_entry_reader::get_output_symbol_index): New
7404 (Incremental_input_entry_reader::type_): Remove.
7405 (Incremental_input_entry_reader::flags_): New data member.
7406 (Incremental_inputs_reader::input_file_offset): New function.
7407 (Incremental_inputs_reader::input_file_index): New function.
7408 (Incremental_inputs_reader::input_file): Call input_file_offset.
7409 (Incremental_inputs_reader::input_file_at_offset): New function.
7410 (Incremental_relocs_reader::get_r_type): Reformat.
7411 (Incremental_relocs_reader::get_r_shndx): Reformat.
7412 (Incremental_relocs_reader::get_r_offset): Reformat.
7413 (Incremental_relocs_reader::data): New function.
7414 (Incremental_binary::Incremental_binary): Initialize new data members.
7415 (Incremental_binary::check_inputs): Add cmdline parameter.
7416 (Incremental_binary::file_is_unchanged): Remove.
7417 (Input_reader::arg_serial): New function.
7418 (Input_reader::get_unused_symbol_count): New function.
7419 (Input_reader::get_unused_symbol): New function.
7420 (Input_reader::do_arg_serial): New function.
7421 (Input_reader::do_get_unused_symbol_count): New function.
7422 (Input_reader::do_get_unused_symbol): New function.
7423 (Incremental_binary::input_file_count): New function.
7424 (Incremental_binary::get_input_reader): Change signature to use
7425 index instead of filename.
7426 (Incremental_binary::file_has_changed): New function.
7427 (Incremental_binary::get_input_argument): New function.
7428 (Incremental_binary::get_library): New function.
7429 (Incremental_binary::get_script_info): New function.
7430 (Incremental_binary::init_layout): New function.
7431 (Incremental_binary::reserve_layout): New function.
7432 (Incremental_binary::output_file): New function.
7433 (Incremental_binary::do_check_inputs): New function.
7434 (Incremental_binary::do_file_is_unchanged): Remove.
7435 (Incremental_binary::do_file_has_changed): New function.
7436 (Incremental_binary::do_init_layout): New function.
7437 (Incremental_binary::do_reserve_layout): New function.
7438 (Incremental_binary::do_input_file_count): New function.
7439 (Incremental_binary::do_get_input_reader): Change signature.
7440 (Incremental_binary::input_args_map_): New data member.
7441 (Incremental_binary::library_map_): New data member.
7442 (Incremental_binary::script_map_): New data member.
7443 (Sized_incremental_binary::Sized_incremental_binary): Initialize
7445 (Sized_incremental_binary::output_section): New function.
7446 (Sized_incremental_binary::inputs_reader): Add const.
7447 (Sized_incremental_binary::symtab_reader): Add const.
7448 (Sized_incremental_binary::relocs_reader): Add const.
7449 (Sized_incremental_binary::got_plt_reader): Add const.
7450 (Sized_incremental_binary::get_symtab_view): New function.
7451 (Sized_incremental_binary::Inputs_reader): New typedef.
7452 (Sized_incremental_binary::Input_entry_reader): New typedef.
7453 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
7454 (Sized_incremental_binary::do_file_is_unchanged): Remove.
7455 (Sized_incremental_binary::do_file_has_changed): New function.
7456 (Sized_incremental_binary::do_init_layout): New function.
7457 (Sized_incremental_binary::do_reserve_layout): New function.
7458 (Sized_input_reader::Inputs_reader): Remove.
7459 (Sized_input_reader::Input_entry_reader): Remove.
7460 (Sized_input_reader::do_arg_serial): New function.
7461 (Sized_input_reader::do_get_unused_symbol_count): New function.
7462 (Sized_input_reader::do_get_unused_symbol): New function.
7463 (Sized_incremental_binary::do_input_file_count): New function.
7464 (Sized_incremental_binary::do_get_input_reader): Change signature;
7465 use index instead of filename.
7466 (Sized_incremental_binary::section_map_): New data member.
7467 (Sized_incremental_binary::input_entry_readers_): New data member.
7468 (class Sized_incr_relobj): New class.
7469 (class Sized_incr_dynobj): New class.
7470 (make_sized_incremental_object): New function.
7471 (class Incremental_library): New class.
7472 * layout.cc (Free_list::num_lists): New static data member.
7473 (Free_list::num_nodes): New static data member.
7474 (Free_list::num_removes): New static data member.
7475 (Free_list::num_remove_visits): New static data member.
7476 (Free_list::num_allocates): New static data member.
7477 (Free_list::num_allocate_visits): New static data member.
7478 (Free_list::init): New function.
7479 (Free_list::remove): New function.
7480 (Free_list::allocate): New function.
7481 (Free_list::dump): New function.
7482 (Free_list::print_stats): New function.
7483 (Layout_task_runner::run): Resize output file for incremental updates.
7484 (Layout::Layout): Initialize new data members.
7485 (Layout::set_incremental_base): New function.
7486 (Layout::init_fixed_output_section): New function.
7487 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
7488 incremental updates.
7489 (Layout::create_gold_note): Do not create gold note section for
7490 incremental updates.
7491 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
7492 for incremental updates.
7493 (Layout::set_section_offsets): For incremental updates, allocate space
7495 (Layout::create_symtab_sections): Layout with offsets relative to
7496 start of section; for incremental updates, allocate space from free
7498 (Layout::create_shdrs): For incremental updates, allocate space from
7500 (Layout::finish_dynamic_section): For incremental updates, do not
7501 check --as-needed (fixed in subsequent patch).
7502 * layout.h (class Free_list): New class.
7503 (Layout::set_incremental_base): New function.
7504 (Layout::incremental_base): New function.
7505 (Layout::init_fixed_output_section): New function.
7506 (Layout::allocate): New function.
7507 (Layout::incremental_base_): New data member.
7508 (Layout::free_list_): New data member.
7509 * main.cc (main): Print Free_list statistics.
7510 * object.cc (Relobj::finalize_incremental_relocs): Add
7511 clear_counts parameter; clear counts only when clear_counts is set.
7512 (Sized_relobj::Sized_relobj): Initialize new base class.
7513 (Sized_relobj::do_layout): Don't report special sections.
7514 (Sized_relobj::do_for_all_local_got_entries): New function.
7515 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
7516 symtab_off to all symbol table offsets.
7517 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
7518 * object.h (class Got_offset_list): Move to top of file.
7519 (Object::Object): Allow case where input_file == NULL.
7520 (Object::~Object): Likewise.
7521 (Object::input_file): Assert that input_file != NULL.
7522 (Object::lock): Allow case where input_file == NULL.
7523 (Object::unlock): Likewise.
7524 (Object::is_locked): Likewise.
7525 (Object::token): Likewise.
7526 (Object::release): Likewise.
7527 (Object::is_incremental): New function.
7528 (Object::get_mtime): New function.
7529 (Object::for_all_local_got_entries): New function.
7530 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
7531 (Object::set_is_in_system_directory): New function.
7532 (Object::is_in_system_directory): New function.
7533 (Object::do_is_incremental): New function.
7534 (Object::do_get_mtime): New function.
7535 (Object::do_for_all_local_got_entries): New function.
7536 (Object::is_in_system_directory_): New data member.
7537 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
7538 (class Sized_relobj_base): New class.
7539 (class Sized_relobj): Derive from Sized_relobj_base.
7540 (class Sized_relobj::Symbols): Redeclare from base class.
7541 (class Sized_relobj::local_got_offset_list): Remove.
7542 (class Sized_relobj::Output_sections): Redeclare from base class.
7543 (class Sized_relobj::do_for_all_local_got_entries): New function.
7544 (class Sized_relobj::write_local_symbols): Add offset parameter.
7545 (class Sized_relobj::local_symbol_offset_): Update comment.
7546 (class Sized_relobj::local_dynsym_offset_): Update comment.
7547 * options.cc (Input_arguments::add_file): Remove const.
7548 * options.h (Input_file_argument::Input_file_argument):
7549 Initialize arg_serial_ (all constructors).
7550 (Input_file_argument::set_arg_serial): New function.
7551 (Input_file_argument::arg_serial): New function.
7552 (Input_file_argument::arg_serial_): New data member.
7553 (Input_arguments::Input_arguments): Initialize file_count_.
7554 (Input_arguments::add_file): Remove const.
7555 (Input_arguments::number_of_input_files): New function.
7556 (Input_arguments::file_count_): New data member.
7557 (Command_line::number_of_input_files): Call
7558 Input_arguments::number_of_input_files.
7559 * output.cc (Output_segment_headers::Output_segment_headers):
7561 (Output_section::Input_section::current_data_size): New function.
7562 (Output_section::Output_section): Initialize new data members.
7563 (Output_section::add_input_section): Don't do merge sections for
7564 an incremental link; allocate space from free list for an
7566 (Output_section::add_output_section_data): Allocate space from
7567 free list for an incremental update.
7568 (Output_section::update_data_size): New function.
7569 (Output_section::set_fixed_layout): New function.
7570 (Output_section::reserve): New function.
7571 (Output_segment::set_section_addresses): Remove const.
7572 (Output_segment::set_section_list_addresses): Remove const; allocate
7573 space from free list for an incremental update.
7574 (Output_segment::set_offset): Adjust size of RELRO segment for an
7576 * output.h (Output_data::current_data_size): Move here from
7578 (Output_data::pre_finalize_data_size): New function.
7579 (Output_data::update_data_size): New function.
7580 (Output_section_headers::update_data_size): new function.
7581 (Output_section_data_build::current_data_size): Move to Output_data.
7582 (Output_data_strtab::update_data_size): New function.
7583 (Output_section::current_data_size): Move to Output_data.
7584 (Output_section::set_fixed_layout): New function.
7585 (Output_section::has_fixed_layout): New function.
7586 (Output_section::reserve): New function.
7587 (Output_section::update_data_size): New function.
7588 (Output_section::has_fixed_layout_): New data member.
7589 (Output_section::free_list_): New data member.
7590 (Output_segment::set_section_addresses): Remove const.
7591 (Output_segment::set_section_list_addresses): Remove const.
7592 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
7594 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
7596 * readsyms.cc (Read_symbols::do_read_symbols): Add library
7597 parameter when calling Add_symbols constructor; store argument
7598 serial number for members of a lib group.
7599 (Add_symbols::locks): Allow case where token == NULL.
7600 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
7601 (Read_member::~Read_member): New function.
7602 (Read_member::is_runnable): New function.
7603 (Read_member::locks): New function.
7604 (Read_member::run): New function.
7605 (Check_script::~Check_script): New function.
7606 (Check_script::is_runnable): New function.
7607 (Check_script::locks): New function.
7608 (Check_script::run): New function.
7609 (Check_library::~Check_library): New function.
7610 (Check_library::is_runnable): New function.
7611 (Check_library::locks): New function.
7612 (Check_library::run): New function.
7613 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
7614 (Add_symbols::library_): New data member.
7615 (class Read_member): New class.
7616 (class Check_script): New class.
7617 (class Check_library): New class.
7618 * reloc.cc (Read_relocs::is_runnable): Allow case where
7620 (Read_relocs::locks): Likewise.
7621 (Scan_relocs::locks): Likewise.
7622 (Relocate_task::locks): Likewise.
7623 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
7625 (Sized_relobj::incremental_relocs_scan): Fix comment.
7626 (Sized_relobj::do_relocate): Pass output file offset to
7627 write_local_symbols.
7628 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
7629 from class declaration.
7630 * script.cc (read_input_script): Allocate Script_info; pass
7631 argument serial number to report_script.
7632 * script.h (class Script_info): Move to incremental.h.
7633 * symtab.cc (Symbol_table::add_from_incrobj): New function.
7634 * symtab.h (Symbol_table::add_from_incrobj): New function.
7635 (Symbol_table::set_file_offset): New function.
7637 2011-04-05 Cary Coutant <ccoutant@google.com>
7639 * incremental-dump.cc (dump_incremental_inputs): Change signature
7640 to take a Sized_incremental_binary; change caller. Use readers
7641 in Sized_incremental_binary.
7643 (Sized_incremental_binary::find_incremental_inputs_sections):
7644 Rename do_find_incremental_inputs_sections to this.
7645 (Sized_incremental_binary::setup_readers): New function.
7646 (Sized_incremental_binary::do_check_inputs): Check
7647 has_incremental_info_ flag; move setup code to setup_readers;
7649 (Sized_incremental_binary::do_file_is_unchanged): New function.
7650 (Sized_incremental_binary::do_get_input_reader): New function.
7651 * incremental.h (class Incremental_binary): Move to end of file.
7652 (Incremental_binary::file_is_unchanged): New function.
7653 (Incremental_binary::do_file_is_unchanged): New function.
7654 (Incremental_binary::Input_reader): New class.
7655 (Incremental_binary::get_input_reader): New function.
7656 (class Sized_incremental_binary): Move to end of file.
7657 (Sized_incremental_binary::Sized_incremental_binary): Setup the
7658 input section reader classes.
7659 (Sized_incremental_binary::has_incremental_info): New function.
7660 (Sized_incremental_binary::inputs_reader): New function.
7661 (Sized_incremental_binary::symtab_reader): New function.
7662 (Sized_incremental_binary::relocs_reader): New function.
7663 (Sized_incremental_binary::got_plt_reader): New function.
7664 (Sized_incremental_binary::do_file_is_unchanged): New function.
7665 (Sized_incremental_binary::Sized_input_reader): New class.
7666 (Sized_incremental_binary::get_input_reader): New function.
7667 (Sized_incremental_binary::find_incremental_inputs_sections):
7668 Rename do_find_incremental_inputs_sections to this.
7669 (Sized_incremental_binary::setup_readers): New function.
7670 (Sized_incremental_binary::has_incremental_info_): New data member.
7671 (Sized_incremental_binary::inputs_reader_): New data member.
7672 (Sized_incremental_binary::symtab_reader_): New data member.
7673 (Sized_incremental_binary::relocs_reader_): New data member.
7674 (Sized_incremental_binary::got_plt_reader_): New data member.
7675 (Sized_incremental_binary::current_input_file_): New data member.
7677 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
7680 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
7683 2011-03-30 Cary Coutant <ccoutant@google.com>
7685 * archive.cc (Archive::include_member): Adjust call to report_object.
7686 (Add_archive_symbols::run): Add script_info to call to
7687 report_archive_begin.
7688 (Lib_group::include_member): Adjust call to report_object.
7689 (Add_lib_group_symbols::run): Adjust call to report_object.
7690 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
7691 blocks. Add object count for script input files.
7692 * incremental.cc (Incremental_inputs::report_archive_begin): Add
7693 script_info parameter; change all callers.
7694 (Incremental_inputs::report_object): Add script_info parameter;
7696 (Incremental_inputs::report_script): Store backpointer to
7697 incremental info entry.
7698 (Output_section_incremental_inputs::set_final_data_size): Record
7699 additional information for scripts.
7700 (Output_section_incremental_inputs::write_info_blocks): Likewise.
7701 * incremental.h (Incremental_script_entry::add_object): New function.
7702 (Incremental_script_entry::get_object_count): New function.
7703 (Incremental_script_entry::get_object): New function.
7704 (Incremental_script_entry::objects_): New data member; adjust
7706 (Incremental_inputs::report_archive_begin): Add script_info parameter.
7707 (Incremental_inputs::report_object): Add script_info parameter.
7708 (Incremental_inputs_reader::get_object_count): New function.
7709 (Incremental_inputs_reader::get_object_offset): New function.
7710 * options.cc (Input_arguments::add_file): Return reference to
7712 * options.h (Input_argument::set_script_info): New function.
7713 (Input_argument::script_info): New function.
7714 (Input_argument::script_info_): New data member; adjust all
7716 (Input_file_group::add_file): Return reference to new input argument.
7717 (Input_file_lib::add_file): Likewise.
7718 (Input_arguments::add_file): Likewise.
7719 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
7720 * script.cc (Parser_closure::Parser_closure): Add script_info
7721 parameter; adjust all callers.
7722 (Parser_closure::script_info): New function.
7723 (Parser_closure::script_info_): New data member.
7724 (read_input_script): Report scripts earlier to incremental info.
7725 (script_add_file): Set script_info in Input_argument.
7726 (script_add_library): Likewise.
7727 * script.h (Script_options::Script_info): Rewrite class.
7729 2011-03-29 Cary Coutant <ccoutant@google.com>
7731 * archive.cc (Library_base::should_include_member): Move
7732 method here from class Archive.
7733 (Archive::Archive): Initialize base class.
7734 (Archive::should_include_member): Move to base class.
7735 (Archive::do_for_all_unused_symbols): New function.
7736 (Add_archive_symbols::run): Remove redundant access to
7738 (Lib_group::Lib_group): Initialize base class.
7739 (Lib_group::do_filename): New function.
7740 (Lib_group::include_member): Pass pointer to Lib_group to
7742 (Lib_group::do_for_all_unused_symbols): New function.
7743 (Add_lib_group_symbols::run): Report archive information for
7745 * archive.h (class Library_base): New base class.
7746 (class Archive): Derive from Library_base.
7747 (Archive::filename): Move to base class.
7748 (Archive::set_incremental_info): Likewise.
7749 (Archive::incremental_info): Likewise.
7750 (Archive::Should_include): Likewise.
7751 (Archive::should_include_member): Likewise.
7752 (Archive::Armap_entry): Remove.
7753 (Archive::Unused_symbol_iterator): Remove.
7754 (Archive::unused_symbols_begin): Remove.
7755 (Archive::unused_symbols_end): Remove.
7756 (Archive::do_filename): New function.
7757 (Archive::do_get_mtime): New function.
7758 (Archive::do_for_all_unused_symbols): New function.
7759 (Archive::task_): Move to base class.
7760 (Archive::incremental_info_): Likewise.
7761 (class Lib_group): Derive from Library_base.
7762 (Lib_group::do_filename): New function.
7763 (Lib_group::do_get_mtime): New function.
7764 (Lib_group::do_for_all_unused_symbols): New function.
7765 (Lib_group::task_): Move to base class.
7766 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
7768 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
7770 * incremental.cc (Incremental_inputs::report_archive_begin):
7771 Use Library_base; call library's get_mtime; add incremental inputs
7772 entry before members.
7773 (class Unused_symbol_visitor): New class.
7774 (Incremental_inputs::report_archive_end): Use Library_base; use
7775 visitor class to record unused symbols; don't add incremental inputs
7776 entry after members.
7777 (Incremental_inputs::report_object): Use Library_base.
7779 (Incremental_archive_entry::Incremental_archive_entry): Remove
7780 unused Archive parameter.
7781 (Incremental_inputs::report_archive_begin): Use Library_base.
7782 (Incremental_inputs::report_archive_end): Likewise.
7783 (Incremental_inputs::report_object): Likewise.
7784 * object.cc (Sized_relobj::do_for_all_global_symbols): New
7786 * object.h (Object::for_all_global_symbols): New function.
7787 (Object::do_for_all_global_symbols): New function.
7788 (Sized_relobj::do_for_all_global_symbols): New function.
7789 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
7791 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
7794 2011-03-27 Ian Lance Taylor <iant@google.com>
7796 * archive.cc (Archive::interpret_header): Return -1 if something
7797 goes wrong. Change callers accordingly.
7799 2011-03-25 Cary Coutant <ccoutant@google.com>
7801 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
7802 * testsuite/Makefile.in: Regenerate.
7804 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
7806 * plugin.cc (get_view): New.
7807 (Plugin::load): Pass get_view to the plugin.
7808 (Plugin_manager::get_view): New.
7810 2011-03-21 Ian Lance Taylor <iant@google.com>
7812 * testsuite/final_layout.sh: Rewrite to not use dc.
7813 * testsuite/relro_test.sh: Fail if dc is not present.
7815 2011-03-21 Sriraman Tallam <tmsriram@google.com>
7817 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
7819 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
7820 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
7822 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
7823 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
7825 2011-03-14 Ian Lance Taylor <iant@google.com>
7827 * script-sections.cc (Sort_output_sections::script_compare):
7828 Rename from is_before, change return type.
7829 (Sort_output_sections::operator()): Adjust accordingly.
7831 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
7834 * testsuite/odr_violation2.cc: Add comment to make all error line
7835 numbers double digits.
7836 * testsuite/debug_msg.sh: Adjust expected errors.
7838 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
7840 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
7841 but mark earlier ones as non-canonical
7842 (offset_to_iterator): Update search target and example
7843 (do_addr2line): Return extra lines in a vector*
7844 (format_file_lineno): Extract from do_addr2line
7845 (one_addr2line): Add vector* out-param
7846 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
7847 when a lineno entry appeared last for its instruction
7848 (Dwarf_line_info): Add vector* out-param
7849 * object.cc (Relocate_info): Pass NULL for the vector* out-param
7850 * symtab.cc (Odr_violation_compare): Include the lineno in the
7852 (linenos_from_loc): New. Combine the canonical line for an
7853 address with its other lines.
7854 (True_if_intersect): New. Helper functor to make
7855 std::set_intersection a query.
7856 (detect_odr_violations): Compare sets of lines instead of just
7857 one line for each function. This became less deterministic, but
7858 has fewer false positives.
7859 * symtab.h: Declarations.
7860 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
7861 mix an optimized and non-optimized object in the same binary
7862 (odr_violation2.so): Same.
7863 * testsuite/Makefile.in: Regenerate from Makefile.am.
7864 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
7865 * testsuite/debug_msg.sh: Update line numbers and add
7867 * testsuite/odr_violation1.cc: Use OdrDerived, in a
7868 non-optimized context.
7869 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
7870 isn't inlined, and use OdrDerived in an optimized context.
7871 * testsuite/odr_header1.h: Defines OdrDerived, where
7872 optimization will change the
7873 first-instruction-in-the-destructor's file and line number.
7874 * testsuite/odr_header2.h: Defines OdrBase.
7876 2011-03-09 Ian Lance Taylor <iant@google.com>
7878 * fileread.cc (File_read::clear_views): Don't delete the whole
7881 2011-03-08 Ian Lance Taylor <iant@google.com>
7884 * fileread.cc: #include <climits>.
7885 (GOLD_IOV_MAX): Define.
7886 (File_read::read_multiple): Limit number of entries by iov_max.
7887 * fileread.h (class File_read): Always set max_readv_entries to
7890 2011-03-07 Ian Lance Taylor <iant@google.com>
7893 * options.h (class General_options): Add -dy and -dn.
7895 2011-03-02 Cary Coutant <ccoutant@google.com>
7897 * testsuite/script_test_9.t: Add TLS segment.
7899 2011-03-02 Simon Baldwin <simonb@google.com>
7901 * configure.ac: Add check for gnu_indirect_function support in
7902 the toolchain building binutils.
7903 * configure: Rebuild.
7905 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
7907 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
7908 plugin only symbols.
7909 (Symbol_table::sized_finalize_symbol) Mark symbol only present
7910 in plugin files as not needed in the symbol table.
7912 2011-02-11 Sriraman Tallam <tmsriram@google.com>
7914 * output.cc (Output_section::add_input_section): Delay fill
7915 generation for section ordering.
7917 2011-02-09 Ian Lance Taylor <iant@google.com>
7920 * object.h (class Sized_relobj): Remove clear_local_symbols.
7921 * reloc.cc (Sized_relobj::do_relocate): Don't call
7922 clear_local_symbols.
7924 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
7926 * plugin.cc (is_visible_from_outside): Return true for symbols
7929 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
7931 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
7934 2011-02-02 Sriraman Tallam <tmsriram@google.com>
7936 * icf.h (is_section_foldable_candidate): Change type of parameter
7938 * icf.cc (Icf::find_identical_sections): Change type of local variable
7939 section_name to be std::string.
7940 (is_function_ctor_or_dtor): Change type of parameter to std::string.
7942 2011-01-25 Ian Lance Taylor <iant@google.com>
7944 * script.cc (script_add_extern): Rewrite to use
7945 add_symbol_reference.
7947 2011-01-25 Doug Kwan <dougkwan@google.com>
7949 * icf.cc (get_section_contents): Always lock section's object.
7951 2011-01-24 Ian Lance Taylor <iant@google.com>
7953 * options.h (class General_options): Accept
7954 --no-detect-odr-violations.
7956 2011-01-24 Ian Lance Taylor <iant@google.com>
7958 * version.cc (version_string): Bump to 1.11.
7960 2011-01-24 Ian Lance Taylor <iant@google.com>
7962 * plugin.cc (class Plugin_rescan): Define new class.
7963 (Plugin_manager::claim_file): Set any_claimed_.
7964 (Plugin_manager::save_archive): New function.
7965 (Plugin_manager::save_input_group): New function.
7966 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
7968 (Plugin_manager::new_undefined_symbol): New function.
7969 (Plugin_manager::rescan): New function.
7970 (Plugin_manager::rescannable_defines): New function.
7971 (Plugin_manager::add_input_file): Set any_added_.
7972 * plugin.h (class Plugin_manager): define new fields rescannable_,
7973 undefined_symbols_, any_claimed_, and any_added_. Declare
7974 Plugin_rescan as friend. Declare new functions.
7975 (Plugin_manager::Rescannable): Define type.
7976 (Plugin_manager::Rescannable_list): Define type.
7977 (Plugin_manager::Undefined_symbol_list): Define type.
7978 (Plugin_manager::Plugin_manager): Initialize new fields.
7979 * archive.cc (Archive::defines_symbol): New function.
7980 (Add_archive_symbols::run): Pass archive to plugins if any.
7981 * archive.h (class Archive): Declare defines_symbol.
7982 * readsyms.cc (Input_group::~Input_group): New function.
7983 (Finish_group::run): Pass input_group to plugins if any.
7984 * readsyms.h (class Input_group): Declare destructor.
7985 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
7988 2011-01-10 Ian Lance Taylor <iant@google.com>
7990 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
7992 (Layout::set_segment_offsets): Reset increase_relro before calling
7993 set_section_addresses a second time.
7995 2011-01-04 Cary Coutant <ccoutant@google.com>
7997 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
7998 sections before NOBITS sections.
8000 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
8002 * version.cc (print_version): Update copyright to 2011.
8004 2010-12-23 Cary Coutant <ccoutant@google.com>
8006 * output.h (Output_data_reloc::add_output_section): Pass OD instead
8007 of OS to this->add. Add OD parameter to second form of the function.
8009 2010-12-20 Ian Lance Taylor <iant@google.com>
8011 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
8012 second of two consecutive entries with same offset.
8014 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8016 * testsuite/Makefile.am (ifuncmain2static_LDADD)
8017 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
8018 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
8019 to avoid unneeded links against $(LDADD).
8020 * testsuite/Makefile.in: Regenerate.
8022 2010-12-15 Ian Lance Taylor <iant@google.com>
8025 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
8026 for R_X86_64_32 and R_X86_64_PC32.
8027 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
8028 ver_matching_def_pic.o.
8029 (ver_matching_def_pic.o): New target.
8031 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8033 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
8034 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
8035 Move definition before File_read::View member definitions.
8036 (File_read::View::~View): Initialize and hold lock before
8037 updating current_mapped_bytes.
8039 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8041 * dwarf_reader.cc: Remove outdated comment.
8042 * gold-threads.cc: Fix typo in error message.
8043 * archive.cc: Fix typos in comments.
8044 * archive.h: Likewise.
8045 * arm-reloc-property.cc: Likewise.
8046 * arm-reloc-property.h: Likewise.
8047 * arm-reloc.def: Likewise.
8049 * attributes.h: Likewise.
8050 * cref.cc: Likewise.
8051 * ehframe.cc: Likewise.
8052 * fileread.h: Likewise.
8054 * i386.cc: Likewise.
8056 * incremental.h: Likewise.
8057 * int_encoding.cc: Likewise.
8058 * layout.h: Likewise.
8059 * main.cc: Likewise.
8060 * merge.h: Likewise.
8061 * object.cc: Likewise.
8062 * object.h: Likewise.
8063 * options.cc: Likewise.
8064 * readsyms.cc: Likewise.
8065 * reduced_debug_output.cc: Likewise.
8066 * reloc.cc: Likewise.
8067 * script-sections.cc: Likewise.
8068 * sparc.cc: Likewise.
8069 * symtab.h: Likewise.
8070 * target-reloc.h: Likewise.
8071 * target.cc: Likewise.
8072 * target.h: Likewise.
8073 * timer.cc: Likewise.
8074 * timer.h: Likewise.
8075 * x86_64.cc: Likewise.
8077 2010-12-09 Cary Coutant <ccoutant@google.com>
8079 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
8081 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
8082 parameter; change all callers.
8083 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
8084 * options.h (warn_execstack): New option.
8086 2010-12-07 Doug Kwan <dougkwan@google.com>
8088 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
8089 like function call relocations.
8091 2010-12-07 Ian Lance Taylor <iant@google.com>
8093 * archive.cc (Archive::get_elf_object_for_member): Permit
8094 punconfigured to be NULL.
8095 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
8096 (Archive::include_member): Pass NULL to get_elf_object_for_member
8097 if we searched for the archive and this is the first included
8100 2010-12-01 Ian Lance Taylor <iant@google.com>
8102 * dwarf_reader.h (class Sized_dwarf_line_info): Add
8103 track_relocs_type_ field.
8104 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8105 Set track_relocs_type_.
8106 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
8107 contents when using RELA relocs.
8108 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
8110 * reloc.cc (Track_relocs::next_addend): New function.
8111 * reloc.h (class Track_relocs): Declare next_addend.
8113 2010-12-01 Ian Lance Taylor <iant@google.com>
8115 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
8118 2010-12-01 Ian Lance Taylor <iant@google.com>
8120 * README: Update compilers known to work and fail.
8122 2010-11-23 Matthias Klose <doko@ubuntu.com>
8124 * configure.in: For --enable-gold, handle value `default' instead of
8125 `both*'. Always install ld as ld.bfd, install as ld if gold is
8127 * configure: Regenerate.
8129 2010-11-18 Doug Kwan <dougkwan@google.com>
8131 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
8132 and right_alignment to be zero. Store result alignment only if it is
8133 greater than existing alignment.
8135 2010-11-16 Cary Coutant <ccoutant@google.com>
8138 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8139 Check for ".zdebug_line".
8141 2010-11-16 Doug Kwan <dougkwan@google.com>
8142 Cary Coutant <ccoutant@google.com>
8144 * output.h (Output_segment::set_section_addresses): Pass increase_relro
8145 by reference; adjust all callers.
8146 * output.cc (Output_segment::set_section_addresses): Adjust references
8147 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
8149 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
8150 end at page boundary.
8152 2010-11-16 Cary Coutant <ccoutant@google.com>
8155 * layout.cc (Layout::choose_output_section): Transform names of
8156 compressed sections even when using a script with a SECTIONS clause.
8157 (Layout::output_section_name): Remove code to transform
8158 compressed debug section names.
8159 * output.cc (Output_section::add_input_section): Use uncompressed
8160 section size when tracking input sections.
8162 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
8164 * symtab.h (Symbol::NON_PIC_REF): Remove.
8165 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
8166 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
8167 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
8168 (Symbol::use_plt_offset): Take a flags argument and pass it
8169 directly to needs_dynamic_reloc. Restrict check for undefined
8170 weak symbols to function calls.
8171 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
8172 (Target_arm::Scan::global): Use it.
8173 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
8174 (Target_arm::Relocate::relocate): Likewise.
8175 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
8176 parameter with an r_type parameter. Use get_reference_flags
8178 (Target_arm::Relocate::relocate): Update accordingly.
8179 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
8180 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
8181 (Target_i386::Scan::global): Likewise.
8182 (Target_i386::Relocate::relocate): Likewise.
8183 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
8184 parameter with an r_type parameter. Use get_reference_flags
8186 (Target_i386::Relocate::relocate): Update accordingly.
8187 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
8188 (Target_powerpc::Scan::global): Use it.
8189 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
8190 (Target_powerpc::Relocate::relocate): Likewise.
8191 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
8192 (Target_sparc::Scan::global): Use it.
8193 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
8194 (Target_sparc::Relocate::relocate): Likewise.
8195 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
8196 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
8197 (Target_x86_64::Scan::global): Likewise.
8198 (Target_x86_64::Relocate::relocate): Likewise.
8200 2010-11-08 Doug Kwan <dougkwan@google.com>
8201 Cary Coutant <ccoutant@google.com>
8203 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
8204 (Arm_exidx_merge_section::section_contents_): New data member.
8205 (Arm_input_section::Arm_input_section): Initialize original_contents_.
8206 (Arm_input_section::~Arm_input_section): De-allocate memory.
8207 (Arm_input_section::original_contents_): New data member.
8208 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
8209 in parameters instead of calling Object::section_contents without
8211 (Arm_output_section::group_section): New parameter TASK. Pass it
8212 to callees that need locking objects.
8213 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
8214 to lock EXIDX input sections. Fix a formatting issue. Call
8215 Arm_exidx_merged_section::build_contents to create merged section
8217 (Arm_output_section::create_stub_group): New parameter TASK. Use it
8218 to lock object of stub table owner.
8219 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
8220 TEXT_SIZE to initialize data member TEXT_SIZE_.
8221 (Arm_exidx_input_section::addralign): Fix typo in comment.
8222 (Arm_exidx_input_section::text_size): New method.
8223 (Target_arm::do_relax): New parameter TASK. Pass it to callees
8224 that require locking objects. Lock objects before scanning for stubs
8225 and updating local symbols.
8226 (Arm_input_section<big_endian>::init): Copy contents of original
8228 (Arm_input_section<big_endian>::do_write): Use saved contents of
8229 original input section instead of calling Object::section_contents
8231 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
8232 size without calling Object::section_size().
8233 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
8234 for size. Allocate a buffer for merged EXIDX entries.
8235 (Arm_exidx_merged_section::build_contents): New method.
8236 (Arm_exidx_merged_section::do_write): Move merge section contents
8237 building code to Arm_exidx_merged_section::build_contetns. Write
8238 out contetns in buffer instead of building it on the fly.
8239 (Arm_relobj::make_exidx_input_section): Also pass text section size
8240 to Arm_exidx_input_section constructor.
8241 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
8242 (Arm_dynobj::do_read_symbols): Fix memory leak.
8243 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
8244 * target.h: (class Task): Add forward declaration.
8245 (Target::relax): Add new parameter TASK and pass it to
8247 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
8249 2010-11-05 Cary Coutant <ccoutant@google.com>
8252 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
8253 object when reading from the file.
8254 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
8256 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
8257 when reading section contents.
8258 (get_section_contents): Likewise.
8259 (icf::find_identical_sections): Likewise.
8260 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
8261 object when reading from the file.
8262 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
8263 the object when doing deferred section layout.
8265 2010-11-03 Nick Clifton <nickc@redhat.com>
8268 * script.h (class Symbol_assignment: name): New member. Returns
8269 the name of the symbol.
8270 * scrfipt.cc (Script_options::is_pending_assignment): New member.
8271 Returns true if the given symbol name is on the list of
8272 assignments wating to be processed.
8273 * archive.cc (should_incldue_member): If the symbol is undefined,
8274 check to see if it is on the list of symbols pending assignment.
8276 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
8278 * script-sections.cc (Script_sections::find_memory_region): Check
8279 for a NULL output section pointer.
8281 2010-10-29 Doug Kwan <dougkwan@google.com>
8283 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
8284 Output_section::add_relaxed_input_section.
8285 * output.cc (Output_section::add_relaxed_input_section): Add new
8286 arguments LAYOUT and NAME. Set section order index.
8287 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8288 Copy section order index.
8289 * output.h (Output_section::add_relaxed_input_section): Add new
8290 arguments LAYOUT and NAME.
8292 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8294 * testsuite/Makefile.am: Move gcctestdir/ld rule to
8295 NATIVE_OR_CROSS_LINKER.
8296 * testsuite/Makefile.in: Regenerate.
8298 2010-10-20 Doug Kwan <dougkwan@google.com>
8300 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
8301 without SHF_LINK_ORDER flags.
8302 * layout.cc (Layout::choose_output_section): Do not filter
8303 SHF_LINK_ORDER flag in a relocatable link.
8305 2010-10-17 Cary Coutant <ccoutant@google.com>
8307 * output.h (Output_segment::set_section_addresses): Change function
8308 signature. Update all callers.
8309 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
8311 (Output_segment::set_section_addresses): Align after last TLS
8312 section. Add padding before last relro section instead of after.
8314 2010-10-17 Doug Kwan <dougkwan@google.com>
8316 * gold/arm.cc (Target_arm::got_section): Use correct order and set
8317 GOT output section to be writable.
8319 2010-10-14 Cary Coutant <ccoutant@google.com>
8321 * debug.h (DEBUG_INCREMENTAL): New flag.
8322 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
8323 * gold.cc (queue_initial_tasks): Check parameters for incremental link
8325 * incremental.cc (report_command_line): Ignore all forms of
8327 * layout.cc (Layout::Layout): Check parameters for incremental link
8329 * options.cc (General_options::parse_incremental): New function.
8330 (General_options::parse_no_incremental): New function.
8331 (General_options::parse_incremental_full): New function.
8332 (General_options::parse_incremental_update): New function.
8333 (General_options::incremental_mode_): New data member.
8334 (General_options::finalize): Check incremental_mode_.
8335 * options.h (General_options): Update help text for --incremental.
8336 Add --no-incremental, --incremental-full, --incremental-update.
8337 (General_options::Incremental_mode): New enum type.
8338 (General_options::incremental_mode): New function.
8339 (General_options::incremental_mode_): New data member.
8340 * parameters.cc (Parameters::incremental_mode_): New data member.
8341 (Parameters::set_options): Set incremental_mode_.
8342 (Parameters::set_incremental_full): New function.
8343 (Parameters::incremental): New function.
8344 (Parameters::incremental_update): New function.
8345 (set_parameters_incremental_full): New function.
8346 * parameters.h (Parameters::set_incremental_full): New function.
8347 (Parameters::incremental): New function.
8348 (Parameters::incremental_update): New function.
8349 (Parameters::incremental_mode_): New data member.
8350 (set_parameters_incremental_full): New function.
8351 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
8352 incremental link mode.
8353 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
8354 (Sized_relobj::do_relocate_sections): Likewise.
8355 * testsuite/Makefile.am (incremental_test): Use --incremental-full
8357 * testsuite/Makefile.in: Regenerate.
8358 * testsuite/incremental_test.sh: Filter all forms of --incremental.
8360 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8362 * script-sections.h (class Script_sections): Make
8363 Sections_elements typedef public.
8364 * script-sections.cc (class Sort_output_sections): Add elements_
8365 field. Add constructor which sets it; change all callers.
8366 (Sort_output_sections::is_before): New function.
8367 (Sort_output_sections::operator()): Call is_before.
8368 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
8370 * testsuite/script_test_10.sh: New test. Test script section
8372 * testsuite/script_test_10.t: Likewise.
8373 * testsuite/script_test_10.s: Likewise.
8374 * testsuite/Makefile.am: Wrap the cross linker tests and the
8375 common tests into NATIVE_OR_CROSS_LINKER.
8376 (check_SCRIPTS): Add script_test_10.sh.
8377 (check_DATA): Add script_test_10.stdout.
8378 (script_test_10.o, script_test_10): New targets.
8379 (script_test_10.stdout): New target.
8380 * configure, testsuite/Makefile.in: Regenerate.
8382 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8384 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
8385 error for the deprecated relocations.
8386 (Target_arm::Scan::global): Likewise.
8387 (Target_arm::Relocate::relocate): Likewise.
8389 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
8391 * fileread.cc (Input_file::find_file): Initialize *found_name
8392 and *namep when using the fallback search for case 4.
8394 2010-10-11 Cary Coutant <ccoutant@google.com>
8396 * options.h (class General_options): Redefine -z lazy as an alias for
8397 the negation of -z now.
8399 2010-10-11 Ian Lance Taylor <iant@google.com>
8401 * resolve.cc (symbol_to_bits): Report the value of the unsupported
8404 2010-10-06 Nick Clifton <nickc@redhat.com>
8406 * script-sections.cc(class Memory_region): Remove
8407 current_lma_offset_ field. Rename current_vma_offset_ to
8408 current_offset_. Add last_section_ field.
8409 (Memory_region::get_current_vma_address): Rename to
8410 get_current_address.
8411 (Memory_region::get_current_lma_address): Delete.
8412 (Memory_region::increment_vma_offset): Rename to
8414 (Memory_region::increment_lma_offset): Delete.
8415 (Memory_region::attributes_compatible): New method. Returns
8416 true if the provided section is compatible with the region.
8417 (Memory_region::get_last_section): New method. Returns the last
8418 section to use the region.
8419 (Memory_region::set_last_section): New method. Stores the last
8420 section to use the region.
8421 (Script_sections::block_in_region): New method. Returns true if
8422 a block of memory is contained within a region.
8423 (Script_sections::find_memory_region): New method. Locates a
8424 memory region to be used to set a VMA or LMA address.
8425 (Output_section_definition::set_section_addresses): Add code to
8426 check for addresses set by memory regions.
8427 (Output_segment::set_section_addresses): Remove memory region
8429 (Script_sections::create_segment): Add a warning if a header
8430 segment is created outside of any region.
8431 * script-sections.h (class Script_sections): Add prototypes for
8432 find_memory_region and block_in_region methods.
8433 * testsuite/memory_test.s: Use .long instead of .word.
8434 * testsuite/memory_test.t: Add some more output sections.
8435 * testsuite/memory_test.sh: Update expected output.
8437 2010-10-02 Doug Kwan <dougkwan@google.com>
8439 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
8440 defintion to symtab.h
8441 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
8442 declaration to defintion.
8444 2010-10-01 Nick Clifton <nickc@redhat.com>
8446 * expression.cc (eval): Replace dummy argument with NULL.
8447 (eval_maybe_dot): Check for a NULL result section pointer.
8448 (Symbol_expression::value): Likewise.
8449 (Dot_expression::value): Likewise.
8450 (BINARY_EXPRESSION): Likewise.
8451 (Max_expression::value): Likewise.
8452 (Min_expression::value): Likewise.
8453 (Absolute_expression::value): Likewise.
8454 (Addr_expression::value_from_output_section): Likewise.
8455 (Loaddddr_expression::value_from_output_section): Likewise.
8456 (Segment_start_expression::value): Likewise.
8457 * script-sections.cc
8458 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
8460 (Sections_elememt_dot_assignment::set_section_addresses):
8462 (Output_data_expression::do_write_to_buffer): Likewise.
8463 (Output_section_definition::finalize_symbols): Likewise.
8464 (Output_section_definition::set_section_addresses): Likewise.
8466 2010-09-30 Doug Kwan <dougkwan@google.com>
8468 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
8470 2010-09-28 Sriraman Tallam <tmsriram@google.com>
8472 * target.h (Target::can_icf_inline_merge_sections): New virtual
8474 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
8476 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
8478 * icf.cc (get_section_contents): Inline merge sections only when
8481 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8483 * configure: Regenerate.
8485 2010-09-17 Ian Lance Taylor <iant@google.com>
8487 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
8488 * testsuite/Makefile.am (memory_test.o): New target.
8489 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
8491 * testsuite/Makefile.in: Rebuild.
8493 2010-09-17 Doug Kwan <dougkwan@google.com>
8495 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
8496 defintion if relocation uses GOT entries of the symbol.
8497 * testsuite/icf_safe_test.sh: Fix test.
8498 * testsuite/icf_safe_so_test.sh: Fix test.
8500 2010-09-16 Cary Coutant <ccoutant@google.com>
8502 * script_sections.cc (class Memory_region): Remove "NULL" from
8503 vector initializations.
8505 2010-09-15 Cary Coutant <ccoutant@google.com>
8507 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
8508 Resolve forwarding symbols.
8510 2010-09-15 Doug Kwan <dougkwan@google.com>
8512 * gold/testsuite/script_test_3.t: Add ARM special sections.
8513 * gold/testsuite/script_test_4.t: Same.
8514 * gold/testsuite/script_test_5.t: Same.
8515 * gold/testsuite/script_test_6.t: Same.
8516 * gold/testsuite/script_test_7.t: Same.
8517 * gold/testsuite/script_test_7.t: Same.
8518 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
8520 2010-09-14 Cary Coutant <ccoutant@google.com>
8522 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
8523 (Target_x86_64::Relocate::relocate_tls): Replace check for
8524 saw_tls_block_reloc_ with test for executable section.
8526 2010-09-12 Cary Coutant <ccoutant@google.com>
8528 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
8529 position-independent executables to shared libraries need dynamic
8531 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
8532 position-independent executables.
8533 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
8534 * testsuite/Makefile.in: Regenerate.
8536 2010-09-10 Nick Clifton <nickc@redhat.com>
8539 * testsuite/memory_test.t: Discard any sections that are not
8542 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
8545 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
8546 "This::" to work around a bug in gcc 4.2.
8548 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
8550 2010-09-09 Rafael Espindola <espindola@google.com>
8552 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
8553 sections with different PF_X flags in the same segment.
8554 (Layout::find_first_load_seg): Search all segments to find the first
8556 * options.h (rosegment): New.
8558 2010-09-08 Rafael Espindola <espindola@google.com>
8560 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
8562 2010-09-08 Doug Kwan <dougkwan@google.com>
8564 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
8565 (Arm_relobj::do_relocate_sections): Add new parameter for output
8566 file to match the parent.
8567 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
8568 of local symbols instead of input values. Update code to track
8569 changes in gold::relocate_section.
8570 * object.cc (Sized_relobj::compute_final_local_value): New methods.
8571 (Sized_relobj::compute_final_local_value_internal): New methods.
8572 (Sized_relobj::do_finalize_local_symbols): Move code from loop
8573 body into private version of Sized_relobj::compute_final_local_value.
8574 Call the inline method.
8575 * object.h (Symbol_value::Symbol_value): Define destructor. Free
8576 merged symbol value if there is one.
8577 (Symbol_value::has_output_value): New method defintiion.
8578 (Sized_relobj::Compute_final_local_value_status): New enum type.
8579 (Sized_relobj::compute_final_local_value): New methods.
8580 (Sized_relobj::compute_final_local_value_internal): New methods.
8581 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
8582 and arm_cortex_a8.sh.
8583 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
8584 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
8586 * Makefile.in: Regenerate.
8587 * testsuite/arm_bl_out_of_range.s: Update test.
8588 * testsuite/thumb_bl_out_of_range.s: Ditto.
8589 * testsuite/thumb_blx_out_of_range.s: Ditto.
8590 * testsuite/arm_branch_out_of_range.sh: New file.
8591 * testsuite/arm_cortex_a8.sh: Ditto.
8592 * testsuite/arm_cortex_a8_b.s: Ditto.
8593 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
8594 * testsuite/arm_cortex_a8_b_local.s: Ditto.
8595 * testsuite/arm_cortex_a8_bl.s: Ditto.
8596 * testsuite/arm_cortex_a8_blx.s: Ditto.
8597 * testsuite/arm_cortex_a8_local.s: Ditto.
8598 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
8599 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
8601 2010-09-08 Rafael Espindola <espindola@google.com>
8603 * Makefile.am (memory_test.stdout): Run readelf with -W.
8604 * Makefile.in: Regenerate.
8605 * testsuite/memory_test.sh: Make the regexps accept both 32 and
8608 2010-09-08 Rafael Espindola <espindola@google.com>
8610 * script-sections.cc (Script_sections::add_memory_region): Convert
8611 field precision to int.
8612 * script.cc (script_set_section_region, script_set_section_region):
8613 Convert field precision to int.
8615 2010-09-08 Rafael Espindola <espindola@google.com>
8617 * arm.cc (do_finalize_sections): Create the __exidx_start and
8618 __exdix_end symbols even when the section is missing.
8620 2010-09-08 Nick Clifton <nickc@redhat.com>
8622 * README: Remove claim that MEMORY is not supported.
8623 * expression.cc (script_exp_function_origin)
8624 (script_exp_function_length): Move from here to ...
8625 * script.cc: ... here.
8626 (script_set_section_region, script_add_memory)
8627 (script_parse_memory_attr, script_include_directive): New
8629 * script-sections.cc
8630 (class Memory_region): New class.
8631 (class Output_section_definition): Add set_memory_region,
8632 set_section_vma, set_section_lma and get_section_name methods.
8633 (class Script_Sections): Add add_memory_region,
8634 find_memory_region, find_memory_region_origin,
8635 find_memory_region_length and set_memory_region methods.
8636 Have set_section_addresses method walk the list of set memory
8638 Extend the print methos to display memory regions.
8639 * script-sections.h: Add prototypes for new methods.
8640 Add enum for MEMORY region attributes.
8641 * yyscript.y: Add support for parsing MEMORY regions.
8642 * script-c.h: Add prototypes for new functions.
8643 * testsuite/Makefile.am: Add test of MEMORY region functionality.
8644 * testsuite/Makefile.in: Regenerate.
8645 * testsuite/memory_test.sh: New script.
8646 * testsuite/memory_test.s: New assembler source file.
8647 * testsuite/memory_test.t: New linker script.
8649 2010-08-27 Doug Kwan <dougkwan@google.com>
8651 * gold/resolve.cc (Symbol_table::should_override): Let a weak
8652 reference override an existing dynamic weak reference.
8653 * testsuite/Makefile.am: Add new test dyn_weak_ref.
8654 * testsuite/Makefile.in: Regenerate.
8655 * testsuite/dyn_weak_ref.sh: New file.
8656 * testsuite/dyn_weak_ref_1.c: Ditto.
8657 * testsuite/dyn_weak_ref_2.c: Ditto.
8659 2010-08-27 Ian Lance Taylor <iant@google.com>
8661 * incremental.h (class Incremental_input_entry): Add virtual
8664 2010-08-27 Ian Lance Taylor <iant@google.com>
8666 * testsuite/start_lib_test_3.c: Mark t3 as used.
8668 2010-08-27 Nick Clifton <nickc@redhat.com>
8670 * options.cc (version_script): Fix small typo in previous
8673 2010-08-25 Nick Clifton <nickc@redhat.com>
8675 * archive.cc: Formatting fixes: Remove whitespace between
8676 typename and following asterisk. Remove whitespace between
8677 function name and opening parenthesis.
8678 * archive.h: Likewise.
8680 * attributes.cc: Likewise.
8681 * attributes.h: Likewise.
8682 * common.cc: Likewise.
8683 * copy-relocs.cc: Likewise.
8684 * dirsearch.h: Likewise.
8685 * dynobj.cc: Likewise.
8686 * ehframe.cc: Likewise.
8687 * ehframe.h: Likewise.
