1 2011-07-05 Ian Lance Taylor <iant@google.com>
3 * object.cc (Sized_relobj_file::include_section_group): Add
4 information to comment about signature location.
6 2011-07-02 Ian Lance Taylor <iant@google.com>
9 * options.h (class General_options): Add -f and -F.
10 * options.cc (General_options::finalize): Fatal error if -f/-F
11 are used without -shared.
12 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
14 2011-07-02 Ian Lance Taylor <iant@google.com>
16 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
18 2011-07-01 Ian Lance Taylor <iant@google.com>
22 * resolve.cc (Symbol::override_base_with_special): Don't override
23 the version if the overriding symbol has a different name.
24 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
25 all callers. If we give an error about an undefined version,
26 define the base version if necessary.
27 * dynobj.h (class Versions): Update declaration.
28 * testsuite/weak_alias_test_5.cc: New file.
29 * testsuite/weak_alias_test.script: New file.
30 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
31 and versioned_alias have the right value, and call t2.
32 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
34 (weak_alias_test_LDADD): Likewise.
35 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
36 * testsuite/Makefile.in: Rebuild.
38 2011-07-01 Ian Lance Taylor <iant@google.com>
41 * options.h (class General_options): Support -z notext.
42 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
44 (two_file_shared_nonpic.so): Likewise.
45 (two_file_shared_mixed.so): Likewise.
46 (two_file_shared_mixed_1.so): Likewise.
47 (weak_undef_lib_nonpic.so): Likewise.
48 (alt/weak_undef_lib_nonpic.so): Likewise.
49 (tls_test_shared_nonpic.so): Likewise.
50 * testsuite/Makefile.in: Rebuild.
52 2011-07-01 Ian Lance Taylor <iant@google.com>
55 * configure.ac: Test whether static linking works, setting
56 the automake conditional HAVE_STATIC.
57 * testsuite/Makefile.am: Disable tests using -static if
58 HAVE_STATIC is not true.
59 * configure, testsuite/Makefile.in: Rebuild.
61 2011-07-01 Ian Lance Taylor <iant@google.com>
64 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
65 Assert if we see DW_EH_PE_indirect.
66 * target.h (Target::ehframe_datarel_base): New function.
67 (Target::do_ehframe_datarel_base): New target function.
68 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
69 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
72 2011-07-01 Ian Lance Taylor <iant@google.com>
75 * options.h (class General_options): Add
76 --ld-generated-unwind-info.
77 * ehframe.cc (Fde::write): Add address parameter. Change all
78 callers. If associated with PLT, fill in address and size.
79 (Cie::set_output_offset): Only add merge mapping if there is an
81 (Cie::write): Add address parameter. Change all callers.
82 (Eh_frame::add_ehframe_for_plt): New function.
83 * ehframe.h (class Fde): Update declarations. Move shndx_ and
84 input_offset_ fields into union u_, with new plt field.
85 (Fde::Fde): Adjust for new union field.
86 (Fde::Fde) [Output_data version]: New constructor.
87 (Fde::add_mapping): Only add merge mapping if there is an object.
88 (class Cie): Update declarations.
89 (class Eh_frame): Declare add_ehframe_for_plt.
90 * layout.cc (Layout::layout_eh_frame): Break out code into
91 make_eh_frame_section, and call it.
92 (Layout::make_eh_frame_section): New function.
93 (Layout::add_eh_frame_for_plt): New function.
94 * layout.h (class Layout): Update declarations.
95 * merge.cc (Merge_map::add_mapping): Add assertion.
96 * i386.cc: Include "dwarf.h".
97 (class Output_data_plt_i386): Make first_plt_entry,
98 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
99 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
100 and plt_eh_frame_fde.
101 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
102 boundary. Call add_eh_frame_for_plt if appropriate.
103 * x86_64.cc: Include "dwarf.h".
104 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
105 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
106 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
107 and plt_eh_frame_fde.
108 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
111 2011-06-29 Ian Lance Taylor <iant@google.com>
114 * object.cc (Sized_relobj_file::layout_section): Change shdr
115 parameter to be const.
116 (Sized_relobj_file::layout_eh_frame_section): New function, broken
118 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
119 appropriate. Call layout_eh_frame_section.
120 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
122 * object.h (class Sized_relobj_file): Update declarations.
124 2011-06-29 Ian Lance Taylor <iant@google.com>
127 * script.cc (Token::integer_value): Accept trailing M/m/K/k
129 (Lex::gather_token): Accept trailing M/m/K/k for integers.
131 2011-06-29 Ian Lance Taylor <iant@google.com>
134 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
136 * layout.cc (Layout::layout_eh_frame): Likewise.
138 2011-06-29 Ian Lance Taylor <iant@google.com>
141 * layout.cc (Layout::symtab_section_shndx): New function.
142 * layout.h (class Layout): Declare symtab_section_shndx.
143 * output.cc (Output_section::write_header): Call it.
145 2011-06-29 Ian Lance Taylor <iant@google.com>
148 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
149 symbols which are not used in a relocation.
151 2011-06-28 Ian Lance Taylor <iant@google.com>
154 * layout.cc (Layout::segment_precedes): Don't crash if a linker
155 script create indistinguishable segments.
156 (Layout::set_segment_offsets): Use stable_sort when sorting
157 segments. Pass this to Compare_segments constructor.
158 * layout.h (class Layout): Make segment_precedes non-static.
159 (class Compare_segments): Change from struct to class. Add
160 layout_ field. Add constructor.
162 (Script_sections::attach_sections_using_phdrs_clause): Rename
163 local orphan to is_orphan. Don't report failure to put empty
164 section in segment. On attachment failure, report name of
165 section, and attach to first PT_LOAD segment.
167 2011-06-28 Ian Lance Taylor <iant@google.com>
170 * target-select.cc (Target_selector::Target_selector): Add
171 emulation parameter. Change all callers.
172 (select_target_by_bfd_name): Rename from select_target_by_name.
174 (select_target_by_emulation): New function.
175 (supported_emulation_names): New function.
176 * target-select.h (class Target_selector): Add emulation_ field.
178 (Target_selector::recognize_by_bfd_name): Rename from
179 recognize_by_name. Change all callers.
180 (Target_selector::supported_bfd_names): Rename from
181 supported_names. Change all callers.
182 (Target_selector::recognize_by_emulation): New function.
183 (Target_selector::supported_emulations): New function.
184 (Target_selector::emulation): New function.
185 (Target_selector::do_recognize_by_bfd_name): Rename from
186 do_recognize_by_name. Change all callers.
187 (Target_selector::do_supported_bfd_names): Rename from
188 do_supported_names. Change all callers.
189 (Target_selector::do_recognize_by_emulation): New function.
190 (Target_selector::do_supported_emulations): New function.
191 (select_target_by_bfd_name): Change name in declaration.
192 (select_target_by_emulation): Declare.
193 (supported_emulation_names): Declare.
194 * parameters.cc (parameters_force_valid_target): Try to find
195 target based on emulation from -m option.
196 * options.h (class General_options): Change doc string for -m.
197 * options.cc (help): Print emulations.
198 (General_options::parse_V): Likewise.
199 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
200 Add emulation parameter. Change all callers.
202 2011-06-28 Ian Lance Taylor <iant@google.com>
204 * target.h (class Target): Add osabi_ field.
205 (Target::osabi): New function.
206 (Target::set_osabi): New function.
207 (Target::Target): Initialize osabi_.
208 (Target::do_adjust_elf_header): Make pure virtual.
209 (Sized_target::do_adjust_elf_header): Declare.
210 * target.cc (Sized_target::do_adjust_elf_header): New function.
211 (class Sized_target): Instantiate all versions.
212 * freebsd.h (class Target_freebsd): Remove.
213 (Target_selector_freebsd::do_recognize): Call set_osabi on
215 (Target_selector_freebsd::do_recognize_by_name): Likewise.
216 (Target_selector_freebsd::set_osabi): Remove.
217 * i386.cc (class Target_i386): Inherit from Sized_target rather
219 * x86_64.cc (class Target_x86_64): Likewise.
221 2011-06-28 Ian Lance Taylor <iant@google.com>
223 * target.h (Target::can_check_for_function_pointers): Rewrite.
225 (Target::can_icf_inline_merge_sections): Likewise.
226 (Target::section_may_have_icf_unsafe_poineters): Likewise.
227 (Target::Target_info): Add can_icf_inline_merge_sections field.
228 (Target::do_can_check_for_function_pointers): New virtual
230 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
231 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
232 from can_check_for_function_pointers, move in file.
233 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
234 section_may_have_icf_unsafe_poineters, move in file.
235 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
236 * i386.cc (Target_i386::do_can_check_for_function_pointers):
237 Rename from can_check_for_function_pointers, move in file.
238 (Target_i386::can_icf_inline_merge_sections): Remove.
239 (Target_i386::i386_info): Initialize
240 can_icf_inline_merge_sections.
241 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
242 Initialize can_icf_inline_merge_sections.
243 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
244 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
245 Rename from can_check_for_function_pointers, move in file.
246 (Target_x86_64::can_icf_inline_merge_sections): Remove.
247 (Target_x86_64::x86_64_info): Initialize
248 can_icf_inline_merge_sections.
249 * testsuite/testfile.cc (Target_test::test_target_info):
251 * icf.cc (get_section_contents): Correct formatting.
253 2011-06-27 Ian Lance Taylor <iant@google.com>
255 * symtab.cc (Symbol::versioned_name): New function.
256 (Symbol_table::add_to_final_symtab): Use versioned_name when
258 (Symbol_table::sized_write_symbol): Likewise.
259 * symtab.h (class Symbol): Declare versioned_name.
260 * stringpool.h (class Stringpool_template): Add variant of add
261 which takes a std::basic_string.
262 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
263 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
264 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
265 (ver_test_12.o): New target.
266 * testsuite/Makefile.in: Rebuild.
268 2011-06-27 Doug Kwan <dougkwan@google.com>
270 * arm.cc (Arm_relocate_functions::thm_jump8,
271 Arm_relocate_functions::thm_jump11): Use a wider signed
272 type to compute offset.
273 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
275 * testsuite/Makefile.in: Regenerate.
276 * testsuite/arm_branch_in_range.sh: Check test results of
277 arm_thm_jump11 and arm_thm_jump8.
278 * testsuite/arm_thm_jump11.s: New test source file.
279 * testsuite/arm_thm_jump11.t: New linker script.
280 * testsuite/arm_thm_jump8.s: New test source file.
281 * testsuite/arm_thm_jump8.t: New linker script.
283 2011-06-24 Ian Lance Taylor <iant@google.com>
285 * layout.cc: Include "object.h".
286 (ctors_sections_in_init_array): New static variable.
287 (Layout::is_ctors_in_init_array): New function.
288 (Layout::layout): Add entry to ctors_sections_in_init_array if
290 * layout.h (class Layout): Declare is_ctors_in_init_array.
291 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
292 is_ctors_reverse_view is set.
293 (Sized_relobj_file::write_sections): Add layout parameter. Change
294 all callers. Set is_ctors_reverse_view field of View_size.
295 (Sized_relobj_file::reverse_words): New function.
296 * object.h (Sized_relobj_file::View_size): Add
297 is_ctors_reverse_view field.
298 (class Sized_relobj_file): Update declarations.
299 * testsuite/initpri3.c: New test.
300 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
302 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
303 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
304 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
305 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
306 * testsuite/Makefile.in: Rebuild.
308 2011-06-24 Cary Coutant <ccoutant@google.com>
310 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
311 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
312 (debug_msg_cdebug.err): New targets.
313 * testsuite/Makefile.in: Regenerate.
314 * testsuite/debug_msg.sh: Check output of link with compressed debug.
315 Fix checks for link with shared library.
317 2011-06-24 Doug Kwan <dougkwan@google.com>
319 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
320 skip empty text sections.
321 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
323 2011-06-22 Ian Lance Taylor <iant@google.com>
326 * options.h (class General_options): Add --ctors-in-init-array.
327 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
328 friends as SHT_PROGBITS for merging sections.
329 (Layout::layout): Remove special handling of .init_array and
330 friends. Don't sort if doing relocatable link. Sort for .ctors
331 and .dtors if ctors_in_init_array.
332 (Layout::make_output_section): Force correct section types for
333 .init_array and friends. Don't sort if doing relocatable link,
334 Don't sort .ctors and .dtors if ctors_in_init_array.
335 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
336 (Layout::output_section_name): Add relobj parameter. Change all
337 callers. Handle .ctors. and .dtors. in code rather than table.
338 Handle .ctors and .dtors if ctors_in_init_array.
339 (Layout::match_file_name): New function, moved from output.cc.
340 * layout.h (class Layout): Update declarations.
341 * output.cc: Include "layout.h".
342 (Input_section_sort_entry::get_priority): New function.
343 (Input_section_sort_entry::match_file_name): Just call
344 Layout::match_file_name.
345 (Output_section::Input_section_sort_init_fini_compare::operator()):
346 Handle .ctors and .dtors. Sort by explicit priority rather than
348 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
349 * testsuite/initpri2.c: New test.
350 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
351 (check_PROGRAMS): Add initpri2.
352 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
353 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
354 * configure, testsuite/Makefile.in: Rebuild.
356 2011-06-19 Ian Lance Taylor <iant@google.com>
359 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
360 .interp section to a PT_INTERP segment even if we have seen a
361 --dynamic-linker option. Don't do it if we have seen a PHDRS
362 clause in a linker script.
363 (Layout::finalize): Don't create a .interp section if we've
364 already create a PT_INTERP segment.
365 (Layout::create_interp): Always call choose_output_section (revert
366 patch of 2011-06-17). Don't create PT_INTERP segment.
368 (Script_sections::create_note_and_tls_segments): Add a .interp
369 section to a PT_INTERP segment even if we have seen a
370 --dynamic-linker option.
372 2011-06-18 Ian Lance Taylor <iant@google.com>
374 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
375 merely because a non-PT_LOAD segment has a dynamic reloc.
377 2011-06-18 Ian Lance Taylor <iant@google.com>
379 * layout.cc (Layout::finish_dynamic_section): Don't create
380 DT_FLAGS entry if not needed.
382 2011-06-18 Ian Lance Taylor <iant@google.com>
385 * layout.cc (Layout::layout_eh_frame): Correct handling of
386 writable .eh_frame section.
388 2011-06-17 Ian Lance Taylor <iant@google.com>
391 * resolve.cc (Symbol_table::resolve): Don't give an error if a
392 symbol is redefined with the exact same object and value.
394 2011-06-17 Ian Lance Taylor <iant@google.com>
397 * layout.h (class Layout): Add interp_segment_ field.
398 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
399 (Layout::attach_allocated_section_to_segment): If making shared
400 library, put .interp section in PT_INTERP segment.
401 (Layout::finalize): Also call create_interp if -dynamic-linker
403 (Layout::create_interp): Assert that there is no PT_INTERP
404 segment. If not using a SECTIONS clause, use make_output_section.
405 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
407 (Script_sections::create_note_and_tls_segments): If making shared
408 library, put .interp section in PT_INTERP segment.
410 2011-06-17 Ian Lance Taylor <iant@google.com>
412 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
413 when making a shared library.
415 2011-06-17 Ian Lance Taylor <iant@google.com>
417 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
418 parameter. Change all callers. Don't issue warning about PC32
419 against locally defined symbol.
421 2011-06-16 Ian Lance Taylor <iant@google.com>
423 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
424 occurs in same object.
426 2011-06-14 Alan Modra <amodra@gmail.com>
428 * po/POTFILES.in: Regenerate.
430 2011-06-09 Ian Lance Taylor <iant@google.com>
433 (Orphan_output_section::set_section_addresses): For a relocatable
434 link set address to 0.
436 2011-06-09 Cary Coutant <ccoutant@google.com>
439 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
440 used with --compress-debug-sections.
441 * gold/object.cc (Sized_relobj_file::do_layout): Report
442 uncompressed size of compressed input sections.
444 2011-06-08 Cary Coutant <ccoutant@google.com>
447 * testsuite/two_file_test_2_v1.cc: Change initialization of
448 v2 to keep it in .data.
450 2011-06-07 Cary Coutant <ccoutant@google.com>
452 * common.cc (Symbol_table::do_allocate_commons_list): Call
454 * errors.cc (Errors::fatal): Adjust call to gold_exit.
455 (Errors::fallback): New function.
456 (gold_fallback): New function.
457 * errors.h (Errors::fallback): New function.
458 * gold.cc (gold_exit): Change status parameter to enum; adjust
460 (queue_initial_tasks): Call gold_fallback.
461 * gold.h: Include cstdlib.
462 (Exit_status): New enum type.
463 (gold_exit): Change status parameter to enum.
464 (gold_fallback): New function.
465 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
466 (Layout::create_symtab_sections): Likewise.
467 (Layout::create_shdrs): Likewise.
468 * main.cc (main): Adjust call to gold_exit.
469 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
470 (Output_data_got::add_got_entry_pair): Likewise.
471 (Output_section::add_input_section): Likewise.
472 (Output_section::add_output_section_data): Likewise.
473 (Output_segment::set_section_list_addresses): Likewise.
474 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
476 2011-06-07 Cary Coutant <ccoutant@google.com>
478 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
479 for incremental links.
480 * output.cc (Output_segment::set_section_list_addresses): Remove
481 FIXME and test for TLS or BSS.
483 2011-06-07 Cary Coutant <ccoutant@google.com>
485 * testsuite/Makefile.am: Add incremental_copy_test,
486 incremental_common_test_1.
487 * testsuite/Makefile.in: Regenerate.
488 * testsuite/common_test_1_v1.c: New source file.
489 * testsuite/common_test_1_v2.c: New source file.
490 * testsuite/copy_test_v1.cc: New source file.
492 2011-06-07 Cary Coutant <ccoutant@google.com>
494 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
495 update, allocate common from bss section's free list.
496 * incremental-dump.cc (dump_incremental_inputs): Print flag for
497 linker-defined symbols.
498 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
499 Skip GOT and PLT entries that are no longer referenced.
500 (Output_section_incremental_inputs::write_info_blocks): Mark
501 linker-defined symbols.
502 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
503 * output.cc (Output_section::allocate): New function.
504 * output.h (Output_section::allocate): New function.
505 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
506 linker-defined symbols.
507 (Symbol::override_base_with_special): Copy is_predefined_ flag.
508 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
509 (Symbol::init_base_output_data): Likewise.
510 (Symbol::init_base_output_segment): Likewise.
511 (Symbol::init_base_constant): Likewise.
512 (Sized_symbol::init_output_data): Likewise.
513 (Sized_symbol::init_output_segment): Likewise.
514 (Sized_symbol::init_constant): Likewise.
515 (Symbol_table::do_define_in_output_data): Likewise.
516 (Symbol_table::do_define_in_output_segment): Likewise.
517 (Symbol_table::do_define_as_constant): Likewise.
518 * symtab.h (Symbol::is_predefined): New function.
519 (Symbol::init_base_output_data): Add is_predefined parameter.
520 (Symbol::init_base_output_segment): Likewise.
521 (Symbol::init_base_constant): Likewise.
522 (Symbol::is_predefined_): New data member.
523 (Sized_symbol::init_output_data): Add is_predefined parameter.
524 (Sized_symbol::init_output_segment): Likewise.
525 (Sized_symbol::init_constant): Likewise.
526 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
528 2011-06-07 Cary Coutant <ccoutant@google.com>
530 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
531 instead of emit_copy_reloc.
532 (Copy_relocs::emit_copy_reloc): Refactor.
533 (Copy_relocs::make_copy_reloc): New function.
534 (Copy_relocs::add_copy_reloc): Remove.
535 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
537 (Copy_relocs::make_copy_reloc): New function.
538 (Copy_relocs::add_copy_reloc): Remove.
539 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
540 unchanged input files.
541 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
542 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
543 Reserve BSS space for COPY relocations.
544 (Sized_incremental_binary::do_emit_copy_relocs): New function.
545 (Output_section_incremental_inputs::write_info_blocks): Record
546 whether a symbol is copied from a shared object.
547 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
548 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
549 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
550 (Incremental_input_entry_reader::get_output_symbol_index): Add
552 (Incremental_binary::emit_copy_relocs): New function.
553 (Incremental_binary::do_emit_copy_relocs): New function.
554 (Sized_incremental_binary::Sized_incremental_binary): Initialize
556 (Sized_incremental_binary::add_copy_reloc): New function.
557 (Sized_incremental_binary::do_emit_copy_relocs): New function.
558 (Sized_incremental_binary::Copy_reloc): New struct.
559 (Sized_incremental_binary::Copy_relocs): New typedef.
560 (Sized_incremental_binary::copy_relocs_): New data member.
561 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
562 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
563 * target.h (Sized_target::emit_copy_reloc): New function.
564 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
566 2011-06-02 Cary Coutant <ccoutant@google.com>
569 * gold/archive.cc (Archive::Archive): Initialize new data member.
570 (Archive::include_all_members): Return if archive has already been
572 * gold/archive.h (Archive::include_all_members_): New data member.
574 2011-06-02 Nick Clifton <nickc@redhat.com>
576 * dynobj.h: Fix spelling mistake in comment.
577 * output.cc: Likewise.
579 2011-05-31 Doug Kwan <dougkwan@google.com>
583 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
584 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
585 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
586 redundant arm_exidx_test.so.
587 * testsuite/Makefile.in: Regenerate.
588 (check_SCRIPTS): Add pr12826.sh
589 (check_DATA): Add pr12826.stdout
590 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
591 * testsuite/pr12826.sh: New file.
592 * testsuite/pr12826_1.s: Ditto.
593 * testsuite/pr12826_1.s: Ditto.
595 2011-05-30 Ian Lance Taylor <iant@google.com>
597 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
600 2011-05-29 Ian Lance Taylor <iant@google.com>
603 * testsuite/Makefile.am: Use different file name for two_file_test
604 temporary file for each incremental test.
605 * testsuite/Makefile.in: Rebuild.
607 2011-05-29 Ian Lance Taylor <iant@google.com>
609 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
610 binary input file is empty.
612 2011-05-27 Ian Lance Taylor <iant@google.com>
614 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
615 (ver_test_9.so): Likewise.
616 * testsuite/Makefile.in: Rebuild.
618 2011-05-26 Cary Coutant <ccoutant@google.com>
620 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
621 * incremental.cc (Incremental_inputs::report_input_section): Fix
622 comment, indentation.
623 (Incremental_inputs::report_comdat_group): New function.
624 (Output_section_incremental_inputs::set_final_data_size): Adjust size
625 of data for incremental input file entry.
626 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
627 group count, COMDAT group signatures.
628 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
629 an unchanged input file.
630 * incremental.h (Incremental_object_entry::Incremental_object_entry):
631 Initialize new data member.
632 (Incremental_object_entry::add_comdat_group): New function.
633 (Incremental_object_entry::get_comdat_group_count): New function.
634 (Incremental_object_entry::get_comdat_signature_key): New function.
635 (Incremental_object_entry::groups_): New data member.
636 (Incremental_inputs::report_comdat_group): New function.
637 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
638 data for incremental input file entry.
639 (Incremental_input_entry_reader::get_comdat_group_count): New function.
640 (Incremental_input_entry_reader::get_input_section): Adjust size of
641 data for incremental input file entry.
642 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
643 (Incremental_input_entry_reader::get_comdat_group_signature): New
645 * object.cc (Sized_relobj::include_section_group): Report kept
646 COMDAT groups for incremental links.
648 2011-05-24 David Meyer <pdox@google.com>
650 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
651 with name parameter. Add found_name parameter.
652 * fileread.cc (Input_file::find_file): Adjust code accordingly.
653 * dirsearch.h (class Dirsearch): Update declaration.
655 2011-05-24 Ian Lance Taylor <iant@google.com>
657 * archive.cc (Library_base::should_include_member): Pull in object
658 from archive if it defines the entry symbol.
659 * parameters.cc (Parameters::entry): New function.
660 * parameters.h (class Parameters): Declare entry.
661 * output.h (class Output_file_header): Remove entry_ field.
662 * output.cc (Output_file_header::Output_file_header): Remove entry
663 parameter. Change all callers.
664 (Output_file_header::entry): Use parameters->entry.
665 * gold.cc (queue_middle_tasks): Likewise.
666 * plugin.cc (Plugin_hook::run): Likewise.
668 2011-05-24 Cary Coutant <ccoutant@google.com>
670 * gold.cc (queue_initial_tasks): Pass incremental base filename
671 to Output_file::open_base_file; don't print error message.
672 * incremental-dump.cc (main): Adjust call to
673 Output_file::open_for_modification.
674 * incremental-dump.cc (main): Likewise.
675 * incremental.cc (Incremental_inputs::report_command_line):
676 Ignore --incremental-base option when comparing command lines.
677 Ignore parameter when given as separate argument.
678 * options.h (class General_options): Add --incremental-base.
679 * output.cc (Output_file::Output_file):
680 (Output_file::open_base_file): Add base_name and writable parameters;
681 read base file into new file; print error message here.
682 (Output_file::map_no_anonymous): Add writable parameter; adjust all
684 * output.h (Output_file::open_for_modification): Rename to...
685 (Output_file::open_base_file): ...this; add base_name and
686 writable parameters; adjust all callers.
687 (Output_file::map_no_anonymous): Add writable parameter; adjust all
689 * testsuite/Makefile.am (incremental_test_4): Test
691 * testsuite/Makefile.in: Regenerate.
693 2011-05-24 Cary Coutant <ccoutant@google.com>
695 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
697 * testsuite/Makefile.in: Regenerate.
698 * testsuite/two_file_test_1_v1.cc: New test source file.
699 * testsuite/two_file_test_1b_v1.cc: New test source file.
700 * testsuite/two_file_test_2_v1.cc: New test source file.
702 2011-05-24 Cary Coutant <ccoutant@google.com>
704 * dynobj.h (Dynobj::do_dynobj): New function.
705 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
706 flag and soname for shared objects.
707 * incremental.cc (Incremental_inputs::report_object): Make
708 either Incremental_object_entry or Incremental_dynobj_entry; add
709 soname to string table.
710 (Incremental_inputs::report_input_section): Add assertion.
711 (Output_section_incremental_inputs::set_final_data_size): Adjust
712 type of input file entry for shared libraries; adjust size of
713 shared library info entry.
714 (Output_section_incremental_inputs::write_input_files): Write
715 as_needed flag for shared libraries.
716 (Output_section_incremental_inputs::write_info_blocks): Adjust type
717 of input file entry for shared libraries; write soname.
718 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
719 soname from incremental info.
720 * incremental.h (enum Incremental_input_flags): Add
721 INCREMENTAL_INPUT_AS_NEEDED.
722 (Incremental_input_entry::Incremental_input_entry): Initialize new
724 (Incremental_input_entry::set_as_needed): New function.
725 (Incremental_input_entry::as_needed): New function.
726 (Incremental_input_entry::do_dynobj_entry): New function.
727 (Incremental_input_entry::as_needed_): New data member.
728 (Incremental_object_entry::Incremental_object_entry): Don't check
730 (Incremental_object_entry::do_type): Likewise.
731 (class Incremental_dynobj_entry): New class.
732 (Incremental_input_entry_reader::as_needed): New function.
733 (Incremental_input_entry_reader::get_soname): New function.
734 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
735 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
736 size of shared library info entry.
737 * layout.cc (Layout::finish_dynamic_section): Don't test for
738 incremental link when adding DT_NEEDED entries.
739 * object.h (Object::Object): Initialize new data member.
740 (Object::dynobj): New function.
741 (Object::set_as_needed): New function.
742 (Object::as_needed): New function.
743 (Object::do_dynobj): New function.
744 (Object::as_needed_): New data member.
746 2011-05-24 Cary Coutant <ccoutant@google.com>
748 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
749 info; adjust display of GOT entries.
750 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
751 vector of input objects; remove file_status_.
752 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
753 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
754 got_plt reader; call target hooks to reserve GOT entries.
755 (Output_section_incremental_inputs::set_final_data_size): Adjust size
756 of input file info header and GOT info entry.
757 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
759 (Got_plt_view_info::got_descriptor): Remove.
760 (Got_plt_view_info::sym_index): New data member.
761 (Got_plt_view_info::input_index): New data member.
762 (Local_got_offset_visitor::visit): Write input file index.
763 (Global_got_offset_visitor::visit): Write 0 for input file index.
764 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
765 with sym_index and input_index.
766 (Output_section_incremental_inputs::write_got_plt): Adjust size of
767 incremental info GOT entry; replace got_descriptor with input_index.
768 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
769 map from input file index to object.
770 (Sized_relobj_incr::do_layout): Replace direct data member reference
771 with accessor function.
772 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
773 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
774 Adjust size of input file info header.
775 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
776 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
777 (Incremental_input_entry_reader::get_input_section): Adjust size of
778 input file info header.
779 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
780 of incremental info GOT entry.
781 (Incremental_got_plt_reader::get_got_desc): Remove.
782 (Incremental_got_plt_reader::get_got_symndx): New function.
783 (Incremental_got_plt_reader::get_got_input_index): New function.
784 (Sized_incremental_binary::Sized_incremental_binary): Remove
785 file_status_; add input_objects_.
786 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
787 (Sized_incremental_binary::set_file_is_unchanged): Remove.
788 (Sized_incremental_binary::file_is_unchanged): Remove.
789 (Sized_incremental_binary::set_input_object): New function.
790 (Sized_incremental_binary::input_object): New function.
791 (Sized_incremental_binary::file_status_): Remove.
792 (Sized_incremental_binary::input_objects_): New data member.
793 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
795 (Sized_relobj_incr::invalid_address): Move to base class.
796 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
798 (Sized_relobj_incr::do_output_section_offset): Likewise.
799 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
800 (Sized_relobj_incr::section_offsets_): Likewise.
801 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
803 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
804 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
805 with accessor function.
806 (Sized_relobj_file::do_layout): Likewise.
807 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
808 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
809 (Sized_relobj_file::compute_final_local_value): Replace refs to
810 section_offsets_ with accessor function.
811 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
812 * object.h (Relobj::Relobj): Initialize new data members.
813 (Relobj::add_dyn_reloc): New function.
814 (Relobj::first_dyn_reloc): New function.
815 (Relobj::dyn_reloc_count): New function.
816 (Relobj::first_dyn_reloc_): New data member.
817 (Relobj::dyn_reloc_count_): New data member.
818 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
820 (Sized_relobj::Address): New typedef.
821 (Sized_relobj::invalid_address): Move here from child class.
822 (Sized_relobj::Sized_relobj): Initialize new data members.
823 (Sized_relobj::sized_relobj): New function.
824 (Sized_relobj::is_output_section_offset_invalid): Move here from
826 (Sized_relobj::get_output_section_offset): Likewise.
827 (Sized_relobj::local_has_got_offset): Likewise.
828 (Sized_relobj::local_got_offset): Likewise.
829 (Sized_relobj::set_local_got_offset): Likewise.
830 (Sized_relobj::do_for_all_local_got_entries): Likewise.
831 (Sized_relobj::clear_got_offsets): New function.
832 (Sized_relobj::section_offsets): Move here from child class.
833 (Sized_relobj::do_output_section_offset): Likewise.
834 (Sized_relobj::do_set_section_offset): Likewise.
835 (Sized_relobj::Local_got_offsets): Likewise.
836 (Sized_relobj::local_got_offsets_): Likewise.
837 (Sized_relobj::section_offsets_): Likewise.
838 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
840 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
842 (Sized_relobj_file::sized_relobj): New function
843 (Sized_relobj_file::local_has_got_offset): Move to base class.
844 (Sized_relobj_file::local_got_offset): Likewise.
845 (Sized_relobj_file::set_local_got_offset): Likewise.
846 (Sized_relobj_file::get_output_section_offset): Likewise.
847 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
848 (Sized_relobj_file::do_output_section_offset): Likewise.
849 (Sized_relobj_file::do_set_section_offset): Likewise.
850 (Sized_relobj_file::Local_got_offsets): Likewise.
851 (Sized_relobj_file::local_got_offsets_): Likewise.
852 (Sized_relobj_file::section_offsets_): Likewise.
853 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
855 (set_needs_dynsym_index): Convert relobj to derived class pointer.
856 (Output_reloc::get_symbol_index): Likewise.
857 (Output_reloc::local_section_offset): Likewise.
858 (Output_reloc::get_address): Likewise.
859 (Output_reloc::symbol_value): Likewise.
860 (Output_data_got::reserve_slot): Move to class definition.
861 (Output_data_got::reserve_local): New function.
862 (Output_data_got::reserve_slot_for_global): Remove.
863 (Output_data_got::reserve_global): New function.
864 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
865 (all constructors, two instantiations).
866 (Output_reloc::get_relobj): New function (two instantiations).
867 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
868 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
869 (Output_data_reloc::add_global): Adjust type of relobj.
870 (Output_data_reloc::add_global_relative): Likewise.
871 (Output_data_reloc::add_symbolless_global_addend): Likewise.
872 (Output_data_reloc::add_local): Likewise.
873 (Output_data_reloc::add_local_relative): Likewise.
874 (Output_data_reloc::add_symbolless_local_addend): Likewise.
875 (Output_data_reloc::add_local_section): Likewise.
876 (Output_data_reloc::add_output_section): Likewise.
877 (Output_data_reloc::add_absolute): Likewise.
878 (Output_data_reloc::add_target_specific): Likewise.
879 (Output_data_got::reserve_slot): Move definition here.
880 (Output_data_got::reserve_local): New function.
881 (Output_data_got::reserve_global): New function.
882 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
883 section_offsets_ with accessor function.
884 (Sized_relobj_file::write_sections): Likewise.
885 (Sized_relobj_file::do_relocate_sections): Likewise.
886 * target.h (Sized_target::reserve_local_got_entry): New function.
887 (Sized_target::reserve_global_got_entry): New function.
888 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
889 (Target_x86_64::reserve_global_got_entry): New function.
890 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
892 2011-05-23 Cary Coutant <ccoutant@google.com>
894 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
895 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
896 bit when checking got_type.
897 * incremental.cc (Sized_incremental_binary::setup_readers):
898 Store symbol table and string table locations; initialize bit vector
899 of file status flags.
900 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
902 (Sized_incremental_binary::do_process_got_plt): New function.
903 (Sized_incremental_binary::get_symtab_view): Use stored locations.
904 (Output_section_incremental_inputs::set_final_data_size): Record
905 file index for each input file.
906 (Output_section_incremental_inputs::write_got_plt): Store file index
907 instead of input entry offset for each GOT entry.
909 (Incremental_input_entry::Incremental_input_entry): Initialize new
911 (Incremental_input_entry::set_offset): Store file index.
912 (Incremental_input_entry::get_file_index): New function.
913 (Incremental_input_entry::file_index_): New data member.
914 (Incremental_binary::process_got_plt): New function.
915 (Incremental_binary::do_process_got_plt): New function.
916 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
918 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
919 (Sized_incremental_binary::set_file_is_unchanged): New function.
920 (Sized_incremental_binary::file_is_unchanged): New function.
921 (Sized_incremental_binary::do_process_got_plt): New function.
922 (Sized_incremental_binary::file_status_): New data member.
923 (Sized_incremental_binary::main_symtab_loc_): New data member.
924 (Sized_incremental_binary::main_strtab_loc_): New data member.
925 * output.cc (Output_data_got::Got_entry::write): Add case
927 (Output_data_got::add_global): Call add_got_entry.
928 (Output_data_got::add_global_plt): Likewise.
929 (Output_data_got::add_global_with_rel): Likewise.
930 (Output_data_got::add_global_with_rela): Likewise.
931 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
932 (Output_data_got::add_global_pair_with_rela): Likewise.
933 (Output_data_got::add_local): Call add_got_entry.
934 (Output_data_got::add_local_plt): Likewise.
935 (Output_data_got::add_local_with_rel): Likewise.
936 (Output_data_got::add_local_with_rela): Likewise.
937 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
938 (Output_data_got::add_local_pair_with_rela): Likewise.
939 (Output_data_got::reserve_slot): New function.
940 (Output_data_got::reserve_slot_for_global): New function.
941 (Output_data_got::add_got_entry): New function.
942 (Output_data_got::add_got_entry_pair): New function.
943 (Output_section::add_output_section_data): Edit FIXME.
945 (Output_section_data_build::Output_section_data_build): New
946 constructor with size parameter.
947 (Output_data_space::Output_data_space): Likewise.
948 (Output_data_got::Output_data_got): Initialize new data member; new
949 constructor with size parameter.
950 (Output_data_got::add_constant): Call add_got_entry.
951 (Output_data_got::reserve_slot): New function.
952 (Output_data_got::reserve_slot_for_global): New function.
953 (class Output_data_got::Got_entry): Add RESERVED_CODE.
954 (Output_data_got::add_got_entry): New function.
955 (Output_data_got::add_got_entry_pair): New function.
956 (Output_data_got::free_list_): New data member.
957 * target.h (Sized_target::init_got_plt_for_update): New function.
958 (Sized_target::register_global_plt_entry): New function.
959 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
960 Initialize new data member; call init; add constructor with PLT count.
961 (Output_data_plt_x86_64::init): New function.
962 (Output_data_plt_x86_64::add_relocation): New function.
963 (Output_data_plt_x86_64::reserve_slot): New function.
964 (Output_data_plt_x86_64::free_list_): New data member.
965 (Target_x86_64::init_got_plt_for_update): New function.
966 (Target_x86_64::register_global_plt_entry): New function.
967 (Output_data_plt_x86_64::add_entry): Allocate from free list for
969 (Output_data_plt_x86_64::add_relocation): New function.
970 * testsuite/object_unittest.cc (Object_test): Set default options.
972 2011-05-16 Ian Lance Taylor <iant@google.com>
974 * options.h (class General_options): Make -i a synonym for -r.
976 2011-05-16 Ian Lance Taylor <iant@google.com>
978 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
980 2011-05-10 Cary Coutant <ccoutant@google.com>
982 * object.cc (Sized_relobj::do_count_local_symbols): Check for
985 2011-05-06 Ian Lance Taylor <iant@google.com>
987 * layout.cc (Layout::layout): If the output section flags change,
990 2011-04-25 Cary Coutant <ccoutant@google.com>
992 * incremental-dump.cc (dump_incremental_inputs): Print local
993 symbol info for each input file.
995 (Output_section_incremental_inputs::set_final_data_size): Add local
996 symbol info to input file entries in incremental info.
997 (Output_section_incremental_inputs::write_info_blocks): Likewise.
998 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
999 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1000 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1002 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1003 (Sized_incr_relobj::do_relocate): Write the local symbols.
1004 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1005 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1006 Adjust size of input file header.
1007 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1008 (Incremental_inputs_reader::get_local_symbol_count): New function.
1009 (Incremental_inputs_reader::get_input_section): Adjust size of input
1011 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1012 (Sized_incr_relobj::This): New typedef.
1013 (Sized_incr_relobj::sym_size): New const data member.
1014 (Sized_incr_relobj::Local_symbol): New struct.
1015 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1016 (Sized_incr_relobj::do_local_symbol_offset): New function.
1017 (Sized_incr_relobj::local_symbol_count_): New data member.
1018 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1019 (Sized_incr_relobj::local_symbol_index_): New data member.
1020 (Sized_incr_relobj::local_symbol_offset_): New data member.
1021 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1022 (Sized_incr_relobj::local_symbols_): New data member.
1023 * object.h (Relobj::output_local_symbol_count): New function.
1024 (Relobj::local_symbol_offset): New function.
1025 (Relobj::do_output_local_symbol_count): New function.
1026 (Relobj::do_local_symbol_offset): New function.
1027 (Sized_relobj::do_output_local_symbol_count): New function.
1028 (Sized_relobj::do_local_symbol_offset): New function.
1030 2011-04-22 Vladimir Simonov <sv@sw.ru>
1032 * descriptors.cc (set_close_on_exec): New function.
1033 (Descriptors::open): Use set_close_on_exec.
1034 * output.cc (S_ISLNK): Define if not defined.
1036 2011-04-22 Cary Coutant <ccoutant@google.com>
1038 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1040 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1041 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1042 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1044 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1045 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1046 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1048 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1050 (Incremental_binary::apply_incremental_relocs): New function.
1051 (Incremental_binary::do_apply_incremental_relocs): New function.
1052 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1054 (Sized_incremental_binary::add_global_symbol): New function.
1055 (Sized_incremental_binary::global_symbol): New function.
1056 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1057 (Sized_incremental_binary::symbol_map_): New data member.
1058 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1059 * target.h (Sized_target::apply_relocation): New function.
1060 * target-reloc.h (apply_relocation): New function.
1061 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1063 2011-04-22 Doug Kwan <dougkwan@google.com>
1065 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1066 flag of a SHT_ARM_EXIDX section.
1067 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1068 * testsuite/Makefile.in: Regenerate.
1069 * testsuite/arm_exidx_test.s: New file.
1070 * testsuite/arm_exidx_test.sh: Same.
1072 2011-04-20 Cary Coutant <ccoutant@google.com>
1075 * archive.h (Incremental_archive_entry::Archive_member):
1076 Initialize arg_serial_ (second constructor).
1078 2011-04-17 Ian Lance Taylor <iant@google.com>
1080 * object.cc (Relocate_info::location): Simplify location string.
1081 * errors.cc (Errors::error_at_location): Don't print program
1083 (Errors::warning_at_location): Likewise.
1084 (Errors::undefined_symbol): Likewise.
1085 * testsuite/debug_msg.sh: Update accordingly.
1087 2011-04-14 Cary Coutant <ccoutant@google.com>
1089 * gold/layout.cc (Layout::symtab_section_offset): New function.
1090 * gold/layout.h (Layout::symtab_section_offset): New function.
1091 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1093 2011-04-12 Ian Lance Taylor <iant@google.com>
1095 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1096 with MREMAP_MAYMOVE.
1097 * output.h (class Output_file): Add map_is_allocated_ field.
1098 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1099 not available, provide stubs. If mremap is not available, #define
1101 (MREMAP_MAYMOVE): Define if not defined.
1102 (Output_file::Output_file): Initialize map_is_allocated_.
1103 (Output_file::resize): Check map_is_allocated_.
1104 (Output_file::map_anonymous): If mmap fails, use malloc.
1105 (Output_file::unmap): Don't do anything for an anonymous map.
1106 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1107 is not available, provide stubs.
1108 (File_read::View::~View): Use free rather than delete[].
1109 (File_read::make_view): Use malloc rather than new[]. If mmap
1111 (File_read::find_or_make_view): Use malloc rather than new[].
1112 * gold.h: Remove HAVE_REMAP code.
1113 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1114 exists. Rename mremap to gold_mremap. If mmap is not available
1116 * configure, config.in: Rebuild.
1118 2011-04-11 Ian Lance Taylor <iant@google.com>
1120 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1121 initialize local variable v.
1123 2011-04-11 Cary Coutant <ccoutant@google.com>
1125 * archive.cc (Archive::include_member): Adjust call to
1127 (Add_archive_symbols::run): Track argument serial numbers.
1128 (Lib_group::include_member): Likewise.
1129 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1130 * archive.h (Incremental_archive_entry::Archive_member):
1131 Initialize arg_serial_.
1132 (Archive_member::arg_serial_): New data member.
1133 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1134 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1136 (Sized_dynobj::do_for_all_local_got_entries): New function.
1137 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1139 * fileread.cc (get_mtime): New function.
1140 * fileread.h (get_mtime): New function.
1141 * gold.cc (queue_initial_tasks): Check for incremental update.
1142 (process_incremental_input): New function.
1143 (queue_middle_tasks): Don't force valid target for incremental
1145 * incremental-dump.cc (find_input_containing_global): Adjust
1146 size of symbol info entry.
1147 (dump_incremental_inputs): Dump argument serial number and
1148 in_system_directory flag; bias shndx by 1; print symbol names
1149 when dumping per-file symbol lists; use new symbol info readers.
1151 (Output_section_incremental_inputs:update_data_size): New function.
1152 (Sized_incremental_binary::setup_readers): Setup input readers
1153 for each input file; build maps for files added from libraries
1155 (Sized_incremental_binary::check_input_args): New function.
1156 (Sized_incremental_binary::do_check_inputs): Build map of argument
1157 serial numbers to input arguments.
1158 (Sized_incremental_binary::do_file_has_changed): Rename
1159 do_file_is_unchanged to this; compare file modification times.
1160 (Sized_incremental_binary::do_init_layout): New function.
1161 (Sized_incremental_binary::do_reserve_layout): New function.
1162 (Sized_incremental_binary::do_get_input_reader): Remove.
1163 (Sized_incremental_binary::get_symtab_view): New function.
1164 (Incremental_checker::can_incrementally_link_output_file): Remove.
1165 (Incremental_inputs::report_command_line): Exclude --debug options.
1166 (Incremental_inputs::report_archive_begin): Add parameter; track
1167 argument serial numbers; don't put input file entry for archive
1168 before archive members.
1169 (Incremental_inputs::report_archive_end): Put input file entry
1170 for archive after archive members.
1171 (Incremental_inputs::report_object): Add parameter; track argument
1172 serial numbers and in_system_directory flag.
1173 (Incremental_inputs::report_script): Add parameter; track argument
1175 (Output_section_incremental_inputs::set_final_data_size): Adjust
1176 size of symbol info entry; check for forwarding symbols.
1177 (Output_section_incremental_inputs::write_input_files): Write
1178 in_system_directory flag and argument serial number.
1179 (Output_section_incremental_inputs::write_info_blocks): Map section
1180 indices between incremental info and original input file; store
1181 input section index for each symbol.
1182 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1183 change operator() to visit().
1184 (class Global_got_offset_visitor): Likewise.
1185 (class Global_symbol_visitor_got_plt):
1186 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1188 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1189 (Sized_incr_relobj::do_read_symbols): New function.
1190 (Sized_incr_relobj::do_layout): New function.
1191 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1192 (Sized_incr_relobj::do_add_symbols): New function.
1193 (Sized_incr_relobj::do_should_include_member): New function.
1194 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1195 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1196 (Sized_incr_relobj::do_section_size): New function.
1197 (Sized_incr_relobj::do_section_name): New function.
1198 (Sized_incr_relobj::do_section_contents): New function.
1199 (Sized_incr_relobj::do_section_flags): New function.
1200 (Sized_incr_relobj::do_section_entsize): New function.
1201 (Sized_incr_relobj::do_section_address): New function.
1202 (Sized_incr_relobj::do_section_type): New function.
1203 (Sized_incr_relobj::do_section_link): New function.
1204 (Sized_incr_relobj::do_section_info): New function.
1205 (Sized_incr_relobj::do_section_addralign): New function.
1206 (Sized_incr_relobj::do_initialize_xindex): New function.
1207 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1208 (Sized_incr_relobj::do_read_relocs): New function.
1209 (Sized_incr_relobj::do_gc_process_relocs): New function.
1210 (Sized_incr_relobj::do_scan_relocs): New function.
1211 (Sized_incr_relobj::do_count_local_symbols): New function.
1212 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1213 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1214 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1215 (Sized_incr_relobj::do_relocate): New function.
1216 (Sized_incr_relobj::do_set_section_offset): New function.
1217 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1218 (Sized_incr_dynobj::do_read_symbols): New function.
1219 (Sized_incr_dynobj::do_layout): New function.
1220 (Sized_incr_dynobj::do_add_symbols): New function.
1221 (Sized_incr_dynobj::do_should_include_member): New function.
1222 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1223 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1224 (Sized_incr_dynobj::do_section_size): New function.
1225 (Sized_incr_dynobj::do_section_name): New function.
1226 (Sized_incr_dynobj::do_section_contents): New function.
1227 (Sized_incr_dynobj::do_section_flags): New function.
1228 (Sized_incr_dynobj::do_section_entsize): New function.
1229 (Sized_incr_dynobj::do_section_address): New function.
1230 (Sized_incr_dynobj::do_section_type): New function.
1231 (Sized_incr_dynobj::do_section_link): New function.
1232 (Sized_incr_dynobj::do_section_info): New function.
1233 (Sized_incr_dynobj::do_section_addralign): New function.
1234 (Sized_incr_dynobj::do_initialize_xindex): New function.
1235 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1236 (make_sized_incremental_object): New function.
1237 (Incremental_library::copy_unused_symbols): New function.
1238 (Incremental_library::do_for_all_unused_symbols): New function.
1239 * incremental.h (enum Incremental_input_flags): New type.
1240 (class Incremental_checker): Remove.
1241 (Incremental_input_entry::Incremental_input_entry): Add argument
1243 (Incremental_input_entry::arg_serial): New function.
1244 (Incremental_input_entry::set_is_in_system_directory): New function.
1245 (Incremental_input_entry::is_in_system_directory): New function.
1246 (Incremental_input_entry::arg_serial_): New data member.
1247 (Incremental_input_entry::is_in_system_directory_): New data member.
1248 (class Script_info): Move here from script.h.
1249 (Script_info::Script_info): Add filename parameter.
1250 (Script_info::filename): New function.
1251 (Script_info::filename_): New data member.
1252 (Incremental_script_entry::Incremental_script_entry): Add argument
1254 (Incremental_object_entry::Incremental_object_entry): Likewise.
1255 (Incremental_object_entry::add_input_section): Build list of input
1256 sections with map to original shndx.
1257 (Incremental_object_entry::get_input_section_index): New function.
1258 (Incremental_object_entry::shndx_): New data member.
1259 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1260 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1261 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1263 (Incremental_inputs::report_archive_begin): Likewise.
1264 (Incremental_inputs::report_object): Likewise.
1265 (Incremental_inputs::report_script): Likewise.
1266 (class Incremental_global_symbol_reader): New class.
1267 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1268 and store flags and input file type.
1269 (Incremental_input_entry_reader::arg_serial): New function.
1270 (Incremental_input_entry_reader::type): Extract type from flags.
1271 (Incremental_input_entry_reader::is_in_system_directory): New function.
1272 (Incremental_input_entry_reader::get_input_section_count): Call
1273 accessor function for type.
1274 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1275 function for type; adjust size of global symbol entry.
1276 (Incremental_input_entry_reader::get_global_symbol_count): Call
1277 accessor function for type.
1278 (Incremental_input_entry_reader::get_object_count): Likewise.
1279 (Incremental_input_entry_reader::get_object_offset): Likewise.
1280 (Incremental_input_entry_reader::get_member_count): Likewise.
1281 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1282 (Incremental_input_entry_reader::get_member_offset): Likewise.
1283 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1284 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1285 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1286 (Incremental_input_entry_reader::get_global_symbol_reader): New
1288 (Incremental_input_entry_reader::get_output_symbol_index): New
1290 (Incremental_input_entry_reader::type_): Remove.
1291 (Incremental_input_entry_reader::flags_): New data member.
1292 (Incremental_inputs_reader::input_file_offset): New function.
1293 (Incremental_inputs_reader::input_file_index): New function.
1294 (Incremental_inputs_reader::input_file): Call input_file_offset.
1295 (Incremental_inputs_reader::input_file_at_offset): New function.
1296 (Incremental_relocs_reader::get_r_type): Reformat.
1297 (Incremental_relocs_reader::get_r_shndx): Reformat.
1298 (Incremental_relocs_reader::get_r_offset): Reformat.
1299 (Incremental_relocs_reader::data): New function.
1300 (Incremental_binary::Incremental_binary): Initialize new data members.
1301 (Incremental_binary::check_inputs): Add cmdline parameter.
1302 (Incremental_binary::file_is_unchanged): Remove.
1303 (Input_reader::arg_serial): New function.
1304 (Input_reader::get_unused_symbol_count): New function.
1305 (Input_reader::get_unused_symbol): New function.
1306 (Input_reader::do_arg_serial): New function.
1307 (Input_reader::do_get_unused_symbol_count): New function.
1308 (Input_reader::do_get_unused_symbol): New function.
1309 (Incremental_binary::input_file_count): New function.
1310 (Incremental_binary::get_input_reader): Change signature to use
1311 index instead of filename.
1312 (Incremental_binary::file_has_changed): New function.
1313 (Incremental_binary::get_input_argument): New function.
1314 (Incremental_binary::get_library): New function.
1315 (Incremental_binary::get_script_info): New function.
1316 (Incremental_binary::init_layout): New function.
1317 (Incremental_binary::reserve_layout): New function.
1318 (Incremental_binary::output_file): New function.
1319 (Incremental_binary::do_check_inputs): New function.
1320 (Incremental_binary::do_file_is_unchanged): Remove.
1321 (Incremental_binary::do_file_has_changed): New function.
1322 (Incremental_binary::do_init_layout): New function.
1323 (Incremental_binary::do_reserve_layout): New function.
1324 (Incremental_binary::do_input_file_count): New function.
1325 (Incremental_binary::do_get_input_reader): Change signature.
1326 (Incremental_binary::input_args_map_): New data member.
1327 (Incremental_binary::library_map_): New data member.
1328 (Incremental_binary::script_map_): New data member.
1329 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1331 (Sized_incremental_binary::output_section): New function.
1332 (Sized_incremental_binary::inputs_reader): Add const.
1333 (Sized_incremental_binary::symtab_reader): Add const.
1334 (Sized_incremental_binary::relocs_reader): Add const.
1335 (Sized_incremental_binary::got_plt_reader): Add const.
1336 (Sized_incremental_binary::get_symtab_view): New function.
1337 (Sized_incremental_binary::Inputs_reader): New typedef.
1338 (Sized_incremental_binary::Input_entry_reader): New typedef.
1339 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1340 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1341 (Sized_incremental_binary::do_file_has_changed): New function.
1342 (Sized_incremental_binary::do_init_layout): New function.
1343 (Sized_incremental_binary::do_reserve_layout): New function.
1344 (Sized_input_reader::Inputs_reader): Remove.
1345 (Sized_input_reader::Input_entry_reader): Remove.
1346 (Sized_input_reader::do_arg_serial): New function.
1347 (Sized_input_reader::do_get_unused_symbol_count): New function.
1348 (Sized_input_reader::do_get_unused_symbol): New function.
1349 (Sized_incremental_binary::do_input_file_count): New function.
1350 (Sized_incremental_binary::do_get_input_reader): Change signature;
1351 use index instead of filename.
1352 (Sized_incremental_binary::section_map_): New data member.
1353 (Sized_incremental_binary::input_entry_readers_): New data member.
1354 (class Sized_incr_relobj): New class.
1355 (class Sized_incr_dynobj): New class.
1356 (make_sized_incremental_object): New function.
1357 (class Incremental_library): New class.
1358 * layout.cc (Free_list::num_lists): New static data member.
1359 (Free_list::num_nodes): New static data member.
1360 (Free_list::num_removes): New static data member.
1361 (Free_list::num_remove_visits): New static data member.
1362 (Free_list::num_allocates): New static data member.
1363 (Free_list::num_allocate_visits): New static data member.
1364 (Free_list::init): New function.
1365 (Free_list::remove): New function.
1366 (Free_list::allocate): New function.
1367 (Free_list::dump): New function.
1368 (Free_list::print_stats): New function.
1369 (Layout_task_runner::run): Resize output file for incremental updates.
1370 (Layout::Layout): Initialize new data members.
1371 (Layout::set_incremental_base): New function.
1372 (Layout::init_fixed_output_section): New function.
1373 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1374 incremental updates.
1375 (Layout::create_gold_note): Do not create gold note section for
1376 incremental updates.
1377 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1378 for incremental updates.
1379 (Layout::set_section_offsets): For incremental updates, allocate space
1381 (Layout::create_symtab_sections): Layout with offsets relative to
1382 start of section; for incremental updates, allocate space from free
1384 (Layout::create_shdrs): For incremental updates, allocate space from
1386 (Layout::finish_dynamic_section): For incremental updates, do not
1387 check --as-needed (fixed in subsequent patch).
1388 * layout.h (class Free_list): New class.
1389 (Layout::set_incremental_base): New function.
1390 (Layout::incremental_base): New function.
1391 (Layout::init_fixed_output_section): New function.
1392 (Layout::allocate): New function.
1393 (Layout::incremental_base_): New data member.
1394 (Layout::free_list_): New data member.
1395 * main.cc (main): Print Free_list statistics.
1396 * object.cc (Relobj::finalize_incremental_relocs): Add
1397 clear_counts parameter; clear counts only when clear_counts is set.
1398 (Sized_relobj::Sized_relobj): Initialize new base class.
1399 (Sized_relobj::do_layout): Don't report special sections.
1400 (Sized_relobj::do_for_all_local_got_entries): New function.
1401 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1402 symtab_off to all symbol table offsets.
1403 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1404 * object.h (class Got_offset_list): Move to top of file.
1405 (Object::Object): Allow case where input_file == NULL.
1406 (Object::~Object): Likewise.
1407 (Object::input_file): Assert that input_file != NULL.
1408 (Object::lock): Allow case where input_file == NULL.
1409 (Object::unlock): Likewise.
1410 (Object::is_locked): Likewise.
1411 (Object::token): Likewise.
1412 (Object::release): Likewise.
1413 (Object::is_incremental): New function.
1414 (Object::get_mtime): New function.
1415 (Object::for_all_local_got_entries): New function.
1416 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1417 (Object::set_is_in_system_directory): New function.
1418 (Object::is_in_system_directory): New function.
1419 (Object::do_is_incremental): New function.
1420 (Object::do_get_mtime): New function.
1421 (Object::do_for_all_local_got_entries): New function.
1422 (Object::is_in_system_directory_): New data member.
1423 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1424 (class Sized_relobj_base): New class.
1425 (class Sized_relobj): Derive from Sized_relobj_base.
1426 (class Sized_relobj::Symbols): Redeclare from base class.
1427 (class Sized_relobj::local_got_offset_list): Remove.
1428 (class Sized_relobj::Output_sections): Redeclare from base class.
1429 (class Sized_relobj::do_for_all_local_got_entries): New function.
1430 (class Sized_relobj::write_local_symbols): Add offset parameter.
1431 (class Sized_relobj::local_symbol_offset_): Update comment.
1432 (class Sized_relobj::local_dynsym_offset_): Update comment.
1433 * options.cc (Input_arguments::add_file): Remove const.
1434 * options.h (Input_file_argument::Input_file_argument):
1435 Initialize arg_serial_ (all constructors).
1436 (Input_file_argument::set_arg_serial): New function.
1437 (Input_file_argument::arg_serial): New function.
1438 (Input_file_argument::arg_serial_): New data member.
1439 (Input_arguments::Input_arguments): Initialize file_count_.
1440 (Input_arguments::add_file): Remove const.
1441 (Input_arguments::number_of_input_files): New function.
1442 (Input_arguments::file_count_): New data member.
1443 (Command_line::number_of_input_files): Call
1444 Input_arguments::number_of_input_files.
1445 * output.cc (Output_segment_headers::Output_segment_headers):
1447 (Output_section::Input_section::current_data_size): New function.
1448 (Output_section::Output_section): Initialize new data members.
1449 (Output_section::add_input_section): Don't do merge sections for
1450 an incremental link; allocate space from free list for an
1452 (Output_section::add_output_section_data): Allocate space from
1453 free list for an incremental update.
1454 (Output_section::update_data_size): New function.
1455 (Output_section::set_fixed_layout): New function.
1456 (Output_section::reserve): New function.
1457 (Output_segment::set_section_addresses): Remove const.
1458 (Output_segment::set_section_list_addresses): Remove const; allocate
1459 space from free list for an incremental update.
1460 (Output_segment::set_offset): Adjust size of RELRO segment for an
1462 * output.h (Output_data::current_data_size): Move here from
1464 (Output_data::pre_finalize_data_size): New function.
1465 (Output_data::update_data_size): New function.
1466 (Output_section_headers::update_data_size): new function.
1467 (Output_section_data_build::current_data_size): Move to Output_data.
1468 (Output_data_strtab::update_data_size): New function.
1469 (Output_section::current_data_size): Move to Output_data.
1470 (Output_section::set_fixed_layout): New function.
1471 (Output_section::has_fixed_layout): New function.
1472 (Output_section::reserve): New function.
1473 (Output_section::update_data_size): New function.
1474 (Output_section::has_fixed_layout_): New data member.
1475 (Output_section::free_list_): New data member.
1476 (Output_segment::set_section_addresses): Remove const.
1477 (Output_segment::set_section_list_addresses): Remove const.
1478 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1480 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1482 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1483 parameter when calling Add_symbols constructor; store argument
1484 serial number for members of a lib group.
1485 (Add_symbols::locks): Allow case where token == NULL.
1486 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1487 (Read_member::~Read_member): New function.
1488 (Read_member::is_runnable): New function.
1489 (Read_member::locks): New function.
1490 (Read_member::run): New function.
1491 (Check_script::~Check_script): New function.
1492 (Check_script::is_runnable): New function.
1493 (Check_script::locks): New function.
1494 (Check_script::run): New function.
1495 (Check_library::~Check_library): New function.
1496 (Check_library::is_runnable): New function.
1497 (Check_library::locks): New function.
1498 (Check_library::run): New function.
1499 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1500 (Add_symbols::library_): New data member.
1501 (class Read_member): New class.
1502 (class Check_script): New class.
1503 (class Check_library): New class.
1504 * reloc.cc (Read_relocs::is_runnable): Allow case where
1506 (Read_relocs::locks): Likewise.
1507 (Scan_relocs::locks): Likewise.
1508 (Relocate_task::locks): Likewise.
1509 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1511 (Sized_relobj::incremental_relocs_scan): Fix comment.
1512 (Sized_relobj::do_relocate): Pass output file offset to
1513 write_local_symbols.
1514 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1515 from class declaration.
1516 * script.cc (read_input_script): Allocate Script_info; pass
1517 argument serial number to report_script.
1518 * script.h (class Script_info): Move to incremental.h.
1519 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1520 * symtab.h (Symbol_table::add_from_incrobj): New function.
1521 (Symbol_table::set_file_offset): New function.
1523 2011-04-05 Cary Coutant <ccoutant@google.com>
1525 * incremental-dump.cc (dump_incremental_inputs): Change signature
1526 to take a Sized_incremental_binary; change caller. Use readers
1527 in Sized_incremental_binary.
1529 (Sized_incremental_binary::find_incremental_inputs_sections):
1530 Rename do_find_incremental_inputs_sections to this.
1531 (Sized_incremental_binary::setup_readers): New function.
1532 (Sized_incremental_binary::do_check_inputs): Check
1533 has_incremental_info_ flag; move setup code to setup_readers;
1535 (Sized_incremental_binary::do_file_is_unchanged): New function.
1536 (Sized_incremental_binary::do_get_input_reader): New function.
1537 * incremental.h (class Incremental_binary): Move to end of file.
1538 (Incremental_binary::file_is_unchanged): New function.
1539 (Incremental_binary::do_file_is_unchanged): New function.
1540 (Incremental_binary::Input_reader): New class.
1541 (Incremental_binary::get_input_reader): New function.
1542 (class Sized_incremental_binary): Move to end of file.
1543 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1544 input section reader classes.
1545 (Sized_incremental_binary::has_incremental_info): New function.
1546 (Sized_incremental_binary::inputs_reader): New function.
1547 (Sized_incremental_binary::symtab_reader): New function.
1548 (Sized_incremental_binary::relocs_reader): New function.
1549 (Sized_incremental_binary::got_plt_reader): New function.
1550 (Sized_incremental_binary::do_file_is_unchanged): New function.
1551 (Sized_incremental_binary::Sized_input_reader): New class.
1552 (Sized_incremental_binary::get_input_reader): New function.
1553 (Sized_incremental_binary::find_incremental_inputs_sections):
1554 Rename do_find_incremental_inputs_sections to this.
1555 (Sized_incremental_binary::setup_readers): New function.
1556 (Sized_incremental_binary::has_incremental_info_): New data member.
1557 (Sized_incremental_binary::inputs_reader_): New data member.
1558 (Sized_incremental_binary::symtab_reader_): New data member.
1559 (Sized_incremental_binary::relocs_reader_): New data member.
1560 (Sized_incremental_binary::got_plt_reader_): New data member.
1561 (Sized_incremental_binary::current_input_file_): New data member.
1563 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1566 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1569 2011-03-30 Cary Coutant <ccoutant@google.com>
1571 * archive.cc (Archive::include_member): Adjust call to report_object.
1572 (Add_archive_symbols::run): Add script_info to call to
1573 report_archive_begin.
1574 (Lib_group::include_member): Adjust call to report_object.
1575 (Add_lib_group_symbols::run): Adjust call to report_object.
1576 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1577 blocks. Add object count for script input files.
1578 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1579 script_info parameter; change all callers.
1580 (Incremental_inputs::report_object): Add script_info parameter;
1582 (Incremental_inputs::report_script): Store backpointer to
1583 incremental info entry.
1584 (Output_section_incremental_inputs::set_final_data_size): Record
1585 additional information for scripts.
1586 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1587 * incremental.h (Incremental_script_entry::add_object): New function.
1588 (Incremental_script_entry::get_object_count): New function.
1589 (Incremental_script_entry::get_object): New function.
1590 (Incremental_script_entry::objects_): New data member; adjust
1592 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1593 (Incremental_inputs::report_object): Add script_info parameter.
1594 (Incremental_inputs_reader::get_object_count): New function.
1595 (Incremental_inputs_reader::get_object_offset): New function.
1596 * options.cc (Input_arguments::add_file): Return reference to
1598 * options.h (Input_argument::set_script_info): New function.
1599 (Input_argument::script_info): New function.
1600 (Input_argument::script_info_): New data member; adjust all
1602 (Input_file_group::add_file): Return reference to new input argument.
1603 (Input_file_lib::add_file): Likewise.
1604 (Input_arguments::add_file): Likewise.
1605 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1606 * script.cc (Parser_closure::Parser_closure): Add script_info
1607 parameter; adjust all callers.
1608 (Parser_closure::script_info): New function.
1609 (Parser_closure::script_info_): New data member.
1610 (read_input_script): Report scripts earlier to incremental info.
1611 (script_add_file): Set script_info in Input_argument.
1612 (script_add_library): Likewise.
1613 * script.h (Script_options::Script_info): Rewrite class.
1615 2011-03-29 Cary Coutant <ccoutant@google.com>
1617 * archive.cc (Library_base::should_include_member): Move
1618 method here from class Archive.
1619 (Archive::Archive): Initialize base class.
1620 (Archive::should_include_member): Move to base class.
1621 (Archive::do_for_all_unused_symbols): New function.
1622 (Add_archive_symbols::run): Remove redundant access to
1624 (Lib_group::Lib_group): Initialize base class.
1625 (Lib_group::do_filename): New function.
1626 (Lib_group::include_member): Pass pointer to Lib_group to
1628 (Lib_group::do_for_all_unused_symbols): New function.
1629 (Add_lib_group_symbols::run): Report archive information for
1631 * archive.h (class Library_base): New base class.
1632 (class Archive): Derive from Library_base.
1633 (Archive::filename): Move to base class.
1634 (Archive::set_incremental_info): Likewise.
1635 (Archive::incremental_info): Likewise.
1636 (Archive::Should_include): Likewise.
1637 (Archive::should_include_member): Likewise.
1638 (Archive::Armap_entry): Remove.
1639 (Archive::Unused_symbol_iterator): Remove.
1640 (Archive::unused_symbols_begin): Remove.
1641 (Archive::unused_symbols_end): Remove.
1642 (Archive::do_filename): New function.
1643 (Archive::do_get_mtime): New function.
1644 (Archive::do_for_all_unused_symbols): New function.
1645 (Archive::task_): Move to base class.
1646 (Archive::incremental_info_): Likewise.
1647 (class Lib_group): Derive from Library_base.
1648 (Lib_group::do_filename): New function.
1649 (Lib_group::do_get_mtime): New function.
1650 (Lib_group::do_for_all_unused_symbols): New function.
1651 (Lib_group::task_): Move to base class.
1652 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1654 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1656 * incremental.cc (Incremental_inputs::report_archive_begin):
1657 Use Library_base; call library's get_mtime; add incremental inputs
1658 entry before members.
1659 (class Unused_symbol_visitor): New class.
1660 (Incremental_inputs::report_archive_end): Use Library_base; use
1661 visitor class to record unused symbols; don't add incremental inputs
1662 entry after members.
1663 (Incremental_inputs::report_object): Use Library_base.
1665 (Incremental_archive_entry::Incremental_archive_entry): Remove
1666 unused Archive parameter.
1667 (Incremental_inputs::report_archive_begin): Use Library_base.
1668 (Incremental_inputs::report_archive_end): Likewise.
1669 (Incremental_inputs::report_object): Likewise.
1670 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1672 * object.h (Object::for_all_global_symbols): New function.
1673 (Object::do_for_all_global_symbols): New function.
1674 (Sized_relobj::do_for_all_global_symbols): New function.
1675 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1677 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1680 2011-03-27 Ian Lance Taylor <iant@google.com>
1682 * archive.cc (Archive::interpret_header): Return -1 if something
1683 goes wrong. Change callers accordingly.
1685 2011-03-25 Cary Coutant <ccoutant@google.com>
1687 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1688 * testsuite/Makefile.in: Regenerate.
1690 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1692 * plugin.cc (get_view): New.
1693 (Plugin::load): Pass get_view to the plugin.
1694 (Plugin_manager::get_view): New.
1696 2011-03-21 Ian Lance Taylor <iant@google.com>
1698 * testsuite/final_layout.sh: Rewrite to not use dc.
1699 * testsuite/relro_test.sh: Fail if dc is not present.
1701 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1703 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1705 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1706 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1708 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1709 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1711 2011-03-14 Ian Lance Taylor <iant@google.com>
1713 * script-sections.cc (Sort_output_sections::script_compare):
1714 Rename from is_before, change return type.
1715 (Sort_output_sections::operator()): Adjust accordingly.
1717 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1720 * testsuite/odr_violation2.cc: Add comment to make all error line
1721 numbers double digits.
1722 * testsuite/debug_msg.sh: Adjust expected errors.
1724 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1726 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1727 but mark earlier ones as non-canonical
1728 (offset_to_iterator): Update search target and example
1729 (do_addr2line): Return extra lines in a vector*
1730 (format_file_lineno): Extract from do_addr2line
1731 (one_addr2line): Add vector* out-param
1732 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1733 when a lineno entry appeared last for its instruction
1734 (Dwarf_line_info): Add vector* out-param
1735 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1736 * symtab.cc (Odr_violation_compare): Include the lineno in the
1738 (linenos_from_loc): New. Combine the canonical line for an
1739 address with its other lines.
1740 (True_if_intersect): New. Helper functor to make
1741 std::set_intersection a query.
1742 (detect_odr_violations): Compare sets of lines instead of just
1743 one line for each function. This became less deterministic, but
1744 has fewer false positives.
1745 * symtab.h: Declarations.
1746 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1747 mix an optimized and non-optimized object in the same binary
1748 (odr_violation2.so): Same.
1749 * testsuite/Makefile.in: Regenerate from Makefile.am.
1750 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1751 * testsuite/debug_msg.sh: Update line numbers and add
1753 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1754 non-optimized context.
1755 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1756 isn't inlined, and use OdrDerived in an optimized context.
1757 * testsuite/odr_header1.h: Defines OdrDerived, where
1758 optimization will change the
1759 first-instruction-in-the-destructor's file and line number.
1760 * testsuite/odr_header2.h: Defines OdrBase.
1762 2011-03-09 Ian Lance Taylor <iant@google.com>
1764 * fileread.cc (File_read::clear_views): Don't delete the whole
1767 2011-03-08 Ian Lance Taylor <iant@google.com>
1770 * fileread.cc: #include <climits>.
1771 (GOLD_IOV_MAX): Define.
1772 (File_read::read_multiple): Limit number of entries by iov_max.
1773 * fileread.h (class File_read): Always set max_readv_entries to
1776 2011-03-07 Ian Lance Taylor <iant@google.com>
1779 * options.h (class General_options): Add -dy and -dn.
1781 2011-03-02 Cary Coutant <ccoutant@google.com>
1783 * testsuite/script_test_9.t: Add TLS segment.
1785 2011-03-02 Simon Baldwin <simonb@google.com>
1787 * configure.ac: Add check for gnu_indirect_function support in
1788 the toolchain building binutils.
1789 * configure: Rebuild.
1791 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1793 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1794 plugin only symbols.
1795 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1796 in plugin files as not needed in the symbol table.
1798 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1800 * output.cc (Output_section::add_input_section): Delay fill
1801 generation for section ordering.
1803 2011-02-09 Ian Lance Taylor <iant@google.com>
1806 * object.h (class Sized_relobj): Remove clear_local_symbols.
1807 * reloc.cc (Sized_relobj::do_relocate): Don't call
1808 clear_local_symbols.
1810 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1812 * plugin.cc (is_visible_from_outside): Return true for symbols
1815 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1817 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1820 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1822 * icf.h (is_section_foldable_candidate): Change type of parameter
1824 * icf.cc (Icf::find_identical_sections): Change type of local variable
1825 section_name to be std::string.
1826 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1828 2011-01-25 Ian Lance Taylor <iant@google.com>
1830 * script.cc (script_add_extern): Rewrite to use
1831 add_symbol_reference.
1833 2011-01-25 Doug Kwan <dougkwan@google.com>
1835 * icf.cc (get_section_contents): Always lock section's object.
1837 2011-01-24 Ian Lance Taylor <iant@google.com>
1839 * options.h (class General_options): Accept
1840 --no-detect-odr-violations.
1842 2011-01-24 Ian Lance Taylor <iant@google.com>
1844 * version.cc (version_string): Bump to 1.11.
1846 2011-01-24 Ian Lance Taylor <iant@google.com>
1848 * plugin.cc (class Plugin_rescan): Define new class.
1849 (Plugin_manager::claim_file): Set any_claimed_.
1850 (Plugin_manager::save_archive): New function.
1851 (Plugin_manager::save_input_group): New function.
1852 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1854 (Plugin_manager::new_undefined_symbol): New function.
1855 (Plugin_manager::rescan): New function.
1856 (Plugin_manager::rescannable_defines): New function.
1857 (Plugin_manager::add_input_file): Set any_added_.
1858 * plugin.h (class Plugin_manager): define new fields rescannable_,
1859 undefined_symbols_, any_claimed_, and any_added_. Declare
1860 Plugin_rescan as friend. Declare new functions.
1861 (Plugin_manager::Rescannable): Define type.
1862 (Plugin_manager::Rescannable_list): Define type.
1863 (Plugin_manager::Undefined_symbol_list): Define type.
1864 (Plugin_manager::Plugin_manager): Initialize new fields.
1865 * archive.cc (Archive::defines_symbol): New function.
1866 (Add_archive_symbols::run): Pass archive to plugins if any.
1867 * archive.h (class Archive): Declare defines_symbol.
1868 * readsyms.cc (Input_group::~Input_group): New function.
1869 (Finish_group::run): Pass input_group to plugins if any.
1870 * readsyms.h (class Input_group): Declare destructor.
1871 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1874 2011-01-10 Ian Lance Taylor <iant@google.com>
1876 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1878 (Layout::set_segment_offsets): Reset increase_relro before calling
1879 set_section_addresses a second time.
1881 2011-01-04 Cary Coutant <ccoutant@google.com>
1883 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1884 sections before NOBITS sections.
1886 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1888 * version.cc (print_version): Update copyright to 2011.
1890 2010-12-23 Cary Coutant <ccoutant@google.com>
1892 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1893 of OS to this->add. Add OD parameter to second form of the function.
1895 2010-12-20 Ian Lance Taylor <iant@google.com>
1897 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1898 second of two consecutive entries with same offset.
1900 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1902 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1903 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1904 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1905 to avoid unneeded links against $(LDADD).
1906 * testsuite/Makefile.in: Regenerate.
1908 2010-12-15 Ian Lance Taylor <iant@google.com>
1911 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1912 for R_X86_64_32 and R_X86_64_PC32.
1913 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1914 ver_matching_def_pic.o.
1915 (ver_matching_def_pic.o): New target.
1917 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1919 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1920 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1921 Move definition before File_read::View member definitions.
1922 (File_read::View::~View): Initialize and hold lock before
1923 updating current_mapped_bytes.
1925 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1927 * dwarf_reader.cc: Remove outdated comment.
1928 * gold-threads.cc: Fix typo in error message.
1929 * archive.cc: Fix typos in comments.
1930 * archive.h: Likewise.
1931 * arm-reloc-property.cc: Likewise.
1932 * arm-reloc-property.h: Likewise.
1933 * arm-reloc.def: Likewise.
1935 * attributes.h: Likewise.
1936 * cref.cc: Likewise.
1937 * ehframe.cc: Likewise.
1938 * fileread.h: Likewise.
1940 * i386.cc: Likewise.
1942 * incremental.h: Likewise.
1943 * int_encoding.cc: Likewise.
1944 * layout.h: Likewise.
1945 * main.cc: Likewise.
1946 * merge.h: Likewise.
1947 * object.cc: Likewise.
1948 * object.h: Likewise.
1949 * options.cc: Likewise.
1950 * readsyms.cc: Likewise.
1951 * reduced_debug_output.cc: Likewise.
1952 * reloc.cc: Likewise.
1953 * script-sections.cc: Likewise.
1954 * sparc.cc: Likewise.
1955 * symtab.h: Likewise.
1956 * target-reloc.h: Likewise.
1957 * target.cc: Likewise.
1958 * target.h: Likewise.
1959 * timer.cc: Likewise.
1960 * timer.h: Likewise.
1961 * x86_64.cc: Likewise.
1963 2010-12-09 Cary Coutant <ccoutant@google.com>
1965 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1967 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1968 parameter; change all callers.
1969 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1970 * options.h (warn_execstack): New option.
1972 2010-12-07 Doug Kwan <dougkwan@google.com>
1974 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1975 like function call relocations.
1977 2010-12-07 Ian Lance Taylor <iant@google.com>
1979 * archive.cc (Archive::get_elf_object_for_member): Permit
1980 punconfigured to be NULL.
1981 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1982 (Archive::include_member): Pass NULL to get_elf_object_for_member
1983 if we searched for the archive and this is the first included
1986 2010-12-01 Ian Lance Taylor <iant@google.com>
1988 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1989 track_relocs_type_ field.
1990 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1991 Set track_relocs_type_.
1992 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1993 contents when using RELA relocs.
1994 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1996 * reloc.cc (Track_relocs::next_addend): New function.
1997 * reloc.h (class Track_relocs): Declare next_addend.
1999 2010-12-01 Ian Lance Taylor <iant@google.com>
2001 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2004 2010-12-01 Ian Lance Taylor <iant@google.com>
2006 * README: Update compilers known to work and fail.
2008 2010-11-23 Matthias Klose <doko@ubuntu.com>
2010 * configure.in: For --enable-gold, handle value `default' instead of
2011 `both*'. Always install ld as ld.bfd, install as ld if gold is
2013 * configure: Regenerate.
2015 2010-11-18 Doug Kwan <dougkwan@google.com>
2017 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2018 and right_alignment to be zero. Store result alignment only if it is
2019 greater than existing alignment.
2021 2010-11-16 Cary Coutant <ccoutant@google.com>
2024 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2025 Check for ".zdebug_line".
2027 2010-11-16 Doug Kwan <dougkwan@google.com>
2028 Cary Coutant <ccoutant@google.com>
2030 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2031 by reference; adjust all callers.
2032 * output.cc (Output_segment::set_section_addresses): Adjust references
2033 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2035 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2036 end at page boundary.
2038 2010-11-16 Cary Coutant <ccoutant@google.com>
2041 * layout.cc (Layout::choose_output_section): Transform names of
2042 compressed sections even when using a script with a SECTIONS clause.
2043 (Layout::output_section_name): Remove code to transform
2044 compressed debug section names.
2045 * output.cc (Output_section::add_input_section): Use uncompressed
2046 section size when tracking input sections.
2048 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2050 * symtab.h (Symbol::NON_PIC_REF): Remove.
2051 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2052 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2053 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2054 (Symbol::use_plt_offset): Take a flags argument and pass it
2055 directly to needs_dynamic_reloc. Restrict check for undefined
2056 weak symbols to function calls.
2057 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2058 (Target_arm::Scan::global): Use it.
2059 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2060 (Target_arm::Relocate::relocate): Likewise.
2061 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2062 parameter with an r_type parameter. Use get_reference_flags
2064 (Target_arm::Relocate::relocate): Update accordingly.
2065 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2066 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2067 (Target_i386::Scan::global): Likewise.
2068 (Target_i386::Relocate::relocate): Likewise.
2069 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2070 parameter with an r_type parameter. Use get_reference_flags
2072 (Target_i386::Relocate::relocate): Update accordingly.
2073 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2074 (Target_powerpc::Scan::global): Use it.
2075 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2076 (Target_powerpc::Relocate::relocate): Likewise.
2077 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2078 (Target_sparc::Scan::global): Use it.
2079 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2080 (Target_sparc::Relocate::relocate): Likewise.
2081 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2082 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2083 (Target_x86_64::Scan::global): Likewise.
2084 (Target_x86_64::Relocate::relocate): Likewise.
2086 2010-11-08 Doug Kwan <dougkwan@google.com>
2087 Cary Coutant <ccoutant@google.com>
2089 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2090 (Arm_exidx_merge_section::section_contents_): New data member.
2091 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2092 (Arm_input_section::~Arm_input_section): De-allocate memory.
2093 (Arm_input_section::original_contents_): New data member.
2094 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2095 in parameters instead of calling Object::section_contents without
2097 (Arm_output_section::group_section): New parameter TASK. Pass it
2098 to callees that need locking objects.
2099 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2100 to lock EXIDX input sections. Fix a formatting issue. Call
2101 Arm_exidx_merged_section::build_contents to create merged section
2103 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2104 to lock object of stub table owner.
2105 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2106 TEXT_SIZE to initialize data member TEXT_SIZE_.
2107 (Arm_exidx_input_section::addralign): Fix typo in comment.
2108 (Arm_exidx_input_section::text_size): New method.
2109 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2110 that require locking objects. Lock objects before scanning for stubs
2111 and updating local symbols.
2112 (Arm_input_section<big_endian>::init): Copy contents of original
2114 (Arm_input_section<big_endian>::do_write): Use saved contents of
2115 original input section instead of calling Object::section_contents
2117 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2118 size without calling Object::section_size().
2119 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2120 for size. Allocate a buffer for merged EXIDX entries.
2121 (Arm_exidx_merged_section::build_contents): New method.
2122 (Arm_exidx_merged_section::do_write): Move merge section contents
2123 building code to Arm_exidx_merged_section::build_contetns. Write
2124 out contetns in buffer instead of building it on the fly.
2125 (Arm_relobj::make_exidx_input_section): Also pass text section size
2126 to Arm_exidx_input_section constructor.
2127 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2128 (Arm_dynobj::do_read_symbols): Fix memory leak.
2129 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2130 * target.h: (class Task): Add forward declaration.
2131 (Target::relax): Add new parameter TASK and pass it to
2133 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2135 2010-11-05 Cary Coutant <ccoutant@google.com>
2138 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2139 object when reading from the file.
2140 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2142 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2143 when reading section contents.
2144 (get_section_contents): Likewise.
2145 (icf::find_identical_sections): Likewise.
2146 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2147 object when reading from the file.
2148 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2149 the object when doing deferred section layout.
2151 2010-11-03 Nick Clifton <nickc@redhat.com>
2154 * script.h (class Symbol_assignment: name): New member. Returns
2155 the name of the symbol.
2156 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2157 Returns true if the given symbol name is on the list of
2158 assignments wating to be processed.
2159 * archive.cc (should_incldue_member): If the symbol is undefined,
2160 check to see if it is on the list of symbols pending assignment.
2162 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2164 * script-sections.cc (Script_sections::find_memory_region): Check
2165 for a NULL output section pointer.
2167 2010-10-29 Doug Kwan <dougkwan@google.com>
2169 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2170 Output_section::add_relaxed_input_section.
2171 * output.cc (Output_section::add_relaxed_input_section): Add new
2172 arguments LAYOUT and NAME. Set section order index.
2173 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2174 Copy section order index.
2175 * output.h (Output_section::add_relaxed_input_section): Add new
2176 arguments LAYOUT and NAME.
2178 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2180 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2181 NATIVE_OR_CROSS_LINKER.
2182 * testsuite/Makefile.in: Regenerate.
2184 2010-10-20 Doug Kwan <dougkwan@google.com>
2186 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2187 without SHF_LINK_ORDER flags.
2188 * layout.cc (Layout::choose_output_section): Do not filter
2189 SHF_LINK_ORDER flag in a relocatable link.
2191 2010-10-17 Cary Coutant <ccoutant@google.com>
2193 * output.h (Output_segment::set_section_addresses): Change function
2194 signature. Update all callers.
2195 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2197 (Output_segment::set_section_addresses): Align after last TLS
2198 section. Add padding before last relro section instead of after.
2200 2010-10-17 Doug Kwan <dougkwan@google.com>
2202 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2203 GOT output section to be writable.
2205 2010-10-14 Cary Coutant <ccoutant@google.com>
2207 * debug.h (DEBUG_INCREMENTAL): New flag.
2208 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2209 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2211 * incremental.cc (report_command_line): Ignore all forms of
2213 * layout.cc (Layout::Layout): Check parameters for incremental link
2215 * options.cc (General_options::parse_incremental): New function.
2216 (General_options::parse_no_incremental): New function.
2217 (General_options::parse_incremental_full): New function.
2218 (General_options::parse_incremental_update): New function.
2219 (General_options::incremental_mode_): New data member.
2220 (General_options::finalize): Check incremental_mode_.
2221 * options.h (General_options): Update help text for --incremental.
2222 Add --no-incremental, --incremental-full, --incremental-update.
2223 (General_options::Incremental_mode): New enum type.
2224 (General_options::incremental_mode): New function.
2225 (General_options::incremental_mode_): New data member.
2226 * parameters.cc (Parameters::incremental_mode_): New data member.
2227 (Parameters::set_options): Set incremental_mode_.
2228 (Parameters::set_incremental_full): New function.
2229 (Parameters::incremental): New function.
2230 (Parameters::incremental_update): New function.
2231 (set_parameters_incremental_full): New function.
2232 * parameters.h (Parameters::set_incremental_full): New function.
2233 (Parameters::incremental): New function.
2234 (Parameters::incremental_update): New function.
2235 (Parameters::incremental_mode_): New data member.
2236 (set_parameters_incremental_full): New function.
2237 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2238 incremental link mode.
2239 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2240 (Sized_relobj::do_relocate_sections): Likewise.
2241 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2243 * testsuite/Makefile.in: Regenerate.
2244 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2246 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2248 * script-sections.h (class Script_sections): Make
2249 Sections_elements typedef public.
2250 * script-sections.cc (class Sort_output_sections): Add elements_
2251 field. Add constructor which sets it; change all callers.
2252 (Sort_output_sections::is_before): New function.
2253 (Sort_output_sections::operator()): Call is_before.
2254 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2256 * testsuite/script_test_10.sh: New test. Test script section
2258 * testsuite/script_test_10.t: Likewise.
2259 * testsuite/script_test_10.s: Likewise.
2260 * testsuite/Makefile.am: Wrap the cross linker tests and the
2261 common tests into NATIVE_OR_CROSS_LINKER.
2262 (check_SCRIPTS): Add script_test_10.sh.
2263 (check_DATA): Add script_test_10.stdout.
2264 (script_test_10.o, script_test_10): New targets.
2265 (script_test_10.stdout): New target.
2266 * configure, testsuite/Makefile.in: Regenerate.
2268 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2270 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2271 error for the deprecated relocations.
2272 (Target_arm::Scan::global): Likewise.
2273 (Target_arm::Relocate::relocate): Likewise.
2275 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2277 * fileread.cc (Input_file::find_file): Initialize *found_name
2278 and *namep when using the fallback search for case 4.
2280 2010-10-11 Cary Coutant <ccoutant@google.com>
2282 * options.h (class General_options): Redefine -z lazy as an alias for
2283 the negation of -z now.
2285 2010-10-11 Ian Lance Taylor <iant@google.com>
2287 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2290 2010-10-06 Nick Clifton <nickc@redhat.com>
2292 * script-sections.cc(class Memory_region): Remove
2293 current_lma_offset_ field. Rename current_vma_offset_ to
2294 current_offset_. Add last_section_ field.
2295 (Memory_region::get_current_vma_address): Rename to
2296 get_current_address.
2297 (Memory_region::get_current_lma_address): Delete.
2298 (Memory_region::increment_vma_offset): Rename to
2300 (Memory_region::increment_lma_offset): Delete.
2301 (Memory_region::attributes_compatible): New method. Returns
2302 true if the provided section is compatible with the region.
2303 (Memory_region::get_last_section): New method. Returns the last
2304 section to use the region.
2305 (Memory_region::set_last_section): New method. Stores the last
2306 section to use the region.
2307 (Script_sections::block_in_region): New method. Returns true if
2308 a block of memory is contained within a region.
2309 (Script_sections::find_memory_region): New method. Locates a
2310 memory region to be used to set a VMA or LMA address.
2311 (Output_section_definition::set_section_addresses): Add code to
2312 check for addresses set by memory regions.
2313 (Output_segment::set_section_addresses): Remove memory region
2315 (Script_sections::create_segment): Add a warning if a header
2316 segment is created outside of any region.
2317 * script-sections.h (class Script_sections): Add prototypes for
2318 find_memory_region and block_in_region methods.
2319 * testsuite/memory_test.s: Use .long instead of .word.
2320 * testsuite/memory_test.t: Add some more output sections.
2321 * testsuite/memory_test.sh: Update expected output.
2323 2010-10-02 Doug Kwan <dougkwan@google.com>
2325 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2326 defintion to symtab.h
2327 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2328 declaration to defintion.
2330 2010-10-01 Nick Clifton <nickc@redhat.com>
2332 * expression.cc (eval): Replace dummy argument with NULL.
2333 (eval_maybe_dot): Check for a NULL result section pointer.
2334 (Symbol_expression::value): Likewise.
2335 (Dot_expression::value): Likewise.
2336 (BINARY_EXPRESSION): Likewise.
2337 (Max_expression::value): Likewise.
2338 (Min_expression::value): Likewise.
2339 (Absolute_expression::value): Likewise.
2340 (Addr_expression::value_from_output_section): Likewise.
2341 (Loaddddr_expression::value_from_output_section): Likewise.
2342 (Segment_start_expression::value): Likewise.
2343 * script-sections.cc
2344 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2346 (Sections_elememt_dot_assignment::set_section_addresses):
2348 (Output_data_expression::do_write_to_buffer): Likewise.
2349 (Output_section_definition::finalize_symbols): Likewise.
2350 (Output_section_definition::set_section_addresses): Likewise.
2352 2010-09-30 Doug Kwan <dougkwan@google.com>
2354 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2356 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2358 * target.h (Target::can_icf_inline_merge_sections): New virtual
2360 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2362 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2364 * icf.cc (get_section_contents): Inline merge sections only when
2367 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2369 * configure: Regenerate.
2371 2010-09-17 Ian Lance Taylor <iant@google.com>
2373 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2374 * testsuite/Makefile.am (memory_test.o): New target.
2375 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2377 * testsuite/Makefile.in: Rebuild.
2379 2010-09-17 Doug Kwan <dougkwan@google.com>
2381 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2382 defintion if relocation uses GOT entries of the symbol.
2383 * testsuite/icf_safe_test.sh: Fix test.
2384 * testsuite/icf_safe_so_test.sh: Fix test.
2386 2010-09-16 Cary Coutant <ccoutant@google.com>
2388 * script_sections.cc (class Memory_region): Remove "NULL" from
2389 vector initializations.
2391 2010-09-15 Cary Coutant <ccoutant@google.com>
2393 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2394 Resolve forwarding symbols.
2396 2010-09-15 Doug Kwan <dougkwan@google.com>
2398 * gold/testsuite/script_test_3.t: Add ARM special sections.
2399 * gold/testsuite/script_test_4.t: Same.
2400 * gold/testsuite/script_test_5.t: Same.
2401 * gold/testsuite/script_test_6.t: Same.
2402 * gold/testsuite/script_test_7.t: Same.
2403 * gold/testsuite/script_test_7.t: Same.
2404 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2406 2010-09-14 Cary Coutant <ccoutant@google.com>
2408 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2409 (Target_x86_64::Relocate::relocate_tls): Replace check for
2410 saw_tls_block_reloc_ with test for executable section.
2412 2010-09-12 Cary Coutant <ccoutant@google.com>
2414 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2415 position-independent executables to shared libraries need dynamic
2417 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2418 position-independent executables.
2419 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2420 * testsuite/Makefile.in: Regenerate.
2422 2010-09-10 Nick Clifton <nickc@redhat.com>
2425 * testsuite/memory_test.t: Discard any sections that are not
2428 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2431 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2432 "This::" to work around a bug in gcc 4.2.
2434 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2436 2010-09-09 Rafael Espindola <espindola@google.com>
2438 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2439 sections with different PF_X flags in the same segment.
2440 (Layout::find_first_load_seg): Search all segments to find the first
2442 * options.h (rosegment): New.
2444 2010-09-08 Rafael Espindola <espindola@google.com>
2446 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2448 2010-09-08 Doug Kwan <dougkwan@google.com>
2450 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2451 (Arm_relobj::do_relocate_sections): Add new parameter for output
2452 file to match the parent.
2453 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2454 of local symbols instead of input values. Update code to track
2455 changes in gold::relocate_section.
2456 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2457 (Sized_relobj::compute_final_local_value_internal): New methods.
2458 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2459 body into private version of Sized_relobj::compute_final_local_value.
2460 Call the inline method.
2461 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2462 merged symbol value if there is one.
2463 (Symbol_value::has_output_value): New method defintiion.
2464 (Sized_relobj::Compute_final_local_value_status): New enum type.
2465 (Sized_relobj::compute_final_local_value): New methods.