8688 * expression.cc: Likewise.
8689 * fileread.cc: Likewise.
8690 * fileread.h: Likewise.
8692 * gold-threads.cc: Likewise.
8693 * gold.cc: Likewise.
8694 * i386.cc: Likewise.
8696 * incremental-dump.cc: Likewise.
8697 * incremental.cc: Likewise.
8698 * layout.cc: Likewise.
8699 * layout.h: Likewise.
8700 * main.cc: Likewise.
8701 * merge.cc: Likewise.
8702 * merge.h: Likewise.
8703 * object.cc: Likewise.
8704 * object.h: Likewise.
8705 * options.cc: Likewise.
8706 * options.h: Likewise.
8707 * output.cc: Likewise.
8708 * output.h: Likewise.
8709 * plugin.cc: Likewise.
8710 * plugin.h: Likewise.
8711 * powerpc.cc: Likewise.
8712 * reloc.cc: Likewise.
8713 * script-c.h: Likewise.
8714 * script-sections.cc: Likewise.
8715 * script.cc: Likewise.
8716 * stringpool.cc: Likewise.
8717 * symtab.cc: Likewise.
8718 * symtab.h: Likewise.
8719 * target.cc: Likewise.
8720 * timer.cc: Likewise.
8721 * timer.h: Likewise.
8722 * version.cc: Likewise.
8723 * x86_64.cc: Likewise.
8725 2010-08-24 Nick Clifton <nickc@redhat.com>
8728 * layout.cc (segment_precedes): Sort segments by their physical
8729 addresses, if they have been set.
8731 2010-08-23 Cary Coutant <ccoutant@google.com>
8733 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
8735 (Lib_group::include_member): Unlock object after deleting its
8737 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
8740 2010-08-19 Neil Vachharajani <nvachhar@google.com>
8741 Cary Coutant <ccoutant@google.com>
8743 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
8744 constructor, and set_blocker.
8745 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
8747 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
8748 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
8749 * testsuite/Makefile.am (start_lib_test): New test case.
8750 * testsuite/Makefile.in: Regenerate.
8751 * testsuite/start_lib_test_main.c: New file.
8752 * testsuite/start_lib_test_1.c: New file.
8753 * testsuite/start_lib_test_2.c: New file.
8754 * testsuite/start_lib_test_3.c: New file.
8756 2010-08-19 Ian Lance Taylor <iant@google.com>
8758 * Makefile.in: Rebuild with automake 1.11.1.
8759 * aclocal.m4: Likewise.
8760 * testsuite/Makefile.in: Likewise.
8762 2010-08-19 Ian Lance Taylor <iant@google.com>
8765 * i386.cc (class Output_data_plt_i386): Update declarations.
8766 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
8767 local_ifuncs_ fields.
8768 (Target_i386::do_plt_section_for_global): New function.
8769 (Target_i386::do_plt_section_for_local): New function.
8770 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
8771 parameter; change all callers. Initialize global_ifuncs_ and
8772 local_ifuncs_. If doing a static link define __rel_iplt_start and
8774 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
8775 (Output_data_plt_i386::add_local_ifunc_entry): New function.
8776 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
8778 (Target_i386::make_plt_section): New function, broken out of
8779 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
8780 (Target_i386::make_plt_entry): Call make_plt_section.
8781 (Target_i386::make_local_ifunc_plt_entry): New function.
8782 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
8783 (Target_i386::Scan::local): Handle IFUNC symbols. Add
8784 R_386_IRELATIVE to switch.
8785 (Target_i386::Scan::global): Likewise.
8786 (Target_i386::Relocate::relocate): Likewise.
8787 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
8789 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
8790 (Target_x86_64::do_plt_section_for_global): New function.
8791 (Target_x86_64::do_plt_section_for_local): New function.
8792 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
8793 parameter; change all callers. If doing a static link define
8794 __rela_iplt_start and __rela_iplt_end.
8795 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
8796 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
8797 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
8799 (Target_x86_64::make_local_ifunc_plt_entry): New function.
8800 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
8802 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
8803 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
8804 R_X86_64_IRELATIVE to switch.
8805 (Target_x86_64::Scan::global): Likewise.
8806 (Target_x86_64::Relocate::relocate): Likewise.
8807 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
8809 * target.h (class Target): Add plt_section_for_global and
8810 plt_section_for_local functions. Add do_plt_section_for_global
8811 and do_plt_section_for_local virtual functions.
8812 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
8813 clarifying comments.
8814 (Symbol::use_plt_offset): Handle IFUNC symbol.
8815 * object.cc (Sized_relobj::Sized_relobj): Initialize
8817 (Sized_relobj::local_has_plt_offset): New function.
8818 (Sized_relobj::local_plt_offset): New function.
8819 (Sized_relobj::set_local_plt_offset): New function.
8820 (Sized_relobj::do_count): Handle IFUNC symbol.
8821 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
8822 a bit away from input_shndx_ field. Add set_is_func_symbol and
8823 is_ifunc_symbol functions.
8824 (class Sized_relobj): Update declarations. Remove Tls_got_entry
8825 and Local_tls_got_offsets. Define Local_plt_offsets. Add
8826 local_plt_offsets_ field.
8827 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
8828 * output.h (class Output_section_data): Add non-const
8829 output_section function.
8830 (class Output_data_got): Update declarations.
8831 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
8832 Add use_plt_offset parameter to global and local constructors.
8833 Change all callers. Change local_sym_index_ field to 31 bits.
8834 Change GSYM_CODE and CONSTANT_CODE accordingly.
8835 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
8836 doing a static link don't set sh_link field.
8837 (Output_data_got::Got_entry::write): Use PLT offset if
8839 (Output_data_got::add_global_plt): New function.
8840 (Output_data_got::add_local_plt): New function.
8841 * target-reloc.h (relocate_section): Handle IFUNC symbol.
8842 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
8843 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
8844 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
8845 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
8847 * testsuite/ifunc-sel.h: New file.
8848 * testsuite/ifuncmain1.c: New file.
8849 * testsuite/ifuncmain1vis.c: New file.
8850 * testsuite/ifuncmod1.c: New file.
8851 * testsuite/ifuncdep2.c: New file.
8852 * testsuite/ifuncmain2.c: New file.
8853 * testsuite/ifuncmain3.c: New file.
8854 * testsuite/ifuncmod3.c: New file.
8855 * testsuite/ifuncmain4.c: New file.
8856 * testsuite/ifuncmain5.c: New file.
8857 * testsuite/ifuncmod5.c: New file.
8858 * testsuite/ifuncmain6pie.c: New file.
8859 * testsuite/ifuncmod6.c: New file.
8860 * testsuite/ifuncmain7.c: New file.
8861 * configure, testsuite/Makefile.in: Rebuild.
8863 2010-08-18 Ian Lance Taylor <iant@google.com>
8866 (Output_section_incremental_inputs::write_input_files): Add cast
8867 to avoid signed/unsigned comparison warning.
8868 (Output_section_incremental_inputs::write_info_blocks): Likewise.
8870 2010-08-12 Cary Coutant <ccoutant@google.com>
8872 * common.cc (Sort_commons::operator()): Remove unnecessary code.
8874 2010-08-13 Ian Lance Taylor <iant@google.com>
8876 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
8878 2010-08-12 Cary Coutant <ccoutant@google.com>
8879 Doug Kwan <dougkwan@google.com>
8881 * resolve.cc (Symbol_table::should_override): When a weak dynamic
8882 defintion overrides non-weak undef, remember that the original undef
8884 * symtab.cc (Symbol_table::sized_write_global): For undef without
8885 an original weak binding, set binding to global in output.
8886 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
8887 * testsuite/Makefile.in: Regenerate.
8888 * testsuite/strong_ref_weak_def.sh: New file.
8889 * testsuite/strong_ref_weak_def_1.c: Ditto.
8890 * testsuite/strong_ref_weak_def_2.c: Ditto.
8892 2010-08-12 Cary Coutant <ccoutant@google.com>
8894 * testsuite/incremental_test.sh: Rewrite.
8895 * testsuite/incremental_test_1.c: Rewrite.
8896 * testsuite/incremental_test_2.c: Rewrite.
8898 2010-08-12 Cary Coutant <ccoutant@google.com>
8900 * arm.cc (Target_arm::got_size): Add const.
8901 (Target_arm::got_entry_count): New function.
8902 (Target_arm::plt_entry_count): New function.
8903 (Target_arm::first_plt_entry_offset): New function.
8904 (Target_arm::plt_entry_size): New function.
8905 (Output_data_plt_arm::entry_count): New function.
8906 (Output_data_plt_arm::first_plt_entry_offset): New function.
8907 (Output_data_plt_arm::get_plt_entry_size): New function.
8908 * i386.cc (Target_i386::got_size): Add const.
8909 (Target_i386::got_entry_count): New function.
8910 (Target_i386::plt_entry_count): New function.
8911 (Target_i386::first_plt_entry_offset): New function.
8912 (Target_i386::plt_entry_size): New function.
8913 (Output_data_plt_i386::entry_count): New function.
8914 (Output_data_plt_i386::first_plt_entry_offset): New function.
8915 (Output_data_plt_i386::get_plt_entry_size): New function.
8916 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
8917 find_incremental_inputs_sections. Dump incremental_got_plt section.
8918 * incremental.cc: Include target.h.
8919 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
8920 parameter. Adjust all callers. Find incremental_got_plt section.
8921 (Incremental_inputs::create_data_sections): Create incremental_got_plt
8923 (Output_section_incremental_inputs::set_final_data_size): Calculate
8924 size of incremental_got_plt section.
8925 (Output_section_incremental_inputs::do_write): Write the
8926 incremental_got_plt section.
8927 (Got_plt_view_info): New struct.
8928 (Local_got_offset_visitor): New class.
8929 (Global_got_offset_visitor): New class.
8930 (Global_symbol_visitor_got_plt): New class.
8931 (Output_section_incremental_inputs::write_got_plt): New function.
8932 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
8933 Add parameter. Adjust all callers.
8934 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
8935 (Incremental_inputs::got_plt_section): New function.
8936 (Incremental_inputs::got_plt_section_): New data member.
8937 (Incremental_got_plt_reader): New class.
8938 * layout.cc (Layout::create_incremental_info_sections): Add the
8939 incremental_got_plt section.
8940 * object.h (Got_offset_list::get_list): New function.
8941 (Got offset_list::for_all_got_offsets): New function.
8942 (Sized_relobj::local_got_offset_list): New function.
8943 * powerpc.cc (Target_powerpc::got_size): Add const.
8944 (Target_powerpc::got_entry_count): New function.
8945 (Target_powerpc::plt_entry_count): New function.
8946 (Target_powerpc::first_plt_entry_offset): New function.
8947 (Target_powerpc::plt_entry_size): New function.
8948 (Output_data_plt_powerpc::entry_count): New function.
8949 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
8950 (Output_data_plt_powerpc::get_plt_entry_size): New function.
8951 * sparc.cc (Target_sparc::got_size): Add const.
8952 (Target_sparc::got_entry_count): New function.
8953 (Target_sparc::plt_entry_count): New function.
8954 (Target_sparc::first_plt_entry_offset): New function.
8955 (Target_sparc::plt_entry_size): New function.
8956 (Output_data_plt_sparc::entry_count): New function.
8957 (Output_data_plt_sparc::first_plt_entry_offset): New function.
8958 (Output_data_plt_sparc::get_plt_entry_size): New function.
8959 * symtab.h (Symbol::got_offset_list): New function.
8960 (Symbol_table::for_all_symbols): New function.
8961 * target.h (Sized_target::got_entry_count): New function.
8962 (Sized_target::plt_entry_count): New function.
8963 (Sized_target::plt_entry_size): New function.
8964 * x86_64.cc (Target_x86_64::got_size): Add const.
8965 (Target_x86_64::got_entry_count): New function.
8966 (Target_x86_64::plt_entry_count): New function.
8967 (Target_x86_64::first_plt_entry_offset): New function.
8968 (Target_x86_64::plt_entry_size): New function.
8969 (Output_data_plt_x86_64::entry_count): New function.
8970 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
8971 (Output_data_plt_x86_64::get_plt_entry_size): New function.
8973 2010-08-12 Cary Coutant <ccoutant@google.com>
8975 * archive.cc: Include incremental.h.
8976 (Archive::Archive): Initialize incremental_info_.
8977 (Archive::include_member): Record archive members in incremental info.
8978 (Add_archive_symbols::run): Record begin and end of an archive in
8980 (Lib_group::include_member): Record objects in incremental info.
8981 * archive.h (Incremental_archive_entry): Forward declaration.
8982 (Archive::set_incremental_info): New member function.
8983 (Archive::incremental_info): New member function.
8984 (Archive::Unused_symbol_iterator): New class.
8985 (Archive::unused_symbols_begin): New member function.
8986 (Archive::unused_symbols_end): New member function.
8987 (Archive::incremental_info_): New data member.
8988 * incremental-dump.cc (find_input_containing_global): New function.
8989 (dump_incremental_inputs): Dump new incremental info sections.
8990 * incremental.cc: Include symtab.h.
8991 (Output_section_incremental_inputs): New class.
8992 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
8993 new incremental info sections.
8994 (Sized_incremental_binary::do_check_inputs): Likewise.
8995 (Incremental_inputs::report_archive): Remove.
8996 (Incremental_inputs::report_archive_begin): New function.
8997 (Incremental_inputs::report_archive_end): New function.
8998 (Incremental_inputs::report_object): New function.
8999 (Incremental_inputs::finalize_inputs): Remove.
9000 (Incremental_inputs::report_input_section): New function.
9001 (Incremental_inputs::report_script): Rewrite.
9002 (Incremental_inputs::finalize): Do nothing but finalize string table.
9003 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
9004 (Incremental_inputs::sized_create_inputs_section_data): Remove.
9005 (Incremental_inputs::create_data_sections): New function.
9006 (Incremental_inputs::relocs_entsize): New function.
9007 (Output_section_incremental_inputs::set_final_data_size): New function.
9008 (Output_section_incremental_inputs::do_write): New function.
9009 (Output_section_incremental_inputs::write_header): New function.
9010 (Output_section_incremental_inputs::write_input_files): New function.
9011 (Output_section_incremental_inputs::write_info_blocks): New function.
9012 (Output_section_incremental_inputs::write_symtab): New function.
9013 * incremental.h (Incremental_script_entry): Forward declaration.
9014 (Incremental_object_entry): Forward declaration.
9015 (Incremental_archive_entry): Forward declaration.
9016 (Incremental_inputs): Forward declaration.
9017 (Incremental_inputs_header_data): Remove.
9018 (Incremental_inputs_header): Remove.
9019 (Incremental_inputs_header_write): Remove.
9020 (Incremental_inputs_entry_data): Remove.
9021 (Incremental_inputs_entry): Remove.
9022 (Incremental_inputs_entry_write): Remove.
9023 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
9024 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
9025 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
9026 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
9028 (Incremental_input_entry): New class.
9029 (Incremental_script_entry): New class.
9030 (Incremental_object_entry): New class.
9031 (Incremental_archive_entry): New class.
9032 (Incremental_inputs::Incremental_inputs): Initialize new data members.
9033 (Incremental_inputs::report_inputs): Remove.
9034 (Incremental_inputs::report_archive): Remove.
9035 (Incremental_inputs::report_archive_begin): New function.
9036 (Incremental_inputs::report_archive_end): New function.
9037 (Incremental_inputs::report_object): Change prototype.
9038 (Incremental_inputs::report_input_section): New function.
9039 (Incremental_inputs::report_script): Change prototype.
9040 (Incremental_inputs::get_reloc_count): New function.
9041 (Incremental_inputs::set_reloc_count): New function.
9042 (Incremental_inputs::create_data_sections): New function.
9043 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
9044 (Incremental_inputs::inputs_section): New function.
9045 (Incremental_inputs::symtab_section): New function.
9046 (Incremental_inputs::relocs_section): New function.
9047 (Incremental_inputs::get_stringpool): Add const.
9048 (Incremental_inputs::command_line): Add const.
9049 (Incremental_inputs::inputs): Remove.
9050 (Incremental_inputs::command_line_key): New function.
9051 (Incremental_inputs::input_file_count): New function.
9052 (Incremental_inputs::input_files): New function.
9053 (Incremental_inputs::relocs_entsize): New function.
9054 (Incremental_inputs::sized_create_inputs_section_data): Remove.
9055 (Incremental_inputs::finalize_inputs): Remove.
9056 (Incremental_inputs::Input_info): Remove.
9057 (Incremental_inputs::lock_): Remove.
9058 (Incremental_inputs::inputs_): Change type.
9059 (Incremental_inputs::inputs_map_): Remove.
9060 (Incremental_inputs::current_object_entry_): New data member.
9061 (Incremental_inputs::inputs_section_): New data member.
9062 (Incremental_inputs::symtab_section_): New data member.
9063 (Incremental_inputs::relocs_section_): New data member.
9064 (Incremental_inputs::reloc_count_): New data member.
9065 (Incremental_inputs_reader): New class.
9066 (Incremental_symtab_reader): New class.
9067 (Incremental_relocs_reader): New class.
9068 * layout.cc (Layout::finalize): Move finalization of incremental info
9069 and creation of incremental info sections to follow finalization of
9070 symbol table. Set offsets for postprocessing sections.
9071 (Layout::create_incremental_info_sections): Call
9072 Incremental_inputs::create_data_sections. Add incremental symtab
9073 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
9074 sections to layout after input sections.
9075 * layout.h (struct Timespec): Forward declaration.
9076 (Layout::incremental_inputs): Add const.
9077 (Layout::create_incremental_info_sections): Add parameter.
9078 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
9079 * object.cc: Include incremental.h.
9080 (Relobj::finalize_incremental_relocs): New function.
9081 (Sized_relobj::do_layout): Record input sections in incremental info.
9082 * object.h (Object::output_section): New function.
9083 (Object::output_section_offset): Moved from Relobj.
9084 (Object::get_incremental_reloc_base): New function.
9085 (Object::get_incremental_reloc_count): New function.
9086 (Object::do_output_section): New function.
9087 (Object::do_output_section_offset): Moved from Relobj.
9088 (Object::do_get_incremental_reloc_base): New function.
9089 (Object::do_get_incremental_reloc_count): New function.
9090 (Object::Object): Initialize new data members.
9091 (Relobj::output_section): Renamed do_output_section and moved to
9093 (Relobj::output_section_offset): Moved to Object.
9094 (Relobj::do_get_incremental_reloc_base): New function.
9095 (Relobj::do_get_incremental_reloc_count): New function.
9096 (Relobj::allocate_incremental_reloc_counts): New function.
9097 (Relobj::count_incremental_reloc): New function.
9098 (Relobj::finalize_incremental_relocs): New function.
9099 (Relobj::next_incremental_reloc_index): New function.
9100 (Relobj::reloc_counts_): New data member.
9101 (Relobj::reloc_bases_): New data member.
9102 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
9103 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
9104 (Sized_relobj::incremental_relocs_scan): New function.
9105 (Sized_relobj::incremental_relocs_scan_reltype): New function.
9106 (Sized_relobj::incremental_relocs_write): New function.
9107 (Sized_relobj::incremental_relocs_write_reltype): New function.
9108 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
9110 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
9111 archives and object files elsewhere.
9112 (Add_symbols::run): Report object files here.
9113 (Finish_group::run): Report end of archive at end of group.
9114 * reloc.cc: Include layout.h, incremental.h.
9115 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
9116 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
9117 (Sized_relobj::incremental_relocs_scan): New function.
9118 (Sized_relobj::incremental_relocs_scan_reltype): New function.
9119 (Sized_relobj::do_relocate_sections): Write incremental relocations.
9120 (Sized_relobj::incremental_relocs_write): New function.
9121 (Sized_relobj::incremental_relocs_write_reltype): New function.
9122 * script.cc (read_input_script): Rewrite test for incremental link.
9123 Change call to Incremental_inputs::report_script.
9124 * symtab.h (Symbol_table::first_global_index): New function.
9125 (Symbol_table::output_count): New function.
9127 2010-08-12 Doug Kwan <dougkwan@google.com>
9129 * arm.cc (Target_arm::merge_object_attributes): Check command line
9130 options --no-wchar-size-warning and --no-enum-size-warning.
9131 * options.h (General_options): Add ld-compatible options
9132 --no-enum-size-warning and --no-wchar-size-warning.
9134 2010-08-04 Ian Lance Taylor <iant@google.com>
9136 * x86_64.cc (Target_x86_64::Scan::local): Use
9137 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
9138 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
9139 (Target_x86_64::Scan::global): Likewise.
9140 (Target_x86_64::Relocate::relocate): Likewise.
9141 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
9144 2010-08-03 Cary Coutant <ccoutant@google.com>
9146 * merge.cc (Output_merge_string::do_add_input_section): Count strings
9147 to reserve space in merged_strings vector. Keep total input size
9149 (Output_merge_string::do_print_merge_stats): Print total input size.
9150 * merge.h (Output_merge_string): Add input_size_ field.
9151 * stringpool.cc (Stringpool_template::string_length): Move
9152 implementations out of Stringpool_template class and place in
9154 * stringpool.h (string_length): Move out of Stringpool_template.
9156 2010-08-03 Ian Lance Taylor <iant@google.com>
9159 * layout.cc (relaxation_loop_body): If address of load segment is
9160 set, adjust address to include headers if possible.
9162 2010-08-03 Ian Lance Taylor <iant@google.com>
9164 * version.cc (version_string): Bump to 1.10.
9166 2010-08-03 Ian Lance Taylor <iant@google.com>
9169 * layout.h (enum Output_section_order): Define.
9170 (class Layout): Update declarations.
9171 * layout.cc (Layout::get_output_section): Add order parameter.
9172 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
9173 is_first_non_relro parameters. Change all callers.
9174 (Layout::choose_output_section): Likewise.
9175 (Layout::add_output_section_data): Likewise.
9176 (Layout::make_output_section): Likewise. Set order.
9177 (Layout::default_section_order): New function.
9178 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
9179 * output.cc (Output_section::Output_section): Initialize order_.
9180 Don't initialize deleted fields.
9181 (Output_segment::Output_segment): Don't initialize deleted
9183 (Output_segment::add_output_section_to_load): New function
9184 replacing add_output_section. Change all callers to call this or
9185 add_output_section_to_nonload.
9186 (Output_segment::add_output_section_to_nonload): New function.
9187 (Output_segment::remove_output_section): Rewrite.
9188 (Output_segment::add_initial_output_data): Likewise.
9189 (Output_segment::has_any_data_sections): Likewise.
9190 (Output_segment::is_first_section_relro): Likewise.
9191 (Output_segment::maximum_alignment): Likewise.
9192 (Output_segment::has_dynamic_reloc): New function replacing
9193 dynamic_reloc_count. Change all callers.
9194 (Output_segment::has_dynamic_reloc_list): New function replacing
9195 dynamic_reloc_count_list. Change all callers.
9196 (Output_segment::set_section_addresses): Rewrite.
9197 (Output_segment::set_offset): Rewrite.
9198 (Output_segment::find_first_and_last_list): Remove.
9199 (Output_segment::set_tls_offsets): Rewrite.
9200 (Output_segment::first_section_load_address): Likewise.
9201 (Output_segment::output_section_count): Likewise.
9202 (Output_segment::section_with_lowest_load_address): Likewise.
9203 (Output_segment::write_section_headers): Likewise.
9204 (Output_segment::print_sections_to_map): Likewise.
9205 * output.h (class Output_data): Remove dynamic_reloc_count_
9206 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
9207 (Output_data::add_dynamic_reloc): Rewrite.
9208 (Output_data::has_dynamic_reloc): New function.
9209 (Output_data::dynamic_reloc_count): Remove.
9210 (class Output_section): Add order_ field. Remvoe is_relro_local_,
9211 is_last_relro_, is_first_non_relro_, is_interp_,
9212 is_dynamic_linker_section_ fields. Add order and set_order
9213 functions. Remove is_relro_local, set_is_relro_local,
9214 is_last_relro, set_is_last_relro, is_first_non_relro,
9215 set_is_first_non_relro functions, is_interp, set_is_interp,
9216 is_dynamic_linker_section, and set_is_dynamic_linker_section
9218 (class Output_segment): Change Output_data_list from std::list to
9219 std:;vector. Add output_lists_ field. Remove output_data_ and
9220 output_bss_ fields. Update declarations.
9222 2010-08-02 Ian Lance Taylor <iant@google.com>
9224 * arm.cc (Target_arm::gc_process_relocs): Use typename.
9225 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
9226 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
9228 2010-08-02 Ian Lance Taylor <iant@google.com>
9231 * script.cc (Script_options::Script_options): Initialize
9232 symbol_definitions_ and symbol_references_.
9233 (Script_options::add_symbol_assignment): Update
9234 symbol_definitions_ and symbol_references_.
9235 (Script_options::add_symbol_reference): New function.
9236 (script_symbol): New function.
9237 * script.h (class Script_options): Add symbol_definitions_ and
9238 symbol_references_ fields.
9239 (Script_options::referenced_const_iterator): New type.
9240 (Script_options::referenced_begin): New function.
9241 (Script_options::referenced_end): New function.
9242 (Script_options::is_referenced): New function.
9243 (Script_options::any_unreferenced): New function.
9244 * script-c.h (script_symbol): Declare.
9245 * yyscript.y (exp): Call script_symbol.
9246 * symtab.cc: Include "script.h".
9247 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
9248 Change all callers. Check symbols referenced by scripts.
9249 (Symbol_table::add_undefined_symbols_from_command_line): Add
9250 layout parameter. Change all callers.
9251 (Symbol_table::do_add_undefined_symbols_from_command_line):
9252 Likewise. Break out loop body. Check symbols referenced by
9254 (Symbol_table::add_undefined_symbol_from_command_line): New
9255 function broken out of
9256 do_add_undefined_symbols_from_command_line.
9257 * symtab.h (class Symbol_table): Update declarations.
9258 * archive.cc: Include "layout.h".
9259 (Archive::should_include_member): Add layout parameter. Change
9260 all callers. Check for symbol mentioned in expression.
9261 * archive.h (class Archive): Update declaration.
9262 * object.cc (Sized_relobj::do_should_include_member): Add layout
9264 * object.h (Object::should_include_member): Add layout parameter.
9266 (Object::do_should_include_member): Add layout parameter.
9267 (class Sized_relobj): Update declaration.
9268 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
9270 * dynobj.h (class Sized_dynobj): Update declaration.
9271 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
9273 * plugin.h (class Sized_pluginobj): Update declaration.
9275 2010-08-02 Ian Lance Taylor <iant@google.com>
9278 * output.cc (Output_segment::set_offset): Search for the first and
9279 last sections rather than assuming that the list is in order.
9280 (Output_segment::find_first_and_last_list): New function.
9281 * output.h (class Output_segment): Update declarations.
9282 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
9283 (relro_strip_test_SOURCES): New variable.
9284 (relro_strip_test_DEPENDENCIES): New variable.
9285 (relro_strip_test_LDFLAGS): New variable.
9286 (relro_strip_test_LDADD): New variable.
9287 (relro_strip_test.so): New target.
9289 2010-08-02 Ian Lance Taylor <iant@google.com>
9291 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
9292 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
9293 (Target_i386::got_tlsdesc_section): New function.
9294 (Target_i386::got_section): Create space for GOT entries for
9295 TLSDESC relocations.
9296 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
9298 (Target_i386::Scan::global): Likewise.
9299 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
9301 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
9302 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
9303 (Target_x86_64::got_tlsdesc_section): New function.
9304 (Target_x86_64::got_section): Create space for GOT entries for
9305 TLSDESC relocations.
9306 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
9308 (Target_x86_64::Scan::global): Likewise.
9309 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
9312 2010-08-02 Ian Lance Taylor <iant@google.com>
9314 * testsuite/final_layout.sh: Use dc to convert from hex to
9317 2010-07-29 Sriraman Tallam <tmsriram@google.com>
9319 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
9320 paramter to the call to gold::gc_process_relocs.
9321 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
9322 paramter to the call to gold::gc_process_relocs.
9323 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
9324 parameter to the call to gold::gc_process_relocs.
9325 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
9326 template parameter to the call to gold::gc_process_relocs.
9327 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
9328 paramter to the call to gold::gc_process_relocs.
9329 * gc.h (get_embedded_addend_size): New function.
9330 (gc_process_relocs): Save the size of the reloc for use by ICF.
9331 * icf.cc (get_section_contents): Get the addend from the text section
9332 for SHT_REL relocation sections.
9333 * icf.h (Icf::Reloc_addend_size_info): New typedef.
9334 (Icf::Reloc_info): Add new member reloc_addend_size_info.
9335 * int_encoding.h (read_from_pointer): New overloaded function.
9336 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
9337 * testsuite/icf_sht_rel_addend_test.sh: New file.
9338 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
9339 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
9341 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9343 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
9344 * Makefile.in: Regenerate.
9345 * testsuite/Makefile.in: Regenerate.
9347 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
9349 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
9350 * gold/testsuite/debug_msg.cc: Likewise.
9351 * gold/testsuite/odr_violation1.cc
9352 * gold/testsuite/odr_violation2.cc
9354 2010-07-21 Cary Coutant <ccoutant@google.com>
9356 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
9357 string, and length fields.
9358 (Output_merge_string::Merged_strings_list): New type.
9359 (Output_merge_string::Merged_strings_lists): New typedef.
9360 (Output_merge_string): Replace merged_strings_ with
9361 merged_strings_lists_.
9362 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
9363 Merged_strings_list per input object and section. Don't store pointer
9364 to the string. Don't store length with each merged string entry.
9365 (Output_merge_string::finalize_merged_data): Loop over list of merged
9366 strings lists. Recompute length of each merged string.
9368 2010-07-15 Cary Coutant <ccoutant@google.com>
9370 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
9373 2010-07-14 Ian Lance Taylor <iant@google.com>
9375 * descriptors.cc (Descriptors::open): Report correct name in error
9378 2010-07-13 Doug Kwan <dougkwan@google.com>
9380 * arm.cc (Arm_input_section::Arm_input_section): For a
9381 SHT_ARM_EXIDX section, always keeps the input sections.
9382 (Arm_input_section::set_exidx_section_link): New method.
9383 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
9384 has_errors_ to false.
9385 (Arm_exidx_input_section::has_errors,
9386 Arm_exidx_input_section::set_has_errors): New methods.
9387 (Arm_exidx_input_section::has_errors_): New data member.
9388 (Arm_relobj::get_exidx_shndx_list): New method.
9389 (Arm_output_section::append_text_sections_to_list): Do not skip
9390 section without SHF_EXECINSTR.
9391 (Arm_output_section::fix_exidx_coverage): Skip input sections with
9393 (Arm_relobj::make_exidx_input_section): Add new parameter for text
9394 section header. Make error messages more verbose. Check for
9395 a non-executable section linked to an EXIDX section.
9396 (Arm_relobj::do_read_symbols): Remove error checking, which has been
9397 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
9398 check that there is no deferred EXIDX section if we exit early.
9399 Instead of not making an EXIDX section in case of an error, make one
9400 and set the has_errors flag of it.
9401 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
9402 in a relocatable link.
9403 (Target_arm::do_relax): Look for the EXIDX output section instead of
9404 assuming that it is called .ARM.exidx.
9405 (Target_arm::fix_exidx_coverage): Add a new parameter for input
9406 section list. Do not check for SHF_EXECINSTR section flags but
9407 skip any input section with errors.
9408 * output.cc (Output_section::Output_section): Initialize
9409 always_keeps_input_sections_ to false.
9410 (Output_section::add_input_section): Check for
9411 always_keeps_input_sections_.
9412 * output.h (Output_section::always_keeps_input_sections,
9413 Output_section::set_always_keeps_input_sections): New methods.
9414 (Output_section::always_keeps_input_sections): New data member.
9416 2010-07-13 Rafael Espindola <espindola@google.com>
9418 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
9419 * fileread.h (Input_file): Add try_extra_search_path and find_file.
9421 2010-07-13 Philip Herron <herron.philip@googlemail.com>
9422 Ian Lance Taylor <iant@google.com>
9424 * output.h (Output_section_lookup_maps::add_merge_section):
9425 Correct check of whether value was inserted.
9426 (Output_section_lookup_maps::add_merge_input_section): Likewise.
9427 (Output_section_lookup_maps::add_relaxed_input_section):
9429 * arm.cc (Target_arm::got_section): Remove used local os.
9430 * i386.cc (Target_i386::got_section): Likewise.
9431 * x86_64.cc (Target_x86_64::got_section): Likewise.
9432 * sparc.cc (Target_sparc::got_section): Likewise.
9433 (Target_sparc::relocate): Remove unused local have_got_offset.
9434 * powerpc.cc (Target_powerpc::relocate): Likewise.
9436 2010-07-13 Ian Lance Taylor <iant@google.com>
9438 * compressed_output.cc (zlib_decompress): Fix signature in
9441 * archive.cc (Archive::include_member): Unlock an external member
9442 of a thin archive. Don't bother to delete an object we know is
9445 2010-07-12 Cary Coutant <ccoutant@google.com>
9447 * compressed_output.cc (zlib_decompress): New function.
9448 (get_uncompressed_size): New function.
9449 (decompress_input_section): New function.
9450 * compressed_output.h (get_uncompressed_size): New function.
9451 (decompress_input_section): New function.
9452 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
9453 Handle compressed debug sections.
9454 * layout.cc (is_compressed_debug_section): New function.
9455 (Layout::output_section_name): Map compressed section names to
9457 * layout.h (is_compressed_debug_section): New function.
9458 (is_debug_info_section): Recognize compressed debug sections.
9459 * merge.cc: Include compressed_output.h.
9460 (Output_merge_data::do_add_input_section): Handle compressed
9462 (Output_merge_string::do_add_input_section): Handle compressed
9464 * object.cc: Include compressed_output.h.
9465 (Sized_relobj::Sized_relobj): Initialize new data members.
9466 (build_compressed_section_map): New function.
9467 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
9468 * object.h (Object::section_is_compressed): New method.
9469 (Object::do_section_is_compressed): New method.
9470 (Sized_relobj::Compressed_section_map): New type.
9471 (Sized_relobj::do_section_is_compressed): New method.
9472 (Sized_relobj::compressed_sections_): New data member.
9473 * output.cc (Output_section::add_input_section): Handle compressed
9475 * reloc.cc: Include compressed_output.h.
9476 (Sized_relobj::write_sections): Handle compressed debug sections.
9478 2010-07-08 Cary Coutant <ccoutant@google.com>
9480 * resolve.cc (Symbol_table::resolve): Remember whether undef was
9481 weak when resolving to a dynamic def.
9482 (Symbol_table::should_override): Add adjust_dyndef flag; set it
9483 for weak undef/dynamic def cases. Adjust callers.
9484 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
9485 undef_binding_weak_.
9486 (Symbol_table::sized_write_globals): Adjust symbol binding.
9487 (Symbol_table::sized_write_symbol): Add binding parameter.
9488 * symtab.h (Symbol::set_undef_binding): New method.
9489 (Symbol::is_undef_binding_weak): New method.
9490 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
9491 (Symbol_table::should_override): Add new parameter.
9492 (Symbol_table::sized_write_symbol): Add new parameter.
9494 * testsuite/weak_undef_file1.cc: Add new test case.
9495 * testsuite/weak_undef_file2.cc: Fix header comment.
9496 * testsuite/weak_undef_test.cc: Add new test case.
9498 2010-06-29 Doug Kwan <dougkwan@google.com>
9500 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
9501 Initialize USE_SYMBOL_.
9502 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
9504 (Arm_reloc_property::uses_symbol_): New data member declaration.
9505 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
9506 uses symbol value and symbol is undefined but not weakly undefined.
9508 2010-06-28 Rafael Espindola <espindola@google.com>
9510 * plugin.cc (Plugin::load): Use dlerror.
9512 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
9514 * symtab.cc (detect_odr_violations): When reporting an ODR
9515 violation, report an object where the symbol is defined.
9517 2010-06-25 Doug Kwan <dougkwan@google.com>
9519 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
9520 (Target_arm::section_may_have_icf_unsafe_pointers): New method
9522 (Target_arm::Scan::local_reloc_may_be_function_pointer,
9523 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
9524 target hook to detect function points.
9525 (Target_arm::Scan::possible_function_pointer_reloc): New method.
9526 * icf.h (Icf::check_section_for_function_pointers): Change type of
9527 parameter SECTION_NAME to const reference to std::string. Use
9528 target hook to determine if section may have unsafe pointers.
9529 * target.h (Target::section_may_have_icf_unsafe_pointers): New
9532 2010-06-21 Rafael Espindola <espindola@google.com>
9534 * fileread.cc (Input_file::find_fie): New
9535 (Input_file::open): Use Input_file::find_fie.
9536 * fileread.h (Input_file::find_fie): New
9537 * plugin.cc (set_extra_library_path): New.
9538 (Plugin::load): Add set_extra_library_path to the transfer vector.
9539 (Plugin_manager::set_extra_library_path): New.
9540 (Plugin_manager::add_input_file): Use the extra search path if set.
9541 (set_extra_library_path(): New.
9542 * plugin.h (Plugin_manager): Add set_extra_library_path and
9545 2010-06-19 Cary Coutant <ccoutant@google.com>
9547 * layout.cc (gdb_sections): Add .debug_types.
9548 (lines_only_debug_sections): Likewise.
9550 2010-06-18 Rafael Espindola <espindola@google.com>
9552 * plugin.cc (add_input_file,add_input_library)
9553 (Plugin_manager::add_input_file): Make filename arguments const.
9554 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
9557 2010-06-16 Doug Kwan <dougkwan@google.com>
9559 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
9560 .ARM.attributes section if we have not merged any input
9561 attributes sections.
9563 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9565 * arm.cc: Allow combining objects with no EABI version
9568 2010-06-15 Rafael Espindola <espindola@google.com>
9570 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
9572 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9574 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
9575 (struct iovec): Correct !HAVE_READV definition.
9577 2010-06-10 Cary Coutant <ccoutant@google.com>
9579 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
9580 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
9582 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
9585 * symtab.h (Symbol::is_placeholder): New member function.
9586 * target-reloc.h (relocate_section): Check for placeholder symbols.
9588 * testsuite/Makefile.am (plugin_test_8): New test.
9589 (plugin_test_9): New test.
9590 * testsuite/Makefile.in: Regenerate.
9592 2010-06-09 Nick Clifton <nickc@redhat.com>
9594 * yyscript.y (input_list_element): Allow strings prefixed with
9595 the '-' character. Treat these as libraries.
9596 * script.cc (script_add_library): New function. Adds a library
9597 specified by "-l<name>" found in an input script.
9598 * script-c.h: Add prototype for script_add_library.
9600 2010-06-07 Doug Kwan <dougkwan@google.com>
9602 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
9603 Restrict stub-group size to be within long conditional branch
9604 range when working around cortex-A8 erratum.
9606 2010-06-07 Damien Diederen <dd@crosstwine.com>
9608 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
9611 2010-06-03 Sriraman Tallam <tmsriram@google.com>
9615 (Output_section::Input_section_sort_entry::compare_section_ordering):
9616 Change to return non-zero correctly.
9617 (Output_section::Input_section_sort_section_order_index_compare
9618 ::operator()): Change to fix ambiguity in comparisons.
9620 2010-06-01 Sriraman Tallam <tmsriram@google.com>
9622 * gold.h (is_wildcard_string): New function.
9623 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
9624 (Layout::layout_eh_frame): Ditto.
9625 (Layout::find_section_order_index): New method.
9626 (Layout::read_layout_from_file): New method.
9627 * layout.h (Layout::find_section_order_index): New method.
9628 (Layout::read_layout_from_file): New method.
9629 (Layout::input_section_position_): New private member.
9630 (Layout::input_section_glob_): New private member.
9631 * main.cc (main): Call read_layout_from_file here.
9632 * options.h (--section-ordering-file): New option.
9633 * output.cc (Output_section::input_section_order_specified_): New
9635 (Output_section::Output_section): Initialize new member.
9636 (Output_section::add_input_section): Add new parameter.
9637 Keep input sections when --section-ordering-file is used.
9638 (Output_section::set_final_data_size): Sort input sections when
9639 section ordering file is specified.
9640 (Output_section::Input_section_sort_entry): Add new parameter.
9642 (Output_section::Input_section_sort_entry::compare_section_ordering):
9644 (Output_section::Input_section_sort_compare::operator()): Change to
9645 consider section_order_index.
9646 (Output_section::Input_section_sort_init_fini_compare::operator()):
9647 Change to consider section_order_index.
9648 (Output_section::Input_section_sort_section_order_index_compare
9649 ::operator()): New method.
9650 (Output_section::sort_attached_input_sections): Change to sort
9651 according to section order when specified.
9652 (Output_section::add_input_section<32, true>): Add new parameter.
9653 (Output_section::add_input_section<64, true>): Add new parameter.
9654 (Output_section::add_input_section<32, false>): Add new parameter.
9655 (Output_section::add_input_section<64, false>): Add new parameter.
9656 * output.h (Output_section::add_input_section): Add new parameter.
9657 (Output_section::input_section_order_specified): New
9659 (Output_section::set_input_section_order_specified): New method.
9660 (Input_section::Input_section): Initialize section_order_index_.
9661 (Input_section::section_order_index): New method.
9662 (Input_section::set_section_order_index): New method.
9663 (Input_section::section_order_index_): New member.
9664 (Input_section::Input_section_sort_section_order_index_compare): New
9666 (Output_section::input_section_order_specified_): New member.
9667 * script-sections.cc (is_wildcard_string): Delete and move modified
9669 (Output_section_element_input::Output_section_element_input): Modify
9670 call to is_wildcard_string.
9671 (Output_section_element_input::Input_section_pattern
9672 ::Input_section_pattern): Ditto.
9673 (Output_section_element_input::Output_section_element_input): Ditto.
9674 * testsuite/Makefile.am (final_layout): New test case.
9675 * testsuite/Makefile.in: Regenerate.
9676 * testsuite/final_layout.cc: New file.
9677 * testsuite/final_layout.sh: New file.
9679 2010-06-01 Rafael Espindola <espindola@google.com>
9681 * plugin.cc (Plugin::load): Pass the output name to the plugin.
9683 2010-06-01 Rafael Espindola <espindola@google.com>
9685 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
9686 visibility of symbols.
9688 2010-05-27 Doug Kwan <dougkwan@google.com>
9690 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
9691 from start of output section instead of address for a local symbol
9692 in a merged or relaxed section when doing a relocatable link.
9694 2010-05-26 Rafael Espindola <espindola@google.com>
9697 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
9698 adding sections the garbage collector removed.
9699 * gold/testsuite/Makefile.am: Add test.
9700 * gold/testsuite/Makefile.in: Regenerate.
9701 * gold/testsuite/plugin_test_7.sh: New.
9702 * gold/testsuite/plugin_test_7_1.c: New.
9703 * gold/testsuite/plugin_test_7_2.c: New.
9705 2010-05-26 Rafael Espindola <espindola@google.com>
9707 * script-sections.cc (Output_section_definition::set_section_addresses):
9708 Check for --section-start.
9710 2010-05-26 Doug Kwan <dougkwan@google.com>
9712 * arm.cc (Arm_scan_relocatable_relocs): New class.
9713 (Target_arm::relocate_special_relocatable): New method.
9714 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
9715 (Arm_relocate_functions::thumb_branch_common): Same.
9716 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
9717 instead of Default_scan_relocatable_relocs.
9718 * target-reloc.h (relocate_for_relocatable): Let target handle
9719 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
9720 * target.h (Sized_target::relocate_special_relocatable): New method.
9722 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9724 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
9726 2010-05-23 Doug Kwan <dougkwan@google.com>
9728 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
9730 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
9731 with a direct branch, not a conditional branch, to a stub.
9732 * merge.cc (Output_merge_base::record_input_section): New method
9734 (Output_merge_data::do_add_input_section): Record input section if
9735 keeps-input-sections flag is set.
9736 (Output_merge_string::do_add_input_section): Ditto.
9737 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
9738 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
9740 (Output_merge_base::keeps_input_sections,
9741 Output_merge_base::set_keeps_input_sections,
9742 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
9744 (Output_merge_base::Input_sections): New type declaration.
9745 (Output_merge_base::input_sections_begin,
9746 Output_merge_base::input_sections_end,
9747 Output_merge_base::do_set_keeps_input_sections): New method definitions.
9748 (Output_merge_base::bool keeps_input_sections_,
9749 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
9750 Output_merge_base::input_sections_): New data members.
9751 (Output_merge_data::do_set_keeps_input_sections): New method
9753 (Output_merge_string::do_set_keeps_input_sections): Ditto.
9754 * output.cc (Output_section::Input_section::relobj): Move method
9755 defintion from class declaration to here and handle merge sections.
9756 (Output_section::Input_section::shndx): Ditto.
9757 (Output_section::Output_section): Remove initializations of removed
9758 data members and initialize new data member LOOKUP_MAPS_.
9759 (Output_section::add_input_section): Set keeps-input-sections flag
9760 for a newly created merge output section as appropriate. Adjust code
9761 to use Output_section_lookup_maps class.
9762 (Output_section::add_relaxed_input_section): Adjst code for lookup
9763 maps code refactoring.
9764 (Output_section::add_merge_input_section): Add a new parameter
9765 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
9766 class. If adding input section to a newly created merge output
9767 section fails, remove the new merge section.
9768 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
9769 Adjust code for use of the Output_section_lookup_maps class.
9770 (Output_section::find_merge_section): Ditto.
9771 (Output_section::build_lookup_maps): New method defintion.
9772 (Output_section::find_relaxed_input_section): Adjust code to use
9773 Output_section_lookup_maps class.
9774 (Output_section::get_input_sections): Export merge sections. Adjust
9775 code to use Output_section_lookup_maps class.
9776 (Output_section:::add_script_input_section): Adjust code to use
9777 Output_section_lookup_maps class. Update lookup maps for merge
9779 (Output_section::discard_states): Use Output_section_lookup_maps.
9780 (Output_section::restore_states): Same.
9781 * output.h (Merge_section_properties): Move class defintion out of
9783 (Output_section_lookup_maps): New class.
9784 (Output_section::Input_section::is_merge_section): New method
9786 (Output_section::Input_section::relobj): Move defintion out of class
9787 defintion. Declare method only.
9788 (Output_section::Input_section::shndx): Ditto.
9789 (Output_section::Input_section::output_merge_base): New method defintion.
9790 (Output_section::Input_section::u2_.pomb): New union field.
9791 (Output_section::Merge_section_by_properties_map,
9792 Output_section::Output_section_data_by_input_section_map,
9793 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
9795 (Output_section::add_merge_input_section): Add new parameter
9796 KEEPS_INPUT_SECTIONS.
9797 (Output_section::build_lookup_maps): New method declaration.
9798 (Output_section::merge_section_map_,
9799 Output_section::merge_section_by_properties_map_,
9800 Output_section::relaxed_input_section_map_,
9801 Output_section::is_relaxed_input_section_map_valid_): Remove data
9803 (Output_section::lookup_maps_): New data member.
9805 2010-05-21 Doug Kwan <dougkwan@google.com>
9808 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
9809 avoid a compilation error.
9811 2010-05-19 Rafael Espindola <espindola@google.com>
9813 * script-sections.cc (Output_section_definition::allocate_to_segment):
9814 Update the phdrs_list even when the output section is NULL.
9815 * testsuite/Makefile.am: Add test.
9816 * testsuite/Makefile.in: Regenerate.
9817 * testsuite/script_test_9.cc: New.
9818 * testsuite/script_test_9.sh: New.
9819 * testsuite/script_test_9.t: New.
9821 2010-05-19 Doug Kwan <dougkwan@google.com>
9823 * arm.cc (Arm_input_section::original_size): New method.
9824 (Arm_input_section::do_addralign): Add a cast.
9825 (Arm_input_section::do_output_offset): Remove static cast.
9826 (Arm_input_section::original_addralign,
9827 Arm_input_section::original_size_): Change type to uint32_t.
9828 (Arm_input_section::init): Add safe casts for section alignment
9830 (Arm_input_section::set_final_data_size): Do not set address and
9831 offset of stub table.
9832 (Arm_output_section::fix_exidx_coverage): Change use of of
9833 Output_section::Simple_input_section to that of
9834 Output_section::Input_section.
9835 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
9836 except for the first pass.
9837 * output.cc (Output_section::get_input_sections): Change type of
9838 input_sections to std::list<Input_section>.
9839 (Output_section::add_script_input_section): Rename from
9840 Output_section::add_simple_input_section. Change type of SIS
9841 parameter from Simple_input_section to Input_section.
9842 * output.h (Output_section::Simple_input_section): Remove class.
9843 (Output_section::Input_section): Change class visibility to public.
9844 (Output_section::Input_section::addralign): Use stored alignments
9845 for special input sections if set.
9846 (Output_section::Input_section::set_addralign): New method.
9847 (Output_section::get_input_sections): Change parameter type from
9848 list of Simple_input_section to list of Input_section.
9849 (Output_section::add_script_input_section): Rename from
9850 Output_section::add_simple_input_section. Change first parameter's
9851 type from Simple_input_section to Input_section and remove the
9852 second and third parameters.
9853 * script-sections.cc (Input_section::Input_section_list): Change
9854 type to list of Output_section::Input_section/
9855 (Input_section_info::Input_section_info): Change parameter type of
9856 INPUT_SECTION to Output_section::Input_section.
9857 (Input_section_info::input_section): Change return type.
9858 (Input_section_info::input_section_): Change type to
9859 Output_section::Input_section.
9860 (Output_section_element_input::set_section_addresses): Adjust code
9861 to use Output_section::Input_section instead of
9862 Output_section::Simple_input_section. Adjust code for renaming
9863 of Output_section::add_simple_input_section.
9864 (Orphan_output_section::set_section_addresses): Ditto.
9866 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9868 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
9869 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
9871 2010-05-18 Rafael Espindola <espindola@google.com>
9873 * options.cc (General_options::finalize): Handle -nostdlib.
9874 * options.h (nostdlib): New option.
9875 * script.cc (script_add_search_dir): Handle -nostdlib.
9877 2010-05-12 Doug Kwan <dougkwan@google.com>
9879 * arm.cc (Target_arm::do_finalize_sections): Create an empty
9880 attributes section only if there no attributes section after merging.
9881 (Target_arm::merge_object_attributes): Move value of
9882 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
9883 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
9884 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
9885 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
9886 and arm_attr_merge_7.stdout.