2466 (Sized_relobj::compute_final_local_value_internal): New methods.
2467 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2468 and arm_cortex_a8.sh.
2469 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2470 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2472 * Makefile.in: Regenerate.
2473 * testsuite/arm_bl_out_of_range.s: Update test.
2474 * testsuite/thumb_bl_out_of_range.s: Ditto.
2475 * testsuite/thumb_blx_out_of_range.s: Ditto.
2476 * testsuite/arm_branch_out_of_range.sh: New file.
2477 * testsuite/arm_cortex_a8.sh: Ditto.
2478 * testsuite/arm_cortex_a8_b.s: Ditto.
2479 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2480 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2481 * testsuite/arm_cortex_a8_bl.s: Ditto.
2482 * testsuite/arm_cortex_a8_blx.s: Ditto.
2483 * testsuite/arm_cortex_a8_local.s: Ditto.
2484 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2485 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2487 2010-09-08 Rafael Espindola <espindola@google.com>
2489 * Makefile.am (memory_test.stdout): Run readelf with -W.
2490 * Makefile.in: Regenerate.
2491 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2494 2010-09-08 Rafael Espindola <espindola@google.com>
2496 * script-sections.cc (Script_sections::add_memory_region): Convert
2497 field precision to int.
2498 * script.cc (script_set_section_region, script_set_section_region):
2499 Convert field precision to int.
2501 2010-09-08 Rafael Espindola <espindola@google.com>
2503 * arm.cc (do_finalize_sections): Create the __exidx_start and
2504 __exdix_end symbols even when the section is missing.
2506 2010-09-08 Nick Clifton <nickc@redhat.com>
2508 * README: Remove claim that MEMORY is not supported.
2509 * expression.cc (script_exp_function_origin)
2510 (script_exp_function_length): Move from here to ...
2511 * script.cc: ... here.
2512 (script_set_section_region, script_add_memory)
2513 (script_parse_memory_attr, script_include_directive): New
2515 * script-sections.cc
2516 (class Memory_region): New class.
2517 (class Output_section_definition): Add set_memory_region,
2518 set_section_vma, set_section_lma and get_section_name methods.
2519 (class Script_Sections): Add add_memory_region,
2520 find_memory_region, find_memory_region_origin,
2521 find_memory_region_length and set_memory_region methods.
2522 Have set_section_addresses method walk the list of set memory
2524 Extend the print methos to display memory regions.
2525 * script-sections.h: Add prototypes for new methods.
2526 Add enum for MEMORY region attributes.
2527 * yyscript.y: Add support for parsing MEMORY regions.
2528 * script-c.h: Add prototypes for new functions.
2529 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2530 * testsuite/Makefile.in: Regenerate.
2531 * testsuite/memory_test.sh: New script.
2532 * testsuite/memory_test.s: New assembler source file.
2533 * testsuite/memory_test.t: New linker script.
2535 2010-08-27 Doug Kwan <dougkwan@google.com>
2537 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2538 reference override an existing dynamic weak reference.
2539 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2540 * testsuite/Makefile.in: Regenerate.
2541 * testsuite/dyn_weak_ref.sh: New file.
2542 * testsuite/dyn_weak_ref_1.c: Ditto.
2543 * testsuite/dyn_weak_ref_2.c: Ditto.
2545 2010-08-27 Ian Lance Taylor <iant@google.com>
2547 * incremental.h (class Incremental_input_entry): Add virtual
2550 2010-08-27 Ian Lance Taylor <iant@google.com>
2552 * testsuite/start_lib_test_3.c: Mark t3 as used.
2554 2010-08-27 Nick Clifton <nickc@redhat.com>
2556 * options.cc (version_script): Fix small typo in previous
2559 2010-08-25 Nick Clifton <nickc@redhat.com>
2561 * archive.cc: Formatting fixes: Remove whitespace between
2562 typename and following asterisk. Remove whitespace between
2563 function name and opening parenthesis.
2564 * archive.h: Likewise.
2566 * attributes.cc: Likewise.
2567 * attributes.h: Likewise.
2568 * common.cc: Likewise.
2569 * copy-relocs.cc: Likewise.
2570 * dirsearch.h: Likewise.
2571 * dynobj.cc: Likewise.
2572 * ehframe.cc: Likewise.
2573 * ehframe.h: Likewise.
2574 * expression.cc: Likewise.
2575 * fileread.cc: Likewise.
2576 * fileread.h: Likewise.
2578 * gold-threads.cc: Likewise.
2579 * gold.cc: Likewise.
2580 * i386.cc: Likewise.
2582 * incremental-dump.cc: Likewise.
2583 * incremental.cc: Likewise.
2584 * layout.cc: Likewise.
2585 * layout.h: Likewise.
2586 * main.cc: Likewise.
2587 * merge.cc: Likewise.
2588 * merge.h: Likewise.
2589 * object.cc: Likewise.
2590 * object.h: Likewise.
2591 * options.cc: Likewise.
2592 * options.h: Likewise.
2593 * output.cc: Likewise.
2594 * output.h: Likewise.
2595 * plugin.cc: Likewise.
2596 * plugin.h: Likewise.
2597 * powerpc.cc: Likewise.
2598 * reloc.cc: Likewise.
2599 * script-c.h: Likewise.
2600 * script-sections.cc: Likewise.
2601 * script.cc: Likewise.
2602 * stringpool.cc: Likewise.
2603 * symtab.cc: Likewise.
2604 * symtab.h: Likewise.
2605 * target.cc: Likewise.
2606 * timer.cc: Likewise.
2607 * timer.h: Likewise.
2608 * version.cc: Likewise.
2609 * x86_64.cc: Likewise.
2611 2010-08-24 Nick Clifton <nickc@redhat.com>
2614 * layout.cc (segment_precedes): Sort segments by their physical
2615 addresses, if they have been set.
2617 2010-08-23 Cary Coutant <ccoutant@google.com>
2619 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2621 (Lib_group::include_member): Unlock object after deleting its
2623 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2626 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2627 Cary Coutant <ccoutant@google.com>
2629 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2630 constructor, and set_blocker.
2631 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2633 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2634 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2635 * testsuite/Makefile.am (start_lib_test): New test case.
2636 * testsuite/Makefile.in: Regenerate.
2637 * testsuite/start_lib_test_main.c: New file.
2638 * testsuite/start_lib_test_1.c: New file.
2639 * testsuite/start_lib_test_2.c: New file.
2640 * testsuite/start_lib_test_3.c: New file.
2642 2010-08-19 Ian Lance Taylor <iant@google.com>
2644 * Makefile.in: Rebuild with automake 1.11.1.
2645 * aclocal.m4: Likewise.
2646 * testsuite/Makefile.in: Likewise.
2648 2010-08-19 Ian Lance Taylor <iant@google.com>
2651 * i386.cc (class Output_data_plt_i386): Update declarations.
2652 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2653 local_ifuncs_ fields.
2654 (Target_i386::do_plt_section_for_global): New function.
2655 (Target_i386::do_plt_section_for_local): New function.
2656 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2657 parameter; change all callers. Initialize global_ifuncs_ and
2658 local_ifuncs_. If doing a static link define __rel_iplt_start and
2660 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2661 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2662 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2664 (Target_i386::make_plt_section): New function, broken out of
2665 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2666 (Target_i386::make_plt_entry): Call make_plt_section.
2667 (Target_i386::make_local_ifunc_plt_entry): New function.
2668 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2669 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2670 R_386_IRELATIVE to switch.
2671 (Target_i386::Scan::global): Likewise.
2672 (Target_i386::Relocate::relocate): Likewise.
2673 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2675 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2676 (Target_x86_64::do_plt_section_for_global): New function.
2677 (Target_x86_64::do_plt_section_for_local): New function.
2678 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2679 parameter; change all callers. If doing a static link define
2680 __rela_iplt_start and __rela_iplt_end.
2681 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2682 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2683 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2685 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2686 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2688 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2689 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2690 R_X86_64_IRELATIVE to switch.
2691 (Target_x86_64::Scan::global): Likewise.
2692 (Target_x86_64::Relocate::relocate): Likewise.
2693 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2695 * target.h (class Target): Add plt_section_for_global and
2696 plt_section_for_local functions. Add do_plt_section_for_global
2697 and do_plt_section_for_local virtual functions.
2698 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2699 clarifying comments.
2700 (Symbol::use_plt_offset): Handle IFUNC symbol.
2701 * object.cc (Sized_relobj::Sized_relobj): Initialize
2703 (Sized_relobj::local_has_plt_offset): New function.
2704 (Sized_relobj::local_plt_offset): New function.
2705 (Sized_relobj::set_local_plt_offset): New function.
2706 (Sized_relobj::do_count): Handle IFUNC symbol.
2707 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2708 a bit away from input_shndx_ field. Add set_is_func_symbol and
2709 is_ifunc_symbol functions.
2710 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2711 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2712 local_plt_offsets_ field.
2713 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2714 * output.h (class Output_section_data): Add non-const
2715 output_section function.
2716 (class Output_data_got): Update declarations.
2717 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2718 Add use_plt_offset parameter to global and local constructors.
2719 Change all callers. Change local_sym_index_ field to 31 bits.
2720 Change GSYM_CODE and CONSTANT_CODE accordingly.
2721 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2722 doing a static link don't set sh_link field.
2723 (Output_data_got::Got_entry::write): Use PLT offset if
2725 (Output_data_got::add_global_plt): New function.
2726 (Output_data_got::add_local_plt): New function.
2727 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2728 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2729 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2730 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2731 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2733 * testsuite/ifunc-sel.h: New file.
2734 * testsuite/ifuncmain1.c: New file.
2735 * testsuite/ifuncmain1vis.c: New file.
2736 * testsuite/ifuncmod1.c: New file.
2737 * testsuite/ifuncdep2.c: New file.
2738 * testsuite/ifuncmain2.c: New file.
2739 * testsuite/ifuncmain3.c: New file.
2740 * testsuite/ifuncmod3.c: New file.
2741 * testsuite/ifuncmain4.c: New file.
2742 * testsuite/ifuncmain5.c: New file.
2743 * testsuite/ifuncmod5.c: New file.
2744 * testsuite/ifuncmain6pie.c: New file.
2745 * testsuite/ifuncmod6.c: New file.
2746 * testsuite/ifuncmain7.c: New file.
2747 * configure, testsuite/Makefile.in: Rebuild.
2749 2010-08-18 Ian Lance Taylor <iant@google.com>
2752 (Output_section_incremental_inputs::write_input_files): Add cast
2753 to avoid signed/unsigned comparison warning.
2754 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2756 2010-08-12 Cary Coutant <ccoutant@google.com>
2758 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2760 2010-08-13 Ian Lance Taylor <iant@google.com>
2762 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2764 2010-08-12 Cary Coutant <ccoutant@google.com>
2765 Doug Kwan <dougkwan@google.com>
2767 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2768 defintion overrides non-weak undef, remember that the original undef
2770 * symtab.cc (Symbol_table::sized_write_global): For undef without
2771 an original weak binding, set binding to global in output.
2772 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2773 * testsuite/Makefile.in: Regenerate.
2774 * testsuite/strong_ref_weak_def.sh: New file.
2775 * testsuite/strong_ref_weak_def_1.c: Ditto.
2776 * testsuite/strong_ref_weak_def_2.c: Ditto.
2778 2010-08-12 Cary Coutant <ccoutant@google.com>
2780 * testsuite/incremental_test.sh: Rewrite.
2781 * testsuite/incremental_test_1.c: Rewrite.
2782 * testsuite/incremental_test_2.c: Rewrite.
2784 2010-08-12 Cary Coutant <ccoutant@google.com>
2786 * arm.cc (Target_arm::got_size): Add const.
2787 (Target_arm::got_entry_count): New function.
2788 (Target_arm::plt_entry_count): New function.
2789 (Target_arm::first_plt_entry_offset): New function.
2790 (Target_arm::plt_entry_size): New function.
2791 (Output_data_plt_arm::entry_count): New function.
2792 (Output_data_plt_arm::first_plt_entry_offset): New function.
2793 (Output_data_plt_arm::get_plt_entry_size): New function.
2794 * i386.cc (Target_i386::got_size): Add const.
2795 (Target_i386::got_entry_count): New function.
2796 (Target_i386::plt_entry_count): New function.
2797 (Target_i386::first_plt_entry_offset): New function.
2798 (Target_i386::plt_entry_size): New function.
2799 (Output_data_plt_i386::entry_count): New function.
2800 (Output_data_plt_i386::first_plt_entry_offset): New function.
2801 (Output_data_plt_i386::get_plt_entry_size): New function.
2802 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2803 find_incremental_inputs_sections. Dump incremental_got_plt section.
2804 * incremental.cc: Include target.h.
2805 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2806 parameter. Adjust all callers. Find incremental_got_plt section.
2807 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2809 (Output_section_incremental_inputs::set_final_data_size): Calculate
2810 size of incremental_got_plt section.
2811 (Output_section_incremental_inputs::do_write): Write the
2812 incremental_got_plt section.
2813 (Got_plt_view_info): New struct.
2814 (Local_got_offset_visitor): New class.
2815 (Global_got_offset_visitor): New class.
2816 (Global_symbol_visitor_got_plt): New class.
2817 (Output_section_incremental_inputs::write_got_plt): New function.
2818 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2819 Add parameter. Adjust all callers.
2820 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2821 (Incremental_inputs::got_plt_section): New function.
2822 (Incremental_inputs::got_plt_section_): New data member.
2823 (Incremental_got_plt_reader): New class.
2824 * layout.cc (Layout::create_incremental_info_sections): Add the
2825 incremental_got_plt section.
2826 * object.h (Got_offset_list::get_list): New function.
2827 (Got offset_list::for_all_got_offsets): New function.
2828 (Sized_relobj::local_got_offset_list): New function.
2829 * powerpc.cc (Target_powerpc::got_size): Add const.
2830 (Target_powerpc::got_entry_count): New function.
2831 (Target_powerpc::plt_entry_count): New function.
2832 (Target_powerpc::first_plt_entry_offset): New function.
2833 (Target_powerpc::plt_entry_size): New function.
2834 (Output_data_plt_powerpc::entry_count): New function.
2835 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2836 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2837 * sparc.cc (Target_sparc::got_size): Add const.
2838 (Target_sparc::got_entry_count): New function.
2839 (Target_sparc::plt_entry_count): New function.
2840 (Target_sparc::first_plt_entry_offset): New function.
2841 (Target_sparc::plt_entry_size): New function.
2842 (Output_data_plt_sparc::entry_count): New function.
2843 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2844 (Output_data_plt_sparc::get_plt_entry_size): New function.
2845 * symtab.h (Symbol::got_offset_list): New function.
2846 (Symbol_table::for_all_symbols): New function.
2847 * target.h (Sized_target::got_entry_count): New function.
2848 (Sized_target::plt_entry_count): New function.
2849 (Sized_target::plt_entry_size): New function.
2850 * x86_64.cc (Target_x86_64::got_size): Add const.
2851 (Target_x86_64::got_entry_count): New function.
2852 (Target_x86_64::plt_entry_count): New function.
2853 (Target_x86_64::first_plt_entry_offset): New function.
2854 (Target_x86_64::plt_entry_size): New function.
2855 (Output_data_plt_x86_64::entry_count): New function.
2856 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2857 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2859 2010-08-12 Cary Coutant <ccoutant@google.com>
2861 * archive.cc: Include incremental.h.
2862 (Archive::Archive): Initialize incremental_info_.
2863 (Archive::include_member): Record archive members in incremental info.
2864 (Add_archive_symbols::run): Record begin and end of an archive in
2866 (Lib_group::include_member): Record objects in incremental info.
2867 * archive.h (Incremental_archive_entry): Forward declaration.
2868 (Archive::set_incremental_info): New member function.
2869 (Archive::incremental_info): New member function.
2870 (Archive::Unused_symbol_iterator): New class.
2871 (Archive::unused_symbols_begin): New member function.
2872 (Archive::unused_symbols_end): New member function.
2873 (Archive::incremental_info_): New data member.
2874 * incremental-dump.cc (find_input_containing_global): New function.
2875 (dump_incremental_inputs): Dump new incremental info sections.
2876 * incremental.cc: Include symtab.h.
2877 (Output_section_incremental_inputs): New class.
2878 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2879 new incremental info sections.
2880 (Sized_incremental_binary::do_check_inputs): Likewise.
2881 (Incremental_inputs::report_archive): Remove.
2882 (Incremental_inputs::report_archive_begin): New function.
2883 (Incremental_inputs::report_archive_end): New function.
2884 (Incremental_inputs::report_object): New function.
2885 (Incremental_inputs::finalize_inputs): Remove.
2886 (Incremental_inputs::report_input_section): New function.
2887 (Incremental_inputs::report_script): Rewrite.
2888 (Incremental_inputs::finalize): Do nothing but finalize string table.
2889 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2890 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2891 (Incremental_inputs::create_data_sections): New function.
2892 (Incremental_inputs::relocs_entsize): New function.
2893 (Output_section_incremental_inputs::set_final_data_size): New function.
2894 (Output_section_incremental_inputs::do_write): New function.
2895 (Output_section_incremental_inputs::write_header): New function.
2896 (Output_section_incremental_inputs::write_input_files): New function.
2897 (Output_section_incremental_inputs::write_info_blocks): New function.
2898 (Output_section_incremental_inputs::write_symtab): New function.
2899 * incremental.h (Incremental_script_entry): Forward declaration.
2900 (Incremental_object_entry): Forward declaration.
2901 (Incremental_archive_entry): Forward declaration.
2902 (Incremental_inputs): Forward declaration.
2903 (Incremental_inputs_header_data): Remove.
2904 (Incremental_inputs_header): Remove.
2905 (Incremental_inputs_header_write): Remove.
2906 (Incremental_inputs_entry_data): Remove.
2907 (Incremental_inputs_entry): Remove.
2908 (Incremental_inputs_entry_write): Remove.
2909 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2910 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2911 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2912 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2914 (Incremental_input_entry): New class.
2915 (Incremental_script_entry): New class.
2916 (Incremental_object_entry): New class.
2917 (Incremental_archive_entry): New class.
2918 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2919 (Incremental_inputs::report_inputs): Remove.
2920 (Incremental_inputs::report_archive): Remove.
2921 (Incremental_inputs::report_archive_begin): New function.
2922 (Incremental_inputs::report_archive_end): New function.
2923 (Incremental_inputs::report_object): Change prototype.
2924 (Incremental_inputs::report_input_section): New function.
2925 (Incremental_inputs::report_script): Change prototype.
2926 (Incremental_inputs::get_reloc_count): New function.
2927 (Incremental_inputs::set_reloc_count): New function.
2928 (Incremental_inputs::create_data_sections): New function.
2929 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2930 (Incremental_inputs::inputs_section): New function.
2931 (Incremental_inputs::symtab_section): New function.
2932 (Incremental_inputs::relocs_section): New function.
2933 (Incremental_inputs::get_stringpool): Add const.
2934 (Incremental_inputs::command_line): Add const.
2935 (Incremental_inputs::inputs): Remove.
2936 (Incremental_inputs::command_line_key): New function.
2937 (Incremental_inputs::input_file_count): New function.
2938 (Incremental_inputs::input_files): New function.
2939 (Incremental_inputs::relocs_entsize): New function.
2940 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2941 (Incremental_inputs::finalize_inputs): Remove.
2942 (Incremental_inputs::Input_info): Remove.
2943 (Incremental_inputs::lock_): Remove.
2944 (Incremental_inputs::inputs_): Change type.
2945 (Incremental_inputs::inputs_map_): Remove.
2946 (Incremental_inputs::current_object_entry_): New data member.
2947 (Incremental_inputs::inputs_section_): New data member.
2948 (Incremental_inputs::symtab_section_): New data member.
2949 (Incremental_inputs::relocs_section_): New data member.
2950 (Incremental_inputs::reloc_count_): New data member.
2951 (Incremental_inputs_reader): New class.
2952 (Incremental_symtab_reader): New class.
2953 (Incremental_relocs_reader): New class.
2954 * layout.cc (Layout::finalize): Move finalization of incremental info
2955 and creation of incremental info sections to follow finalization of
2956 symbol table. Set offsets for postprocessing sections.
2957 (Layout::create_incremental_info_sections): Call
2958 Incremental_inputs::create_data_sections. Add incremental symtab
2959 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2960 sections to layout after input sections.
2961 * layout.h (struct Timespec): Forward declaration.
2962 (Layout::incremental_inputs): Add const.
2963 (Layout::create_incremental_info_sections): Add parameter.
2964 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2965 * object.cc: Include incremental.h.
2966 (Relobj::finalize_incremental_relocs): New function.
2967 (Sized_relobj::do_layout): Record input sections in incremental info.
2968 * object.h (Object::output_section): New function.
2969 (Object::output_section_offset): Moved from Relobj.
2970 (Object::get_incremental_reloc_base): New function.
2971 (Object::get_incremental_reloc_count): New function.
2972 (Object::do_output_section): New function.
2973 (Object::do_output_section_offset): Moved from Relobj.
2974 (Object::do_get_incremental_reloc_base): New function.
2975 (Object::do_get_incremental_reloc_count): New function.
2976 (Object::Object): Initialize new data members.
2977 (Relobj::output_section): Renamed do_output_section and moved to
2979 (Relobj::output_section_offset): Moved to Object.
2980 (Relobj::do_get_incremental_reloc_base): New function.
2981 (Relobj::do_get_incremental_reloc_count): New function.
2982 (Relobj::allocate_incremental_reloc_counts): New function.
2983 (Relobj::count_incremental_reloc): New function.
2984 (Relobj::finalize_incremental_relocs): New function.
2985 (Relobj::next_incremental_reloc_index): New function.
2986 (Relobj::reloc_counts_): New data member.
2987 (Relobj::reloc_bases_): New data member.
2988 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2989 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2990 (Sized_relobj::incremental_relocs_scan): New function.
2991 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2992 (Sized_relobj::incremental_relocs_write): New function.
2993 (Sized_relobj::incremental_relocs_write_reltype): New function.
2994 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2996 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2997 archives and object files elsewhere.
2998 (Add_symbols::run): Report object files here.
2999 (Finish_group::run): Report end of archive at end of group.
3000 * reloc.cc: Include layout.h, incremental.h.
3001 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3002 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3003 (Sized_relobj::incremental_relocs_scan): New function.
3004 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3005 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3006 (Sized_relobj::incremental_relocs_write): New function.
3007 (Sized_relobj::incremental_relocs_write_reltype): New function.
3008 * script.cc (read_input_script): Rewrite test for incremental link.
3009 Change call to Incremental_inputs::report_script.
3010 * symtab.h (Symbol_table::first_global_index): New function.
3011 (Symbol_table::output_count): New function.
3013 2010-08-12 Doug Kwan <dougkwan@google.com>
3015 * arm.cc (Target_arm::merge_object_attributes): Check command line
3016 options --no-wchar-size-warning and --no-enum-size-warning.
3017 * options.h (General_options): Add ld-compatible options
3018 --no-enum-size-warning and --no-wchar-size-warning.
3020 2010-08-04 Ian Lance Taylor <iant@google.com>
3022 * x86_64.cc (Target_x86_64::Scan::local): Use
3023 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3024 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3025 (Target_x86_64::Scan::global): Likewise.
3026 (Target_x86_64::Relocate::relocate): Likewise.
3027 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3030 2010-08-03 Cary Coutant <ccoutant@google.com>
3032 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3033 to reserve space in merged_strings vector. Keep total input size
3035 (Output_merge_string::do_print_merge_stats): Print total input size.
3036 * merge.h (Output_merge_string): Add input_size_ field.
3037 * stringpool.cc (Stringpool_template::string_length): Move
3038 implementations out of Stringpool_template class and place in
3040 * stringpool.h (string_length): Move out of Stringpool_template.
3042 2010-08-03 Ian Lance Taylor <iant@google.com>
3045 * layout.cc (relaxation_loop_body): If address of load segment is
3046 set, adjust address to include headers if possible.
3048 2010-08-03 Ian Lance Taylor <iant@google.com>
3050 * version.cc (version_string): Bump to 1.10.
3052 2010-08-03 Ian Lance Taylor <iant@google.com>
3055 * layout.h (enum Output_section_order): Define.
3056 (class Layout): Update declarations.
3057 * layout.cc (Layout::get_output_section): Add order parameter.
3058 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3059 is_first_non_relro parameters. Change all callers.
3060 (Layout::choose_output_section): Likewise.
3061 (Layout::add_output_section_data): Likewise.
3062 (Layout::make_output_section): Likewise. Set order.
3063 (Layout::default_section_order): New function.
3064 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3065 * output.cc (Output_section::Output_section): Initialize order_.
3066 Don't initialize deleted fields.
3067 (Output_segment::Output_segment): Don't initialize deleted
3069 (Output_segment::add_output_section_to_load): New function
3070 replacing add_output_section. Change all callers to call this or
3071 add_output_section_to_nonload.
3072 (Output_segment::add_output_section_to_nonload): New function.
3073 (Output_segment::remove_output_section): Rewrite.
3074 (Output_segment::add_initial_output_data): Likewise.
3075 (Output_segment::has_any_data_sections): Likewise.
3076 (Output_segment::is_first_section_relro): Likewise.
3077 (Output_segment::maximum_alignment): Likewise.
3078 (Output_segment::has_dynamic_reloc): New function replacing
3079 dynamic_reloc_count. Change all callers.
3080 (Output_segment::has_dynamic_reloc_list): New function replacing
3081 dynamic_reloc_count_list. Change all callers.
3082 (Output_segment::set_section_addresses): Rewrite.
3083 (Output_segment::set_offset): Rewrite.
3084 (Output_segment::find_first_and_last_list): Remove.
3085 (Output_segment::set_tls_offsets): Rewrite.
3086 (Output_segment::first_section_load_address): Likewise.
3087 (Output_segment::output_section_count): Likewise.
3088 (Output_segment::section_with_lowest_load_address): Likewise.
3089 (Output_segment::write_section_headers): Likewise.
3090 (Output_segment::print_sections_to_map): Likewise.
3091 * output.h (class Output_data): Remove dynamic_reloc_count_
3092 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3093 (Output_data::add_dynamic_reloc): Rewrite.
3094 (Output_data::has_dynamic_reloc): New function.
3095 (Output_data::dynamic_reloc_count): Remove.
3096 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3097 is_last_relro_, is_first_non_relro_, is_interp_,
3098 is_dynamic_linker_section_ fields. Add order and set_order
3099 functions. Remove is_relro_local, set_is_relro_local,
3100 is_last_relro, set_is_last_relro, is_first_non_relro,
3101 set_is_first_non_relro functions, is_interp, set_is_interp,
3102 is_dynamic_linker_section, and set_is_dynamic_linker_section
3104 (class Output_segment): Change Output_data_list from std::list to
3105 std:;vector. Add output_lists_ field. Remove output_data_ and
3106 output_bss_ fields. Update declarations.
3108 2010-08-02 Ian Lance Taylor <iant@google.com>
3110 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3111 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3112 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3114 2010-08-02 Ian Lance Taylor <iant@google.com>
3117 * script.cc (Script_options::Script_options): Initialize
3118 symbol_definitions_ and symbol_references_.
3119 (Script_options::add_symbol_assignment): Update
3120 symbol_definitions_ and symbol_references_.
3121 (Script_options::add_symbol_reference): New function.
3122 (script_symbol): New function.
3123 * script.h (class Script_options): Add symbol_definitions_ and
3124 symbol_references_ fields.
3125 (Script_options::referenced_const_iterator): New type.
3126 (Script_options::referenced_begin): New function.
3127 (Script_options::referenced_end): New function.
3128 (Script_options::is_referenced): New function.
3129 (Script_options::any_unreferenced): New function.
3130 * script-c.h (script_symbol): Declare.
3131 * yyscript.y (exp): Call script_symbol.
3132 * symtab.cc: Include "script.h".
3133 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3134 Change all callers. Check symbols referenced by scripts.
3135 (Symbol_table::add_undefined_symbols_from_command_line): Add
3136 layout parameter. Change all callers.
3137 (Symbol_table::do_add_undefined_symbols_from_command_line):
3138 Likewise. Break out loop body. Check symbols referenced by
3140 (Symbol_table::add_undefined_symbol_from_command_line): New
3141 function broken out of
3142 do_add_undefined_symbols_from_command_line.
3143 * symtab.h (class Symbol_table): Update declarations.
3144 * archive.cc: Include "layout.h".
3145 (Archive::should_include_member): Add layout parameter. Change
3146 all callers. Check for symbol mentioned in expression.
3147 * archive.h (class Archive): Update declaration.
3148 * object.cc (Sized_relobj::do_should_include_member): Add layout
3150 * object.h (Object::should_include_member): Add layout parameter.
3152 (Object::do_should_include_member): Add layout parameter.
3153 (class Sized_relobj): Update declaration.
3154 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3156 * dynobj.h (class Sized_dynobj): Update declaration.
3157 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3159 * plugin.h (class Sized_pluginobj): Update declaration.
3161 2010-08-02 Ian Lance Taylor <iant@google.com>
3164 * output.cc (Output_segment::set_offset): Search for the first and
3165 last sections rather than assuming that the list is in order.
3166 (Output_segment::find_first_and_last_list): New function.
3167 * output.h (class Output_segment): Update declarations.
3168 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3169 (relro_strip_test_SOURCES): New variable.
3170 (relro_strip_test_DEPENDENCIES): New variable.
3171 (relro_strip_test_LDFLAGS): New variable.
3172 (relro_strip_test_LDADD): New variable.
3173 (relro_strip_test.so): New target.
3175 2010-08-02 Ian Lance Taylor <iant@google.com>
3177 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3178 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3179 (Target_i386::got_tlsdesc_section): New function.
3180 (Target_i386::got_section): Create space for GOT entries for
3181 TLSDESC relocations.
3182 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3184 (Target_i386::Scan::global): Likewise.
3185 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3187 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3188 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3189 (Target_x86_64::got_tlsdesc_section): New function.
3190 (Target_x86_64::got_section): Create space for GOT entries for
3191 TLSDESC relocations.
3192 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3194 (Target_x86_64::Scan::global): Likewise.
3195 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3198 2010-08-02 Ian Lance Taylor <iant@google.com>
3200 * testsuite/final_layout.sh: Use dc to convert from hex to
3203 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3205 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3206 paramter to the call to gold::gc_process_relocs.
3207 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3208 paramter to the call to gold::gc_process_relocs.
3209 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3210 parameter to the call to gold::gc_process_relocs.
3211 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3212 template parameter to the call to gold::gc_process_relocs.
3213 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3214 paramter to the call to gold::gc_process_relocs.
3215 * gc.h (get_embedded_addend_size): New function.
3216 (gc_process_relocs): Save the size of the reloc for use by ICF.
3217 * icf.cc (get_section_contents): Get the addend from the text section
3218 for SHT_REL relocation sections.
3219 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3220 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3221 * int_encoding.h (read_from_pointer): New overloaded function.
3222 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3223 * testsuite/icf_sht_rel_addend_test.sh: New file.
3224 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3225 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3227 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3229 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3230 * Makefile.in: Regenerate.
3231 * testsuite/Makefile.in: Regenerate.
3233 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3235 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3236 * gold/testsuite/debug_msg.cc: Likewise.
3237 * gold/testsuite/odr_violation1.cc
3238 * gold/testsuite/odr_violation2.cc
3240 2010-07-21 Cary Coutant <ccoutant@google.com>
3242 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3243 string, and length fields.
3244 (Output_merge_string::Merged_strings_list): New type.
3245 (Output_merge_string::Merged_strings_lists): New typedef.
3246 (Output_merge_string): Replace merged_strings_ with
3247 merged_strings_lists_.
3248 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3249 Merged_strings_list per input object and section. Don't store pointer
3250 to the string. Don't store length with each merged string entry.
3251 (Output_merge_string::finalize_merged_data): Loop over list of merged
3252 strings lists. Recompute length of each merged string.
3254 2010-07-15 Cary Coutant <ccoutant@google.com>
3256 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3259 2010-07-14 Ian Lance Taylor <iant@google.com>
3261 * descriptors.cc (Descriptors::open): Report correct name in error
3264 2010-07-13 Doug Kwan <dougkwan@google.com>
3266 * arm.cc (Arm_input_section::Arm_input_section): For a
3267 SHT_ARM_EXIDX section, always keeps the input sections.
3268 (Arm_input_section::set_exidx_section_link): New method.
3269 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3270 has_errors_ to false.
3271 (Arm_exidx_input_section::has_errors,
3272 Arm_exidx_input_section::set_has_errors): New methods.
3273 (Arm_exidx_input_section::has_errors_): New data member.
3274 (Arm_relobj::get_exidx_shndx_list): New method.
3275 (Arm_output_section::append_text_sections_to_list): Do not skip
3276 section without SHF_EXECINSTR.
3277 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3279 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3280 section header. Make error messages more verbose. Check for
3281 a non-executable section linked to an EXIDX section.
3282 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3283 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3284 check that there is no deferred EXIDX section if we exit early.
3285 Instead of not making an EXIDX section in case of an error, make one
3286 and set the has_errors flag of it.
3287 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3288 in a relocatable link.
3289 (Target_arm::do_relax): Look for the EXIDX output section instead of
3290 assuming that it is called .ARM.exidx.
3291 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3292 section list. Do not check for SHF_EXECINSTR section flags but
3293 skip any input section with errors.
3294 * output.cc (Output_section::Output_section): Initialize
3295 always_keeps_input_sections_ to false.
3296 (Output_section::add_input_section): Check for
3297 always_keeps_input_sections_.
3298 * output.h (Output_section::always_keeps_input_sections,
3299 Output_section::set_always_keeps_input_sections): New methods.
3300 (Output_section::always_keeps_input_sections): New data member.
3302 2010-07-13 Rafael Espindola <espindola@google.com>
3304 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3305 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3307 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3308 Ian Lance Taylor <iant@google.com>
3310 * output.h (Output_section_lookup_maps::add_merge_section):
3311 Correct check of whether value was inserted.
3312 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3313 (Output_section_lookup_maps::add_relaxed_input_section):
3315 * arm.cc (Target_arm::got_section): Remove used local os.
3316 * i386.cc (Target_i386::got_section): Likewise.
3317 * x86_64.cc (Target_x86_64::got_section): Likewise.
3318 * sparc.cc (Target_sparc::got_section): Likewise.
3319 (Target_sparc::relocate): Remove unused local have_got_offset.
3320 * powerpc.cc (Target_powerpc::relocate): Likewise.
3322 2010-07-13 Ian Lance Taylor <iant@google.com>
3324 * compressed_output.cc (zlib_decompress): Fix signature in
3327 * archive.cc (Archive::include_member): Unlock an external member
3328 of a thin archive. Don't bother to delete an object we know is
3331 2010-07-12 Cary Coutant <ccoutant@google.com>
3333 * compressed_output.cc (zlib_decompress): New function.
3334 (get_uncompressed_size): New function.
3335 (decompress_input_section): New function.
3336 * compressed_output.h (get_uncompressed_size): New function.
3337 (decompress_input_section): New function.
3338 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3339 Handle compressed debug sections.
3340 * layout.cc (is_compressed_debug_section): New function.
3341 (Layout::output_section_name): Map compressed section names to
3343 * layout.h (is_compressed_debug_section): New function.
3344 (is_debug_info_section): Recognize compressed debug sections.
3345 * merge.cc: Include compressed_output.h.
3346 (Output_merge_data::do_add_input_section): Handle compressed
3348 (Output_merge_string::do_add_input_section): Handle compressed
3350 * object.cc: Include compressed_output.h.
3351 (Sized_relobj::Sized_relobj): Initialize new data members.
3352 (build_compressed_section_map): New function.
3353 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3354 * object.h (Object::section_is_compressed): New method.
3355 (Object::do_section_is_compressed): New method.
3356 (Sized_relobj::Compressed_section_map): New type.
3357 (Sized_relobj::do_section_is_compressed): New method.
3358 (Sized_relobj::compressed_sections_): New data member.
3359 * output.cc (Output_section::add_input_section): Handle compressed
3361 * reloc.cc: Include compressed_output.h.
3362 (Sized_relobj::write_sections): Handle compressed debug sections.
3364 2010-07-08 Cary Coutant <ccoutant@google.com>
3366 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3367 weak when resolving to a dynamic def.
3368 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3369 for weak undef/dynamic def cases. Adjust callers.
3370 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3371 undef_binding_weak_.
3372 (Symbol_table::sized_write_globals): Adjust symbol binding.
3373 (Symbol_table::sized_write_symbol): Add binding parameter.
3374 * symtab.h (Symbol::set_undef_binding): New method.
3375 (Symbol::is_undef_binding_weak): New method.
3376 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3377 (Symbol_table::should_override): Add new parameter.
3378 (Symbol_table::sized_write_symbol): Add new parameter.
3380 * testsuite/weak_undef_file1.cc: Add new test case.
3381 * testsuite/weak_undef_file2.cc: Fix header comment.
3382 * testsuite/weak_undef_test.cc: Add new test case.
3384 2010-06-29 Doug Kwan <dougkwan@google.com>
3386 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3387 Initialize USE_SYMBOL_.
3388 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3390 (Arm_reloc_property::uses_symbol_): New data member declaration.
3391 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3392 uses symbol value and symbol is undefined but not weakly undefined.
3394 2010-06-28 Rafael Espindola <espindola@google.com>
3396 * plugin.cc (Plugin::load): Use dlerror.
3398 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3400 * symtab.cc (detect_odr_violations): When reporting an ODR
3401 violation, report an object where the symbol is defined.
3403 2010-06-25 Doug Kwan <dougkwan@google.com>
3405 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3406 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3408 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3409 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3410 target hook to detect function points.
3411 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3412 * icf.h (Icf::check_section_for_function_pointers): Change type of
3413 parameter SECTION_NAME to const reference to std::string. Use
3414 target hook to determine if section may have unsafe pointers.
3415 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3418 2010-06-21 Rafael Espindola <espindola@google.com>
3420 * fileread.cc (Input_file::find_fie): New
3421 (Input_file::open): Use Input_file::find_fie.
3422 * fileread.h (Input_file::find_fie): New
3423 * plugin.cc (set_extra_library_path): New.
3424 (Plugin::load): Add set_extra_library_path to the transfer vector.
3425 (Plugin_manager::set_extra_library_path): New.
3426 (Plugin_manager::add_input_file): Use the extra search path if set.
3427 (set_extra_library_path(): New.
3428 * plugin.h (Plugin_manager): Add set_extra_library_path and
3431 2010-06-19 Cary Coutant <ccoutant@google.com>
3433 * layout.cc (gdb_sections): Add .debug_types.
3434 (lines_only_debug_sections): Likewise.
3436 2010-06-18 Rafael Espindola <espindola@google.com>
3438 * plugin.cc (add_input_file,add_input_library)
3439 (Plugin_manager::add_input_file): Make filename arguments const.
3440 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3443 2010-06-16 Doug Kwan <dougkwan@google.com>
3445 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3446 .ARM.attributes section if we have not merged any input
3447 attributes sections.
3449 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3451 * arm.cc: Allow combining objects with no EABI version
3454 2010-06-15 Rafael Espindola <espindola@google.com>
3456 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3458 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3460 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3461 (struct iovec): Correct !HAVE_READV definition.
3463 2010-06-10 Cary Coutant <ccoutant@google.com>
3465 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3466 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3468 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3471 * symtab.h (Symbol::is_placeholder): New member function.
3472 * target-reloc.h (relocate_section): Check for placeholder symbols.
3474 * testsuite/Makefile.am (plugin_test_8): New test.
3475 (plugin_test_9): New test.
3476 * testsuite/Makefile.in: Regenerate.
3478 2010-06-09 Nick Clifton <nickc@redhat.com>
3480 * yyscript.y (input_list_element): Allow strings prefixed with
3481 the '-' character. Treat these as libraries.
3482 * script.cc (script_add_library): New function. Adds a library
3483 specified by "-l<name>" found in an input script.
3484 * script-c.h: Add prototype for script_add_library.
3486 2010-06-07 Doug Kwan <dougkwan@google.com>
3488 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3489 Restrict stub-group size to be within long conditional branch
3490 range when working around cortex-A8 erratum.
3492 2010-06-07 Damien Diederen <dd@crosstwine.com>
3494 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3497 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3501 (Output_section::Input_section_sort_entry::compare_section_ordering):
3502 Change to return non-zero correctly.
3503 (Output_section::Input_section_sort_section_order_index_compare
3504 ::operator()): Change to fix ambiguity in comparisons.
3506 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3508 * gold.h (is_wildcard_string): New function.
3509 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3510 (Layout::layout_eh_frame): Ditto.
3511 (Layout::find_section_order_index): New method.
3512 (Layout::read_layout_from_file): New method.
3513 * layout.h (Layout::find_section_order_index): New method.
3514 (Layout::read_layout_from_file): New method.
3515 (Layout::input_section_position_): New private member.
3516 (Layout::input_section_glob_): New private member.
3517 * main.cc (main): Call read_layout_from_file here.
3518 * options.h (--section-ordering-file): New option.
3519 * output.cc (Output_section::input_section_order_specified_): New
3521 (Output_section::Output_section): Initialize new member.
3522 (Output_section::add_input_section): Add new parameter.
3523 Keep input sections when --section-ordering-file is used.
3524 (Output_section::set_final_data_size): Sort input sections when
3525 section ordering file is specified.
3526 (Output_section::Input_section_sort_entry): Add new parameter.
3528 (Output_section::Input_section_sort_entry::compare_section_ordering):
3530 (Output_section::Input_section_sort_compare::operator()): Change to
3531 consider section_order_index.
3532 (Output_section::Input_section_sort_init_fini_compare::operator()):
3533 Change to consider section_order_index.
3534 (Output_section::Input_section_sort_section_order_index_compare
3535 ::operator()): New method.
3536 (Output_section::sort_attached_input_sections): Change to sort
3537 according to section order when specified.
3538 (Output_section::add_input_section<32, true>): Add new parameter.
3539 (Output_section::add_input_section<64, true>): Add new parameter.
3540 (Output_section::add_input_section<32, false>): Add new parameter.
3541 (Output_section::add_input_section<64, false>): Add new parameter.
3542 * output.h (Output_section::add_input_section): Add new parameter.
3543 (Output_section::input_section_order_specified): New
3545 (Output_section::set_input_section_order_specified): New method.
3546 (Input_section::Input_section): Initialize section_order_index_.
3547 (Input_section::section_order_index): New method.
3548 (Input_section::set_section_order_index): New method.
3549 (Input_section::section_order_index_): New member.
3550 (Input_section::Input_section_sort_section_order_index_compare): New
3552 (Output_section::input_section_order_specified_): New member.
3553 * script-sections.cc (is_wildcard_string): Delete and move modified
3555 (Output_section_element_input::Output_section_element_input): Modify
3556 call to is_wildcard_string.
3557 (Output_section_element_input::Input_section_pattern
3558 ::Input_section_pattern): Ditto.
3559 (Output_section_element_input::Output_section_element_input): Ditto.
3560 * testsuite/Makefile.am (final_layout): New test case.
3561 * testsuite/Makefile.in: Regenerate.
3562 * testsuite/final_layout.cc: New file.
3563 * testsuite/final_layout.sh: New file.
3565 2010-06-01 Rafael Espindola <espindola@google.com>
3567 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3569 2010-06-01 Rafael Espindola <espindola@google.com>
3571 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3572 visibility of symbols.
3574 2010-05-27 Doug Kwan <dougkwan@google.com>
3576 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3577 from start of output section instead of address for a local symbol
3578 in a merged or relaxed section when doing a relocatable link.
3580 2010-05-26 Rafael Espindola <espindola@google.com>
3583 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3584 adding sections the garbage collector removed.
3585 * gold/testsuite/Makefile.am: Add test.
3586 * gold/testsuite/Makefile.in: Regenerate.
3587 * gold/testsuite/plugin_test_7.sh: New.
3588 * gold/testsuite/plugin_test_7_1.c: New.
3589 * gold/testsuite/plugin_test_7_2.c: New.
3591 2010-05-26 Rafael Espindola <espindola@google.com>
3593 * script-sections.cc (Output_section_definition::set_section_addresses):
3594 Check for --section-start.
3596 2010-05-26 Doug Kwan <dougkwan@google.com>
3598 * arm.cc (Arm_scan_relocatable_relocs): New class.
3599 (Target_arm::relocate_special_relocatable): New method.
3600 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3601 (Arm_relocate_functions::thumb_branch_common): Same.
3602 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3603 instead of Default_scan_relocatable_relocs.
3604 * target-reloc.h (relocate_for_relocatable): Let target handle
3605 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3606 * target.h (Sized_target::relocate_special_relocatable): New method.
3608 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3610 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3612 2010-05-23 Doug Kwan <dougkwan@google.com>
3614 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3616 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3617 with a direct branch, not a conditional branch, to a stub.
3618 * merge.cc (Output_merge_base::record_input_section): New method
3620 (Output_merge_data::do_add_input_section): Record input section if
3621 keeps-input-sections flag is set.
3622 (Output_merge_string::do_add_input_section): Ditto.
3623 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3624 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3626 (Output_merge_base::keeps_input_sections,
3627 Output_merge_base::set_keeps_input_sections,
3628 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3630 (Output_merge_base::Input_sections): New type declaration.
3631 (Output_merge_base::input_sections_begin,
3632 Output_merge_base::input_sections_end,
3633 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3634 (Output_merge_base::bool keeps_input_sections_,
3635 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3636 Output_merge_base::input_sections_): New data members.
3637 (Output_merge_data::do_set_keeps_input_sections): New method
3639 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3640 * output.cc (Output_section::Input_section::relobj): Move method
3641 defintion from class declaration to here and handle merge sections.
3642 (Output_section::Input_section::shndx): Ditto.
3643 (Output_section::Output_section): Remove initializations of removed
3644 data members and initialize new data member LOOKUP_MAPS_.
3645 (Output_section::add_input_section): Set keeps-input-sections flag
3646 for a newly created merge output section as appropriate. Adjust code
3647 to use Output_section_lookup_maps class.
3648 (Output_section::add_relaxed_input_section): Adjst code for lookup
3649 maps code refactoring.
3650 (Output_section::add_merge_input_section): Add a new parameter
3651 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3652 class. If adding input section to a newly created merge output
3653 section fails, remove the new merge section.
3654 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3655 Adjust code for use of the Output_section_lookup_maps class.
3656 (Output_section::find_merge_section): Ditto.
3657 (Output_section::build_lookup_maps): New method defintion.
3658 (Output_section::find_relaxed_input_section): Adjust code to use
3659 Output_section_lookup_maps class.
3660 (Output_section::get_input_sections): Export merge sections. Adjust
3661 code to use Output_section_lookup_maps class.
3662 (Output_section:::add_script_input_section): Adjust code to use
3663 Output_section_lookup_maps class. Update lookup maps for merge
3665 (Output_section::discard_states): Use Output_section_lookup_maps.
3666 (Output_section::restore_states): Same.
3667 * output.h (Merge_section_properties): Move class defintion out of
3669 (Output_section_lookup_maps): New class.
3670 (Output_section::Input_section::is_merge_section): New method
3672 (Output_section::Input_section::relobj): Move defintion out of class
3673 defintion. Declare method only.
3674 (Output_section::Input_section::shndx): Ditto.
3675 (Output_section::Input_section::output_merge_base): New method defintion.
3676 (Output_section::Input_section::u2_.pomb): New union field.
3677 (Output_section::Merge_section_by_properties_map,
3678 Output_section::Output_section_data_by_input_section_map,
3679 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3681 (Output_section::add_merge_input_section): Add new parameter
3682 KEEPS_INPUT_SECTIONS.
3683 (Output_section::build_lookup_maps): New method declaration.
3684 (Output_section::merge_section_map_,
3685 Output_section::merge_section_by_properties_map_,
3686 Output_section::relaxed_input_section_map_,
3687 Output_section::is_relaxed_input_section_map_valid_): Remove data
3689 (Output_section::lookup_maps_): New data member.
3691 2010-05-21 Doug Kwan <dougkwan@google.com>
3694 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3695 avoid a compilation error.
3697 2010-05-19 Rafael Espindola <espindola@google.com>
3699 * script-sections.cc (Output_section_definition::allocate_to_segment):
3700 Update the phdrs_list even when the output section is NULL.
3701 * testsuite/Makefile.am: Add test.
3702 * testsuite/Makefile.in: Regenerate.
3703 * testsuite/script_test_9.cc: New.
3704 * testsuite/script_test_9.sh: New.
3705 * testsuite/script_test_9.t: New.
3707 2010-05-19 Doug Kwan <dougkwan@google.com>
3709 * arm.cc (Arm_input_section::original_size): New method.
3710 (Arm_input_section::do_addralign): Add a cast.
3711 (Arm_input_section::do_output_offset): Remove static cast.
3712 (Arm_input_section::original_addralign,
3713 Arm_input_section::original_size_): Change type to uint32_t.
3714 (Arm_input_section::init): Add safe casts for section alignment
3716 (Arm_input_section::set_final_data_size): Do not set address and
3717 offset of stub table.
3718 (Arm_output_section::fix_exidx_coverage): Change use of of
3719 Output_section::Simple_input_section to that of
3720 Output_section::Input_section.
3721 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3722 except for the first pass.
3723 * output.cc (Output_section::get_input_sections): Change type of
3724 input_sections to std::list<Input_section>.
3725 (Output_section::add_script_input_section): Rename from
3726 Output_section::add_simple_input_section. Change type of SIS
3727 parameter from Simple_input_section to Input_section.
3728 * output.h (Output_section::Simple_input_section): Remove class.
3729 (Output_section::Input_section): Change class visibility to public.
3730 (Output_section::Input_section::addralign): Use stored alignments
3731 for special input sections if set.
3732 (Output_section::Input_section::set_addralign): New method.
3733 (Output_section::get_input_sections): Change parameter type from
3734 list of Simple_input_section to list of Input_section.
3735 (Output_section::add_script_input_section): Rename from
3736 Output_section::add_simple_input_section. Change first parameter's
3737 type from Simple_input_section to Input_section and remove the
3738 second and third parameters.
3739 * script-sections.cc (Input_section::Input_section_list): Change
3740 type to list of Output_section::Input_section/
3741 (Input_section_info::Input_section_info): Change parameter type of
3742 INPUT_SECTION to Output_section::Input_section.
3743 (Input_section_info::input_section): Change return type.
3744 (Input_section_info::input_section_): Change type to
3745 Output_section::Input_section.
3746 (Output_section_element_input::set_section_addresses): Adjust code
3747 to use Output_section::Input_section instead of
3748 Output_section::Simple_input_section. Adjust code for renaming
3749 of Output_section::add_simple_input_section.
3750 (Orphan_output_section::set_section_addresses): Ditto.
3752 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3754 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3755 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3757 2010-05-18 Rafael Espindola <espindola@google.com>
3759 * options.cc (General_options::finalize): Handle -nostdlib.
3760 * options.h (nostdlib): New option.
3761 * script.cc (script_add_search_dir): Handle -nostdlib.
3763 2010-05-12 Doug Kwan <dougkwan@google.com>
3765 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3766 attributes section only if there no attributes section after merging.
3767 (Target_arm::merge_object_attributes): Move value of
3768 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3769 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3770 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3771 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3772 and arm_attr_merge_7.stdout.
3773 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3774 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3775 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3776 arm_attr_merge_7b.o): New rules.
3777 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3779 * testsuite/Makefile.in: Regenerate.
3780 * testsuite/arm_attr_merge.sh: New file.
3781 * testsuite/arm_attr_merge_[67][ab].s: Same.
3783 2010-05-05 Nick Clifton <nickc@redhat.com>
3785 * po/es.po: Updated Spanish translation.
3787 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3789 * Makefile.am (install-exec-local): Properly install gold as
3790 default cross linker.
3791 * Makefile.in: Regenerated.
3793 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3794 Nick Clifton <nickc@redhat.com>
3796 * configure.ac (install_as_default): Define and set to false
3797 unless --enable-gold or --enable-gold=both/gold has been
3799 * configure: Regenerate.
3801 * Makefile.am (install-exec-local): Install the executable as
3802 'ld.gold'. If install_as_default is true then also install it as
3804 * Makefile.in: Regenerated.
3806 2010-04-24 Ian Lance Taylor <iant@google.com>
3808 * layout.cc (Layout::layout_reloc): In relocatable link don't
3809 combine reloc sections for grouped sections.
3811 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3813 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3814 sections that are not ordinary to icf.
3815 * icf.cc (get_section_contents): Handle relocation pointing to section
3816 with no object or shndx information.
3817 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3818 * testsuite/Makefile.in: Regenerate.
3819 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3820 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3822 2010-04-22 Ian Lance Taylor <iant@google.com>
3824 * expression.cc (Expression::Expression_eval_info): Add
3825 result_alignment_pointer field.
3826 (Expression::eval_with_dot): Add result_alignment_pointer
3827 parameter. Change all callers.
3828 (Expression::eval_maybe_dot): Likewise.
3829 (class Binary_expression): Add alignment_pointer parameter to
3830 left_value and right_value. Change all callers.
3831 (BINARY_EXPRESSION): Set result alignment.
3832 (class Trinary_expression): Add alignment_pointer parameter to
3833 arg2_value and arg3_value. Change all callers.
3834 (Trinary_cond::value): Set result alignment.
3835 (Max_expression::value, Min_expression::value): Likewise.
3836 (Align_expression::value): Likewise.
3837 * script-sections.cc (class Sections_element): Add dot_alignment
3838 parameter to set_section_addresses virtual function. Update
3840 (class Output_section_element): Likewise.
3841 (Script_sections::create_segments): Add dot_alignment parameter.
3843 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3844 (Script_sections::set_phdrs_clause_addresses): Likewise.
3845 * script-sections.h: Update declarations.
3846 * script.h: Update declarations.
3847 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3849 * testsuite/script_test_3.t: Set large alignment.
3850 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3851 segment has expected alignment.
3853 2010-04-22 Nick Clifton <nickc@redhat.com>
3855 * po/gold.pot: Updated by the Translation project.
3856 * po/vi.po: Updated Vietnamese translation.
3858 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3860 * testsuite/Makefile.am (check_PROGRAMS): Add
3861 icf_virtual_function_folding_test.
3862 * testsuite/Makefile.in: Regenerated.
3864 2010-04-15 Andrew Haley <aph@redhat.com>
3866 * options.h (merge_exidx_entries): New option.
3867 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3868 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3869 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3870 (Target_arm::merge_exidx_entries): New function.
3871 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3872 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3873 to Arm_exidx_fixup constructor.
3874 Add new arg, merge_exidx_entries.
3875 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3876 Arm_output_section::fix_exidx_coverage.
3878 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3880 * icf.cc (get_section_contents): Check for preemptible functions.
3881 Ignore addend when appropriate.
3882 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3884 (add_from_relobj): Check for section folded.
3885 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3886 * symtab.h (should_add_dynsym_entry): Add new parameter.
3887 * target-reloc.h (scan_relocs): Check for section folded.
3888 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3889 Check reloc types for function pointers in shared objects.
3890 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3892 (icf_preemptible_functions_test): New test case.
3893 (icf_string_merge_test): New test case.
3894 * testsuite.Makefile.in: Regenerate.
3895 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3896 bar_glob. Refactor code.
3897 * testsuite/icf_preemptible_functions_test.cc: New file.
3898 * testsuite/icf_preemptible_functions_test.sh: New file.
3899 * testsuite/icf_string_merge_test.cc: New file.
3900 * testsuite/icf_string_merge_test.sh: New file.
3901 * testsuite/icf_virtual_function_folding_test.cc: New file.
3902 * testsuite/icf_virtual_function_folding_test.sh: New file.
3904 2010-04-14 Doug Kwan <dougkwan@google.com>
3906 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3907 for local symbol recounting if we remove a section due to ICF.
3908 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3909 there are no regular objects in input.
3911 2010-04-13 Doug Kwan <dougkwan@google.com>
3913 * arm.cc (Arm_input_section::set_final_data_size): Compute
3914 accurate final data size instead of using current data size.
3916 2010-04-09 Doug Kwan <dougkwan@google.com>
3918 * layout.cc (Layout::choose_output_section): Handle script section
3920 (Layout::make_output_section_for_script): Add section type parameter.
3921 Handle script section types.
3922 * layout.h (Layout::make_output_section_for_script): Add section
3924 * output.cc (Output_section::Output_section): Initialize data member
3926 (Output_section::do_reset_address_and_file_offset): Do not set address
3927 to 0 if section is a NOLOAD section.
3928 * output.h (Output_section::is_noload): New method.
3929 (Output_section::set_is_noload): Ditto.
3930 (Output_section::is_noload_): New data member.
3931 * script-c.h (Script_section_type): New enum type.
3932 (struct Parser_output_section_header): Add new file section_type.
3933 * script-sections.cc (Sections_element::output_section_name): Add
3934 parameter for returning script section type.
3935 (Output_section_definition::output_section_name): Ditto.
3936 (Output_section_definition::section_type)P; New method.
3937 (Output_section_definiton::script_section_type_name): Ditto.
3938 (Output_section_definition::script_section_type_): New data member.
3939 (Output_section_definition::Output_section_definition): Initialize
3940 data member Output_section_definition::script_section_type_.
3941 (Output_section_definition::create_sections): Pass script section type
3942 to Layout::make_output_section_for_script.
3943 (Output_section_definition::output_section_name): Return script
3944 section type to caller.
3945 (Output_section_definition::set_section_address): Do not advance
3946 dot value and load address if section type is NOLOAD. Set address
3947 of NOLOAD sections regardless of section flags.
3948 (Output_section_definition::print): Print section type if it is
3949 not SCRIPT_SECTION_TYPE_NONE.
3950 (Output_section_definition::section_type): New method.
3951 (Output_section_definition::script_section_type_name): Ditto.
3952 (Script_sections::output_section_name): Add new parameter
3953 PSECTION_TYPE for returning script section type. Pass it to
3954 section elements. Handle discard sections.
3955 (Sort_output_sections::operator()): Handle NOLOAD sections.
3956 * script-sections.h (Script_sections::Section_type): New enum type.
3957 (Script_sections::output_section_name): Add a new parameter for
3958 returning script section type.
3959 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3961 * yyscript.y (union): Add new field SECTION_TYPE.
3962 (COPY, DSECT, INFO, NOLOAD): New tokens.
3963 (opt_address_and_section_type): Change type to output_section_header.
3964 (section_type): New non-terminal
3965 (section_header): Handle section type.
3966 (opt_address_and_section_type): Return section type value.
3968 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3970 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3971 * testsuite/plugin_common_test_2.c (foo): Likewise.
3973 2010-04-08 Doug Kwan <dougkwan@google.com>
3975 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3977 * output.cc (Output_section::add_merge_input_section): Simplify
3978 code and return status of Output_merge_base::add_input_section.
3979 Update merge section map only if Output_merge_base::add_input_section
3982 2010-04-07 Doug Kwan <dougkwan@google.com>
3984 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3985 if section is marked as containing instructions but has no mapping
3987 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3988 correct section index.
3989 (Arm_relobj::find_linked_text_section): Ditto.
3991 2010-04-07 Cary Coutant <ccoutant@google.com>
3993 * archive.cc (include_member): Destroy Read_symbols_data object before
3995 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3996 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3997 (Read_symbols_data::~Read_symbols_data) New destructor.
3998 (Section_relocs::Section_relocs) New constructor.
3999 (Section_relocs::~Section_relocs) New destructor.
4000 (Read_relocs_data::Read_relocs_data) New constructor.
4001 (Read_relocs_data::~Read_relocs_data) New destructor.
4002 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4003 pointers to NULL after deleting.
4005 2010-04-07 Doug Kwan <dougkwan@google.com>
4007 * arm.cc: Replace "endianity" with "endianness" in comments.
4008 (Arm_exidx_cantunwind): Ditto.
4009 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4010 (Arm_relobj::merge_flags_and_attributes): New method.
4011 (Arm_relobj::merge_flags_and_attributes_): New data member.
4012 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4013 (Arm_relobj::scan_sections_for_stubs): Ditto.
4014 (Arm_relobj::do_read_symbols): Check to see if we really want to
4015 merge processor-specific flags and attributes. Exit early if
4016 an object is empty except for section names and the undefined symbol.
4017 (Target_arm::do_finalize_sections): Move check for ELF format to
4018 Arm_relobj::do_read_symbols. Merge processor specific flags and
4019 attributes from a regular object only when we have determined that
4020 it is aapropriate. Do not create an .ARM.attributes section in
4021 output if there is no regular input object.
4022 (Target_arm::merge_processor_specific_flags): Check
4023 --warn-mismatch before printing any error.
4024 (Target_arm::merge_object_attributes): Ditto.
4025 * gold.cc (queue_middle_tasks): Handle the case in which there is
4026 no regular object in input.
4027 * options.cc (General_options::parse_EB): New method.
4028 (General_options::parse_EL): Same.
4029 (General_options::General_options): Initialize endianness_.
4030 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4032 (General_options::Endianness): New enum.
4033 (General_options::endianness): New method.
4034 (General_options::endianness_): New data member.
4035 * parameters.cc (Parameters::set_options): Check target endianness.
4036 (Parameters::set_target_once): Ditto.
4037 (Parameters::check_target_endianness): New method.
4038 (parameters_force_valid_target): If either -EL or -EB is specified,
4039 use it to define endianness of default target.
4040 * parameters.h (Parameters::check_target_endianness): New method
4042 * target.h (class Target): Change "endianity" to "endianness"
4045 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4047 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4048 * configure: Regenerate.
4049 * Makefile.in: Regenerate.
4050 * testsuite/Makefile.in: Regenerate.
4052 2010-04-06 Cary Coutant <ccoutant@google.com>
4055 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4056 prevailing definitions of common symbols.
4057 * testsuite/plugin_test_6.sh: New test case.
4058 * testsuite/plugin_common_test_1.c: New test case.
4059 * testsuite/plugin_common_test_2.c: New test case.
4060 * testsuite/Makefile.am (plugin_test_6): New test case.
4061 * testsuite/Makefile.in: Regenerate.
4063 2010-04-06 Nick Clifton <nickc@redhat.com>
4065 * po/vi.po: New Vietnamese translation.
4067 2010-03-30 Doug Kwan <dougkwan@google.com>
4069 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4071 2010-03-25 Doug Kwan <dougkwan@google.com>
4073 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4074 to avoid a conversion warning on a 32-bit host.
4076 2010-03-24 Ian Lance Taylor <iant@google.com>
4078 * testsuite/script_test_3.t: Add a TLS segment.
4079 * testsuite/Makefile.am (check_PROGRAMS): Add
4080 tls_phdrs_script_test.
4081 (tls_phdrs_script_test_SOURCES): Define.
4082 (tls_phdrs_script_test_DEPENDENCIES): Define.
4083 (tls_phdrs_script_test_LDFLAGS): Define.
4084 (tls_phdrs_script_test_LDADD): Define.
4085 * testsuite/Makefile.in: Rebuild.
4087 2010-03-23 Cary Coutant <ccoutant@google.com>
4089 * fileread.cc (find_or_make_view): Fix comment.
4091 2010-03-23 Ian Lance Taylor <iant@google.com>
4093 * script-sections.cc (class Orphan_section_placement): Define
4094 PLACE_TLS and PLACE_TLS_BSS.
4095 (Orphan_section_placement::Orphan_section_placement): Initialize
4097 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4098 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4099 (tls_script_test_SOURCES): Define.
4100 (tls_script_test_DEPENDENCIES): Define.
4101 (tls_script_test_LDFLAGS): Define.
4102 (tls_script_test_LDADD): Define.
4103 * testsuite/Makefile.in: Rebuild.
4105 2010-03-22 Doug Kwan <dougkwan@google.com>
4107 * arm.cc (Arm_relocate_functions::abs8,
4108 Arm_relocate_functions::abs16): Use correct check for overflow
4109 specified in the ARM ELF specs.
4110 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4111 target of a BLX instruction specially.
4112 (Reloc_stub::stub_type_for_reloc): Ditto.
4113 (Relocate::relocate): Use symbolic names instead of numeric relocation
4114 codes to report error.
4115 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4117 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4118 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4119 thumb2_blx_out_of_range.stdout
4120 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4121 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4122 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4123 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4124 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4125 thumb2_blx_in_range, thumb2_blx_in_range.o,
4126 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4127 thumb2_blx_out_of_range.o): New rules.
4128 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4129 thumb2_blx_in_range and thumb2_blx_out_of_range.
4130 * testsuite/Makefile.in: Regenerate.
4131 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4132 * testsuite/thumb_blx_in_range.s: New file.
4133 * testsuite/thumb_blx_out_of_range.s: New file.
4135 2010-03-22 Rafael Espindola <espindola@google.com>
4137 * archive.cc (Should_include): Move to archive.h.
4138 (should_include_member): Make it a member of Archive.
4140 (Add_lib_group_symbols): New.
4141 * archive.h: Include options.h.
4142 (Archive_member): Moved from Archive.
4143 (Should_include): Moved from archive.cc.
4145 (Add_lib_group_symbols): New.
4146 * dynobj.cc (do_should_include_member): New.
4147 * dynobj.h (do_should_include_member): New.
4148 * gold.cc (queue_initial_tasks): Update call to queue.
4149 * main.cc (main): Print lib group stats.
4150 * object.cc (do_should_include_member): New.
4151 * object.h: Include archive.h.
4152 (Object::should_include_member): New.
4153 (Object::do_should_include_member): New.
4154 (Sized_relobj::do_should_include_member): New.
4155 * options.cc (General_options::parse_start_lib): New.
4156 (General_options::parse_end_lib): New.
4157 (Input_arguments::add_file): Handle lib groups.
4158 (Input_arguments::start_group): Check we are not in a lib.
4159 (Input_arguments::start_lib): New.
4160 (Input_arguments::end_lib): New.
4161 * options.h (General_options): Add start_lib and end_lib.
4162 (Input_argument::lib_): New.
4163 (Input_argument::lib): New.
4164 (Input_argument::is_lib): New.
4165 (Input_file_lib): New.
4166 (Input_arguments::in_lib_): New.
4167 (Input_arguments::in_lib): New.
4168 (Input_arguments::start_lib): New.
4169 (Input_arguments::end_lib_): New.
4170 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4171 in unused members as preempted.
4172 (Sized_pluginobj::do_should_include_member): New.
4173 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4174 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4176 (Read_symbols::do_whole_lib_group): New.
4177 (Read_symbols::do_lib_group): New.
4178 (Read_symbols::do_read_symbols): Handle lib groups.
4179 (Read_symbols::get_name): Handle lib groups.
4180 * readsyms.h (Read_symbols): Add an archive member pointer.
4181 (Read_symbols::do_whole_lib_group): New.
4182 (Read_symbols::do_lib_group): New.
4183 (Read_symbols::member_): New.
4184 * script.cc (read_input_script): Update call to queue_soon.
4186 2010-03-19 Doug Kwan <dougkwan@google.com>
4188 * arm.cc (Stub_table::Stub_table): Initialize new data members
4189 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4190 (Stub_table::add_reloc_stub): Assign stub offset and update
4191 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4192 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4194 (Stub_table::update_data_size_and_addralign): Use
4195 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4196 instead of going over all reloc stubs.
4197 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4198 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4199 Stringpool_template::offset_ to size of Stringpool_char.
4200 (Stringpool_template::new_key_offset): Remove code to initialize
4201 Stringpool_template::offset_.
4202 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4203 Stringpool_template::offset_ to zero.
4205 2010-03-15 Doug Kwan <dougkwan@google.com>
4207 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4209 (Stringpool_template::new_key_offset): New method.
4210 (Stringpool_template::add_string): Assign offsets when adding new
4212 (Stringpool_template::set_string_offsets): Do not set string offsets
4213 when not optimizing.
4214 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4216 (Chunked_vector::clear): Clear size_.
4217 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4218 (Chunked_vector::size): Return size_.
4219 (Chunked_vector::push_back): Use size_ to find insert position.
4220 (Chunked_vector::size_): New data member.
4221 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4222 (Stringpool_template::new_key_offset): New method declaration.
4223 (Stringpool_template::offset_): New data member.
4225 2010-03-15 Rafael Espindola <espindola@google.com>
4227 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4228 Add_symbols' constructor.
4229 * readsyms.h (Add_symbols): Remove the input_group member.
4231 2010-03-10 Ian Lance Taylor <iant@google.com>
4233 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4234 target to ask whether a reference to a symbol requires a stack
4236 * target.h (Target::is_call_to_non_split): New function.
4237 (Target::do_is_call_to_non_split): Declare virtual function.
4238 * target.cc: Include "symtab.h".
4239 (Target::do_is_call_to_non_split): New function.
4240 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4242 2010-03-10 Cary Coutant <ccoutant@google.com>
4244 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4245 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4246 (File_read::open[2]): Add whole_file_view_ to list of views.
4247 (File_read::make_view): Remove test of whole_file_view_.
4248 (File_read::find_or_make_view): Create whole_file_view_ if
4250 (File_read::clear_views): Replace bool parameter with enum;
4251 adjust all callers. Don't delete views with permanent data;
4252 do delete cached views and views from archives if
4253 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4254 if clearing the corresponding view.
4255 * fileread.h (File_read::Clear_views_mode): New enum.
4256 (File_read::View::is_permanent_view): New method.
4257 (File_read::clear_views): Replace bool parameter
4258 with enum; adjust all callers.
4259 * options.h (General_options): Change keep_files_mapped option;
4260 add map_whole_files.
4261 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4263 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4266 2010-03-10 David S. Miller <davem@davemloft.net>
4268 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4270 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4272 * icf.cc (get_section_contents): Add '@' marker after processing the
4275 2010-03-08 Doug Kwan <dougkwan@google.com>
4277 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4278 due to a conversion warning.
4279 (Arm_relobj::update_output_local_symbol_count): Check for local
4280 symbol with unset output index.
4282 2010-03-05 Ian Lance Taylor <iant@google.com>
4284 * options.h (class General_options): Add --spare-dynamic-tags.
4285 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4286 --spare-dynamic-tags.
4288 2010-03-05 Ian Lance Taylor <iant@google.com>
4290 * incremental.cc: Include "libiberty.h".
4292 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4294 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4295 function, is_info_ member.
4296 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4297 (Versions::Versions): Update caller.
4298 (Versions::define_base_version): Likewise.
4299 (Versions::add_def): Likewise.
4301 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4303 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4304 (Scan::possible_function_pointer_reloc): New function.
4305 (Scan::local_reloc_may_be_function_pointer): Change to call
4306 possible_function_pointer_reloc.
4307 (Scan::global_reloc_may_be_function_pointer): Ditto.
4308 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4309 relocations in ".data.rel.ro._ZTV" section.
4310 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4311 * testsuite/icf_safe_so_test.cc: Ditto.
4312 * testsuite/icf_safe_test.cc: Ditto.
4313 * testsuite/icf_safe_test.sh: Ditto.
4315 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4316 Ian Lance Taylor <iant@google.com>
4318 * target-reloc.h (relocate_section): Check the symbol table index
4319 for -1U before setting the local symbol index.
4320 (scan_relocatable_relocs): If copying the relocation, record that
4321 the local symbol is required.
4322 * object.h (Symbol_value::is_output_symtab_index_set): New
4324 (Symbol_value::may_be_discarded_from_output_symtab): New
4326 (Symbol_value::has_output_symtab_entry): New function.
4327 (Symbol_value::needs_output_symtab_entry): Remove.
4328 (Symbol_value::output_symtab_index): Make sure the symbol index is
4330 (Symbol_value::set_output_symtab_index): Make sure the symbol
4331 index is not set. Make sure the new index is valid.
4332 (Symbol_value::set_must_have_output_symtab_entry): New function.
4333 (Symbol_value::has_output_dynsym_entry): New function.
4334 (Symbol_value::set_output_dynsym_index): Make sure the new index
4336 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4337 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4338 local symbol if permitted.
4339 (Sized_relobj::do_finalize_local_symbols): Call
4340 is_output_symtab_index_set rather than needs_output_symtab_entry.
4341 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4342 rather than needs_output_symtab_entry. Call
4343 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4344 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4345 is_output_symtab_index_set rather than needs_output_symtab_entry.
4346 * testsuite/discard_locals_relocatable_test.c: New file.
4347 * testsuite/discard_locals_test.sh: Test -r.
4348 * testsuite/Makefile.am (check_DATA): Add
4349 discard_locals_relocatable_test1.syms,
4350 discard_local_relocatable_test2.syms.
4351 (MOSTLYCLEANFILES): Likewise. Also add
4352 discard_locals_relocatable_test1.lout and
4353 discard_locals_relocatable_test2.out.
4354 (discard_locals_relocatable_test1.syms): New target.
4355 (discard_locals_relocatable_test.o): New target.
4356 (discard_locals_relocatable_test1.out): New target.
4357 (discard_locals_relocatable_test2.syms): New target.
4358 (discard_locals_relocatable_test2.out): New target.
4359 (various): Add missing ../ld-new dependencies.
4360 * testsuite/Makefile.in: Rebuild.
4362 2010-03-03 Nick Clifton <nickc@redhat.com>
4364 * po/fi.po: New Finnish translation.
4366 2010-03-01 Doug Kwan <dougkwan@google.com>
4368 * layout.cc (Layout::Layout): Force section types of .init_array*,
4369 .preinit_array* and .fini_array* sections.
4370 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4371 Fix check of return value of std::string::find.().
4372 (Output_section::Input_section_sort_compare::operator()): Remove
4373 comment about .init_array.
4374 (Output_section::Input_section_sort_init_fini_compare::operator()):
4376 (Output_section::sort_attached_input_sections): Handle .init_array
4377 and .fini_array specially.
4378 * output.h (Output_section::Inut_section_sort_compare): Update
4380 (Output_section::Input_section_sort_init_fini_compare): New struct.
4382 2010-02-26 Doug Kwan <dougkwan@google.com>
4384 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4385 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4386 * testsuite/debug_msg.sh: Avoid matching source line number for
4387 use of global variable undef_int.
4389 2010-02-26 Doug Kwan <dougkwan@google.com>
4391 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4392 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4393 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4394 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4395 * options.cc (General_options::General_options): Initialize member
4397 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4398 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4399 and rm_no_fix_v4bx.stdout
4400 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4401 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4402 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4403 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4404 and arm_no_fix_v4bx.
4405 * Makefile.in: Regenerate.
4406 * testsuite/arm_fix_v4bx.s: New file.
4407 * testsuite/arm_fix_v4bx.sh: Ditto.
4409 2010-02-24 Doug Kwan <dougkwan@google.com>
4411 * arm.cc (Target_arm::got_section): Make the .got section the first
4412 non RELRO section in the data segment.
4413 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4414 suffixes of section names.
4416 2010-02-24 Doug Kwan <dougkwan@google.com>
4418 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4419 flags and attributes merging if an input file is a binary file.
4420 * fileread.cc (Input_file::open): Record format of original file.
4421 * fileread.h (Input_file::Format): New enum type.
4422 (Input_file::Input_file): Initialize data member format_.
4423 (Input_file::format): New method definition.
4424 (Input_file::format_):: New data member.
4426 2010-02-24 Doug Kwan <dougkwan@google.com>
4428 * arm.cc (Arm_output_data_got): New class.
4429 (ARM_TCB_SIZE): New constant
4430 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4431 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4432 If user uses a script with a SECTIONS clause, issue only a warning
4433 for a misplaced EXIDX input section. Otherwise, issue an error.
4434 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4436 (Target_arm::got_mode_index_entry): Handle static linking.
4437 (Target_arm::Scan::local): Ditto.
4438 (Target_arm::Scan::global): Ditto.
4439 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4440 all incorrectly implemented relocations.
4441 (Target_arm::fix_exidx_coverage): Pass layout to
4442 Arm_output_section::fix_exidx_coverage.
4443 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4444 from ".ARM.exidx." and ".ARM.extab.".
4446 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4448 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4449 section if it does not already exist.
4450 * attributes.cc (Attributes_section_data::Attributes_section_data):
4451 Don't crash if size is zero.
4453 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4454 Ian Lance Taylor <iant@google.com>
4456 * gold.cc (queue_middle_tasks): If no input files were opened,
4458 * workqueue.h (Task_function::Task_function): Assert that there is
4461 2010-02-22 Doug Kwan <dougkwan@google.com>
4463 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4464 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4465 types to avoid warnings due to different uint64_t implementations
4468 2010-02-21 Doug Kwan <dougkwan@google.com>
4470 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4471 handling of the maximum backward branch offset.
4472 (Arm_relocate_functions::thumb_branch_common): Ditto.
4473 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4474 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4475 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4476 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4477 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4478 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4479 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4480 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4481 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4482 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4483 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4484 thumb2_bl_out_of_range.o): New rules.
4485 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4486 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4487 thumb2_bl_out_of_range
4488 * testsuite/Makefile.in: Regenerate.
4489 * testsuite/arm_bl_in_range.s: New file.
4490 * testsuite/arm_bl_out_of_range.s: Ditto.
4491 * testsuite/arm_branch_in_range.sh: Ditto.
4492 * testsuite/arm_branch_range.t: Ditto.
4493 * testsuite/thumb2_branch_range.t: Ditto.
4494 * testsuite/thumb_bl_in_range.s: Ditto.
4495 * testsuite/thumb_bl_out_of_range.s: Ditto.
4496 * testsuite/thumb_branch_range.t: Ditto.
4498 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4500 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4501 Add reloc offset information.
4502 * icf.cc (get_section_contents): Change iterators to point to the new
4503 vectors. Add reloc offset information to the contents.
4504 * icf.h (Icf::Sections_reachable_info): New typedef.
4505 (Icf::Sections_reachable_list): New typedef.
4506 (Icf::Offset_info): New typedef.
4507 (Icf::Reloc_info): New struct typedef.
4508 (Icf::Reloc_info_list): New typedef.
4509 (Icf::symbol_reloc_list): Delete method.
4510 (Icf::addend_reloc_list): Delete method.
4511 (Icf::section_reloc_list): Delete method.
4512 (Icf::reloc_info_list): New method.
4513 (Icf::reloc_info_list_): New member.
4515 2010-02-19 Doug Kwan <dougkwan@google.com>
4517 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4518 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4519 * arm.cc (Arm_relocation_functions): New forward declaration.
4520 (Target_arm::Target_arm): Initialize new data members
4521 got_mod_index_offset_ and tls_base_symbol_defined_.
4522 (Target_arm::Relocate::relocate_tls): New method.
4523 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4524 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4526 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4527 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4528 (Target_arm::got_mod_index_offset_,
4529 Target_arm::tls_base_symbol_defined_): New data members.
4530 (Target_arm::Scan::local, Target::Scan::global,
4531 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4534 2010-02-18 Doug Kwan <dougkwan@google.com>
4536 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4537 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4538 text section as a parameter becuase some broken tools may not set
4539 the link in section header.
4540 (Target_arm::has_got_section): New method.
4541 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4542 without any mapping symbol as data only. Remove warning.
4543 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4544 link in its section header, try to discover the link by inspecting the
4545 REL31 relocation at the beginning of the section.
4546 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4548 (Target_arm::Scan::global): Treat any reference to the symbol
4549 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4551 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4553 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4554 (Scan::global_reloc_may_be_function_pointer): New function.
4555 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4556 (Scan::global_reloc_may_be_function_pointer): New function.
4557 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4558 (Scan::global_reloc_may_be_function_pointer): New function.
4559 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4560 (Scan::global_reloc_may_be_function_pointer): New function.
4561 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4562 (Scan::global_reloc_may_be_function_pointer): New function.
4563 (Scan::possible_function_pointer_reloc): New function.
4564 (Target_x86_64::can_check_for_function_pointers): New function.
4565 * gc.h (gc_process_relocs): Scan relocation types to determine if
4566 function pointers were taken for targets that support it.
4567 * icf.cc (Icf::find_identical_sections): Include functions for
4568 folding in safe ICF whose pointer is not taken.
4569 * icf.h (Secn_fptr_taken_set): New typedef.
4570 (fptr_section_id_): New member.
4571 (section_has_function_pointers): New function.
4572 (set_section_has_function_pointers): New function.
4573 (check_section_for_function_pointers): New function.
4574 * options.h: Fix comment for safe ICF option.
4575 * target.h (can_check_for_function_pointers): New function.
4576 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4577 Modify icf_safe_test for X86-64.
4578 * testsuite/Makefile.in: Regenerate.
4579 * testsuite/icf_safe_so_test.cc: New file.
4580 * testsuite/icf_safe_so_test.sh: New file.
4581 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4582 (main): Change to take pointer to function kept_func_3.
4583 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4584 folding is done correctly for X86-64.
4586 2010-02-12 David S. Miller <davem@davemloft.net>
4588 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4589 is_symbolless parameter.
4590 (Output_reloc<SHT_REL>::is_symbolless): New.
4591 (Output_reloc<SHT_REL>::is_symbolless_): New.
4592 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4593 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4594 (Output_reloc<SHT_RELA>::is_symbolless): New.
4595 (Output_data_reloc::add_global): Handle is_symbolless.
4596 (Output_data_reloc::add_global_relative): Likewise.
4597 (Output_data_reloc::add_local): Likewise.
4598 (Output_data_reloc::add_local_relative): Likewise.
4599 (Output_data_reloc::add_symbolless_global_addend): New.
4600 (Output_data_reloc::add_symbolless_local_addend): New.
4601 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4603 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4604 instead of ->is_relative_
4605 (Output_reloc::write): Likewise.
4606 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4607 (Output_reloc::write_rel): Simplify.
4609 * sparc.cc (Target_sparc::Scan::local): Use
4610 ->add_symbolless_local_addend as needed.
4611 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4612 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4613 based upon relocation offset.
4615 2010-02-11 Doug Kwan <dougkwan@google.com>
4617 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4618 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4619 beginning of function.
4620 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4621 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4622 parameter is_32bit in calls to should_apply_static_reloc.
4623 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4624 (check_DATA): Add arm_abs_global.stdout.
4625 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4626 arm_abs_global.stdout): New rules.
4627 (MOSTLLYCLEANFILES): Add arm_abs_global
4628 * Makefile.in: Regenerate.
4629 * testsuite/arm_abs_global.s: New file.
4630 * testsuite/arm_abs_global.sh: Ditto.
4631 * testsuite/arm_abs_lib.s: Ditto.
4633 2010-02-11 Ian Lance Taylor <iant@google.com>
4635 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4637 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4638 Allocate_commons_task first.
4639 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4640 task, rather than symtab_lock_.
4641 (Gc_process_relocs::~Gc_process_relocs): New function.
4642 (Gc_process_relocs::is_runnable): Check this_blocker_.
4643 (Gc_process_relocs::locks): Use next_blocker_ rather than
4645 (Scan_relocs::~Scan_relocs): New function.
4646 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4648 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4650 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4651 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4652 constructor accordingly.
4653 (class Gc_process_relocs): Likewise.
4654 (class Scan_relocs): Likewise.
4655 * common.h (class Allocate_commons_task): Remove symtab_lock_
4656 field, and corresponding constructor parameter.
4657 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4659 (Allocate_commons_task::locks): Likewise.
4661 2010-02-11 Ian Lance Taylor <iant@google.com>
4663 * gold-threads.h (class Once): Define.
4664 (class Initialize_lock): Rewrite as child of Once.
4665 * gold-threads.cc (class Once_initialize): Define.
4666 (once_pointer_control): New static variable.
4667 (once_pointer, once_arg): New static variables.
4668 (c_run_once): New static function.
4669 (Once::Once, Once::run_once, Once::internal_run): New functions.
4670 (class Initialize_lock_once): Remove.
4671 (initialize_lock_control): Remove.
4672 (initialize_lock_pointer): Remove.
4673 (initialize_lock_once): Remove.
4674 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4675 (Initialize_lock::initialize): Rewrite.
4676 (Initialize_lock::do_run_once): New function.
4677 * archive.cc (Archive::interpret_header): Only clear name if it is
4679 * fileread.cc: Include "gold-threads.h"
4680 (file_counts_lock): New static variable.
4681 (file_counts_initialize_lock): Likewise.
4682 (File_read::release): Only increment counts when using --stats.
4683 Use a lock around the increment.
4684 * parameters.cc (class Set_parameters_target_once): Define.
4685 (set_parameters_target_once): New static variable.
4686 (Parameters::Parameters): Move here from parameters.h.
4687 (Parameters::set_target): Rewrite.
4688 (Parameters::set_target_once): New function.
4689 (Parameters::clear_target): Move here and rewrite.
4690 * parameters.h (class Parameters): Update declarations. Add
4691 set_parameters_target_once_ field.
4692 (Parameters::Parameters): Move to parameters.cc.
4693 (Parameters::clear_target): Likewise.
4694 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4696 (Start_group::~Start_group): New function.
4697 (Start_group::is_runnable): New function.
4698 (Start_group::locks, Start_group::run): New functions.
4699 (Finish_group::run): Change saw_undefined to size_t.
4700 * readsyms.h (class Start_group): Define.
4701 (class Finish_group): Change saw_undefined_ field to size_t.
4702 (Finish_group::Finish_group): Remove saw_undefined and
4703 this_blocker parameters. Change all callers.
4704 (Finish_group::set_saw_undefined): New function.
4705 (Finish_group::set_blocker): New function.
4706 * symtab.h (class Symbol_table): Change saw_undefined to return
4707 size_t. Change saw_undefined_ field to size_t.
4708 * target-select.cc (Set_target_once::do_run_once): New function.
4709 (Target_selector::Target_selector): Initialize set_target_once_
4710 field. Don't initialize lock_ and initialize_lock_ fields.
4711 (Target_selector::instantiate_target): Rewrite.
4712 (Target_selector::set_target): New function.
4713 * target-select.h (class Set_target_once): Define.
4714 (class Target_selector): Update declarations. Make
4715 Set_target_once a friend. Remove lock_ and initialize_lock_
4716 fields. Add set_target_once_ field.
4718 2010-02-10 Ian Lance Taylor <iant@google.com>
4720 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4722 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4723 (queue_middle_tasks): Add all blockers before queueing any tasks.
4724 (queue_final_tasks): Likewise.
4725 * token.h (Task_token::add_blockers): New function.
4726 * object.h (Input_objects::number_of_relobjs): New function.
4728 2010-02-10 Ian Lance Taylor <iant@google.com>
4730 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4731 shared, not if not position independent.
4732 * x86_64.cc (Relocate::relocate_tls): Likewise.
4733 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4734 (tls_pie_pic_test): New target.
4735 * testsuite/Makefile.in: Rebuild.
4737 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4738 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4739 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4740 * testsuite/Makefile.in: Rebuild.
4742 2010-02-09 David S. Miller <davem@davemloft.net>
4744 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4745 R_SPARC_RELATIVE using ->add_local_relative().
4746 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4748 * output.h (Output_data_dynamic::add_section_size): New method
4749 that takes two Output_data objects.
4750 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4751 entry param. Handle it in initializers.
4752 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4753 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4754 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4756 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4757 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4758 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4759 for dynrel_includes_plt.
4760 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4761 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4762 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4764 (Target_sparc::do_finalize_sections): Update to pass true for
4765 dynrel_includes_plt.
4766 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4767 output before .rela.plt
4768 (Target_powerpc::do_finalize_sections): Update to pass true for
4769 dynrel_includes_plt when 32-bit.
4771 2010-02-08 Doug Kwan <dougkwan@google.com>
4773 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4775 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4776 Arm_relobj::scan_section_for_cortex_a8_stubs,
4777 Arm_relobj::do_relocation_section): Instead of calling
4778 Output_section::output_address, use faster
4779 Arm_relobj::simple_input_section_output_address.
4781 2010-02-08 David S. Miller <davem@davemloft.net>
4783 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4784 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4785 relocation helper function.
4787 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4788 just like R_SPARC_GOT{10,13,22}.
4789 (Target_sparc::Scan::local): Likewise.
4790 (Target_sparc::Relocate:relocate): Likewise.
4792 2010-02-06 Ian Lance Taylor <iant@google.com>
4794 * configure.ac: Rewrite targetobjs duplicate removal code to use
4795 only shell constructs.
4796 * configure: Rebuild.
4798 2010-02-05 Doug Kwan <dougkwan@google.com>
4801 * arm.cc (Arm_relobj::section_is_scannable): New method.
4802 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4803 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4805 2010-02-04 Doug Kwan <dougkwan@google.com>
4808 * arm-reloc-property.cc (cstdio): Include.
4809 * configure.ac (targetobjs): Remove duplicates.
4810 * configure: Regenerate.
4811 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4812 big and little endian version for a given address size.
4814 2010-02-03 Doug Kwan <dougkwan@google.com>
4816 * arm-reloc-property.cc
4817 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4819 * arm-reloc-property.h
4820 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4821 New method definition.
4822 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4824 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4826 (GOT_PREL): Change implemented to Y.
4827 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4828 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4829 (Arm_relocate_functions::movw_abs_nc): Remove method.
4830 (Arm_relocate_functions::movt_abs): Ditto.
4831 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4832 (Arm_relocate_functions::thm_movt_abs): Ditto.
4833 (Arm_relocate_functions::movw_rel_nc): Ditto.
4834 (Arm_relocate_functions::movw_rel): Ditto.
4835 (Arm_relocate_functions::movt_rel): Ditto.
4836 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4837 (Arm_relocate_functions:thm_movw_rel): Ditto.
4838 (Arm_relocate_functions:thm_movt_rel): Ditto.
4839 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4840 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4841 New method definitions.
4842 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4843 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4844 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4845 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4846 (Target_arm::Relocate::relocate): Check for non-static or
4847 unimplemented relocation code and exit early. Change calls to
4848 Target_arm::reloc_uses_thumb_bit and
4849 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4850 instead. Refactor code to handle similar relocations to increase
4851 code sharing. Remove check for unsupported relocation code in switch
4853 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4854 relocation property table to find out size. Change error message to
4855 print out the name of a relocation code instead of the numeric value.
4856 (Target_arm::scan_reloc_for_stub): Use relocation property table
4857 instead of calling Target_arm::reloc_uses_thumb_bit().
4859 2010-02-02 Doug Kwan <dougkwan@google.com>
4861 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4862 types of relaxed input section.
4864 2010-02-02 Doug Kwan <dougkwan@google.com>
4866 * Makefile.am (HFILES): Add arm-reloc-property.h.
4868 (TARGETSOURCES): Add arm-reloc-property.cc
4869 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4870 (libgold_a_SOURCES): $(DEFFILES)
4871 * Makefile.in: Regenerate.
4872 * arm-reloc-property.cc: New file.
4873 * arm-reloc-property.h: New file.
4874 * arm-reloc.def: New file.
4875 * arm.cc: Update comments.
4876 (arm-reloc-property.h): New included header.
4877 (arm_reloc_property_table): New global variable.
4878 (Target_arm::do_select_as_default_target): New method definition.
4879 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4880 arm-reloc-property to targ_extra_obj.
4881 * parameters.cc (set_parameters_target): Call
4882 Target::select_as_default_target().
4883 * target.h (Target::select_as_default_target): New method definition.
4884 (Target::do_select_as_default_target): Same.
4886 2010-02-01 Doug Kwan <dougkwan@google.com>
4888 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4889 first_output_text_section_.
4890 (Arm_exidx_fixup::first_output_text_section): New method definition.
4891 (Arm_exidx_fixup::first_output_text_section_): New data member.
4892 (Arm_exidx_fixup::process_exidx_section): Record the first text
4893 output section seen.
4894 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4895 and entsize in output section header.
4897 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4899 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4900 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4901 (Arm_relocate_functions::thm_alu11): New Method.
4902 (Arm_relocate_functions::thm_pc8): New Method.
4903 (Arm_relocate_functions::thm_pc12): New Method.
4904 (Target_arm::Scan::local): Handle the relocations.
4905 (Target_arm::Scan::global): Likewise.
4906 (Target_arm::Relocate::relocate): Likewise.
4907 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4909 2010-01-29 Doug Kwan <dougkwan@google.com>
4911 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4912 of relocation types as ld.
4914 2010-01-29 Doug Kwan <dougkwan@google.com>
4916 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4918 (Arm_relocate_functions::thumb_branch_common): Ditto.
4919 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4920 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4921 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4922 Arm_relocate_functions::jump24): Remove.
4923 (Target_arm::Relocate::relocate): Adjust code to call
4924 Arm_relocation_functions::arm_branch_common and
4925 Arm_relocation_functions::thumb_branch_common instead of their removed
4926 wrappers. Merge switch-cases together to reduce source code size.
4928 2010-01-29 Doug Kwan <dougkwan@google.com>
4930 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4931 output_local_symbol_count_needs_update_.
4932 (Arm_relobj::output_local_symbol_count_needs_update,
4933 Arm_relobj::set_output_local_symbol_count_needs_update,
4934 Arm_relobj::update_output_local_symbol_count): New methods.
4935 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4937 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4938 of pointed function as in a R_ARM_PREL31 relocation.
4939 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4940 for output local symbol count updating.
4941 (Target_arm::do_relax): Update output local symbol counts in objects
4943 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4945 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4947 * arm.cc: Added support for the ARM relocations:
4948 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4949 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4950 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4952 (Arm_relocate_functions::movw_rel): New method.
4953 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4954 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4956 (Arm_relocate_functions::thm_movw_rel): New method.
4957 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4959 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4961 (Target_arm::Scan::global): Likewise.
4962 (Target_arm::Relocate::relocate): Likewise.
4963 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4966 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4968 * arm.cc: Added support for ARM group relocations.
4969 (Target_arm::reloc_needs_sym_origin): New method.
4970 (Arm_relocate_functions::calc_grp_kn): New method.
4971 (Arm_relocate_functions::calc_grp_residual): New method.