9887 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
9888 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
9889 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
9890 arm_attr_merge_7b.o): New rules.
9891 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
9893 * testsuite/Makefile.in: Regenerate.
9894 * testsuite/arm_attr_merge.sh: New file.
9895 * testsuite/arm_attr_merge_[67][ab].s: Same.
9897 2010-05-05 Nick Clifton <nickc@redhat.com>
9899 * po/es.po: Updated Spanish translation.
9901 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
9903 * Makefile.am (install-exec-local): Properly install gold as
9904 default cross linker.
9905 * Makefile.in: Regenerated.
9907 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
9908 Nick Clifton <nickc@redhat.com>
9910 * configure.ac (install_as_default): Define and set to false
9911 unless --enable-gold or --enable-gold=both/gold has been
9913 * configure: Regenerate.
9915 * Makefile.am (install-exec-local): Install the executable as
9916 'ld.gold'. If install_as_default is true then also install it as
9918 * Makefile.in: Regenerated.
9920 2010-04-24 Ian Lance Taylor <iant@google.com>
9922 * layout.cc (Layout::layout_reloc): In relocatable link don't
9923 combine reloc sections for grouped sections.
9925 2010-04-23 Sriraman Tallam <tmsriram@google.com>
9927 * gc.h (gc_process_relocs): Pass information on relocs pointing to
9928 sections that are not ordinary to icf.
9929 * icf.cc (get_section_contents): Handle relocation pointing to section
9930 with no object or shndx information.
9931 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
9932 * testsuite/Makefile.in: Regenerate.
9933 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
9934 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
9936 2010-04-22 Ian Lance Taylor <iant@google.com>
9938 * expression.cc (Expression::Expression_eval_info): Add
9939 result_alignment_pointer field.
9940 (Expression::eval_with_dot): Add result_alignment_pointer
9941 parameter. Change all callers.
9942 (Expression::eval_maybe_dot): Likewise.
9943 (class Binary_expression): Add alignment_pointer parameter to
9944 left_value and right_value. Change all callers.
9945 (BINARY_EXPRESSION): Set result alignment.
9946 (class Trinary_expression): Add alignment_pointer parameter to
9947 arg2_value and arg3_value. Change all callers.
9948 (Trinary_cond::value): Set result alignment.
9949 (Max_expression::value, Min_expression::value): Likewise.
9950 (Align_expression::value): Likewise.
9951 * script-sections.cc (class Sections_element): Add dot_alignment
9952 parameter to set_section_addresses virtual function. Update
9954 (class Output_section_element): Likewise.
9955 (Script_sections::create_segments): Add dot_alignment parameter.
9957 (Script_sections::create_segments_from_phdrs_clause): Likewise.
9958 (Script_sections::set_phdrs_clause_addresses): Likewise.
9959 * script-sections.h: Update declarations.
9960 * script.h: Update declarations.
9961 * output.h (Output_segment::set_minimum_p_align): Don't decrease
9963 * testsuite/script_test_3.t: Set large alignment.
9964 * testsuite/script_test_3.sh: Make sure that at least one LOAD
9965 segment has expected alignment.
9967 2010-04-22 Nick Clifton <nickc@redhat.com>
9969 * po/gold.pot: Updated by the Translation project.
9970 * po/vi.po: Updated Vietnamese translation.
9972 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
9974 * testsuite/Makefile.am (check_PROGRAMS): Add
9975 icf_virtual_function_folding_test.
9976 * testsuite/Makefile.in: Regenerated.
9978 2010-04-15 Andrew Haley <aph@redhat.com>
9980 * options.h (merge_exidx_entries): New option.
9981 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
9982 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
9983 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
9984 (Target_arm::merge_exidx_entries): New function.
9985 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
9986 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
9987 to Arm_exidx_fixup constructor.
9988 Add new arg, merge_exidx_entries.
9989 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
9990 Arm_output_section::fix_exidx_coverage.
9992 2010-04-18 Sriraman Tallam <tmsriram@google.com>
9994 * icf.cc (get_section_contents): Check for preemptible functions.
9995 Ignore addend when appropriate.
9996 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
9998 (add_from_relobj): Check for section folded.
9999 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
10000 * symtab.h (should_add_dynsym_entry): Add new parameter.
10001 * target-reloc.h (scan_relocs): Check for section folded.
10002 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
10003 Check reloc types for function pointers in shared objects.
10004 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
10006 (icf_preemptible_functions_test): New test case.
10007 (icf_string_merge_test): New test case.
10008 * testsuite.Makefile.in: Regenerate.
10009 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
10010 bar_glob. Refactor code.
10011 * testsuite/icf_preemptible_functions_test.cc: New file.
10012 * testsuite/icf_preemptible_functions_test.sh: New file.
10013 * testsuite/icf_string_merge_test.cc: New file.
10014 * testsuite/icf_string_merge_test.sh: New file.
10015 * testsuite/icf_virtual_function_folding_test.cc: New file.
10016 * testsuite/icf_virtual_function_folding_test.sh: New file.
10018 2010-04-14 Doug Kwan <dougkwan@google.com>
10020 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
10021 for local symbol recounting if we remove a section due to ICF.
10022 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
10023 there are no regular objects in input.
10025 2010-04-13 Doug Kwan <dougkwan@google.com>
10027 * arm.cc (Arm_input_section::set_final_data_size): Compute
10028 accurate final data size instead of using current data size.
10030 2010-04-09 Doug Kwan <dougkwan@google.com>
10032 * layout.cc (Layout::choose_output_section): Handle script section
10034 (Layout::make_output_section_for_script): Add section type parameter.
10035 Handle script section types.
10036 * layout.h (Layout::make_output_section_for_script): Add section
10038 * output.cc (Output_section::Output_section): Initialize data member
10040 (Output_section::do_reset_address_and_file_offset): Do not set address
10041 to 0 if section is a NOLOAD section.
10042 * output.h (Output_section::is_noload): New method.
10043 (Output_section::set_is_noload): Ditto.
10044 (Output_section::is_noload_): New data member.
10045 * script-c.h (Script_section_type): New enum type.
10046 (struct Parser_output_section_header): Add new file section_type.
10047 * script-sections.cc (Sections_element::output_section_name): Add
10048 parameter for returning script section type.
10049 (Output_section_definition::output_section_name): Ditto.
10050 (Output_section_definition::section_type)P; New method.
10051 (Output_section_definiton::script_section_type_name): Ditto.
10052 (Output_section_definition::script_section_type_): New data member.
10053 (Output_section_definition::Output_section_definition): Initialize
10054 data member Output_section_definition::script_section_type_.
10055 (Output_section_definition::create_sections): Pass script section type
10056 to Layout::make_output_section_for_script.
10057 (Output_section_definition::output_section_name): Return script
10058 section type to caller.
10059 (Output_section_definition::set_section_address): Do not advance
10060 dot value and load address if section type is NOLOAD. Set address
10061 of NOLOAD sections regardless of section flags.
10062 (Output_section_definition::print): Print section type if it is
10063 not SCRIPT_SECTION_TYPE_NONE.
10064 (Output_section_definition::section_type): New method.
10065 (Output_section_definition::script_section_type_name): Ditto.
10066 (Script_sections::output_section_name): Add new parameter
10067 PSECTION_TYPE for returning script section type. Pass it to
10068 section elements. Handle discard sections.
10069 (Sort_output_sections::operator()): Handle NOLOAD sections.
10070 * script-sections.h (Script_sections::Section_type): New enum type.
10071 (Script_sections::output_section_name): Add a new parameter for
10072 returning script section type.
10073 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
10075 * yyscript.y (union): Add new field SECTION_TYPE.
10076 (COPY, DSECT, INFO, NOLOAD): New tokens.
10077 (opt_address_and_section_type): Change type to output_section_header.
10078 (section_type): New non-terminal
10079 (section_header): Handle section type.
10080 (opt_address_and_section_type): Return section type value.
10082 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
10084 * testsuite/plugin_common_test_1.c (foo): Add prototype.
10085 * testsuite/plugin_common_test_2.c (foo): Likewise.
10087 2010-04-08 Doug Kwan <dougkwan@google.com>
10089 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
10091 * output.cc (Output_section::add_merge_input_section): Simplify
10092 code and return status of Output_merge_base::add_input_section.
10093 Update merge section map only if Output_merge_base::add_input_section
10096 2010-04-07 Doug Kwan <dougkwan@google.com>
10098 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
10099 if section is marked as containing instructions but has no mapping
10101 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
10102 correct section index.
10103 (Arm_relobj::find_linked_text_section): Ditto.
10105 2010-04-07 Cary Coutant <ccoutant@google.com>
10107 * archive.cc (include_member): Destroy Read_symbols_data object before
10109 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
10110 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
10111 (Read_symbols_data::~Read_symbols_data) New destructor.
10112 (Section_relocs::Section_relocs) New constructor.
10113 (Section_relocs::~Section_relocs) New destructor.
10114 (Read_relocs_data::Read_relocs_data) New constructor.
10115 (Read_relocs_data::~Read_relocs_data) New destructor.
10116 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
10117 pointers to NULL after deleting.
10119 2010-04-07 Doug Kwan <dougkwan@google.com>
10121 * arm.cc: Replace "endianity" with "endianness" in comments.
10122 (Arm_exidx_cantunwind): Ditto.
10123 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
10124 (Arm_relobj::merge_flags_and_attributes): New method.
10125 (Arm_relobj::merge_flags_and_attributes_): New data member.
10126 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
10127 (Arm_relobj::scan_sections_for_stubs): Ditto.
10128 (Arm_relobj::do_read_symbols): Check to see if we really want to
10129 merge processor-specific flags and attributes. Exit early if
10130 an object is empty except for section names and the undefined symbol.
10131 (Target_arm::do_finalize_sections): Move check for ELF format to
10132 Arm_relobj::do_read_symbols. Merge processor specific flags and
10133 attributes from a regular object only when we have determined that
10134 it is aapropriate. Do not create an .ARM.attributes section in
10135 output if there is no regular input object.
10136 (Target_arm::merge_processor_specific_flags): Check
10137 --warn-mismatch before printing any error.
10138 (Target_arm::merge_object_attributes): Ditto.
10139 * gold.cc (queue_middle_tasks): Handle the case in which there is
10140 no regular object in input.
10141 * options.cc (General_options::parse_EB): New method.
10142 (General_options::parse_EL): Same.
10143 (General_options::General_options): Initialize endianness_.
10144 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
10146 (General_options::Endianness): New enum.
10147 (General_options::endianness): New method.
10148 (General_options::endianness_): New data member.
10149 * parameters.cc (Parameters::set_options): Check target endianness.
10150 (Parameters::set_target_once): Ditto.
10151 (Parameters::check_target_endianness): New method.
10152 (parameters_force_valid_target): If either -EL or -EB is specified,
10153 use it to define endianness of default target.
10154 * parameters.h (Parameters::check_target_endianness): New method
10156 * target.h (class Target): Change "endianity" to "endianness"
10159 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10161 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
10162 * configure: Regenerate.
10163 * Makefile.in: Regenerate.
10164 * testsuite/Makefile.in: Regenerate.
10166 2010-04-06 Cary Coutant <ccoutant@google.com>
10169 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
10170 prevailing definitions of common symbols.
10171 * testsuite/plugin_test_6.sh: New test case.
10172 * testsuite/plugin_common_test_1.c: New test case.
10173 * testsuite/plugin_common_test_2.c: New test case.
10174 * testsuite/Makefile.am (plugin_test_6): New test case.
10175 * testsuite/Makefile.in: Regenerate.
10177 2010-04-06 Nick Clifton <nickc@redhat.com>
10179 * po/vi.po: New Vietnamese translation.
10181 2010-03-30 Doug Kwan <dougkwan@google.com>
10183 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
10185 2010-03-25 Doug Kwan <dougkwan@google.com>
10187 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
10188 to avoid a conversion warning on a 32-bit host.
10190 2010-03-24 Ian Lance Taylor <iant@google.com>
10192 * testsuite/script_test_3.t: Add a TLS segment.
10193 * testsuite/Makefile.am (check_PROGRAMS): Add
10194 tls_phdrs_script_test.
10195 (tls_phdrs_script_test_SOURCES): Define.
10196 (tls_phdrs_script_test_DEPENDENCIES): Define.
10197 (tls_phdrs_script_test_LDFLAGS): Define.
10198 (tls_phdrs_script_test_LDADD): Define.
10199 * testsuite/Makefile.in: Rebuild.
10201 2010-03-23 Cary Coutant <ccoutant@google.com>
10203 * fileread.cc (find_or_make_view): Fix comment.
10205 2010-03-23 Ian Lance Taylor <iant@google.com>
10207 * script-sections.cc (class Orphan_section_placement): Define
10208 PLACE_TLS and PLACE_TLS_BSS.
10209 (Orphan_section_placement::Orphan_section_placement): Initialize
10211 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
10212 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
10213 (tls_script_test_SOURCES): Define.
10214 (tls_script_test_DEPENDENCIES): Define.
10215 (tls_script_test_LDFLAGS): Define.
10216 (tls_script_test_LDADD): Define.
10217 * testsuite/Makefile.in: Rebuild.
10219 2010-03-22 Doug Kwan <dougkwan@google.com>
10221 * arm.cc (Arm_relocate_functions::abs8,
10222 Arm_relocate_functions::abs16): Use correct check for overflow
10223 specified in the ARM ELF specs.
10224 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
10225 target of a BLX instruction specially.
10226 (Reloc_stub::stub_type_for_reloc): Ditto.
10227 (Relocate::relocate): Use symbolic names instead of numeric relocation
10228 codes to report error.
10229 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
10231 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
10232 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
10233 thumb2_blx_out_of_range.stdout
10234 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
10235 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
10236 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
10237 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
10238 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
10239 thumb2_blx_in_range, thumb2_blx_in_range.o,
10240 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
10241 thumb2_blx_out_of_range.o): New rules.
10242 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
10243 thumb2_blx_in_range and thumb2_blx_out_of_range.
10244 * testsuite/Makefile.in: Regenerate.
10245 * arm_branch_in_range.sh: Add tests for THUMB BLX.
10246 * testsuite/thumb_blx_in_range.s: New file.
10247 * testsuite/thumb_blx_out_of_range.s: New file.
10249 2010-03-22 Rafael Espindola <espindola@google.com>
10251 * archive.cc (Should_include): Move to archive.h.
10252 (should_include_member): Make it a member of Archive.
10254 (Add_lib_group_symbols): New.
10255 * archive.h: Include options.h.
10256 (Archive_member): Moved from Archive.
10257 (Should_include): Moved from archive.cc.
10259 (Add_lib_group_symbols): New.
10260 * dynobj.cc (do_should_include_member): New.
10261 * dynobj.h (do_should_include_member): New.
10262 * gold.cc (queue_initial_tasks): Update call to queue.
10263 * main.cc (main): Print lib group stats.
10264 * object.cc (do_should_include_member): New.
10265 * object.h: Include archive.h.
10266 (Object::should_include_member): New.
10267 (Object::do_should_include_member): New.
10268 (Sized_relobj::do_should_include_member): New.
10269 * options.cc (General_options::parse_start_lib): New.
10270 (General_options::parse_end_lib): New.
10271 (Input_arguments::add_file): Handle lib groups.
10272 (Input_arguments::start_group): Check we are not in a lib.
10273 (Input_arguments::start_lib): New.
10274 (Input_arguments::end_lib): New.
10275 * options.h (General_options): Add start_lib and end_lib.
10276 (Input_argument::lib_): New.
10277 (Input_argument::lib): New.
10278 (Input_argument::is_lib): New.
10279 (Input_file_lib): New.
10280 (Input_arguments::in_lib_): New.
10281 (Input_arguments::in_lib): New.
10282 (Input_arguments::start_lib): New.
10283 (Input_arguments::end_lib_): New.
10284 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
10285 in unused members as preempted.
10286 (Sized_pluginobj::do_should_include_member): New.
10287 * plugin.h (Sized_pluginobj::do_should_include_member): New.
10288 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
10289 return the blocker.
10290 (Read_symbols::do_whole_lib_group): New.
10291 (Read_symbols::do_lib_group): New.
10292 (Read_symbols::do_read_symbols): Handle lib groups.
10293 (Read_symbols::get_name): Handle lib groups.
10294 * readsyms.h (Read_symbols): Add an archive member pointer.
10295 (Read_symbols::do_whole_lib_group): New.
10296 (Read_symbols::do_lib_group): New.
10297 (Read_symbols::member_): New.
10298 * script.cc (read_input_script): Update call to queue_soon.
10300 2010-03-19 Doug Kwan <dougkwan@google.com>
10302 * arm.cc (Stub_table::Stub_table): Initialize new data members
10303 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
10304 (Stub_table::add_reloc_stub): Assign stub offset and update
10305 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
10306 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
10308 (Stub_table::update_data_size_and_addralign): Use
10309 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
10310 instead of going over all reloc stubs.
10311 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
10312 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
10313 Stringpool_template::offset_ to size of Stringpool_char.
10314 (Stringpool_template::new_key_offset): Remove code to initialize
10315 Stringpool_template::offset_.
10316 * stringpool.h (Stringpool_template::set_no_zero_null): Set
10317 Stringpool_template::offset_ to zero.
10319 2010-03-15 Doug Kwan <dougkwan@google.com>
10321 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
10323 (Stringpool_template::new_key_offset): New method.
10324 (Stringpool_template::add_string): Assign offsets when adding new
10326 (Stringpool_template::set_string_offsets): Do not set string offsets
10327 when not optimizing.
10328 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
10330 (Chunked_vector::clear): Clear size_.
10331 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
10332 (Chunked_vector::size): Return size_.
10333 (Chunked_vector::push_back): Use size_ to find insert position.
10334 (Chunked_vector::size_): New data member.
10335 (Stringpool_template::set_no_zero_null): Assert string set is empty.
10336 (Stringpool_template::new_key_offset): New method declaration.
10337 (Stringpool_template::offset_): New data member.
10339 2010-03-15 Rafael Espindola <espindola@google.com>
10341 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
10342 Add_symbols' constructor.
10343 * readsyms.h (Add_symbols): Remove the input_group member.
10345 2010-03-10 Ian Lance Taylor <iant@google.com>
10347 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
10348 target to ask whether a reference to a symbol requires a stack
10350 * target.h (Target::is_call_to_non_split): New function.
10351 (Target::do_is_call_to_non_split): Declare virtual function.
10352 * target.cc: Include "symtab.h".
10353 (Target::do_is_call_to_non_split): New function.
10354 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
10356 2010-03-10 Cary Coutant <ccoutant@google.com>
10358 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
10359 (File_read::open[1]): Remove initial mapping of whole_file_view_.
10360 (File_read::open[2]): Add whole_file_view_ to list of views.
10361 (File_read::make_view): Remove test of whole_file_view_.
10362 (File_read::find_or_make_view): Create whole_file_view_ if
10364 (File_read::clear_views): Replace bool parameter with enum;
10365 adjust all callers. Don't delete views with permanent data;
10366 do delete cached views and views from archives if
10367 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
10368 if clearing the corresponding view.
10369 * fileread.h (File_read::Clear_views_mode): New enum.
10370 (File_read::View::is_permanent_view): New method.
10371 (File_read::clear_views): Replace bool parameter
10372 with enum; adjust all callers.
10373 * options.h (General_options): Change keep_files_mapped option;
10374 add map_whole_files.
10375 * readsyms.cc (Add_symbols::run): Delete sd_ object before
10376 releasing the file.
10377 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
10380 2010-03-10 David S. Miller <davem@davemloft.net>
10382 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
10384 2010-03-09 Sriraman Tallam <tmsriram@google.com>
10386 * icf.cc (get_section_contents): Add '@' marker after processing the
10389 2010-03-08 Doug Kwan <dougkwan@google.com>
10391 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
10392 due to a conversion warning.
10393 (Arm_relobj::update_output_local_symbol_count): Check for local
10394 symbol with unset output index.
10396 2010-03-05 Ian Lance Taylor <iant@google.com>
10398 * options.h (class General_options): Add --spare-dynamic-tags.
10399 * output.cc (Output_data_dynamic::set_final_data_size): Implement
10400 --spare-dynamic-tags.
10402 2010-03-05 Ian Lance Taylor <iant@google.com>
10404 * incremental.cc: Include "libiberty.h".
10406 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10408 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
10409 function, is_info_ member.
10410 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
10411 (Versions::Versions): Update caller.
10412 (Versions::define_base_version): Likewise.
10413 (Versions::add_def): Likewise.
10415 2010-03-03 Sriraman Tallam <tmsriram@google.com>
10417 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
10418 (Scan::possible_function_pointer_reloc): New function.
10419 (Scan::local_reloc_may_be_function_pointer): Change to call
10420 possible_function_pointer_reloc.
10421 (Scan::global_reloc_may_be_function_pointer): Ditto.
10422 * icf.h (Icf::check_section_for_function_pointers): Change to reject
10423 relocations in ".data.rel.ro._ZTV" section.
10424 * testsuite/icf_safe_so_test.sh: Change to pass i386.
10425 * testsuite/icf_safe_so_test.cc: Ditto.
10426 * testsuite/icf_safe_test.cc: Ditto.
10427 * testsuite/icf_safe_test.sh: Ditto.
10429 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10430 Ian Lance Taylor <iant@google.com>
10432 * target-reloc.h (relocate_section): Check the symbol table index
10433 for -1U before setting the local symbol index.
10434 (scan_relocatable_relocs): If copying the relocation, record that
10435 the local symbol is required.
10436 * object.h (Symbol_value::is_output_symtab_index_set): New
10438 (Symbol_value::may_be_discarded_from_output_symtab): New
10440 (Symbol_value::has_output_symtab_entry): New function.
10441 (Symbol_value::needs_output_symtab_entry): Remove.
10442 (Symbol_value::output_symtab_index): Make sure the symbol index is
10444 (Symbol_value::set_output_symtab_index): Make sure the symbol
10445 index is not set. Make sure the new index is valid.
10446 (Symbol_value::set_must_have_output_symtab_entry): New function.
10447 (Symbol_value::has_output_dynsym_entry): New function.
10448 (Symbol_value::set_output_dynsym_index): Make sure the new index
10450 (Sized_relobj::set_must_have_output_symtab_entry): New function.
10451 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
10452 local symbol if permitted.
10453 (Sized_relobj::do_finalize_local_symbols): Call
10454 is_output_symtab_index_set rather than needs_output_symtab_entry.
10455 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
10456 rather than needs_output_symtab_entry. Call
10457 has_output_dynsym_entry rather than needs_output_dynsym_entry.
10458 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
10459 is_output_symtab_index_set rather than needs_output_symtab_entry.
10460 * testsuite/discard_locals_relocatable_test.c: New file.
10461 * testsuite/discard_locals_test.sh: Test -r.
10462 * testsuite/Makefile.am (check_DATA): Add
10463 discard_locals_relocatable_test1.syms,
10464 discard_local_relocatable_test2.syms.
10465 (MOSTLYCLEANFILES): Likewise. Also add
10466 discard_locals_relocatable_test1.lout and
10467 discard_locals_relocatable_test2.out.
10468 (discard_locals_relocatable_test1.syms): New target.
10469 (discard_locals_relocatable_test.o): New target.
10470 (discard_locals_relocatable_test1.out): New target.
10471 (discard_locals_relocatable_test2.syms): New target.
10472 (discard_locals_relocatable_test2.out): New target.
10473 (various): Add missing ../ld-new dependencies.
10474 * testsuite/Makefile.in: Rebuild.
10476 2010-03-03 Nick Clifton <nickc@redhat.com>
10478 * po/fi.po: New Finnish translation.
10480 2010-03-01 Doug Kwan <dougkwan@google.com>
10482 * layout.cc (Layout::Layout): Force section types of .init_array*,
10483 .preinit_array* and .fini_array* sections.
10484 * output.cc (Output_section::Input_section_sort_entry::has_priority):
10485 Fix check of return value of std::string::find.().
10486 (Output_section::Input_section_sort_compare::operator()): Remove
10487 comment about .init_array.
10488 (Output_section::Input_section_sort_init_fini_compare::operator()):
10490 (Output_section::sort_attached_input_sections): Handle .init_array
10491 and .fini_array specially.
10492 * output.h (Output_section::Inut_section_sort_compare): Update
10494 (Output_section::Input_section_sort_init_fini_compare): New struct.
10496 2010-02-26 Doug Kwan <dougkwan@google.com>
10498 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
10499 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
10500 * testsuite/debug_msg.sh: Avoid matching source line number for
10501 use of global variable undef_int.
10503 2010-02-26 Doug Kwan <dougkwan@google.com>
10505 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
10506 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
10507 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
10508 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
10509 * options.cc (General_options::General_options): Initialize member
10511 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
10512 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
10513 and rm_no_fix_v4bx.stdout
10514 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
10515 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
10516 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
10517 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
10518 and arm_no_fix_v4bx.
10519 * Makefile.in: Regenerate.
10520 * testsuite/arm_fix_v4bx.s: New file.
10521 * testsuite/arm_fix_v4bx.sh: Ditto.
10523 2010-02-24 Doug Kwan <dougkwan@google.com>
10525 * arm.cc (Target_arm::got_section): Make the .got section the first
10526 non RELRO section in the data segment.
10527 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
10528 suffixes of section names.
10530 2010-02-24 Doug Kwan <dougkwan@google.com>
10532 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
10533 flags and attributes merging if an input file is a binary file.
10534 * fileread.cc (Input_file::open): Record format of original file.
10535 * fileread.h (Input_file::Format): New enum type.
10536 (Input_file::Input_file): Initialize data member format_.
10537 (Input_file::format): New method definition.
10538 (Input_file::format_):: New data member.
10540 2010-02-24 Doug Kwan <dougkwan@google.com>
10542 * arm.cc (Arm_output_data_got): New class.
10543 (ARM_TCB_SIZE): New constant
10544 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
10545 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
10546 If user uses a script with a SECTIONS clause, issue only a warning
10547 for a misplaced EXIDX input section. Otherwise, issue an error.
10548 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
10549 garbage collection.
10550 (Target_arm::got_mode_index_entry): Handle static linking.
10551 (Target_arm::Scan::local): Ditto.
10552 (Target_arm::Scan::global): Ditto.
10553 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
10554 all incorrectly implemented relocations.
10555 (Target_arm::fix_exidx_coverage): Pass layout to
10556 Arm_output_section::fix_exidx_coverage.
10557 * layout.cc (Layout::section_name_mapping): Remove trailing dots
10558 from ".ARM.exidx." and ".ARM.extab.".
10560 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10562 * arm.cc (Target_arm::do_finalize_sections): Create attribute
10563 section if it does not already exist.
10564 * attributes.cc (Attributes_section_data::Attributes_section_data):
10565 Don't crash if size is zero.
10567 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10568 Ian Lance Taylor <iant@google.com>
10570 * gold.cc (queue_middle_tasks): If no input files were opened,
10572 * workqueue.h (Task_function::Task_function): Assert that there is
10575 2010-02-22 Doug Kwan <dougkwan@google.com>
10577 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
10578 * icf.cc (get_section_contents): Cast snprintf arguments to long long
10579 types to avoid warnings due to different uint64_t implementations
10580 on different hosts.
10582 2010-02-21 Doug Kwan <dougkwan@google.com>
10584 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
10585 handling of the maximum backward branch offset.
10586 (Arm_relocate_functions::thumb_branch_common): Ditto.
10587 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
10588 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
10589 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
10590 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
10591 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
10592 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
10593 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
10594 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
10595 thumb_bl_out_of_range thumb_bl_out_of_range.o,
10596 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
10597 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
10598 thumb2_bl_out_of_range.o): New rules.
10599 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
10600 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
10601 thumb2_bl_out_of_range
10602 * testsuite/Makefile.in: Regenerate.
10603 * testsuite/arm_bl_in_range.s: New file.
10604 * testsuite/arm_bl_out_of_range.s: Ditto.
10605 * testsuite/arm_branch_in_range.sh: Ditto.
10606 * testsuite/arm_branch_range.t: Ditto.
10607 * testsuite/thumb2_branch_range.t: Ditto.
10608 * testsuite/thumb_bl_in_range.s: Ditto.
10609 * testsuite/thumb_bl_out_of_range.s: Ditto.
10610 * testsuite/thumb_branch_range.t: Ditto.
10612 2010-02-20 Sriraman Tallam <tmsriram@google.com>
10614 * gc.h (gc_process_relocs): Change vectors to point to the new list.
10615 Add reloc offset information.
10616 * icf.cc (get_section_contents): Change iterators to point to the new
10617 vectors. Add reloc offset information to the contents.
10618 * icf.h (Icf::Sections_reachable_info): New typedef.
10619 (Icf::Sections_reachable_list): New typedef.
10620 (Icf::Offset_info): New typedef.
10621 (Icf::Reloc_info): New struct typedef.
10622 (Icf::Reloc_info_list): New typedef.
10623 (Icf::symbol_reloc_list): Delete method.
10624 (Icf::addend_reloc_list): Delete method.
10625 (Icf::section_reloc_list): Delete method.
10626 (Icf::reloc_info_list): New method.
10627 (Icf::reloc_info_list_): New member.
10629 2010-02-19 Doug Kwan <dougkwan@google.com>
10631 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
10632 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
10633 * arm.cc (Arm_relocation_functions): New forward declaration.
10634 (Target_arm::Target_arm): Initialize new data members
10635 got_mod_index_offset_ and tls_base_symbol_defined_.
10636 (Target_arm::Relocate::relocate_tls): New method.
10637 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
10638 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
10640 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
10641 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
10642 (Target_arm::got_mod_index_offset_,
10643 Target_arm::tls_base_symbol_defined_): New data members.
10644 (Target_arm::Scan::local, Target::Scan::global,
10645 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
10648 2010-02-18 Doug Kwan <dougkwan@google.com>
10650 * arm.cc (Arm_relobj::find_linked_text_section): New method.
10651 (Arm_relobj::make_exidx_input_section): Pass section index of linked
10652 text section as a parameter becuase some broken tools may not set
10653 the link in section header.
10654 (Target_arm::has_got_section): New method.
10655 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
10656 without any mapping symbol as data only. Remove warning.
10657 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
10658 link in its section header, try to discover the link by inspecting the
10659 REL31 relocation at the beginning of the section.
10660 (Target_arm::Scan::check_non_pic): Report name of offending relocation
10662 (Target_arm::Scan::global): Treat any reference to the symbol
10663 _GLOBAL_OFFSET_TABLE_ as a GOT access.
10665 2010-02-12 Sriraman Tallam <tmsriram@google.com>
10667 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
10668 (Scan::global_reloc_may_be_function_pointer): New function.
10669 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
10670 (Scan::global_reloc_may_be_function_pointer): New function.
10671 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
10672 (Scan::global_reloc_may_be_function_pointer): New function.
10673 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
10674 (Scan::global_reloc_may_be_function_pointer): New function.
10675 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
10676 (Scan::global_reloc_may_be_function_pointer): New function.
10677 (Scan::possible_function_pointer_reloc): New function.
10678 (Target_x86_64::can_check_for_function_pointers): New function.
10679 * gc.h (gc_process_relocs): Scan relocation types to determine if
10680 function pointers were taken for targets that support it.
10681 * icf.cc (Icf::find_identical_sections): Include functions for
10682 folding in safe ICF whose pointer is not taken.
10683 * icf.h (Secn_fptr_taken_set): New typedef.
10684 (fptr_section_id_): New member.
10685 (section_has_function_pointers): New function.
10686 (set_section_has_function_pointers): New function.
10687 (check_section_for_function_pointers): New function.
10688 * options.h: Fix comment for safe ICF option.
10689 * target.h (can_check_for_function_pointers): New function.
10690 * testsuite/Makefile.am: Add icf_safe_so_test test case.
10691 Modify icf_safe_test for X86-64.
10692 * testsuite/Makefile.in: Regenerate.
10693 * testsuite/icf_safe_so_test.cc: New file.
10694 * testsuite/icf_safe_so_test.sh: New file.
10695 * testsuite/icf_safe_test.cc (kept_func_3): New function.
10696 (main): Change to take pointer to function kept_func_3.
10697 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
10698 folding is done correctly for X86-64.
10700 2010-02-12 David S. Miller <davem@davemloft.net>
10702 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
10703 is_symbolless parameter.
10704 (Output_reloc<SHT_REL>::is_symbolless): New.
10705 (Output_reloc<SHT_REL>::is_symbolless_): New.
10706 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
10707 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
10708 (Output_reloc<SHT_RELA>::is_symbolless): New.
10709 (Output_data_reloc::add_global): Handle is_symbolless.
10710 (Output_data_reloc::add_global_relative): Likewise.
10711 (Output_data_reloc::add_local): Likewise.
10712 (Output_data_reloc::add_local_relative): Likewise.
10713 (Output_data_reloc::add_symbolless_global_addend): New.
10714 (Output_data_reloc::add_symbolless_local_addend): New.
10715 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
10717 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
10718 instead of ->is_relative_
10719 (Output_reloc::write): Likewise.
10720 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
10721 (Output_reloc::write_rel): Simplify.
10723 * sparc.cc (Target_sparc::Scan::local): Use
10724 ->add_symbolless_local_addend as needed.
10725 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
10726 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
10727 based upon relocation offset.
10729 2010-02-11 Doug Kwan <dougkwan@google.com>
10731 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
10732 (Target_arm::Scan::global): Ditto. Also remove a comment before the
10733 beginning of function.
10734 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
10735 and MOVT_ABS relocations. Those are non issued in scanning. Fix
10736 parameter is_32bit in calls to should_apply_static_reloc.
10737 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
10738 (check_DATA): Add arm_abs_global.stdout.
10739 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
10740 arm_abs_global.stdout): New rules.
10741 (MOSTLLYCLEANFILES): Add arm_abs_global
10742 * Makefile.in: Regenerate.
10743 * testsuite/arm_abs_global.s: New file.
10744 * testsuite/arm_abs_global.sh: Ditto.
10745 * testsuite/arm_abs_lib.s: Ditto.
10747 2010-02-11 Ian Lance Taylor <iant@google.com>
10749 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
10751 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
10752 Allocate_commons_task first.
10753 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
10754 task, rather than symtab_lock_.
10755 (Gc_process_relocs::~Gc_process_relocs): New function.
10756 (Gc_process_relocs::is_runnable): Check this_blocker_.
10757 (Gc_process_relocs::locks): Use next_blocker_ rather than
10759 (Scan_relocs::~Scan_relocs): New function.
10760 (Scan_relocs::is_runnable): Check this_blocker_ rather than
10762 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
10764 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
10765 fields. Add this_blocker_ and next_blocker_ fields. Adjust
10766 constructor accordingly.
10767 (class Gc_process_relocs): Likewise.
10768 (class Scan_relocs): Likewise.
10769 * common.h (class Allocate_commons_task): Remove symtab_lock_
10770 field, and corresponding constructor parameter.
10771 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
10773 (Allocate_commons_task::locks): Likewise.
10775 2010-02-11 Ian Lance Taylor <iant@google.com>
10777 * gold-threads.h (class Once): Define.
10778 (class Initialize_lock): Rewrite as child of Once.
10779 * gold-threads.cc (class Once_initialize): Define.
10780 (once_pointer_control): New static variable.
10781 (once_pointer, once_arg): New static variables.
10782 (c_run_once): New static function.
10783 (Once::Once, Once::run_once, Once::internal_run): New functions.
10784 (class Initialize_lock_once): Remove.
10785 (initialize_lock_control): Remove.
10786 (initialize_lock_pointer): Remove.
10787 (initialize_lock_once): Remove.
10788 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
10789 (Initialize_lock::initialize): Rewrite.
10790 (Initialize_lock::do_run_once): New function.
10791 * archive.cc (Archive::interpret_header): Only clear name if it is
10793 * fileread.cc: Include "gold-threads.h"
10794 (file_counts_lock): New static variable.
10795 (file_counts_initialize_lock): Likewise.
10796 (File_read::release): Only increment counts when using --stats.
10797 Use a lock around the increment.
10798 * parameters.cc (class Set_parameters_target_once): Define.
10799 (set_parameters_target_once): New static variable.
10800 (Parameters::Parameters): Move here from parameters.h.
10801 (Parameters::set_target): Rewrite.
10802 (Parameters::set_target_once): New function.
10803 (Parameters::clear_target): Move here and rewrite.
10804 * parameters.h (class Parameters): Update declarations. Add
10805 set_parameters_target_once_ field.
10806 (Parameters::Parameters): Move to parameters.cc.
10807 (Parameters::clear_target): Likewise.
10808 * readsyms.cc (Read_symbols::do_group): Create a Start_group
10810 (Start_group::~Start_group): New function.
10811 (Start_group::is_runnable): New function.
10812 (Start_group::locks, Start_group::run): New functions.
10813 (Finish_group::run): Change saw_undefined to size_t.
10814 * readsyms.h (class Start_group): Define.
10815 (class Finish_group): Change saw_undefined_ field to size_t.
10816 (Finish_group::Finish_group): Remove saw_undefined and
10817 this_blocker parameters. Change all callers.
10818 (Finish_group::set_saw_undefined): New function.
10819 (Finish_group::set_blocker): New function.
10820 * symtab.h (class Symbol_table): Change saw_undefined to return
10821 size_t. Change saw_undefined_ field to size_t.
10822 * target-select.cc (Set_target_once::do_run_once): New function.
10823 (Target_selector::Target_selector): Initialize set_target_once_
10824 field. Don't initialize lock_ and initialize_lock_ fields.
10825 (Target_selector::instantiate_target): Rewrite.
10826 (Target_selector::set_target): New function.
10827 * target-select.h (class Set_target_once): Define.
10828 (class Target_selector): Update declarations. Make
10829 Set_target_once a friend. Remove lock_ and initialize_lock_
10830 fields. Add set_target_once_ field.
10832 2010-02-10 Ian Lance Taylor <iant@google.com>
10834 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
10835 queueing any tasks.
10836 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
10837 (queue_middle_tasks): Add all blockers before queueing any tasks.
10838 (queue_final_tasks): Likewise.
10839 * token.h (Task_token::add_blockers): New function.
10840 * object.h (Input_objects::number_of_relobjs): New function.
10842 2010-02-10 Ian Lance Taylor <iant@google.com>
10844 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
10845 shared, not if not position independent.
10846 * x86_64.cc (Relocate::relocate_tls): Likewise.
10847 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
10848 (tls_pie_pic_test): New target.
10849 * testsuite/Makefile.in: Rebuild.
10851 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
10852 (tls_test_main_pie.o, tls_test_pie.o): New targets.
10853 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
10854 * testsuite/Makefile.in: Rebuild.
10856 2010-02-09 David S. Miller <davem@davemloft.net>
10858 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
10859 R_SPARC_RELATIVE using ->add_local_relative().
10860 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
10862 * output.h (Output_data_dynamic::add_section_size): New method
10863 that takes two Output_data objects.
10864 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
10865 entry param. Handle it in initializers.
10866 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
10867 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
10868 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
10870 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
10871 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
10872 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
10873 for dynrel_includes_plt.
10874 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10875 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10876 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
10878 (Target_sparc::do_finalize_sections): Update to pass true for
10879 dynrel_includes_plt.
10880 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
10881 output before .rela.plt
10882 (Target_powerpc::do_finalize_sections): Update to pass true for
10883 dynrel_includes_plt when 32-bit.
10885 2010-02-08 Doug Kwan <dougkwan@google.com>
10887 * arm.cc (Arm_relobj::simple_input_section_output_address): New
10889 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
10890 Arm_relobj::scan_section_for_cortex_a8_stubs,
10891 Arm_relobj::do_relocation_section): Instead of calling
10892 Output_section::output_address, use faster
10893 Arm_relobj::simple_input_section_output_address.
10895 2010-02-08 David S. Miller <davem@davemloft.net>
10897 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
10898 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
10899 relocation helper function.
10901 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
10902 just like R_SPARC_GOT{10,13,22}.
10903 (Target_sparc::Scan::local): Likewise.
10904 (Target_sparc::Relocate:relocate): Likewise.
10906 2010-02-06 Ian Lance Taylor <iant@google.com>
10908 * configure.ac: Rewrite targetobjs duplicate removal code to use
10909 only shell constructs.
10910 * configure: Rebuild.
10912 2010-02-05 Doug Kwan <dougkwan@google.com>
10915 * arm.cc (Arm_relobj::section_is_scannable): New method.
10916 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
10917 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
10919 2010-02-04 Doug Kwan <dougkwan@google.com>
10922 * arm-reloc-property.cc (cstdio): Include.
10923 * configure.ac (targetobjs): Remove duplicates.
10924 * configure: Regenerate.
10925 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
10926 big and little endian version for a given address size.
10928 2010-02-03 Doug Kwan <dougkwan@google.com>
10930 * arm-reloc-property.cc
10931 (Arm_reloc_property_table::reloc_name_in_error_message): New method
10933 * arm-reloc-property.h
10934 (Arm_reloc_property_table::get_implemented_static_reloc_property):
10935 New method definition.
10936 (Arm_reloc_property_table::reloc_name_in_error_message): New method
10938 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
10940 (GOT_PREL): Change implemented to Y.
10941 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
10942 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
10943 (Arm_relocate_functions::movw_abs_nc): Remove method.
10944 (Arm_relocate_functions::movt_abs): Ditto.
10945 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
10946 (Arm_relocate_functions::thm_movt_abs): Ditto.
10947 (Arm_relocate_functions::movw_rel_nc): Ditto.
10948 (Arm_relocate_functions::movw_rel): Ditto.
10949 (Arm_relocate_functions::movt_rel): Ditto.
10950 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
10951 (Arm_relocate_functions:thm_movw_rel): Ditto.
10952 (Arm_relocate_functions:thm_movt_rel): Ditto.
10953 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
10954 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
10955 New method definitions.
10956 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
10957 (Arm_relocation_functions::arm_grp_ldr): Ditto.
10958 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
10959 (Arm_relocation_functions::arm_grp_ldc): Ditto.
10960 (Target_arm::Relocate::relocate): Check for non-static or
10961 unimplemented relocation code and exit early. Change calls to
10962 Target_arm::reloc_uses_thumb_bit and
10963 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
10964 instead. Refactor code to handle similar relocations to increase
10965 code sharing. Remove check for unsupported relocation code in switch
10967 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
10968 relocation property table to find out size. Change error message to
10969 print out the name of a relocation code instead of the numeric value.
10970 (Target_arm::scan_reloc_for_stub): Use relocation property table
10971 instead of calling Target_arm::reloc_uses_thumb_bit().
10973 2010-02-02 Doug Kwan <dougkwan@google.com>
10975 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
10976 types of relaxed input section.
10978 2010-02-02 Doug Kwan <dougkwan@google.com>
10980 * Makefile.am (HFILES): Add arm-reloc-property.h.
10982 (TARGETSOURCES): Add arm-reloc-property.cc
10983 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
10984 (libgold_a_SOURCES): $(DEFFILES)
10985 * Makefile.in: Regenerate.
10986 * arm-reloc-property.cc: New file.
10987 * arm-reloc-property.h: New file.
10988 * arm-reloc.def: New file.
10989 * arm.cc: Update comments.
10990 (arm-reloc-property.h): New included header.
10991 (arm_reloc_property_table): New global variable.
10992 (Target_arm::do_select_as_default_target): New method definition.
10993 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
10994 arm-reloc-property to targ_extra_obj.
10995 * parameters.cc (set_parameters_target): Call
10996 Target::select_as_default_target().
10997 * target.h (Target::select_as_default_target): New method definition.
10998 (Target::do_select_as_default_target): Same.
11000 2010-02-01 Doug Kwan <dougkwan@google.com>
11002 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
11003 first_output_text_section_.
11004 (Arm_exidx_fixup::first_output_text_section): New method definition.
11005 (Arm_exidx_fixup::first_output_text_section_): New data member.
11006 (Arm_exidx_fixup::process_exidx_section): Record the first text
11007 output section seen.
11008 (Arm_output_section::fix_exidx_coverage): Set correct linked section
11009 and entsize in output section header.
11011 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11013 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
11014 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
11015 (Arm_relocate_functions::thm_alu11): New Method.
11016 (Arm_relocate_functions::thm_pc8): New Method.
11017 (Arm_relocate_functions::thm_pc12): New Method.
11018 (Target_arm::Scan::local): Handle the relocations.
11019 (Target_arm::Scan::global): Likewise.
11020 (Target_arm::Relocate::relocate): Likewise.
11021 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11023 2010-01-29 Doug Kwan <dougkwan@google.com>
11025 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
11026 of relocation types as ld.
11028 2010-01-29 Doug Kwan <dougkwan@google.com>
11030 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
11032 (Arm_relocate_functions::thumb_branch_common): Ditto.
11033 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
11034 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
11035 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
11036 Arm_relocate_functions::jump24): Remove.
11037 (Target_arm::Relocate::relocate): Adjust code to call
11038 Arm_relocation_functions::arm_branch_common and
11039 Arm_relocation_functions::thumb_branch_common instead of their removed
11040 wrappers. Merge switch-cases together to reduce source code size.
11042 2010-01-29 Doug Kwan <dougkwan@google.com>
11044 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
11045 output_local_symbol_count_needs_update_.
11046 (Arm_relobj::output_local_symbol_count_needs_update,
11047 Arm_relobj::set_output_local_symbol_count_needs_update,
11048 Arm_relobj::update_output_local_symbol_count): New methods.
11049 (Arm_relobj::output_local_symbol_count_needs_update_): New data
11051 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
11052 of pointed function as in a R_ARM_PREL31 relocation.
11053 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
11054 for output local symbol count updating.
11055 (Target_arm::do_relax): Update output local symbol counts in objects
11057 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
11059 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11061 * arm.cc: Added support for the ARM relocations:
11062 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
11063 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
11064 (Arm_relocate_functions::movw_rel_nc): Renamed (was
11066 (Arm_relocate_functions::movw_rel): New method.
11067 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
11068 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
11070 (Arm_relocate_functions::thm_movw_rel): New method.
11071 (Arm_relocate_functions::thm_movt_rel): Renamed (was
11073 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
11075 (Target_arm::Scan::global): Likewise.
11076 (Target_arm::Relocate::relocate): Likewise.
11077 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11080 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11082 * arm.cc: Added support for ARM group relocations.
11083 (Target_arm::reloc_needs_sym_origin): New method.
11084 (Arm_relocate_functions::calc_grp_kn): New method.
11085 (Arm_relocate_functions::calc_grp_residual): New method.
11086 (Arm_relocate_functions::calc_grp_gn): New method.
11087 (Arm_relocate_functions::arm_grp_alu): New Method.
11088 (Arm_relocate_functions::arm_grp_ldr): New Method.
11089 (Arm_relocate_functions::arm_grp_ldrs): New Method.
11090 (Arm_relocate_functions::arm_grp_ldc): New Method.
11091 (Target_arm::Scan::local): Handle the ARM group relocations.
11092 (Target_arm::Scan::global): Likewise.
11093 (Target_arm::Relocate::relocate): Likewise.
11094 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11097 2010-01-26 Doug Kwan <dougkwan@google.com>
11099 * arm.cc (set): Include.
11100 (class Arm_exidx_fixup): Change type of last_input_section_ to const
11102 (Arm_output_section::Text_section_list): New type.
11103 (Arm_output_section::append_text_sections_to_list): New method.
11104 (Arm_output_section::fix_exidx_coverage): Ditto.
11105 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
11106 (Arm_relobj::convert_input_section_to_relaxed_section): Use
11107 Relobj::set_section_offset() instead of
11108 Sized_relobj::invalidate_section_offset().
11109 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
11110 parameter for section headers. Ignore relocation sections for
11111 unallocated sections and EXIDX sections.
11112 (Target_arm::fix_exidx_coverage): New method.
11113 (Target_arm::output_section_address_less_than): New type.
11114 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
11115 linked text section instead of the EXIDX section.
11116 (Arm_output_section::create_stub_group): Add an assertion to check
11117 that this is not an EXIDX output section.
11118 (Arm_output_section::append_text_sections_to_list): New method.
11119 (Arm_output_section::fix_exidx_coverage): Ditto.
11120 (Arm_relobj::scan_sections_for_stubs): Adjust call to
11121 Arm_relobj::section_needs_reloc_stub_scanning.
11122 (Target_arm::do_relax): Fix EXIDX output section coverage in the
11124 (Target_arm::fix_exidx_coverage): New method.
11125 * object.h (Relobj::set_output_section): New method.
11126 (Sized_relobj::invalidate_section_offset): Remove method.
11127 (Sized_relobj::do_invalidate_section_offset): Remove method.
11128 (Sized_relobj::do_set_section_offset): Handle offset value -1.
11130 2010-01-25 Doug Kwan <dougkwan@google.com>
11132 * arm.cc (Arm_exidx_merged_section::do_output_offset):
11133 Fix warning due to signed and unsigned comparison on a 32-bit host.
11135 2010-01-22 Doug Kwan <dougkwan@google.com>
11137 * arm.cc (Target_arm::do_relax): Record an output section for section
11138 offset adjustment it contains any stub table that has changed.
11139 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
11140 offsets in an output section if necessary.
11141 * output.cc (Output_section::Output_section): Initialize
11142 section_offsets_need_adjustments_.
11143 (Output_section::add_input_section_for_script): Renamed to
11144 Output_section::add_simple_input_section.
11145 (Output_section::save_states): Add a comment.
11146 (Output_section::discard_states): New method defintion.
11147 (Output_section::adjust_section_offsets): Same.
11148 * output.h (Output_section::add_input_section_for_script): Renamed to
11149 Output_section::add_simple_input_section.
11150 (Output_section::discard_states): New method declaration.
11151 (Output_section::adjust_section_offsets): Same.
11152 (Output_section::section_offsets_need_adjustment,
11153 Output_section::set_section_offsets_need_adjustment): New method
11155 (Output_section::section_offsets_need_adjustment_): New data member.
11156 * script-sections.cc
11157 (Output_section_element_input::set_section_address): Adjust code for
11158 renaming of Output_section::add_input_section_for_script.
11159 (Orphan_output_section::set_section_address): Same.
11161 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11163 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
11164 Fix_v4bx enum values .
11165 * gold/options.h (General_options): New option definitions.
11166 (General_options::fix_v4bx): New method.
11167 (General_options::Fix_v4bx): New enum.