4972 (Arm_relocate_functions::calc_grp_gn): New method.
4973 (Arm_relocate_functions::arm_grp_alu): New Method.
4974 (Arm_relocate_functions::arm_grp_ldr): New Method.
4975 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4976 (Arm_relocate_functions::arm_grp_ldc): New Method.
4977 (Target_arm::Scan::local): Handle the ARM group relocations.
4978 (Target_arm::Scan::global): Likewise.
4979 (Target_arm::Relocate::relocate): Likewise.
4980 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4983 2010-01-26 Doug Kwan <dougkwan@google.com>
4985 * arm.cc (set): Include.
4986 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4988 (Arm_output_section::Text_section_list): New type.
4989 (Arm_output_section::append_text_sections_to_list): New method.
4990 (Arm_output_section::fix_exidx_coverage): Ditto.
4991 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4992 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4993 Relobj::set_section_offset() instead of
4994 Sized_relobj::invalidate_section_offset().
4995 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4996 parameter for section headers. Ignore relocation sections for
4997 unallocated sections and EXIDX sections.
4998 (Target_arm::fix_exidx_coverage): New method.
4999 (Target_arm::output_section_address_less_than): New type.
5000 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5001 linked text section instead of the EXIDX section.
5002 (Arm_output_section::create_stub_group): Add an assertion to check
5003 that this is not an EXIDX output section.
5004 (Arm_output_section::append_text_sections_to_list): New method.
5005 (Arm_output_section::fix_exidx_coverage): Ditto.
5006 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5007 Arm_relobj::section_needs_reloc_stub_scanning.
5008 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5010 (Target_arm::fix_exidx_coverage): New method.
5011 * object.h (Relobj::set_output_section): New method.
5012 (Sized_relobj::invalidate_section_offset): Remove method.
5013 (Sized_relobj::do_invalidate_section_offset): Remove method.
5014 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5016 2010-01-25 Doug Kwan <dougkwan@google.com>
5018 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5019 Fix warning due to signed and unsigned comparison on a 32-bit host.
5021 2010-01-22 Doug Kwan <dougkwan@google.com>
5023 * arm.cc (Target_arm::do_relax): Record an output section for section
5024 offset adjustment it contains any stub table that has changed.
5025 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5026 offsets in an output section if necessary.
5027 * output.cc (Output_section::Output_section): Initialize
5028 section_offsets_need_adjustments_.
5029 (Output_section::add_input_section_for_script): Renamed to
5030 Output_section::add_simple_input_section.
5031 (Output_section::save_states): Add a comment.
5032 (Output_section::discard_states): New method defintion.
5033 (Output_section::adjust_section_offsets): Same.
5034 * output.h (Output_section::add_input_section_for_script): Renamed to
5035 Output_section::add_simple_input_section.
5036 (Output_section::discard_states): New method declaration.
5037 (Output_section::adjust_section_offsets): Same.
5038 (Output_section::section_offsets_need_adjustment,
5039 Output_section::set_section_offsets_need_adjustment): New method
5041 (Output_section::section_offsets_need_adjustment_): New data member.
5042 * script-sections.cc
5043 (Output_section_element_input::set_section_address): Adjust code for
5044 renaming of Output_section::add_input_section_for_script.
5045 (Orphan_output_section::set_section_address): Same.
5047 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5049 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5050 Fix_v4bx enum values .
5051 * gold/options.h (General_options): New option definitions.
5052 (General_options::fix_v4bx): New method.
5053 (General_options::Fix_v4bx): New enum.
5054 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5055 (General_options::parse_fix_v4bx_interworking): New method.
5057 2010-01-22 Doug Kwan <dougkwan@google.com>
5059 * arm.cc (Arm_exidx_fixup): New class.
5061 2010-01-21 Doug Kwan <dougkwan@google.com>
5063 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5065 (Arm_exidx_section_offset_map): New type.
5067 2010-01-21 Doug Kwan <dougkwan@google.com>
5069 * arm.cc (Arm_exidx_input_section): New class.
5070 (Arm_relobj::exidx_input_section_by_link,
5071 Arm_relobj::exidx_input_section_by_shndx,
5072 Arm_relobj::make_exidx_input_section): New methods.
5073 (read_arm_attributes_section): Remove.
5074 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5075 information about them.
5076 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5079 2010-01-20 Doug Kwan <dougkwan@google.com>
5081 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5082 Input_section_specifier to Section_id.
5083 (Target_arm::new_arm_input_section: Adjust code for change of key
5085 (Target_arm::find_arm_input_section): Ditto.
5086 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5087 (Section_id): Remove.
5088 (Garbage_collection::Section_id_hash): Remove.
5089 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5090 (Section_id): Remove.
5091 (Icf::Section_id_hash): Remove.
5092 * object.h (Section_id, Const_section_id, Section_id_hash,
5093 Const_section_id_hash): New type definitions.
5094 * output.cc (Output_section::add_relaxed_input_section): Change to
5095 use Const_section_id instead of Input_section_specifier as key type.
5096 (Output_section::add_merge_input_section): Ditto.
5097 (Output_section::build_relaxation_map): Change to use Section_id
5098 instead of Input_section_specifier as key type.
5099 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5101 (Output_section::convert_input_sections_to_relaxed_sections): Change
5102 to use Const_section_id instead of Input_section_specifier as key type.
5103 (Output_section::find_merge_section): Ditto.
5104 (Output_section::find_relaxed_input_section): Ditto.
5105 * output.h (Input_section_specifier): Remove class.
5106 (Output_section::Output_section_data_by_input_section_map): Change
5107 key type to Const_section_id.
5108 (Output_section::Output_relaxed_input_section_by_input_section_map):
5110 (Output_section::Relaxation_map): Change key type to Section_id.
5112 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5114 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5115 (class Arm_v4bx_stub): New class.
5116 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5117 (Stub_factory::make_arm_v4bx_stub): New method.
5118 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5119 (Stub_table::empty): Handle v4bx stubs.
5120 (Stub_table::add_arm_v4bx_stub): New method.
5121 (Stub_table::find_arm_v4bx_stub): New method.
5122 (Arm_relocate_functions::v4bx): New method.
5123 (Target_arm::fix_v4bx): New method.
5124 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5125 (Stub_table::relocate_stubs): Likewise.
5126 (Stub_table::do_write): Likewise.
5127 (Stub_table::update_data_size_and_addralign): Likewise.
5128 (Stub_table::finalize_stubs): Likewise.
5129 (Target_arm::Scan::local): Likewise.
5130 (Target_arm::Scan::global): Likewise.
5131 (Target_arm::do_finalize_sections): Likewise.
5132 (Target_arm::Relocate::relocate): Likewise.
5133 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5135 (Target_arm::scan_reloc_for_stub): Likewise.
5136 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5138 2010-01-19 Ian Lance Taylor <iant@google.com>
5140 * output.cc (Output_section_headers::do_sized_write): Write large
5141 segment count to sh_info field.
5142 (Output_file_header::do_sized_write): For large segment count,
5143 write PN_XNUM to e_phnum field.
5145 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5147 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5148 (Arm_relocate_functions::thm_jump8): New function.
5149 (Arm_relocate_functions::thm_jump11): New function.
5150 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5152 (Target_arm::Scan::global): Likewise.
5153 (Target_arm::Relocate::relocate): Likewise.
5154 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5157 2010-01-14 Doug Kwan <dougkwan@google.com>
5159 * arm.cc (map, utility): Include headers.
5160 (Target_arm::apply_cortex_a8_workaround): New method.
5161 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5162 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5163 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5164 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5165 the --[no-]fix-cortex-a8 command line options.
5166 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5167 (Target_arm::relocate_stub): Use addend in instruction template.
5168 * options.h (DEFINE_bool): Set the user-set flag.
5169 (General_options): Add --[no-]-fix-cortex options.
5170 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5171 : Update fast look-up map after conversion.
5173 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5175 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5176 in the first pass of do_layout.
5178 2010-01-13 Doug Kwan <dougkwan@google.com>
5180 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5181 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5182 apparent compiler problem of not folding static constant integral
5183 data members of elfcpp::Elf_sizes<32>.
5185 2010-01-13 Doug Kwan <dougkwan@google.com>
5187 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5188 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5189 Arm_relobj::scan_section_for_cortex_a8_erratum,
5190 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5191 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5192 sections to scan for relocation stubs into a new method
5193 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5194 relocation and Cortex-A8 stub scanning.
5195 (Target_arm::do_relax): Force stubs to be after stubbed sections
5196 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5197 the beginning of a new relaxation pass. Update a comment.
5198 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5200 2010-01-12 Ian Lance Taylor <iant@google.com>
5202 * target-reloc.h (visibility_error): New inline function.
5203 (relocate_section): Call visibility_error.
5204 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5205 (MOSTLYCLEANFILES): Likewise.
5206 (protected_4_pic.o, protected_3.err): New targets.
5207 * testsuite/protected_4.cc: New file.
5209 2010-01-12 Doug Kwan <dougkwan@google.com>
5211 * arm.cc (Cortex_a8_reloc): New class.
5212 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5213 and cortex_a8_relocs_info_.
5214 (Target_arm::fix_cortex_a8): New method definition.
5215 (Target_arm::Cortex_a8_relocs_info): New type.
5216 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5217 New data member declarations.
5218 (Target_arm::scan_reloc_for_stub): Record information about
5219 relocations for THUMB branches that might be exempted from the
5220 Cortex-A8 workaround.
5221 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5222 at the beginning of a relaxation pass.
5224 2010-01-12 Doug Kwan <dougkwan@google.com>
5226 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5227 (Arm_relobj::Mapping_symbol_position,
5228 Arm_reloj::Mapping_symbol_position_less,
5229 Arm_relobj::Mapping_symbols_info): New types.
5230 (Target_arm::is_mapping_symbol_name): New method definition.
5231 (Arm_relobj::do_count_local_symbols): Save information about mapping
5234 2010-01-11 Doug Kwan <dougkwan@google.com>
5236 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5237 Arm_relocate_functions::thumb32_branch_upper,
5238 Arm_relocate_functions::thumb32_branch_lower,
5239 Arm_relocate_functions::thumb32_cond_branch_offset,
5240 Arm_relocate_functions::thumb32_cond_branch_upper,
5241 Arm_relocate_functions::thumb32_cond_branch_lower,
5242 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5243 branch offset encoding.
5244 (Arm_relocate_functions::thumb_branch_common): Use new branch
5245 offset encoding methods to avoid code duplication.
5246 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5247 (Stub_addend_reader::operator()): Use new branch encoding method
5248 to avoid code duplication.
5250 2010-01-11 Doug Kwan <dougkwan@google.com>
5252 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5253 (Target_arm::do_finalize_sections): Define special EXIDX section
5254 symbols only if referenced.
5255 * gc.h (Garbage_collection::add_reference): New method.
5256 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5259 2010-01-11 Ian Lance Taylor <iant@google.com>
5261 * script.cc (Version_script_info::build_expression_list_lookup):
5262 Change complaing about duplicate wildcard match from error to
5265 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5267 (Version_script_info::Version_script_info): Initialize globs_,
5268 default_version_, default_is_global_, and exact_. Don't
5269 initialize globals_ or locals_.
5270 (Version_script_info::build_lookup_tables): Build local symbols
5272 (Version_script_info::unquote): New function.
5273 (Version_script_info::add_exact_match): New function.
5274 (Version_script_info::build_expression_list_lookup): Remove lookup
5275 parameter. Add is_global parameter. Change all callers. Handle
5276 wildcard pattern specially. Unquote pattern. Call
5278 (Version_script_info::get_name_to_match): New function.
5279 (Version_script_info::get_symbol_version): New function.
5280 (Version_script_info::get_symbol_version_helper): Remove.
5281 (Version_script_info::check_unmatched_names): Call unquote.
5282 * script.h (class Version_script_info): Change get_symbol_version
5283 to be non-inline and add is_global parameter; change all callers.
5284 Rewrite symbol_is_local. Update declarations. Define struct
5285 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5286 Remove globals_ and locals_ members. Add exact_, globs_,
5287 default_version_, is_global_.
5288 (Version_script_info::Glob): Remove pattern, add expression and
5289 is_global. Update constructor. Change all callers.
5290 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5292 (Versions::symbol_section_contents): If a symbol is undefined, or
5293 defined in a dynamic object, set the version index to
5295 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5297 (Symbol_table::add_from_pluginobj): Likewise.
5298 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5300 2010-01-11 Doug Kwan <dougkwan@google.com>
5302 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5303 (incremental_dump_LDADD): Add linking option for libintl.
5304 * Makefile.in: Regenerate.
5306 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5309 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5311 * testsuite/Makefile.in: Regenerated.
5313 2010-01-10 Doug Kwan <dougkwan@google.com>
5315 * options.h (DEFINE_var): Use parentheses around argument varname__
5316 in macro body to avoid any unintended subsequent substitutions.
5318 2010-01-10 Ian Lance Taylor <iant@google.com>
5320 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5321 candidates before doing symbol resolution.
5323 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5324 ODR candidates if only one is weak.
5326 2010-01-08 Ian Lance Taylor <iant@google.com>
5328 * script.cc (Version_script_info::build_expression_list_lookup):
5329 Don't warn about ambiguous version, just record the ambiguity.
5330 (Version_script_info::get_symbol_version_helper): Give error if
5331 version is ambiguous.
5333 2010-01-08 Doug Kwan <dougkwan@google.com>
5335 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5336 prev_data_size_ and prev_addralign_. Remove initializer for
5337 deleted data member has_been_changed_.
5338 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5339 to determine if the table is empty.
5340 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5342 (Stub_table::add_reloc_stub): Define method in class definition
5343 instead of just declaring it there.
5344 (Stub_table::add_cortex_a8_stub): New method definition.
5345 (Stub_table::update_data_size_and_addralign): Ditto.
5346 (Stub_table::finalize_stubs): Ditto.
5347 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5348 (Stub_table::do_addralign_): Return address alignment in the
5349 (Stub_table::do_reset_address_and_file_offset): Define method in
5350 class definition instead of declaring it there. Set current data
5351 size to be the data size of the previous pass.
5352 (Stub_table::set_final_data_size): Use current data size as the
5354 (Stub_table::relocate_stub): Change parameter type of stub from
5355 Reloc_stub pointer to Stub pointer.
5356 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5357 (Stub_table::Cortex_a8_stub_list): New typedef.
5358 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5359 Stub_table::prev_addralign_): New data member.
5360 (Arm_relobj::Arm_relobj): Initialize data member
5361 section_has_cortex_a8_workaround_.
5362 (Arm_relobj::section_has_cortex_a8_workaround,
5363 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5365 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5367 (Target_arm::relocate_stub): Change parameter type of stub from
5368 Reloc_stub pointer to Stub pointer.
5369 (Insn_template::size, Insn_template::alignment): Handle
5370 THUMB16_SPECIAL_TYPE.
5371 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5372 Stub_table::update_data_size_and_addralign,
5373 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5375 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5376 (Stub_table::do_write): Ditto.
5377 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5379 2010-01-08 Ian Lance Taylor <iant@google.com>
5382 * symtab.h (class Symbol): Remove fields is_target_special_ and
5383 has_plt_offset_. Add field is_defined_in_discarded_section_.
5384 (Symbol::is_defined_in_discarded_section): New function.
5385 (Symbol::set_is_defined_in_discarded_section): New function.
5386 (Symbol::has_plt_offset): Rewrite.
5387 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5388 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5389 Don't initialize is_target_special_ or has_plt_offset_.
5390 Initialize is_defined_in_discarded_section_.
5391 (Symbol_table::add_from_relobj): If appropriate, set
5392 is_defined_in_discarded_section.
5393 * resolve.cc (Symbol::override_base_with_special): Don't test
5394 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5395 * target-reloc.h (relocate_section): Do special handling for
5396 symbols defined in discarded sections for global symbols as well
5399 2010-01-08 Ian Lance Taylor <iant@google.com>
5401 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5402 the SHT_SYMTAB case.
5404 2010-01-08 Ian Lance Taylor <iant@google.com>
5406 * object.cc (Sized_relobj::do_layout): Don't get confused if
5407 layout_eh_frame returns NULL.
5409 2010-01-08 Ian Lance Taylor <iant@google.com>
5412 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5413 dynamic symbol table, use the normal symbol table.
5414 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5417 2010-01-08 Ian Lance Taylor <iant@google.com>
5420 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5423 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5425 * version.cc (print_version): Change to "Copyright 2010".
5427 2010-01-08 Ian Lance Taylor <iant@google.com>
5431 * i386.cc (class Target_i386): Change return type of plt_section
5433 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5434 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5435 tls_desc_rel_ field.
5436 (Output_data_plt_i386::rel_tls_desc): New function.
5437 (Target_i386::rel_tls_desc_section): New function.
5438 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5439 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5440 R_386_TLS_DESC reloc in rel_tls_desc_section.
5441 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5442 Define struct Tlsdesc_info.
5443 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5444 (Target_x86_64::do_reloc_symbol_index): New function.
5445 (Target_x86_64::add_tlsdesc_info): New function.
5446 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5447 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5449 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5451 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5452 (Target_x86_64::rela_tlsdesc_section): New function.
5453 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5455 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5456 (Target_x86_64::do_reloc_addend): New function.
5457 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5458 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5459 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5460 (Output_reloc::type): New function.
5461 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5462 (Output_reloc::is_target_specific): New function.
5463 (Output_reloc::target_arg): New function.
5464 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5465 absolute relocs and target specific relocs.
5466 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5467 add_target_specific.
5468 (class Output_data_reloc) [SHT_RELA]: Likewise.
5469 * output.cc (Output_reloc::Output_reloc): Add four new versions
5470 for absolute relocs and target specific relocs.
5471 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5472 (Output_reloc::get_symbol_index): Likewise.
5473 (Output_reloc::local_section_offset): Check that local_sym_index_
5474 is not TARGET_CODE or 0.
5475 (Output_reloc::symbol_value): Likewise.
5476 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5478 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5479 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5481 * layout.cc (add_target_dynamic_tags): Use output section for
5482 DT_PLTRELSZ and DT_JMPREL.
5484 2010-01-07 Ian Lance Taylor <iant@google.com>
5487 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5489 (class Output_data_reloc_generic): Define.
5490 (class Output_data_reloc_base): Change base class to
5491 Output_data_reloc_generic. Change add() method to call
5492 bump_relative_reloc_count for a relative reloc. Remove
5494 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5496 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5497 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5499 * layout.h (class Layout): Update declaration.
5501 2010-01-07 Ian Lance Taylor <iant@google.com>
5503 * output.h (class Output_data): Add const version of
5504 output_section and do_output_section.
5505 (class Output_section_data): Add const version of
5507 (class Output_section): Likewise.
5508 * layout.cc (Layout::add_target_dynamic_tags): New function.
5509 * layout.h (class Layout): Update declarations.
5510 * arm.cc (Target_arm::do_finalize_sections): Use
5511 add_target_dynamic_tags.
5512 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5513 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5514 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5515 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5517 2010-01-07 Ian Lance Taylor <iant@google.com>
5520 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5523 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5524 Ian Lance Taylor <iant@google.com>
5527 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5528 Xindex::read_symtab_xindex.
5530 2010-01-07 Doug Kwan <dougkwan@google.com>
5532 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5533 (Insn_template::thumb16_bcond_insn): New method declaration.
5534 (Insn_template): Fix spelling.
5535 (Stub::thumb16_special): New method declaration.
5536 (Stub::do_write): Define virtual method which was previously pure
5538 (Stub::do_thumb16_special): New method declaration.
5539 (Stub::do_fixed_endian_write): New template member.
5540 (Reloc_stub::do_write): Remove.
5541 (Reloc_stub::do_fixed_endian_write): Remove.
5542 (Cortex_a8_stub): New class definition.
5543 (Stub_factory::make_cortex_a8_stub): New method definition.
5544 (Stub_factory::Stub_factory): Add missing static storage class
5545 qualifier for elf32_arm_stub_a8_veneer_blx.
5547 2010-01-07 Ian Lance Taylor <iant@google.com>
5550 * options.h (class General_options): Add --warn-unresolved-symbols
5551 and --error-unresolved-symbols.
5552 * errors.cc (Errors::undefined_symbol): Implement
5553 --warn-unresolved-symbols.
5555 * options.h (class General_options): Add -z text and -z textoff.
5556 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5558 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5560 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5561 (Garbage_collection::cident_sections): New function.
5562 (Garbage_collection::add_cident_section): New function.
5563 (Garbage_collection::cident_sections_): New member.
5564 (gc_process_relocs): Add references to sections whose names are C
5566 * gold.h (cident_section_start_prefix): New constant.
5567 (cident_section_stop_prefix): New constant.
5568 (is_cident): New function.
5569 * layout.cc (Layout::define_section_symbols): Replace string constants
5570 with the newly defined constants.
5571 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5573 * testsuite/Makefile.am: Add gc_orphan_section_test.
5574 * testsuite/Makefile.in: Regenerate.
5575 * testsuite/gc_orphan_section_test.cc: New file.
5576 * testsuite/gc_orphan_section_test.sh: New file.
5578 2010-01-06 Ian Lance Taylor <iant@google.com>
5581 * options.h (class General_options): Add --warn-shared-textrel.
5582 * layout.cc (Layout::finish_dynamic_section): Implement
5583 --warn-shared-textrel.
5586 * options.h (class General_options): Add --warn-multiple-gp.
5588 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5590 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5591 $(THREADSLIB) and $(LIBDL).
5592 * Makefile.in: Rebuild.
5594 2010-01-06 Ian Lance Taylor <iant@google.com>
5597 * options.cc (General_options::parse_section_start): New function.
5598 (General_options::section_start): New function.
5599 (General_options::General_options): Initialize all members.
5600 * options.h: Include <map>
5601 (class General_options): Add --section-start. Add section_starts_
5603 * layout.cc (Layout::attach_allocated_section_to_segment): If
5604 --section-start was used, set the address of the segment. Remove
5605 local sort_sections.
5606 (Layout::relaxation_loop_body): If the address of the load segment
5607 has been set by --section-start, don't use it.
5608 * output.h (Output_segment::update_flags_for_output_section): New
5610 * output.cc (Output_segment::add_output_section): Call
5611 update_flags_for_output_section.
5613 2010-01-05 Ian Lance Taylor <iant@google.com>
5616 * options.h (class General_options): Add --undefined-version.
5617 * script.cc (struct Version_expression): Add was_matched_by_symbol
5619 (Version_script_info::matched_symbol): New function.
5620 (Version_script_info::get_symbol_version_helper): Call
5622 (Version_script_info::check_unmatched_names): New function.
5623 * script.h (class Version_script_info): Update declarations.
5624 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5626 * options.h (class General_options): Use DEFINE_bool_alias for
5627 allow_multiple_definition.
5628 * resolve.cc (Symbol_table::should_override): Don't test
5629 allow_multiple_definition.
5632 * options.h (class General_options): Add --cref.
5633 * main.cc (main): Print cref table if --cref. Don't close mapfile
5634 until after printing cref table.
5635 * cref.cc: Include "symtab.h".
5636 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5637 (Cref_table_compare::operator()): New function.
5638 (Cref_inputs::gather_cref): New function.
5639 (filecol): New static const.
5640 (Cref_inputs::print_cref): New function.
5641 (Cref::print_cref): New function.
5642 * cref.h: Include <cstdio>.
5643 (class Cref): Update declarations.
5644 * mapfile.h (Mapfile::file): New function.
5645 * object.h (class Object): Define Symbols. Declare virtual
5646 do_get_global_symbols.
5647 (Object::get_global_symbols): New function.
5648 * object.cc (Input_objects::add_object): Pass object to cref_ if
5650 (Input_objects::archive_start): Likewise.
5651 (Input_objects::archive_stop): Likewise.
5652 (Input_objects::print_cref): New function.
5653 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5654 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5656 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5658 * plugin.h (class Sized_pluginobj): Update declarations.
5660 2010-01-05 Ian Lance Taylor <iant@google.com>
5662 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5663 to is_default_version. Rename insdef to insdefault.
5664 (Symbol_table::add_from_relobj): Rename def to is_default_version
5665 and local to is_forced_local.
5666 (Symbol_table::add_from_pluginobj): Likewise.
5667 (Symbol_table::add_from_dynobj): Likewise.
5668 (Symbol_table::define_special_symbol): Rename insdef to
5671 2010-01-04 Ian Lance Taylor <iant@google.com>
5674 * options.h (class General_options): Add
5675 --allow-multiple-definition and -z muldefs.
5676 * resolve.cc (Symbol_table::should_override): Don't warn about a
5677 multiple symbol definition if --allow-multiple-definition or -z
5681 * options.h (class General_options): Add --add-needed and
5682 --copy-dt-needed-entries. Tweak --as-needed help entry.
5683 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5684 error if --copy-dt-needed-entries aka --add-needed is used and
5685 would cause a change in behaviour.
5688 * options.h (class General_options): Add -G as a short version of
5689 --shared. Add no-op options -assert, -g, and -i.
5691 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5693 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5694 check for .text or .gnu.linkonce.t sections.
5695 * icf.cc (Icf::find_identical_sections): Ditto.
5696 Change the detection for mangled function name within the section
5698 * icf.h (is_section_foldable_candidate): New function.
5700 2009-12-30 Ian Lance Taylor <iant@google.com>
5703 * options.h (class General_options): Permit two dashes with
5704 --retain-symbols-file.
5706 2009-12-30 Ian Lance Taylor <iant@google.com>
5709 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5710 don't put the file header and segment headers in the text
5714 * common.cc (Sort_commons::operator()): Stabilize sort when both
5716 (Symbol_table::do_allocate_commons_list): When allocating common
5717 symbols, skip a symbol which is no longer common.
5718 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5719 an object before checking its type.
5720 * testsuite/common_test_2.c: New file.
5721 * testsuite/common_test_3.c: New file.
5722 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5723 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5724 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5725 (common_test_2_pic.o, common_test_2.so): New targets.
5726 (common_test_3_pic.o, common_test_3.so): New targets.
5727 * testsuite/Makefile.in: Rebuild.
5730 * script.cc (read_input_script): If we see a new SECTIONS clause,
5731 and we have added an input section, give an error.
5732 * layout.h (class Layout): Add have_added_input_section function.
5733 Add have_added_input_section_ field.
5734 * layout.cc (Layout::Layout): Initialize
5735 have_added_input_section_.
5736 (Layout::layout): Set have_added_input_section_.
5737 (Layout::layout_eh_frame): Likewise.
5739 2009-12-30 Ian Lance Taylor <iant@google.com>
5742 * options.h (class General_options): Add --sort-common option.
5743 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5744 * common.cc (Sort_common): Add sort_order parameter to
5745 constructor. Add sort_order_ field.
5746 (Sort_commons::operator): Check sort_order_.
5747 (Symbol_table::allocate_commons): Determine the sort order.
5748 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5750 (Symbol_table::do_allocate_commons_list): Likewise.
5752 2009-12-30 Ian Lance Taylor <iant@google.com>
5755 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5756 symbols from this object, don't change the visibility of an
5758 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5760 2009-12-30 Ian Lance Taylor <iant@google.com>
5763 * script.h (class Version_script_info): Define Language enum.
5764 Update declarations. Define Glob, Exact, and Lookup types. Add
5765 new fields globals_, locals_, and is_finalized_.
5766 * script.cc: Various formatting fixes.
5767 (class Parser_closure): Change language_stack_ from a vector of
5768 std::string to one of Version_script_info::Language. Adjust all
5770 (class Lazy_demangler): Remove.
5771 (struct Version_expression): Change language from std::string to
5772 Version_script_info::Language.
5773 (Version_script_info::Version_script_info): New function.
5774 (Version_script_info::~Version_script_info): Don't call clear.
5775 (Version_script_info::finalize): New function.
5776 (Version_script_info::build_lookup_tables): New function.
5777 (Version_script_info::build_expression_list_lookup): New
5779 (Version_script_info::get_symbol_version_helper): Rewrite to use
5781 (Version_script_info::print_expression_list): Adjust to use
5782 Version_script_info::Language.
5783 (script_push_lex_into_version_mode): Check that the version script
5784 has not been finalized.
5785 (version_script_push_lang): Change language string to
5786 Version_script_info::Language.
5787 * options.cc (Command_line::version_script): New function.
5788 * options.h (class General_options): Add finalize_dynamic_list
5789 function. Change version_script from declaration to definition.
5790 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5791 * testsuite/version_script.map: Remove duplicate def of foo.
5792 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5794 * testsuite/Makefile.in: Rebuild.
5796 2009-12-30 Ian Lance Taylor <iant@google.com>
5799 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5800 if the input symbol index is 0, make the output symbol index 0.
5802 2009-12-30 Ian Lance Taylor <iant@google.com>
5805 * options.h (class General_options): Add -x/--discard-all.
5806 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5807 --discard-all. If the local symbol needs a dynamic entry, check
5808 that before handling --discard-locals.
5810 2009-12-30 Ian Lance Taylor <iant@google.com>
5813 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5815 (Output_segment::add_output_section): Don't change the flags if
5819 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5820 GNU hash table if they need a dynamic value. Otherwise, don't add
5821 them if they are defined in a dynamic object or are forced local.
5823 2009-12-29 Ian Lance Taylor <iant@google.com>
5826 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5827 .gnu.hash table for a 32-bit target.
5830 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5831 regular and a dynamic object only needs a dynamic symbol table
5832 entry if it is externally visible.
5835 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5836 constructor. Add global_offset_table_ field.
5837 (Target_i386::got_section): Set global_offset_table_.
5838 (Target_i386::do_finalize_sections): Set global_offset_table_
5840 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5841 in constructor. Add global_offset_table_ field.
5842 (Target_x86_64::got_section): Set global_offset_table_.
5843 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5846 * layout.cc (Layout::Layout): Initialize increase_relro_.
5847 (Layout::get_output_section): Add is_relro, is_last_relro, and
5848 is_first_non_relro parameters. Change all callers.
5849 (Layout::choose_output_section): Likewise.
5850 (Layout::add_output_section_data): Likewise.
5851 (Layout::make_output_section): Likewise.
5852 (Layout::set_segment_offsets): Clear increase_relro when using a
5854 * layout.h (class Layout): Add increase_relro method. Add
5855 increase_relro_ field. Update declarations.
5856 * output.cc (Output_section::Output_section): Initialize
5857 is_last_relro_ and is_first_non_relro_.
5858 (Output_segment::add_output_section): Group relro sections is
5859 do_sort is true. Handle is_last_relro and is_first_non_relro.
5860 (Output_segment::maximum_alignment): Remove relro handling.
5861 (Output_segment::set_section_addresses): Add increase_relro
5862 parameter. Change all callers. Add initial alignment to align
5863 relro sections on separate page. Remove old relro handling.
5864 (Output_segment::set_section_list_addresses): Remove in_relro
5865 parameter. Change all callers.
5866 (Output_segment::set_offset): Add increase parameter. Change all
5867 callers. Remove old relro handling.
5868 * output.h (class Output_section): Add new methods: is_last_relro,
5869 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5870 Add is_last_relro_ and is_first_non_relro_ fields.
5871 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5872 Create separate .got.plt section. Call increase_relro.
5873 * x86_64.cc (Target_x86_64::got_section): Likewise.
5874 * testsuite/relro_script_test.t: Add .got.plt.
5877 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5878 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5879 (Layout::finalize): Call set_dynamic_symbol_size.
5880 (Layout::set_dynamic_symbol_size): New function.
5881 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5882 set_dynamic_symbol_size.
5885 * output.h (class Output_section): Add is_entsize_zero_ field.
5886 * output.cc (Output_section::Output_section): Initialize
5888 (Output_section::set_entsize): If two different entsizes are
5889 requested, force it to zero.
5890 (Output_section::add_input_section): Set flags for .debug_str
5891 before updating section flags. Set entsize.
5892 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5893 and SHF_STRING if all input sections have those flags.
5895 2009-12-29 Rafael Espindola <espindola@google.com>
5897 * main.cc (main): Fix the sys time reporting.
5898 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5901 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5903 * options.cc (General_options::parse_version): Allow -v to exit
5904 without an error if there is nothing to link.
5906 2009-12-29 Ian Lance Taylor <iant@google.com>
5908 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5909 using a version of gcc before 4.1.
5910 * configure: Rebuild.
5912 2009-12-28 Chris Demetriou <cgd@google.com>
5914 * attributes.cc (Output_attributes_section_data::do_write): Use
5915 std::vector::front rather than std::vector::data.
5917 2009-12-28 Ian Lance Taylor <iant@google.com>
5919 * symtab.h (class Symbol_table): Add enum Defined.
5920 * resolve.cc (Symbol_table::should_override): Add defined
5921 parameter. Change all callers. Test whether object is NULL
5922 before calling a method on it.
5923 (Symbol_table::report_resolve_problem): Add defined parameter.
5925 (Symbol_table::should_override_with_special): Likewise.
5926 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5927 parameter. Change all callers.
5928 (Symbol_table::do_define_in_output_data): Likewise.
5929 (Symbol_table::define_in_output_segment): Likewise.
5930 (Symbol_table::do_define_in_output_segment): Likewise.
5931 (Symbol_table::define_as_constant): Likewise.
5932 (Symbol_table::do_define_as_constant): Likewise.
5933 * script.h (class Symbol_assignment): Add is_defsym parameter to
5934 constructor; change all callers.
5935 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5936 parameter. Change all callers. Add is_defsym_ field.
5937 (class Parser_closure): Add parsing_defsym parameter to
5938 constructor; change all callers. Add parsing_defsym accessor
5939 function. Add parsing_defsym_ field.
5941 2009-12-28 Ian Lance Taylor <iant@google.com>
5943 * gold.cc (queue_middle_tasks): Fix formatting.
5944 * object.cc (Relobj::is_section_name_included): Likewise.
5946 2009-12-23 Ian Lance Taylor <iant@google.com>
5948 * i386.cc (Target_i386::do_calls_non_split): Recognize
5949 -fsplit-stack prologue for a function with a static chain.
5950 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5951 -fsplit-stack prologue when using %r11.
5953 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5955 * options.cc (General_options::parse_version): Make -v continue and do
5956 the link like GNU ld does.
5958 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5960 * Makefile.am (CCFILES): Add timer.cc.
5961 (HFILES): Add timer.h.
5962 * configure.ac: Check for sysconf and times.
5963 * main.cc: include timer.h.
5964 (main): Use Timer instead of get_run_time.
5967 * workqueue.cc: include timer.h.
5968 (Workqueue::find_and_run_task):
5969 Report user, sys and wall time.
5970 * Makefile.in: Regenerate.
5971 * config.in: Regenerate.
5972 * configure: Regenerate.
5974 2009-12-16 Doug Kwan <dougkwan@google.com>
5976 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5978 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5979 relaxed input sections.
5980 * output.cc (Output_section::find_relaxed_input_section): Change
5981 return type to Output_relaxed_input_section pointer. Adjust code
5982 for new type of relaxed_input_section_map_.
5983 * output.h (Output_section::find_relaxed_input_section): Change
5984 return type to Output_relaxed_input_section pointer.
5985 (Output_section::Output_relaxed_input_section_by_input_section_map):
5987 (Output_section::relaxed_input_section_map_): Change type to
5988 Output_section::Output_relaxed_input_section_by_input_section_map.
5989 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5992 2009-12-15 Ian Lance Taylor <iant@google.com>
5994 * layout.cc (Layout::create_shstrtab): Only write out after input
5995 sections if we are compressing debug sections.
5997 2009-12-15 Ian Lance Taylor <iant@google.com>
5999 * archive.cc (Archive::add_symbols): Only look up a symbol without
6000 a version if there is, in fact, a version.
6002 2009-12-14 Ian Lance Taylor <iant@google.com>
6004 Revert -Wshadow changes, all changes from:
6005 2009-12-11 Doug Kwan <dougkwan@google.com>
6006 2009-12-11 Nick Clifton <nickc@redhat.com>
6007 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6009 2009-12-11 Doug Kwan <dougkwan@google.com>
6011 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6013 * attributes.cc (Object_attribute::size): Ditto.
6014 (Attributes_section_data::size): Ditto.
6015 (Attributes_section_data::Attributes_section_data): Ditto.
6016 (Output_attributes_section_data::do_write): Ditto.
6017 * attributes.h (Object_attribute::set_type): Ditto.
6018 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6020 2009-12-11 Nick Clifton <nickc@redhat.com>
6022 * archive.cc: Fix shadowed variable warnings.
6024 * compressed_output.cc: Likewise.
6025 * compressed_output.h: Likewise.
6026 * configure: Likewise.
6027 * dwarf_reader.cc: Likewise.
6028 * dynobj.cc: Likewise.
6029 * dynobj.h: Likewise.
6030 * ehframe.cc: Likewise.
6031 * ehframe.h: Likewise.
6032 * errors.cc: Likewise.
6033 * expression.cc: Likewise.
6034 * fileread.cc: Likewise.
6035 * fileread.h: Likewise.
6036 * freebsd.h: Likewise.
6037 * i386.cc: Likewise.
6039 * incremental.h: Likewise.
6040 * layout.cc: Likewise.
6041 * layout.h: Likewise.
6042 * mapfile.cc: Likewise.
6043 * merge.cc: Likewise.
6044 * merge.h: Likewise.
6045 * object.cc: Likewise.
6046 * object.h: Likewise.
6047 * options.h: Likewise.
6048 * output.cc: Likewise.
6049 * output.h: Likewise.
6050 * parameters.cc: Likewise.
6051 * plugin.cc: Likewise.
6052 * powerpc.cc: Likewise.
6053 * reduced_debug_output.cc: Likewise.
6054 * reduced_debug_output.h: Likewise.
6055 * reloc.cc: Likewise.
6056 * reloc.h: Likewise.
6057 * resolve.cc: Likewise.
6058 * script-sections.cc: Likewise.
6059 * script.cc: Likewise.
6060 * script.h: Likewise.
6061 * sparc.cc: Likewise.
6062 * symtab.cc: Likewise.
6063 * symtab.h: Likewise.
6064 * target-select.cc: Likewise.
6065 * target-select.h: Likewise.
6066 * token.h: Likewise.
6067 * workqueue.cc: Likewise.
6068 * workqueue.h: Likewise.
6069 * x86_64.cc: Likewise.
6071 2009-12-10 Doug Kwan <dougkwan@google.com>
6073 * arm.cc (attributes.h): New include.
6074 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6075 (Arm_relobj::~Arm_relobj): Delete object pointed by
6076 attributes_section_data_.
6077 (Arm_relobj::attributes_section_data): New method definition.
6078 (Arm_relobj::attributes_section_data_): New data member declaration.
6079 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6080 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6081 attributes_section_data_.
6082 (Arm_dynobj::attributes_section_data): New method definition.
6083 (Arm_dynobj::attributes_section_data_): New data member declaration.
6084 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6085 initialization value of may_use_blx_ to false.
6086 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6087 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6088 object attributes to compute results instead of hard-coding.
6089 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6090 Target_arm::get_secondary_compatible_arch,
6091 Target_arm::set_secondary_compatible_arch
6092 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6093 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6094 New method declarations.
6095 (Target_arm::get_aeabi_object_attribute): New method definition.
6096 (Target_arm::attributes_section_data_): New data member declaration.
6097 (read_arm_attributes_section): New template definition.
6098 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6099 (Arm_dynobj::do_read_symbols): Ditto.
6100 (Target_arm::do_finalize_sections): Merge attributes sections from
6101 input. Check for BLX use after attributes section merging.
6102 Fix __exidx_start and __exidx_end visibility. Create an
6103 .ARM.attributes section if necessary.
6104 (Target_arm::get_secondary_compatible_arch,
6105 Target_arm::set_secondary_compatible_arch,
6106 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6107 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6108 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6109 New method definitions.
6111 2009-12-09 Ian Lance Taylor <iant@google.com>
6113 * plugin.cc (Plugin::load): Don't cast from void* to a function
6116 2009-12-09 Ian Lance Taylor <iant@google.com>
6118 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6121 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6123 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6124 Replace two_file_shared_1.so with two_file_shared_2.so.
6125 * testsuite/Makefile.in: Regenerated.
6127 2009-12-08 Doug Kwan <dougkwan@google.com>
6129 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6130 (HFILES): Add attributes.h and int_encoding.h.
6131 * Makefile.in: Regenerate.
6132 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6133 function definitions to int_encoding.cc
6134 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6135 prototypes to int_encoding.h
6136 * reduced_debug_output.cc (int_encoding.h): New include.
6137 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6138 function definitions to int_encoding.cc
6139 (insert_into_vector, read_from_pointer): Move template definitions to
6141 * attributes.cc: New file.
6142 * attributes.h: New file.
6143 * int_encoding.cc: New file.
6144 * int_encoding.h: New file.
6146 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6149 * incremental-dump.cc (dump_incremental_inputs): New.
6150 (main): Use dump_incremental_inputs.
6152 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6155 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6156 checking elfcpp::STT_FUNC.
6157 (Target_i386::Relocate::relocate): Likewise.
6158 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6160 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6161 symbols from shared libraries into normal FUNC symbols.
6163 * symtab.h (Symbol): Add is_func and use it.
6165 2009-12-05 Doug Kwan <dougkwan@google.com>
6167 * arm.cc (Target_arm::arm_info): Initialize new fields
6168 attributes_section and attributes_vendor.
6169 * i386.cc (Target_i386::i386_info): Same.
6170 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6171 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6172 fields attributes_section and attributes_vendor.
6173 * sparc.cc (Target_sparc::sparc_info): Same.
6174 * target.h (Target::attributes_section, Target::attributes_vendor,
6175 Target::is_attributes_section, Target::attribute_arg_type,
6176 Target::attributes_order): New method definitions.
6177 (Target::Target_info::attributes_section,
6178 Target::Target_info::attributes_vendor): New fields.
6179 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6180 virtual method definitions.
6181 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6182 attributes_section and attributes_vendor.
6183 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6185 2009-12-05 Doug Kwan <dougkwan@google.com>
6187 * arm.cc: Update comments about interworking and stub generation.
6188 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6189 considered as non-PIC.
6190 (Arm_relocate_functions::base_abs): Fix formatting.
6191 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6192 of function to use GOT entry address instead of offset.
6193 (Target_arm::Scan::global): Issue an error if a symbol would need a
6194 PLT does not get one because it is untyped. Remove code to create
6195 dynamic symbols for relative branches.
6196 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6197 takes unsigned integer instead of boolean.
6199 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6201 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6202 (two_file_test_LDADD): Likewise.
6203 (common_test_1_LDADD): Likewise.
6204 (exception_test_LDADD) Likewise.
6205 (weak_test_LDADD): Likewise.
6206 (many_sections_test_LDADD): Likewise.
6207 (initpri1_LDADD): Likewise.
6208 (script_test_1_LDADD): Likewise.
6209 (script_test_2_LDADD): Likewise.
6210 (justsyms_LDADD): Likewise.
6211 (binary_test_LDADD): Likewise.
6212 (large_LDADD): Likewise.
6213 * testsuite/Makefile.in: Regenerated.
6215 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6217 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6218 (Symbol_table::override_with_special): Likewise.
6219 (Symbol_table::add_from_object): Likewise.
6221 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6223 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6224 Don't set the data_offset twice.
6226 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6228 * testsuite/Makefile.in: Regenerate.
6230 2009-12-03 Doug Kwan <dougkwan@google.com>
6232 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6233 (Target_arm::do_finalize_sections): Add parameter for symbol table
6234 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6235 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6236 parameter for symbol table pointer.
6237 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6238 an additional parameter for a pointer to symbol table.
6239 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6240 parameter for a symbol table pointer.
6241 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6242 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6244 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6245 parameter for a symbol table pointer.
6247 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6249 * incremental.cc (Incremental_inputs_header)
6250 (Incremental_inputs_header_write, Incremental_inputs_entry)
6251 (Incremental_inputs_entry_write): Move ...
6252 * incremental.h (Incremental_inputs_header)
6253 (Incremental_inputs_header_write, Incremental_inputs_entry)
6254 (Incremental_inputs_entry_write): here.
6256 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6258 * incremental.cc (make_sized_incremental_binary): Set the target.
6259 Error if it is incompatible.
6260 * output.h (Output_file): Add filename method.
6262 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6264 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6265 from the get_* methods.
6267 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6269 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6270 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6271 Write 0 for the data_offset of scripts.
6273 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6275 * testsuite/Makefile.am: Add the incremental_test.sh test.
6276 * testsuite/incremental_test.sh: New.
6277 * testsuite/incremental_test_1.c: New.
6278 * testsuite/incremental_test_2.c: New.
6280 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6282 * incremental-dump.cc (main): Fix typos.
6284 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6287 * incremental-dump.cc (main): Use llu to print 64 bit values.
6289 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6290 H.J. Lu <hongjiu.lu@intel.com>
6292 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6294 (incremental_dump_LDADD): Likewise.
6295 * Makefile.in: Regenerated.
6297 2009-11-25 Doug Kwan <dougkwan@google.com>
6301 2009-11-25 Doug Kwan <dougkwan@google.com>
6303 * arm.cc (Target_arm::Target_arm): Move method definition
6304 outside of class definition. Add code to handle
6305 --target1-rel, --target1-abs and --target2= options.
6306 (Target_arm::get_reloc_reloc_type): Change method to be
6307 non-static and const.
6308 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6309 New data member declaration.
6310 (Target_arm::Scan::local, Target_arm::Scan::global,
6311 Target_arm::Relocate::relocate,
6312 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6313 Adjust call to Target_arm::get_real_reloc_type.
6314 (Target_arm::get_real_reloc_type): Use command line options
6315 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6316 * options.h (--target1-rel, --target1-abs, --target2): New
6319 2009-11-25 Doug Kwan <dougkwan@google.com>
6321 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6322 class definition. Add code to handle --target1-rel, --target1-abs
6323 and --target2= options.
6324 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6326 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6328 (Target_arm::Scan::local, Target_arm::Scan::global,
6329 Target_arm::Relocate::relocate,
6330 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6331 call to Target_arm::get_real_reloc_type.
6332 (Target_arm::get_real_reloc_type): Use command line options to
6333 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6334 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6337 2009-11-25 Doug Kwan <dougkwan@google.com>
6339 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6340 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6341 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6343 (Arm_relocate_functions::thm_call): Replace body with a call to
6344 Arm_relocate_functions::thumb_branch_common.
6345 (Arm_relocate_functions::thm_jump24,
6346 Arm_relocate_functions::thm_xpc22): New method definitions.
6347 (Arm_relocate_functions::thumb_branch_common): New method definition.
6348 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6350 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6351 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6353 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6355 * Makefile.am: Build incremental-dump
6356 * Makefile.in: Regenerate.
6357 * incremental-dump.cc: New.