11168 * gold/options.cc (General_options::parse_fix_v4bx): New method.
11169 (General_options::parse_fix_v4bx_interworking): New method.
11171 2010-01-22 Doug Kwan <dougkwan@google.com>
11173 * arm.cc (Arm_exidx_fixup): New class.
11175 2010-01-21 Doug Kwan <dougkwan@google.com>
11177 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
11179 (Arm_exidx_section_offset_map): New type.
11181 2010-01-21 Doug Kwan <dougkwan@google.com>
11183 * arm.cc (Arm_exidx_input_section): New class.
11184 (Arm_relobj::exidx_input_section_by_link,
11185 Arm_relobj::exidx_input_section_by_shndx,
11186 Arm_relobj::make_exidx_input_section): New methods.
11187 (read_arm_attributes_section): Remove.
11188 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
11189 information about them.
11190 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
11193 2010-01-20 Doug Kwan <dougkwan@google.com>
11195 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
11196 Input_section_specifier to Section_id.
11197 (Target_arm::new_arm_input_section: Adjust code for change of key
11199 (Target_arm::find_arm_input_section): Ditto.
11200 * gc.h (object.h): Include for Section_id nand Section_id_hash.
11201 (Section_id): Remove.
11202 (Garbage_collection::Section_id_hash): Remove.
11203 * icf.h (object.h): Include for Section_id nand Section_id_hash.
11204 (Section_id): Remove.
11205 (Icf::Section_id_hash): Remove.
11206 * object.h (Section_id, Const_section_id, Section_id_hash,
11207 Const_section_id_hash): New type definitions.
11208 * output.cc (Output_section::add_relaxed_input_section): Change to
11209 use Const_section_id instead of Input_section_specifier as key type.
11210 (Output_section::add_merge_input_section): Ditto.
11211 (Output_section::build_relaxation_map): Change to use Section_id
11212 instead of Input_section_specifier as key type.
11213 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11215 (Output_section::convert_input_sections_to_relaxed_sections): Change
11216 to use Const_section_id instead of Input_section_specifier as key type.
11217 (Output_section::find_merge_section): Ditto.
11218 (Output_section::find_relaxed_input_section): Ditto.
11219 * output.h (Input_section_specifier): Remove class.
11220 (Output_section::Output_section_data_by_input_section_map): Change
11221 key type to Const_section_id.
11222 (Output_section::Output_relaxed_input_section_by_input_section_map):
11224 (Output_section::Relaxation_map): Change key type to Section_id.
11226 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11228 * gold/arm.cc: Added support for R_ARM_V4BX relocation
11229 (class Arm_v4bx_stub): New class.
11230 (DEF_STUBS): Updated definition to support v4_veneer_bx.
11231 (Stub_factory::make_arm_v4bx_stub): New method.
11232 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
11233 (Stub_table::empty): Handle v4bx stubs.
11234 (Stub_table::add_arm_v4bx_stub): New method.
11235 (Stub_table::find_arm_v4bx_stub): New method.
11236 (Arm_relocate_functions::v4bx): New method.
11237 (Target_arm::fix_v4bx): New method.
11238 (Target_arm::Target_arm): Handle R_ARM_V4BX.
11239 (Stub_table::relocate_stubs): Likewise.
11240 (Stub_table::do_write): Likewise.
11241 (Stub_table::update_data_size_and_addralign): Likewise.
11242 (Stub_table::finalize_stubs): Likewise.
11243 (Target_arm::Scan::local): Likewise.
11244 (Target_arm::Scan::global): Likewise.
11245 (Target_arm::do_finalize_sections): Likewise.
11246 (Target_arm::Relocate::relocate): Likewise.
11247 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11249 (Target_arm::scan_reloc_for_stub): Likewise.
11250 (Target_arm::scan_reloc_section_for_stubs): Likewise.
11252 2010-01-19 Ian Lance Taylor <iant@google.com>
11254 * output.cc (Output_section_headers::do_sized_write): Write large
11255 segment count to sh_info field.
11256 (Output_file_header::do_sized_write): For large segment count,
11257 write PN_XNUM to e_phnum field.
11259 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11261 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
11262 (Arm_relocate_functions::thm_jump8): New function.
11263 (Arm_relocate_functions::thm_jump11): New function.
11264 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
11266 (Target_arm::Scan::global): Likewise.
11267 (Target_arm::Relocate::relocate): Likewise.
11268 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11271 2010-01-14 Doug Kwan <dougkwan@google.com>
11273 * arm.cc (map, utility): Include headers.
11274 (Target_arm::apply_cortex_a8_workaround): New method.
11275 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
11276 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
11277 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
11278 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
11279 the --[no-]fix-cortex-a8 command line options.
11280 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
11281 (Target_arm::relocate_stub): Use addend in instruction template.
11282 * options.h (DEFINE_bool): Set the user-set flag.
11283 (General_options): Add --[no-]-fix-cortex options.
11284 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
11285 : Update fast look-up map after conversion.
11287 2010-01-14 Sriraman Tallam <tmsriram@google.com>
11289 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
11290 in the first pass of do_layout.
11292 2010-01-13 Doug Kwan <dougkwan@google.com>
11294 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
11295 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
11296 apparent compiler problem of not folding static constant integral
11297 data members of elfcpp::Elf_sizes<32>.
11299 2010-01-13 Doug Kwan <dougkwan@google.com>
11301 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
11302 Arm_relobj::section_needs_cortex_a8_stub_scanning,
11303 Arm_relobj::scan_section_for_cortex_a8_erratum,
11304 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
11305 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
11306 sections to scan for relocation stubs into a new method
11307 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
11308 relocation and Cortex-A8 stub scanning.
11309 (Target_arm::do_relax): Force stubs to be after stubbed sections
11310 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
11311 the beginning of a new relaxation pass. Update a comment.
11312 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
11314 2010-01-12 Ian Lance Taylor <iant@google.com>
11316 * target-reloc.h (visibility_error): New inline function.
11317 (relocate_section): Call visibility_error.
11318 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
11319 (MOSTLYCLEANFILES): Likewise.
11320 (protected_4_pic.o, protected_3.err): New targets.
11321 * testsuite/protected_4.cc: New file.
11323 2010-01-12 Doug Kwan <dougkwan@google.com>
11325 * arm.cc (Cortex_a8_reloc): New class.
11326 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
11327 and cortex_a8_relocs_info_.
11328 (Target_arm::fix_cortex_a8): New method definition.
11329 (Target_arm::Cortex_a8_relocs_info): New type.
11330 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
11331 New data member declarations.
11332 (Target_arm::scan_reloc_for_stub): Record information about
11333 relocations for THUMB branches that might be exempted from the
11334 Cortex-A8 workaround.
11335 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
11336 at the beginning of a relaxation pass.
11338 2010-01-12 Doug Kwan <dougkwan@google.com>
11340 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
11341 (Arm_relobj::Mapping_symbol_position,
11342 Arm_reloj::Mapping_symbol_position_less,
11343 Arm_relobj::Mapping_symbols_info): New types.
11344 (Target_arm::is_mapping_symbol_name): New method definition.
11345 (Arm_relobj::do_count_local_symbols): Save information about mapping
11348 2010-01-11 Doug Kwan <dougkwan@google.com>
11350 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
11351 Arm_relocate_functions::thumb32_branch_upper,
11352 Arm_relocate_functions::thumb32_branch_lower,
11353 Arm_relocate_functions::thumb32_cond_branch_offset,
11354 Arm_relocate_functions::thumb32_cond_branch_upper,
11355 Arm_relocate_functions::thumb32_cond_branch_lower,
11356 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
11357 branch offset encoding.
11358 (Arm_relocate_functions::thumb_branch_common): Use new branch
11359 offset encoding methods to avoid code duplication.
11360 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
11361 (Stub_addend_reader::operator()): Use new branch encoding method
11362 to avoid code duplication.
11364 2010-01-11 Doug Kwan <dougkwan@google.com>
11366 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
11367 (Target_arm::do_finalize_sections): Define special EXIDX section
11368 symbols only if referenced.
11369 * gc.h (Garbage_collection::add_reference): New method.
11370 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
11373 2010-01-11 Ian Lance Taylor <iant@google.com>
11375 * script.cc (Version_script_info::build_expression_list_lookup):
11376 Change complaing about duplicate wildcard match from error to
11379 * script.cc (class Lazy_demangler): Recreate--revert part of patch
11381 (Version_script_info::Version_script_info): Initialize globs_,
11382 default_version_, default_is_global_, and exact_. Don't
11383 initialize globals_ or locals_.
11384 (Version_script_info::build_lookup_tables): Build local symbols
11386 (Version_script_info::unquote): New function.
11387 (Version_script_info::add_exact_match): New function.
11388 (Version_script_info::build_expression_list_lookup): Remove lookup
11389 parameter. Add is_global parameter. Change all callers. Handle
11390 wildcard pattern specially. Unquote pattern. Call
11392 (Version_script_info::get_name_to_match): New function.
11393 (Version_script_info::get_symbol_version): New function.
11394 (Version_script_info::get_symbol_version_helper): Remove.
11395 (Version_script_info::check_unmatched_names): Call unquote.
11396 * script.h (class Version_script_info): Change get_symbol_version
11397 to be non-inline and add is_global parameter; change all callers.
11398 Rewrite symbol_is_local. Update declarations. Define struct
11399 Version_tree_match, Exact, Globs. Don't define struct Lookup.
11400 Remove globals_ and locals_ members. Add exact_, globs_,
11401 default_version_, is_global_.
11402 (Version_script_info::Glob): Remove pattern, add expression and
11403 is_global. Update constructor. Change all callers.
11404 * dynobj.cc (Versions::finalize): Mark the version symbol as the
11406 (Versions::symbol_section_contents): If a symbol is undefined, or
11407 defined in a dynamic object, set the version index to
11409 * symtab.cc (Symbol_table::add_from_relobj): Don't call
11411 (Symbol_table::add_from_pluginobj): Likewise.
11412 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
11414 2010-01-11 Doug Kwan <dougkwan@google.com>
11416 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
11417 (incremental_dump_LDADD): Add linking option for libintl.
11418 * Makefile.in: Regenerate.
11420 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
11423 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
11425 * testsuite/Makefile.in: Regenerated.
11427 2010-01-10 Doug Kwan <dougkwan@google.com>
11429 * options.h (DEFINE_var): Use parentheses around argument varname__
11430 in macro body to avoid any unintended subsequent substitutions.
11432 2010-01-10 Ian Lance Taylor <iant@google.com>
11434 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
11435 candidates before doing symbol resolution.
11437 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
11438 ODR candidates if only one is weak.
11440 2010-01-08 Ian Lance Taylor <iant@google.com>
11442 * script.cc (Version_script_info::build_expression_list_lookup):
11443 Don't warn about ambiguous version, just record the ambiguity.
11444 (Version_script_info::get_symbol_version_helper): Give error if
11445 version is ambiguous.
11447 2010-01-08 Doug Kwan <dougkwan@google.com>
11449 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
11450 prev_data_size_ and prev_addralign_. Remove initializer for
11451 deleted data member has_been_changed_.
11452 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
11453 to determine if the table is empty.
11454 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
11456 (Stub_table::add_reloc_stub): Define method in class definition
11457 instead of just declaring it there.
11458 (Stub_table::add_cortex_a8_stub): New method definition.
11459 (Stub_table::update_data_size_and_addralign): Ditto.
11460 (Stub_table::finalize_stubs): Ditto.
11461 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
11462 (Stub_table::do_addralign_): Return address alignment in the
11463 (Stub_table::do_reset_address_and_file_offset): Define method in
11464 class definition instead of declaring it there. Set current data
11465 size to be the data size of the previous pass.
11466 (Stub_table::set_final_data_size): Use current data size as the
11468 (Stub_table::relocate_stub): Change parameter type of stub from
11469 Reloc_stub pointer to Stub pointer.
11470 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
11471 (Stub_table::Cortex_a8_stub_list): New typedef.
11472 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
11473 Stub_table::prev_addralign_): New data member.
11474 (Arm_relobj::Arm_relobj): Initialize data member
11475 section_has_cortex_a8_workaround_.
11476 (Arm_relobj::section_has_cortex_a8_workaround,
11477 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
11479 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
11481 (Target_arm::relocate_stub): Change parameter type of stub from
11482 Reloc_stub pointer to Stub pointer.
11483 (Insn_template::size, Insn_template::alignment): Handle
11484 THUMB16_SPECIAL_TYPE.
11485 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
11486 Stub_table::update_data_size_and_addralign,
11487 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
11489 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
11490 (Stub_table::do_write): Ditto.
11491 (Target_arm::do_relax): Adjust code for changes in Stub_table.
11493 2010-01-08 Ian Lance Taylor <iant@google.com>
11496 * symtab.h (class Symbol): Remove fields is_target_special_ and
11497 has_plt_offset_. Add field is_defined_in_discarded_section_.
11498 (Symbol::is_defined_in_discarded_section): New function.
11499 (Symbol::set_is_defined_in_discarded_section): New function.
11500 (Symbol::has_plt_offset): Rewrite.
11501 (Symbol::set_plt_offset): Verify that new offset is not -1U.
11502 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
11503 Don't initialize is_target_special_ or has_plt_offset_.
11504 Initialize is_defined_in_discarded_section_.
11505 (Symbol_table::add_from_relobj): If appropriate, set
11506 is_defined_in_discarded_section.
11507 * resolve.cc (Symbol::override_base_with_special): Don't test
11508 is_target_special_. Change has_plt_offset_ to has_plt_offset().
11509 * target-reloc.h (relocate_section): Do special handling for
11510 symbols defined in discarded sections for global symbols as well
11513 2010-01-08 Ian Lance Taylor <iant@google.com>
11515 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
11516 the SHT_SYMTAB case.
11518 2010-01-08 Ian Lance Taylor <iant@google.com>
11520 * object.cc (Sized_relobj::do_layout): Don't get confused if
11521 layout_eh_frame returns NULL.
11523 2010-01-08 Ian Lance Taylor <iant@google.com>
11526 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
11527 dynamic symbol table, use the normal symbol table.
11528 (Sized_dynobj::do_read_symbols): Remove assertion about type of
11531 2010-01-08 Ian Lance Taylor <iant@google.com>
11534 * layout.cc (Layout::include_section): Remove .gnu_debuglink
11537 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
11539 * version.cc (print_version): Change to "Copyright 2010".
11541 2010-01-08 Ian Lance Taylor <iant@google.com>
11545 * i386.cc (class Target_i386): Change return type of plt_section
11547 (class Output_data_plt_i386): Add tls_desc_rel_ field.
11548 (Output_data_plt_i386::Output_data_plt_i386): Initialize
11549 tls_desc_rel_ field.
11550 (Output_data_plt_i386::rel_tls_desc): New function.
11551 (Target_i386::rel_tls_desc_section): New function.
11552 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
11553 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
11554 R_386_TLS_DESC reloc in rel_tls_desc_section.
11555 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
11556 Define struct Tlsdesc_info.
11557 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
11558 (Target_x86_64::do_reloc_symbol_index): New function.
11559 (Target_x86_64::add_tlsdesc_info): New function.
11560 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
11561 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
11562 tlsdesc_rel_ field.
11563 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
11565 (Output_data_plt_x86_64::rela_tlsdesc): New function.
11566 (Target_x86_64::rela_tlsdesc_section): New function.
11567 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
11569 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
11570 (Target_x86_64::do_reloc_addend): New function.
11571 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
11572 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
11573 declarations. Define TARGET_CODE. Add arg field to u1_ union.
11574 (Output_reloc::type): New function.
11575 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
11576 (Output_reloc::is_target_specific): New function.
11577 (Output_reloc::target_arg): New function.
11578 (class Output_reloc) [SHT_RELA]: Add four new constructors for
11579 absolute relocs and target specific relocs.
11580 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
11581 add_target_specific.
11582 (class Output_data_reloc) [SHT_RELA]: Likewise.
11583 * output.cc (Output_reloc::Output_reloc): Add four new versions
11584 for absolute relocs and target specific relocs.
11585 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
11586 (Output_reloc::get_symbol_index): Likewise.
11587 (Output_reloc::local_section_offset): Check that local_sym_index_
11588 is not TARGET_CODE or 0.
11589 (Output_reloc::symbol_value): Likewise.
11590 (Output_reloc::write) [SHT_RELA]: Call target for target specific
11592 * target.h (class Target): Add reloc_symbol_index and reloc_addend
11593 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
11595 * layout.cc (add_target_dynamic_tags): Use output section for
11596 DT_PLTRELSZ and DT_JMPREL.
11598 2010-01-07 Ian Lance Taylor <iant@google.com>
11601 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
11603 (class Output_data_reloc_generic): Define.
11604 (class Output_data_reloc_base): Change base class to
11605 Output_data_reloc_generic. Change add() method to call
11606 bump_relative_reloc_count for a relative reloc. Remove
11607 sort_relocs_ field.
11608 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
11610 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
11611 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
11613 * layout.h (class Layout): Update declaration.
11615 2010-01-07 Ian Lance Taylor <iant@google.com>
11617 * output.h (class Output_data): Add const version of
11618 output_section and do_output_section.
11619 (class Output_section_data): Add const version of
11621 (class Output_section): Likewise.
11622 * layout.cc (Layout::add_target_dynamic_tags): New function.
11623 * layout.h (class Layout): Update declarations.
11624 * arm.cc (Target_arm::do_finalize_sections): Use
11625 add_target_dynamic_tags.
11626 * i386.cc (Target_i386::do_finalize_sections): Likewise.
11627 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
11628 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
11629 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
11631 2010-01-07 Ian Lance Taylor <iant@google.com>
11634 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
11637 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
11638 Ian Lance Taylor <iant@google.com>
11641 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
11642 Xindex::read_symtab_xindex.
11644 2010-01-07 Doug Kwan <dougkwan@google.com>
11646 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
11647 (Insn_template::thumb16_bcond_insn): New method declaration.
11648 (Insn_template): Fix spelling.
11649 (Stub::thumb16_special): New method declaration.
11650 (Stub::do_write): Define virtual method which was previously pure
11652 (Stub::do_thumb16_special): New method declaration.
11653 (Stub::do_fixed_endian_write): New template member.
11654 (Reloc_stub::do_write): Remove.
11655 (Reloc_stub::do_fixed_endian_write): Remove.
11656 (Cortex_a8_stub): New class definition.
11657 (Stub_factory::make_cortex_a8_stub): New method definition.
11658 (Stub_factory::Stub_factory): Add missing static storage class
11659 qualifier for elf32_arm_stub_a8_veneer_blx.
11661 2010-01-07 Ian Lance Taylor <iant@google.com>
11664 * options.h (class General_options): Add --warn-unresolved-symbols
11665 and --error-unresolved-symbols.
11666 * errors.cc (Errors::undefined_symbol): Implement
11667 --warn-unresolved-symbols.
11669 * options.h (class General_options): Add -z text and -z textoff.
11670 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
11672 2010-01-06 Sriraman Tallam <tmsriram@google.com>
11674 * gc.h (Garbage_collection::Cident_section_map): New typedef.
11675 (Garbage_collection::cident_sections): New function.
11676 (Garbage_collection::add_cident_section): New function.
11677 (Garbage_collection::cident_sections_): New member.
11678 (gc_process_relocs): Add references to sections whose names are C
11680 * gold.h (cident_section_start_prefix): New constant.
11681 (cident_section_stop_prefix): New constant.
11682 (is_cident): New function.
11683 * layout.cc (Layout::define_section_symbols): Replace string constants
11684 with the newly defined constants.
11685 * object.cc (Sized_relobj::do_layout): Track sections whose names are
11687 * testsuite/Makefile.am: Add gc_orphan_section_test.
11688 * testsuite/Makefile.in: Regenerate.
11689 * testsuite/gc_orphan_section_test.cc: New file.
11690 * testsuite/gc_orphan_section_test.sh: New file.
11692 2010-01-06 Ian Lance Taylor <iant@google.com>
11695 * options.h (class General_options): Add --warn-shared-textrel.
11696 * layout.cc (Layout::finish_dynamic_section): Implement
11697 --warn-shared-textrel.
11700 * options.h (class General_options): Add --warn-multiple-gp.
11702 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11704 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
11705 $(THREADSLIB) and $(LIBDL).
11706 * Makefile.in: Rebuild.
11708 2010-01-06 Ian Lance Taylor <iant@google.com>
11711 * options.cc (General_options::parse_section_start): New function.
11712 (General_options::section_start): New function.
11713 (General_options::General_options): Initialize all members.
11714 * options.h: Include <map>
11715 (class General_options): Add --section-start. Add section_starts_
11717 * layout.cc (Layout::attach_allocated_section_to_segment): If
11718 --section-start was used, set the address of the segment. Remove
11719 local sort_sections.
11720 (Layout::relaxation_loop_body): If the address of the load segment
11721 has been set by --section-start, don't use it.
11722 * output.h (Output_segment::update_flags_for_output_section): New
11724 * output.cc (Output_segment::add_output_section): Call
11725 update_flags_for_output_section.
11727 2010-01-05 Ian Lance Taylor <iant@google.com>
11730 * options.h (class General_options): Add --undefined-version.
11731 * script.cc (struct Version_expression): Add was_matched_by_symbol
11733 (Version_script_info::matched_symbol): New function.
11734 (Version_script_info::get_symbol_version_helper): Call
11736 (Version_script_info::check_unmatched_names): New function.
11737 * script.h (class Version_script_info): Update declarations.
11738 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
11740 * options.h (class General_options): Use DEFINE_bool_alias for
11741 allow_multiple_definition.
11742 * resolve.cc (Symbol_table::should_override): Don't test
11743 allow_multiple_definition.
11746 * options.h (class General_options): Add --cref.
11747 * main.cc (main): Print cref table if --cref. Don't close mapfile
11748 until after printing cref table.
11749 * cref.cc: Include "symtab.h".
11750 (class Cref_inputs): Define Cref_table_compare and Cref_table.
11751 (Cref_table_compare::operator()): New function.
11752 (Cref_inputs::gather_cref): New function.
11753 (filecol): New static const.
11754 (Cref_inputs::print_cref): New function.
11755 (Cref::print_cref): New function.
11756 * cref.h: Include <cstdio>.
11757 (class Cref): Update declarations.
11758 * mapfile.h (Mapfile::file): New function.
11759 * object.h (class Object): Define Symbols. Declare virtual
11760 do_get_global_symbols.
11761 (Object::get_global_symbols): New function.
11762 * object.cc (Input_objects::add_object): Pass object to cref_ if
11764 (Input_objects::archive_start): Likewise.
11765 (Input_objects::archive_stop): Likewise.
11766 (Input_objects::print_cref): New function.
11767 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
11768 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
11770 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
11772 * plugin.h (class Sized_pluginobj): Update declarations.
11774 2010-01-05 Ian Lance Taylor <iant@google.com>
11776 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
11777 to is_default_version. Rename insdef to insdefault.
11778 (Symbol_table::add_from_relobj): Rename def to is_default_version
11779 and local to is_forced_local.
11780 (Symbol_table::add_from_pluginobj): Likewise.
11781 (Symbol_table::add_from_dynobj): Likewise.
11782 (Symbol_table::define_special_symbol): Rename insdef to
11785 2010-01-04 Ian Lance Taylor <iant@google.com>
11788 * options.h (class General_options): Add
11789 --allow-multiple-definition and -z muldefs.
11790 * resolve.cc (Symbol_table::should_override): Don't warn about a
11791 multiple symbol definition if --allow-multiple-definition or -z
11795 * options.h (class General_options): Add --add-needed and
11796 --copy-dt-needed-entries. Tweak --as-needed help entry.
11797 * object.cc (Input_objects::check_dynamic_dependencies): Give an
11798 error if --copy-dt-needed-entries aka --add-needed is used and
11799 would cause a change in behaviour.
11802 * options.h (class General_options): Add -G as a short version of
11803 --shared. Add no-op options -assert, -g, and -i.
11805 2010-01-04 Sriraman Tallam <tmsriram@google.com>
11807 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
11808 check for .text or .gnu.linkonce.t sections.
11809 * icf.cc (Icf::find_identical_sections): Ditto.
11810 Change the detection for mangled function name within the section
11812 * icf.h (is_section_foldable_candidate): New function.
11814 2009-12-30 Ian Lance Taylor <iant@google.com>
11817 * options.h (class General_options): Permit two dashes with
11818 --retain-symbols-file.
11820 2009-12-30 Ian Lance Taylor <iant@google.com>
11823 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
11824 don't put the file header and segment headers in the text
11828 * common.cc (Sort_commons::operator()): Stabilize sort when both
11830 (Symbol_table::do_allocate_commons_list): When allocating common
11831 symbols, skip a symbol which is no longer common.
11832 * symtab.h (Symbol::is_common): Test whether the symbol comes from
11833 an object before checking its type.
11834 * testsuite/common_test_2.c: New file.
11835 * testsuite/common_test_3.c: New file.
11836 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
11837 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
11838 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
11839 (common_test_2_pic.o, common_test_2.so): New targets.
11840 (common_test_3_pic.o, common_test_3.so): New targets.
11841 * testsuite/Makefile.in: Rebuild.
11844 * script.cc (read_input_script): If we see a new SECTIONS clause,
11845 and we have added an input section, give an error.
11846 * layout.h (class Layout): Add have_added_input_section function.
11847 Add have_added_input_section_ field.
11848 * layout.cc (Layout::Layout): Initialize
11849 have_added_input_section_.
11850 (Layout::layout): Set have_added_input_section_.
11851 (Layout::layout_eh_frame): Likewise.
11853 2009-12-30 Ian Lance Taylor <iant@google.com>
11856 * options.h (class General_options): Add --sort-common option.
11857 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
11858 * common.cc (Sort_common): Add sort_order parameter to
11859 constructor. Add sort_order_ field.
11860 (Sort_commons::operator): Check sort_order_.
11861 (Symbol_table::allocate_commons): Determine the sort order.
11862 (Symbol_table::do_allocate_commons): Add sort_order parameter.
11863 Change all callers.
11864 (Symbol_table::do_allocate_commons_list): Likewise.
11866 2009-12-30 Ian Lance Taylor <iant@google.com>
11869 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
11870 symbols from this object, don't change the visibility of an
11872 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
11874 2009-12-30 Ian Lance Taylor <iant@google.com>
11877 * script.h (class Version_script_info): Define Language enum.
11878 Update declarations. Define Glob, Exact, and Lookup types. Add
11879 new fields globals_, locals_, and is_finalized_.
11880 * script.cc: Various formatting fixes.
11881 (class Parser_closure): Change language_stack_ from a vector of
11882 std::string to one of Version_script_info::Language. Adjust all
11884 (class Lazy_demangler): Remove.
11885 (struct Version_expression): Change language from std::string to
11886 Version_script_info::Language.
11887 (Version_script_info::Version_script_info): New function.
11888 (Version_script_info::~Version_script_info): Don't call clear.
11889 (Version_script_info::finalize): New function.
11890 (Version_script_info::build_lookup_tables): New function.
11891 (Version_script_info::build_expression_list_lookup): New
11893 (Version_script_info::get_symbol_version_helper): Rewrite to use
11895 (Version_script_info::print_expression_list): Adjust to use
11896 Version_script_info::Language.
11897 (script_push_lex_into_version_mode): Check that the version script
11898 has not been finalized.
11899 (version_script_push_lang): Change language string to
11900 Version_script_info::Language.
11901 * options.cc (Command_line::version_script): New function.
11902 * options.h (class General_options): Add finalize_dynamic_list
11903 function. Change version_script from declaration to definition.
11904 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
11905 * testsuite/version_script.map: Remove duplicate def of foo.
11906 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
11907 version_script.map.
11908 * testsuite/Makefile.in: Rebuild.
11910 2009-12-30 Ian Lance Taylor <iant@google.com>
11913 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
11914 if the input symbol index is 0, make the output symbol index 0.
11916 2009-12-30 Ian Lance Taylor <iant@google.com>
11919 * options.h (class General_options): Add -x/--discard-all.
11920 * object.cc (Sized_relobj::do_count_local_symbols): Handle
11921 --discard-all. If the local symbol needs a dynamic entry, check
11922 that before handling --discard-locals.
11924 2009-12-30 Ian Lance Taylor <iant@google.com>
11927 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
11929 (Output_segment::add_output_section): Don't change the flags if
11930 the type is PT_TLS.
11933 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
11934 GNU hash table if they need a dynamic value. Otherwise, don't add
11935 them if they are defined in a dynamic object or are forced local.
11937 2009-12-29 Ian Lance Taylor <iant@google.com>
11940 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
11941 .gnu.hash table for a 32-bit target.
11944 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
11945 regular and a dynamic object only needs a dynamic symbol table
11946 entry if it is externally visible.
11949 * i386.cc (class Target_i386): Initialize global_offset_table_ in
11950 constructor. Add global_offset_table_ field.
11951 (Target_i386::got_section): Set global_offset_table_.
11952 (Target_i386::do_finalize_sections): Set global_offset_table_
11954 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
11955 in constructor. Add global_offset_table_ field.
11956 (Target_x86_64::got_section): Set global_offset_table_.
11957 (Target_x86_64::do_finalize_sections): Set global_offset_table_
11960 * layout.cc (Layout::Layout): Initialize increase_relro_.
11961 (Layout::get_output_section): Add is_relro, is_last_relro, and
11962 is_first_non_relro parameters. Change all callers.
11963 (Layout::choose_output_section): Likewise.
11964 (Layout::add_output_section_data): Likewise.
11965 (Layout::make_output_section): Likewise.
11966 (Layout::set_segment_offsets): Clear increase_relro when using a
11968 * layout.h (class Layout): Add increase_relro method. Add
11969 increase_relro_ field. Update declarations.
11970 * output.cc (Output_section::Output_section): Initialize
11971 is_last_relro_ and is_first_non_relro_.
11972 (Output_segment::add_output_section): Group relro sections is
11973 do_sort is true. Handle is_last_relro and is_first_non_relro.
11974 (Output_segment::maximum_alignment): Remove relro handling.
11975 (Output_segment::set_section_addresses): Add increase_relro
11976 parameter. Change all callers. Add initial alignment to align
11977 relro sections on separate page. Remove old relro handling.
11978 (Output_segment::set_section_list_addresses): Remove in_relro
11979 parameter. Change all callers.
11980 (Output_segment::set_offset): Add increase parameter. Change all
11981 callers. Remove old relro handling.
11982 * output.h (class Output_section): Add new methods: is_last_relro,
11983 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
11984 Add is_last_relro_ and is_first_non_relro_ fields.
11985 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
11986 Create separate .got.plt section. Call increase_relro.
11987 * x86_64.cc (Target_x86_64::got_section): Likewise.
11988 * testsuite/relro_script_test.t: Add .got.plt.
11991 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
11992 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
11993 (Layout::finalize): Call set_dynamic_symbol_size.
11994 (Layout::set_dynamic_symbol_size): New function.
11995 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
11996 set_dynamic_symbol_size.
11999 * output.h (class Output_section): Add is_entsize_zero_ field.
12000 * output.cc (Output_section::Output_section): Initialize
12002 (Output_section::set_entsize): If two different entsizes are
12003 requested, force it to zero.
12004 (Output_section::add_input_section): Set flags for .debug_str
12005 before updating section flags. Set entsize.
12006 (Output_section::update_flags_for_input_section): Set SHF_MERGE
12007 and SHF_STRING if all input sections have those flags.
12009 2009-12-29 Rafael Espindola <espindola@google.com>
12011 * main.cc (main): Fix the sys time reporting.
12012 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
12015 2009-12-29 Sriraman Tallam <tmsriram@google.com>
12017 * options.cc (General_options::parse_version): Allow -v to exit
12018 without an error if there is nothing to link.
12020 2009-12-29 Ian Lance Taylor <iant@google.com>
12022 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
12023 using a version of gcc before 4.1.
12024 * configure: Rebuild.
12026 2009-12-28 Chris Demetriou <cgd@google.com>
12028 * attributes.cc (Output_attributes_section_data::do_write): Use
12029 std::vector::front rather than std::vector::data.
12031 2009-12-28 Ian Lance Taylor <iant@google.com>
12033 * symtab.h (class Symbol_table): Add enum Defined.
12034 * resolve.cc (Symbol_table::should_override): Add defined
12035 parameter. Change all callers. Test whether object is NULL
12036 before calling a method on it.
12037 (Symbol_table::report_resolve_problem): Add defined parameter.
12038 Change all callers.
12039 (Symbol_table::should_override_with_special): Likewise.
12040 * symtab.cc (Symbol_table::define_in_output_data): Add defined
12041 parameter. Change all callers.
12042 (Symbol_table::do_define_in_output_data): Likewise.
12043 (Symbol_table::define_in_output_segment): Likewise.
12044 (Symbol_table::do_define_in_output_segment): Likewise.
12045 (Symbol_table::define_as_constant): Likewise.
12046 (Symbol_table::do_define_as_constant): Likewise.
12047 * script.h (class Symbol_assignment): Add is_defsym parameter to
12048 constructor; change all callers.
12049 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
12050 parameter. Change all callers. Add is_defsym_ field.
12051 (class Parser_closure): Add parsing_defsym parameter to
12052 constructor; change all callers. Add parsing_defsym accessor
12053 function. Add parsing_defsym_ field.
12055 2009-12-28 Ian Lance Taylor <iant@google.com>
12057 * gold.cc (queue_middle_tasks): Fix formatting.
12058 * object.cc (Relobj::is_section_name_included): Likewise.
12060 2009-12-23 Ian Lance Taylor <iant@google.com>
12062 * i386.cc (Target_i386::do_calls_non_split): Recognize
12063 -fsplit-stack prologue for a function with a static chain.
12064 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
12065 -fsplit-stack prologue when using %r11.
12067 2009-12-21 Sriraman Tallam <tmsriram@google.com>
12069 * options.cc (General_options::parse_version): Make -v continue and do
12070 the link like GNU ld does.
12072 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
12074 * Makefile.am (CCFILES): Add timer.cc.
12075 (HFILES): Add timer.h.
12076 * configure.ac: Check for sysconf and times.
12077 * main.cc: include timer.h.
12078 (main): Use Timer instead of get_run_time.
12081 * workqueue.cc: include timer.h.
12082 (Workqueue::find_and_run_task):
12083 Report user, sys and wall time.
12084 * Makefile.in: Regenerate.
12085 * config.in: Regenerate.
12086 * configure: Regenerate.
12088 2009-12-16 Doug Kwan <dougkwan@google.com>
12090 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
12092 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
12093 relaxed input sections.
12094 * output.cc (Output_section::find_relaxed_input_section): Change
12095 return type to Output_relaxed_input_section pointer. Adjust code
12096 for new type of relaxed_input_section_map_.
12097 * output.h (Output_section::find_relaxed_input_section): Change
12098 return type to Output_relaxed_input_section pointer.
12099 (Output_section::Output_relaxed_input_section_by_input_section_map):
12101 (Output_section::relaxed_input_section_map_): Change type to
12102 Output_section::Output_relaxed_input_section_by_input_section_map.
12103 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
12106 2009-12-15 Ian Lance Taylor <iant@google.com>
12108 * layout.cc (Layout::create_shstrtab): Only write out after input
12109 sections if we are compressing debug sections.
12111 2009-12-15 Ian Lance Taylor <iant@google.com>
12113 * archive.cc (Archive::add_symbols): Only look up a symbol without
12114 a version if there is, in fact, a version.
12116 2009-12-14 Ian Lance Taylor <iant@google.com>
12118 Revert -Wshadow changes, all changes from:
12119 2009-12-11 Doug Kwan <dougkwan@google.com>
12120 2009-12-11 Nick Clifton <nickc@redhat.com>
12121 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
12123 2009-12-11 Doug Kwan <dougkwan@google.com>
12125 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
12127 * attributes.cc (Object_attribute::size): Ditto.
12128 (Attributes_section_data::size): Ditto.
12129 (Attributes_section_data::Attributes_section_data): Ditto.
12130 (Output_attributes_section_data::do_write): Ditto.
12131 * attributes.h (Object_attribute::set_type): Ditto.
12132 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
12134 2009-12-11 Nick Clifton <nickc@redhat.com>
12136 * archive.cc: Fix shadowed variable warnings.
12137 * arm.cc: Likewise.
12138 * compressed_output.cc: Likewise.
12139 * compressed_output.h: Likewise.
12140 * configure: Likewise.
12141 * dwarf_reader.cc: Likewise.
12142 * dynobj.cc: Likewise.
12143 * dynobj.h: Likewise.
12144 * ehframe.cc: Likewise.
12145 * ehframe.h: Likewise.
12146 * errors.cc: Likewise.
12147 * expression.cc: Likewise.
12148 * fileread.cc: Likewise.
12149 * fileread.h: Likewise.
12150 * freebsd.h: Likewise.
12151 * i386.cc: Likewise.
12152 * icf.cc: Likewise.
12153 * incremental.h: Likewise.
12154 * layout.cc: Likewise.
12155 * layout.h: Likewise.
12156 * mapfile.cc: Likewise.
12157 * merge.cc: Likewise.
12158 * merge.h: Likewise.
12159 * object.cc: Likewise.
12160 * object.h: Likewise.
12161 * options.h: Likewise.
12162 * output.cc: Likewise.
12163 * output.h: Likewise.
12164 * parameters.cc: Likewise.
12165 * plugin.cc: Likewise.
12166 * powerpc.cc: Likewise.
12167 * reduced_debug_output.cc: Likewise.
12168 * reduced_debug_output.h: Likewise.
12169 * reloc.cc: Likewise.
12170 * reloc.h: Likewise.
12171 * resolve.cc: Likewise.
12172 * script-sections.cc: Likewise.
12173 * script.cc: Likewise.
12174 * script.h: Likewise.
12175 * sparc.cc: Likewise.
12176 * symtab.cc: Likewise.
12177 * symtab.h: Likewise.
12178 * target-select.cc: Likewise.
12179 * target-select.h: Likewise.
12180 * token.h: Likewise.
12181 * workqueue.cc: Likewise.
12182 * workqueue.h: Likewise.
12183 * x86_64.cc: Likewise.
12185 2009-12-10 Doug Kwan <dougkwan@google.com>
12187 * arm.cc (attributes.h): New include.
12188 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
12189 (Arm_relobj::~Arm_relobj): Delete object pointed by
12190 attributes_section_data_.
12191 (Arm_relobj::attributes_section_data): New method definition.
12192 (Arm_relobj::attributes_section_data_): New data member declaration.
12193 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
12194 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
12195 attributes_section_data_.
12196 (Arm_dynobj::attributes_section_data): New method definition.
12197 (Arm_dynobj::attributes_section_data_): New data member declaration.
12198 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
12199 initialization value of may_use_blx_ to false.
12200 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
12201 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
12202 object attributes to compute results instead of hard-coding.
12203 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
12204 Target_arm::get_secondary_compatible_arch,
12205 Target_arm::set_secondary_compatible_arch
12206 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
12207 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
12208 New method declarations.
12209 (Target_arm::get_aeabi_object_attribute): New method definition.
12210 (Target_arm::attributes_section_data_): New data member declaration.
12211 (read_arm_attributes_section): New template definition.
12212 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
12213 (Arm_dynobj::do_read_symbols): Ditto.
12214 (Target_arm::do_finalize_sections): Merge attributes sections from
12215 input. Check for BLX use after attributes section merging.
12216 Fix __exidx_start and __exidx_end visibility. Create an
12217 .ARM.attributes section if necessary.
12218 (Target_arm::get_secondary_compatible_arch,
12219 Target_arm::set_secondary_compatible_arch,
12220 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
12221 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
12222 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
12223 New method definitions.
12225 2009-12-09 Ian Lance Taylor <iant@google.com>
12227 * plugin.cc (Plugin::load): Don't cast from void* to a function
12230 2009-12-09 Ian Lance Taylor <iant@google.com>
12232 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
12233 information fields.
12235 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
12237 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
12238 Replace two_file_shared_1.so with two_file_shared_2.so.
12239 * testsuite/Makefile.in: Regenerated.
12241 2009-12-08 Doug Kwan <dougkwan@google.com>
12243 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
12244 (HFILES): Add attributes.h and int_encoding.h.
12245 * Makefile.in: Regenerate.
12246 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
12247 function definitions to int_encoding.cc
12248 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
12249 prototypes to int_encoding.h
12250 * reduced_debug_output.cc (int_encoding.h): New include.
12251 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
12252 function definitions to int_encoding.cc
12253 (insert_into_vector, read_from_pointer): Move template definitions to
12255 * attributes.cc: New file.
12256 * attributes.h: New file.
12257 * int_encoding.cc: New file.
12258 * int_encoding.h: New file.
12260 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
12263 * incremental-dump.cc (dump_incremental_inputs): New.
12264 (main): Use dump_incremental_inputs.
12266 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
12269 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
12270 checking elfcpp::STT_FUNC.
12271 (Target_i386::Relocate::relocate): Likewise.
12272 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
12274 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
12275 symbols from shared libraries into normal FUNC symbols.
12277 * symtab.h (Symbol): Add is_func and use it.
12279 2009-12-05 Doug Kwan <dougkwan@google.com>
12281 * arm.cc (Target_arm::arm_info): Initialize new fields
12282 attributes_section and attributes_vendor.
12283 * i386.cc (Target_i386::i386_info): Same.
12284 * object.cc (Sized_relobj::do_layout): Skip attribute section.
12285 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
12286 fields attributes_section and attributes_vendor.
12287 * sparc.cc (Target_sparc::sparc_info): Same.
12288 * target.h (Target::attributes_section, Target::attributes_vendor,
12289 Target::is_attributes_section, Target::attribute_arg_type,
12290 Target::attributes_order): New method definitions.
12291 (Target::Target_info::attributes_section,
12292 Target::Target_info::attributes_vendor): New fields.
12293 (Target::do_attribute_arg_type, Target::do_attributes_order): New
12294 virtual method definitions.
12295 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
12296 attributes_section and attributes_vendor.
12297 * testsuite/testfile.cc (Target_test::test_target_info): Same.
12299 2009-12-05 Doug Kwan <dougkwan@google.com>
12301 * arm.cc: Update comments about interworking and stub generation.
12302 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
12303 considered as non-PIC.
12304 (Arm_relocate_functions::base_abs): Fix formatting.
12305 (Arm_relocate_functions::got_prel): Fix comment. Change interface
12306 of function to use GOT entry address instead of offset.
12307 (Target_arm::Scan::global): Issue an error if a symbol would need a
12308 PLT does not get one because it is untyped. Remove code to create
12309 dynamic symbols for relative branches.
12310 (Target_arm::Relocate::relocate: Use 0 instead of false since function
12311 takes unsigned integer instead of boolean.
12313 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
12315 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
12316 (two_file_test_LDADD): Likewise.
12317 (common_test_1_LDADD): Likewise.
12318 (exception_test_LDADD) Likewise.
12319 (weak_test_LDADD): Likewise.
12320 (many_sections_test_LDADD): Likewise.
12321 (initpri1_LDADD): Likewise.
12322 (script_test_1_LDADD): Likewise.
12323 (script_test_2_LDADD): Likewise.
12324 (justsyms_LDADD): Likewise.
12325 (binary_test_LDADD): Likewise.
12326 (large_LDADD): Likewise.
12327 * testsuite/Makefile.in: Regenerated.
12329 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
12331 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
12332 (Symbol_table::override_with_special): Likewise.
12333 (Symbol_table::add_from_object): Likewise.
12335 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
12337 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
12338 Don't set the data_offset twice.
12340 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
12342 * testsuite/Makefile.in: Regenerate.
12344 2009-12-03 Doug Kwan <dougkwan@google.com>
12346 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
12347 (Target_arm::do_finalize_sections): Add parameter for symbol table
12348 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
12349 * i386.cc (Target_i386::do_finalize_sections): Add an additional
12350 parameter for symbol table pointer.
12351 * layout.cc (Layout::finalize): Call Target::finalize_sections with
12352 an additional parameter for a pointer to symbol table.
12353 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
12354 parameter for a symbol table pointer.
12355 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
12356 * target.h (Target::finalize_sections, Target::do_finalize_sections):
12358 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
12359 parameter for a symbol table pointer.
12361 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
12363 * incremental.cc (Incremental_inputs_header)
12364 (Incremental_inputs_header_write, Incremental_inputs_entry)
12365 (Incremental_inputs_entry_write): Move ...
12366 * incremental.h (Incremental_inputs_header)
12367 (Incremental_inputs_header_write, Incremental_inputs_entry)
12368 (Incremental_inputs_entry_write): here.
12370 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
12372 * incremental.cc (make_sized_incremental_binary): Set the target.
12373 Error if it is incompatible.
12374 * output.h (Output_file): Add filename method.
12376 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
12378 * incremental.cc (Incremental_inputs_entry): Remove unused argument
12379 from the get_* methods.
12381 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
12383 * incremental-dump.cc (main): Check that the offeset of a script is 0.
12384 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
12385 Write 0 for the data_offset of scripts.
12387 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
12389 * testsuite/Makefile.am: Add the incremental_test.sh test.
12390 * testsuite/incremental_test.sh: New.
12391 * testsuite/incremental_test_1.c: New.
12392 * testsuite/incremental_test_2.c: New.
12394 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
12396 * incremental-dump.cc (main): Fix typos.
12398 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
12401 * incremental-dump.cc (main): Use llu to print 64 bit values.
12403 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
12404 H.J. Lu <hongjiu.lu@intel.com>
12406 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
12408 (incremental_dump_LDADD): Likewise.
12409 * Makefile.in: Regenerated.
12411 2009-11-25 Doug Kwan <dougkwan@google.com>
12415 2009-11-25 Doug Kwan <dougkwan@google.com>
12417 * arm.cc (Target_arm::Target_arm): Move method definition
12418 outside of class definition. Add code to handle
12419 --target1-rel, --target1-abs and --target2= options.
12420 (Target_arm::get_reloc_reloc_type): Change method to be
12421 non-static and const.
12422 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
12423 New data member declaration.
12424 (Target_arm::Scan::local, Target_arm::Scan::global,
12425 Target_arm::Relocate::relocate,
12426 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
12427 Adjust call to Target_arm::get_real_reloc_type.
12428 (Target_arm::get_real_reloc_type): Use command line options
12429 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
12430 * options.h (--target1-rel, --target1-abs, --target2): New
12433 2009-11-25 Doug Kwan <dougkwan@google.com>
12435 * arm.cc (Target_arm::Target_arm): Move method definition outside of
12436 class definition. Add code to handle --target1-rel, --target1-abs
12437 and --target2= options.
12438 (Target_arm::get_reloc_reloc_type): Change method to be non-static
12440 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
12441 member declaration.
12442 (Target_arm::Scan::local, Target_arm::Scan::global,
12443 Target_arm::Relocate::relocate,
12444 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
12445 call to Target_arm::get_real_reloc_type.
12446 (Target_arm::get_real_reloc_type): Use command line options to
12447 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
12448 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
12451 2009-11-25 Doug Kwan <dougkwan@google.com>
12453 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
12454 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
12455 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
12457 (Arm_relocate_functions::thm_call): Replace body with a call to
12458 Arm_relocate_functions::thumb_branch_common.
12459 (Arm_relocate_functions::thm_jump24,
12460 Arm_relocate_functions::thm_xpc22): New method definitions.
12461 (Arm_relocate_functions::thumb_branch_common): New method definition.
12462 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
12464 (Target_arm::Relocate::relocate): Adjust call to thm_call.
12465 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
12467 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
12469 * Makefile.am: Build incremental-dump
12470 * Makefile.in: Regenerate.
12471 * incremental-dump.cc: New.
12472 * incremental.cc (Incremental_inputs_header_data,
12473 Incremental_inputs_entry_data): Move to incremental.h
12474 * incremental.h: (Incremental_inputs_header_data,
12475 Incremental_inputs_entry_data): Move from incremental.cc
12477 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
12479 * incremental.cc (Incremental_inputs_header,
12480 Incremental_inputs_header_write, Incremental_inputs_entry,
12481 Incremental_inputs_entry_write): Add a typedef with the data type.
12483 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
12485 * incremental.cc (Incremental_inputs_header,
12486 Incremental_inputs_header_write, Incremental_inputs_entry,
12487 Incremental_inputs_entry_write): Update comment about which
12488 type has the filed descriptions.
12490 2009-11-15 Doug Kwan <dougkwan@google.com>
12492 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
12493 (Arm_relocate_functions::arm_branch_common): Change method defintion
12494 in class definition to a method declaration and update list of formal
12496 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
12497 Arm_relocation_functions::jump24): Adjust call to
12498 Arm_relocate_functions::arm_branch_common. Update list of formal
12500 (Arm_relocate_functions::xpc25): New method definition.
12501 (Arm_relocate_functions::arm_branch_common): Move method defintion
12502 out from class definition. Use stubs for mode-switching and extending
12504 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
12505 specially. Change code to enable use of stubs in ARM branches.
12507 2009-11-10 Doug Kwan <dougkwan@google.com>
12509 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
12510 in method declaration.
12511 (Target_arm::relocate_stub): New method declaration.
12512 (Target_arm::default_target): Change to return a pointer instead of
12514 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
12515 Target_arm::default_target.
12516 (Arm_Relobj::do_relocate_sections): Remove options paramater in
12518 (Target_arm::relocate_section): Adjust view.
12519 (Target_arm::relocate_stub): New method definition.
12521 2009-11-10 Doug Kwan <dougkwan@google.com>
12523 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
12525 * incremental.cc (open_incremental_binary): Initialized local
12526 variables to avoid warnings.
12527 * object.cc (make_elf_object): Ditto.
12528 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
12531 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
12534 * testsuite/plugin_test.c: Include "config.h".
12536 2009-11-09 Doug Kwan <dougkwan@google.com>
12538 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
12539 (arm_symbol_value): Remove.
12540 (Arm_relocate_functions::arm_branch_common,
12541 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
12542 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
12543 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
12544 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
12545 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
12546 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
12547 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
12548 Arm_relocate_functions::thm_mobw_abs_nc,
12549 Arm_relocate_functions::thm_mov_abs,
12550 Arm_relocate_functions::movw_prel_nc,
12551 Arm_relocate_functions::thm_movt_abs,
12552 Arm_relocate_functions::movt_prel,
12553 Arm_relocate_functions::thm_movw_prel_nc,
12554 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
12555 (Target_arm::Relocate::relocate): Only decompose address into two
12556 parts if relocation type uses the thumb-bit and pass the actual
12557 bit instead of a flag indicating that the thumb-bit is used. Adjust
12558 calls to methods in Arm_relocate_functions for this change.
12560 2009-11-08 Ian Lance Taylor <iant@google.com>
12563 * reloc.cc: Instantiate
12564 Sized_relobj::initialize_input_to_output_maps and
12565 Sized_relobj:free_input_to_output_maps.
12567 2009-11-06 Ian Lance Taylor <iant@google.com>
12570 * defstd.cc (in_segment): Set only_if_ref true for "end".
12572 2009-11-06 Doug Kwan <dougkwan@google.com>
12574 * arm.cc (class Reloc_stub): Correct a comment.
12575 (Target_arm::Target_arm): Initialize arm_input_section_map_.
12576 (Target_arm::scan_section_for_stubs): New method declaration.
12577 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
12578 Change methods from private to protected.
12579 (Target_arm::do_may_relax): New method definition.
12580 (Target_arm::do_relax, Target_arm::group_sections,
12581 Target_arm::scan_reloc_for_stub,
12582 Target_arm::scan_reloc_section_for_stubs): New method declarations.
12583 (Target_arm::arm_input_section_map_): New data member declaration.
12584 (Target_arm::scan_reloc_for_stub,
12585 Target_arm::scan_reloc_section_for_stubs,
12586 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
12587 Target_arm::do_relax): New method definitions.
12589 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
12591 * configure.ac: Check for (struct stat)::st_mtim
12592 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
12593 * config.in: Regenerate.
12594 * configure: Regenerate.
12596 2009-11-05 Ian Lance Taylor <iant@google.com>
12599 * output.cc (Output_segment::add_output_section): Add missing
12602 2009-11-04 Ian Lance Taylor <iant@google.com>
12605 * object.h (class Object): Add is_needed and set_is_needed
12606 methods. Add is_needed_ field. Make bool fields into bitfields.
12607 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
12608 defined in a dynamic object and referenced by a regular object,
12609 set is_needed for the dynamic object.
12610 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
12611 if the file is marked with as_needed and it is not needed.
12613 2009-11-04 Ian Lance Taylor <iant@google.com>
12616 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
12617 tags if data is discarded by linker script.
12618 * i386.cc (Target_i386::do_finalize_sections): Likewise.
12619 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
12620 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
12621 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
12623 2009-11-04 Ian Lance Taylor <iant@google.com>
12625 * layout.cc (Layout::get_output_section): Add is_interp and
12626 is_dynamic_linker_section parameters. Change all callers.
12627 (Layout::choose_output_section): Likewise.
12628 (Layout::make_output_section): Likewise.
12629 (Layout::add_output_section_data): Add is_dynamic_linker_section
12630 parameter. Change all callers.
12631 * layout.h (class Layout): Update declarations.
12632 * output.h (class Output_section): Add is_interp, set_is_interp,
12633 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
12634 Add is_interp_, is_dynamic_linker_section_ fields. Change
12635 generate_code_fills_at_write_ to a bitfield.
12636 * output.cc (Output_section::Output_sections): Initialize new
12638 (Output_segment::add_output_section): Add do_sort parameter.
12639 Change all callers.
12641 2009-11-03 Ian Lance Taylor <iant@google.com>
12644 * options.h (class General_options): Add --warn-common.
12645 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
12646 merging two common symbols.
12647 (Symbol_table::should_override): Handle --warn-common when merging
12648 a common symbol with a defined symbol. Use report_resolve_problem
12649 for multiple definitions.
12650 (Symbol_table::report_resolve_problem): New function.
12651 * symtab.h (class Symbol_table): Declare report_resolve_problem.
12653 2009-11-03 Doug Kwan <dougkwan@google.com>
12655 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
12657 (Target_arm::stub_factory): New method definition.
12658 (Target_arm::new_arm_input_section,
12659 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
12660 Target_arm::reloc_uses_thumb_bit): New method declarations.
12661 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
12662 New type definitions.
12663 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
12664 member declarations.
12665 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
12666 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
12667 New method definitions.
12669 2009-11-03 Ian Lance Taylor <iant@google.com>
12671 * options.h (class General_options): Add --warn_constructors.
12673 2009-11-03 Ian Lance Taylor <iant@google.com>
12676 * defstd.cc (in_section): Add entries for __rel_iplt_start,
12677 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
12679 2009-11-03 Ian Lance Taylor <iant@google.com>
12682 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
12683 --msgid-bugs-address.
12684 (install-pdf): New target.
12685 (install-data_yes): Look up one directory to find mkinstalldirs.
12687 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
12689 * po/Make-in (.po.gmo): Don't generate .gmo files in source
12692 2009-10-30 Doug Kwan <dougkwan@google.com>
12694 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
12696 2009-10-30 Doug Kwan <dougkwan@google.com>
12698 * arm.cc (Stub_addend_reader): New struct template definition
12699 and partial specializations.
12700 (Stub_addend_reader::operator()): New method definition for a
12701 partially specialized template.
12703 2009-10-30 Doug Kwan <dougkwan@google.com>
12705 * arm.cc (Arm_relobj::processor_specific_flags): New method
12707 (Arm_relobj::do_read_symbols): New method declaration.
12708 (Arm_relobj::processor_specific_flags_): New data member declaration.
12709 (Arm_dynobj): New class definition.
12710 (Target_arm::do_finalize_sections): Add input_objects parameter.
12711 (Target_arm::do_adjust_elf_header): New method declaration.
12712 (Target_arm::are_eabi_versions_compatible,
12713 (Target_arm::merge_processor_specific_flags): New method declaration.
12714 (Target_arm::do_make_elf_object): New overloaded method definitions
12716 (Arm_relobj::do_read_symbols): New method definition.
12717 (Arm_dynobj::do_read_symbols): Ditto.
12718 (Target_arm::do_finalize_sections): Add input_objects parameters.
12719 Merge processor-specific flags from all input objects.
12720 (Target_arm::are_eabi_versions_compatible,
12721 Target_arm::merge_processor_specific_flags,
12722 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
12723 New method definitions.
12724 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
12725 Input_objects pointer type parameter.
12726 * layout.cc (Layout::finalize): Pass input objects to target's.
12727 finalize_sections function.
12728 * output.cc (Output_file_header::do_sized_write): Set ELF file
12729 header's processor-specific flags.
12730 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
12731 Input_objects pointer type parameter.
12732 * sparc.cc (Target_sparc::do_finalize_sections): Same.
12733 * target.h (Input_objects): New forward class declaration.
12734 (Target::processor_specific_flags,
12735 Target::are_processor_specific_flags_sect): New method definitions.
12736 (Target::finalize_sections): Add input_objects parameter.
12737 (Target::Target): Initialize processor_specific_flags_ and
12738 are_processor_specific_flags_set_.
12739 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
12741 (Target::set_processor_specific_flags): New method definition.
12742 (Target::processor_specific_flags_,
12743 Target::are_processor_specific_flags_set_): New data member
12745 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
12746 Input_objects pointer type parameter.
12748 2009-10-30 Doug Kwan <dougkwan@google.com>
12750 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
12752 2009-10-28 Ian Lance Taylor <iant@google.com>
12754 * object.h (class Relobj): Drop options parameter from
12755 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
12756 do_scan_relocs, do_relocate. Change all callers.
12757 (class Sized_relobj): Drop options parameters from
12758 do_gc_process_relocs, do_scan_relocs, do_relocate,
12759 do_relocate_sections, relocate_sections, emit_relocs_scan,
12760 emit_relocs_scan_reltype. Change all callers.
12761 (struct Relocate_info): Remove options field and all references to
12763 * reloc.h (class Read_relocs): Remove options constructor
12764 parameter and options_ field. Change all callers.
12765 (class Gc_process_relocs, class Scan_relocs): Likewise.
12766 (class Relocate_task): Likewise.
12767 * target-reloc.h (scan_relocs): Remove options parameter. Change
12769 (scan_relocatable_relocs): Likewise.
12770 * target.h (class Sized_target): Remove options parameter from
12771 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
12773 * gc.h (gc_process_relocs): Remove options parameter. Change all
12775 * arm.cc: Update functions to remove options parameters.
12776 * i386.cc: Likewise.
12777 * powerpc.cc: Likewise.
12778 * sparc.cc: Likewise.
12779 * x86_64.cc: Likewise.
12780 * testsuite/testfile.cc: Likewise.
12782 2009-10-28 Doug Kwan <dougkwan@google.com>
12784 * arm.cc (Arm_relobj): New class definition.
12785 (Arm_relobj::scan_sections_for_stubs,
12786 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
12787 New method definitions.
12789 2009-10-28 Cary Coutant <ccoutant@google.com>
12791 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
12792 (Plugin::cleanup_done_): New member.
12793 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
12794 (Plugin_manager::cleanup_done_): Remove.
12795 (Plugin_manager::add_input_file): Edit error message.
12796 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
12797 (Plugin_manager::cleanup): Remove use of cleanup_done_.
12799 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
12801 * fileread.cc: (File_read::View::~View): Use the new
12802 data_ownership_ filed.
12803 (File_read::~File_read): Dispose the new whole_file_view_.
12804 (File_read::open): Mmap the whole file if needed.
12805 (File_read::open): Use whole_file_view_ instead of contents_.
12806 (File_read::find_view): Use whole_file_view_ if applicable.
12807 (File_read::do_read): Use whole_file_view_ instead of contents_.
12808 (File_read::make_view): Use whole_file_view_ instead of contents_,
12809 update File_read::View::View call.
12810 (File_read::find_or_make_view): Update File_read::View::View
12812 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
12814 (File_read::View::Data_ownership): New enum.
12815 (File_read::View::View): Replace bool mapped_ with Data_ownership
12817 (File_read::View::mapped_): Remove (replaced by data_ownership_).
12818 (File_read::View::data_ownership_): New field.
12819 (File_read::contents_): Remove (replaced by whole_file_view_).
12820 (File_read::whole_file_view_): New field.
12821 * options.h (class General_options): Add --keep-files-mapped.
12823 2009-10-27 Cary Coutant <ccoutant@google.com>
12825 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
12826 * testsuite/Makefile.am (plugin_test_5): New test case.
12827 * testsuite/Makefile.in: Regenerate.
12829 2009-10-25 Doug Kwan <dougkwan@google.com>
12831 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
12832 from private to protected to allow access by child class.
12833 (Sized_relobj::do_relocate_sections): New method declaration.
12834 (Sized_relobj::relocate_sections): Virtualize.
12835 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
12836 Sized_relobj::relocate_sections. Instantiate template explicitly
12837 for different target sizes and endianity.
12839 2009-10-24 Doug Kwan <dougkwan@google.com>
12841 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
12842 (Arm_input_section::as_arm_input_section): New method.
12843 (Arm_output_section): New class definition.
12844 (Arm_output_section::create_stub_group,
12845 Arm_output_section::group_sections): New method definitions.
12847 2009-10-22 Doug Kwan <dougkwan@google.com>
12849 * arm.cc (Arm_input_section): New class definition.
12850 (Arm_input_section::init, Arm_input_section:do_write,
12851 Arm_input_section::set_final_data_size,
12852 Arm_input_section::do_reset_address_and_file_offset): New method
12855 2009-10-21 Doug Kwan <dougkwan@google.com>
12857 * arm.cc (Stub_table, Arm_input_section): New forward class
12859 (Stub_table): New class defintion.
12860 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
12861 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
12862 New method definition.
12864 2009-10-21 Doug Kwan <dougkwan@google.com>
12866 * arm.cc: Update copyright comments.
12867 (Target_arm): New forward class template declaration.
12868 (Arm_address): New type.
12869 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
12870 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
12871 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
12873 (Insn_template): Same.
12874 (DEF_STUBS): New macro.
12875 (Stub_type): New enum type.
12876 (Stub_template): New class definition.
12878 (Reloc_stub): Same.
12879 (Stub_factory): Same.
12880 (Target_arm::Target_arm): Initialize may_use_blx_ and
12881 should_force_pic_veneer_.
12882 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
12883 Target_arm::should_force_pic_veneer,
12884 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
12885 Target_arm::using_thumb_only, Target_arm:;default_target): New
12887 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
12888 New data member declarations.
12889 (Insn_template::size, Insn_template::alignment): New method defintions.
12890 (Stub_template::Stub_template): New method definition.
12891 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
12892 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
12893 (Stub_factory::Stub_factory): New method definition.
12894 * gold.h (string_hash): New template.
12895 * output.h (Input_section_specifier::hash_value): Use
12897 (Input_section_specifier::string_hash): Remove.
12898 * stringpool.cc (Stringpool_template::string_hash): Use
12901 2009-10-20 Doug Kwan <dougkwan@google.com>
12903 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
12904 symbols of relaxed input sections.
12905 * output.h (Output_section::find_relaxed_input_section): Make
12908 2009-10-16 Doug Kwan <dougkwan@google.com>
12910 * dynobj.cc (Versions::Versions): Initialize version_script_.
12911 Only insert base version symbol definition for a shared object
12912 if version script defines any version versions.
12913 (Versions::define_base_version): New method definition.
12914 (Versions::add_def): Check that base version is not needed.
12915 (Versions::add_need): Define base version lazily.
12916 * dynobj.h (Versions::define_base_version): New method declaration.
12917 (Versions::needs_base_version_): New data member declaration.
12918 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
12919 (check_DATA): Add no_version_test.stdout.
12920 (libno_version_test.so, no_version_test.o no_version_test.stdout):
12922 * testsuite/Makefile.in: Regenerate.
12923 * testsuite/no_version_test.c: New file.
12924 * testsuite/no_version_test.sh: Ditto.
12926 2009-10-16 Doug Kwan <dougkwan@google.com>
12928 * expression.cc (class Segment_start_expression): New class definition.
12929 (Segment_start_expression::value): New method definition.
12930 (script_exp_function_segment_start): Return a new
12931 Segment_start_expression.
12932 * gold/script-c.h (script_saw_segment_start_expression): New function
12934 * script-sections.cc (Script_sections::Script_sections): Initialize
12935 SAW_SEGMENT_START_EXPRESSION_ to false.
12936 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
12937 and -Tbbs options to specify section addresses if given in
12938 command line and no SEGMENT_START expression is seen in a script.
12939 * script-sections.h (Script_sections::saw_segment_start_expression,
12940 Script_sections::set_saw_segment_start_expression): New method
12942 (Script_sections::saw_segment_start_expression_): New data member
12944 * script.cc (script_saw_segment_start_expression): New function.
12945 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
12946 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
12947 script_test_7.sh and script_test_8.sh.
12948 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
12949 script_test_8.stdout.
12950 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
12951 (script_test_6, script_test_6.stdout, script_test_7,
12952 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
12953 * Makefile.in: Regenerate.
12954 * testsuite/script_test_6.sh: New file.
12955 * testsuite/script_test_6.t: Same.
12956 * testsuite/script_test_7.sh: Same.
12957 * testsuite/script_test_7.t: Same.
12958 * testsuite/script_test_8.sh: Same.
12960 2009-10-16 Doug Kwan <dougkwan@google.com>
12962 * output.cc (Output_segment::set_section_list_address): Cast
12963 expressions to unsigned long long type to avoid format warnings.
12965 2009-10-15 Ian Lance Taylor <iant@google.com>
12967 * script.cc (Script_options::add_symbol_assignment): Always add a
12968 dot assignment to script_sections_.
12969 * script-sections.cc (Script_sections::add_dot_assignment):
12970 Initialize if necessary.
12972 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
12973 program headers with no load segment if there is a linker script.
12975 * layout.cc (Layout::set_segment_offsets): Align the file offset
12976 to the segment aligment for -N or -n with no load segment.
12977 * output.cc (Output_segment::add_output_section): Don't crash if
12978 the first section is a TLS section.
12979 (Output_segment::set_section_list_addresses): Print an error
12980 message if the address moves backward in a linker script.
12981 * script-sections.cc
12982 (Output_section_element_input::set_section_addresses): Don't
12983 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
12984 (Orphan_output_section::set_section_addresses): Likewise.
12986 2009-10-15 Doug Kwan <dougkwan@google.com>
12988 * layout.cc (Layout::finish_dynamic_section): Generate tags
12989 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
12990 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
12991 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
12993 2009-10-14 Ian Lance Taylor <iant@google.com>
12995 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
12997 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
12998 data_shdr fields of relinfo.
12999 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
13000 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
13001 R_386_TLS_LDO_32, adjust based on section flags.
13002 (Target_i386::Relocate::fix_up_ldo): Remove.
13004 2009-10-13 Ian Lance Taylor <iant@google.com>
13006 Add support for -pie.
13007 * options.h (class General_options): Add -pie and
13009 (General_options::output_is_position_independent): Test -pie.
13010 (General_options::output_is_executable): Return true if not shared
13011 and not relocatable.
13012 (General_options::output_is_pie): Remove.
13013 * options.cc (General_options::finalize): Reject incompatible uses
13015 * gold.cc (queue_middle_tasks): A -pie link is not static.
13016 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
13017 * symtab.cc (Symbol::final_value_is_known): Return false if
13018 output_is_position_independent.
13019 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
13020 output_is_position_independent.
13021 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
13022 output_is_position_independent.
13023 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
13024 output_is_position_independent.
13025 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
13027 (basic_pie_test.o, basic_pie_test): New targets.
13028 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
13029 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
13030 (two_file_pie_test): New target.
13031 * testsuite/Makefile.in: Rebuild.
13032 * README: Remove note saying that -pie is not supported.
13034 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13036 * options.h (class General_options): Add -init and -fini.
13037 * layout.cc (Layout::finish_dynamic_section): Emit
13038 given init and fini functions.
13040 2009-10-13 Sriraman Tallam <tmsriram@google.com>
13042 * gc.h (gc_process_relocs): Check if icf is enabled using new
13044 * gold.cc (queue_initial_tasks): Likewise.
13045 (queue_middle_tasks): Likewise.
13046 * object.cc (do_layout): Likewise.
13047 * symtab.cc (is_section_folded): Likewise.
13048 * main.cc (main): Likewise.
13049 * reloc.cc (Read_relocs::run): Likewise.
13050 (Sized_relobj::do_scan_relocs): Likewise.
13051 * icf.cc (is_function_ctor_or_dtor): New function.
13052 (Icf::find_identical_sections): Check if function is ctor or dtor when
13053 safe icf is chosen.
13054 * options.h (General_options::icf): Change option to be an enum.
13055 (Icf_status): New enum.
13056 (icf_enabled): New method.
13057 (icf_safe_folding): New method.
13058 (set_icf_status): New method.
13059 (icf_status_): New variable.
13060 * (options.cc) (General_options::finalize): Set icf_status_.
13061 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
13062 icf_test and icf_keep_unique_test to use the --icf enum flag.
13063 * testsuite/icf_safe_test.sh: New file.
13064 * testsuite/icf_safe_test.cc: New file.
13066 2009-10-12 Sriraman Tallam <tmsriram@google.com>
13068 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
13069 includes to gc.h and icf.h.
13070 * arm.cc: Include gc.h.
13071 * gold.cc: Likewise.
13072 * i386.cc: Likewise.
13073 * powerpc.cc: Likewise.
13074 * sparc.cc: Likewise.
13075 * x86_64.cc: Likewise.
13076 * gc.h: Include icf.h.
13078 2009-10-11 Ian Lance Taylor <iant@google.com>
13080 * plugin.cc: Include "gold.h" before other header files.
13082 2009-10-10 Chris Demetriou <cgd@google.com>
13084 * options.h (Input_file_argument::Input_file_type): New enum.
13085 (Input_file_argument::is_lib_): Replace with...
13086 (Input_file_argument::type_): New member.
13087 (Input_file_argument::Input_file_argument): Take Input_file_type
13088 'type' rather than boolean 'is_lib' as second argument.
13089 (Input_file_argument::is_lib): Use type_.
13090 (Input_file_argument::is_searched_file): New function.
13091 (Input_file_argument::may_need_search): Handle is_searched_file.
13092 * options.cc (General_options::parse_library): Support -l:filename.
13093 (General_options::parse_just_symbols): Update for Input_file_argument
13095 (Command_line::process): Likewise.
13096 * archive.cc (Archive::get_file_and_offset): Likewise.
13097 * plugin.cc (Plugin_manager::release_input_file): Likewise.
13098 * script.cc (read_script_file, script_add_file): Likewise.
13099 * fileread.cc (Input_file::Input_file): Likewise.
13100 (Input_file::will_search_for): Handle is_searched_file.
13101 (Input_file::open): Likewise.
13102 * readsyms.cc (Read_symbols::get_name): Likewise.
13103 * testsuite/Makefile.am (searched_file_test): New test.
13104 * testsuite/Makefile.in: Regenerate.
13105 * testsuite/searched_file_test.cc: New file.
13106 * testsuite/searched_file_test_lib.cc: New file.
13108 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
13109 Ian Lance Taylor <iant@google.com>
13111 * descriptor.cc: Include <cstdio> and "binary-io.h".
13112 (Descriptors::open): Open the files in binary mode always.
13113 * script.cc (Lex::get_token): Treat \r as whitespace.
13115 2009-10-09 Ian Lance Taylor <iant@google.com>
13117 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
13119 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
13120 Ian Lance Taylor <iant@google.com>
13122 * configure.ac: Check for readv function also.
13123 * fileread.cc (readv): Define if not HAVE_READV.
13124 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
13126 * config.in: Regenerate.
13127 * configure: Regenerate.
13129 2009-10-09 Doug Kwan <dougkwan@google.com>
13131 * layout.cc (Layout::make_output_section): Call target hook to make
13132 ordinary output section.
13133 (Layout::finalize): Adjust parameter list of call the
13134 Target::may_relax().
13135 * layout.h (class Layout::section_list): New method.
13136 * merge.h (Output_merge_base::entsize): Change visibility to public.
13137 (Output_merge_base::is_string, Output_merge_base::do_is_string):
13139 (Output_merge_string::do_is_string): New method.
13140 * object.cc (Sized_relobj::do_setup): renamed from
13141 Sized_relobj::set_up.
13142 * object.h (Sized_relobj::adjust_shndx,
13143 Sized_relobj::initializ_input_to_output_maps,
13144 Sized_relobj::free_input_to_output_maps): Change visibilities to
13146 (Sized_relobj::setup): Virtualize.
13147 (Sized_relobj::do_setup): New method declaration.
13148 (Sized_relobj::invalidate_section_offset,
13149 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
13150 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
13151 * options.cc (parse_int): New function.
13152 * options.h (parse_int): New declaration.
13153 (DEFINE_int): New macro.
13154 (stub_group_size): New option.
13155 * output.cc (Output_section::Output_section): Initialize memebers
13156 merge_section_map_, merge_section_by_properties_map_,
13157 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
13158 (Output_section::add_input_section): Handled deferred code-fill
13159 generation and remove an old comment.
13160 (Output_section::add_relaxed_input_section): New method definition.
13161 (Output_section::add_merge_input_section): Use merge section by
13162 properties map to speed to search. Update merge section maps
13164 (Output_section::build_relaxation_map): New method definition.
13165 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
13167 (Output_section::relax_input_section): Renamed to
13168 Output_section::convert_input_sections_to_relaxed_sections and change
13169 interface to take a vector of pointers to relaxed sections.
13170 (Output_section::find_merge_section,
13171 Output_section::find_relaxed_input_section): New method definitions.
13172 (Output_section::is_input_address_mapped,
13173 Output_section::output_offset, Output_section::output_address):
13174 Use output section data maps to speed up searching.
13175 (Output_section::find_starting_output_address): Add comments.
13176 (Output_section::do_write,
13177 Output_section::write_to_postprocessing_buffer): Do code-fill
13178 generation as appropriate.
13179 (Output_section::get_input_sections): Invalidate relaxed input section
13181 (Output_section::restore_states): Adjust type of checkpoint .
13182 Invalidate relaxed input section map.
13183 * output.h (Output_merge_base): New class declaration.
13184 (Input_section_specifier): New class defintion.
13185 (class Output_relaxed_input_section) Change base class to
13186 Output_section_data_build.
13187 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
13188 base class initializer.
13189 (Output_section::add_relaxed_input_section): New method declaration.
13190 (Output_section::Input_section): Change visibility to protected.
13191 (Output_section::Input_section::relobj,
13192 Output_section::Input_section::shndx): Handle relaxed input sections.
13193 Output_section::input_sections) Change visibility to protected. Also
13194 define overload to return a non-const pointer.
13195 (Output_section::Merge_section_properties): New class defintion.
13196 (Output_section::Merge_section_by_properties_map,
13197 Output_section::Output_section_data_by_input_section_map,
13198 Output_section::Relaxation_map): New types.
13199 (Output_section::relax_input_section): Rename method to
13200 Output_section::convert_input_sections_to_relaxed_sections and change
13201 interface to take a vector of relaxed section pointers.
13202 (Output_section::find_merge_section,
13203 Output_section::find_relaxed_input_section,
13204 Output_section::build_relaxation_map,
13205 Output_section::convert_input_sections_in_list_to_relaxed_sections):
13206 New method declarations.
13207 (Output_section::merge_section_map_
13208 Output_section::merge_section_by_properties_map_,
13209 Output_section::relaxed_input_section_map_,
13210 Output_section::is_relaxed_input_section_map_valid_,
13211 Output_section::generate_code_fills_at_write_): New data members.
13212 * script-sections.cc
13213 (Output_section_element_input::set_section_addresses): Call
13214 current_data_size and addralign methods of relaxed input sections.
13215 (Orphan_output_section::set_section_addresses): Call current_data_size
13216 and addralign methods of relaxed input sections.
13217 * symtab.cc (Symbol_table::compute_final_value): Extract template
13218 from the body of Symbol_table::sized_finalize_symbol.
13219 (Symbol_table::sized_finalized_symbol): Call
13220 Symbol_table::compute_final_value.
13221 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
13222 (Symbol_table::compute_final_value): New templated method declaration.
13223 * target.cc (Target::do_make_output_section): New method defintion.
13224 * target.h (Target::make_output_section): New method declaration.
13225 (Target::relax): Add more parameters for input objects, symbol table
13226 and layout. Adjust call to do_relax.
13227 (Target::do_make_output_section): New method declaration.
13228 (Target::do_relax): Add parameters for input objects, symbol table
13231 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
13233 * pread.c: Include stdio.h.
13235 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
13237 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
13240 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
13242 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
13243 Change read_shndx type to unsigned int.
13244 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
13246 (Sized_dwarf_line_info::read_line_mappings): Likewise.
13247 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
13248 Change read_shndx type to unsigned int.
13249 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
13251 (Sized_dwarf_line_info::read_line_mappings): Likewise.
13252 * layout.cc (Layout::create_symtab_sections): Cast the result of
13253 local_symcount * symsize to off_t in the gold_assert.
13255 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
13257 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
13258 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
13260 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
13261 (Arm_relocate_functions::thm_abs5): New function.
13262 (Arm_relocate_functions::abs12): New function.
13263 (Arm_relocate_functions::abs16): New function.
13264 (Arm_relocate_functions::base_abs): New function.
13265 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
13266 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
13267 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
13269 (Scan::global): Likewise.
13270 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
13271 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
13272 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
13273 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
13276 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
13278 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
13279 (Arm_relocate_functions::movt_prel): New function.
13280 (Arm_relocate_functions::thm_movw_prel_nc): New function.
13281 (Arm_relocate_functions::thm_movt_prel): New function.
13282 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
13283 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
13284 (Scan::global, Relocate::relocate): Likewise.
13285 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
13287 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
13289 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
13290 Incremental_checker.
13291 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
13293 (class Incremental_inputs_header): New class.
13294 (Incremental_inputs_header_writer): Edit comment.
13295 (Incremental_inputs_entry): New class.
13296 (Incremental_inputs_entry_writer): Edit comment.
13297 (Sized_incremental_binary::do_find_incremental_inputs_section):
13298 Add *strtab_shndx parameter, fill it.
13299 (Sized_incremental_binary::do_check_inputs): New method.
13300 (Incremental_checker::can_incrementally_link_output_file): Use
13301 Sized_incremental_binary::check_inputs.
13302 (Incremental_inputs::report_command_line): Save command line in
13305 (Incremental_binary::find_incremental_inputs_section): New
13307 (Incremental_binary::do_find_incremental_inputs_section): Add
13308 strtab_shndx parameter.
13309 (Incremental_binary::do_check_inputs): New pure virtual method.
13310 (Sized_incremental_binary::do_check_inputs): Declare.
13311 (Incremental_checker::Incremental_checker): Add incremental_inputs
13312 parameter, use it to initialize incremental_inputs_.
13313 (Incremental_checker::incremental_inputs_): New field.
13314 (Incremental_checker::command_line): New method.
13315 (Incremental_checker::inputs): New method.
13316 (Incremental_checker::command_line_): New field.
13318 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
13320 * incremental.cc: Include <cstdarg> and "target-select.h".
13321 (vexplain_no_incremental): New function.
13322 (explain_no_incremental): New function.
13323 (Incremental_binary::error): New method.
13324 (Sized_incremental_binary::do_find_incremental_inputs_section): New
13326 (make_sized_incremental_binary): New function.
13327 (open_incremental_binary): New function.
13328 (can_incrementally_link_file): Add checks if output is ELF and has
13330 * incremental.h: Include "elfcpp_file.h" and "output.h".
13331 (Incremental_binary): New class.
13332 (Sized_incremental_binary): New class.
13333 (open_incremental_binary): Declare.
13334 * object.cc (is_elf_object): Use
13335 elfcpp::Elf_recognizer::is_elf_file.
13336 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
13337 * output.h (Output_file::filesize): New method.
13339 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
13341 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
13343 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
13344 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
13346 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
13348 (Arm_relocate_functions::movw_abs_nc): New function.
13349 (Arm_relocate_functions::movt_abs): New function.
13350 (Arm_relocate_functions::thm_movw_abs_nc): New function.
13351 (Arm_relocate_functions::thm_movt_abs): New function.
13352 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
13353 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
13354 (Scan::global): Likewise.
13355 (Relocate::relocate): Likewise.
13356 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
13358 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
13360 * arm.cc (Arm_relocate_functions::got_prel) New function.
13361 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
13362 (Relocate::relocate): Likewise.
13363 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
13365 2009-10-06 Ian Lance Taylor <iant@google.com>
13367 * options.h (class General_options): Define
13368 split_stack_adjust_size parameter.
13369 * object.h (class Object): Add uses_split_stack_ and
13370 has_no_split_stack_ fields. Add uses_split_stack and
13371 has_no_split_stack accessor functions. Declare
13372 handle_split_stack_section.
13373 (class Reloc_symbol_changes): Define.
13374 (class Sized_relobj): Define Function_offsets. Declare
13375 split_stack_adjust, split_stack_adjust_reltype, and
13377 * object.cc (Object::handle_split_stack_section): New function.
13378 (Sized_relobj::do_layout): Call handle_split_stack_section.
13379 * dynobj.cc (Sized_dynobj::do_layout): Call
13380 handle_split_stack_section.
13381 * reloc.cc (Sized_relobj::relocate_sections): Call
13382 split_stack_adjust for executable sections in split_stack
13383 objects. Pass reloc_map to relocate_section.
13384 (Sized_relobj::split_stack_adjust): New function.
13385 (Sized_relobj::split_stack_adjust_reltype): New function.
13386 (Sized_relobj::find_functions): New function.
13387 * target-reloc.h: Include "object.h".
13388 (relocate_section): Add reloc_symbol_changes parameter. Change
13390 * target.h (class Target): Add calls_non_split method. Declare
13391 do_calls_non_split virtual method. Declare match_view and
13393 * target.cc: Include "elfcpp.h".
13394 (Target::do_calls_non_split): New function.
13395 (Target::match_view): New function.
13396 (Target::set_view_to_nop): New function.
13397 * gold.cc (queue_middle_tasks): Give an error if mixing
13398 split-stack and non-split-stack objects with -r.
13399 * i386.cc (Target_i386::relocate_section): Add
13400 reloc_symbol_changes parameter.
13401 (Target_i386::do_calls_non_split): New function.
13402 * x86_64.cc (Target_x86_64::relocate_section): Add
13403 reloc_symbol_changes parameter.
13404 (Target_x86_64::do_calls_non_split): New function.
13405 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
13407 * powerpc.cc (Target_powerpc::relocate_section): Add
13408 reloc_symbol_changes parameter.
13409 * sparc.cc (Target_sparc::relocate_section): Add
13410 reloc_symbol_changes parameter.
13411 * configure.ac: Call AM_CONDITIONAL for the default target.
13412 * configure: Rebuild.
13413 * testsuite/Makefile.am (TEST_AS): New variable.
13414 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
13415 (check_DATA): Add split_i386 and split_x86_64 files.
13416 (SPLIT_DEFSYMS): Define.
13417 (split_i386_[1234n].o): New targets.
13418 (split_i386_[124]): New targets.
13419 (split_i386_[1234r].stdout): New targets.
13420 (split_x86_64_[1234n].o): New targets.
13421 (split_x86_64_[124]): New targets.
13422 (split_x86_64_[1234r].stdout): New targets.
13423 (MOSTLYCLEANFILES): Add new executables.
13424 * testsuite/split_i386.sh: New file.
13425 * testsuite/split_x86_64.sh: New file.
13426 * testsuite/split_i386_1.s: New file.
13427 * testsuite/split_i386_2.s: New file.
13428 * testsuite/split_i386_3.s: New file.
13429 * testsuite/split_i386_4.s: New file.
13430 * testsuite/split_i386_n.s: New file.
13431 * testsuite/split_x86_64_1.s: New file.
13432 * testsuite/split_x86_64_2.s: New file.
13433 * testsuite/split_x86_64_3.s: New file.
13434 * testsuite/split_x86_64_4.s: New file.
13435 * testsuite/split_x86_64_n.s: New file.
13436 * testsuite/testfile.cc (Target_test): Update relocation_section
13438 * testsuite/Makefile.in: Rebuild.
13440 2009-10-06 Ian Lance Taylor <iant@google.com>
13442 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
13443 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
13444 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
13445 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
13446 the address on ldo_addrs_.
13447 (Target_i386::Relocate::fix_up_ldo): New function.
13449 2009-10-06 Rafael Espindola <espindola@google.com>
13451 * plugin.cc (add_input_library): New.
13452 (Plugin::load): Add add_input_library to tv.
13453 (Plugin_manager::add_input_file): Add the is_lib argument.
13454 (add_input_file): Update call to Plugin_manager::add_input_file.
13455 (add_input_library): New.
13456 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
13458 2009-09-30 Doug Kwan <dougkwan@google.com>
13460 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
13461 symbol and call Symbol::may_need_copy_reloc to determine if
13462 a copy reloc is needed.
13463 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
13464 nocopyreloc is given in command line.
13465 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
13466 given in command line.
13467 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
13468 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
13469 of the removed Target_i386::may_need_copy_reloc.
13470 * options.h (copyreloc): New option with default value false.
13471 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
13472 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
13473 instead of the removed Target_powerpc::may_need_copy_reloc.
13474 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
13475 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
13476 instead of the removed Target_sparc::may_need_copy_reloc.
13477 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
13478 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
13479 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
13480 instead of the removed Target_x86_64::may_need_copy_reloc.
13482 2009-09-30 Ian Lance Taylor <iant@google.com>
13484 * object.h (class Object): Remove target_ field, and target,
13485 sized_target, and set_target methods.
13486 (Object::sized_target): Remove.
13487 (class Sized_relobj): Update declarations. Remove sized_target.
13488 * object.cc (Sized_relobj::setup): Remove target parameter.
13489 Change all callers.
13490 (Input_objects::add_object): Don't do anything with the target.
13491 (make_elf_sized_object): Add punconfigured parameter. Change all
13492 callers. Set or test parameter target.
13493 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
13494 Change all callers.
13495 * parameters.cc (Parameters::set_target): Change parameter type to
13497 (Parameters::default_target): Remove.
13498 (set_parameters_target): Change parameter type to be non-const.
13499 (parameters_force_valid_target): New function.
13500 (parameters_clear_target): New function.
13501 * parameters.h (class Parameters): Update declarations. Remove
13502 default_target method. Add sized_target and clear_target
13503 methods. Change target_ to be non-const.
13504 (set_parameters_target): Update declaration.
13505 (parameters_force_valid_target): Declare.
13506 (parameters_clear_target): Declare.
13507 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
13508 as NULL if we aren't searching.
13509 (Add_symbols::run): Don't check for compatible target.
13510 * fileread.cc (Input_file::open_binary): Call
13511 parameters_force_valid_target.
13512 * gold.cc (queue_middle_tasks): Likewise.
13513 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
13514 set_target on object.
13515 * dynobj.h (class Sized_dynobj): Update declarations.
13516 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
13517 make_elf_object returns NULL.
13518 (Archive::include_member): Don't check whether object target is
13520 * output.cc (Output_section::add_input_section): Get target from
13522 (Output_section::relax_input_section): Likewise.
13523 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
13525 (Sized_relobj::do_scan_relocs): Likewise.
13526 (Sized_relobj::relocate_sections): Likewise.
13527 * resolve.cc (Symbol_table::resolve): Likewise.
13528 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
13529 parameter. Change all callers.
13530 (Symbol_table::add_from_object): Get target from parameters.
13531 (Symbol_table::add_from_relobj): Don't check object target.
13532 (Symbol_table::add_from_dynobj): Likewise.
13533 (Symbol_table::define_special_symbol): Get target from
13535 * symtab.h (class Symbol_table): Update declaration.
13536 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
13537 parameter. Change all callers. Clear parameter target.
13538 (Binary_test): Test target here.
13539 * testsuite/object_unittest.cc (gold_testsuite): Remove
13540 target_test_pointer parameter. Change all callers.
13541 (Object_test): Test target here.
13543 2009-09-26 Ian Lance Taylor <iant@google.com>
13545 * testsuite/initpri1.c: Don't try to use constructor priorities if
13546 compiling with gcc before 4.3.
13548 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
13550 * testsuite/retain_symbols_file_test.sh (check_present): Change
13551 output file name to retain_symbols_file_test.stdout.
13552 (check_absent): Likewise.
13554 2009-09-18 Craig Silverstein <csilvers@google.com>
13556 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
13557 * options.cc: Include <cerrno> and <fstream>.
13558 (General_options::finalize): Parse -retain-symbols-file tag.
13559 * options.h: New flag.
13560 (General_options): New method should_retain_symbol, new
13561 variable symbols_to_retain.
13562 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
13563 should_retain_symbol map.
13564 * testsuite/Makefile.am (retain_symbols_file_test): New test.
13565 * testsuite/Makefile.in: Regenerate.
13566 * testsuite/retain_symbols_file_test.sh: New file.
13568 2009-09-18 Nick Clifton <nickc@redhat.com>
13570 * po/es.po: Updated Spanish translation.
13572 2009-09-17 Doug Kwan <dougkwan@google.com>
13574 * debug.h (DEBUG_RELAXATION): New constant.
13575 (DEBUG_ALL): Add DEBUG_RELAXATION.
13576 (debug_string_to_enum): Add relaxation debug option.
13578 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
13579 Layout::Relaxation_debug_check::read_sections,
13580 Layout::Relaxation_debug_check::read_sections): New method definitions.
13581 (Layout::Layout): Initialize data members
13582 record_output_section_data_from_scrips_,
13583 script_output_section_data_list_ and relaxation_debug_check_.
13584 (Layout::save_segments, Layout::restore_segments,
13585 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
13586 Layout::relaxation_loop_body): New method definitions.
13587 (Layout::finalize): Support relaxation. Move section layout code to
13588 Layout::relaxation_loop_body.
13589 (Layout::set_asection_address_from_script): Move code for orphan
13590 section placement out.
13591 (Layout::place_orphan_sections_in_script): New method definition.
13592 * layout.h (Output_segment_headers, Output_file_header):
13593 New forward class declarations.
13594 (Layout::~Layout): Define.
13595 (Layout::new_output_section_data_from_script): New method definition.
13596 (Layout::place_orphan_sections_in_script): New method declaration.
13597 (Layout::Segment_states): New type declaration.
13598 (Layout::save_segments, Layout::restore_segments,
13599 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
13600 Layout::relaxation_loop_body): New method declarations.
13601 (Layout::Output_section_data_list): New type declaration.
13602 (Layout::Relaxation_debug_check): New class definition.
13603 (Layout::record_output_section_data_from_script_,
13604 Layout::script_output_section_data_list_, Layout::segment_states_,
13605 Layout::relaxation_debug_check_): New data members.
13606 * output.cc: (Output_section_headers::do_size): New method definition.
13607 (Output_section_headers::Output_section_headers): Move size
13608 computation to Output_section_headers::do_size.
13609 (Output_segment_headers::do_size): New method definition.
13610 (Output_file_header::Output_file_header): Move size computation to
13611 Output_file_header::do_size and call it.
13612 (Output_file_header::do_size): New method definition.
13613 (Output_data_group::Output_data_group): Adjust call to
13614 Output_section_data.
13615 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
13616 (Output_symtab_xindex::do_write): Add array bound check.
13617 (Output_section::Input_section::print_to_mapfile): Handle
13618 RELAXED_INPUT_SECTION_CODE.
13619 (Output_section::Output_section): Initialize data member checkpoint_.
13620 (Output_section::~Output_section): Delete checkpoint object pointed
13622 (Output_section::add_input_section): Always add an Input_section if
13624 (Output_section::add_merge_input_section): Add assert.
13625 (Output_section::relax_input_section): New method definition.
13626 (Output_section::set_final_data_size): Set load address to zero for
13627 an unallocated section.
13628 (Output_section::do_address_and_file_offset_have_reset_values):
13629 New method definition.
13630 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
13631 Handle relaxed input section.
13632 (Output_section::sort_attached_input_sections): Checkpoint input
13633 section list lazily.
13634 (Output_section::get_input_sections): Change type of input_sections to
13635 list of Simple_input_section pointers. Checkpoint input section list
13636 lazily. Also handle relaxed input sections.
13637 (Output_section::add_input_section_for_script): Take a reference to
13638 a Simple_input_section object instead of Relobj pointer and section
13639 index as parameter. Handle relaxed input sections.
13640 (Output_section::save_states, Output_section::restore_states): New
13641 method definitions.
13642 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
13643 (Output_data::is_data_size_fixed): New method definition.
13644 (Output_data::reset_addresss_and_file_offset): Do not reset data size
13646 (Output_data::address_and_file_offset_have_reset_values): New method
13648 (Output_data::do_address_and_file_offset_have_reset_values): New method
13650 (Output_data::set_data_size): Check that data size is not fixed.
13651 (Output_data::fix_data_size): New method definition.
13652 (Output_data::is_data_size_fixed_): New data member.
13653 (Output_section_headers::set_final_data_size): New method definition.
13654 (Output_section_headers::do_size): New method declaration.
13655 (Output_segment_headers::set_final_data_size): New method definition.
13656 (Output_segment_headers::do_size): New method declaration.
13657 (Output_file_header::set_final_data_size)::New method definition.
13658 (Output_file_header::do_size)::New method declaration.
13659 (Output_section_data::Output_section_data): Add new parameter
13660 is_data_size_fixed and use it to fix data size.
13661 (Output_data_const::Output_data_const): Adjust call to base class
13662 constructor and fix data size.
13663 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
13664 base class constructor and fix data size.
13665 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
13666 base class constructor and fix data size.
13667 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
13668 class constructor and fix data size.
13669 (Output_data_group::set_final_data_size): New method definition.
13670 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
13671 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
13672 class constructor and fix data size.
13673 (Output_relaxed_input_section): New class definition.
13674 (Output_section::Simple_input_section): New class definition.
13675 (Output_section::get_input_sections): Adjust parameter list.
13676 (Output_section::add_input_section_for_script): Same.
13677 (Output_section::save_states, Output_section::restore_states,
13678 Output_section::do_address_and_file_offset_have_reset_values,
13679 (Output_section::Input_section::Input_section): Handle
13680 RELAXED_INPUT_SECTION_CODE. Add new overload for
13681 Output_relaxed_input_section.
13682 (Output_section::Input_section::is_input_section,
13683 Output_section::Input_section::set_output_section): Handle relaxed
13685 (Output_section::Input_section::is_relaxed_input_section,
13686 Output_section::Input_section::output_section_data,
13687 Output_section::Input_section::relaxed_input_section): New method
13689 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
13691 (Output_section::Input_section::u1_): Update comments.
13692 (Output_section::Input_section::u2_): Add new union member poris.
13693 (Output_section::Checkpoint_output_section): New classs definition.
13694 (Output_section::relax_input_section): New method declaration.
13695 (Output_section::checkpoint_): New data member.
13696 (Output_segment): Update comments.
13697 (Output_segment::Output_segment): Un-privatize copy constructor.
13698 (Output_segment::operator=): Un-privatize.
13699 * script-sections.cc (Output_section_element::Input_section_list):
13700 Change element type to Output_section::Simple_input_section.
13701 (Output_section_element_dot_assignment::set_section_addresses):
13702 Register output section data for relaxation clean up.
13703 (Output_data_exression::Output_data_expression): Adjust call to base
13704 constructor to fix data size.
13705 (Output_section_element_data::set_section_addresses): Register
13706 Output_data_expression object for relaxation clean up.
13707 (struct Input_section_info): Replace Relobj pointer and section index
13708 pair with Output_section::Simple_input_section and Convert struct to a
13710 (Input_section_sorter::operator()): Adjust access to
13711 Input_section_info data member to use accessors.
13712 (Output_section_element_input::set_section_addresses): Use layout
13713 parameter. Adjust code to use Output_section::Simple_input_section
13714 and Input_secction_info classes. Register filler for relaxation
13716 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
13717 and section index pair with Output_section::Simple_input_section
13718 class. Adjust code accordingly.
13719 (Phdrs_element::release_segment): New method definition.
13720 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
13722 (Script_sections::release_segments): New method definition.
13723 * gold/script-sections.h (Script_sections::release_segments): New
13724 method declaration.
13725 * gold/target.h (Target::may_relax, Target::relax,
13726 Target::do_may_relax, Target::do_relax): New method definitions.
13728 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
13730 * arm.cc (has_signed_unsigned_overflow): New function.
13731 (Arm_relocate_functions::abs8): New function.
13732 (Target_arm::Scan::local): Handle R_ARM_ABS8.
13733 (Target_arm::Scan::global): Likewise.
13734 (Target_arm::relocate::relocate): Likewise.
13735 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
13738 2009-09-16 Cary Coutant <ccoutant@google.com>
13740 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
13741 * testsuite/Makefile.in: Regenerate.
13743 2009-09-11 Nick Clifton <nickc@redhat.com>
13745 * po/gold.pot: Updated by the Translation project.
13747 2009-09-08 Cary Coutant <ccoutant@google.com>
13749 * output.cc (Output_file::open): Add execute permission to empty file.
13750 * testsuite/Makefile.am (permission_test): New test.
13751 * testsuite/Makefile.in: Regenerate.
13753 2009-09-02 Ian Lance Taylor <iant@google.com>
13755 * output.cc (Output_file::resize): Call map_no_anonymous rather
13758 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
13760 * gold.cc: Include "incremental.h".
13761 (queue_initial_tasks): Call Incremental_checker methods.
13762 * incremental.cc: Include "output.h".
13763 (Incremental_checker::can_incrementally_link_output_file): New
13765 * incremental.h (Incremental_checker): New class.
13767 * output.cc (Output_file::open_for_modification): New method.
13768 (Output_file::map_anonymous): Changed return type to bool. Record
13769 map in base_ field.
13770 (Output_file::map_no_anonymous): New method, broken out of map.
13771 (Output_file::map): Use map_no_anonymous and map_anonymous.
13772 * output.h (class Output_file): Update declarations.
13774 2009-08-24 Cary Coutant <ccoutant@google.com>
13776 * options.h (Command_line::Pre_options): New class.
13777 (Command_line::pre_options): New member.
13778 * options.cc (gold::options::ready_to_register): New variable.
13779 (One_option::register_option): Do nothing if not registering options.
13780 Assert if same short option registered twice.
13781 (General_options::General_options): Turn off option registration when
13783 (Command_line::Pre_options::Pre_options): New constructor.
13785 2009-08-24 Cary Coutant <ccoutant@google.com>
13787 * options.h (General_options::no_keep_memory): Remove incorrect
13790 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13792 * Makefile.am (am__skiplex, am__skipyacc): New.
13793 * Makefile.in: Regenerate.
13795 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13797 * Makefile.am (AM_CPPFLAGS): Renamed from ...
13798 (INCLUDES): ... this.
13799 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
13800 (AM_CPPFLAGS): Renamed from ...
13801 (INCLUDE): ... this.
13802 * Makefile.in, testsuite/Makefile.in: Regenerate.
13804 * Makefile.in: Regenerate.
13805 * aclocal.m4: Likewise.
13806 * config.in: Likewise.
13807 * configure: Likewise.
13808 * testsuite/Makefile.in: Likewise.
13810 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
13811 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
13812 * Makefile.in: Regenerate.
13813 * testsuite/Makefile.in: Regenerate.
13815 2009-08-19 Cary Coutant <ccoutant@google.com>
13817 * resolve.cc (Symbol_table::resolve): Don't complain about defined
13818 symbols in shared libraries overridden by hidden or internal symbols
13819 in the main program.
13821 2009-08-19 Chris Demetriou <cgd@google.com>
13823 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
13824 checking source file names in error messages.
13826 2009-08-18 Doug Kwan <dougkwan@google.com>
13828 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
13829 an elcpp::Ehdr as parameter. Adjust call to set_target.
13830 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
13831 an elfcpp::Ehdr as parameter.
13832 * object.cc (Object::set_target): Remove the version that looks up
13833 a target and sets it.
13834 (Sized_relobj::setup): Take a Target object instead of
13835 an elfcpp::Ehdr as parameter. Adjust call to set_target.
13836 (make_elf_sized_object): Find target and ask target to
13837 make an ELF object.
13838 * object.h: (Object::set_target): Remove the version that looks up
13839 a target and sets it.
13840 (Sized_relobj::setup): Take a Target object instead of
13841 an elfcpp:Ehdr as parameter.
13842 * target.cc: Include dynobj.h.
13843 (Target::do_make_elf_object_implementation): New.
13844 (Target::do_make_elf_object): New.
13845 * target.h (Target::make_elf_object): New template declaration.
13846 (Target::do_make_elf_object): New method declarations.
13847 (Target::do_make_elf_object_implementation): New template declaration.