6358 * incremental.cc (Incremental_inputs_header_data,
6359 Incremental_inputs_entry_data): Move to incremental.h
6360 * incremental.h: (Incremental_inputs_header_data,
6361 Incremental_inputs_entry_data): Move from incremental.cc
6363 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6365 * incremental.cc (Incremental_inputs_header,
6366 Incremental_inputs_header_write, Incremental_inputs_entry,
6367 Incremental_inputs_entry_write): Add a typedef with the data type.
6369 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6371 * incremental.cc (Incremental_inputs_header,
6372 Incremental_inputs_header_write, Incremental_inputs_entry,
6373 Incremental_inputs_entry_write): Update comment about which
6374 type has the filed descriptions.
6376 2009-11-15 Doug Kwan <dougkwan@google.com>
6378 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6379 (Arm_relocate_functions::arm_branch_common): Change method defintion
6380 in class definition to a method declaration and update list of formal
6382 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6383 Arm_relocation_functions::jump24): Adjust call to
6384 Arm_relocate_functions::arm_branch_common. Update list of formal
6386 (Arm_relocate_functions::xpc25): New method definition.
6387 (Arm_relocate_functions::arm_branch_common): Move method defintion
6388 out from class definition. Use stubs for mode-switching and extending
6390 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6391 specially. Change code to enable use of stubs in ARM branches.
6393 2009-11-10 Doug Kwan <dougkwan@google.com>
6395 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6396 in method declaration.
6397 (Target_arm::relocate_stub): New method declaration.
6398 (Target_arm::default_target): Change to return a pointer instead of
6400 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6401 Target_arm::default_target.
6402 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6404 (Target_arm::relocate_section): Adjust view.
6405 (Target_arm::relocate_stub): New method definition.
6407 2009-11-10 Doug Kwan <dougkwan@google.com>
6409 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6411 * incremental.cc (open_incremental_binary): Initialized local
6412 variables to avoid warnings.
6413 * object.cc (make_elf_object): Ditto.
6414 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6417 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6420 * testsuite/plugin_test.c: Include "config.h".
6422 2009-11-09 Doug Kwan <dougkwan@google.com>
6424 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6425 (arm_symbol_value): Remove.
6426 (Arm_relocate_functions::arm_branch_common,
6427 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6428 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6429 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6430 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6431 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6432 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6433 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6434 Arm_relocate_functions::thm_mobw_abs_nc,
6435 Arm_relocate_functions::thm_mov_abs,
6436 Arm_relocate_functions::movw_prel_nc,
6437 Arm_relocate_functions::thm_movt_abs,
6438 Arm_relocate_functions::movt_prel,
6439 Arm_relocate_functions::thm_movw_prel_nc,
6440 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6441 (Target_arm::Relocate::relocate): Only decompose address into two
6442 parts if relocation type uses the thumb-bit and pass the actual
6443 bit instead of a flag indicating that the thumb-bit is used. Adjust
6444 calls to methods in Arm_relocate_functions for this change.
6446 2009-11-08 Ian Lance Taylor <iant@google.com>
6449 * reloc.cc: Instantiate
6450 Sized_relobj::initialize_input_to_output_maps and
6451 Sized_relobj:free_input_to_output_maps.
6453 2009-11-06 Ian Lance Taylor <iant@google.com>
6456 * defstd.cc (in_segment): Set only_if_ref true for "end".
6458 2009-11-06 Doug Kwan <dougkwan@google.com>
6460 * arm.cc (class Reloc_stub): Correct a comment.
6461 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6462 (Target_arm::scan_section_for_stubs): New method declaration.
6463 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6464 Change methods from private to protected.
6465 (Target_arm::do_may_relax): New method definition.
6466 (Target_arm::do_relax, Target_arm::group_sections,
6467 Target_arm::scan_reloc_for_stub,
6468 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6469 (Target_arm::arm_input_section_map_): New data member declaration.
6470 (Target_arm::scan_reloc_for_stub,
6471 Target_arm::scan_reloc_section_for_stubs,
6472 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6473 Target_arm::do_relax): New method definitions.
6475 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6477 * configure.ac: Check for (struct stat)::st_mtim
6478 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6479 * config.in: Regenerate.
6480 * configure: Regenerate.
6482 2009-11-05 Ian Lance Taylor <iant@google.com>
6485 * output.cc (Output_segment::add_output_section): Add missing
6488 2009-11-04 Ian Lance Taylor <iant@google.com>
6491 * object.h (class Object): Add is_needed and set_is_needed
6492 methods. Add is_needed_ field. Make bool fields into bitfields.
6493 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6494 defined in a dynamic object and referenced by a regular object,
6495 set is_needed for the dynamic object.
6496 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6497 if the file is marked with as_needed and it is not needed.
6499 2009-11-04 Ian Lance Taylor <iant@google.com>
6502 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6503 tags if data is discarded by linker script.
6504 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6505 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6506 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6507 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6509 2009-11-04 Ian Lance Taylor <iant@google.com>
6511 * layout.cc (Layout::get_output_section): Add is_interp and
6512 is_dynamic_linker_section parameters. Change all callers.
6513 (Layout::choose_output_section): Likewise.
6514 (Layout::make_output_section): Likewise.
6515 (Layout::add_output_section_data): Add is_dynamic_linker_section
6516 parameter. Change all callers.
6517 * layout.h (class Layout): Update declarations.
6518 * output.h (class Output_section): Add is_interp, set_is_interp,
6519 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6520 Add is_interp_, is_dynamic_linker_section_ fields. Change
6521 generate_code_fills_at_write_ to a bitfield.
6522 * output.cc (Output_section::Output_sections): Initialize new
6524 (Output_segment::add_output_section): Add do_sort parameter.
6527 2009-11-03 Ian Lance Taylor <iant@google.com>
6530 * options.h (class General_options): Add --warn-common.
6531 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6532 merging two common symbols.
6533 (Symbol_table::should_override): Handle --warn-common when merging
6534 a common symbol with a defined symbol. Use report_resolve_problem
6535 for multiple definitions.
6536 (Symbol_table::report_resolve_problem): New function.
6537 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6539 2009-11-03 Doug Kwan <dougkwan@google.com>
6541 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6543 (Target_arm::stub_factory): New method definition.
6544 (Target_arm::new_arm_input_section,
6545 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6546 Target_arm::reloc_uses_thumb_bit): New method declarations.
6547 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6548 New type definitions.
6549 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6550 member declarations.
6551 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6552 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6553 New method definitions.
6555 2009-11-03 Ian Lance Taylor <iant@google.com>
6557 * options.h (class General_options): Add --warn_constructors.
6559 2009-11-03 Ian Lance Taylor <iant@google.com>
6562 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6563 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6565 2009-11-03 Ian Lance Taylor <iant@google.com>
6568 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6569 --msgid-bugs-address.
6570 (install-pdf): New target.
6571 (install-data_yes): Look up one directory to find mkinstalldirs.
6573 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6575 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6578 2009-10-30 Doug Kwan <dougkwan@google.com>
6580 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6582 2009-10-30 Doug Kwan <dougkwan@google.com>
6584 * arm.cc (Stub_addend_reader): New struct template definition
6585 and partial specializations.
6586 (Stub_addend_reader::operator()): New method definition for a
6587 partially specialized template.
6589 2009-10-30 Doug Kwan <dougkwan@google.com>
6591 * arm.cc (Arm_relobj::processor_specific_flags): New method
6593 (Arm_relobj::do_read_symbols): New method declaration.
6594 (Arm_relobj::processor_specific_flags_): New data member declaration.
6595 (Arm_dynobj): New class definition.
6596 (Target_arm::do_finalize_sections): Add input_objects parameter.
6597 (Target_arm::do_adjust_elf_header): New method declaration.
6598 (Target_arm::are_eabi_versions_compatible,
6599 (Target_arm::merge_processor_specific_flags): New method declaration.
6600 (Target_arm::do_make_elf_object): New overloaded method definitions
6602 (Arm_relobj::do_read_symbols): New method definition.
6603 (Arm_dynobj::do_read_symbols): Ditto.
6604 (Target_arm::do_finalize_sections): Add input_objects parameters.
6605 Merge processor-specific flags from all input objects.
6606 (Target_arm::are_eabi_versions_compatible,
6607 Target_arm::merge_processor_specific_flags,
6608 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6609 New method definitions.
6610 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6611 Input_objects pointer type parameter.
6612 * layout.cc (Layout::finalize): Pass input objects to target's.
6613 finalize_sections function.
6614 * output.cc (Output_file_header::do_sized_write): Set ELF file
6615 header's processor-specific flags.
6616 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6617 Input_objects pointer type parameter.
6618 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6619 * target.h (Input_objects): New forward class declaration.
6620 (Target::processor_specific_flags,
6621 Target::are_processor_specific_flags_sect): New method definitions.
6622 (Target::finalize_sections): Add input_objects parameter.
6623 (Target::Target): Initialize processor_specific_flags_ and
6624 are_processor_specific_flags_set_.
6625 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6627 (Target::set_processor_specific_flags): New method definition.
6628 (Target::processor_specific_flags_,
6629 Target::are_processor_specific_flags_set_): New data member
6631 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6632 Input_objects pointer type parameter.
6634 2009-10-30 Doug Kwan <dougkwan@google.com>
6636 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6638 2009-10-28 Ian Lance Taylor <iant@google.com>
6640 * object.h (class Relobj): Drop options parameter from
6641 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6642 do_scan_relocs, do_relocate. Change all callers.
6643 (class Sized_relobj): Drop options parameters from
6644 do_gc_process_relocs, do_scan_relocs, do_relocate,
6645 do_relocate_sections, relocate_sections, emit_relocs_scan,
6646 emit_relocs_scan_reltype. Change all callers.
6647 (struct Relocate_info): Remove options field and all references to
6649 * reloc.h (class Read_relocs): Remove options constructor
6650 parameter and options_ field. Change all callers.
6651 (class Gc_process_relocs, class Scan_relocs): Likewise.
6652 (class Relocate_task): Likewise.
6653 * target-reloc.h (scan_relocs): Remove options parameter. Change
6655 (scan_relocatable_relocs): Likewise.
6656 * target.h (class Sized_target): Remove options parameter from
6657 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6659 * gc.h (gc_process_relocs): Remove options parameter. Change all
6661 * arm.cc: Update functions to remove options parameters.
6662 * i386.cc: Likewise.
6663 * powerpc.cc: Likewise.
6664 * sparc.cc: Likewise.
6665 * x86_64.cc: Likewise.
6666 * testsuite/testfile.cc: Likewise.
6668 2009-10-28 Doug Kwan <dougkwan@google.com>
6670 * arm.cc (Arm_relobj): New class definition.
6671 (Arm_relobj::scan_sections_for_stubs,
6672 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6673 New method definitions.
6675 2009-10-28 Cary Coutant <ccoutant@google.com>
6677 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6678 (Plugin::cleanup_done_): New member.
6679 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6680 (Plugin_manager::cleanup_done_): Remove.
6681 (Plugin_manager::add_input_file): Edit error message.
6682 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6683 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6685 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6687 * fileread.cc: (File_read::View::~View): Use the new
6688 data_ownership_ filed.
6689 (File_read::~File_read): Dispose the new whole_file_view_.
6690 (File_read::open): Mmap the whole file if needed.
6691 (File_read::open): Use whole_file_view_ instead of contents_.
6692 (File_read::find_view): Use whole_file_view_ if applicable.
6693 (File_read::do_read): Use whole_file_view_ instead of contents_.
6694 (File_read::make_view): Use whole_file_view_ instead of contents_,
6695 update File_read::View::View call.
6696 (File_read::find_or_make_view): Update File_read::View::View
6698 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6700 (File_read::View::Data_ownership): New enum.
6701 (File_read::View::View): Replace bool mapped_ with Data_ownership
6703 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6704 (File_read::View::data_ownership_): New field.
6705 (File_read::contents_): Remove (replaced by whole_file_view_).
6706 (File_read::whole_file_view_): New field.
6707 * options.h (class General_options): Add --keep-files-mapped.
6709 2009-10-27 Cary Coutant <ccoutant@google.com>
6711 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6712 * testsuite/Makefile.am (plugin_test_5): New test case.
6713 * testsuite/Makefile.in: Regenerate.
6715 2009-10-25 Doug Kwan <dougkwan@google.com>
6717 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6718 from private to protected to allow access by child class.
6719 (Sized_relobj::do_relocate_sections): New method declaration.
6720 (Sized_relobj::relocate_sections): Virtualize.
6721 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6722 Sized_relobj::relocate_sections. Instantiate template explicitly
6723 for different target sizes and endianity.
6725 2009-10-24 Doug Kwan <dougkwan@google.com>
6727 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6728 (Arm_input_section::as_arm_input_section): New method.
6729 (Arm_output_section): New class definition.
6730 (Arm_output_section::create_stub_group,
6731 Arm_output_section::group_sections): New method definitions.
6733 2009-10-22 Doug Kwan <dougkwan@google.com>
6735 * arm.cc (Arm_input_section): New class definition.
6736 (Arm_input_section::init, Arm_input_section:do_write,
6737 Arm_input_section::set_final_data_size,
6738 Arm_input_section::do_reset_address_and_file_offset): New method
6741 2009-10-21 Doug Kwan <dougkwan@google.com>
6743 * arm.cc (Stub_table, Arm_input_section): New forward class
6745 (Stub_table): New class defintion.
6746 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6747 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6748 New method definition.
6750 2009-10-21 Doug Kwan <dougkwan@google.com>
6752 * arm.cc: Update copyright comments.
6753 (Target_arm): New forward class template declaration.
6754 (Arm_address): New type.
6755 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6756 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6757 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6759 (Insn_template): Same.
6760 (DEF_STUBS): New macro.
6761 (Stub_type): New enum type.
6762 (Stub_template): New class definition.
6765 (Stub_factory): Same.
6766 (Target_arm::Target_arm): Initialize may_use_blx_ and
6767 should_force_pic_veneer_.
6768 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6769 Target_arm::should_force_pic_veneer,
6770 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6771 Target_arm::using_thumb_only, Target_arm:;default_target): New
6773 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6774 New data member declarations.
6775 (Insn_template::size, Insn_template::alignment): New method defintions.
6776 (Stub_template::Stub_template): New method definition.
6777 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6778 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6779 (Stub_factory::Stub_factory): New method definition.
6780 * gold.h (string_hash): New template.
6781 * output.h (Input_section_specifier::hash_value): Use
6783 (Input_section_specifier::string_hash): Remove.
6784 * stringpool.cc (Stringpool_template::string_hash): Use
6787 2009-10-20 Doug Kwan <dougkwan@google.com>
6789 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6790 symbols of relaxed input sections.
6791 * output.h (Output_section::find_relaxed_input_section): Make
6794 2009-10-16 Doug Kwan <dougkwan@google.com>
6796 * dynobj.cc (Versions::Versions): Initialize version_script_.
6797 Only insert base version symbol definition for a shared object
6798 if version script defines any version versions.
6799 (Versions::define_base_version): New method definition.
6800 (Versions::add_def): Check that base version is not needed.
6801 (Versions::add_need): Define base version lazily.
6802 * dynobj.h (Versions::define_base_version): New method declaration.
6803 (Versions::needs_base_version_): New data member declaration.
6804 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6805 (check_DATA): Add no_version_test.stdout.
6806 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6808 * testsuite/Makefile.in: Regenerate.
6809 * testsuite/no_version_test.c: New file.
6810 * testsuite/no_version_test.sh: Ditto.
6812 2009-10-16 Doug Kwan <dougkwan@google.com>
6814 * expression.cc (class Segment_start_expression): New class definition.
6815 (Segment_start_expression::value): New method definition.
6816 (script_exp_function_segment_start): Return a new
6817 Segment_start_expression.
6818 * gold/script-c.h (script_saw_segment_start_expression): New function
6820 * script-sections.cc (Script_sections::Script_sections): Initialize
6821 SAW_SEGMENT_START_EXPRESSION_ to false.
6822 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6823 and -Tbbs options to specify section addresses if given in
6824 command line and no SEGMENT_START expression is seen in a script.
6825 * script-sections.h (Script_sections::saw_segment_start_expression,
6826 Script_sections::set_saw_segment_start_expression): New method
6828 (Script_sections::saw_segment_start_expression_): New data member
6830 * script.cc (script_saw_segment_start_expression): New function.
6831 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6832 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6833 script_test_7.sh and script_test_8.sh.
6834 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6835 script_test_8.stdout.
6836 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6837 (script_test_6, script_test_6.stdout, script_test_7,
6838 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6839 * Makefile.in: Regenerate.
6840 * testsuite/script_test_6.sh: New file.
6841 * testsuite/script_test_6.t: Same.
6842 * testsuite/script_test_7.sh: Same.
6843 * testsuite/script_test_7.t: Same.
6844 * testsuite/script_test_8.sh: Same.
6846 2009-10-16 Doug Kwan <dougkwan@google.com>
6848 * output.cc (Output_segment::set_section_list_address): Cast
6849 expressions to unsigned long long type to avoid format warnings.
6851 2009-10-15 Ian Lance Taylor <iant@google.com>
6853 * script.cc (Script_options::add_symbol_assignment): Always add a
6854 dot assignment to script_sections_.
6855 * script-sections.cc (Script_sections::add_dot_assignment):
6856 Initialize if necessary.
6858 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6859 program headers with no load segment if there is a linker script.
6861 * layout.cc (Layout::set_segment_offsets): Align the file offset
6862 to the segment aligment for -N or -n with no load segment.
6863 * output.cc (Output_segment::add_output_section): Don't crash if
6864 the first section is a TLS section.
6865 (Output_segment::set_section_list_addresses): Print an error
6866 message if the address moves backward in a linker script.
6867 * script-sections.cc
6868 (Output_section_element_input::set_section_addresses): Don't
6869 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6870 (Orphan_output_section::set_section_addresses): Likewise.
6872 2009-10-15 Doug Kwan <dougkwan@google.com>
6874 * layout.cc (Layout::finish_dynamic_section): Generate tags
6875 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6876 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6877 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6879 2009-10-14 Ian Lance Taylor <iant@google.com>
6881 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6883 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6884 data_shdr fields of relinfo.
6885 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6886 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6887 R_386_TLS_LDO_32, adjust based on section flags.
6888 (Target_i386::Relocate::fix_up_ldo): Remove.
6890 2009-10-13 Ian Lance Taylor <iant@google.com>
6892 Add support for -pie.
6893 * options.h (class General_options): Add -pie and
6895 (General_options::output_is_position_independent): Test -pie.
6896 (General_options::output_is_executable): Return true if not shared
6897 and not relocatable.
6898 (General_options::output_is_pie): Remove.
6899 * options.cc (General_options::finalize): Reject incompatible uses
6901 * gold.cc (queue_middle_tasks): A -pie link is not static.
6902 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6903 * symtab.cc (Symbol::final_value_is_known): Return false if
6904 output_is_position_independent.
6905 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6906 output_is_position_independent.
6907 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6908 output_is_position_independent.
6909 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6910 output_is_position_independent.
6911 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6913 (basic_pie_test.o, basic_pie_test): New targets.
6914 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6915 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6916 (two_file_pie_test): New target.
6917 * testsuite/Makefile.in: Rebuild.
6918 * README: Remove note saying that -pie is not supported.
6920 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6922 * options.h (class General_options): Add -init and -fini.
6923 * layout.cc (Layout::finish_dynamic_section): Emit
6924 given init and fini functions.
6926 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6928 * gc.h (gc_process_relocs): Check if icf is enabled using new
6930 * gold.cc (queue_initial_tasks): Likewise.
6931 (queue_middle_tasks): Likewise.
6932 * object.cc (do_layout): Likewise.
6933 * symtab.cc (is_section_folded): Likewise.
6934 * main.cc (main): Likewise.
6935 * reloc.cc (Read_relocs::run): Likewise.
6936 (Sized_relobj::do_scan_relocs): Likewise.
6937 * icf.cc (is_function_ctor_or_dtor): New function.
6938 (Icf::find_identical_sections): Check if function is ctor or dtor when
6940 * options.h (General_options::icf): Change option to be an enum.
6941 (Icf_status): New enum.
6942 (icf_enabled): New method.
6943 (icf_safe_folding): New method.
6944 (set_icf_status): New method.
6945 (icf_status_): New variable.
6946 * (options.cc) (General_options::finalize): Set icf_status_.
6947 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6948 icf_test and icf_keep_unique_test to use the --icf enum flag.
6949 * testsuite/icf_safe_test.sh: New file.
6950 * testsuite/icf_safe_test.cc: New file.
6952 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6954 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6955 includes to gc.h and icf.h.
6956 * arm.cc: Include gc.h.
6957 * gold.cc: Likewise.
6958 * i386.cc: Likewise.
6959 * powerpc.cc: Likewise.
6960 * sparc.cc: Likewise.
6961 * x86_64.cc: Likewise.
6962 * gc.h: Include icf.h.
6964 2009-10-11 Ian Lance Taylor <iant@google.com>
6966 * plugin.cc: Include "gold.h" before other header files.
6968 2009-10-10 Chris Demetriou <cgd@google.com>
6970 * options.h (Input_file_argument::Input_file_type): New enum.
6971 (Input_file_argument::is_lib_): Replace with...
6972 (Input_file_argument::type_): New member.
6973 (Input_file_argument::Input_file_argument): Take Input_file_type
6974 'type' rather than boolean 'is_lib' as second argument.
6975 (Input_file_argument::is_lib): Use type_.
6976 (Input_file_argument::is_searched_file): New function.
6977 (Input_file_argument::may_need_search): Handle is_searched_file.
6978 * options.cc (General_options::parse_library): Support -l:filename.
6979 (General_options::parse_just_symbols): Update for Input_file_argument
6981 (Command_line::process): Likewise.
6982 * archive.cc (Archive::get_file_and_offset): Likewise.
6983 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6984 * script.cc (read_script_file, script_add_file): Likewise.
6985 * fileread.cc (Input_file::Input_file): Likewise.
6986 (Input_file::will_search_for): Handle is_searched_file.
6987 (Input_file::open): Likewise.
6988 * readsyms.cc (Read_symbols::get_name): Likewise.
6989 * testsuite/Makefile.am (searched_file_test): New test.
6990 * testsuite/Makefile.in: Regenerate.
6991 * testsuite/searched_file_test.cc: New file.
6992 * testsuite/searched_file_test_lib.cc: New file.
6994 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6995 Ian Lance Taylor <iant@google.com>
6997 * descriptor.cc: Include <cstdio> and "binary-io.h".
6998 (Descriptors::open): Open the files in binary mode always.
6999 * script.cc (Lex::get_token): Treat \r as whitespace.
7001 2009-10-09 Ian Lance Taylor <iant@google.com>
7003 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7005 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7006 Ian Lance Taylor <iant@google.com>
7008 * configure.ac: Check for readv function also.
7009 * fileread.cc (readv): Define if not HAVE_READV.
7010 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7012 * config.in: Regenerate.
7013 * configure: Regenerate.
7015 2009-10-09 Doug Kwan <dougkwan@google.com>
7017 * layout.cc (Layout::make_output_section): Call target hook to make
7018 ordinary output section.
7019 (Layout::finalize): Adjust parameter list of call the
7020 Target::may_relax().
7021 * layout.h (class Layout::section_list): New method.
7022 * merge.h (Output_merge_base::entsize): Change visibility to public.
7023 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7025 (Output_merge_string::do_is_string): New method.
7026 * object.cc (Sized_relobj::do_setup): renamed from
7027 Sized_relobj::set_up.
7028 * object.h (Sized_relobj::adjust_shndx,
7029 Sized_relobj::initializ_input_to_output_maps,
7030 Sized_relobj::free_input_to_output_maps): Change visibilities to
7032 (Sized_relobj::setup): Virtualize.
7033 (Sized_relobj::do_setup): New method declaration.
7034 (Sized_relobj::invalidate_section_offset,
7035 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7036 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7037 * options.cc (parse_int): New function.
7038 * options.h (parse_int): New declaration.
7039 (DEFINE_int): New macro.
7040 (stub_group_size): New option.
7041 * output.cc (Output_section::Output_section): Initialize memebers
7042 merge_section_map_, merge_section_by_properties_map_,
7043 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7044 (Output_section::add_input_section): Handled deferred code-fill
7045 generation and remove an old comment.
7046 (Output_section::add_relaxed_input_section): New method definition.
7047 (Output_section::add_merge_input_section): Use merge section by
7048 properties map to speed to search. Update merge section maps
7050 (Output_section::build_relaxation_map): New method definition.
7051 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7053 (Output_section::relax_input_section): Renamed to
7054 Output_section::convert_input_sections_to_relaxed_sections and change
7055 interface to take a vector of pointers to relaxed sections.
7056 (Output_section::find_merge_section,
7057 Output_section::find_relaxed_input_section): New method definitions.
7058 (Output_section::is_input_address_mapped,
7059 Output_section::output_offset, Output_section::output_address):
7060 Use output section data maps to speed up searching.
7061 (Output_section::find_starting_output_address): Add comments.
7062 (Output_section::do_write,
7063 Output_section::write_to_postprocessing_buffer): Do code-fill
7064 generation as appropriate.
7065 (Output_section::get_input_sections): Invalidate relaxed input section
7067 (Output_section::restore_states): Adjust type of checkpoint .
7068 Invalidate relaxed input section map.
7069 * output.h (Output_merge_base): New class declaration.
7070 (Input_section_specifier): New class defintion.
7071 (class Output_relaxed_input_section) Change base class to
7072 Output_section_data_build.
7073 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7074 base class initializer.
7075 (Output_section::add_relaxed_input_section): New method declaration.
7076 (Output_section::Input_section): Change visibility to protected.
7077 (Output_section::Input_section::relobj,
7078 Output_section::Input_section::shndx): Handle relaxed input sections.
7079 Output_section::input_sections) Change visibility to protected. Also
7080 define overload to return a non-const pointer.
7081 (Output_section::Merge_section_properties): New class defintion.
7082 (Output_section::Merge_section_by_properties_map,
7083 Output_section::Output_section_data_by_input_section_map,
7084 Output_section::Relaxation_map): New types.
7085 (Output_section::relax_input_section): Rename method to
7086 Output_section::convert_input_sections_to_relaxed_sections and change
7087 interface to take a vector of relaxed section pointers.
7088 (Output_section::find_merge_section,
7089 Output_section::find_relaxed_input_section,
7090 Output_section::build_relaxation_map,
7091 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7092 New method declarations.
7093 (Output_section::merge_section_map_
7094 Output_section::merge_section_by_properties_map_,
7095 Output_section::relaxed_input_section_map_,
7096 Output_section::is_relaxed_input_section_map_valid_,
7097 Output_section::generate_code_fills_at_write_): New data members.
7098 * script-sections.cc
7099 (Output_section_element_input::set_section_addresses): Call
7100 current_data_size and addralign methods of relaxed input sections.
7101 (Orphan_output_section::set_section_addresses): Call current_data_size
7102 and addralign methods of relaxed input sections.
7103 * symtab.cc (Symbol_table::compute_final_value): Extract template
7104 from the body of Symbol_table::sized_finalize_symbol.
7105 (Symbol_table::sized_finalized_symbol): Call
7106 Symbol_table::compute_final_value.
7107 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7108 (Symbol_table::compute_final_value): New templated method declaration.
7109 * target.cc (Target::do_make_output_section): New method defintion.
7110 * target.h (Target::make_output_section): New method declaration.
7111 (Target::relax): Add more parameters for input objects, symbol table
7112 and layout. Adjust call to do_relax.
7113 (Target::do_make_output_section): New method declaration.
7114 (Target::do_relax): Add parameters for input objects, symbol table
7117 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7119 * pread.c: Include stdio.h.
7121 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7123 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7126 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7128 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7129 Change read_shndx type to unsigned int.
7130 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7132 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7133 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7134 Change read_shndx type to unsigned int.
7135 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7137 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7138 * layout.cc (Layout::create_symtab_sections): Cast the result of
7139 local_symcount * symsize to off_t in the gold_assert.
7141 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7143 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7144 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7146 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7147 (Arm_relocate_functions::thm_abs5): New function.
7148 (Arm_relocate_functions::abs12): New function.
7149 (Arm_relocate_functions::abs16): New function.
7150 (Arm_relocate_functions::base_abs): New function.
7151 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7152 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7153 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7155 (Scan::global): Likewise.
7156 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7157 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7158 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7159 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7162 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7164 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7165 (Arm_relocate_functions::movt_prel): New function.
7166 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7167 (Arm_relocate_functions::thm_movt_prel): New function.
7168 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7169 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7170 (Scan::global, Relocate::relocate): Likewise.
7171 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7173 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7175 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7176 Incremental_checker.
7177 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7179 (class Incremental_inputs_header): New class.
7180 (Incremental_inputs_header_writer): Edit comment.
7181 (Incremental_inputs_entry): New class.
7182 (Incremental_inputs_entry_writer): Edit comment.
7183 (Sized_incremental_binary::do_find_incremental_inputs_section):
7184 Add *strtab_shndx parameter, fill it.
7185 (Sized_incremental_binary::do_check_inputs): New method.
7186 (Incremental_checker::can_incrementally_link_output_file): Use
7187 Sized_incremental_binary::check_inputs.
7188 (Incremental_inputs::report_command_line): Save command line in
7191 (Incremental_binary::find_incremental_inputs_section): New
7193 (Incremental_binary::do_find_incremental_inputs_section): Add
7194 strtab_shndx parameter.
7195 (Incremental_binary::do_check_inputs): New pure virtual method.
7196 (Sized_incremental_binary::do_check_inputs): Declare.
7197 (Incremental_checker::Incremental_checker): Add incremental_inputs
7198 parameter, use it to initialize incremental_inputs_.
7199 (Incremental_checker::incremental_inputs_): New field.
7200 (Incremental_checker::command_line): New method.
7201 (Incremental_checker::inputs): New method.
7202 (Incremental_checker::command_line_): New field.
7204 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7206 * incremental.cc: Include <cstdarg> and "target-select.h".
7207 (vexplain_no_incremental): New function.
7208 (explain_no_incremental): New function.
7209 (Incremental_binary::error): New method.
7210 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7212 (make_sized_incremental_binary): New function.
7213 (open_incremental_binary): New function.
7214 (can_incrementally_link_file): Add checks if output is ELF and has
7216 * incremental.h: Include "elfcpp_file.h" and "output.h".
7217 (Incremental_binary): New class.
7218 (Sized_incremental_binary): New class.
7219 (open_incremental_binary): Declare.
7220 * object.cc (is_elf_object): Use
7221 elfcpp::Elf_recognizer::is_elf_file.
7222 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7223 * output.h (Output_file::filesize): New method.
7225 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7227 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7229 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7230 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7232 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7234 (Arm_relocate_functions::movw_abs_nc): New function.
7235 (Arm_relocate_functions::movt_abs): New function.
7236 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7237 (Arm_relocate_functions::thm_movt_abs): New function.
7238 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7239 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7240 (Scan::global): Likewise.
7241 (Relocate::relocate): Likewise.
7242 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7244 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7246 * arm.cc (Arm_relocate_functions::got_prel) New function.
7247 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7248 (Relocate::relocate): Likewise.
7249 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7251 2009-10-06 Ian Lance Taylor <iant@google.com>
7253 * options.h (class General_options): Define
7254 split_stack_adjust_size parameter.
7255 * object.h (class Object): Add uses_split_stack_ and
7256 has_no_split_stack_ fields. Add uses_split_stack and
7257 has_no_split_stack accessor functions. Declare
7258 handle_split_stack_section.
7259 (class Reloc_symbol_changes): Define.
7260 (class Sized_relobj): Define Function_offsets. Declare
7261 split_stack_adjust, split_stack_adjust_reltype, and
7263 * object.cc (Object::handle_split_stack_section): New function.
7264 (Sized_relobj::do_layout): Call handle_split_stack_section.
7265 * dynobj.cc (Sized_dynobj::do_layout): Call
7266 handle_split_stack_section.
7267 * reloc.cc (Sized_relobj::relocate_sections): Call
7268 split_stack_adjust for executable sections in split_stack
7269 objects. Pass reloc_map to relocate_section.
7270 (Sized_relobj::split_stack_adjust): New function.
7271 (Sized_relobj::split_stack_adjust_reltype): New function.
7272 (Sized_relobj::find_functions): New function.
7273 * target-reloc.h: Include "object.h".
7274 (relocate_section): Add reloc_symbol_changes parameter. Change
7276 * target.h (class Target): Add calls_non_split method. Declare
7277 do_calls_non_split virtual method. Declare match_view and
7279 * target.cc: Include "elfcpp.h".
7280 (Target::do_calls_non_split): New function.
7281 (Target::match_view): New function.
7282 (Target::set_view_to_nop): New function.
7283 * gold.cc (queue_middle_tasks): Give an error if mixing
7284 split-stack and non-split-stack objects with -r.
7285 * i386.cc (Target_i386::relocate_section): Add
7286 reloc_symbol_changes parameter.
7287 (Target_i386::do_calls_non_split): New function.
7288 * x86_64.cc (Target_x86_64::relocate_section): Add
7289 reloc_symbol_changes parameter.
7290 (Target_x86_64::do_calls_non_split): New function.
7291 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7293 * powerpc.cc (Target_powerpc::relocate_section): Add
7294 reloc_symbol_changes parameter.
7295 * sparc.cc (Target_sparc::relocate_section): Add
7296 reloc_symbol_changes parameter.
7297 * configure.ac: Call AM_CONDITIONAL for the default target.
7298 * configure: Rebuild.
7299 * testsuite/Makefile.am (TEST_AS): New variable.
7300 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7301 (check_DATA): Add split_i386 and split_x86_64 files.
7302 (SPLIT_DEFSYMS): Define.
7303 (split_i386_[1234n].o): New targets.
7304 (split_i386_[124]): New targets.
7305 (split_i386_[1234r].stdout): New targets.
7306 (split_x86_64_[1234n].o): New targets.
7307 (split_x86_64_[124]): New targets.
7308 (split_x86_64_[1234r].stdout): New targets.
7309 (MOSTLYCLEANFILES): Add new executables.
7310 * testsuite/split_i386.sh: New file.
7311 * testsuite/split_x86_64.sh: New file.
7312 * testsuite/split_i386_1.s: New file.
7313 * testsuite/split_i386_2.s: New file.
7314 * testsuite/split_i386_3.s: New file.
7315 * testsuite/split_i386_4.s: New file.
7316 * testsuite/split_i386_n.s: New file.
7317 * testsuite/split_x86_64_1.s: New file.
7318 * testsuite/split_x86_64_2.s: New file.
7319 * testsuite/split_x86_64_3.s: New file.
7320 * testsuite/split_x86_64_4.s: New file.
7321 * testsuite/split_x86_64_n.s: New file.
7322 * testsuite/testfile.cc (Target_test): Update relocation_section
7324 * testsuite/Makefile.in: Rebuild.
7326 2009-10-06 Ian Lance Taylor <iant@google.com>
7328 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7329 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7330 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7331 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7332 the address on ldo_addrs_.
7333 (Target_i386::Relocate::fix_up_ldo): New function.
7335 2009-10-06 Rafael Espindola <espindola@google.com>
7337 * plugin.cc (add_input_library): New.
7338 (Plugin::load): Add add_input_library to tv.
7339 (Plugin_manager::add_input_file): Add the is_lib argument.
7340 (add_input_file): Update call to Plugin_manager::add_input_file.
7341 (add_input_library): New.
7342 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7344 2009-09-30 Doug Kwan <dougkwan@google.com>
7346 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7347 symbol and call Symbol::may_need_copy_reloc to determine if
7348 a copy reloc is needed.
7349 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7350 nocopyreloc is given in command line.
7351 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7352 given in command line.
7353 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7354 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7355 of the removed Target_i386::may_need_copy_reloc.
7356 * options.h (copyreloc): New option with default value false.
7357 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7358 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7359 instead of the removed Target_powerpc::may_need_copy_reloc.
7360 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7361 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7362 instead of the removed Target_sparc::may_need_copy_reloc.
7363 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7364 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7365 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7366 instead of the removed Target_x86_64::may_need_copy_reloc.
7368 2009-09-30 Ian Lance Taylor <iant@google.com>
7370 * object.h (class Object): Remove target_ field, and target,
7371 sized_target, and set_target methods.
7372 (Object::sized_target): Remove.
7373 (class Sized_relobj): Update declarations. Remove sized_target.
7374 * object.cc (Sized_relobj::setup): Remove target parameter.
7376 (Input_objects::add_object): Don't do anything with the target.
7377 (make_elf_sized_object): Add punconfigured parameter. Change all
7378 callers. Set or test parameter target.
7379 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7381 * parameters.cc (Parameters::set_target): Change parameter type to
7383 (Parameters::default_target): Remove.
7384 (set_parameters_target): Change parameter type to be non-const.
7385 (parameters_force_valid_target): New function.
7386 (parameters_clear_target): New function.
7387 * parameters.h (class Parameters): Update declarations. Remove
7388 default_target method. Add sized_target and clear_target
7389 methods. Change target_ to be non-const.
7390 (set_parameters_target): Update declaration.
7391 (parameters_force_valid_target): Declare.
7392 (parameters_clear_target): Declare.
7393 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7394 as NULL if we aren't searching.
7395 (Add_symbols::run): Don't check for compatible target.
7396 * fileread.cc (Input_file::open_binary): Call
7397 parameters_force_valid_target.
7398 * gold.cc (queue_middle_tasks): Likewise.
7399 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7400 set_target on object.
7401 * dynobj.h (class Sized_dynobj): Update declarations.
7402 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7403 make_elf_object returns NULL.
7404 (Archive::include_member): Don't check whether object target is
7406 * output.cc (Output_section::add_input_section): Get target from
7408 (Output_section::relax_input_section): Likewise.
7409 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7411 (Sized_relobj::do_scan_relocs): Likewise.
7412 (Sized_relobj::relocate_sections): Likewise.
7413 * resolve.cc (Symbol_table::resolve): Likewise.
7414 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7415 parameter. Change all callers.
7416 (Symbol_table::add_from_object): Get target from parameters.
7417 (Symbol_table::add_from_relobj): Don't check object target.
7418 (Symbol_table::add_from_dynobj): Likewise.
7419 (Symbol_table::define_special_symbol): Get target from
7421 * symtab.h (class Symbol_table): Update declaration.
7422 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7423 parameter. Change all callers. Clear parameter target.
7424 (Binary_test): Test target here.
7425 * testsuite/object_unittest.cc (gold_testsuite): Remove
7426 target_test_pointer parameter. Change all callers.
7427 (Object_test): Test target here.
7429 2009-09-26 Ian Lance Taylor <iant@google.com>
7431 * testsuite/initpri1.c: Don't try to use constructor priorities if
7432 compiling with gcc before 4.3.
7434 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7436 * testsuite/retain_symbols_file_test.sh (check_present): Change
7437 output file name to retain_symbols_file_test.stdout.
7438 (check_absent): Likewise.
7440 2009-09-18 Craig Silverstein <csilvers@google.com>
7442 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7443 * options.cc: Include <cerrno> and <fstream>.
7444 (General_options::finalize): Parse -retain-symbols-file tag.
7445 * options.h: New flag.
7446 (General_options): New method should_retain_symbol, new
7447 variable symbols_to_retain.
7448 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7449 should_retain_symbol map.
7450 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7451 * testsuite/Makefile.in: Regenerate.
7452 * testsuite/retain_symbols_file_test.sh: New file.
7454 2009-09-18 Nick Clifton <nickc@redhat.com>
7456 * po/es.po: Updated Spanish translation.
7458 2009-09-17 Doug Kwan <dougkwan@google.com>
7460 * debug.h (DEBUG_RELAXATION): New constant.
7461 (DEBUG_ALL): Add DEBUG_RELAXATION.
7462 (debug_string_to_enum): Add relaxation debug option.
7464 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7465 Layout::Relaxation_debug_check::read_sections,
7466 Layout::Relaxation_debug_check::read_sections): New method definitions.
7467 (Layout::Layout): Initialize data members
7468 record_output_section_data_from_scrips_,
7469 script_output_section_data_list_ and relaxation_debug_check_.
7470 (Layout::save_segments, Layout::restore_segments,
7471 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7472 Layout::relaxation_loop_body): New method definitions.
7473 (Layout::finalize): Support relaxation. Move section layout code to
7474 Layout::relaxation_loop_body.
7475 (Layout::set_asection_address_from_script): Move code for orphan
7476 section placement out.
7477 (Layout::place_orphan_sections_in_script): New method definition.
7478 * layout.h (Output_segment_headers, Output_file_header):
7479 New forward class declarations.
7480 (Layout::~Layout): Define.
7481 (Layout::new_output_section_data_from_script): New method definition.
7482 (Layout::place_orphan_sections_in_script): New method declaration.
7483 (Layout::Segment_states): New type declaration.
7484 (Layout::save_segments, Layout::restore_segments,
7485 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7486 Layout::relaxation_loop_body): New method declarations.
7487 (Layout::Output_section_data_list): New type declaration.
7488 (Layout::Relaxation_debug_check): New class definition.
7489 (Layout::record_output_section_data_from_script_,
7490 Layout::script_output_section_data_list_, Layout::segment_states_,
7491 Layout::relaxation_debug_check_): New data members.
7492 * output.cc: (Output_section_headers::do_size): New method definition.
7493 (Output_section_headers::Output_section_headers): Move size
7494 computation to Output_section_headers::do_size.
7495 (Output_segment_headers::do_size): New method definition.
7496 (Output_file_header::Output_file_header): Move size computation to
7497 Output_file_header::do_size and call it.
7498 (Output_file_header::do_size): New method definition.
7499 (Output_data_group::Output_data_group): Adjust call to
7500 Output_section_data.
7501 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7502 (Output_symtab_xindex::do_write): Add array bound check.
7503 (Output_section::Input_section::print_to_mapfile): Handle
7504 RELAXED_INPUT_SECTION_CODE.
7505 (Output_section::Output_section): Initialize data member checkpoint_.
7506 (Output_section::~Output_section): Delete checkpoint object pointed
7508 (Output_section::add_input_section): Always add an Input_section if
7510 (Output_section::add_merge_input_section): Add assert.
7511 (Output_section::relax_input_section): New method definition.
7512 (Output_section::set_final_data_size): Set load address to zero for
7513 an unallocated section.
7514 (Output_section::do_address_and_file_offset_have_reset_values):
7515 New method definition.
7516 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7517 Handle relaxed input section.
7518 (Output_section::sort_attached_input_sections): Checkpoint input
7519 section list lazily.
7520 (Output_section::get_input_sections): Change type of input_sections to
7521 list of Simple_input_section pointers. Checkpoint input section list
7522 lazily. Also handle relaxed input sections.
7523 (Output_section::add_input_section_for_script): Take a reference to
7524 a Simple_input_section object instead of Relobj pointer and section
7525 index as parameter. Handle relaxed input sections.
7526 (Output_section::save_states, Output_section::restore_states): New
7528 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7529 (Output_data::is_data_size_fixed): New method definition.
7530 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7532 (Output_data::address_and_file_offset_have_reset_values): New method
7534 (Output_data::do_address_and_file_offset_have_reset_values): New method
7536 (Output_data::set_data_size): Check that data size is not fixed.
7537 (Output_data::fix_data_size): New method definition.
7538 (Output_data::is_data_size_fixed_): New data member.
7539 (Output_section_headers::set_final_data_size): New method definition.
7540 (Output_section_headers::do_size): New method declaration.
7541 (Output_segment_headers::set_final_data_size): New method definition.
7542 (Output_segment_headers::do_size): New method declaration.
7543 (Output_file_header::set_final_data_size)::New method definition.
7544 (Output_file_header::do_size)::New method declaration.
7545 (Output_section_data::Output_section_data): Add new parameter
7546 is_data_size_fixed and use it to fix data size.
7547 (Output_data_const::Output_data_const): Adjust call to base class
7548 constructor and fix data size.
7549 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7550 base class constructor and fix data size.
7551 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7552 base class constructor and fix data size.
7553 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7554 class constructor and fix data size.
7555 (Output_data_group::set_final_data_size): New method definition.
7556 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7557 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7558 class constructor and fix data size.
7559 (Output_relaxed_input_section): New class definition.
7560 (Output_section::Simple_input_section): New class definition.
7561 (Output_section::get_input_sections): Adjust parameter list.
7562 (Output_section::add_input_section_for_script): Same.
7563 (Output_section::save_states, Output_section::restore_states,
7564 Output_section::do_address_and_file_offset_have_reset_values,
7565 (Output_section::Input_section::Input_section): Handle
7566 RELAXED_INPUT_SECTION_CODE. Add new overload for
7567 Output_relaxed_input_section.
7568 (Output_section::Input_section::is_input_section,
7569 Output_section::Input_section::set_output_section): Handle relaxed
7571 (Output_section::Input_section::is_relaxed_input_section,
7572 Output_section::Input_section::output_section_data,
7573 Output_section::Input_section::relaxed_input_section): New method
7575 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7577 (Output_section::Input_section::u1_): Update comments.
7578 (Output_section::Input_section::u2_): Add new union member poris.
7579 (Output_section::Checkpoint_output_section): New classs definition.
7580 (Output_section::relax_input_section): New method declaration.
7581 (Output_section::checkpoint_): New data member.
7582 (Output_segment): Update comments.
7583 (Output_segment::Output_segment): Un-privatize copy constructor.
7584 (Output_segment::operator=): Un-privatize.
7585 * script-sections.cc (Output_section_element::Input_section_list):
7586 Change element type to Output_section::Simple_input_section.
7587 (Output_section_element_dot_assignment::set_section_addresses):
7588 Register output section data for relaxation clean up.
7589 (Output_data_exression::Output_data_expression): Adjust call to base
7590 constructor to fix data size.
7591 (Output_section_element_data::set_section_addresses): Register
7592 Output_data_expression object for relaxation clean up.
7593 (struct Input_section_info): Replace Relobj pointer and section index
7594 pair with Output_section::Simple_input_section and Convert struct to a
7596 (Input_section_sorter::operator()): Adjust access to
7597 Input_section_info data member to use accessors.
7598 (Output_section_element_input::set_section_addresses): Use layout
7599 parameter. Adjust code to use Output_section::Simple_input_section
7600 and Input_secction_info classes. Register filler for relaxation
7602 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7603 and section index pair with Output_section::Simple_input_section
7604 class. Adjust code accordingly.
7605 (Phdrs_element::release_segment): New method definition.
7606 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7608 (Script_sections::release_segments): New method definition.
7609 * gold/script-sections.h (Script_sections::release_segments): New
7611 * gold/target.h (Target::may_relax, Target::relax,
7612 Target::do_may_relax, Target::do_relax): New method definitions.
7614 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7616 * arm.cc (has_signed_unsigned_overflow): New function.
7617 (Arm_relocate_functions::abs8): New function.
7618 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7619 (Target_arm::Scan::global): Likewise.
7620 (Target_arm::relocate::relocate): Likewise.
7621 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7624 2009-09-16 Cary Coutant <ccoutant@google.com>
7626 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7627 * testsuite/Makefile.in: Regenerate.
7629 2009-09-11 Nick Clifton <nickc@redhat.com>
7631 * po/gold.pot: Updated by the Translation project.