13849 2009-08-14 Ian Lance Taylor <iant@google.com>
13851 * gold.h (FUNCTION_NAME): Define.
13852 (gold_unreachable): Use FUNCTION_NAME.
13854 2009-08-12 Sriraman Tallam <tmsriram@google.com>
13856 * icf.cc (Icf::find_identical_sections): Issue a warning when a
13857 symbol in the --keep-unique list is not found.
13859 2009-08-12 Sriraman Tallam <tmsriram@google.com>
13861 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
13862 been maked as --keep-unique.
13863 (Icf::unfold_section): New function.
13864 * icf.h (Icf::unfold_section): New function.
13865 * options.h (General_options::keep_unique): New option.
13866 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
13867 * testsuite/Makefile.in: Regenerate.
13868 * testsuite/icf_keep_unique_test.sh: New file.
13869 * testsuite/icf_keep_unique_test.cc: New file.
13871 2009-08-12 Cary Coutant <ccoutant@google.com>
13874 * resolve.cc (Symbol_table::resolve): Check for references from
13875 dynamic objects to hidden and internal symbols.
13876 * testsuite/Makefile.am (hidden_test.sh): New test.
13877 * testsuite/Makefile.in: Regenerate.
13878 * testsuite/hidden_test.sh: New script.
13879 * testsuite/hidden_test_1.c: New test source.
13880 * testsuite/hidden_test_main.c: New test source.
13882 2009-08-11 Doug Kwan <dougkwan@google.com>
13884 * arm.cc: Update comments.
13885 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
13886 segment to locate the .ARM.exidx section if present.
13888 2009-08-09 Doug Kwan <dougkwan@google.com>
13890 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
13893 2009-08-07 Sriraman Tallam <tmsriram@google.com>
13894 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
13897 2009-08-06 Sriraman Tallam <tmsriram@google.com>
13899 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
13900 valid tls_segment only for non-debug-section relocations.
13901 * testsuite/Makefile.am: Add gc_tls_test.
13902 * testsuite/Makefile.in: Regenerate.
13903 * testsuite/gc_tls_test.cc: New file.
13904 * testsuite/gc_tls_test.sh: New file.
13906 2009-08-05 Sriraman Tallam <tmsriram@google.com>
13908 * icf.cc: New file.
13910 * Makefile.am (CCFILES): Add icf.cc.
13911 (HFILES): Add icf.h
13912 * Makefile.in: Regenerate.
13913 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
13914 * gc.h (gc_process_relocs): Populate lists used by icf to contain
13915 section, symbol and addend information for the relocs.
13916 * gold.cc (queue_middle_tasks): Call identical code folding.
13917 * gold.h: Add defines for multimap.
13918 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
13919 to the call of finalize_local_symbols.
13920 * main.cc (main): Create object of class Icf.
13921 * object.cc (Sized_relobj::do_layout): Allow this function to be
13922 called twice during icf.
13923 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
13924 to sections marked as identical by icf.
13925 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
13927 (Sized_relobj::do_section_entsize): New function.
13928 * object.h (Object::section_entsize): New function.
13929 (Object::do_section_entsize): New pure virtual function.
13930 (Relobj::finalize_local_symbols): Add new parameter.
13931 (Relobj::do_section_entsize): New function.
13932 * options.h (General_options::icf): New option.
13933 (General_options::icf_iterations): New option.
13934 (General_options::print_icf_sections): New option.
13935 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
13936 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
13937 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
13939 * symtab.cc (Symbol_table::is_section_folded): New function.
13940 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
13941 to sections marked as identical by icf.
13942 * symtab.h (Symbol_table::set_icf): New function.
13943 (Symbol_table::icf): New function.
13944 (Symbol_table::is_section_folded): New function.
13945 (Symbol_table::icf_): New data member.
13946 * target-reloc.h (relocate_section): Ignore sections folded by icf.
13947 * testsuite/Makefile.am: Add commands to build icf_test.
13948 * testsuite/Makefile.in: Regenerate.
13949 * testsuite/icf_test.sh: New file.
13950 * testsuite/icf_test.cc: New file.
13952 2009-07-24 Chris Demetriou <cgd@google.com>
13954 * layout.cc (is_compressible_debug_section): Fix incorrect
13955 comment about compressed section names.
13957 2009-07-20 Ian Lance Taylor <ian@airs.com>
13960 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
13962 2009-07-16 Ian Lance Taylor <iant@google.com>
13965 * layout.h: #include <map>.
13966 (class Kept_section): Change from struct to class. Add accessors
13967 and setters. Add section size to Comdat_group mapping. Change
13968 Comdat_group to std::map. Add is_comdat_ field. Add
13969 linkonce_size field in union.
13970 (class Layout): Update declaration of find_or_add_kept_section.
13971 Don't declare find_kept_object.
13972 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
13973 parameter. Add object, shndx, is_comdat, and is_group_name
13974 parameters. Change all callers. Adjust for new Kept_section.
13975 (Layout::find_kept_object): Remove.
13976 * object.cc (Sized_relobj::include_section_group): Update use of
13977 Kept_section. Rename secnum to shndx. Only record
13978 Kept_comdat_section if sections are the same size.
13979 (Sized_relobj::include_linkonce_section): Update use of
13980 Kept_section. Only record Kept_comdat_section if sections are the
13981 same size. Set size of linkonce section.
13982 (Sized_relobj::map_to_kept_section): Update call to
13983 get_kept_comdat_section.
13984 * object.h (class Sized_relobj): Rename fields in
13985 Kept_comdat_section to drop trailing underscores; change object
13986 field to Relobj*. Change Kept_comdat_section_table to store
13987 struct rather than pointer.
13988 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
13989 Add kept_object and kept_shndx parameters. Change all callers.
13990 (Sized_relobj::get_kept_comdat_section): Change return type to
13991 bool. Add kept_object and kept_shndx parameters. Change all
13993 * plugin.cc (Pluginobj::include_comdat_group): Update call to
13994 Layout::find_or_add_kept_section.
13996 2009-07-09 Ian Lance Taylor <iant@google.com>
13998 * merge.cc (Object_merge_map::initialize_input_to_output_map):
13999 Reserve space in the hash table.
14001 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
14003 * fileread.cc (File_read::get_mtime): New method.
14004 * fileread.h (Timespec): New structure.
14005 (File_read::get_mtime): New method.
14006 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
14007 Renamed from timestamp_nsec.
14008 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
14010 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
14012 (Incremental_inputs::report_archive): Save mtime; style fix.
14013 (Incremental_inputs::report_obejct): Save mtime; style fix.
14014 (Incremental_inputs::report_script): Save mtime; style fix.
14015 (Incremental_inputs::finalize_inputs): Style fix.
14016 (Incremental_inputs::finalize): Style fix.
14017 (Incremental_inputs::create_input_section_data): Store inputs
14019 * incremental.h (Incremental_inputs::report_script): Add mtime
14021 (Incremental_inputs::Input_info::Input_info): Intialize only one
14023 (Incremental_inputs::Input_info::archive): Move to nameless
14025 (Incremental_inputs::Input_info::obejct): Move to nameless union.
14026 (Incremental_inputs::Input_info::script): Move to nameless union.
14027 (Incremental_inputs::mtime): New field.
14028 * script.cc (read_input_script): Pass file mtime to
14030 * script.h (Script_info::inputs): Style fix.
14032 2009-07-01 Ian Lance Taylor <ian@airs.com>
14034 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
14037 2009-06-24 Ian Lance Taylor <iant@google.com>
14040 * layout.cc (Layout::choose_output_section): If we find an
14041 existing section, update the flags.
14042 (Layout::create_notes): New function, broken out of
14044 (Layout::finalize): Don't create note sections.
14045 (Layout::create_note): Don't crash if linker script discards
14047 (Layout::create_gold_note): Likewise.
14048 (Layout::create_build_id): Likewise. Don't set
14049 after_input_sections on the section.
14050 (Layout::create_executable_stack_info): Remove target parameter.
14052 * layout.h (class Layout): Declare create_notes. Update
14053 declaration of create_executable_stack_info.
14054 * gold.cc (queue_middle_tasks): Call create_notes.
14055 * output.cc (Output_section::update_flags_for_input_section): Move
14056 here from output.h. If SHF_ALLOC flag is newly set, mark address
14058 * output.h (Output_data::mark_address_invalid): New function.
14059 (class Output_section): Only declare, not define,
14060 update_flags_for_input_section. Remove set_flags.
14062 2009-06-24 Ian Lance Taylor <iant@google.com>
14064 * script-sections.cc (Output_section_definition::
14065 set_section_addresses): Rename shadowing local load_address to
14068 2009-06-24 Ian Lance Taylor <iant@google.com>
14071 * reloc.cc (relocate_sections): Skip empty relocation sections.
14073 2009-06-23 Ian Lance Taylor <iant@google.com>
14076 * layout.cc (Layout::create_note): Use choose_output_section
14077 rather than make_output_section.
14079 2009-06-23 Ian Lance Taylor <iant@google.com>
14082 * options.cc (General_options::parse_V): Set printed_version_.
14083 (General_options::General_options): Initialize printed_version_.
14084 * options.h (class General_options): Add printed_version_ field.
14085 * gold.cc (queue_initial_tasks): If there are no input files,
14086 don't give a fatal error if we printed the version information.
14087 (queue_middle_tasks): If using -r with a shared object, give a
14088 fatal error rather than an ordinary error.
14090 2009-06-23 Ian Lance Taylor <iant@google.com>
14093 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
14094 (Layout::make_output_section): Set have_stabstr_section_ if we see
14095 a .stab*str section.
14096 (Layout::finalize): Call link_stabs_sections.
14097 (Layout::link_stabs_sections): New file.
14098 * layout.h (class Layout): Add have_stabstr_section_ field.
14099 Declare link_stabs_sections.
14101 2009-06-23 Doug Kwan <dougkwan@google.com>
14103 * Makefile.am (libgold_a_LIBADD): New.
14104 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
14105 * Makefile.in: Regenerate.
14106 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
14107 * configure: Regenerate.
14108 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
14109 * fileread.cc: Include sys/state.h
14110 * gold.h: Declare memmem and strndup if found missing.
14111 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
14113 2009-06-23 Ian Lance Taylor <iant@google.com>
14115 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
14116 * configure: Rebuild.
14118 2009-06-23 Ian Lance Taylor <iant@google.com>
14121 * object.cc (Object::section_contents): Don't try to get a view if
14122 the section has length zero.
14123 (Object::handle_gnu_warning_section): If the section is empty, use
14124 the name of the section as the warning.
14126 2009-06-23 Ian Lance Taylor <iant@google.com>
14129 * stringpool.h (class Stringpool_template): Add optimize_ field.
14130 (Stringpool_template::set_optimize): New function.
14131 * stringpool.cc (Stringpool_template::Stringpool_template):
14132 Initialize optimize_ field.
14133 (Stringpool_template::set_string_offsets): Test local optimize
14134 fild rather than parameter.
14135 * layout.cc (Layout::Layout): Call set_optimize on the section
14138 2009-06-22 Ian Lance Taylor <iant@google.com>
14141 * yyscript.y: Parse TARGET.
14142 * script.cc (script_set_target): New function.
14143 * script-c.h (script_set_target): Declare.
14144 * options.cc (General_options::string_to_object_format): Rename
14145 from string_to_object_format in anonymous namespace. Change
14147 * options.h (class General_options): Declare
14148 string_to_object_format.
14150 2009-06-22 Ian Lance Taylor <iant@google.com>
14152 * script-sections.cc (Script_sections::create_segments): Don't put
14153 program headers in a PT_LOAD segment if -n or -N.
14155 2009-06-22 Ian Lance Taylor <iant@google.com>
14158 * options.h (class General_options): Add -z lazy and -z now. Sort
14159 -z options into alphabetical order.
14160 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
14162 2009-06-21 Ian Lance Taylor <iant@google.com>
14164 * layout.cc (Layout::make_output_section): Call
14165 Target::new_output_section.
14166 (Layout::attach_allocated_section_to_segment): Put large section
14167 sections in a separate load segment with the large segment flag
14169 (Layout::segment_precedes): Sort large data segments after other
14171 (align_file_offset): New static function.
14172 (Layout::set_segment_offsets): Use align_file_offset.
14173 * output.h (class Output_section): Add is_small_section_ and
14174 is_large_section_ fields.
14175 (Output_section::is_small_section): New function.
14176 (Output_section::set_is_small_section): New function.
14177 (Output_section::is_large_section): New function.
14178 (Output_section::set_is_large_section): New function.
14179 (Output_section::is_large_data_section): New function.
14180 (class Output_segment): Add is_large_data_segment_ field.
14181 (Output_segment::is_large_data_segment): New function.
14182 (Output_segment::set_is_large_data_segment): New function.
14183 * output.cc (Output_section::Output_section): Initialize new
14185 (Output_segment::Output_segment): Likewise.
14186 (Output_segment::add_output_section): Add assertion that large
14187 data sections always go in large data segments. Force small data
14188 sections to the end of the list of data sections. Force small BSS
14189 sections to the start of the list of BSS sections. For large BSS
14190 sections to the end of the list of BSS sections.
14191 * symtab.h (class Symbol): Declare is_common_shndx.
14192 (Symbol::is_defined): Check Symbol::is_common_shndx.
14193 (Symbol::is_common): Likewise.
14194 (class Symbol_table): Define enum Commons_section_type. Update
14195 declarations. Add small_commons_ and large_commons_ fields.
14196 * symtab.cc (Symbol::is_common_shndx): New function.
14197 (Symbol_table::Symbol_table): Initialize new fields.
14198 (Symbol_table::add_from_object): Put small and large common
14199 symbols in the right list.
14200 (Symbol_table::sized_finalized_symbol): Check
14201 Symbol::is_common_shndx.
14202 (Symbol_table::sized_write_globals): Likewise.
14203 * common.cc (Symbol_table::do_allocate_commons): Allocate new
14204 common symbol lists. Don't call do_allocate_commons_list if the
14206 (Symbol_table::do_allocate_commons_list): Remove is_tls
14207 parameter. Add comons_section_type parameter. Change all
14208 callers. Handle small and large common symbols.
14209 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
14210 Symbol::is_common_shndx.
14211 * resolve.cc (symbol_to_bits): Likewise.
14212 * target.h (Target::small_common_shndx): New function.
14213 (Target::small_common_section_flags): New function.
14214 (Target::large_common_shndx): New function.
14215 (Target::large_common_section_flags): New function.
14216 (Target::new_output_section): New function.
14217 (Target::Target_info): Add small_common_shndx, large_common_shndx,
14218 small_common_section_flags, and large_common_section_flags
14220 (Target::do_new_output_section): New virtual function.
14221 * arm.cc (Target_arm::arm_info): Initialize new fields.
14222 * i386.cc (Target_i386::i386_info): Likewise.
14223 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
14225 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
14226 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
14227 (Target_x86_64::do_new_output_section): New function.
14228 * configure.ac: Define conditional MCMODEL_MEDIUM.
14229 * testsuite/Makefile.am (check_PROGRAMS): Add large.
14230 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
14231 (large_LDFLAGS): Define.
14232 * testsuite/large.c: New file.
14233 * testsuite/testfile.cc (Target_test::test_target_info):
14234 Initialize new fields.
14235 * configure, testsuite/Makefile.in: Rebuild.
14237 2009-06-05 Doug Kwan <dougkwan@google.com>
14239 * Makefile.am (CCFILES): Add target.cc.
14240 * Makefile.in: Regenerate.
14241 * i386.cc (class Target_i386): Define new virtual method to
14242 override do_is_local_label_name in parent.
14243 * object.cc (Sized_relobj::do_count_local_symbols): Discard
14244 local symbols if --discard-locals or -X is given.
14245 * options.h (class General_options): Declare new options
14246 '--discard-locals' and '-X' for discarding locals.
14247 * target.h (class Target): Define new methods is_local_label_name.
14248 Declare new virtual method do_is_local_label_name.
14249 * target.cc: New file.
14250 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
14251 (check_SCRIPTS): Add discard_locals_test.sh.
14252 (check_DATA): Add discard_local_tests.syms.
14253 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
14254 (discard_local_tests.syms, discard_locals_test.o): New make rules.
14255 * testsuite/Makefile.in: Regenerate.
14256 * testsuite/discard_locals_test.c: New file.
14257 * testsuite/discard_locals_test.sh: Same.
14259 2009-06-05 Doug Kwan <dougkwan@google.com>
14261 * object.cc (Sized_relobj::Sized_relobj): Initialize
14262 discarded_eh_frame_shndx_ to -1U.
14263 (Sized_relobj::do_layout): Record index of a discard .eh_frame
14265 (Sized_relobj::do_count_local_symbols): Skip local symbols in
14266 a discarded .eh_frame section.
14267 (Sized_relobj::do_finalize_local_symbols): Ditto.
14268 * object.h (class Sized_relobj): Declare new member
14269 discarded_eh_frame_shndx_.
14270 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
14271 (local_labels_test.o, local_labels_test): New rules.
14272 * testsuite/Makefile.in: Regenerate.
14274 2009-06-04 Doug Kwan <dougkwan@google.com>
14276 * layout.cc (Layout::section_name_mapping): Add mapping for
14277 special ARM sections.
14279 2009-06-03 Doug Kwan <dougkwan@google.com>
14281 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
14282 (utils::has_overflow): Same.
14284 2009-06-03 Ian Lance Taylor <iant@google.com>
14286 * layout.cc (Layout::section_name_mapping): New array, replacing
14287 Layout::linkonce_mapping.
14288 (Layout::section_name_mapping_count): New variable, replacing
14289 Layout::linkonce_mapping_count.
14290 (Layout::linkonce_output_name): Remove.
14291 (Layout::output_section_name): Rewrite.
14292 * layout.h (class Layout): Rename Linkonce_mapping to
14293 Section_name_mapping, linkonce_mapping to section_name_mapping,
14294 linkonce_mapping_count to section_name_mapping_count. Don't
14295 declare linkonce_output_name.
14297 2009-06-03 Doug Kwan <dougkwan@google.com>
14299 * gold/arm.cc (namespace utils): New.
14300 (Target_arm::reloc_is_non_pic): Define new method.
14301 (class Arm_relocate_functions): New.
14302 (Target_arm::Relocate::relocate): Handle relocation types used by
14305 2009-06-03 Ian Lance Taylor <iant@google.com>
14307 * arm.cc (Target_arm::scan::global): Use || instead of |.
14309 2009-06-02 Doug Kwan <dougkwan@google.com>
14311 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
14312 issued_non_pic_error_.
14313 (class Target_arm::Scan): Declare new method check_non_pic.
14314 Define new method symbol_needs_plt_entry.
14315 Declare new data member issued_non_pic_error_.
14316 (class Target_arm::Relocate): Declare new method
14317 should_apply_static_reloc.
14318 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
14319 (Target_arm::Scan::check_non_pic): Define new method.
14320 (Target_arm::Scan::local): Handle a small subset of reloc types used
14322 (Target_arm::Scan::local): Same.
14323 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
14325 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
14327 * incremental.cc (Incremental_inputs::report_command_line): Filter
14328 out --incremental-* options.
14330 2009-05-29 Doug Kwan <dougkwan@google.com>
14332 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
14334 (class Target_arm): Update comment.
14335 (Target_arm::Target_arm): Initialize new data members GOT_,
14336 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
14337 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
14338 and Target_arm::rel_dyn_section.
14339 Declare new_enum Target_arm::Got_type.
14340 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
14342 Update commments for member do_dynsym_value.
14343 (Target_arm::got_size, Target_arm::plt_section,
14344 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
14345 new methods inside class defintion.
14346 (Target_arm::got_section): Define new method.
14347 (Target_arm::rel_dyn_section): Same.
14348 (Output_data_plt_arm): New template class.
14349 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
14350 (Output_data_plt_arm:do_adjust_output_section): Define new method.
14351 (Output_data_plt_arm::add_entry): Same.
14352 (Output_data_plt_arm::first_plt_entry): Define new
14353 static data member for PLT instruction template.
14354 (Output_data_plt_arm::plt_entry): Same.
14355 (Output_data_plt_arm::do_write): Define new method.
14356 (Target_arm::make_plt_entry): Same.
14357 (Target_arm::do_finalize_sections): Same.
14358 (Target_arm::do_dynsym_value): Same.
14360 2009-05-28 Doug Kwan <dougkwan@google.com>
14362 * Makefile.am (TARGETSOURCES): Add arm.cc.
14363 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
14364 * Makefile.in: Regenerate.
14365 * arm.cc: New file.
14366 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
14368 2009-05-26 Doug Kwan <dougkwan@google.com>
14370 * options.cc (General_options::parse_exclude_libs). Fix a comment.
14371 (General_options::check_excluded_libs): Strip off directories in
14372 archive name before matching like GNU ld does.
14373 * testsuite/Makefile.am (MOSTLYCLEANFILES,
14374 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
14375 (exclude_libs_test_LDFLAGS): Add linker option
14376 -Wl,--exclude-libs,libexclude_libs_test_3
14377 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
14378 an explicit archive without using -l.
14379 (alt/libexclude_libs_test_3.a): New make rule.
14380 * testsuite/Makefile.in: Regenerate.
14381 * testsuite/exclude_libs_test.c : Declare lib3_default().
14383 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
14384 * exclude_libs_test_3.c: New file.
14386 2009-05-26 Nick Clifton <nickc@redhat.com>
14388 * po/id.po: New Indonesian translation.
14389 * po/gold.pot: Updated template file.
14391 2009-05-22 Sriraman Tallam <tmsriram@google.com>
14393 * testsuite/Makefile.am: Add -ffunction-sections to compile
14394 gc_comdat_test files. Add -Wl,--gc-sections to build
14396 * testsuite/Makefile.in: Regenerate.
14397 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
14399 2009-05-21 Sriraman Tallam <tmsriram@google.com>
14401 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
14402 kept comdat section was garbage collected.
14403 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
14404 * testsuite/Makefile.in: Regenerate.
14405 * testsuite/gc_comdat_test.sh: New file.
14406 * testsuite/gc_comdat_test_1.cc: New file.
14407 * testsuite/gc_comdat_test_2.cc: New file.
14409 2009-05-19 Doug Kwan <dougkwan@google.com>
14411 * archive.cc (Archive::Archive): Move constructor from archive.h
14412 to here. Initialize no_export_.
14413 (Archive::get_elf_object_for_member): Set no_export flag of object.
14414 * archive.h (Archive::Archive): Move constructor body to
14416 (Archive::no_export): New method.
14417 (Archive::no_export_): New field.
14418 * object.h (Object::Object): Initialize no_export_ to false.
14419 (Object::no_export, Object::set_no_export): New methods.
14420 (Object::no_export_): New field.
14421 * options.cc (General_options::parse_exclude_libs): New method.
14422 (General_options::check_excluded_libs) Same.
14423 * options.h (exclude_libs): New option.
14424 (General_options::check_excluded_libs): New method declaration.
14425 (General_options::excluded_libs_): New field.
14426 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
14427 default or protected visibility if an object has no-export flag set.
14428 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
14429 (check_SCRIPTS): Add exclude_libs_test.sh.
14430 (check_DATA): Add exclude_libs_test.syms.
14431 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
14432 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
14433 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
14434 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
14435 (exclude_libs_test.syms, libexclude_libs_test_1.a,
14436 libexclude_libs_test_2.a): New rules.
14437 * testsuite/Makefile.in: Regenerate.
14438 * testsuite/exclude_libs_test.c: New file.
14439 * testsuite/exclude_libs_test.sh: Ditto.
14440 * testsuite/exclude_libs_test_1.c: Ditto.
14441 * testsuite/exclude_libs_test_2.c: Ditto.
14443 2009-05-15 Ian Lance Taylor <iant@google.com>
14445 * configure.ac: Check for declarations for cases where libiberty.h
14446 checks HAVE_DECL_xxx.
14447 * configure, config.in: Rebuild.
14449 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
14451 * gold.h (Incremental_argument_list): Remove (invalid) forward
14453 * incremental.cc (Incremental_inputs::report_achive): New method.
14454 (Incremental_inputs::report_object): New method.
14455 (Incremental_inputs::report_script): New method.
14456 (Incremental_inputs::finalize_inputs): New method.
14457 (Incremental_inputs::finalize): Call finalize_inputs().
14458 (Incremental_inputs::sized_create_incremental_inputs_section_data):
14459 Create inputs entries.
14460 * incremental.h (Incremental_input_type): New enum.
14461 (Incremental_inputs::Incremental_input): Initialize new fields.
14462 (Incremental_inputs::report_inputs): New method.
14463 (Incremental_inputs::report_achive): New method.
14464 (Incremental_inputs::report_object): New method.
14465 (Incremental_inputs::report_script): New method.
14466 (Incremental_inputs::finalize_inputs): New method.
14467 (Incremental_inputs::Input_info): New struct.
14468 (Incremental_inputs::Input_info_map): New typedef.
14469 (Incremental_inputs::lock_): New field.
14470 (Incremental_inputs::Inputs_): New field.
14471 (Incremental_inputs::Inputs_map): New field.
14472 * main.cc (main): Call Incremental_input::report_inputs.
14473 * options.h (Input_argument_list): Typedef moved from
14475 (Input_file_group::Files): Remove, use ::Input_argument_list.
14476 (Input_file_group::Input_argument_list): Remove, use
14477 ::Input_argument_list.
14478 * plugin.cc (Plugin_manager::add_input_file): Add error in
14480 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
14482 * script.cc (read_input_script): Call
14483 Incremental_input::report_script.
14484 * script.h (Script_info): New class.
14486 2009-04-27 Ian Lance Taylor <iant@google.com>
14488 * x86_64.cc (do_adjust_output_section): Set entsize to
14491 2009-04-23 Elliott Hughes <enh@google.com>
14493 * output.cc (Output_file::close): After short writes, continue
14494 writing from the correct offset in the buffer being written.
14496 2009-04-23 Chris Demetriou <cgd@google.com>
14498 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
14499 * configure: Regenerate.
14500 * config.in: Regenerate.
14501 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
14502 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
14504 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
14506 * incremental.cc (Incremental_inputs_header_data): Renamed from
14507 Incremental_input_header_data.
14508 (Incremental_inputs_header_data::data_size): New field.
14509 (Incremental_inputs_header_data::put_input_file_count): Renamed
14510 from input_file_count.
14511 (Incremental_inputs_header_data::put_command_line_offset): Renamed
14512 from command_line_offset.
14513 (Incremental_inputs_header_data::put_reserved): Renamed from
14515 (Incremental_inputs_entry_data): Renamed from
14516 Incremental_input_entry_data.
14517 (Incremental_inputs_entry_data::data_size): New field.
14518 (Incremental_inputs::report_command_line): New method.
14519 (Incremental_inputs::finalize): New method.
14520 (Incremental_inputs::create_incremental_inputs_data): New method.
14521 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
14522 * incremental.h: New file.
14523 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
14524 (Layout::finalize): Create incremental inputs section in
14525 incremental builds.
14526 (Layout::create_incremental_info_sections): New method.
14527 * layout.h (Layout::incremental_inputs): New method.
14528 (Layout::create_incremental_info_sections): New method.
14529 (Layout::incremental_inputs_): New field.
14530 * main.cc (main): Notify Incremental_input of the command line.
14532 2009-04-01 Ian Lance Taylor <iant@google.com>
14533 Mikolaj Zalewski <mikolajz@google.com>
14535 * gold.h (reserve_unordered_map): Define, three versions, one for
14536 each version of Unordered_map.
14537 * layout.cc (Layout::Layout): Remove options parameter. Add
14538 number_of_input_files parameter. Don't initialize options_.
14539 Initialize number_of_input_files_ and resized_signatures_. Move
14540 sections_are_attached_.
14541 (Layout::layout_group): Reserve space for group_signatures_.
14542 (Layout::find_or_add_kept_section): Change name parameter to be a
14543 reference. Resize signatures_ map when it gets large enough.
14544 (Layout::layout_eh_frame): Use parameters->options() instead of
14546 (Layout::make_output_section): Likewise.
14547 (Layout::attach_allocated_section_to_segment): Likewise.
14548 (Layout::finalize, Layout::create_executable_stack): Likewise.
14549 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
14550 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
14551 * layout.h (class Layout): Update declarations. Remove options_
14552 field. Add number_of_input_files_ and resized_signatures_
14553 fields. Move sections_are_attached_ field.
14554 * main.cc (main): Pass number of input files to Layout
14555 constructor. Don't pass options.
14557 2009-03-30 Ian Lance Taylor <iant@google.com>
14559 * ffsll.c (ffsll): Correct implementation.
14561 2009-03-27 Ian Lance Taylor <iant@google.com>
14563 * ffsll.c: New file.
14564 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
14565 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
14566 * ftruncate.c (ftruncate): Declare before definition.
14567 * mremap.c (mremap): Likewise.
14568 * pread.c (pread): Likewise.
14569 * configure, Makefile.in, config.in: Rebuild.
14571 * mremap.c: New file.
14572 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
14573 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
14574 (mremap): Declare if HAVE_MREMAP is not defined.
14575 * configure, Makefile.in, config.in: Rebuild.
14577 2009-03-27 Cary Coutant <ccoutant@google.com>
14579 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
14580 position independent.
14581 * sparc.cc (Target_sparc::check_non_pic): Likewise.
14582 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
14584 2009-03-24 Cary Coutant <ccoutant@google.com>
14586 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
14588 (needs_dynamic_reloc): Likewise.
14590 2009-03-24 Ian Lance Taylor <iant@google.com>
14592 * yyscript.y (file_cmd): Recognize EXTERN.
14593 (extern_name_list, extern_name_list_body): New nonterminals.
14594 * script.cc (script_add_extern): Define.
14595 * script-c.h (script_add_extern): Declare.
14597 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
14599 * object.cc (is_elf_object): Define.
14600 * object.h (is_elf_object): Declare.
14601 * archive.cc (Archive::get_elf_object_for_member): Call
14603 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
14605 2009-03-24 Elliott Hughes <enh@google.com>
14607 * output.cc (Output_file::map_anonymous): Define.
14608 (Output_file::map): Use map_anonymous. If the regular mmap fails,
14609 try an anonymous one. Report the size if the mmap fails.
14610 * output.h (class Output_file): Declare map_anonymous.
14612 2009-03-24 Ian Lance Taylor <iant@google.com>
14614 * target-select.cc (instantiate_target): Don't acquire the lock if
14615 the instantiated_target_ field has already been set.
14617 2009-03-23 Ian Lance Taylor <iant@google.com>
14619 * gold-threads.h (class Initialize_lock): Define.
14620 * gold-threads.cc (class Initialize_lock_once): Define.
14621 (initialize_lock_control): New static variable.
14622 (initialize_lock_pointer): New static variable.
14623 (initialize_lock_once): New static function.
14624 (Initialize_lock::Initialize_lock): Define.
14625 (Initialize_lock::initialize): Define.
14626 * target-select.h: Include "gold-threads.h".
14627 (class Target_selector): Add lock_ and initialize_lock_ fields.
14628 Don't define instantiate_target, just declare it.
14629 * target-select.cc (Target_selector::Target_selector): Initialize
14631 (Target_selector::instantiate_target): Define.
14632 * descriptors.h: Include "gold-threads.h".
14633 (class Descriptors): Add initialize_lock_ field.
14634 * descriptors.cc (Descriptors::Descriptors): Initialize new
14636 (Descriptors::open): Use initialize_lock_ field
14637 * errors.h (class Errors): Add initialize_lock_ field.
14638 * errors.cc (Errors::Errors): Initialize new field.
14639 (Errors::initialize_lock): Use initialize_lock_ field.
14640 * powerpc.cc (class Target_selector_powerpc): Remove
14641 instantiated_target_ field. In do_recognize call
14642 instantiate_target rather than do_instantiate_target. In
14643 do_instantiate_target just allocate a new target.
14644 * sparc.cc (class Target_selector_sparc): Likewise.
14646 * freebsd.h: New file.
14647 * i386.cc: Include "freebsd.h".
14648 (Target_i386): Derive from Target_freebsd rather than
14650 (Target_selector_i386): Derive from Target_selector_freebsd rather
14651 than Target_selector.
14652 * x86_64.cc: Include "freebsd.h".
14653 (Target_x86_64): Derive from Target_freebsd rather than
14655 (Target_selector_x86_64): Derive from Target_selector_freebsd
14656 rather than Target_selector.
14657 * target.h (class Target): Add adjust_elf_header and
14658 do_adjust_elf_header.
14659 * output.cc (Output_file_header:: do_sized_write): Call target
14660 adjust_elf_header routine.
14661 * configure.tgt: Set targ_osabi.
14662 * configure.ac: Define GOLD_DEFAULT_OSABI.
14663 * parameters.cc (Parameters::default_target): Pass
14664 GOLD_DEFAULT_OSABI to select_target.
14665 * target-select.h (class Target_selector): Make instantiate_target
14666 protected rather than private.
14667 * Makefile.am (HFILES): Add freebsd.h.
14668 * configure, Makefile.in, config.in: Rebuild.
14670 * merge.cc (do_add_input_section): Correct pend value. Change
14671 message about last entry not being null terminated from error to
14674 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
14676 * incremental.cc: New file.
14677 * Makefile.am (CCFILES): Add incremental.cc.
14678 * Makefile.in: Rebuild.
14680 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
14682 * layout.cc (Layout::output_section_name): Preserve names
14683 of '.note.' sections.
14685 2009-03-19 Ian Lance Taylor <iant@google.com>
14687 * descriptors.cc (Descriptors::open): Check that the options are
14688 valid before using them.
14690 2009-03-18 Ian Lance Taylor <iant@google.com>
14692 * script-sections.h: Include <list>.
14693 (class Script_sections): Change Sections_elements from std::vector
14694 to std::list. Typedef public Elements_iterator. Add
14695 orphan_section_placement_, data_segment_align_start_, and
14696 saw_data_segment_align_ fields. Remove data_segment_align_index_
14698 * script-sections.cc (class Orphan_section_placement): New class.
14699 (class Sections_element): Add virtual functions is_relro and
14700 orphan_section_init. Remove virtual function place_orphan_here.
14701 (class Output_section_definition): Add is_relro and
14702 orphan_section_init. Remove place_orphan_here.
14703 (class Orphan_output_section): Likewise.
14704 (Script_sections::Script_sections): Update for field changes.
14705 (Script_sections::data_segment_align): Set saw_data_segment_align_
14706 and data_segment_align_start_, not data_segment_align_index.
14707 (Script_sections::data_segment_relro_end): Check
14708 saw_data_segment_align_. Use data_segment_align_start_ rather
14709 than data_segment_align_index_.
14710 (Script_sections::place_orphan): Rewrite to use
14711 Orphan_section_placement.
14713 2009-03-17 Ian Lance Taylor <iant@google.com>
14715 * archive.cc (Archive::add_symbols): Check for a version attached
14716 to the symbol name in the archive map.
14717 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
14718 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
14719 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
14720 (ver_test_11.a): New target.
14721 * testsuite/Makefile.in: Rebuild.
14723 * configure.ac: Check for chsize and posix_fallocate. Replace
14725 * ftruncate.c: New file, from gnulib.
14726 * output.cc (posix_fallocate): Define dummy version if not
14727 HAVE_POSIX_FALLOCATE.
14728 (Output_file::map): Call posix_fallocate rather than lseek and
14730 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
14731 * configure, Makefile.in, config.in: Rebuild.
14733 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
14735 * layout.h (Layout::create_note): Add section_name parameter.
14736 * layout.cc (Layout::create_note): Likewise.
14737 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
14739 2009-03-17 Ian Lance Taylor <iant@google.com>
14741 * descriptors.cc: Include "options.h".
14742 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
14743 (Descriptors::open): Always use O_CLOEXEC when opening a new
14744 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
14745 then set FD_CLOEXEC.
14747 * sparc.cc (class Target_sparc): Add has_got_section.
14748 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
14749 make sure we have a GOT section.
14751 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
14752 (Target_sparc::Scan::local): Likewise.
14753 (Target_sparc::Scan::global): Likewise.
14754 (Target_sparc::Relocate::relocate): Likewise.
14755 (Target_sparc::Relocate::relocate_tls): Likewise.
14757 * symtab.cc (Symbol_table::define_default_version): New function,
14758 broken out of add_from_object.
14759 (Symbol_table::add_from_object): Call define_default_version.
14760 (Symbol_table::define_special_symbol): Add resolve_oldsym
14761 parameter. Change all callers. If the version for a symbol comes
14762 from a version script, resolve it with the symbol with the same
14763 name with no version. Also add the symbol without a version if
14765 (do_define_in_output_data): If resolving with oldsym, don't delete
14767 (do_define_in_output_segment): Likewise.
14768 (do_define_as_constant): Likewise.
14769 * symtab.h (class Symbol_table): Update declarations.
14771 2009-03-13 Ian Lance Taylor <iant@google.com>
14773 * readsyms.cc (Read_symbols::incompatible_warning): New function.
14774 (Read_symbols::requeue): New function.
14775 (Read_symbols::do_read_symbols): If make_elf_object fails because
14776 the target type is not configured, and the file was searched for,
14777 issue a warning and retry with the next directory.
14778 (Add_symbols::run): If the file has an incompatible format, and
14779 it was searched for, requeue the Read_symbols task. On error,
14780 release the object.
14781 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
14782 dirindex parameter to constructor. Change all callers. Declare
14783 incompatible_warning and requeue.
14784 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
14785 input_argument_ and input_group_ fields. Add them to
14786 constructor. Change all callers.
14787 (class Read_script): Add dirindex_ field. Add it to constructor.
14788 Change all callers.
14789 * archive.cc (Archive::setup): Remove input_objects parameter.
14790 Change all callers.
14791 (Archive::get_file_and_offset): Likewise.
14792 (Archive::read_all_symbols): Likewise.
14793 (Archive::read_symbols): Likewise.
14794 (Archive::get_elf_object_for_member): Remove input_objects
14795 parameter. Add punconfigured parameter. Change all callers.
14796 (Archive::add_symbols): Change return type to bool. Check return
14797 value of include_member.
14798 (Archive::include_all_members): Likewise.
14799 (Archive::include_member): Change return type to bool. Return
14800 false if first included object has incompatible target. Set
14801 included_member_ field.
14802 (Add_archive_symbols::run): If add_symbols returns false, requeue
14804 * archive.h (class Archive): Add included_member_ field.
14805 Initialize it in constructor. Add input_file and searched_for
14806 methods. Update declarations.
14807 (class Add_archive_symbols): Add dirpath_, dirindex_, and
14808 input_argument_ fields. Add them to constructor. Change all
14810 * script.cc: Include "target-select.h".
14811 (class Parser_closure): Add skip_on_incompatible_target_ and
14812 found_incompatible_target_ fields. Add
14813 skip_on_incompatible_target parameter to constructor. Change all
14814 callers. Add methods skip_on_incompatible_target,
14815 clear_skip_on_incompatible_target, found_incompatible_target, and
14816 set_found_incompatible_target.
14817 (read_input_script): Add dirindex parameter. Change all callers.
14818 If parser finds an incompatible target, requeue Read_symbols
14820 (script_set_symbol): Clear skip_on_incompatible_target in
14822 (script_add_assertion, script_parse_option): Likewise.
14823 (script_start_sections, script_add_phdr): Likewise.
14824 (script_check_output_format): New function.
14825 * script.h (read_input_script): Update declaration.
14826 * script-c.h (script_check_output_format): Declare.
14827 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
14828 (ignore_cmd): Remove OUTPUT_FORMAT.
14829 * fileread.cc (Input_file::Input_file): Add explicit this.
14830 (Input_file::will_search_for): New function.
14831 (Input_file::open): Add pindex parameter. Change all callers.
14832 * fileread.h (class Input_file): Add input_file_argument method.
14833 Declare will_search_for. Update declarations.
14834 * object.cc (make_elf_object): Add punconfigured parameter.
14835 Change all callers.
14836 * object.h (class Object): Make input_file public. Add
14837 searched_for method.
14838 (make_elf_object): Update declaration.
14839 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
14841 * dirsearch.h (class Dirsearch): Update declaration.
14842 * options.h (class General_options): Add --warn-search-mismatch.
14843 * parameters.cc (Parameters::is_compatible_target): New function.
14844 * parameters.h (class Parameters): Declare is_compatible_target.
14845 * workqueue.cc (Workqueue::add_blocker): New function.
14846 * workqueue.h (class Workqueue): Declare add_blocker.
14848 * fileread.cc (Input_file::open): Remove options parameter.
14849 Change all callers.
14850 (Input_file::open_binary): Likewise.
14851 * script.cc (read_input_script): Likewise.
14852 * readsyms.h (class Read_symbols): Remove options_ field. Remove
14853 options parameter from constructor. Change all callers.
14854 (class Read_script): Likewise.
14855 * fileread.h (class Input_file): Update declarations.
14856 * script.h (read_input_script): Update declaration.
14858 2009-03-10 Nick Clifton <nickc@redhat.com>
14860 * po/es.po: New Spanish translation.
14862 2009-03-06 Cary Coutant <ccoutant@google.com>
14864 * options.cc (parse_short_option): Keep dash_z from registering itself.
14866 2009-03-03 Ian Lance Taylor <iant@google.com>
14869 * target-reloc.h (relocate_section): Pass output_section to
14871 * i386.cc (Target_i386::should_apply_static_reloc): Add
14872 output_section parameter. Change all callers.
14873 (Target_i386::Relocate::relocate): Add output_section parameter.
14874 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
14875 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
14876 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
14877 * testsuite/two_file_shared.sh: New script.
14878 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
14879 (check_DATA): Add two_file_shared.dbg.
14880 (two_file_shared.dbg): New target.
14881 * testsuite/Makefile.in: Rebuild.
14883 2009-03-01 Ian Lance Taylor <iant@google.com>
14885 * configure.ac: Check for byteswap.h.
14886 * configure: Rebuild.
14887 * config.in: Rebuild.
14889 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
14891 * layout.cc (Layout::find_or_add_kept_section): New function.
14892 (Layout::add_comdat): Removed.
14893 * layout.h (struct Kept_section): Move out of class Layout.
14894 Remove trailing underscores from field names. Add group_sections
14895 field. Rename group_ field to is_group. Change all uses.
14896 (class Layout): Declare find_or_add_kept_section, not add_comdat.
14897 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
14898 comdat_groups_ field.
14899 (Sized_relobj::include_section_group): Use
14900 find_or_add_kept_section and Kept_section::group_sections.
14901 (Sized_relobj::include_linkonce_section): Likewise.
14902 * object.cc (class Sized_relobj): Don't define Comdat_group or
14903 Comdat_group_table. Remove find_comdat_group and
14904 add_comdat_group. Remove comdat_groups_ field.
14905 * plugin.cc (include_comdat_group): Use
14906 Layout::find_or_add_kept_section.
14908 2009-02-28 Ian Lance Taylor <iant@google.com>
14910 * README: --gc-sections and map files are now supported. Document
14911 some build requirements.
14914 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
14915 relocatable link set the value of the section symbol to zero.
14916 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
14917 relocatable link don't include the section address in the local
14920 2009-02-27 Ian Lance Taylor <iant@google.com>
14923 * options.h (class Search_directory): Add is_system_directory.
14924 (class General_options): Declare is_in_system_directory.
14925 * options.cc (get_relative_sysroot): Make static.
14926 (get_default_sysroot): Make static.
14927 (General_optoins::is_in_system_directory): New function.
14928 * fileread.cc (Input_file::is_in_system_directory): New function.
14929 * fileread.h (class Input_file): Declare is_in_system_directory.
14930 * object.h (class Object): Add is_in_system_directory.
14931 (class Input_objects): Remove system_library_directory_ field.
14932 * object.cc (Input_objects::add_object): Don't set
14933 system_library_directory_.
14934 (input_objects::found_in_system_library_directory): Remove.
14935 * symtab.cc (Symbol_table::write_globals): Remove input_objects
14936 parameter. Change all callers.
14937 (Symbol_table::sized_write_globals): Likewise.
14938 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
14939 Call Object::is_in_system_directory.
14940 * symtab.h (class Symbol_table): Update declarations.
14943 * descriptors.h (Open_descriptor): Add is_on_stack field.
14944 * descriptors.cc (Descriptors::open): If the descriptor is on the
14945 top of the stack, remove it. Initialize is_on_stack field.
14946 (Descriptors::release): Only add pod to stack if it is not on the
14948 (Descriptors::close_some_descriptor): Clear stack_next and
14949 is_on_stack fields.
14952 * output.cc (Output_section::find_starting_output_address): Rename
14953 from starting_output_address; add PADDR parameter; change return
14955 * output.h (class Output_section): Declare
14956 find_starting_output_address instead of starting_output_address.
14957 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
14958 section symbol for which we can't find a merge section.
14961 * symtab.cc (Symbol_table::add_from_object): If the visibility is
14962 hidden or internal, force the symbol to be local.
14963 * resolve.cc (Symbol::override_visibility): Define.
14964 (Symbol::override_base): Use override_visibility.
14965 (Symbol_table::resolve): Likewise.
14966 (Symbol::override_base_with_special): Likewise.
14967 (Symbol_table::override_with_special): If the visibility is hidden
14968 or internal, force the symbol to be local.
14969 * symtab.h (class Symbol): Add set_visibility and
14970 override_visibility.
14971 * testsuite/ver_test_1.sh: New file.
14972 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
14973 (check_DATA): Add ver_test_1.syms.
14974 (ver_test_1.syms): New target.
14975 * testsuite/Makefile.in: Rebuild.
14977 2009-02-25 Cary Coutant <ccoutant@google.com>
14979 * layout.cc (Layout::choose_output_section): Don't rename sections
14980 when using a linker script that has a SECTIONS clause.
14981 * Makefile.in: Regenerate.
14983 * testsuite/Makefile.am (script_test_5.sh): New test case.
14984 * testsuite/Makefile.in: Regenerate.
14985 * testsuite/script_test_5.cc: New file.
14986 * testsuite/script_test_5.sh: New file.
14987 * testsuite/script_test_5.t: New file.
14989 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
14991 * archive.cc (Archive::include_member): Update calls to add_symbols.
14992 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
14993 the Layout argument.
14994 * dynobj.h (do_add_symbols): Add the Layout argument.
14995 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
14997 * object.h (Object::add_symbols): Add the Layout argument.
14998 (Object::do_add_symbols): Add the Layout argument.
14999 (Sized_relobj::do_add_symbols): Add the Layout argument.
15000 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
15001 Unify the two versions.
15002 (Add_plugin_symbols): Remove.
15003 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
15004 (Sized_pluginobj::do_add_symbols): Unify the two versions.
15005 (Add_plugin_symbols): Remove.
15006 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
15007 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
15008 (Add_symbols::run): Make it work with Pulginobj.
15010 2009-02-06 Ian Lance Taylor <iant@google.com>
15012 * object.cc (Sized_relobj::do_layout): Make info message start
15013 with lower case letter.
15015 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
15017 * binary.cc: Fix file comment.
15019 * options.h (enum Incremental_disposition): Define.
15020 (class General_options): Add new options: --incremental,
15021 --incremental_changed, --incremental_unchanged,
15022 --incremental_unknown. Add incremental_disposition_ and
15023 implicit_incremental_ fields.
15024 (General_options::incremental_disposition): New function.
15025 (class Position_dependent_options): Add incremental_disposition
15027 (Position_dependent_options::copy_from_options): Set incremental
15029 * options.cc (General_options::parse_incremental_changed): New
15031 (General_options::parse_incremental_unchanged): New function.
15032 (General_options::parse_incremental_unknown): New function.
15033 (General_options::General_options): Initialize new fields
15034 incremental_disposition_ and implicit_incremental_.
15035 (General_options::finalize): Check for uasge of --incremental-*
15036 without --incremental.
15038 2009-02-06 Chris Demetriou <cgd@google.com>
15040 * gold.h (gold_undefined_symbol): Change to take only a Symbol
15041 pointer and to report location as the file name associated with
15043 (gold_undefined_symbol_at_location): New function to replace the
15044 old gold_undefined_symbol functionality.
15045 * target-reloc.h (relocate_section): Update to use
15046 gold_undefined_symbol_at_location.
15047 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
15048 Call gold_undefined_symbol function rather than gold_error.
15049 * errors.h (Errors::undefined_symbol): Take location as a
15050 string, rather than calculating it from a relocation.
15051 * errors.cc (Errors::fatal): Print "fatal error:" before the
15053 (Errors::error, Errors::error_at_location): Print "error: "
15054 before the formatted message.
15055 (Errors::undefined_symbol): Take location as a string, rather
15056 than calculating it from a relocation.
15057 (gold_undefined_symbol_at_location): New function akin to
15058 old gold_undefined_symbol, calculates location from relocation.
15059 (gold_undefined_symbol): Change to take only a Symbol pointer
15060 and to report location as the file name associated with the symbol.
15061 * testsuite/debug_msg.sh: Update for changed error messages.
15062 * testsuite/undef_symbol.sh: Likewise.
15064 2009-02-04 Duncan Sands <baldrick@free.fr>
15067 * reduced_debug_output.h
15068 (Output_reduced_debug_abbrev_section::failed): Use format for
15070 (Output_reduced_debug_info_section::faild): Likewise.
15072 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
15074 * script.cc (Lazy_demangler): New class.
15075 (Version_script_info::get_symbol_version_helper): Demangle a
15078 2009-01-29 Cary Coutant <ccoutant@google.com>
15080 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
15082 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
15084 2009-01-28 Ian Lance Taylor <iant@google.com>
15086 * version.cc (version_string): Bump to 1.9.
15088 * gold.h: Include <cstring> and <stdint.h>.
15089 * version.cc: Include <cstdio>.
15090 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
15092 * reduced_debug_output.cc (insert_into_vector): Rename from
15093 Insert_into_vector; change all callers. Use Swap_unaligned to
15094 avoid aliasing issue; remove union since it is unnecessary.
15096 2009-01-27 Sriraman Tallam <tmsriram@google.com>
15098 * Makefile.am (CCFILES): Add gc.cc.
15099 (HFILES): Add gc.h.
15100 * Makefile.in: Regenerate.
15101 * gold.cc (Gc_runner): New class.
15102 (queue_initial_tasks): Call garbage collection related tasks
15103 when corresponding options are invoked.
15104 (queue_middle_gc_tasks): New function.
15105 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
15106 processed early before laying out sections during garbage collection.
15107 * gold.h (queue_middle_gc_tasks): New function.
15108 (is_prefix_of): Move from "layout.cc".
15109 * i386.cc (Target_i386::gc_process_relocs): New function.
15110 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
15111 * main.cc (main): Create object of class "Garbage_collection".
15112 * object.cc (Relobj::copy_symbols_data): New function.
15113 (Relobj::is_section_name_included): New function.
15114 (Sized_relobj::do_layout): Allow this function to be called twice
15115 during garbage collection and defer layout of section during the
15117 * object.h (Relobj::get_symbols_data): New function.
15118 (Relobj::is_section_name_included): New function.
15119 (Relobj::copy_symbols_data): New function.
15120 (Relobj::set_symbols_data): New function.
15121 (Relobj::get_relocs_data): New function.
15122 (Relobj::set_relocs_data): New function.
15123 (Relobj::is_output_section_offset_invalid): New pure virtual function.
15124 (Relobj::gc_process_relocs): New function.
15125 (Relobj::do_gc_process_relocs): New pure virtual function.
15126 (Relobj::sd_): New data member.
15127 (Sized_relobj::is_output_section_offset_invalid): New function.
15128 (Sized_relobj::do_gc_process_relocs): New function.
15129 * options.h (General_options::gc_sections): Modify to not be a no-op.
15130 (General_options::print_gc_sections): New option.
15131 * plugin.cc (Plugin_finish::run): Remove function call to
15132 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
15133 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
15134 * reloc.cc (Read_relocs::run): Add task to process relocs and
15135 determine unreferenced sections when doing garbage collection.
15136 (Gc_process_relocs): New class.
15137 (Sized_relobj::do_gc_process_relocs): New function.
15138 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
15139 sections that are garbage collected.
15140 * reloc.h (Gc_process_relocs): New class.
15141 * sparc.cc (Target_sparc::gc_process_relocs): New function.
15142 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
15143 symbols whose corresponding sections are garbage collected.
15144 (Symbol_table::Symbol_table): Add new parameter for the garbage
15146 (Symbol_table::gc_mark_undef_symbols): New function.
15147 (Symbol_table::gc_mark_symbol_for_shlib): New function.
15148 (Symbol_table::gc_mark_dyn_syms): New function.
15149 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
15151 (Symbol_table::add_from_object): Likewise.
15152 (Symbol_table::add_from_relobj): When building shared objects, do not
15153 treat externally visible symbols as garbage.
15154 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
15155 table information for static and relocatable links.
15156 * symtab.h (Symbol_table::set_gc): New function.
15157 (Symbol_table::gc): New function.
15158 (Symbol_table::gc_mark_undef_symbols): New function.
15159 (Symbol_table::gc_mark_symbol_for_shlib): New function.
15160 (Symbol_table::gc_mark_dyn_syms): New function.
15161 (Symbol_table::gc_): New data member.
15162 * target.h (Sized_target::gc_process_relocs): New pure virtual
15164 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
15165 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
15167 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
15169 * options.h (General_options::gc_sections): Define as a no-op for now.
15170 (General_options::no_keep_memory): Ditto.
15171 (General_options::Bshareable): Define.
15172 * options.cc (General_options::finalize): Honor -Bshareable.
15174 2009-01-20 Andreas Schwab <schwab@suse.de>
15176 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
15177 read the value in the contents, since we don't use it. Use the
15178 template endianness when writing.
15179 (Relocate::relocate): Use it for R_PPC_REL16_HA.
15181 2009-01-19 Andreas Schwab <schwab@suse.de>
15183 * configure.tgt (powerpc64-*): Fix targ_obj.
15185 2009-01-15 Ian Lance Taylor <iant@google.com>
15187 * object.cc (Sized_relobj::write_local_symbols): Don't write out
15188 local symbols when stripping all symbols.
15190 2009-01-14 Cary Coutant <ccoutant@google.com>
15192 * output.cc (Output_reloc): Add explicit instantiations.
15194 2009-01-14 Cary Coutant <ccoutant@google.com>
15196 * archive.cc (Archive::get_elf_object_for_member): Remove call
15197 to File_read::claim_for_plugin.
15198 * descriptors.cc (Descriptors::open): Remove reference to
15200 (Descriptors::claim_for_plugin): Remove.
15201 * descriptors.h (Descriptors::claim_for_plugin): Remove.
15202 (Descriptors::is_claimed): Remove.
15203 (claim_descriptor_for_plugin): Remove.
15204 * fileread.cc (File_read::claim_for_plugin): Remove.
15205 * fileread.h (File_read::claim_for_plugin): Remove.
15206 (File_read::descriptor): Reopen descriptor if necessary.
15207 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
15208 (Plugin_manager::all_symbols_read): Add task parameter. Change
15210 (Plugin_manager::get_input_file): New function.
15211 (Plugin_manager::release_input_file): New function.
15212 (Pluginobj::Pluginobj): Add filesize parameter and initialize
15213 corresponding data member.
15214 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
15215 and pass to base constructor. Change all callers.
15216 (get_input_file, release_input_file): New functions.
15217 (make_sized_plugin_object): Add filesize parameter. Change all callers.
15218 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
15219 (Plugin_manager::all_symbols_read): Add task parameter.
15220 (Plugin_manager::get_input_file): New function.
15221 (Plugin_manager::release_input_file): New function.
15222 (Plugin_manager::task_): New data member.
15223 (Pluginobj::Pluginobj): Add filesize parameter.
15224 (Pluginobj::filename): New function.
15225 (Pluginobj::descriptor): New function.
15226 (Pluginobj::filesize): New function.
15227 (Pluginobj::filesize_): New data member.
15228 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
15229 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
15230 File_read::claim_for_plugin; use Object::unlock to unlock the file.
15232 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
15233 with archive libraries.
15234 * testsuite/Makefile.in: Regenerate.
15235 * testsuite/plugin_test.c (struct sym_info): New type.
15236 (get_input_file, release_input_file): New static variables.
15237 (onload): Capture new transfer vector entries.
15238 (claim_file_hook): Stop reading at end of file according to filesize.
15239 Factor out parsing of readelf output into separate function.
15240 (all_symbols_read_hook): Exercise get_input_file and release_input_file
15241 APIs and get the source file name from the symbol table. Convert
15242 source file name to corresponding object file name. Print info
15243 message when adding new input files.
15244 (parse_readelf_line): New function.
15245 * testsuite/plugin_test_1.sh: Add checks for new info messages.
15246 * testsuite/plugin_test_2.sh: Likewise.
15247 * testsuite/plugin_test_3.sh: Likewise.
15248 * testsuite/plugin_test_4.sh: New test case.
15250 2009-01-07 Ian Lance Taylor <iant@google.com>
15252 * version.cc (version_string): Bump to 1.8.
15254 2008-12-23 Cary Coutant <ccoutant@google.com>
15256 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
15257 * plugin.cc (Plugin_manager::finish): Rename as
15258 layout_deferred_objects. Move cleanup to separate function.
15259 (Plugin_manager::cleanup): New function.
15260 (Plugin_finish::run): Call layout_deferred_objects and cleanup
15262 * plugin.h (Plugin_manager::finish): Rename as
15263 layout_deferred_objects.
15264 (Plugin_manager::cleanup): New function.
15265 (Plugin_manager::cleanup_done): New field.
15267 2008-12-23 Cary Coutant <ccoutant@google.com>
15269 * plugin.cc (is_visible_from_outside): New function.
15270 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
15271 so we don't return "IR only" status for exported symbols or -r links.
15273 * testsuite/Makefile.am (plugin_test_3): New test case.
15274 * testsuite/Makefile.in: Regenerate.
15275 * testsuite/plugin_test_3.sh: New file.
15277 2008-12-22 Cary Coutant <ccoutant@google.com>
15279 * object.cc (Sized_relobj::layout_section): New function.
15280 (Sized_relobj::do_layout): Defer layout of input sections until after
15281 plugin has provided replacement files.
15282 (Sized_relobj::do_layout_deferred_sections): New function.
15283 * object.h (Relobj::set_section_offset): Remove virtual keyword.
15284 (Relobj::layout_deferred_sections): New function.
15285 (Relobj::do_layout_deferred_sections): New function.
15286 (Sized_relobj::do_layout_deferred_sections): New function.
15287 (Sized_relobj::layout_section): New function.
15288 (Sized_relobj::Deferred_layout): New structure.
15289 (Sized_relobj::deferred_layout_): New field.
15290 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
15291 Change all callers. Layout deferred sections.
15292 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
15294 (Plugin_hook::run): Move code from do_plugin_hook inline.
15295 (Plugin_hook::do_plugin_hook): Remove.
15296 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
15297 (Plugin_manager::finish): Renamed, was cleanup.
15298 (Plugin_manager::should_defer_layout): New function.
15299 (Plugin_manager::add_deferred_layout_object): New function.
15300 (Plugin_manager::Deferred_layout_list): New type.
15301 (Plugin_manager::deferred_layout_objects_): New field.
15302 (Plugin_hook::do_plugin_hook): Remove.
15304 2008-12-17 Ian Lance Taylor <iant@google.com>
15306 * options.h (class General_options): Add --no case for
15309 2008-12-16 Cary Coutant <ccoutant@google.com>
15311 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
15313 (Plugin_manager::claim_file): Create plugin object even if
15314 plugin did not call the add_symbols callback.
15315 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
15316 asking for more symbols than were added.
15317 * testsuite/Makefile.am (plugin_test_1): Add test case with
15319 (empty.syms): New target.
15320 * testsuite/Makefile.in: Regenerate.
15321 * testsuite/plugin_test.c (claim_file_hook): Add new debug
15322 message. Don't call add_symbols if no globals.
15323 (all_symbols_read_hook): Don't provide replacement for empty
15326 2008-12-12 Ian Lance Taylor <iant@google.com>
15328 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
15329 r_type == 0 for a local symbol with r_sym == 0.
15330 (scan_relocatable_relocs): Pass r_sym to
15331 local_non_section_strategy.
15332 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
15335 * configure.ac: Update test for TLS descriptors: they are
15336 supported as of glibc 2.9.
15337 * configure: Rebuild.
15339 2008-12-11 Ian Lance Taylor <iant@google.com>
15342 * target-reloc.h (Default_scan_relocatable_relocs): For each
15343 function, map r_type == 0 to RELOC_DISCARD.
15345 2008-12-10 Cary Coutant <ccoutant@google.com>
15347 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
15348 object to override a kept COMDAT group from a plugin object.
15350 2008-12-09 Ian Lance Taylor <iant@google.com>
15353 * yyscript.y (file_cmd): Handle INPUT.
15355 * testsuite/initpri1.c: Change all declarations to be full
15356 prototypes by adding void, to avoid compiler warnings.
15358 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
15360 * options.cc (General_options::parse_plugin_opt): New.
15361 (General_options::add_plugin): The argument now is just the filename.
15362 (General_options::add_plugin_option): New.
15363 * options.h (plugin_opt): New.
15364 (add_plugin): Change argument name.
15365 (add_plugin_option): New.
15366 * plugin.cc (Plugin::load): Don't parse the plugin option.
15367 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
15368 (Plugin::add_option): New.
15369 (Plugin::args_): Change type.
15370 (Plugin::filename_): New.
15371 (Plugin_manager::add_plugin_option): New.
15372 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
15373 * testsuite/Makefile.in: Regenerate.
15375 2008-12-05 Cary Coutant <ccoutant@google.com>
15377 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
15378 Handle --strip-lto-sections option.
15379 * options.h (strip_lto_sections): New option.
15381 2008-12-01 Cary Coutant <ccoutant@google.com>
15383 * plugin.cc (ld_plugin_message): Change format parameter to const.
15384 Fix mismatch between new[] and delete.
15386 2008-11-14 Cary Coutant <ccoutant@google.com>
15388 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
15391 2008-11-05 Craig Silverstein <csilvers@google.com>
15393 * options.cc (General_options::parse_dynamic_list): New function.
15394 * options.h (General_options): New flags dynamic_list,
15395 dynamic_list_data, dynamic_list_cpp_new, and
15396 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
15397 (General_options::in_dynamic_list): New function.
15398 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
15399 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
15400 (Lex::can_continue_name): Likewise.
15402 (read_script_file): New parameter script_options.
15403 (read_dynamic_list): New function.
15404 (Script_options::define_dynamic_list): New function.
15405 (dynamic_list_keyword_parsecodes): New variable.
15406 (dynamic_list_keywords): New variable.
15407 * script.h (Script_options::define_dynamic_list): New function
15409 (read_dynamic_list): New function prototype.
15410 * symtab.cc (strprefix): New macro.
15411 (Symbol::should_add_dynsym_entry): Support dynamic_list,
15412 dynamic_list_data, dynamic_list_cpp_new, and
15413 dynamic_list_cpp_typeinfo.
15414 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
15415 (dynamic_list_expr): New rule.
15416 (dynamic_list_nodes): Likewise.
15417 (dynamic_list_node): Likewise.
15418 * testsuite/Makefile.am (dynamic_list): New test.
15419 * testsuite/Makefile.in: Regenerated.
15420 * testsuite/dynamic_list.t: New file.
15421 * testsuite/dynamic_list.sh: New file.
15423 2008-11-05 Craig Silverstein <csilvers@google.com>
15425 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
15426 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
15427 (t11_last): Likewise.
15428 * testsuite/ver_test_6.c (main): Likewise.
15430 2008-10-07 Cary Coutant <ccoutant@google.com>
15432 * options.c (General_options::finalize): Add check for -static and
15434 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
15437 2008-10-02 Cary Coutant <ccoutant@google.com>
15439 * plugin.cc (make_sized_plugin_object): Fix conditional
15440 compilation to work when not all targets are enabled.
15442 2008-09-29 Cary Coutant <ccoutant@google.com>
15444 * archive.cc (Archive::get_file_and_offset): Use filename instead
15445 of name to get library path.
15446 (Archive::include_member): Unlock external member of a thin archive.
15448 * testsuite/Makefile.am (TEST_AR): New variable.
15449 (thin_archive_test_1): New test.
15450 (thin_archive_test_2): New test.
15451 * testsuite/Makefile.in: Regenerate.
15452 * testsuite/thin_archive_main.cc: New file.
15453 * testsuite/thin_archive_test_1.cc: New file.
15454 * testsuite/thin_archive_test_2.cc: New file.
15455 * testsuite/thin_archive_test_3.cc: New file.
15456 * testsuite/thin_archive_test_4.cc: New file.
15458 2008-09-29 Cary Coutant <ccoutant@google.com>
15460 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
15461 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
15463 (Sized_relobj::do_finalize_local_symbols): Likewise.
15464 (Sized_relobj::map_to_kept_section): Likewise.
15465 * object.h (Sized_relobj::invalid_address): New constant.
15466 (Sized_relobj::do_output_section_offset): Check for invalid_address
15468 * output.cc (Output_reloc::local_section_offset): Use constant
15469 invalid_address instead of -1U.
15470 (Output_reloc::get_address): Likewise.
15471 (Output_section::output_address): Change -1U to -1ULL.
15472 * output.h (Output_reloc::invalid_address): New constant.
15473 * reloc.cc (Sized_relobj::write_sections): Use constant
15474 invalid_address instead of -1U.
15475 (Sized_relobj::relocate_sections): Likewise.
15476 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
15477 values for merge sections.
15478 * target-reloc.h (relocate_for_relocatable): Use constant
15479 invalid_address instead of -1U.
15481 2008-09-19 Cary Coutant <ccoutant@google.com>
15483 Add plugin functionality for link-time optimization (LTO).
15484 * configure.ac (plugins): Add --enable-plugins option.
15485 * configure: Regenerate.
15486 * config.in: Regenerate.
15487 * Makefile.am (LIBDL): New variable.
15488 (CCFILES): Add plugin.cc.
15489 (HFILES): Add plugin.h.
15490 (ldadd_var): Add LIBDL.
15491 * Makefile.in: Regenerate.
15493 * archive.cc: Include "plugin.h".
15494 (Archive::setup): Don't preread archive symbols when using a plugin.
15495 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
15496 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
15498 (Archive::include_member): Add symbols from plugin objects.
15499 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
15500 * descriptors.cc (Descriptors::open): Check for file descriptors
15501 abandoned by plugins.
15502 (Descriptors::claim_for_plugin): New function.
15503 * descriptors.h (Descriptors::claim_for_plugin): New function.
15504 (Open_descriptor::is_claimed): New field.
15505 (claim_descriptor_for_plugin): New function.
15506 * fileread.cc (File_read::claim_for_plugin): New function.
15507 * fileread.h (File_read::claim_for_plugin): New function.
15508 (File_read::descriptor): New function.
15509 * gold.cc: Include "plugin.h".
15510 (queue_initial_tasks): Add task to call plugin hooks for generating
15512 * main.cc: Include "plugin.h".
15513 (main): Load plugin libraries.
15514 * object.h (Pluginobj): Declare.
15515 (Object::pluginobj): New function.
15516 (Object::do_pluginobj): New function.
15517 (Object::set_target): New function.
15518 * options.cc: Include "plugin.h".
15519 (General_options::parse_plugin): New function.
15520 (General_options::General_options): Initialize plugins_ field.
15521 (General_options::add_plugin): New function.
15522 * options.h (Plugin_manager): Declare.
15523 (General_options): Add --plugin option.
15524 (General_options::has_plugins): New function.
15525 (General_options::plugins): New function.
15526 (General_options::add_plugin): New function.
15527 (General_options::plugins_): New field.
15528 * plugin.cc: New file.
15529 * plugin.h: New file.
15530 * readsyms.cc: Include "plugin.h".
15531 (Read_symbols::do_read_symbols): Check for archive before checking
15532 for ELF file. Call plugin hooks to claim files.
15533 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
15534 from a real object file; force override when processing replacement
15536 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
15537 (Symbol::init_base_object): Likewise.
15538 (Symbol::init_base_output_data): Likewise.
15539 (Symbol::init_base_output_segment): Likewise.
15540 (Symbol::init_base_constant): Likewise.
15541 (Symbol::init_base_undefined): Likewise.
15542 (Symbol::output_section): Assert that object is not a plugin.
15543 (Symbol_table::add_from_pluginobj): New function.
15544 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
15546 (Symbol_table::sized_write_globals): Likewise.
15547 (Symbol_table::add_from_pluginobj): Instantiate template.
15548 * symtab.h (Sized_pluginobj): Declare.
15549 (Symbol::in_real_elf): New function.
15550 (Symbol::set_in_real_elf): New function.
15551 (Symbol::in_real_elf_): New field.
15552 (Symbol_table::add_from_pluginobj): New function.
15554 * testsuite/Makefile.am (AM_CFLAGS): New variable.
15555 (LIBDL): New variable.
15556 (LDADD): Add LIBDL.
15557 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
15558 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
15559 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
15560 (MOSTLYCLEANFILES): Likewise.
15561 * testsuite/Makefile.in: Regenerate.
15562 * testsuite/plugin_test.c: New file.
15563 * testsuite/plugin_test_1.sh: New file.
15564 * testsuite/plugin_test_2.sh: New file.
15566 2008-09-16 Ian Lance Taylor <iant@google.com>
15568 * target-reloc.h (relocate_section): Check whether a symbol is
15569 defined by the ABI before reporting an undefined symbol error.
15570 * target.h (Target::is_defined_by_abi): Make parameter const.
15571 (Target::do_is_defined_by_abi): Likewise.
15572 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
15573 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
15574 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
15575 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
15576 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
15577 * testsuite/Makefile.in: Rebuild.
15579 * fileread.cc (make_view): Add casts to avoid warning.
15581 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
15583 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
15584 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
15586 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
15588 * options.h (General_options::output_is_executable): New.
15589 (General_options::output_is_pie): New.
15590 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
15591 for shared libraries.
15592 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
15594 2008-09-11 Chris Demetriou <cgd@google.com>
15596 * options.h (origin): New -z option.
15597 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
15598 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
15601 2008-09-05 Cary Coutant <ccoutant@google.com>
15603 * fileread.cc (File_read::make_view): Add check for attempt to map
15604 beyond end of file.
15606 2008-09-05 Cary Coutant <ccoutant@google.com>
15608 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
15609 explicit instantiations.
15611 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
15614 * options.cc (General_options::finalize): Allow undefined symbols
15615 in shlibs if linking -shared.
15618 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
15619 symbols as not needing a dynsym entry.
15621 2008-08-20 Craig Silverstein <csilvers@google.com>
15623 * fileread.cc (File_read::open): Do not lock the file unless it
15624 was successfully opened.
15626 2008-08-14 Cary Coutant <ccoutant@google.com>
15628 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
15629 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
15630 * testsuite/tls_test.cc (struct int128): 128-bit struct
15631 for testing TLS relocs with non-zero addend.
15632 (v12): New TLS variable.
15634 (t_last): Add check for v12.
15635 * testsuite/tls_test.h (t12): New function.
15636 * testsuite/tls_test_main.cc (thread_routine): Call new test.
15638 2008-08-13 Ian Lance Taylor <iant@google.com>
15640 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
15641 set tls_segment_ or relro_segment_.
15642 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
15644 * output.h (Output_section::clear_is_relro): New function.
15645 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
15646 sections specially even when output_data_ is empty.
15647 (Output_segment::maximum_alignment): When first section is relro,
15648 only force alignment for PT_LOAD segments.
15649 * script.cc (script_data_segment_align): New function.
15650 (script_data_segment_relro_end): New function.
15651 * script-c.h (script_data_segment_align): Declare.
15652 (script_data_segment_relro_end): Declare.
15653 * script-sections.h (class Script_sections): Declare
15654 data_segment_align and data_segment_relro_end. Add fields
15655 segment_align_index_ and saw_relro_end_.
15656 * script-sections.cc (class Sections_element): Add set_is_relro
15657 virtual function. Add new bool* parameter to place_orphan_here.
15658 Add get_output_section virtual function.
15659 (class Output_section_definition): Add set_is_relro. Add new
15660 bool* parameter to place_orphan_here. Add get_output_section.
15661 Add is_relro_ field.
15662 (Output_section_definition::Output_section_definition): Initialize
15663 evaluated_address_, evaluated_load_address, evaluated_addralign_,
15664 and is_relro_ fields.
15665 (Output_section_definition::place_orphan_here): Add is_relro
15667 (Output_section_definition::set_section_addresses): Set relro for
15669 (Output_section_definition::alternate_constraint): Likewise.
15670 (class Orphan_output_section): Add new bool* parameter to
15671 place_orphan_here. Add get_output_section.
15672 (Orphan_output_section::place_orphan_here): Add is_relro
15674 (Script_sections::Script_sections): Initialize
15675 data_segment_align_index_ and saw_relro_end_.
15676 (Script_sections::data_segment_align): New function.
15677 (Script_sections::data_segment_relro_end): New function.
15678 (Script_sections::place_orphan): Set or clear is_relro.
15679 (Script_sections::set_section_addresses): Force alignment of first
15681 * yyscript.y (exp): Call script_data_segment_align and
15682 script_data_segment_relro_end.
15683 * testsuite/relro_script_test.t: New file.
15684 * testsuite/relro_test.cc (using_script): Declare.
15685 (t1, t2): Test using_script.
15686 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
15687 (relro_script_test_SOURCES): Define.
15688 (relro_script_test_DEPENDENCIES): Define.
15689 (relro_script_test_LDFLAGS): Define.
15690 (relro_script_test_LDADD): Define.
15691 (relro_script_test.so): New target.
15692 * testsuite/Makefile.in: Rebuild.
15694 2008-08-06 Cary Coutant <ccoutant@google.com>
15696 * archive.cc (Archive::total_archives, Archive::total_members)
15697 (Archive::total_members_loaded): New variables.
15698 (Archive::setup): Add parameter. Add option to preread
15700 (Archive::read_armap): Add counter.
15701 (Archive::get_file_and_offset): New function.
15702 (Archive::get_elf_object_for_member): New function.
15703 (Archive::read_all_symbols): New function.
15704 (Archive::read_symbols): New function.
15705 (Archive::add_symbols): Add counters.
15706 (Archive::include_all_members): Use armap to find members if it's
15708 (Archive::include_member): Skip reading symbols if already read.
15709 Factored code into Archive::get_file_and_offset and
15710 Archive::get_elf_object_for_member. Changed call to
15711 Mapfile::report_include_archive_member.
15712 (Archive::print_stats): New function.
15713 * archive.h: Declare Object and Read_symbols_data classes.
15714 (Archive::Archive): Add initializers for new members.
15715 (Archive::setup): Add parameter.
15716 (Archive::print_stats): New function.
15717 (Archive::total_archives, Archive::total_members)
15718 (Archive::total_members_loaded): New variables.
15719 (Archive::get_file_and_offset): New function.
15720 (Archive::get_elf_object_for_member): New function.
15721 (Archive::read_all_symbols): New function.
15722 (Archive::read_symbols): New function.
15723 (Archive::Archive_member): New class.
15724 (Archive::members_): New member.
15725 (Archive::num_members_): New member.
15726 * main.cc: Include archive.h.
15727 (main): Call Archive::print_stats.
15728 * mapfile.cc (Mapfile::report_include_archive_member): Delete
15729 archive parameter; member_name is now the fully-decorated name.
15730 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
15731 * options.h: (General_options): Add --preread-archive-symbols option.
15732 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
15735 2008-08-04 Ian Lance Taylor <iant@google.com>
15737 * symtab.h (Symbol::use_plt_offset): New function.
15738 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
15739 * powerpc.cc (Relocate::relocate): Likewise.
15740 * sparc.cc (Relocate::relocate): Likewise.
15741 * x86_64.cc (Relocate::relocate): Likewise.
15742 * testsuite/weak_plt.sh: New test.
15743 * testsuite/weak_plt_main.cc: New test.
15744 * testsuite/weak_plt_shared.cc: New test.
15745 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
15746 (check_PROGRAMS): Add weak_plt.
15747 (check_DATA): Add weak_plt_shared.so.
15748 (weak_plt_main_pic.o, weak_plt): New targets.
15749 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
15750 * testsuite/Makefile.in: Rebuild.
15752 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
15754 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
15755 * testsuite/Makefile.in: Rebuild.
15757 2008-08-04 Alan Modra <amodra@bigpond.net.au>
15759 * Makefile.am (POTFILES.in): Set LC_ALL=C.
15760 * Makefile.in: Regenerate.
15761 * po/POTFILES.in: Regenerate.
15763 2008-07-29 Ian Lance Taylor <iant@google.com>
15765 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
15766 symbols before other symbols.
15767 * testsuite/script_test_2.cc (test_addr): Declare.
15768 (test_addr_alias): Declare.
15769 (main): Check that test_addr and test_addr_alias have the right
15771 * testsuite/script_test_2.t: Define test_addr_alias and
15774 2008-07-24 Ian Lance Taylor <iant@google.com>
15777 * descriptors.cc: New file.
15778 * descriptors.h: New file.
15779 * gold-threads.h (class Hold_optional_lock): New class.
15780 * fileread.cc: Include "descriptors.h".
15781 (File_read::~File_read): Release descriptor rather than closing
15783 (File_read::open) [file]: Call open_descriptor rather than open.
15784 Set is_descriptor_opened_.
15785 (File_read::open) [memory]: Assert that descriptor is not open.
15786 (File_read::reopen_descriptor): New function.
15787 (File_read::release): Release descriptor.
15788 (File_read::do_read): Make non-const. Reopen descriptor.
15789 (File_read::read): Make non-const.
15790 (File_read::make_view): Reopen descriptor.
15791 (File_read::do_readv): Likewise.
15792 * fileread.h (class File_read): Add is_descriptor_opened_ field.
15793 Update declarations.
15794 * layout.cc: Include "descriptors.h".
15795 (Layout::create_build_id): Use open_descriptor rather than open.
15796 * output.cc: Include "descriptors.h".
15797 (Output_file::open): Use open_descriptor rather than open.
15798 * archive.cc (Archive::const_iterator): Change Archive to be
15800 (Archive::begin, Archive::end): Make non-const.
15801 (Archive::count_members): Likewise.
15802 * archive.h (class Archive): Update declarations.
15803 * object.h (Object::read): Make non-const.
15804 * Makefile.am (CCFILES): Add descriptors.cc.
15805 (HFILES): Add descriptors.h.
15806 * Makefile.in: Rebuild.
15809 * gold.h: Always include <clocale>. Add Solaris workarounds
15810 following code in binutils/sysdep.h.
15813 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
15814 this->eh_frame_hdr_ is NULL before using it.
15816 * dynobj.cc (Versions::Versions): Update comment.
15818 * dynobj.cc (Versions::Versions): If there is an soname, use it as
15819 the base version name.
15821 * stringpool.cc (Stringpool_template::add_with_length): Set key to
15822 array size plus one.
15823 (Stringpool_template::set_string_offsets): Subtract one from key
15824 before using it as an array index.
15825 (Stringpool_template::get_offset_with_length): Likewise.
15826 (Stringpool_template::write_to_buffer): Likewise.
15827 * stringpool.h (Stringpool_template::get_offset_from_key):
15830 2008-07-23 Ian Lance Taylor <iant@google.com>
15833 * object.h (Merged_symbol_value::value): Do our best to handle a
15837 * script.cc (Version_script_info::get_versions): Don't add empty
15838 version tag to return value.
15839 (Version_script_info::get_symbol_version_helper): Change return
15840 type to bool. Add pversion parameter. Change all callers.
15841 (script_register_vers_node): Don't require a non-NULL tag.
15842 * script.h (class Version_script_info): Update declarations.
15843 (Version_script_info::get_symbol_version): Change return type to
15844 bool. Add version parameter. Change all callers.
15845 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
15846 handling. Handle an empty version from a version script.
15847 (Symbol_table::define_special_symbol): Likewise.
15848 * testsuite/ver_test_10.script: New file.
15849 * testsuite/ver_test_10.sh: New file.
15850 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
15851 (check_DATA): Add ver_test_10.syms.
15852 (ver_test_10.syms, ver_test_10.so): New target.
15853 * testsuite/Makefile.in: Rebuild.
15855 2008-07-23 Simon Baldwin <simonb@google.com>
15857 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
15858 to zero for undefined symbols from dynamic libraries.
15860 2008-07-23 Ian Lance Taylor <iant@google.com>
15862 * symtab.cc (Symbol_table::resolve): Remove version parameter.
15863 Change all callers.
15864 * symtab.h (class Symbol_table): Update declaration.
15865 * testsuite/ver_test_9.cc: New file.
15866 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
15867 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
15868 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
15869 (ver_test_9.so, ver_test_9.o): New targets.
15870 * testsuite/Makefile.in: Rebuild.
15872 2008-07-22 Ian Lance Taylor <iant@google.com>
15874 * options.h (class General_options): Define --check-sections.
15875 * layout.cc (Layout::set_segment_offsets): Handle
15878 * options.h (class General_options): Define -n/--nmagic and
15880 * options.cc (General_options::finalize): For -n/--nmagic or
15881 -N/--omagic, set -static.
15882 * layout.cc (Layout::attach_allocated_section_to_segment): If
15883 -N/--omagic, don't put read-only and read-write sections in
15884 different segments.
15885 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
15886 finding a read-only segment.
15887 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
15888 don't set the minimum segment alignment to the common page size,
15889 and don't set the file offset to the address modulo the page size.
15890 * script-sections.cc (Script_sections::create_segments): If
15891 -n/--omagic, don't put read-only and read-write sections in
15892 different segments.
15894 * cref.cc: New file.
15895 * cref.h: New file.
15896 * options.h (class General_options): Add --print-symbol-counts.
15897 * main.cc (main): Issue defined symbol report if requested.
15898 * archive.cc (Archive::interpret_header): Make into a const member
15900 (Archive::add_symbols): Call Input_objects::archive_start and
15902 (Archive::const_iterator): Define new class.
15903 (Archive::begin, Archive::end): New functions.
15904 (Archive::include_all_members): Rewrite to use iterator.
15905 (Archive::count_members): New function.
15906 * archive.h (class Archive): Update declarations.
15907 (Archive::filename): New function.
15908 * object.cc: Include "cref.h".
15909 (Sized_relobj::Sized_relobj): Initialize defined_count_.
15910 (Sized_relobj::do_get_global_symbol_counts): New function.
15911 (Input_objects::add_object): Add object to cross-referencer.
15912 (Input_objects::archive_start): New function.
15913 (Input_objects::archive_stop): New function.
15914 (Input_objects::print_symbol_counts): New function.
15915 * object.h: Declare Cref and Archive.
15916 (Object::get_global_symbol_counts): New function.
15917 (Object::do_get_global_symbol_counts): New pure virtual function.
15918 (class Sized_relobj): Add defined_count_ field. Update
15920 (class Input_objects): Add cref_ field. Update constructor.
15921 Update declarations.
15922 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
15924 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
15926 (Sized_dynobj::do_get_global_symbol_counts): New function.
15927 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
15928 defined_count_. Update declarations. Define Symbols typedef.
15929 * symtab.cc (Symbol_table::add_from_relobj): Add defined
15930 parameter. Change all callers.
15931 (Symbol_table::add_from_dynobj): Add sympointers and defined
15932 parameters. Change all callers.
15933 * symtab.h (class Symbol_table): Update declarations.
15934 * Makefile.am (CCFILES): Add cref.cc.
15935 (HFILES): Add cref.h.
15936 * Makefile.in: Rebuild.
15938 2008-07-22 Simon Baldwin <simonb@google.com>
15940 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
15941 to zero when writing undefined symbols.
15943 2008-07-22 Ian Lance Taylor <iant@google.com>
15945 * output.cc (Output_section::add_input_section): Don't try to
15946 merge empty merge sections.
15948 2008-07-21 Craig Silverstein <csilvers@google.com>
15950 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
15951 Include symbol version in error message.
15953 2008-07-20 Chris Demetriou <cgd@google.com>
15955 * configure.ac (gold_cv_c_random_seed): New configured variable.
15956 (RANDOM_SEED_CFLAGS): New substituted variable.
15957 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
15958 * configure: Rebuild.
15959 * Makefile.in: Likewise.
15960 * testsuite/Makefile.in: Likewise.
15962 2008-07-18 Ian Lance Taylor <iant@google.com>
15964 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
15965 where we see NAME/NULL and NAME/VERSION as separate symbols.
15966 * testsuite/ver_test_main.cc (main): Call t4.
15967 (t4, t4_2a): Define.
15968 * testsuite/ver_test_2.cc (t4_2): Define.
15969 * testsuite/ver_test_2.script: Put t4_2a in VER2.
15970 * testsuite/ver_test_4.cc (t4_2a): Define.
15971 * testsuite/ver_test_4.script: Put t4_2a in VER2.
15972 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
15974 2008-07-17 Ian Lance Taylor <iant@google.com>
15976 * dynobj.cc (Versions::add_def): If we give an error about a
15977 missing version, go ahead and create the version anyhow.
15979 2008-07-10 Ian Lance Taylor <iant@google.com>
15981 Handle output sections with more than 0x7fffffff bytes.
15982 * object.h (class Relobj): Change map_to_output_ to
15983 output_sections_, and just keep a section pointer. Change all
15984 uses. Move comdat group support to Sized_relobj.
15985 (Relobj::is_section_specially_mapped): Remove.
15986 (Relobj::output_section): Remove poff parameter. Change all
15988 (Relobj::output_section_offset): New function.
15989 (Relobj::set_section_offset): Rewrite.
15990 (Relobj::map_to_output): Remove.
15991 (Relobj::output_sections): New function.
15992 (Relobj::do_output_section_offset): New pure virtual function.
15993 (Relobj::do_set_section_offset): Likewise.
15994 (class Sized_relobj): Add section_offsets_ field. Add comdat
15995 group support from Relobj. Update declarations.
15996 (Sized_relobj::get_output_section_offset): New function.
15997 (Sized_relobj::do_output_section_offset): New function.
15998 (Sized_relobj::do_set_section_offset): New function.
15999 * object.cc (Relobj::output_section_address): Remove.
16000 (Sized_relobj::Sized_relobj): Initialize new fields.
16001 (Sized_relobj::include_section_group): Cast find_kept_object to
16003 (Sized_relobj::include_linkonce_section): Likewise.
16004 (Sized_relobj::do_layout): Use separate arrays for output section
16006 (Sized_relobj::do_count_local_symbols): Change map_to_output to
16008 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
16009 output_sections and section_offsets.
16010 (Sized_relobj::write_local_symbols): Likewise.
16011 (map_to_kept_section): Compute output address directly.
16012 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
16013 output_sections and section_offsets.
16014 (Sized_relobj::write_sections): Likewise.
16015 (Sized_relobj::relocate_sections): Likewise.
16016 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
16017 * output.h (class Output_reloc): Update declarations. Change
16018 u2_.relobj to Sized_relobj*.
16019 (class Output_data_reloc): Change add functions to use
16021 * output.cc (Output_reloc::Output_reloc): Change relobj to
16023 (Output_reloc::local_section_offset): Change return type to
16024 Elf_Addr. Use get_output_section_offset.
16025 (Output_reloc::get_address): Likewise.
16026 (Output_section::is_input_address_mapped): Don't call
16027 is_section_specially_mapped.
16028 (Output_section::output_offset): Likewise.
16029 (Output_section::output_address): Likewise.
16030 (Output_section::starting_output_address): Likewise.
16031 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
16032 parameter to Sized_relobj*.
16033 (Copy_relocs::need_copy_reloc): Likewise.
16034 (Copy_relocs::save): Likewise.
16035 * copy-relocs.h (class Copy_relocs): Update declarations.
16036 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
16037 Sized_relobj*. Change relobj_ field to Sized_relobj*.
16038 * target-reloc.h (relocate_for_relocatable): Change
16039 offset_in_output_section type to Elf_Addr. Change code that uses
16041 * layout.cc (Layout::layout): Always set *off.
16042 * mapfile.cc (Mapfile::print_input_section): Use
16043 output_section_offset.
16044 * i386.cc (Target_i386::copy_reloc): Change object parameter to
16046 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
16047 * sparc.cc (Target_sparc::copy_reloc): Likewise.
16048 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
16050 2008-07-03 Ian Lance Taylor <iant@google.com>
16052 * layout.cc (Layout::include_section): Do not discard unrecognized
16053 SHT_STRTAB sections.
16055 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
16057 * script.cc (Lex::can_continue_name): Make '?' allowable in
16058 version-script names.
16059 * testsuite/version_script.map: Change glob pattern to use '?'
16061 2008-06-30 Manish Singh <yosh@gimp.org>
16064 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
16067 2008-06-30 Ian Lance Taylor <iant@google.com>
16071 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
16072 versions]: Don't try to read the value in the contents, since we
16073 don't use it. Use the template endianness when writing.
16075 2008-06-25 Cary Coutant <ccoutant@google.com>
16077 * fileread.cc (File_read::make_view): Assert on zero-length view.
16078 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
16079 symbol table when there are no symbols to read.
16081 2008-06-23 Craig Silverstein <csilvers@google.com>
16083 * version.cc (version_string): Bump to 1.7
16085 2008-06-18 Craig Silverstein <csilvers@google.com>
16087 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
16088 constant 0xFFFF to type Valtype.
16089 (Powerpc_relocate_functions::rel16_ha): Likewise.
16091 2008-06-17 Ian Lance Taylor <iant@google.com>
16093 * output.h (Output_section::Input_section): Initialize p2align_ to
16094 zero for Output_section_data constructors.
16095 (Output_section::Input_section::addralign): If not an input
16096 section, return the alignment of the Output_section_data.
16097 * testsuite/copy_test.cc: New file.
16098 * testsuite/copy_test_1.cc: New file.
16099 * testsuite/copy_test_2.cc: New file.
16100 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
16101 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
16102 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
16103 (copy_test_1_pic.o, copy_test_1.so): New targets.
16104 (copy_test_2_pic.o, copy_test_2.so): New targets.
16105 * testsuite/Makefile.in: Rebuild.
16107 * script-sections.cc (Script_sections::place_orphan): Initialize
16108 local variable exact.
16110 2008-06-13 David Edelsohn <edelsohn@gnu.org>
16112 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
16114 2008-06-12 David Edelsohn <edelsohn@gnu.org>
16115 David S. Miller <davem@davemloft.net>
16117 * powerpc.cc: New file.
16118 * Makefile.am (TARGETSOURCES): Add powerpc.cc
16119 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
16120 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
16121 * Makefile.in: Rebuild.
16123 2008-06-09 Ian Lance Taylor <iant@google.com>
16125 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
16127 (throwing, orig_terminate): New static variables.
16128 (terminate_handler): New static function.
16129 (t2): Set terminate handler.
16131 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
16134 * binary.cc (Binary_to_elf::sized_convert): Fix .data
16137 2008-05-30 Cary Coutant <ccoutant@google.com>
16139 * archive.cc (Archive::include_all_members) Correct to step
16140 over symbol table and extended name table in thin archives.
16142 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
16145 * target-reloc.h (relocate_for_relocatable): Fix new_offset
16148 2008-05-28 Caleb Howe <cshowe@google.com>
16150 * reduced_debug_output.cc: New file.
16151 * reduced_debug_output.h: New file.
16152 * options.h (class General_options): Add --strip-debug-non-line.
16153 * options.cc (General_options::finalize): Add strip_debug_non_line
16154 to the strip heirarchy.
16155 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
16157 * layout.cc: Include "reduced_debug_output.h".
16158 (Layout::Layout): Initialize new fields.
16159 (line_only_debug_sections): New static array.
16160 (is_lines_only_debug_sections): New static inline function.
16161 (Layout::include_section): Handle --strip-debug-non-line.
16162 (Layout::make_output_section): If --strip-debug-non-line, build
16163 new output sections for .debug_abbrev and .debug_info.
16164 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
16165 gold. Warn about possible overflow.
16166 (read_signed_LEB_128): Likewise.
16167 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
16168 (read_signed_LEB_128): Declare.
16169 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
16170 (HFILES): Add reduced_debug_output.h.
16171 * Makefile.in: Rebuild.
16173 2008-05-21 Ian Lance Taylor <iant@google.com>
16175 * mapfile.cc: New file.
16176 * mapfile.h: New file.
16177 * options.h (class General_options): Add -M/--print-map and -Map.
16178 * options.cc (General_options::finalize): Make -M equivalent to
16180 * main.cc: Include <cstdio> and "mapfile.h".
16181 (main): Open mapfile if requested.
16182 * gold.cc (class Middle_runner): Add mapfile_ field. Update
16183 constructor. Change caller.
16184 (queue_initial_tasks): Add mapfile parameter. Change caller.
16185 (queue_middle_tasks): Likewise.
16186 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
16188 * archive.cc: Include "mapfile.h".
16189 (Archive::add_symbols): Add mapfile parameter. Change all
16190 callers. Pass mapfile, symbol, and reason to include_member.
16191 (Archive::include_all_members): Add mapfile parameter. Change all
16193 (Archive::include_member): Add mapfile, sym, and why parameters.
16194 Change all callers. Report inclusion to map file.
16195 * archive.h: Include "fileread.h".
16196 (class Archive): Update declarations.
16197 (Archive::file): New const method.
16198 (class Add_archive_symbols): Add mapfile_ field. Update
16199 constructor. Change all callers.
16200 * readsyms.h (class Read_symbols): Likewise.
16201 (class Finish_group): Likewise.
16202 (class Read_script): Likewise.
16203 * common.cc: Include "mapfile.h".
16204 (Symbol_table::allocate_commons): Add mapfile parameter. Change
16206 (Symbol_table::do_allocate_commons): Likewise.
16207 (Symbol_table::do_allocate_commons_list): Likewise. Report common
16208 symbol allocation to mapfile.
16209 * common.h (class Allocate_commons_task): Add mapfile_ field.
16210 Update constructor. Change all callers.
16211 * symtab.h (class Symbol_table): Update declarations.
16212 * layout.cc: Include "mapfile.h".
16213 (Layout_task_runner::run): Print information to mapfile.
16214 (Layout::create_gold_note): Change Output_data_fixed_space to
16215 Output_data_zero_fill.
16216 (Layout::create_build_id): Likewise.
16217 (Layout::print_to_mapfile): New function.
16218 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
16219 constructor. Change caller.
16220 (class Layout): Declare print_to_mapfile.
16221 * output.cc (Output_section::Input_section::print_to_mapfile): New
16223 (Output_section::add_input_section): If producing a map, always
16224 add to input_sections_ list.
16225 (Output_section::do_print_to_mapfile): New function.
16226 (Output_segment::print_sections_to_mapfile): New function.
16227 (Output_segment::print_section_list_to_mapfile): New function.
16228 * output.h: Include "mapfile.h".
16229 (Output_data::print_to_mapfile): New function.
16230 (Output_data::do_print_to_mapfile): New virtual function.
16231 (Output_segment_headers::do_print_to_mapfile): New function.
16232 (Output_file_header::do_print_to_mapfile): New function.
16233 (Output_data_const::do_print_to_mapfile): New function.
16234 (class Output_data_const_buffer): Add map_name_ field. Update
16235 constructor. Change all callers. Add do_print_to_mapfile
16237 (class Output_data_fixed_space): Likewise.
16238 (class Output_data_space): Likewise.
16239 (class Output_data_zero_fill): New class.
16240 (Output_data_strtab::do_print_to_mapfile): New function.
16241 (Output_data_reloc_base::do_print_to_mapfile): New function.
16242 (Output_relocatable_relocs::do_print_to_mapfile): New function.
16243 (Output_data_group::do_print_to_mapfile): New function.
16244 (Output_data_got::do_print_to_mapfile): New function.
16245 (Output_data_dynamic::do_print_to_mapfile): New function.
16246 (Output_symtab_xindex::do_print_to_mapfile): New function.
16247 (class Output_section): Declare do_print_to_mapflie. Declare
16248 print_to_mapfile in Input_section.
16249 (class Output_segment): Declare new functions.
16250 * object.h (Sized_relobj::symbol_count): New function.
16251 * script-sections.cc
16252 (Output_section_element_dot_assignment::set_section_addresses):
16253 Change Output_data_fixed_space to Output_data_zero_fill.
16254 (Output_data_expression::do_print_to_mapfile): New function.
16255 * script.cc (read_input_script): Add mapfile parameter. Change
16257 * script.h (read_input_script): Update declaration.
16258 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
16259 (Eh_frame::do_print_to_mapfile): New function.
16260 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
16261 (Output_merge_string::do_print_to_mapfile): New function.
16262 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
16264 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
16266 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
16268 * Makefile.am (CCFILES): Add mapfile.cc.
16269 (HFILES): Add mapfile.h.
16270 * Makefile.in: Rebuild.
16272 2008-05-19 Ian Lance Taylor <iant@google.com>
16274 * options.h (class General_options): Add -z relro.
16275 * layout.cc (Layout::Layout): Initialize relro_segment_.
16276 (Layout::add_output_section_data): Return the output section.
16277 (Layout::make_output_section): Rcognize relro sections and mark
16278 them appropriately.
16279 (Layout::attach_allocated_section_to_segment): Put relro sections
16280 in a PT_GNU_RELRO segment.
16281 (Layout::create_initial_dynamic_sections): Mark the .dynamic
16283 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
16285 (Layout::linkonce_mapping): Map d.rel.ro.local to
16286 .data.rel.ro.local.
16287 (Layout::output_section_name): Us .data.rel.ro.local for any
16288 section which begins with that.
16289 * layout.h (class Layout): Update add_output_section_data
16290 declaration. Add relro_segment_ field.
16291 * output.cc (Output_section::Output_section): Initialize is_relro_
16292 and is_relro_local_ fields.
16293 (Output_segment::add_output_section): Group relro sections.
16294 (Output_segment::is_first_section_relro): New function.
16295 (Output_segment::maximum_alignment): If there is a relro section,
16296 align the segment to the common page size.
16297 (Output_segment::set_section_addresses): Track whether we are
16298 looking at relro sections. If the last section is a relro
16299 section, align to the common page size.
16300 (Output_segment::set_section_list_addresses): Add in_relro
16301 parameter. Change all callers. Align to the page size when
16302 moving from relro to non-relro section.
16303 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
16305 * output.h (class Output_section): Add is_relro_ and
16306 is_relro_local_ fields.
16307 (Output_section::is_relro): New function.
16308 (Output_section::set_is_relro): New function.
16309 (Output_section::is_relro_local): New function.
16310 (Output_section::set_is_relro_local): New function.
16311 (class Output_segment): Update declarations.
16312 * i386.cc (Target_i386::got_section): Mark .got section as relro.
16313 * sparc.cc (Target_sparc::got_section): Likewise.
16314 * x86_64.cc (Target_x86_64::got_section): Likewise.
16315 * testsuite/relro_test_main.cc: New file.
16316 * testsuite/relro_test.cc: New file.
16317 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
16318 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
16319 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
16320 (relro_test.so, relro_test_pic.o): New targets.
16321 * testsuite/Makefile.in: Rebuild.
16323 2008-05-16 Ian Lance Taylor <iant@google.com>
16325 * output.cc (Output_segment::add_output_section): Remove front
16327 * output.h (class Output_segment): Remove
16328 add_initial_output_section and overloaded add_output_section.
16329 Update declaration of remaining add_output_section.
16330 * layout.cc (Layout::create_interp): Call add_output_section
16331 rather than add_initial_output_section.
16332 (Layout::finish_dynamic_section): Likewise.
16334 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
16335 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
16336 know the dynamic type.
16337 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
16338 field. Initialize it in constructor.
16339 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
16340 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
16341 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
16344 * output.cc (Output_reloc::get_address): Change return type to
16346 * output.h (class Output_reloc): Update get_address declaration.
16347 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
16348 for section addresses.
16350 2008-05-09 Ian Lance Taylor <iant@google.com>
16353 * gold.cc (gold_nomem): Use return value of write.
16355 2008-05-08 Ian Lance Taylor <iant@google.com>
16357 * symtab.c (Symbol::init_base_output_data): Add version
16358 parameter. Change all callers.
16359 (Symbol::init_base_output_segment): Likewise.
16360 (Symbol::init_base_constant): Likewise.
16361 (Symbol::init_base_undefined): Likewise.
16362 (Sized_symbol::init_output_data): Likewise.
16363 (Sized_symbol::init_output_segment): Likewise.
16364 (Sized_symbol::init_constant): Likewise.
16365 (Sized_symbol::init_undefined): Likewise.
16366 (Symbol_table::do_define_in_output_data): If the new symbol has a
16367 version, mark it as the default.
16368 (Symbol_table::do_define_in_output_segment): Likewise.