7633 2009-09-08 Cary Coutant <ccoutant@google.com>
7635 * output.cc (Output_file::open): Add execute permission to empty file.
7636 * testsuite/Makefile.am (permission_test): New test.
7637 * testsuite/Makefile.in: Regenerate.
7639 2009-09-02 Ian Lance Taylor <iant@google.com>
7641 * output.cc (Output_file::resize): Call map_no_anonymous rather
7644 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7646 * gold.cc: Include "incremental.h".
7647 (queue_initial_tasks): Call Incremental_checker methods.
7648 * incremental.cc: Include "output.h".
7649 (Incremental_checker::can_incrementally_link_output_file): New
7651 * incremental.h (Incremental_checker): New class.
7653 * output.cc (Output_file::open_for_modification): New method.
7654 (Output_file::map_anonymous): Changed return type to bool. Record
7656 (Output_file::map_no_anonymous): New method, broken out of map.
7657 (Output_file::map): Use map_no_anonymous and map_anonymous.
7658 * output.h (class Output_file): Update declarations.
7660 2009-08-24 Cary Coutant <ccoutant@google.com>
7662 * options.h (Command_line::Pre_options): New class.
7663 (Command_line::pre_options): New member.
7664 * options.cc (gold::options::ready_to_register): New variable.
7665 (One_option::register_option): Do nothing if not registering options.
7666 Assert if same short option registered twice.
7667 (General_options::General_options): Turn off option registration when
7669 (Command_line::Pre_options::Pre_options): New constructor.
7671 2009-08-24 Cary Coutant <ccoutant@google.com>
7673 * options.h (General_options::no_keep_memory): Remove incorrect
7676 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7678 * Makefile.am (am__skiplex, am__skipyacc): New.
7679 * Makefile.in: Regenerate.
7681 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7683 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7684 (INCLUDES): ... this.
7685 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7686 (AM_CPPFLAGS): Renamed from ...
7687 (INCLUDE): ... this.
7688 * Makefile.in, testsuite/Makefile.in: Regenerate.
7690 * Makefile.in: Regenerate.
7691 * aclocal.m4: Likewise.
7692 * config.in: Likewise.
7693 * configure: Likewise.
7694 * testsuite/Makefile.in: Likewise.
7696 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7697 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7698 * Makefile.in: Regenerate.
7699 * testsuite/Makefile.in: Regenerate.
7701 2009-08-19 Cary Coutant <ccoutant@google.com>
7703 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7704 symbols in shared libraries overridden by hidden or internal symbols
7705 in the main program.
7707 2009-08-19 Chris Demetriou <cgd@google.com>
7709 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7710 checking source file names in error messages.
7712 2009-08-18 Doug Kwan <dougkwan@google.com>
7714 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7715 an elcpp::Ehdr as parameter. Adjust call to set_target.
7716 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7717 an elfcpp::Ehdr as parameter.
7718 * object.cc (Object::set_target): Remove the version that looks up
7719 a target and sets it.
7720 (Sized_relobj::setup): Take a Target object instead of
7721 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7722 (make_elf_sized_object): Find target and ask target to
7724 * object.h: (Object::set_target): Remove the version that looks up
7725 a target and sets it.
7726 (Sized_relobj::setup): Take a Target object instead of
7727 an elfcpp:Ehdr as parameter.
7728 * target.cc: Include dynobj.h.
7729 (Target::do_make_elf_object_implementation): New.
7730 (Target::do_make_elf_object): New.
7731 * target.h (Target::make_elf_object): New template declaration.
7732 (Target::do_make_elf_object): New method declarations.
7733 (Target::do_make_elf_object_implementation): New template declaration.
7735 2009-08-14 Ian Lance Taylor <iant@google.com>
7737 * gold.h (FUNCTION_NAME): Define.
7738 (gold_unreachable): Use FUNCTION_NAME.
7740 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7742 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7743 symbol in the --keep-unique list is not found.
7745 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7747 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7748 been maked as --keep-unique.
7749 (Icf::unfold_section): New function.
7750 * icf.h (Icf::unfold_section): New function.
7751 * options.h (General_options::keep_unique): New option.
7752 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7753 * testsuite/Makefile.in: Regenerate.
7754 * testsuite/icf_keep_unique_test.sh: New file.
7755 * testsuite/icf_keep_unique_test.cc: New file.
7757 2009-08-12 Cary Coutant <ccoutant@google.com>
7760 * resolve.cc (Symbol_table::resolve): Check for references from
7761 dynamic objects to hidden and internal symbols.
7762 * testsuite/Makefile.am (hidden_test.sh): New test.
7763 * testsuite/Makefile.in: Regenerate.
7764 * testsuite/hidden_test.sh: New script.
7765 * testsuite/hidden_test_1.c: New test source.
7766 * testsuite/hidden_test_main.c: New test source.
7768 2009-08-11 Doug Kwan <dougkwan@google.com>
7770 * arm.cc: Update comments.
7771 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7772 segment to locate the .ARM.exidx section if present.
7774 2009-08-09 Doug Kwan <dougkwan@google.com>
7776 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7779 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7780 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7783 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7785 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7786 valid tls_segment only for non-debug-section relocations.
7787 * testsuite/Makefile.am: Add gc_tls_test.
7788 * testsuite/Makefile.in: Regenerate.
7789 * testsuite/gc_tls_test.cc: New file.
7790 * testsuite/gc_tls_test.sh: New file.
7792 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7796 * Makefile.am (CCFILES): Add icf.cc.
7798 * Makefile.in: Regenerate.
7799 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7800 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7801 section, symbol and addend information for the relocs.
7802 * gold.cc (queue_middle_tasks): Call identical code folding.
7803 * gold.h: Add defines for multimap.
7804 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7805 to the call of finalize_local_symbols.
7806 * main.cc (main): Create object of class Icf.
7807 * object.cc (Sized_relobj::do_layout): Allow this function to be
7808 called twice during icf.
7809 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7810 to sections marked as identical by icf.
7811 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7813 (Sized_relobj::do_section_entsize): New function.
7814 * object.h (Object::section_entsize): New function.
7815 (Object::do_section_entsize): New pure virtual function.
7816 (Relobj::finalize_local_symbols): Add new parameter.
7817 (Relobj::do_section_entsize): New function.
7818 * options.h (General_options::icf): New option.
7819 (General_options::icf_iterations): New option.
7820 (General_options::print_icf_sections): New option.
7821 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7822 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7823 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7825 * symtab.cc (Symbol_table::is_section_folded): New function.
7826 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7827 to sections marked as identical by icf.
7828 * symtab.h (Symbol_table::set_icf): New function.
7829 (Symbol_table::icf): New function.
7830 (Symbol_table::is_section_folded): New function.
7831 (Symbol_table::icf_): New data member.
7832 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7833 * testsuite/Makefile.am: Add commands to build icf_test.
7834 * testsuite/Makefile.in: Regenerate.
7835 * testsuite/icf_test.sh: New file.
7836 * testsuite/icf_test.cc: New file.
7838 2009-07-24 Chris Demetriou <cgd@google.com>
7840 * layout.cc (is_compressible_debug_section): Fix incorrect
7841 comment about compressed section names.
7843 2009-07-20 Ian Lance Taylor <ian@airs.com>
7846 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7848 2009-07-16 Ian Lance Taylor <iant@google.com>
7851 * layout.h: #include <map>.
7852 (class Kept_section): Change from struct to class. Add accessors
7853 and setters. Add section size to Comdat_group mapping. Change
7854 Comdat_group to std::map. Add is_comdat_ field. Add
7855 linkonce_size field in union.
7856 (class Layout): Update declaration of find_or_add_kept_section.
7857 Don't declare find_kept_object.
7858 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7859 parameter. Add object, shndx, is_comdat, and is_group_name
7860 parameters. Change all callers. Adjust for new Kept_section.
7861 (Layout::find_kept_object): Remove.
7862 * object.cc (Sized_relobj::include_section_group): Update use of
7863 Kept_section. Rename secnum to shndx. Only record
7864 Kept_comdat_section if sections are the same size.
7865 (Sized_relobj::include_linkonce_section): Update use of
7866 Kept_section. Only record Kept_comdat_section if sections are the
7867 same size. Set size of linkonce section.
7868 (Sized_relobj::map_to_kept_section): Update call to
7869 get_kept_comdat_section.
7870 * object.h (class Sized_relobj): Rename fields in
7871 Kept_comdat_section to drop trailing underscores; change object
7872 field to Relobj*. Change Kept_comdat_section_table to store
7873 struct rather than pointer.
7874 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7875 Add kept_object and kept_shndx parameters. Change all callers.
7876 (Sized_relobj::get_kept_comdat_section): Change return type to
7877 bool. Add kept_object and kept_shndx parameters. Change all
7879 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7880 Layout::find_or_add_kept_section.
7882 2009-07-09 Ian Lance Taylor <iant@google.com>
7884 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7885 Reserve space in the hash table.
7887 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7889 * fileread.cc (File_read::get_mtime): New method.
7890 * fileread.h (Timespec): New structure.
7891 (File_read::get_mtime): New method.
7892 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7893 Renamed from timestamp_nsec.
7894 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7896 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7898 (Incremental_inputs::report_archive): Save mtime; style fix.
7899 (Incremental_inputs::report_obejct): Save mtime; style fix.
7900 (Incremental_inputs::report_script): Save mtime; style fix.
7901 (Incremental_inputs::finalize_inputs): Style fix.
7902 (Incremental_inputs::finalize): Style fix.
7903 (Incremental_inputs::create_input_section_data): Store inputs
7905 * incremental.h (Incremental_inputs::report_script): Add mtime
7907 (Incremental_inputs::Input_info::Input_info): Intialize only one
7909 (Incremental_inputs::Input_info::archive): Move to nameless
7911 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7912 (Incremental_inputs::Input_info::script): Move to nameless union.
7913 (Incremental_inputs::mtime): New field.
7914 * script.cc (read_input_script): Pass file mtime to
7916 * script.h (Script_info::inputs): Style fix.
7918 2009-07-01 Ian Lance Taylor <ian@airs.com>
7920 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7923 2009-06-24 Ian Lance Taylor <iant@google.com>
7926 * layout.cc (Layout::choose_output_section): If we find an
7927 existing section, update the flags.
7928 (Layout::create_notes): New function, broken out of
7930 (Layout::finalize): Don't create note sections.
7931 (Layout::create_note): Don't crash if linker script discards
7933 (Layout::create_gold_note): Likewise.
7934 (Layout::create_build_id): Likewise. Don't set
7935 after_input_sections on the section.
7936 (Layout::create_executable_stack_info): Remove target parameter.
7938 * layout.h (class Layout): Declare create_notes. Update
7939 declaration of create_executable_stack_info.
7940 * gold.cc (queue_middle_tasks): Call create_notes.
7941 * output.cc (Output_section::update_flags_for_input_section): Move
7942 here from output.h. If SHF_ALLOC flag is newly set, mark address
7944 * output.h (Output_data::mark_address_invalid): New function.
7945 (class Output_section): Only declare, not define,
7946 update_flags_for_input_section. Remove set_flags.
7948 2009-06-24 Ian Lance Taylor <iant@google.com>
7950 * script-sections.cc (Output_section_definition::
7951 set_section_addresses): Rename shadowing local load_address to
7954 2009-06-24 Ian Lance Taylor <iant@google.com>
7957 * reloc.cc (relocate_sections): Skip empty relocation sections.
7959 2009-06-23 Ian Lance Taylor <iant@google.com>
7962 * layout.cc (Layout::create_note): Use choose_output_section
7963 rather than make_output_section.
7965 2009-06-23 Ian Lance Taylor <iant@google.com>
7968 * options.cc (General_options::parse_V): Set printed_version_.
7969 (General_options::General_options): Initialize printed_version_.
7970 * options.h (class General_options): Add printed_version_ field.
7971 * gold.cc (queue_initial_tasks): If there are no input files,
7972 don't give a fatal error if we printed the version information.
7973 (queue_middle_tasks): If using -r with a shared object, give a
7974 fatal error rather than an ordinary error.
7976 2009-06-23 Ian Lance Taylor <iant@google.com>
7979 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7980 (Layout::make_output_section): Set have_stabstr_section_ if we see
7981 a .stab*str section.
7982 (Layout::finalize): Call link_stabs_sections.
7983 (Layout::link_stabs_sections): New file.
7984 * layout.h (class Layout): Add have_stabstr_section_ field.
7985 Declare link_stabs_sections.
7987 2009-06-23 Doug Kwan <dougkwan@google.com>
7989 * Makefile.am (libgold_a_LIBADD): New.
7990 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7991 * Makefile.in: Regenerate.
7992 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7993 * configure: Regenerate.
7994 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7995 * fileread.cc: Include sys/state.h
7996 * gold.h: Declare memmem and strndup if found missing.
7997 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7999 2009-06-23 Ian Lance Taylor <iant@google.com>
8001 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8002 * configure: Rebuild.
8004 2009-06-23 Ian Lance Taylor <iant@google.com>
8007 * object.cc (Object::section_contents): Don't try to get a view if
8008 the section has length zero.
8009 (Object::handle_gnu_warning_section): If the section is empty, use
8010 the name of the section as the warning.
8012 2009-06-23 Ian Lance Taylor <iant@google.com>
8015 * stringpool.h (class Stringpool_template): Add optimize_ field.
8016 (Stringpool_template::set_optimize): New function.
8017 * stringpool.cc (Stringpool_template::Stringpool_template):
8018 Initialize optimize_ field.
8019 (Stringpool_template::set_string_offsets): Test local optimize
8020 fild rather than parameter.
8021 * layout.cc (Layout::Layout): Call set_optimize on the section
8024 2009-06-22 Ian Lance Taylor <iant@google.com>
8027 * yyscript.y: Parse TARGET.
8028 * script.cc (script_set_target): New function.
8029 * script-c.h (script_set_target): Declare.
8030 * options.cc (General_options::string_to_object_format): Rename
8031 from string_to_object_format in anonymous namespace. Change
8033 * options.h (class General_options): Declare
8034 string_to_object_format.
8036 2009-06-22 Ian Lance Taylor <iant@google.com>
8038 * script-sections.cc (Script_sections::create_segments): Don't put
8039 program headers in a PT_LOAD segment if -n or -N.
8041 2009-06-22 Ian Lance Taylor <iant@google.com>
8044 * options.h (class General_options): Add -z lazy and -z now. Sort
8045 -z options into alphabetical order.
8046 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8048 2009-06-21 Ian Lance Taylor <iant@google.com>
8050 * layout.cc (Layout::make_output_section): Call
8051 Target::new_output_section.
8052 (Layout::attach_allocated_section_to_segment): Put large section
8053 sections in a separate load segment with the large segment flag
8055 (Layout::segment_precedes): Sort large data segments after other
8057 (align_file_offset): New static function.
8058 (Layout::set_segment_offsets): Use align_file_offset.
8059 * output.h (class Output_section): Add is_small_section_ and
8060 is_large_section_ fields.
8061 (Output_section::is_small_section): New function.
8062 (Output_section::set_is_small_section): New function.
8063 (Output_section::is_large_section): New function.
8064 (Output_section::set_is_large_section): New function.
8065 (Output_section::is_large_data_section): New function.
8066 (class Output_segment): Add is_large_data_segment_ field.
8067 (Output_segment::is_large_data_segment): New function.
8068 (Output_segment::set_is_large_data_segment): New function.
8069 * output.cc (Output_section::Output_section): Initialize new
8071 (Output_segment::Output_segment): Likewise.
8072 (Output_segment::add_output_section): Add assertion that large
8073 data sections always go in large data segments. Force small data
8074 sections to the end of the list of data sections. Force small BSS
8075 sections to the start of the list of BSS sections. For large BSS
8076 sections to the end of the list of BSS sections.
8077 * symtab.h (class Symbol): Declare is_common_shndx.
8078 (Symbol::is_defined): Check Symbol::is_common_shndx.
8079 (Symbol::is_common): Likewise.
8080 (class Symbol_table): Define enum Commons_section_type. Update
8081 declarations. Add small_commons_ and large_commons_ fields.
8082 * symtab.cc (Symbol::is_common_shndx): New function.
8083 (Symbol_table::Symbol_table): Initialize new fields.
8084 (Symbol_table::add_from_object): Put small and large common
8085 symbols in the right list.
8086 (Symbol_table::sized_finalized_symbol): Check
8087 Symbol::is_common_shndx.
8088 (Symbol_table::sized_write_globals): Likewise.
8089 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8090 common symbol lists. Don't call do_allocate_commons_list if the
8092 (Symbol_table::do_allocate_commons_list): Remove is_tls
8093 parameter. Add comons_section_type parameter. Change all
8094 callers. Handle small and large common symbols.
8095 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8096 Symbol::is_common_shndx.
8097 * resolve.cc (symbol_to_bits): Likewise.
8098 * target.h (Target::small_common_shndx): New function.
8099 (Target::small_common_section_flags): New function.
8100 (Target::large_common_shndx): New function.
8101 (Target::large_common_section_flags): New function.
8102 (Target::new_output_section): New function.
8103 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8104 small_common_section_flags, and large_common_section_flags
8106 (Target::do_new_output_section): New virtual function.
8107 * arm.cc (Target_arm::arm_info): Initialize new fields.
8108 * i386.cc (Target_i386::i386_info): Likewise.
8109 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8111 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8112 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8113 (Target_x86_64::do_new_output_section): New function.
8114 * configure.ac: Define conditional MCMODEL_MEDIUM.
8115 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8116 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8117 (large_LDFLAGS): Define.
8118 * testsuite/large.c: New file.
8119 * testsuite/testfile.cc (Target_test::test_target_info):
8120 Initialize new fields.
8121 * configure, testsuite/Makefile.in: Rebuild.
8123 2009-06-05 Doug Kwan <dougkwan@google.com>
8125 * Makefile.am (CCFILES): Add target.cc.
8126 * Makefile.in: Regenerate.
8127 * i386.cc (class Target_i386): Define new virtual method to
8128 override do_is_local_label_name in parent.
8129 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8130 local symbols if --discard-locals or -X is given.
8131 * options.h (class General_options): Declare new options
8132 '--discard-locals' and '-X' for discarding locals.
8133 * target.h (class Target): Define new methods is_local_label_name.
8134 Declare new virtual method do_is_local_label_name.
8135 * target.cc: New file.
8136 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8137 (check_SCRIPTS): Add discard_locals_test.sh.
8138 (check_DATA): Add discard_local_tests.syms.
8139 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8140 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8141 * testsuite/Makefile.in: Regenerate.
8142 * testsuite/discard_locals_test.c: New file.
8143 * testsuite/discard_locals_test.sh: Same.
8145 2009-06-05 Doug Kwan <dougkwan@google.com>
8147 * object.cc (Sized_relobj::Sized_relobj): Initialize
8148 discarded_eh_frame_shndx_ to -1U.
8149 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8151 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8152 a discarded .eh_frame section.
8153 (Sized_relobj::do_finalize_local_symbols): Ditto.
8154 * object.h (class Sized_relobj): Declare new member
8155 discarded_eh_frame_shndx_.
8156 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8157 (local_labels_test.o, local_labels_test): New rules.
8158 * testsuite/Makefile.in: Regenerate.
8160 2009-06-04 Doug Kwan <dougkwan@google.com>
8162 * layout.cc (Layout::section_name_mapping): Add mapping for
8163 special ARM sections.
8165 2009-06-03 Doug Kwan <dougkwan@google.com>
8167 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8168 (utils::has_overflow): Same.
8170 2009-06-03 Ian Lance Taylor <iant@google.com>
8172 * layout.cc (Layout::section_name_mapping): New array, replacing
8173 Layout::linkonce_mapping.
8174 (Layout::section_name_mapping_count): New variable, replacing
8175 Layout::linkonce_mapping_count.
8176 (Layout::linkonce_output_name): Remove.
8177 (Layout::output_section_name): Rewrite.
8178 * layout.h (class Layout): Rename Linkonce_mapping to
8179 Section_name_mapping, linkonce_mapping to section_name_mapping,
8180 linkonce_mapping_count to section_name_mapping_count. Don't
8181 declare linkonce_output_name.
8183 2009-06-03 Doug Kwan <dougkwan@google.com>
8185 * gold/arm.cc (namespace utils): New.
8186 (Target_arm::reloc_is_non_pic): Define new method.
8187 (class Arm_relocate_functions): New.
8188 (Target_arm::Relocate::relocate): Handle relocation types used by
8191 2009-06-03 Ian Lance Taylor <iant@google.com>
8193 * arm.cc (Target_arm::scan::global): Use || instead of |.
8195 2009-06-02 Doug Kwan <dougkwan@google.com>
8197 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8198 issued_non_pic_error_.
8199 (class Target_arm::Scan): Declare new method check_non_pic.
8200 Define new method symbol_needs_plt_entry.
8201 Declare new data member issued_non_pic_error_.
8202 (class Target_arm::Relocate): Declare new method
8203 should_apply_static_reloc.
8204 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8205 (Target_arm::Scan::check_non_pic): Define new method.
8206 (Target_arm::Scan::local): Handle a small subset of reloc types used
8208 (Target_arm::Scan::local): Same.
8209 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8211 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8213 * incremental.cc (Incremental_inputs::report_command_line): Filter
8214 out --incremental-* options.
8216 2009-05-29 Doug Kwan <dougkwan@google.com>
8218 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8220 (class Target_arm): Update comment.
8221 (Target_arm::Target_arm): Initialize new data members GOT_,
8222 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8223 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8224 and Target_arm::rel_dyn_section.
8225 Declare new_enum Target_arm::Got_type.
8226 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8228 Update commments for member do_dynsym_value.
8229 (Target_arm::got_size, Target_arm::plt_section,
8230 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8231 new methods inside class defintion.
8232 (Target_arm::got_section): Define new method.
8233 (Target_arm::rel_dyn_section): Same.
8234 (Output_data_plt_arm): New template class.
8235 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8236 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8237 (Output_data_plt_arm::add_entry): Same.
8238 (Output_data_plt_arm::first_plt_entry): Define new
8239 static data member for PLT instruction template.
8240 (Output_data_plt_arm::plt_entry): Same.
8241 (Output_data_plt_arm::do_write): Define new method.
8242 (Target_arm::make_plt_entry): Same.
8243 (Target_arm::do_finalize_sections): Same.
8244 (Target_arm::do_dynsym_value): Same.
8246 2009-05-28 Doug Kwan <dougkwan@google.com>
8248 * Makefile.am (TARGETSOURCES): Add arm.cc.
8249 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8250 * Makefile.in: Regenerate.
8252 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8254 2009-05-26 Doug Kwan <dougkwan@google.com>
8256 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8257 (General_options::check_excluded_libs): Strip off directories in
8258 archive name before matching like GNU ld does.
8259 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8260 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8261 (exclude_libs_test_LDFLAGS): Add linker option
8262 -Wl,--exclude-libs,libexclude_libs_test_3
8263 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8264 an explicit archive without using -l.
8265 (alt/libexclude_libs_test_3.a): New make rule.
8266 * testsuite/Makefile.in: Regenerate.
8267 * testsuite/exclude_libs_test.c : Declare lib3_default().
8269 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8270 * exclude_libs_test_3.c: New file.
8272 2009-05-26 Nick Clifton <nickc@redhat.com>
8274 * po/id.po: New Indonesian translation.
8275 * po/gold.pot: Updated template file.
8277 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8279 * testsuite/Makefile.am: Add -ffunction-sections to compile
8280 gc_comdat_test files. Add -Wl,--gc-sections to build
8282 * testsuite/Makefile.in: Regenerate.
8283 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8285 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8287 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8288 kept comdat section was garbage collected.
8289 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8290 * testsuite/Makefile.in: Regenerate.
8291 * testsuite/gc_comdat_test.sh: New file.
8292 * testsuite/gc_comdat_test_1.cc: New file.
8293 * testsuite/gc_comdat_test_2.cc: New file.
8295 2009-05-19 Doug Kwan <dougkwan@google.com>
8297 * archive.cc (Archive::Archive): Move constructor from archive.h
8298 to here. Initialize no_export_.
8299 (Archive::get_elf_object_for_member): Set no_export flag of object.
8300 * archive.h (Archive::Archive): Move constructor body to
8302 (Archive::no_export): New method.
8303 (Archive::no_export_): New field.
8304 * object.h (Object::Object): Initialize no_export_ to false.
8305 (Object::no_export, Object::set_no_export): New methods.
8306 (Object::no_export_): New field.
8307 * options.cc (General_options::parse_exclude_libs): New method.
8308 (General_options::check_excluded_libs) Same.
8309 * options.h (exclude_libs): New option.
8310 (General_options::check_excluded_libs): New method declaration.
8311 (General_options::excluded_libs_): New field.
8312 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8313 default or protected visibility if an object has no-export flag set.
8314 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8315 (check_SCRIPTS): Add exclude_libs_test.sh.
8316 (check_DATA): Add exclude_libs_test.syms.
8317 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8318 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8319 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8320 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8321 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8322 libexclude_libs_test_2.a): New rules.
8323 * testsuite/Makefile.in: Regenerate.
8324 * testsuite/exclude_libs_test.c: New file.
8325 * testsuite/exclude_libs_test.sh: Ditto.
8326 * testsuite/exclude_libs_test_1.c: Ditto.
8327 * testsuite/exclude_libs_test_2.c: Ditto.
8329 2009-05-15 Ian Lance Taylor <iant@google.com>
8331 * configure.ac: Check for declarations for cases where libiberty.h
8332 checks HAVE_DECL_xxx.
8333 * configure, config.in: Rebuild.
8335 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8337 * gold.h (Incremental_argument_list): Remove (invalid) forward
8339 * incremental.cc (Incremental_inputs::report_achive): New method.
8340 (Incremental_inputs::report_object): New method.
8341 (Incremental_inputs::report_script): New method.
8342 (Incremental_inputs::finalize_inputs): New method.
8343 (Incremental_inputs::finalize): Call finalize_inputs().
8344 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8345 Create inputs entries.
8346 * incremental.h (Incremental_input_type): New enum.
8347 (Incremental_inputs::Incremental_input): Initialize new fields.
8348 (Incremental_inputs::report_inputs): New method.
8349 (Incremental_inputs::report_achive): New method.
8350 (Incremental_inputs::report_object): New method.
8351 (Incremental_inputs::report_script): New method.
8352 (Incremental_inputs::finalize_inputs): New method.
8353 (Incremental_inputs::Input_info): New struct.
8354 (Incremental_inputs::Input_info_map): New typedef.
8355 (Incremental_inputs::lock_): New field.
8356 (Incremental_inputs::Inputs_): New field.
8357 (Incremental_inputs::Inputs_map): New field.
8358 * main.cc (main): Call Incremental_input::report_inputs.
8359 * options.h (Input_argument_list): Typedef moved from
8361 (Input_file_group::Files): Remove, use ::Input_argument_list.
8362 (Input_file_group::Input_argument_list): Remove, use
8363 ::Input_argument_list.
8364 * plugin.cc (Plugin_manager::add_input_file): Add error in
8366 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8368 * script.cc (read_input_script): Call
8369 Incremental_input::report_script.
8370 * script.h (Script_info): New class.
8372 2009-04-27 Ian Lance Taylor <iant@google.com>
8374 * x86_64.cc (do_adjust_output_section): Set entsize to
8377 2009-04-23 Elliott Hughes <enh@google.com>
8379 * output.cc (Output_file::close): After short writes, continue
8380 writing from the correct offset in the buffer being written.
8382 2009-04-23 Chris Demetriou <cgd@google.com>
8384 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8385 * configure: Regenerate.
8386 * config.in: Regenerate.
8387 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8388 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8390 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8392 * incremental.cc (Incremental_inputs_header_data): Renamed from
8393 Incremental_input_header_data.
8394 (Incremental_inputs_header_data::data_size): New field.
8395 (Incremental_inputs_header_data::put_input_file_count): Renamed
8396 from input_file_count.
8397 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8398 from command_line_offset.
8399 (Incremental_inputs_header_data::put_reserved): Renamed from
8401 (Incremental_inputs_entry_data): Renamed from
8402 Incremental_input_entry_data.
8403 (Incremental_inputs_entry_data::data_size): New field.
8404 (Incremental_inputs::report_command_line): New method.
8405 (Incremental_inputs::finalize): New method.
8406 (Incremental_inputs::create_incremental_inputs_data): New method.
8407 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8408 * incremental.h: New file.
8409 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8410 (Layout::finalize): Create incremental inputs section in
8412 (Layout::create_incremental_info_sections): New method.
8413 * layout.h (Layout::incremental_inputs): New method.
8414 (Layout::create_incremental_info_sections): New method.
8415 (Layout::incremental_inputs_): New field.
8416 * main.cc (main): Notify Incremental_input of the command line.
8418 2009-04-01 Ian Lance Taylor <iant@google.com>
8419 Mikolaj Zalewski <mikolajz@google.com>
8421 * gold.h (reserve_unordered_map): Define, three versions, one for
8422 each version of Unordered_map.
8423 * layout.cc (Layout::Layout): Remove options parameter. Add
8424 number_of_input_files parameter. Don't initialize options_.
8425 Initialize number_of_input_files_ and resized_signatures_. Move
8426 sections_are_attached_.
8427 (Layout::layout_group): Reserve space for group_signatures_.
8428 (Layout::find_or_add_kept_section): Change name parameter to be a
8429 reference. Resize signatures_ map when it gets large enough.
8430 (Layout::layout_eh_frame): Use parameters->options() instead of
8432 (Layout::make_output_section): Likewise.
8433 (Layout::attach_allocated_section_to_segment): Likewise.
8434 (Layout::finalize, Layout::create_executable_stack): Likewise.
8435 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8436 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8437 * layout.h (class Layout): Update declarations. Remove options_
8438 field. Add number_of_input_files_ and resized_signatures_
8439 fields. Move sections_are_attached_ field.
8440 * main.cc (main): Pass number of input files to Layout
8441 constructor. Don't pass options.
8443 2009-03-30 Ian Lance Taylor <iant@google.com>
8445 * ffsll.c (ffsll): Correct implementation.
8447 2009-03-27 Ian Lance Taylor <iant@google.com>
8449 * ffsll.c: New file.
8450 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8451 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8452 * ftruncate.c (ftruncate): Declare before definition.
8453 * mremap.c (mremap): Likewise.
8454 * pread.c (pread): Likewise.
8455 * configure, Makefile.in, config.in: Rebuild.
8457 * mremap.c: New file.
8458 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8459 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8460 (mremap): Declare if HAVE_MREMAP is not defined.
8461 * configure, Makefile.in, config.in: Rebuild.
8463 2009-03-27 Cary Coutant <ccoutant@google.com>
8465 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8466 position independent.
8467 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8468 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8470 2009-03-24 Cary Coutant <ccoutant@google.com>
8472 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8474 (needs_dynamic_reloc): Likewise.
8476 2009-03-24 Ian Lance Taylor <iant@google.com>
8478 * yyscript.y (file_cmd): Recognize EXTERN.
8479 (extern_name_list, extern_name_list_body): New nonterminals.
8480 * script.cc (script_add_extern): Define.
8481 * script-c.h (script_add_extern): Declare.
8483 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8485 * object.cc (is_elf_object): Define.
8486 * object.h (is_elf_object): Declare.
8487 * archive.cc (Archive::get_elf_object_for_member): Call
8489 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8491 2009-03-24 Elliott Hughes <enh@google.com>
8493 * output.cc (Output_file::map_anonymous): Define.
8494 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8495 try an anonymous one. Report the size if the mmap fails.
8496 * output.h (class Output_file): Declare map_anonymous.
8498 2009-03-24 Ian Lance Taylor <iant@google.com>
8500 * target-select.cc (instantiate_target): Don't acquire the lock if
8501 the instantiated_target_ field has already been set.
8503 2009-03-23 Ian Lance Taylor <iant@google.com>
8505 * gold-threads.h (class Initialize_lock): Define.
8506 * gold-threads.cc (class Initialize_lock_once): Define.
8507 (initialize_lock_control): New static variable.
8508 (initialize_lock_pointer): New static variable.
8509 (initialize_lock_once): New static function.
8510 (Initialize_lock::Initialize_lock): Define.
8511 (Initialize_lock::initialize): Define.
8512 * target-select.h: Include "gold-threads.h".
8513 (class Target_selector): Add lock_ and initialize_lock_ fields.
8514 Don't define instantiate_target, just declare it.
8515 * target-select.cc (Target_selector::Target_selector): Initialize
8517 (Target_selector::instantiate_target): Define.
8518 * descriptors.h: Include "gold-threads.h".
8519 (class Descriptors): Add initialize_lock_ field.
8520 * descriptors.cc (Descriptors::Descriptors): Initialize new
8522 (Descriptors::open): Use initialize_lock_ field
8523 * errors.h (class Errors): Add initialize_lock_ field.
8524 * errors.cc (Errors::Errors): Initialize new field.
8525 (Errors::initialize_lock): Use initialize_lock_ field.
8526 * powerpc.cc (class Target_selector_powerpc): Remove
8527 instantiated_target_ field. In do_recognize call
8528 instantiate_target rather than do_instantiate_target. In
8529 do_instantiate_target just allocate a new target.
8530 * sparc.cc (class Target_selector_sparc): Likewise.
8532 * freebsd.h: New file.
8533 * i386.cc: Include "freebsd.h".
8534 (Target_i386): Derive from Target_freebsd rather than
8536 (Target_selector_i386): Derive from Target_selector_freebsd rather
8537 than Target_selector.
8538 * x86_64.cc: Include "freebsd.h".
8539 (Target_x86_64): Derive from Target_freebsd rather than
8541 (Target_selector_x86_64): Derive from Target_selector_freebsd
8542 rather than Target_selector.
8543 * target.h (class Target): Add adjust_elf_header and
8544 do_adjust_elf_header.
8545 * output.cc (Output_file_header:: do_sized_write): Call target
8546 adjust_elf_header routine.
8547 * configure.tgt: Set targ_osabi.
8548 * configure.ac: Define GOLD_DEFAULT_OSABI.
8549 * parameters.cc (Parameters::default_target): Pass
8550 GOLD_DEFAULT_OSABI to select_target.
8551 * target-select.h (class Target_selector): Make instantiate_target
8552 protected rather than private.
8553 * Makefile.am (HFILES): Add freebsd.h.
8554 * configure, Makefile.in, config.in: Rebuild.
8556 * merge.cc (do_add_input_section): Correct pend value. Change
8557 message about last entry not being null terminated from error to
8560 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8562 * incremental.cc: New file.
8563 * Makefile.am (CCFILES): Add incremental.cc.
8564 * Makefile.in: Rebuild.
8566 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8568 * layout.cc (Layout::output_section_name): Preserve names
8569 of '.note.' sections.
8571 2009-03-19 Ian Lance Taylor <iant@google.com>
8573 * descriptors.cc (Descriptors::open): Check that the options are
8574 valid before using them.
8576 2009-03-18 Ian Lance Taylor <iant@google.com>
8578 * script-sections.h: Include <list>.
8579 (class Script_sections): Change Sections_elements from std::vector
8580 to std::list. Typedef public Elements_iterator. Add
8581 orphan_section_placement_, data_segment_align_start_, and
8582 saw_data_segment_align_ fields. Remove data_segment_align_index_
8584 * script-sections.cc (class Orphan_section_placement): New class.
8585 (class Sections_element): Add virtual functions is_relro and
8586 orphan_section_init. Remove virtual function place_orphan_here.
8587 (class Output_section_definition): Add is_relro and
8588 orphan_section_init. Remove place_orphan_here.
8589 (class Orphan_output_section): Likewise.
8590 (Script_sections::Script_sections): Update for field changes.
8591 (Script_sections::data_segment_align): Set saw_data_segment_align_
8592 and data_segment_align_start_, not data_segment_align_index.
8593 (Script_sections::data_segment_relro_end): Check
8594 saw_data_segment_align_. Use data_segment_align_start_ rather
8595 than data_segment_align_index_.
8596 (Script_sections::place_orphan): Rewrite to use
8597 Orphan_section_placement.
8599 2009-03-17 Ian Lance Taylor <iant@google.com>
8601 * archive.cc (Archive::add_symbols): Check for a version attached
8602 to the symbol name in the archive map.
8603 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8604 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8605 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8606 (ver_test_11.a): New target.
8607 * testsuite/Makefile.in: Rebuild.
8609 * configure.ac: Check for chsize and posix_fallocate. Replace
8611 * ftruncate.c: New file, from gnulib.
8612 * output.cc (posix_fallocate): Define dummy version if not
8613 HAVE_POSIX_FALLOCATE.
8614 (Output_file::map): Call posix_fallocate rather than lseek and
8616 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8617 * configure, Makefile.in, config.in: Rebuild.
8619 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8621 * layout.h (Layout::create_note): Add section_name parameter.
8622 * layout.cc (Layout::create_note): Likewise.
8623 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8625 2009-03-17 Ian Lance Taylor <iant@google.com>
8627 * descriptors.cc: Include "options.h".
8628 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8629 (Descriptors::open): Always use O_CLOEXEC when opening a new
8630 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8631 then set FD_CLOEXEC.
8633 * sparc.cc (class Target_sparc): Add has_got_section.
8634 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8635 make sure we have a GOT section.
8637 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8638 (Target_sparc::Scan::local): Likewise.
8639 (Target_sparc::Scan::global): Likewise.
8640 (Target_sparc::Relocate::relocate): Likewise.
8641 (Target_sparc::Relocate::relocate_tls): Likewise.
8643 * symtab.cc (Symbol_table::define_default_version): New function,
8644 broken out of add_from_object.
8645 (Symbol_table::add_from_object): Call define_default_version.
8646 (Symbol_table::define_special_symbol): Add resolve_oldsym
8647 parameter. Change all callers. If the version for a symbol comes
8648 from a version script, resolve it with the symbol with the same
8649 name with no version. Also add the symbol without a version if
8651 (do_define_in_output_data): If resolving with oldsym, don't delete
8653 (do_define_in_output_segment): Likewise.
8654 (do_define_as_constant): Likewise.
8655 * symtab.h (class Symbol_table): Update declarations.
8657 2009-03-13 Ian Lance Taylor <iant@google.com>
8659 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8660 (Read_symbols::requeue): New function.
8661 (Read_symbols::do_read_symbols): If make_elf_object fails because
8662 the target type is not configured, and the file was searched for,
8663 issue a warning and retry with the next directory.
8664 (Add_symbols::run): If the file has an incompatible format, and
8665 it was searched for, requeue the Read_symbols task. On error,
8667 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8668 dirindex parameter to constructor. Change all callers. Declare
8669 incompatible_warning and requeue.
8670 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8671 input_argument_ and input_group_ fields. Add them to
8672 constructor. Change all callers.
8673 (class Read_script): Add dirindex_ field. Add it to constructor.
8675 * archive.cc (Archive::setup): Remove input_objects parameter.
8677 (Archive::get_file_and_offset): Likewise.
8678 (Archive::read_all_symbols): Likewise.
8679 (Archive::read_symbols): Likewise.
8680 (Archive::get_elf_object_for_member): Remove input_objects
8681 parameter. Add punconfigured parameter. Change all callers.
8682 (Archive::add_symbols): Change return type to bool. Check return
8683 value of include_member.
8684 (Archive::include_all_members): Likewise.
8685 (Archive::include_member): Change return type to bool. Return
8686 false if first included object has incompatible target. Set
8687 included_member_ field.
8688 (Add_archive_symbols::run): If add_symbols returns false, requeue
8690 * archive.h (class Archive): Add included_member_ field.
8691 Initialize it in constructor. Add input_file and searched_for
8692 methods. Update declarations.
8693 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8694 input_argument_ fields. Add them to constructor. Change all
8696 * script.cc: Include "target-select.h".
8697 (class Parser_closure): Add skip_on_incompatible_target_ and
8698 found_incompatible_target_ fields. Add
8699 skip_on_incompatible_target parameter to constructor. Change all
8700 callers. Add methods skip_on_incompatible_target,
8701 clear_skip_on_incompatible_target, found_incompatible_target, and
8702 set_found_incompatible_target.
8703 (read_input_script): Add dirindex parameter. Change all callers.
8704 If parser finds an incompatible target, requeue Read_symbols
8706 (script_set_symbol): Clear skip_on_incompatible_target in
8708 (script_add_assertion, script_parse_option): Likewise.
8709 (script_start_sections, script_add_phdr): Likewise.
8710 (script_check_output_format): New function.
8711 * script.h (read_input_script): Update declaration.
8712 * script-c.h (script_check_output_format): Declare.
8713 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8714 (ignore_cmd): Remove OUTPUT_FORMAT.
8715 * fileread.cc (Input_file::Input_file): Add explicit this.
8716 (Input_file::will_search_for): New function.
8717 (Input_file::open): Add pindex parameter. Change all callers.
8718 * fileread.h (class Input_file): Add input_file_argument method.
8719 Declare will_search_for. Update declarations.
8720 * object.cc (make_elf_object): Add punconfigured parameter.
8722 * object.h (class Object): Make input_file public. Add
8723 searched_for method.
8724 (make_elf_object): Update declaration.
8725 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8727 * dirsearch.h (class Dirsearch): Update declaration.
8728 * options.h (class General_options): Add --warn-search-mismatch.
8729 * parameters.cc (Parameters::is_compatible_target): New function.
8730 * parameters.h (class Parameters): Declare is_compatible_target.
8731 * workqueue.cc (Workqueue::add_blocker): New function.
8732 * workqueue.h (class Workqueue): Declare add_blocker.
8734 * fileread.cc (Input_file::open): Remove options parameter.
8736 (Input_file::open_binary): Likewise.
8737 * script.cc (read_input_script): Likewise.
8738 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8739 options parameter from constructor. Change all callers.
8740 (class Read_script): Likewise.
8741 * fileread.h (class Input_file): Update declarations.
8742 * script.h (read_input_script): Update declaration.
8744 2009-03-10 Nick Clifton <nickc@redhat.com>
8746 * po/es.po: New Spanish translation.
8748 2009-03-06 Cary Coutant <ccoutant@google.com>
8750 * options.cc (parse_short_option): Keep dash_z from registering itself.
8752 2009-03-03 Ian Lance Taylor <iant@google.com>
8755 * target-reloc.h (relocate_section): Pass output_section to
8757 * i386.cc (Target_i386::should_apply_static_reloc): Add
8758 output_section parameter. Change all callers.
8759 (Target_i386::Relocate::relocate): Add output_section parameter.
8760 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8761 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8762 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8763 * testsuite/two_file_shared.sh: New script.
8764 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8765 (check_DATA): Add two_file_shared.dbg.
8766 (two_file_shared.dbg): New target.
8767 * testsuite/Makefile.in: Rebuild.
8769 2009-03-01 Ian Lance Taylor <iant@google.com>
8771 * configure.ac: Check for byteswap.h.
8772 * configure: Rebuild.
8773 * config.in: Rebuild.
8775 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8777 * layout.cc (Layout::find_or_add_kept_section): New function.
8778 (Layout::add_comdat): Removed.
8779 * layout.h (struct Kept_section): Move out of class Layout.
8780 Remove trailing underscores from field names. Add group_sections
8781 field. Rename group_ field to is_group. Change all uses.
8782 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8783 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8784 comdat_groups_ field.
8785 (Sized_relobj::include_section_group): Use
8786 find_or_add_kept_section and Kept_section::group_sections.
8787 (Sized_relobj::include_linkonce_section): Likewise.
8788 * object.cc (class Sized_relobj): Don't define Comdat_group or
8789 Comdat_group_table. Remove find_comdat_group and
8790 add_comdat_group. Remove comdat_groups_ field.
8791 * plugin.cc (include_comdat_group): Use
8792 Layout::find_or_add_kept_section.
8794 2009-02-28 Ian Lance Taylor <iant@google.com>
8796 * README: --gc-sections and map files are now supported. Document
8797 some build requirements.
8800 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8801 relocatable link set the value of the section symbol to zero.
8802 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8803 relocatable link don't include the section address in the local
8806 2009-02-27 Ian Lance Taylor <iant@google.com>
8809 * options.h (class Search_directory): Add is_system_directory.
8810 (class General_options): Declare is_in_system_directory.
8811 * options.cc (get_relative_sysroot): Make static.
8812 (get_default_sysroot): Make static.
8813 (General_optoins::is_in_system_directory): New function.
8814 * fileread.cc (Input_file::is_in_system_directory): New function.
8815 * fileread.h (class Input_file): Declare is_in_system_directory.
8816 * object.h (class Object): Add is_in_system_directory.
8817 (class Input_objects): Remove system_library_directory_ field.
8818 * object.cc (Input_objects::add_object): Don't set
8819 system_library_directory_.
8820 (input_objects::found_in_system_library_directory): Remove.
8821 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8822 parameter. Change all callers.
8823 (Symbol_table::sized_write_globals): Likewise.
8824 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8825 Call Object::is_in_system_directory.
8826 * symtab.h (class Symbol_table): Update declarations.
8829 * descriptors.h (Open_descriptor): Add is_on_stack field.
8830 * descriptors.cc (Descriptors::open): If the descriptor is on the
8831 top of the stack, remove it. Initialize is_on_stack field.
8832 (Descriptors::release): Only add pod to stack if it is not on the
8834 (Descriptors::close_some_descriptor): Clear stack_next and
8838 * output.cc (Output_section::find_starting_output_address): Rename
8839 from starting_output_address; add PADDR parameter; change return
8841 * output.h (class Output_section): Declare
8842 find_starting_output_address instead of starting_output_address.
8843 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8844 section symbol for which we can't find a merge section.
8847 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8848 hidden or internal, force the symbol to be local.
8849 * resolve.cc (Symbol::override_visibility): Define.
8850 (Symbol::override_base): Use override_visibility.
8851 (Symbol_table::resolve): Likewise.
8852 (Symbol::override_base_with_special): Likewise.
8853 (Symbol_table::override_with_special): If the visibility is hidden
8854 or internal, force the symbol to be local.
8855 * symtab.h (class Symbol): Add set_visibility and
8856 override_visibility.
8857 * testsuite/ver_test_1.sh: New file.
8858 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8859 (check_DATA): Add ver_test_1.syms.
8860 (ver_test_1.syms): New target.
8861 * testsuite/Makefile.in: Rebuild.
8863 2009-02-25 Cary Coutant <ccoutant@google.com>
8865 * layout.cc (Layout::choose_output_section): Don't rename sections
8866 when using a linker script that has a SECTIONS clause.
8867 * Makefile.in: Regenerate.
8869 * testsuite/Makefile.am (script_test_5.sh): New test case.
8870 * testsuite/Makefile.in: Regenerate.
8871 * testsuite/script_test_5.cc: New file.
8872 * testsuite/script_test_5.sh: New file.
8873 * testsuite/script_test_5.t: New file.
8875 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8877 * archive.cc (Archive::include_member): Update calls to add_symbols.
8878 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8879 the Layout argument.