16369 (Symbol_table::do_define_as_constant): Likewise.
16370 * symtab.h (class Symbol): Update declarations.
16371 (class Sized_symbol): Likewise.
16372 * resolve.cc (Symbol::override_version): New function.
16373 (Symbol::override_base): Call override_version.
16374 (Symbol::override_base_with_special): Likewise.
16375 * testsuite/ver_script_8.script: New file.
16376 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
16377 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
16378 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
16379 (ver_test_8_1.so, ver_test_8_2.so): New targets.
16381 2008-05-06 Ian Lance Taylor <iant@google.com>
16384 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
16386 (class General_options): Remove existing --undefined, and add
16387 --no-undefined instead. Add new --undefined as synonym for -u.
16388 * archive.cc (Archive::add_symbols): Check whether symbol was
16390 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
16391 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
16392 all uses. Add IS_UNDEFINED. Update declarations to split
16393 different versions of init_base. Declare init_base_undefined.
16394 (Symbol::is_defined): Handle IS_UNDEFINED.
16395 (Symbol::is_undefined): Likewise.
16396 (Symbol::is_weak_undefined): Call is_undefined.
16397 (Symbol::is_absolute): Handle IS_CONSTANT.
16398 (class Sized_symbol): Update declarations to split different
16399 versions of init. Declare init_undefined.
16400 (class Symbol_table): Declare new functions.
16401 * symtab.cc (Symbol::init_base_object): Rename from init_base.
16402 Change all callers.
16403 (Symbol::init_base_output_data): Likewise.
16404 (Symbol::init_base_output_segment): Likewise.
16405 (Symbol::init_base_constant): Likewise.
16406 (Symbol::init_base_undefined): New function.
16407 (Sized_symbol::init_object): Rename from init. Change all
16409 (Sized_symbol::init_output_data): Likewise.
16410 (Sized_symbol::init_output_segment): Likewise.
16411 (Sized_symbol::init_constant): Likewise.
16412 (Sized_symbol::init_undefined): New function.
16413 (Symbol_table::add_undefined_symbols_from_command_line): New
16415 (Symbol_table::do_add_undefined_symbols_from_command_line): New
16417 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
16418 (Symbol::output_section): Likewise.
16419 (Symbol::set_output_section): Likewise.
16420 (Symbol_table::sized_finalize_symbol): Likewise.
16421 (Symbol_table::sized_write_globals): Likewise.
16422 * resolve.cc (Symbol_table::should_override): Likewise.
16423 (Symbol::override_base_with_special): Likewise.
16425 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
16426 symbol, change it to have default visibility.
16427 * testsuite/protected_1.cc: New file.
16428 * testsuite/protected_2.cc: New file.
16429 * testsuite/protected_3.cc: New file.
16430 * testsuite/protected_main_1.cc: New file.
16431 * testsuite/protected_main_2.cc: New file.
16432 * testsuite/protected_main_3.cc: New file.
16433 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
16434 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
16435 (protected_1_LDFLAGS, protected_1_LDADD): Define.
16436 (protected_1.so): New target.
16437 (protected_1_pic.o, protected_2_pic.o): New targets.
16438 (protected_3_pic.o): New target.
16439 (check_PROGRAMS): Add protected_2.
16440 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
16441 (protected_2_LDFLAGS, protected_2_LDADD): Define.
16442 * testsuite/Makefile.in: Rebuild.
16444 * options.h (DEFINE_var): Add set_user_set_##varname__.
16445 (DEFINE_bool_alias): New macro.
16446 (class General_options): Define -Bstatic using DEFINE_bool_alias
16447 rather than DEFINE_special. Add --undefined as an alias for -z
16449 * options.cc (General_options::parse_Bstatic): Remove.
16451 * options.h (class General_options): Add --fatal-warnings.
16452 * main.cc (main): Implement --fatal-warnings.
16453 * errors.h (Errors::warning_count): New function.
16455 * options.h (class General_options): Add -Bsymbolic-functions.
16456 * symtab.h (Symbol::is_preemptible): Check for
16457 -Bsymbolic-functions.
16459 2008-05-05 Ian Lance Taylor <iant@google.com>
16461 * options.h (DEFINE_bool): For DASH_Z, create the negative option
16462 as noVARNAME rather than no-VARNAME.
16463 (class General_options): Add option -z combreloc.
16464 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
16466 (Output_reloc::sort_before) [SHT_REL]: New function.
16467 (Output_reloc::sort_before) [SHT_RELA]: New function.
16468 (class Output_data_reloc_base): Add sort_relocs_ field. Define
16469 Sort_relocs_comparison.
16470 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
16471 parameter. Change all callers.
16472 (Output_data_reloc::Output_data_reloc) [both versions]: Add
16473 sort_relocs parameter. Change all callers.
16474 * output.cc (Output_reloc::get_address): New function, broken out
16476 (Output_reloc::write_rel): Call it.
16477 (Output_reloc::compare): New function.
16478 (Output_data_reloc_base::do_write): Optionally sort relocs.
16480 * configure.ac: If targ_extra_obj is set, link it in.
16481 * configure.tgt: Initialize all variables.
16482 (x86_64*): Set targ_extra_obj and targ_extra_size.
16483 * configure: Rebuild.
16485 * object.cc (Sized_relobj::include_section_group): Adjust section
16486 indexes read from group data. Build vector to pass to
16488 * layout.cc (Layout::layout_group): Add flags and shndxes
16489 parameters. Remove contents parameter. Change caller. Update
16490 explicit instantiations.
16491 * layout.h (class Layout): Update layout_group declaration.
16492 * output.cc (Output_data_group::Output_data_group): Add flags and
16493 input_shndxes parameters. Remove contents parameter. Change
16495 (Output_data_group::do_write): Change input_sections_ to
16497 * output.h (class Output_data_group): Update constructor
16498 declaration. Rename input_sections_ to input_shndxes_.
16499 * testsuite/many_sections_test.cc: Add template.
16501 2008-04-30 Cary Coutant <ccoutant@google.com>
16503 * target-reloc.h (relocate_section): Fix dead-pointer bug.
16505 * layout.cc (Layout::include_section): Refactored check for debug
16507 (Layout::add_comdat): Add new parameters. Change type
16508 of signature parameter. Add object and shndx to signatures table.
16509 (Layout::find_kept_object): New function.
16510 * layout.h: Include <cstring>.
16511 (Layout::is_debug_info_section): New function.
16512 (Layout::add_comdat): Add new parameters.
16513 (Layout::find_kept_object): New function.
16514 (Layout::Kept_section): New struct.
16515 (Layout::Signatures): Change type of map range.
16516 * object.cc (Relobj::output_section_address): New function.
16517 (Sized_relobj::include_section_group): Add new parameters. Change
16518 calls to Layout::add_comdat. Change to build table of kept comdat
16519 groups and table mapping discarded sections to kept sections.
16520 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
16521 (Sized_relobj::do_layout): Change calls to include_section_group and
16522 include_linkonce_section.
16523 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
16524 value to zero when section is discarded.
16525 (Sized_relobj::map_to_kept_section): New function.
16526 * object.h (Relobj::output_section_address): New function.
16527 (Relobj::Comdat_group): New type.
16528 (Relobj::find_comdat_group): New function.
16529 (Relobj::Comdat_group_table): New type.
16530 (Relobj::Kept_comdat_section): New type.
16531 (Relobj::Kept_comdat_section_table): New type.
16532 (Relobj::add_comdat_group): New function.
16533 (Relobj::set_kept_comdat_section): New function.
16534 (Relobj::get_kept_comdat_section): New function.
16535 (Relobj::comdat_groups_): New field.
16536 (Relobj::kept_comdat_sections_): New field.
16537 (Symbol_value::input_value): Update comment.
16538 (Sized_relobj::map_to_kept_section) New function.
16539 (Sized_relobj::include_linkonce_section): Add new parameter.
16540 * target-reloc.h (Comdat_behavior): New type.
16541 (get_comdat_behavior): New function.
16542 (relocate_section): Add code to map a discarded section to the
16543 corresponding kept section when applying a relocation.
16545 2008-04-30 Craig Silverstein <csilvers@google.com>
16547 * dwarf_reader.cc (next_generation_count): New static var.
16548 (Addr2line_cache_entry): New struct.
16549 (addr2line_cache): New static var.
16550 (Dwarf_line_info::one_addr2line): Added caching.
16551 (Dwarf_line_info::clear_addr2line_cache): New function.
16552 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
16553 cache-size parameter.
16554 (Dwarf_line_info::one_addr2line_cache): New function.
16555 * symtab.cc (Symbol_table::detect_odr_violations): Pass
16556 new cache-size argument to one_addr2line(), and clear cache.
16558 2008-04-28 Cary Coutant <ccoutant@google.com>
16560 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
16561 R_386_PC8 relocations.
16563 2008-04-23 Ian Lance Taylor <iant@google.com>
16565 * object.cc (Sized_relobj::include_section_group): Check for
16566 invalid section group.
16568 * object.cc (make_elf_object): Correct test for 64-bit ELF file
16571 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
16572 than read for file header.
16573 * archive.cc (Archive::include_member): Likewise.
16575 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16577 * aclocal.m4: Regenerate.
16578 * configure: Regenerate.
16580 2008-04-19 Ian Lance Taylor <iant@google.com>
16582 * version.cc (version_string): Bump to 1.6.
16584 * testsuite/Makefile.am (many_sections_r_test): New target.
16585 (many_sections_r_test_SOURCES): Remove.
16586 (many_sections_r_test_DEPENDENCIES): Remove.
16587 (many_sections_r_test_LDFLAGS): Remove.
16588 (many_sections_r_test_LDADD): Remove.
16590 * object.cc (Sized_relobj::do_add_symbols): Always pass
16591 local_symbol_count_ to add_from_relobj.
16593 * testsuite/Makefile.am (many_sections_check.h): Only check one in
16594 every thousand variables.
16595 * testsuite/Makefile.in: Rebuild.
16597 * object.cc (Xindex::initialize_symtab_xindex): New function.
16598 (Xindex::read_symtab_xindex): New function.
16599 (Xindex::sym_xindex_to_shndx): New function.
16600 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
16602 (Sized_relobj::do_initialize_xindex): New function.
16603 (Sized_relobj::do_read_symbols): Adjust section links.
16604 (Sized_relobj::symbol_section_and_value): Add is_ordinary
16605 parameter. Change all callers.
16606 (Sized_relobj::include_section_group): Adjust section links and
16607 symbol section indexes.
16608 (Sized_relobj::do_layout): Adjust section links.
16609 (Sized_relobj::do_count_local_symbols): Adjust section links and
16610 symbol section indexes.
16611 (Sized_relobj::do_finalize_local_symbols): Distinguish between
16612 ordinary and special symbols.
16613 (Sized_relobj::write_local_symbols): Add symtab_xindex and
16614 dynsym_xindex parameters. Change all callers. Adjust section
16615 links. Use SHN_XINDEX when needed.
16616 (Sized_relobj::get_symbol_location_info): Adjust section links.
16617 Don't get fooled by special symbols.
16618 * object.h (class Xindex): Define.
16619 (class Object): Add xindex_ parameter. Declare virtual functoin
16620 do_initialize_xindex.
16621 (Object::adjust_sym_shndx): New function.
16622 (Object::set_xindex): New protected function.
16623 (class Symbol_value): Add is_ordinary_shndx_ field.
16624 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
16625 (Symbol_value::value): Assert ordinary section.
16626 (Symbol_value::initialize_input_to_output_map): Likewise.
16627 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
16628 Change all callers.
16629 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
16631 (class Sized_relobj): Update declarations.
16632 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
16633 parameter. Change all callers.
16634 (Sized_relobj::adjust_shndx): New function.
16635 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
16637 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
16638 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
16639 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
16640 (Sized_dynobj::read_dynsym_section): Adjust section links.
16641 (Sized_dynobj::read_dynamic): Likewise.
16642 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
16644 (Sized_dynobj::do_initialize_xindex): New function.
16645 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
16646 do_initialize_xindex.
16647 (Sized_dynobj::adjust_shndx): New function.
16648 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
16649 dynsym_xindex_ fields.
16650 (Layout::finalize): Add a call to set_section_indexes before
16651 creating the symtab sections.
16652 (Layout::set_section_indexes): Don't do anything if the section
16653 already has a section index.
16654 (Layout::create_symtab_sections): Add shnum parameter. Change
16655 caller. Create .symtab_shndx section if needed.
16656 (Layout::create_shdrs): Add shstrtab_section parameter. Change
16658 (Layout::allocated_output_section_count): New function.
16659 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
16661 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
16662 fields. Update declarations.
16663 (Layout::symtab_xindex): New function.
16664 (Layout::dynsym_xindex): New function.
16665 (class Write_symbols_task): Add layout_ field.
16666 (Write_symbols_task::Write_symbols_task): Add layout parameter.
16668 * output.cc (Output_section_headers::Output_section_headers): Add
16669 shstrtab_section parameter. Change all callers.
16670 (Output_section_headers::do_sized_write): Store overflow values
16671 for section count and section string table section index in
16672 section header zero.
16673 (Output_file_header::do_sized_write): Check for overflow of
16674 section count and section string table section index.
16675 (Output_symtab_xindex::do_write): New function.
16676 (Output_symtab_xindex::endian_do_write): New function.
16677 * output.h (class Output_section_headers): Add shstrtab_section_.
16678 Update declarations.
16679 (class Output_symtab_xindex): Define.
16680 (Output_section::has_out_shndx): New function.
16681 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
16683 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
16684 Change all callers.
16685 (Sized_symbol::init): Likewise.
16686 (Symbol::output_section): Check for ordinary symbol.
16687 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
16688 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
16690 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
16691 Change all callers. Simplify handling of symbols from sections
16692 not included in the link.
16693 (Symbol_table::add_from_dynobj): Handle ordinary symbol
16695 (Weak_alias_sorter::operator()): Assert that symbols are
16697 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
16699 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
16700 parameters. Change all callers.
16701 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
16702 symbol distinction. Use SHN_XINDEX when needed.
16703 (Symbol_table::write_section_symbol): Add symtab_xindex
16704 parameter. Change all callers.
16705 (Symbol_table::sized_write_section_symbol): Likewise. Use
16706 SHN_XINDEX when needed.
16707 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
16709 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
16710 (Symbol::is_defined): Check is_ordinary.
16711 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
16712 (Symbol::is_absolute, Symbol::is_common): Likewise.
16713 (class Sized_symbol): Update declarations.
16714 (class Symbol_table): Update declarations.
16715 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
16716 parameters. Change all callers.
16717 (Sized_symbol::override): Likewise.
16718 (Symbol_table::override): Likewise.
16719 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
16720 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
16721 is_ordinary, and orig_st_shndx parameters. Change all callers.
16722 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
16723 to be in an ordinary section.
16724 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
16725 object and is_ordinary parameters. Change all callers.
16726 (Sized_dwarf_line_info::read_relocs): Add object parameter.
16727 Change all callers. Don't add undefined or non-ordinary symbols
16729 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
16730 Change all callers.
16731 * dwarf_reader.h (class Sized_dwarf_line_info): Update
16733 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
16734 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
16735 (Sized_relobj::relocate_sections): Likewise.
16736 * target-reloc.h (scan_relocs): Adjust section symbol index.
16737 (scan_relocatable_relocs): Likewise.
16738 * i386.cc (Scan::local): Check for ordinary symbols.
16739 * sparc.cc (Scan::local): Likewise.
16740 * x86_64.cc (Scan::local): Likewise.
16741 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
16742 to symbol_section_and_value.
16743 * testsuite/many_sections_test.cc: New file.
16744 * testsuite/Makefile.am (BUILT_SOURCES): Define.
16745 (check_PROGRAMS): Add many_sections_test.
16746 (many_sections_test_SOURCES): Define.
16747 (many_sections_test_DEPENDENCIES): Define.
16748 (many_sections_test_LDFLAGS): Define.
16749 (BUILT_SOURCES): Add many_sections_define.h.
16750 (many_sections_define.h): New target.
16751 (BUILT_SOURCES): Add many_sections_check.h.
16752 (many_sections_check.h): New target.
16753 (check_PROGRAMS): Add many_sections_r_test.
16754 (many_sections_r_test_SOURCES): Define.
16755 (many_sections_r_test_DEPENDENCIES): Define.
16756 (many_sections_r_test_LDFLAGS): Define.
16757 (many_sections_r_test_LDADD): Define.
16758 (many_sections_r_test.o): New target.
16759 * testsuite/Makefile.in: Rebuild.
16761 2008-04-17 Cary Coutant <ccoutant@google.com>
16763 * errors.cc (Errors::info): New function.
16764 (gold_info): New function.
16765 * errors.h (Errors::info): New function.
16766 * gold.h (gold_info): New function.
16767 * object.cc (Input_objects::add_object): Print trace output.
16768 * options.cc (options::parse_set): New function.
16769 (General_options::parse_wrap): Deleted.
16770 (General_options::General_options): Deleted initializer.
16771 * options.h (options::String_set): New typedef.
16772 (options::parse_set): New function.
16773 (DEFINE_set): New macro.
16774 (General_options::wrap): Changed to use DEFINE_set. Changed
16775 callers of any_wrap_symbols and is_wrap_symbol.
16776 (General_options::trace, General_options::trace_symbol):
16778 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
16779 (General_options::wrap_symbols_): Deleted.
16780 * symtab.cc (Symbol_table::add_from_object): Print trace output.
16782 2008-04-17 David S. Miller <davem@davemloft.net>
16784 * options.cc (General_options::parse_V): New function.
16785 * options.h: Add entries for -V and -Qy.
16787 2008-04-17 Ian Lance Taylor <iant@google.com>
16789 * common.cc (Symbol_table::allocate_commons): Remove options
16790 parameter. Change caller.
16791 (Symbol_table::do_allocate_commons): Remove options parameter.
16792 Change caller. Just call do_allocate_commons_list twice.
16793 (Symbol_table::do_allocate_commons_list): New function, broken out
16794 of do_allocate_commons.
16795 * common.h (class Allocate_commons_task): Remove options_ field.
16796 Update constructor.
16797 * symtab.cc (Symbol_table::Symbol_table): Initialize
16799 (Symbol_table::add_from_object): Put TLS common symbols on
16801 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
16802 which are IN_OUTPUT_DATA.
16803 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
16804 allocate_commons and do_allocate_commons declarations. Declare
16805 do_allocate_commons_list.
16806 * gold.cc (queue_middle_tasks): Update creation of
16807 Allocate_commons_task to not pass options.
16808 * testsuite/Makefile.am (INCLUDES): Add -I.. .
16809 (TLS_TEST_C_FLAGS): New variable.
16810 (tls_test_c_pic.o): New target.
16811 (tls_test_shared.so): Link in tls_test_c_pic.o.
16812 (tls_test_c_pic_ie.o): New target.
16813 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
16814 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
16815 (tls_test_c.o): New target.
16816 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
16817 (tls_pic_test_LDADD): Likewise.
16818 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
16819 (tls_shared_gd_to_ie_test_LDADD): Likewise.
16820 (tls_test_c_gnu2.o): New target.
16821 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
16823 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
16824 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
16825 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
16826 * testsuite/tls_test.cc: Include "config.h".
16827 (t_last): Call t11_last.
16828 * testsuite/tls_test.h (t11, t11_last): Declare.
16829 * testsuite/tls_test_c.c: New file.
16830 * testsuite/tls_test_main.cc (thread_routine): Call t11.
16831 * configure.ac: Check for OpenMP support.
16832 * configure, config.in, Makefile.in: Rebuild.
16833 * testsuite/Makefile.in: Rebuild.
16835 2008-04-16 Cary Coutant <ccoutant@google.com>
16837 * i386.cc (Target_i386::define_tls_base_symbol): New function.
16838 (Target_i386::tls_base_symbol_defined_): New field.
16839 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
16840 (Target_i386::Scan::global): Likewise.
16841 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
16842 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
16843 (Target_x86_64::tls_base_symbol_defined_): New field.
16844 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
16845 (Target_x86_64::Scan::global): Likewise.
16847 2008-04-16 Cary Coutant <ccoutant@google.com>
16849 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
16850 (Symbol::needs_plt_entry): Allow weak undefined symbols.
16851 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
16852 building shared libraries.
16853 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
16854 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
16855 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
16856 * testsuite/Makefile.in: Rebuild.
16857 * testsuite/weak_undef.h: New file.
16858 * testsuite/weak_undef_file1.cc: Add extra test cases.
16859 * testsuite/weak_undef_file2.cc: Likewise.
16860 * testsuite/weak_undef_test.cc: Likewise.
16862 2008-04-16 David S. Miller <davem@davemloft.net>
16864 * sparc.cc (Target_sparc::Scan): Change from struct to class.
16865 Add issued_non_pic_error_ field. Declare check_non_pic.
16866 (Target_sparc::Scan::check_non_pic): New function.
16867 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
16868 (Target_sparc::Scan::global): Likewise.
16870 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
16871 * configure: Rebuild.
16873 * options.h (DEFINE_enable): New macro.
16874 (new_dtags): New enable option.
16875 (initfirst, interpose, loadfltr, nodefaultlib,
16876 nodelete, nodlopen, nodump): New -z options.
16877 * layout.cc (Layout:finish_dynamic_section): If new
16878 dtags enabled, emit DT_RUNPATH. Also, emit a
16879 DT_FLAGS_1 containing any specified -z flags.
16881 2008-04-16 Ian Lance Taylor <iant@google.com>
16883 * copy-relocs.cc: New file.
16884 * copy-relocs.h: New file.
16885 * reloc.cc: Remove Copy_relocs code.
16886 * reloc.h: Likewise.
16887 * reloc-types.h (struct Reloc_types) [both versions]: Add
16888 get_reloc_addend_noerror.
16889 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
16890 variants of add_global which take an addend which must be zero.
16891 * i386.cc: Include "copy-relocs.h".
16892 (class Target_i386): Change type of copy_relocs_ to variable,
16893 update initializer.
16894 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
16895 Change all callers.
16896 (Target_i386::do_finalize_sections): Change handling of
16898 * sparc.cc: Include "copy-relocs.h".
16899 (class Target_sparc): Change type of copy_relocs_ to variable,
16900 update initializer.
16901 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
16902 Change all callers.
16903 (Target_sparc::do_finalize_sections): Change handling of
16905 * x86_64.cc: Include "copy-relocs.h".
16906 (class Target_x86_64): Change type of copy_relocs_ to variable,
16907 update initializer.
16908 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
16909 class. Change all callers.
16910 (Target_x86_64::do_finalize_sections): Change handling of
16912 * Makefile.am (CCFILES): Add copy-relocs.cc.
16913 (HFILES): Add copy-relocs.h.
16915 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
16917 * testsuite/script_test_4.sh: Permit leading zeroes.
16919 2008-04-15 Ian Lance Taylor <iant@google.com>
16921 * script-sections.cc (Script_sections::create_segments): Use
16922 header_size_adjustment even when there is enough room for the
16924 * testsuite/script_test_4.sh: New file.
16925 * testsuite/script_test_4.t: New file.
16926 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
16927 (check_DATA): Add script_test_4.stdout.
16928 (MOSTLYCLEANFILES): Likewise.
16929 (script_test_4): New target.
16930 (script_test_4.stdout): New target.
16931 * testsuite/Makefile.in: Rebuild.
16933 * sparc.cc: Add definitions for Output_data_plt_sparc class
16936 2008-04-14 David S. Miller <davem@davemloft.net>
16938 * sparc.cc: New file.
16939 * Makefile.am (TARGETSOURCES): Add sparc.cc
16940 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
16941 * configure.tgt: Document targ_extra_size and
16942 targ_extra_big_endian. Add entries for sparc-* and
16944 * configure.ac: Handle targ_extra_size and
16945 targ_extra_big_endian.
16946 * Makefile.in: Rebuild.
16947 * configure: Likewise.
16948 * po/POTFILES.in: Likewise.
16949 * po/gold.pot: Likewise.
16951 2008-04-14 Ian Lance Taylor <iant@google.com>
16953 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
16954 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
16955 in the name/type/flags to section mapping. Don't call
16956 allocate_output_section.
16957 (Layout::choose_output_section): Change parameter from adjust_name
16958 to is_input_section. Don't permit input sections after sections
16959 are attached to segments. Don't call allocate_output_section.
16960 (Layout::layout_eh_frame): Call update_flags_for_input_section,
16961 not write_enable_output_section.
16962 (Layout::make_output_section): Don't push to
16963 unattached_section_list_ nor call attach_to_segment. Call
16964 attach_section_to_segment if sections are attached.
16965 (Layout::attach_sections_to_segments): New function.
16966 (Layout::attach_section_to_segment): New function.
16967 (Layout::attach_allocated_section_to_segment): Rename from
16968 attach_to_segment. Remove flags parameter.
16969 (Layout::allocate_output_section): Remove function.
16970 (Layout::write_enable_output_section): Remove function.
16971 * layout.h (class Layout): Update for above changes. Add new
16972 field sections_are_attached_.
16973 * output.h (Output_section::update_flags_for_input_section): New
16975 * output.cc (Output_section::add_input_section): Call
16976 update_flags_for_input_section.
16977 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
16979 2008-04-11 Cary Coutant <ccoutant@google.com>
16981 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
16982 thought unnecessary.
16983 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
16985 2008-04-11 Ian Lance Taylor <iant@google.com>
16987 * output.h (class Output_section_data): Remove inline definition
16989 * output.cc (Output_section_data::set_addralign): New function.
16991 2008-04-11 Cary Coutant <ccoutant@google.com>
16993 Add support for TLS descriptors for i386 and x86_64.
16994 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
16995 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
16996 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
16998 (Target_i386::got_mod_index_entry): Remove unnecessary code.
16999 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
17000 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
17002 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
17003 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
17004 Fix problem with initial-exec relocations.
17005 (Target_i386::Relocate::relocate_tls): Likewise.
17006 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
17008 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
17009 support for section-plus-offset dynamic table entries.
17010 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
17011 (Output_data_dynamic::Dynamic_entry): Add support for
17012 section-plus-offset dynamic table entries.
17013 (Output_data_dynamic::Classification): Likewise.
17014 (Output_data_dynamic::classification_): Renamed offset_.
17015 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
17016 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
17017 (Target_x86_64::make_plt_section): New function.
17018 (Target_x86_64::reserve_tlsdesc_entries): New function.
17019 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
17020 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
17021 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
17022 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
17023 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
17024 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
17025 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
17026 add extra PLT entry for TLS descriptors.
17027 (Output_data_plt_x86_64::got_): New field.
17028 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
17029 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
17031 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
17033 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
17034 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
17035 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
17036 R_386_TLS_DESC_CALL relocations.
17037 (Target_x86_64::Scan::global): Likewise.
17038 (Target_x86_64::do_finalize_sections): Add dynamic table entries
17039 for TLS descriptors.
17040 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
17041 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
17042 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
17043 GD-to-IE relaxation.
17044 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
17045 and TLS_DESCRIPTORS.
17046 * Makefile.in: Rebuild.
17047 * configure: Rebuild.
17048 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
17049 (tls_test_shared2.so): New target.
17050 (tls_shared_gd_to_ie_test_SOURCES): New variable.
17051 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
17052 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
17053 (tls_shared_gd_to_ie_test_LDADD): New variable.
17054 (tls_shared_gnu2_gd_to_ie_test): New target.
17055 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
17057 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
17058 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
17059 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
17060 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
17061 (tls_shared_gnu2_test): New target.
17062 (tls_test_gnu2_shared.so): New target.
17063 (tls_shared_gnu2_test_SOURCES): New variable.
17064 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
17065 (tls_shared_gnu2_test_LDFLAGS): New variable.
17066 (tls_shared_gnu2_test_LDADD): New variable.
17067 * testsuite/Makefile.in: Rebuild.
17068 * testsuite/Makefile.
17070 2008-04-11 Ian Lance Taylor <iant@google.com>
17072 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
17074 * testsuite/Makefile.in: Rebuild.
17076 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
17078 * testsuite/script_test_2.cc (main): Adjust test.
17080 2008-04-11 David S. Miller <davem@davemloft.net>
17081 Ian Lance Taylor <iant@google.com>
17083 * options.h (General_options): Add entries for '-Y' and
17085 * options.cc (General_options:finalize): If -Y was used, add those
17086 entries to the library path instead of the default "/lib" and
17089 2008-04-11 David S. Miller <davem@davemloft.net>
17091 * testsuite/justsyms.t: Start at 0x100.
17092 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
17093 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
17095 * testsuite/script_test_2.cc: Adjust string and section length
17098 2008-04-09 Ian Lance Taylor <iant@google.com>
17101 * script-sections.cc (Sections_element::allocate_to_segment): Add
17103 (Output_section_definition::allocate_to_segment): Likewise.
17104 (Orphan_output_section::allocate_to_segment): Likewise.
17105 (Script_sections::attach_sections_using_phdrs_clause): Don't
17106 propagate non-PT_LOAD segments to orphan sections.
17107 * testsuite/Makefile.am (script_test_3.stdout): Generate using
17108 readelf rather than objdump.
17109 * testsuite/script_test_3.sh: Adjust accordingly. Test that
17110 .interp section and PT_INTERP segment are the same size.
17111 * testsuite/Makefile.in: Rebuild.
17113 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
17114 aliases for symbols defined in the same object.
17115 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
17116 (weak_alias_test_SOURCES): New variable.
17117 (weak_alias_test_DEPENDENCIES): New variable.
17118 (weak_alias_test_LDFLAGS): New variable.
17119 (weak_alias_test_LDADD): New variable.
17120 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
17121 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
17122 (weak_alias_test_3.o): New target.
17123 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
17124 * testsuite/weak_alias_test_main.cc: New file.
17125 * testsuite/weak_alias_test_1.cc: New file.
17126 * testsuite/weak_alias_test_2.cc: New file.
17127 * testsuite/weak_alias_test_3.cc: New file.
17129 2008-04-08 Ian Lance Taylor <iant@google.com>
17131 * options.h (class General_options): Add --noinhibit-exec option.
17132 * main.cc (main): Check --noinhibit-exec.
17134 * options.h (class General_options): Define --wrap as a special
17135 option. Add wrap_symbols_ field.
17136 (General_options::any_wrap_symbols): New function.
17137 (General_options::is_wrap_symbol): New function.
17138 * options.cc (General_options::parse_wrap): New function.
17139 (General_options::General_options): Initialize wrap_symbols_.
17140 * symtab.cc (Symbol_table::wrap_symbol): New function.
17141 (Symbol_table::add_from_object): Handle --wrap.
17142 * symtab.h (class Symbol_table): Declare wrap_symbol.
17143 * target.h (Target::wrap_char): New function.
17144 (Target::Target_info): Add wrap_char field.
17145 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
17146 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
17147 * testsuite/testfile.cc (Target_test::test_target_info):
17150 * errors.cc (Errors::undefined_symbol): Mention symbol version if
17153 * layout.h (class Layout): Add added_eh_frame_data_ field.
17154 * layout.cc (Layout::Layout): Initialize new field.
17155 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
17156 output section until we find a section we merged successfully.
17157 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
17158 that the size be non-zero.
17160 * merge.cc (Object_merge_map::get_output_offset): Remove inline
17163 2008-04-08 Craig Silverstein <csilvers@google.com>
17165 * configure.ac: Export new conditional variable HAVE_ZLIB.
17166 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
17168 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
17169 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
17171 2008-04-07 Ian Lance Taylor <iant@google.com>
17173 * version.cc (version_string): Set to "1.5".
17175 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
17176 Add issued_non_pic_error_ field. Declare check_non_pic.
17177 (Target_x86_64::Scan::check_non_pic): New function.
17178 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
17179 (Target_x86_64::Scan::global): Likewise.
17181 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
17182 addend parameter. Change caller. Handle merge sections.
17183 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
17184 Address to Addend. Don't add in the result of
17185 local_section_offset, pass down the addend and use the returned
17187 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
17188 Update declarations of local_section_offset and symbol_value.
17189 * testsuite/two_file_test_1.cc (t18): New function.
17190 * testsuite/two_file_test_2.cc (f18): New function.
17191 * testsuite/two_file_test_main.cc (main): Call t18.
17192 * testsuite/two_file_test.h (t18, f18): Declare.
17194 * configure.ac: Don't test for objdump, c++filt, or readelf.
17195 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
17197 (TEST_READELF): New variable.
17198 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
17199 (check_PROGRAMS): Add two_file_strip_test.
17200 (two_file_strip_test): New target.
17201 (check_PROGRAMS): Add two_file_same_shared_strip_test.
17202 (two_file_same_shared_strip_test_SOURCES): New variable.
17203 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
17204 (two_file_same_shared_strip_test_LDFLAGS): New variable.
17205 (two_file_same_shared_strip_test_LDADD): New variable.
17206 (two_file_shared_strip.so): New target.
17207 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
17208 (ver_test_5.syms, ver_test_7.syms): Likewise.
17209 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
17210 (strip_test_3.stdout): Use TEST_OBJDUMP.
17211 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
17213 2008-04-04 Cary Coutant <ccoutant@google.com>
17215 * symtab.h (Symbol::is_weak_undefined): New function.
17216 (Symbol::is_strong_undefined): New function.
17217 (Symbol::is_absolute): New function.
17218 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
17219 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
17221 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
17222 (weak_undef_test): New target.
17223 * testsuite/Makefile.in: Rebuild.
17224 * testsuite/weak_undef_file1.cc: New file.
17225 * testsuite/weak_undef_file2.cc: New file.
17226 * testsuite/weak_undef_test.cc: New file.
17228 2008-04-03 Craig Silverstein <csilvers@google.com>
17230 * compressed_output.h (class Output_compressed_section): Use
17232 * compressed_output.cc (zlib_compress): Use unsigned buffers,
17234 (zlib_compressed_suffix): Removed.
17235 (Output_compressed_section::set_final_data_size): Use unsigned
17237 * testsuite/Makefile.am (flagstest_compress_debug_sections):
17238 Fix linker invocation.
17239 (flagstest_o_specialfile_and_compress_debug_sections):
17241 * testsuite/Makefile.in: Regenerated.
17243 2008-04-02 David S. Miller <davem@davemloft.net>
17245 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
17246 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
17248 2008-04-02 Craig Silverstein <csilvers@google.com>
17252 2008-04-02 Ian Lance Taylor <iant@google.com>
17254 * fileread.cc (File_read::find_view): Add byteshift and vshifted
17255 parameters. Update for new key type to views_. Change all
17257 (File_read::read): Adjust for byteshift in returned view.
17258 (File_read::add_view): New function, broken out of
17259 find_and_make_view.
17260 (File_read::make_view): New function, broken out of
17261 find_and_make_view.
17262 (File_read::find_or_make_view): Add offset and aligned
17263 parameters. Rewrite accordingly. Change all callers.
17264 (File_read::get_view): Add offset and aligned parameters. Adjust
17265 for byteshift in return value.
17266 (File_read::get_lasting_view): Likewise.
17267 * fileread.h (class File_read): Update declarations.
17268 (class File_read::View): Add byteshift_ field. Add byteshift to
17269 constructor. Add byteshift method.
17270 * archive.h (Archive::clear_uncached_views): New function.
17271 (Archive::get_view): Add aligned parameter. Change all callers.
17272 * object.h (Object::get_view): Add aligned parameter. Change all
17274 (Object::get_lasting_view): Likewise.
17276 * fileread.cc (File_read::release): Don't call clear_views if
17277 there are multiple objects.
17278 * fileread.h (File_read::clear_uncached_views): New function.
17279 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
17282 2008-03-31 Cary Coutant <ccoutant@google.com>
17284 Add thin archive support.
17285 * archive.cc (Archive::armagt): New const.
17286 (Archive::setup): Remove task parameter and calls to unlock.
17287 (Archive::unlock_nested_archives): New function.
17288 (Archive::read_header): Add nested_off parameter. Change
17290 (Archive::interpret_header): Likewise.
17291 (Archive::include_all_members): Change to handle thin
17293 (Archive::include_member): Likewise.
17294 * archive.h (Archive::Archive): Add new parameters and
17296 (Archive::armagt): New const.
17297 (Archive::setup): Remove task parameter.
17298 (Archive::unlock_nested_archives): New function.
17299 (Archive::read_header): Add nested_off parameter.
17300 (Archive::interpret_header): Likewise.
17301 (Archive::Nested_archive_table): New typedef.
17302 (Archive::is_thin_archive_): New field.
17303 (Archive::nested_archives_): New field.
17304 (Archive::options_): New field.
17305 (Archive::dirpath_): New field.
17306 (Archive::task_): New field.
17307 * readsyms.cc (Read_symbols::do_read_symbols): Add check
17308 for thin archives. Pass additional parameters to
17309 Archive::Archive. Unlock the archive file after calling
17312 2008-03-29 Ian Lance Taylor <iant@google.com>
17314 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
17315 version symbol to be local.
17316 * testsuite/ver_test_4.sh: New file.
17317 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
17318 (check_DATA): Add ver_test_4.syms.
17319 (ver_test_4.syms): New target.
17320 * testsuite/Makefile.in: Rebuild.
17323 (Output_section::Input_section_sort_entry::has_priority): New
17325 (Output_section::Input_section_sort_entry::match_file_name): New
17327 (Output_section::Input_section_sort_entry::match_section_name):
17329 (Output_section::Input_section_sort_entry::match_section_name_prefix):
17331 (Output_section::Input_section_sort_entry::match_section_file):
17333 (Output_section::Input_section_sort_compare::operator()): Rewrite
17334 using new Input_section_sort_entry functions. Sort crtbegin and
17335 crtend first. Sort sections with no priority before sections with
17337 * testsuite/initpri1.c (d3): Check j != 4.
17338 (cd5): New constructor/destructor function.
17339 (main): Check j != 2.
17341 * symtab.cc (Symbol_table::add_from_object): If we don't use the
17342 new symbol when resolving, don't call set_is_default.
17343 * testsuite/ver_test_7.cc: New file.
17344 * testsuite/ver_test_7.sh: New file.
17345 * testsuite/Makefile.am (ver_test_7.so): New target.
17346 (ver_test_7.o): New target.
17347 (check_SCRIPTS): Add ver_test_7.sh.
17348 (check_DATA): Add ver_test_7.syms.
17349 (ver_test_7.syms): New target.
17351 2008-03-28 Ian Lance Taylor <iant@google.com>
17353 * layout.cc (Layout::layout): If we see an input section with a
17354 name that needs sorting, set the must_sort flag for the output
17356 (Layout::make_output_section): If the name of the output section
17357 indicates that it might require sorting, set the may_sort flag.
17358 * output.h (Output_section::may_sort_attached_input_sections): New
17360 (Output_section::set_may_sort_attached_input_sections): New
17362 (Output_section::must_sort_attached_input_sections): New
17364 (Output_section::set_must_sort_attached_input_sections): New
17366 (class Output_section): Declare Input_section_sort_entry. Define
17367 Input_section_sort_compare. Declare
17368 sort_attached_input_sections. Add new fields:
17369 may_sort_attached_input_sections_,
17370 must_sort_attached_input_sections_,
17371 attached_input_sections_are_sorted_.
17372 * output.cc (Output_section::Output_section): Initialize new
17374 (Output_section::add_input_section): Add an entry to
17375 input_sections_ if may_sort or must_sort are true.
17376 (Output_section::set_final_data_size): Call
17377 sort_attached_input_sections if necessary.
17378 (Output_section::Input_section_sort_entry): Define new class.
17379 (Output_section::Input_section_sort_compare::operator()): New
17381 (Output_section::sort_attached_input_sections): New function.
17382 * configure.ac: Check whether the compiler supports constructor
17383 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
17384 * testsuite/initpri1.c: New file.
17385 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
17386 CONSTRUCTOR_PRIORITY.
17387 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
17388 (initpri1_LDFLAGS): New variable.
17389 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
17391 2008-03-27 Ian Lance Taylor <iant@google.com>
17393 * common.cc (Sort_commons::operator): Correct sorting algorithm.
17394 * testsuite/common_test_1.c: New file.
17395 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
17396 (common_test_1_SOURCES): New variable.
17397 (common_test_1_DEPENDENCIES): New variable.
17398 (common_test_1_LDFLAGS): New variable.
17400 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
17401 and commons_ correctly when NAME/VERSION does not override
17403 * testsuite/ver_test_6.c: New file.
17404 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
17405 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
17406 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
17408 2008-03-26 Ian Lance Taylor <iant@google.com>
17410 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
17411 of an undefined symbol from a version script.
17412 * testsuite/Makefile.am (ver_test_5.so): New target.
17413 (ver_test_5.o): New target.
17414 (check_SCRIPTS): Add ver_test_5.sh.
17415 (check_DATA): Add ver_test_5.syms.
17416 (ver_test_5.syms): New target.
17417 * testsuite/ver_test_5.cc: New file.
17418 * testsuite/ver_test_5.script: New file.
17419 * testsuite/ver_test_5.sh: New file.
17420 * Makefile.in, testsuite/Makefile.in: Rebuild.
17423 Fix problems building gold with gcc 4.3.0.
17424 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
17425 (gold_error_at_location, gold_warning_at_location): Use it.
17426 * configure.ac: Check whether we can compile and use a template
17427 function with a printf attribute.
17428 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
17429 when jumping over bytes.
17430 * object.cc: Instantiate Object::read_section_data.
17431 * debug.h: Include <cstring>
17432 * dwarf_reader.cc: Include <algorithm>
17433 * main.cc: Include <cstring>.
17434 * options.cc: Include <cstring>.
17435 * output.cc: Include <cstring>.
17436 * script.cc: Include <cstring>.
17437 * script.h: Include <string>.
17438 * symtab.cc: Include <cstring> and <algorithm>.
17439 * target-select.cc: Include <cstring>.
17440 * version.cc: Include <string>.
17441 * testsuite/testmain.cc: Include <cstdlib>.
17442 * configure, config.in: Rebuild.
17444 2008-03-25 Ian Lance Taylor <iant@google.com>
17446 * options.cc: Include "../bfd/bfdver.h".
17447 (options::help): Print bug reporting address.
17449 * version.cc (print_version): Adjust output for current value of
17450 BFD_VERSION_STRING.
17454 * options.cc (options::help): Print list of supported targets.
17455 * target-select.h: Include <vector>.
17456 (class Target_selector): Make machine_, size_, and is_big_endian_
17457 fields const. Add bfd_name_ and instantiated_target_ fields.
17458 (Target_selector::Target_selector): Add bfd_name parameter.
17459 (Target_selector::recognize): Make non-virtual, call
17461 (Target_selector::recognize_by_name): Make non-virtual, call
17462 do_recognize_by_name.
17463 (Target_selector::supported_names): New function.
17464 (Target_selector::bfd_name): New function.
17465 (Target_selector::do_instantiate_target): New pure virtual
17467 (Target_selector::do_recognize): New virtual function.
17468 (Target_selector::do_recognize_by_name): New virtual function.
17469 (Target_selector::instantiate_target): New private function.
17470 (supported_target_names): Declare.
17471 * target-select.cc (Target_selector::Target_selector): Update for
17472 new parameter and fields.
17473 (select_target_by_name): Check that the name matches before
17474 calling recognize_by_name.
17475 (supported_target_names): New function.
17476 * i386.cc (class Target_selector_i386): Update Target_selector
17477 constructor call. Remove recognize and recognize_by_name. Add
17478 do_instantiate_target.
17479 * x86_64.cc (class Target_selector_x86_64): Likewise.
17480 * testsuite/testfile.cc (class Target_selector_test): Update for
17481 changes to Target_selector.
17483 * README: Rewrite, with some notes on unsupported features.
17485 2008-03-24 Cary Coutant <ccoutant@google.com>
17487 * i386.cc (Target_i386::Got_type): New enum declaration.
17488 (Target_i386::Scan::local): Updated callers of Output_data_got
17490 (Target_i386::Scan::global): Likewise.
17491 (Target_i386::Relocate::relocate): Likewise.
17492 (Target_i386::Relocate::relocate_tls): Likewise.
17493 * object.h (Got_offset_list): New class.
17494 (Sized_relobj::local_has_got_offset): Added got_type parameter.
17495 (Sized_relobj::local_got_offset): Likewise.
17496 (Sized_relobj::set_local_got_offset): Likewise.
17497 (Sized_relobj::local_has_tls_got_offset): Removed.
17498 (Sized_relobj::local_tls_got_offset): Removed.
17499 (Sized_relobj::set_local_tls_got_offset): Removed.
17500 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
17501 * output.cc (Output_data_got::add_global): Added got_type parameter.
17502 (Output_data_got::add_global_with_rel): Likewise.
17503 (Output_data_got::add_global_with_rela): Likewise.
17504 (Output_data_got::add_global_pair_with_rel): New function.
17505 (Output_data_got::add_global_pair_with_rela): New function.
17506 (Output_data_got::add_local): Added got_type parameter.
17507 (Output_data_got::add_local_with_rel): Likewise.
17508 (Output_data_got::add_local_with_rela): Likewise.
17509 (Output_data_got::add_local_pair_with_rel): New function.
17510 (Output_data_got::add_local_pair_with_rela): New function.
17511 (Output_data_got::add_global_tls): Removed.
17512 (Output_data_got::add_global_tls_with_rel): Removed.
17513 (Output_data_got::add_global_tls_with_rela): Removed.
17514 (Output_data_got::add_local_tls): Removed.
17515 (Output_data_got::add_local_tls_with_rel): Removed.
17516 (Output_data_got::add_local_tls_with_rela): Removed.
17517 * output.h (Output_data_got::add_global): Added got_type parameter.
17518 (Output_data_got::add_global_with_rel): Likewise.
17519 (Output_data_got::add_global_with_rela): Likewise.
17520 (Output_data_got::add_global_pair_with_rel): New function.
17521 (Output_data_got::add_global_pair_with_rela): New function.
17522 (Output_data_got::add_local): Added got_type parameter.
17523 (Output_data_got::add_local_with_rel): Likewise.
17524 (Output_data_got::add_local_with_rela): Likewise.
17525 (Output_data_got::add_local_pair_with_rel): New function.
17526 (Output_data_got::add_local_pair_with_rela): New function.
17527 (Output_data_got::add_global_tls): Removed.
17528 (Output_data_got::add_global_tls_with_rel): Removed.
17529 (Output_data_got::add_global_tls_with_rela): Removed.
17530 (Output_data_got::add_local_tls): Removed.
17531 (Output_data_got::add_local_tls_with_rel): Removed.
17532 (Output_data_got::add_local_tls_with_rela): Removed.
17533 * resolve.cc (Symbol::override_base_with_special): Removed
17534 reference to has_got_offset_ field.
17535 * symtab.cc (Symbol::init_fields): Replaced initialization
17536 of got_offset_ with got_offsets_. Removed initialization
17538 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
17539 (Symbol::got_offset): Likewise.
17540 (Symbol::set_got_offset): Likewise.
17541 (Symbol::has_tls_got_offset): Removed.
17542 (Symbol::tls_got_offset): Removed.
17543 (Symbol::set_tls_got_offset): Removed.
17544 (Symbol::got_offset_): Removed.
17545 (Symbol::tls_mod_got_offset_): Removed.
17546 (Symbol::tls_pair_got_offset_): Removed.
17547 (Symbol::got_offsets_): New field.
17548 (Symbol::has_got_offset): Removed.
17549 (Symbol::has_tls_mod_got_offset): Removed.
17550 (Symbol::has_tls_pair_got_offset): Removed.
17551 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
17552 (Target_x86_64::Scan::local): Updated callers of Output_data_got
17554 (Target_x86_64::Scan::global): Likewise.
17555 (Target_x86_64::Relocate::relocate): Likewise.
17556 (Target_x86_64::Relocate::relocate_tls): Likewise.
17558 2008-03-25 Ben Elliston <bje@au.ibm.com>
17560 * yyscript.y: Fix spelling error in comment.
17562 2008-03-24 Ian Lance Taylor <iant@google.com>
17564 * options.h (class General_options): Define build_id option.
17565 * layout.h (class Layout): Declare write_build_id, create_note,
17566 create_build_id. Add build_id_note_ member.
17567 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
17568 "libiberty.h", "md5.h", "sha1.h".
17569 (Layout::Layout): Initialize eh_frame_data_,
17570 eh_frame_hdr_section_, and build_id_note_.
17571 (Layout::finalize): Call create_build_id.
17572 (Layout::create_note): New function, broken out of
17573 Layout::create_gold_note.
17574 (Layout::create_gold_note): Call create_note.
17575 (Layout::create_build_id): New function.
17576 (Layout::write_build_id): New function.
17577 (Close_task_runner::run): Call write_build_id.
17579 * x86_64.cc: Correct license to GPLv3.
17581 2008-03-23 Ian Lance Taylor <iant@google.com>
17583 * options.cc: Include "demangle.h".
17584 (parse_optional_string): New function.
17585 (parse_long_option): Handle takes_optional_argument.
17586 (parse_short_option): Update dash_z initializer. Handle
17587 takes_optional_argument.
17588 (General_options::General_options): Initialize do_demangle_.
17589 (General_options::finalize): Set do_demangle_. Handle demangling
17591 * options.h (parse_optional_string): Declare.
17592 (struct One_option): Add optional_arg field. Update constructor.
17593 Update call constructor calls. Add takes_optional_argument
17595 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
17596 (DEFINE_optional_string): Define.
17597 (General_options::demangle): Change from DEFINE_bool to
17598 DEFINE_optional_string.
17599 (General_options::no_demangle): New function.
17600 (General_options::do_demangle): New function.
17601 (General_options::set_do_demangle): New function.
17602 (General_options::execstack_status_): Move definition to end of
17604 (General_options::static_): Likewise.
17605 (General_options::do_demangle_): New field.
17606 * object.cc (big_endian>::get_symbol_location_info): Call
17607 Options::do_demangle, not Options::demangle.
17608 * symtab.cc (demangle): Likewise.
17610 2008-03-22 Ian Lance Taylor <iant@google.com>
17612 * gold.h: Include <cstddef> and <sys/types.h>
17613 * options.h: Include <cstring>.
17615 2008-03-21 Ian Lance Taylor <iant@google.com>
17617 * Added source code to GNU binutils.
17619 Copyright (C) 2008-2015 Free Software Foundation, Inc.
17621 Copying and distribution of this file, with or without modification,
17622 are permitted in any medium without royalty provided the copyright
17623 notice and this notice are preserved.
17629 version-control: never