8880 * dynobj.h (do_add_symbols): Add the Layout argument.
8881 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8883 * object.h (Object::add_symbols): Add the Layout argument.
8884 (Object::do_add_symbols): Add the Layout argument.
8885 (Sized_relobj::do_add_symbols): Add the Layout argument.
8886 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8887 Unify the two versions.
8888 (Add_plugin_symbols): Remove.
8889 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8890 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8891 (Add_plugin_symbols): Remove.
8892 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8893 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8894 (Add_symbols::run): Make it work with Pulginobj.
8896 2009-02-06 Ian Lance Taylor <iant@google.com>
8898 * object.cc (Sized_relobj::do_layout): Make info message start
8899 with lower case letter.
8901 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8903 * binary.cc: Fix file comment.
8905 * options.h (enum Incremental_disposition): Define.
8906 (class General_options): Add new options: --incremental,
8907 --incremental_changed, --incremental_unchanged,
8908 --incremental_unknown. Add incremental_disposition_ and
8909 implicit_incremental_ fields.
8910 (General_options::incremental_disposition): New function.
8911 (class Position_dependent_options): Add incremental_disposition
8913 (Position_dependent_options::copy_from_options): Set incremental
8915 * options.cc (General_options::parse_incremental_changed): New
8917 (General_options::parse_incremental_unchanged): New function.
8918 (General_options::parse_incremental_unknown): New function.
8919 (General_options::General_options): Initialize new fields
8920 incremental_disposition_ and implicit_incremental_.
8921 (General_options::finalize): Check for uasge of --incremental-*
8922 without --incremental.
8924 2009-02-06 Chris Demetriou <cgd@google.com>
8926 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8927 pointer and to report location as the file name associated with
8929 (gold_undefined_symbol_at_location): New function to replace the
8930 old gold_undefined_symbol functionality.
8931 * target-reloc.h (relocate_section): Update to use
8932 gold_undefined_symbol_at_location.
8933 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8934 Call gold_undefined_symbol function rather than gold_error.
8935 * errors.h (Errors::undefined_symbol): Take location as a
8936 string, rather than calculating it from a relocation.
8937 * errors.cc (Errors::fatal): Print "fatal error:" before the
8939 (Errors::error, Errors::error_at_location): Print "error: "
8940 before the formatted message.
8941 (Errors::undefined_symbol): Take location as a string, rather
8942 than calculating it from a relocation.
8943 (gold_undefined_symbol_at_location): New function akin to
8944 old gold_undefined_symbol, calculates location from relocation.
8945 (gold_undefined_symbol): Change to take only a Symbol pointer
8946 and to report location as the file name associated with the symbol.
8947 * testsuite/debug_msg.sh: Update for changed error messages.
8948 * testsuite/undef_symbol.sh: Likewise.
8950 2009-02-04 Duncan Sands <baldrick@free.fr>
8953 * reduced_debug_output.h
8954 (Output_reduced_debug_abbrev_section::failed): Use format for
8956 (Output_reduced_debug_info_section::faild): Likewise.
8958 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8960 * script.cc (Lazy_demangler): New class.
8961 (Version_script_info::get_symbol_version_helper): Demangle a
8964 2009-01-29 Cary Coutant <ccoutant@google.com>
8966 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8968 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8970 2009-01-28 Ian Lance Taylor <iant@google.com>
8972 * version.cc (version_string): Bump to 1.9.
8974 * gold.h: Include <cstring> and <stdint.h>.
8975 * version.cc: Include <cstdio>.
8976 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8978 * reduced_debug_output.cc (insert_into_vector): Rename from
8979 Insert_into_vector; change all callers. Use Swap_unaligned to
8980 avoid aliasing issue; remove union since it is unnecessary.
8982 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8984 * Makefile.am (CCFILES): Add gc.cc.
8986 * Makefile.in: Regenerate.
8987 * gold.cc (Gc_runner): New class.
8988 (queue_initial_tasks): Call garbage collection related tasks
8989 when corresponding options are invoked.
8990 (queue_middle_gc_tasks): New function.
8991 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8992 processed early before laying out sections during garbage collection.
8993 * gold.h (queue_middle_gc_tasks): New function.
8994 (is_prefix_of): Move from "layout.cc".
8995 * i386.cc (Target_i386::gc_process_relocs): New function.
8996 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8997 * main.cc (main): Create object of class "Garbage_collection".
8998 * object.cc (Relobj::copy_symbols_data): New function.
8999 (Relobj::is_section_name_included): New function.
9000 (Sized_relobj::do_layout): Allow this function to be called twice
9001 during garbage collection and defer layout of section during the
9003 * object.h (Relobj::get_symbols_data): New function.
9004 (Relobj::is_section_name_included): New function.
9005 (Relobj::copy_symbols_data): New function.
9006 (Relobj::set_symbols_data): New function.
9007 (Relobj::get_relocs_data): New function.
9008 (Relobj::set_relocs_data): New function.
9009 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9010 (Relobj::gc_process_relocs): New function.
9011 (Relobj::do_gc_process_relocs): New pure virtual function.
9012 (Relobj::sd_): New data member.
9013 (Sized_relobj::is_output_section_offset_invalid): New function.
9014 (Sized_relobj::do_gc_process_relocs): New function.
9015 * options.h (General_options::gc_sections): Modify to not be a no-op.
9016 (General_options::print_gc_sections): New option.
9017 * plugin.cc (Plugin_finish::run): Remove function call to
9018 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9019 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9020 * reloc.cc (Read_relocs::run): Add task to process relocs and
9021 determine unreferenced sections when doing garbage collection.
9022 (Gc_process_relocs): New class.
9023 (Sized_relobj::do_gc_process_relocs): New function.
9024 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9025 sections that are garbage collected.
9026 * reloc.h (Gc_process_relocs): New class.
9027 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9028 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9029 symbols whose corresponding sections are garbage collected.
9030 (Symbol_table::Symbol_table): Add new parameter for the garbage
9032 (Symbol_table::gc_mark_undef_symbols): New function.
9033 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9034 (Symbol_table::gc_mark_dyn_syms): New function.
9035 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9037 (Symbol_table::add_from_object): Likewise.
9038 (Symbol_table::add_from_relobj): When building shared objects, do not
9039 treat externally visible symbols as garbage.
9040 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9041 table information for static and relocatable links.
9042 * symtab.h (Symbol_table::set_gc): New function.
9043 (Symbol_table::gc): New function.
9044 (Symbol_table::gc_mark_undef_symbols): New function.
9045 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9046 (Symbol_table::gc_mark_dyn_syms): New function.
9047 (Symbol_table::gc_): New data member.
9048 * target.h (Sized_target::gc_process_relocs): New pure virtual
9050 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9051 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9053 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9055 * options.h (General_options::gc_sections): Define as a no-op for now.
9056 (General_options::no_keep_memory): Ditto.
9057 (General_options::Bshareable): Define.
9058 * options.cc (General_options::finalize): Honor -Bshareable.
9060 2009-01-20 Andreas Schwab <schwab@suse.de>
9062 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9063 read the value in the contents, since we don't use it. Use the
9064 template endianness when writing.
9065 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9067 2009-01-19 Andreas Schwab <schwab@suse.de>
9069 * configure.tgt (powerpc64-*): Fix targ_obj.
9071 2009-01-15 Ian Lance Taylor <iant@google.com>
9073 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9074 local symbols when stripping all symbols.
9076 2009-01-14 Cary Coutant <ccoutant@google.com>
9078 * output.cc (Output_reloc): Add explicit instantiations.
9080 2009-01-14 Cary Coutant <ccoutant@google.com>
9082 * archive.cc (Archive::get_elf_object_for_member): Remove call
9083 to File_read::claim_for_plugin.
9084 * descriptors.cc (Descriptors::open): Remove reference to
9086 (Descriptors::claim_for_plugin): Remove.
9087 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9088 (Descriptors::is_claimed): Remove.
9089 (claim_descriptor_for_plugin): Remove.
9090 * fileread.cc (File_read::claim_for_plugin): Remove.
9091 * fileread.h (File_read::claim_for_plugin): Remove.
9092 (File_read::descriptor): Reopen descriptor if necessary.
9093 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9094 (Plugin_manager::all_symbols_read): Add task parameter. Change
9096 (Plugin_manager::get_input_file): New function.
9097 (Plugin_manager::release_input_file): New function.
9098 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9099 corresponding data member.
9100 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9101 and pass to base constructor. Change all callers.
9102 (get_input_file, release_input_file): New functions.
9103 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9104 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9105 (Plugin_manager::all_symbols_read): Add task parameter.
9106 (Plugin_manager::get_input_file): New function.
9107 (Plugin_manager::release_input_file): New function.
9108 (Plugin_manager::task_): New data member.
9109 (Pluginobj::Pluginobj): Add filesize parameter.
9110 (Pluginobj::filename): New function.
9111 (Pluginobj::descriptor): New function.
9112 (Pluginobj::filesize): New function.
9113 (Pluginobj::filesize_): New data member.
9114 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9115 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9116 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9118 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9119 with archive libraries.
9120 * testsuite/Makefile.in: Regenerate.
9121 * testsuite/plugin_test.c (struct sym_info): New type.
9122 (get_input_file, release_input_file): New static variables.
9123 (onload): Capture new transfer vector entries.
9124 (claim_file_hook): Stop reading at end of file according to filesize.
9125 Factor out parsing of readelf output into separate function.
9126 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9127 APIs and get the source file name from the symbol table. Convert
9128 source file name to corresponding object file name. Print info
9129 message when adding new input files.
9130 (parse_readelf_line): New function.
9131 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9132 * testsuite/plugin_test_2.sh: Likewise.
9133 * testsuite/plugin_test_3.sh: Likewise.
9134 * testsuite/plugin_test_4.sh: New test case.
9136 2009-01-07 Ian Lance Taylor <iant@google.com>
9138 * version.cc (version_string): Bump to 1.8.
9140 2008-12-23 Cary Coutant <ccoutant@google.com>
9142 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9143 * plugin.cc (Plugin_manager::finish): Rename as
9144 layout_deferred_objects. Move cleanup to separate function.
9145 (Plugin_manager::cleanup): New function.
9146 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9148 * plugin.h (Plugin_manager::finish): Rename as
9149 layout_deferred_objects.
9150 (Plugin_manager::cleanup): New function.
9151 (Plugin_manager::cleanup_done): New field.
9153 2008-12-23 Cary Coutant <ccoutant@google.com>
9155 * plugin.cc (is_visible_from_outside): New function.
9156 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9157 so we don't return "IR only" status for exported symbols or -r links.
9159 * testsuite/Makefile.am (plugin_test_3): New test case.
9160 * testsuite/Makefile.in: Regenerate.
9161 * testsuite/plugin_test_3.sh: New file.
9163 2008-12-22 Cary Coutant <ccoutant@google.com>
9165 * object.cc (Sized_relobj::layout_section): New function.
9166 (Sized_relobj::do_layout): Defer layout of input sections until after
9167 plugin has provided replacement files.
9168 (Sized_relobj::do_layout_deferred_sections): New function.
9169 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9170 (Relobj::layout_deferred_sections): New function.
9171 (Relobj::do_layout_deferred_sections): New function.
9172 (Sized_relobj::do_layout_deferred_sections): New function.
9173 (Sized_relobj::layout_section): New function.
9174 (Sized_relobj::Deferred_layout): New structure.
9175 (Sized_relobj::deferred_layout_): New field.
9176 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9177 Change all callers. Layout deferred sections.
9178 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9180 (Plugin_hook::run): Move code from do_plugin_hook inline.
9181 (Plugin_hook::do_plugin_hook): Remove.
9182 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9183 (Plugin_manager::finish): Renamed, was cleanup.
9184 (Plugin_manager::should_defer_layout): New function.
9185 (Plugin_manager::add_deferred_layout_object): New function.
9186 (Plugin_manager::Deferred_layout_list): New type.
9187 (Plugin_manager::deferred_layout_objects_): New field.
9188 (Plugin_hook::do_plugin_hook): Remove.
9190 2008-12-17 Ian Lance Taylor <iant@google.com>
9192 * options.h (class General_options): Add --no case for
9195 2008-12-16 Cary Coutant <ccoutant@google.com>
9197 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9199 (Plugin_manager::claim_file): Create plugin object even if
9200 plugin did not call the add_symbols callback.
9201 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9202 asking for more symbols than were added.
9203 * testsuite/Makefile.am (plugin_test_1): Add test case with
9205 (empty.syms): New target.
9206 * testsuite/Makefile.in: Regenerate.
9207 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9208 message. Don't call add_symbols if no globals.
9209 (all_symbols_read_hook): Don't provide replacement for empty
9212 2008-12-12 Ian Lance Taylor <iant@google.com>
9214 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9215 r_type == 0 for a local symbol with r_sym == 0.
9216 (scan_relocatable_relocs): Pass r_sym to
9217 local_non_section_strategy.
9218 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9221 * configure.ac: Update test for TLS descriptors: they are
9222 supported as of glibc 2.9.
9223 * configure: Rebuild.
9225 2008-12-11 Ian Lance Taylor <iant@google.com>
9228 * target-reloc.h (Default_scan_relocatable_relocs): For each
9229 function, map r_type == 0 to RELOC_DISCARD.
9231 2008-12-10 Cary Coutant <ccoutant@google.com>
9233 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9234 object to override a kept COMDAT group from a plugin object.
9236 2008-12-09 Ian Lance Taylor <iant@google.com>
9239 * yyscript.y (file_cmd): Handle INPUT.
9241 * testsuite/initpri1.c: Change all declarations to be full
9242 prototypes by adding void, to avoid compiler warnings.
9244 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9246 * options.cc (General_options::parse_plugin_opt): New.
9247 (General_options::add_plugin): The argument now is just the filename.
9248 (General_options::add_plugin_option): New.
9249 * options.h (plugin_opt): New.
9250 (add_plugin): Change argument name.
9251 (add_plugin_option): New.
9252 * plugin.cc (Plugin::load): Don't parse the plugin option.
9253 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9254 (Plugin::add_option): New.
9255 (Plugin::args_): Change type.
9256 (Plugin::filename_): New.
9257 (Plugin_manager::add_plugin_option): New.
9258 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9259 * testsuite/Makefile.in: Regenerate.
9261 2008-12-05 Cary Coutant <ccoutant@google.com>
9263 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9264 Handle --strip-lto-sections option.
9265 * options.h (strip_lto_sections): New option.
9267 2008-12-01 Cary Coutant <ccoutant@google.com>
9269 * plugin.cc (ld_plugin_message): Change format parameter to const.
9270 Fix mismatch between new[] and delete.
9272 2008-11-14 Cary Coutant <ccoutant@google.com>
9274 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9277 2008-11-05 Craig Silverstein <csilvers@google.com>
9279 * options.cc (General_options::parse_dynamic_list): New function.
9280 * options.h (General_options): New flags dynamic_list,
9281 dynamic_list_data, dynamic_list_cpp_new, and
9282 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9283 (General_options::in_dynamic_list): New function.
9284 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9285 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9286 (Lex::can_continue_name): Likewise.
9288 (read_script_file): New parameter script_options.
9289 (read_dynamic_list): New function.
9290 (Script_options::define_dynamic_list): New function.
9291 (dynamic_list_keyword_parsecodes): New variable.
9292 (dynamic_list_keywords): New variable.
9293 * script.h (Script_options::define_dynamic_list): New function
9295 (read_dynamic_list): New function prototype.
9296 * symtab.cc (strprefix): New macro.
9297 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9298 dynamic_list_data, dynamic_list_cpp_new, and
9299 dynamic_list_cpp_typeinfo.
9300 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9301 (dynamic_list_expr): New rule.
9302 (dynamic_list_nodes): Likewise.
9303 (dynamic_list_node): Likewise.
9304 * testsuite/Makefile.am (dynamic_list): New test.
9305 * testsuite/Makefile.in: Regenerated.
9306 * testsuite/dynamic_list.t: New file.
9307 * testsuite/dynamic_list.sh: New file.
9309 2008-11-05 Craig Silverstein <csilvers@google.com>
9311 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9312 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9313 (t11_last): Likewise.
9314 * testsuite/ver_test_6.c (main): Likewise.
9316 2008-10-07 Cary Coutant <ccoutant@google.com>
9318 * options.c (General_options::finalize): Add check for -static and
9320 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9323 2008-10-02 Cary Coutant <ccoutant@google.com>
9325 * plugin.cc (make_sized_plugin_object): Fix conditional
9326 compilation to work when not all targets are enabled.
9328 2008-09-29 Cary Coutant <ccoutant@google.com>
9330 * archive.cc (Archive::get_file_and_offset): Use filename instead
9331 of name to get library path.
9332 (Archive::include_member): Unlock external member of a thin archive.
9334 * testsuite/Makefile.am (TEST_AR): New variable.
9335 (thin_archive_test_1): New test.
9336 (thin_archive_test_2): New test.
9337 * testsuite/Makefile.in: Regenerate.
9338 * testsuite/thin_archive_main.cc: New file.
9339 * testsuite/thin_archive_test_1.cc: New file.
9340 * testsuite/thin_archive_test_2.cc: New file.
9341 * testsuite/thin_archive_test_3.cc: New file.
9342 * testsuite/thin_archive_test_4.cc: New file.
9344 2008-09-29 Cary Coutant <ccoutant@google.com>
9346 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9347 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9349 (Sized_relobj::do_finalize_local_symbols): Likewise.
9350 (Sized_relobj::map_to_kept_section): Likewise.
9351 * object.h (Sized_relobj::invalid_address): New constant.
9352 (Sized_relobj::do_output_section_offset): Check for invalid_address
9354 * output.cc (Output_reloc::local_section_offset): Use constant
9355 invalid_address instead of -1U.
9356 (Output_reloc::get_address): Likewise.
9357 (Output_section::output_address): Change -1U to -1ULL.
9358 * output.h (Output_reloc::invalid_address): New constant.
9359 * reloc.cc (Sized_relobj::write_sections): Use constant
9360 invalid_address instead of -1U.
9361 (Sized_relobj::relocate_sections): Likewise.
9362 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9363 values for merge sections.
9364 * target-reloc.h (relocate_for_relocatable): Use constant
9365 invalid_address instead of -1U.
9367 2008-09-19 Cary Coutant <ccoutant@google.com>
9369 Add plugin functionality for link-time optimization (LTO).
9370 * configure.ac (plugins): Add --enable-plugins option.
9371 * configure: Regenerate.
9372 * config.in: Regenerate.
9373 * Makefile.am (LIBDL): New variable.
9374 (CCFILES): Add plugin.cc.
9375 (HFILES): Add plugin.h.
9376 (ldadd_var): Add LIBDL.
9377 * Makefile.in: Regenerate.
9379 * archive.cc: Include "plugin.h".
9380 (Archive::setup): Don't preread archive symbols when using a plugin.
9381 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9382 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9384 (Archive::include_member): Add symbols from plugin objects.
9385 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9386 * descriptors.cc (Descriptors::open): Check for file descriptors
9387 abandoned by plugins.
9388 (Descriptors::claim_for_plugin): New function.
9389 * descriptors.h (Descriptors::claim_for_plugin): New function.
9390 (Open_descriptor::is_claimed): New field.
9391 (claim_descriptor_for_plugin): New function.
9392 * fileread.cc (File_read::claim_for_plugin): New function.
9393 * fileread.h (File_read::claim_for_plugin): New function.
9394 (File_read::descriptor): New function.
9395 * gold.cc: Include "plugin.h".
9396 (queue_initial_tasks): Add task to call plugin hooks for generating
9398 * main.cc: Include "plugin.h".
9399 (main): Load plugin libraries.
9400 * object.h (Pluginobj): Declare.
9401 (Object::pluginobj): New function.
9402 (Object::do_pluginobj): New function.
9403 (Object::set_target): New function.
9404 * options.cc: Include "plugin.h".
9405 (General_options::parse_plugin): New function.
9406 (General_options::General_options): Initialize plugins_ field.
9407 (General_options::add_plugin): New function.
9408 * options.h (Plugin_manager): Declare.
9409 (General_options): Add --plugin option.
9410 (General_options::has_plugins): New function.
9411 (General_options::plugins): New function.
9412 (General_options::add_plugin): New function.
9413 (General_options::plugins_): New field.
9414 * plugin.cc: New file.
9415 * plugin.h: New file.
9416 * readsyms.cc: Include "plugin.h".
9417 (Read_symbols::do_read_symbols): Check for archive before checking
9418 for ELF file. Call plugin hooks to claim files.
9419 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9420 from a real object file; force override when processing replacement
9422 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9423 (Symbol::init_base_object): Likewise.
9424 (Symbol::init_base_output_data): Likewise.
9425 (Symbol::init_base_output_segment): Likewise.
9426 (Symbol::init_base_constant): Likewise.
9427 (Symbol::init_base_undefined): Likewise.
9428 (Symbol::output_section): Assert that object is not a plugin.
9429 (Symbol_table::add_from_pluginobj): New function.
9430 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9432 (Symbol_table::sized_write_globals): Likewise.
9433 (Symbol_table::add_from_pluginobj): Instantiate template.
9434 * symtab.h (Sized_pluginobj): Declare.
9435 (Symbol::in_real_elf): New function.
9436 (Symbol::set_in_real_elf): New function.
9437 (Symbol::in_real_elf_): New field.
9438 (Symbol_table::add_from_pluginobj): New function.
9440 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9441 (LIBDL): New variable.
9443 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9444 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9445 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9446 (MOSTLYCLEANFILES): Likewise.
9447 * testsuite/Makefile.in: Regenerate.
9448 * testsuite/plugin_test.c: New file.
9449 * testsuite/plugin_test_1.sh: New file.
9450 * testsuite/plugin_test_2.sh: New file.
9452 2008-09-16 Ian Lance Taylor <iant@google.com>
9454 * target-reloc.h (relocate_section): Check whether a symbol is
9455 defined by the ABI before reporting an undefined symbol error.
9456 * target.h (Target::is_defined_by_abi): Make parameter const.
9457 (Target::do_is_defined_by_abi): Likewise.
9458 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9459 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9460 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9461 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9462 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9463 * testsuite/Makefile.in: Rebuild.
9465 * fileread.cc (make_view): Add casts to avoid warning.
9467 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9469 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9470 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9472 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9474 * options.h (General_options::output_is_executable): New.
9475 (General_options::output_is_pie): New.
9476 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9477 for shared libraries.
9478 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9480 2008-09-11 Chris Demetriou <cgd@google.com>
9482 * options.h (origin): New -z option.
9483 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9484 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9487 2008-09-05 Cary Coutant <ccoutant@google.com>
9489 * fileread.cc (File_read::make_view): Add check for attempt to map
9492 2008-09-05 Cary Coutant <ccoutant@google.com>
9494 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9495 explicit instantiations.
9497 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9500 * options.cc (General_options::finalize): Allow undefined symbols
9501 in shlibs if linking -shared.
9504 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9505 symbols as not needing a dynsym entry.
9507 2008-08-20 Craig Silverstein <csilvers@google.com>
9509 * fileread.cc (File_read::open): Do not lock the file unless it
9510 was successfully opened.
9512 2008-08-14 Cary Coutant <ccoutant@google.com>
9514 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9515 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9516 * testsuite/tls_test.cc (struct int128): 128-bit struct
9517 for testing TLS relocs with non-zero addend.
9518 (v12): New TLS variable.
9520 (t_last): Add check for v12.
9521 * testsuite/tls_test.h (t12): New function.
9522 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9524 2008-08-13 Ian Lance Taylor <iant@google.com>
9526 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9527 set tls_segment_ or relro_segment_.
9528 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9530 * output.h (Output_section::clear_is_relro): New function.
9531 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9532 sections specially even when output_data_ is empty.
9533 (Output_segment::maximum_alignment): When first section is relro,
9534 only force alignment for PT_LOAD segments.
9535 * script.cc (script_data_segment_align): New function.
9536 (script_data_segment_relro_end): New function.
9537 * script-c.h (script_data_segment_align): Declare.
9538 (script_data_segment_relro_end): Declare.
9539 * script-sections.h (class Script_sections): Declare
9540 data_segment_align and data_segment_relro_end. Add fields
9541 segment_align_index_ and saw_relro_end_.
9542 * script-sections.cc (class Sections_element): Add set_is_relro
9543 virtual function. Add new bool* parameter to place_orphan_here.
9544 Add get_output_section virtual function.
9545 (class Output_section_definition): Add set_is_relro. Add new
9546 bool* parameter to place_orphan_here. Add get_output_section.
9547 Add is_relro_ field.
9548 (Output_section_definition::Output_section_definition): Initialize
9549 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9550 and is_relro_ fields.
9551 (Output_section_definition::place_orphan_here): Add is_relro
9553 (Output_section_definition::set_section_addresses): Set relro for
9555 (Output_section_definition::alternate_constraint): Likewise.
9556 (class Orphan_output_section): Add new bool* parameter to
9557 place_orphan_here. Add get_output_section.
9558 (Orphan_output_section::place_orphan_here): Add is_relro
9560 (Script_sections::Script_sections): Initialize
9561 data_segment_align_index_ and saw_relro_end_.
9562 (Script_sections::data_segment_align): New function.
9563 (Script_sections::data_segment_relro_end): New function.
9564 (Script_sections::place_orphan): Set or clear is_relro.
9565 (Script_sections::set_section_addresses): Force alignment of first
9567 * yyscript.y (exp): Call script_data_segment_align and
9568 script_data_segment_relro_end.
9569 * testsuite/relro_script_test.t: New file.
9570 * testsuite/relro_test.cc (using_script): Declare.
9571 (t1, t2): Test using_script.
9572 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9573 (relro_script_test_SOURCES): Define.
9574 (relro_script_test_DEPENDENCIES): Define.
9575 (relro_script_test_LDFLAGS): Define.
9576 (relro_script_test_LDADD): Define.
9577 (relro_script_test.so): New target.
9578 * testsuite/Makefile.in: Rebuild.
9580 2008-08-06 Cary Coutant <ccoutant@google.com>
9582 * archive.cc (Archive::total_archives, Archive::total_members)
9583 (Archive::total_members_loaded): New variables.
9584 (Archive::setup): Add parameter. Add option to preread
9586 (Archive::read_armap): Add counter.
9587 (Archive::get_file_and_offset): New function.
9588 (Archive::get_elf_object_for_member): New function.
9589 (Archive::read_all_symbols): New function.
9590 (Archive::read_symbols): New function.
9591 (Archive::add_symbols): Add counters.
9592 (Archive::include_all_members): Use armap to find members if it's
9594 (Archive::include_member): Skip reading symbols if already read.
9595 Factored code into Archive::get_file_and_offset and
9596 Archive::get_elf_object_for_member. Changed call to
9597 Mapfile::report_include_archive_member.
9598 (Archive::print_stats): New function.
9599 * archive.h: Declare Object and Read_symbols_data classes.
9600 (Archive::Archive): Add initializers for new members.
9601 (Archive::setup): Add parameter.
9602 (Archive::print_stats): New function.
9603 (Archive::total_archives, Archive::total_members)
9604 (Archive::total_members_loaded): New variables.
9605 (Archive::get_file_and_offset): New function.
9606 (Archive::get_elf_object_for_member): New function.
9607 (Archive::read_all_symbols): New function.
9608 (Archive::read_symbols): New function.
9609 (Archive::Archive_member): New class.
9610 (Archive::members_): New member.
9611 (Archive::num_members_): New member.
9612 * main.cc: Include archive.h.
9613 (main): Call Archive::print_stats.
9614 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9615 archive parameter; member_name is now the fully-decorated name.
9616 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9617 * options.h: (General_options): Add --preread-archive-symbols option.
9618 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9621 2008-08-04 Ian Lance Taylor <iant@google.com>
9623 * symtab.h (Symbol::use_plt_offset): New function.
9624 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9625 * powerpc.cc (Relocate::relocate): Likewise.
9626 * sparc.cc (Relocate::relocate): Likewise.
9627 * x86_64.cc (Relocate::relocate): Likewise.
9628 * testsuite/weak_plt.sh: New test.
9629 * testsuite/weak_plt_main.cc: New test.
9630 * testsuite/weak_plt_shared.cc: New test.
9631 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9632 (check_PROGRAMS): Add weak_plt.
9633 (check_DATA): Add weak_plt_shared.so.
9634 (weak_plt_main_pic.o, weak_plt): New targets.
9635 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9636 * testsuite/Makefile.in: Rebuild.
9638 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9640 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9641 * testsuite/Makefile.in: Rebuild.
9643 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9645 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9646 * Makefile.in: Regenerate.
9647 * po/POTFILES.in: Regenerate.
9649 2008-07-29 Ian Lance Taylor <iant@google.com>
9651 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9652 symbols before other symbols.
9653 * testsuite/script_test_2.cc (test_addr): Declare.
9654 (test_addr_alias): Declare.
9655 (main): Check that test_addr and test_addr_alias have the right
9657 * testsuite/script_test_2.t: Define test_addr_alias and
9660 2008-07-24 Ian Lance Taylor <iant@google.com>
9663 * descriptors.cc: New file.
9664 * descriptors.h: New file.
9665 * gold-threads.h (class Hold_optional_lock): New class.
9666 * fileread.cc: Include "descriptors.h".
9667 (File_read::~File_read): Release descriptor rather than closing
9669 (File_read::open) [file]: Call open_descriptor rather than open.
9670 Set is_descriptor_opened_.
9671 (File_read::open) [memory]: Assert that descriptor is not open.
9672 (File_read::reopen_descriptor): New function.
9673 (File_read::release): Release descriptor.
9674 (File_read::do_read): Make non-const. Reopen descriptor.
9675 (File_read::read): Make non-const.
9676 (File_read::make_view): Reopen descriptor.
9677 (File_read::do_readv): Likewise.
9678 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9679 Update declarations.
9680 * layout.cc: Include "descriptors.h".
9681 (Layout::create_build_id): Use open_descriptor rather than open.
9682 * output.cc: Include "descriptors.h".
9683 (Output_file::open): Use open_descriptor rather than open.
9684 * archive.cc (Archive::const_iterator): Change Archive to be
9686 (Archive::begin, Archive::end): Make non-const.
9687 (Archive::count_members): Likewise.
9688 * archive.h (class Archive): Update declarations.
9689 * object.h (Object::read): Make non-const.
9690 * Makefile.am (CCFILES): Add descriptors.cc.
9691 (HFILES): Add descriptors.h.
9692 * Makefile.in: Rebuild.
9695 * gold.h: Always include <clocale>. Add Solaris workarounds
9696 following code in binutils/sysdep.h.
9699 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9700 this->eh_frame_hdr_ is NULL before using it.
9702 * dynobj.cc (Versions::Versions): Update comment.
9704 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9705 the base version name.
9707 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9708 array size plus one.
9709 (Stringpool_template::set_string_offsets): Subtract one from key
9710 before using it as an array index.
9711 (Stringpool_template::get_offset_with_length): Likewise.
9712 (Stringpool_template::write_to_buffer): Likewise.
9713 * stringpool.h (Stringpool_template::get_offset_from_key):
9716 2008-07-23 Ian Lance Taylor <iant@google.com>
9719 * object.h (Merged_symbol_value::value): Do our best to handle a
9723 * script.cc (Version_script_info::get_versions): Don't add empty
9724 version tag to return value.
9725 (Version_script_info::get_symbol_version_helper): Change return
9726 type to bool. Add pversion parameter. Change all callers.
9727 (script_register_vers_node): Don't require a non-NULL tag.
9728 * script.h (class Version_script_info): Update declarations.
9729 (Version_script_info::get_symbol_version): Change return type to
9730 bool. Add version parameter. Change all callers.
9731 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9732 handling. Handle an empty version from a version script.
9733 (Symbol_table::define_special_symbol): Likewise.
9734 * testsuite/ver_test_10.script: New file.
9735 * testsuite/ver_test_10.sh: New file.
9736 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9737 (check_DATA): Add ver_test_10.syms.
9738 (ver_test_10.syms, ver_test_10.so): New target.
9739 * testsuite/Makefile.in: Rebuild.
9741 2008-07-23 Simon Baldwin <simonb@google.com>
9743 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9744 to zero for undefined symbols from dynamic libraries.
9746 2008-07-23 Ian Lance Taylor <iant@google.com>
9748 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9750 * symtab.h (class Symbol_table): Update declaration.
9751 * testsuite/ver_test_9.cc: New file.
9752 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9753 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9754 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9755 (ver_test_9.so, ver_test_9.o): New targets.
9756 * testsuite/Makefile.in: Rebuild.
9758 2008-07-22 Ian Lance Taylor <iant@google.com>
9760 * options.h (class General_options): Define --check-sections.
9761 * layout.cc (Layout::set_segment_offsets): Handle
9764 * options.h (class General_options): Define -n/--nmagic and
9766 * options.cc (General_options::finalize): For -n/--nmagic or
9767 -N/--omagic, set -static.
9768 * layout.cc (Layout::attach_allocated_section_to_segment): If
9769 -N/--omagic, don't put read-only and read-write sections in
9771 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9772 finding a read-only segment.
9773 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9774 don't set the minimum segment alignment to the common page size,
9775 and don't set the file offset to the address modulo the page size.
9776 * script-sections.cc (Script_sections::create_segments): If
9777 -n/--omagic, don't put read-only and read-write sections in
9780 * cref.cc: New file.
9782 * options.h (class General_options): Add --print-symbol-counts.
9783 * main.cc (main): Issue defined symbol report if requested.
9784 * archive.cc (Archive::interpret_header): Make into a const member
9786 (Archive::add_symbols): Call Input_objects::archive_start and
9788 (Archive::const_iterator): Define new class.
9789 (Archive::begin, Archive::end): New functions.
9790 (Archive::include_all_members): Rewrite to use iterator.
9791 (Archive::count_members): New function.
9792 * archive.h (class Archive): Update declarations.
9793 (Archive::filename): New function.
9794 * object.cc: Include "cref.h".
9795 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9796 (Sized_relobj::do_get_global_symbol_counts): New function.
9797 (Input_objects::add_object): Add object to cross-referencer.
9798 (Input_objects::archive_start): New function.
9799 (Input_objects::archive_stop): New function.
9800 (Input_objects::print_symbol_counts): New function.
9801 * object.h: Declare Cref and Archive.
9802 (Object::get_global_symbol_counts): New function.
9803 (Object::do_get_global_symbol_counts): New pure virtual function.
9804 (class Sized_relobj): Add defined_count_ field. Update
9806 (class Input_objects): Add cref_ field. Update constructor.
9807 Update declarations.
9808 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9810 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9812 (Sized_dynobj::do_get_global_symbol_counts): New function.
9813 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9814 defined_count_. Update declarations. Define Symbols typedef.
9815 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9816 parameter. Change all callers.
9817 (Symbol_table::add_from_dynobj): Add sympointers and defined
9818 parameters. Change all callers.
9819 * symtab.h (class Symbol_table): Update declarations.
9820 * Makefile.am (CCFILES): Add cref.cc.
9821 (HFILES): Add cref.h.
9822 * Makefile.in: Rebuild.
9824 2008-07-22 Simon Baldwin <simonb@google.com>
9826 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9827 to zero when writing undefined symbols.
9829 2008-07-22 Ian Lance Taylor <iant@google.com>
9831 * output.cc (Output_section::add_input_section): Don't try to
9832 merge empty merge sections.
9834 2008-07-21 Craig Silverstein <csilvers@google.com>
9836 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9837 Include symbol version in error message.
9839 2008-07-20 Chris Demetriou <cgd@google.com>
9841 * configure.ac (gold_cv_c_random_seed): New configured variable.
9842 (RANDOM_SEED_CFLAGS): New substituted variable.
9843 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9844 * configure: Rebuild.
9845 * Makefile.in: Likewise.
9846 * testsuite/Makefile.in: Likewise.
9848 2008-07-18 Ian Lance Taylor <iant@google.com>
9850 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9851 where we see NAME/NULL and NAME/VERSION as separate symbols.
9852 * testsuite/ver_test_main.cc (main): Call t4.
9853 (t4, t4_2a): Define.
9854 * testsuite/ver_test_2.cc (t4_2): Define.
9855 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9856 * testsuite/ver_test_4.cc (t4_2a): Define.
9857 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9858 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9860 2008-07-17 Ian Lance Taylor <iant@google.com>
9862 * dynobj.cc (Versions::add_def): If we give an error about a
9863 missing version, go ahead and create the version anyhow.
9865 2008-07-10 Ian Lance Taylor <iant@google.com>
9867 Handle output sections with more than 0x7fffffff bytes.
9868 * object.h (class Relobj): Change map_to_output_ to
9869 output_sections_, and just keep a section pointer. Change all
9870 uses. Move comdat group support to Sized_relobj.
9871 (Relobj::is_section_specially_mapped): Remove.
9872 (Relobj::output_section): Remove poff parameter. Change all
9874 (Relobj::output_section_offset): New function.
9875 (Relobj::set_section_offset): Rewrite.
9876 (Relobj::map_to_output): Remove.
9877 (Relobj::output_sections): New function.
9878 (Relobj::do_output_section_offset): New pure virtual function.
9879 (Relobj::do_set_section_offset): Likewise.
9880 (class Sized_relobj): Add section_offsets_ field. Add comdat
9881 group support from Relobj. Update declarations.
9882 (Sized_relobj::get_output_section_offset): New function.
9883 (Sized_relobj::do_output_section_offset): New function.
9884 (Sized_relobj::do_set_section_offset): New function.
9885 * object.cc (Relobj::output_section_address): Remove.
9886 (Sized_relobj::Sized_relobj): Initialize new fields.
9887 (Sized_relobj::include_section_group): Cast find_kept_object to
9889 (Sized_relobj::include_linkonce_section): Likewise.
9890 (Sized_relobj::do_layout): Use separate arrays for output section
9892 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9894 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9895 output_sections and section_offsets.
9896 (Sized_relobj::write_local_symbols): Likewise.
9897 (map_to_kept_section): Compute output address directly.
9898 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9899 output_sections and section_offsets.
9900 (Sized_relobj::write_sections): Likewise.
9901 (Sized_relobj::relocate_sections): Likewise.
9902 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9903 * output.h (class Output_reloc): Update declarations. Change
9904 u2_.relobj to Sized_relobj*.
9905 (class Output_data_reloc): Change add functions to use
9907 * output.cc (Output_reloc::Output_reloc): Change relobj to
9909 (Output_reloc::local_section_offset): Change return type to
9910 Elf_Addr. Use get_output_section_offset.
9911 (Output_reloc::get_address): Likewise.
9912 (Output_section::is_input_address_mapped): Don't call
9913 is_section_specially_mapped.
9914 (Output_section::output_offset): Likewise.
9915 (Output_section::output_address): Likewise.
9916 (Output_section::starting_output_address): Likewise.
9917 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9918 parameter to Sized_relobj*.
9919 (Copy_relocs::need_copy_reloc): Likewise.
9920 (Copy_relocs::save): Likewise.
9921 * copy-relocs.h (class Copy_relocs): Update declarations.
9922 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9923 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9924 * target-reloc.h (relocate_for_relocatable): Change
9925 offset_in_output_section type to Elf_Addr. Change code that uses
9927 * layout.cc (Layout::layout): Always set *off.
9928 * mapfile.cc (Mapfile::print_input_section): Use
9929 output_section_offset.
9930 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9932 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9933 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9934 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9936 2008-07-03 Ian Lance Taylor <iant@google.com>
9938 * layout.cc (Layout::include_section): Do not discard unrecognized
9939 SHT_STRTAB sections.
9941 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9943 * script.cc (Lex::can_continue_name): Make '?' allowable in
9944 version-script names.
9945 * testsuite/version_script.map: Change glob pattern to use '?'
9947 2008-06-30 Manish Singh <yosh@gimp.org>
9950 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9953 2008-06-30 Ian Lance Taylor <iant@google.com>
9957 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9958 versions]: Don't try to read the value in the contents, since we
9959 don't use it. Use the template endianness when writing.
9961 2008-06-25 Cary Coutant <ccoutant@google.com>
9963 * fileread.cc (File_read::make_view): Assert on zero-length view.
9964 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9965 symbol table when there are no symbols to read.
9967 2008-06-23 Craig Silverstein <csilvers@google.com>
9969 * version.cc (version_string): Bump to 1.7
9971 2008-06-18 Craig Silverstein <csilvers@google.com>
9973 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9974 constant 0xFFFF to type Valtype.
9975 (Powerpc_relocate_functions::rel16_ha): Likewise.
9977 2008-06-17 Ian Lance Taylor <iant@google.com>
9979 * output.h (Output_section::Input_section): Initialize p2align_ to
9980 zero for Output_section_data constructors.
9981 (Output_section::Input_section::addralign): If not an input
9982 section, return the alignment of the Output_section_data.
9983 * testsuite/copy_test.cc: New file.
9984 * testsuite/copy_test_1.cc: New file.
9985 * testsuite/copy_test_2.cc: New file.
9986 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9987 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9988 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9989 (copy_test_1_pic.o, copy_test_1.so): New targets.
9990 (copy_test_2_pic.o, copy_test_2.so): New targets.
9991 * testsuite/Makefile.in: Rebuild.
9993 * script-sections.cc (Script_sections::place_orphan): Initialize
9994 local variable exact.
9996 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9998 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10000 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10001 David S. Miller <davem@davemloft.net>
10003 * powerpc.cc: New file.
10004 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10005 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10006 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10007 * Makefile.in: Rebuild.
10009 2008-06-09 Ian Lance Taylor <iant@google.com>
10011 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10013 (throwing, orig_terminate): New static variables.
10014 (terminate_handler): New static function.
10015 (t2): Set terminate handler.
10017 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10020 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10023 2008-05-30 Cary Coutant <ccoutant@google.com>
10025 * archive.cc (Archive::include_all_members) Correct to step
10026 over symbol table and extended name table in thin archives.
10028 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10031 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10034 2008-05-28 Caleb Howe <cshowe@google.com>
10036 * reduced_debug_output.cc: New file.
10037 * reduced_debug_output.h: New file.
10038 * options.h (class General_options): Add --strip-debug-non-line.
10039 * options.cc (General_options::finalize): Add strip_debug_non_line
10040 to the strip heirarchy.
10041 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10043 * layout.cc: Include "reduced_debug_output.h".
10044 (Layout::Layout): Initialize new fields.
10045 (line_only_debug_sections): New static array.
10046 (is_lines_only_debug_sections): New static inline function.
10047 (Layout::include_section): Handle --strip-debug-non-line.
10048 (Layout::make_output_section): If --strip-debug-non-line, build
10049 new output sections for .debug_abbrev and .debug_info.
10050 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10051 gold. Warn about possible overflow.
10052 (read_signed_LEB_128): Likewise.
10053 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10054 (read_signed_LEB_128): Declare.
10055 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10056 (HFILES): Add reduced_debug_output.h.
10057 * Makefile.in: Rebuild.
10059 2008-05-21 Ian Lance Taylor <iant@google.com>
10061 * mapfile.cc: New file.
10062 * mapfile.h: New file.
10063 * options.h (class General_options): Add -M/--print-map and -Map.
10064 * options.cc (General_options::finalize): Make -M equivalent to
10066 * main.cc: Include <cstdio> and "mapfile.h".
10067 (main): Open mapfile if requested.
10068 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10069 constructor. Change caller.
10070 (queue_initial_tasks): Add mapfile parameter. Change caller.
10071 (queue_middle_tasks): Likewise.
10072 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10074 * archive.cc: Include "mapfile.h".
10075 (Archive::add_symbols): Add mapfile parameter. Change all
10076 callers. Pass mapfile, symbol, and reason to include_member.
10077 (Archive::include_all_members): Add mapfile parameter. Change all
10079 (Archive::include_member): Add mapfile, sym, and why parameters.
10080 Change all callers. Report inclusion to map file.
10081 * archive.h: Include "fileread.h".
10082 (class Archive): Update declarations.
10083 (Archive::file): New const method.
10084 (class Add_archive_symbols): Add mapfile_ field. Update
10085 constructor. Change all callers.
10086 * readsyms.h (class Read_symbols): Likewise.
10087 (class Finish_group): Likewise.
10088 (class Read_script): Likewise.
10089 * common.cc: Include "mapfile.h".
10090 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10092 (Symbol_table::do_allocate_commons): Likewise.
10093 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10094 symbol allocation to mapfile.
10095 * common.h (class Allocate_commons_task): Add mapfile_ field.
10096 Update constructor. Change all callers.
10097 * symtab.h (class Symbol_table): Update declarations.
10098 * layout.cc: Include "mapfile.h".
10099 (Layout_task_runner::run): Print information to mapfile.
10100 (Layout::create_gold_note): Change Output_data_fixed_space to
10101 Output_data_zero_fill.
10102 (Layout::create_build_id): Likewise.
10103 (Layout::print_to_mapfile): New function.
10104 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10105 constructor. Change caller.
10106 (class Layout): Declare print_to_mapfile.
10107 * output.cc (Output_section::Input_section::print_to_mapfile): New
10109 (Output_section::add_input_section): If producing a map, always
10110 add to input_sections_ list.
10111 (Output_section::do_print_to_mapfile): New function.
10112 (Output_segment::print_sections_to_mapfile): New function.
10113 (Output_segment::print_section_list_to_mapfile): New function.
10114 * output.h: Include "mapfile.h".
10115 (Output_data::print_to_mapfile): New function.
10116 (Output_data::do_print_to_mapfile): New virtual function.
10117 (Output_segment_headers::do_print_to_mapfile): New function.
10118 (Output_file_header::do_print_to_mapfile): New function.
10119 (Output_data_const::do_print_to_mapfile): New function.
10120 (class Output_data_const_buffer): Add map_name_ field. Update
10121 constructor. Change all callers. Add do_print_to_mapfile
10123 (class Output_data_fixed_space): Likewise.
10124 (class Output_data_space): Likewise.
10125 (class Output_data_zero_fill): New class.
10126 (Output_data_strtab::do_print_to_mapfile): New function.
10127 (Output_data_reloc_base::do_print_to_mapfile): New function.
10128 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10129 (Output_data_group::do_print_to_mapfile): New function.
10130 (Output_data_got::do_print_to_mapfile): New function.
10131 (Output_data_dynamic::do_print_to_mapfile): New function.
10132 (Output_symtab_xindex::do_print_to_mapfile): New function.
10133 (class Output_section): Declare do_print_to_mapflie. Declare
10134 print_to_mapfile in Input_section.
10135 (class Output_segment): Declare new functions.
10136 * object.h (Sized_relobj::symbol_count): New function.
10137 * script-sections.cc
10138 (Output_section_element_dot_assignment::set_section_addresses):
10139 Change Output_data_fixed_space to Output_data_zero_fill.
10140 (Output_data_expression::do_print_to_mapfile): New function.
10141 * script.cc (read_input_script): Add mapfile parameter. Change
10143 * script.h (read_input_script): Update declaration.
10144 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10145 (Eh_frame::do_print_to_mapfile): New function.
10146 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10147 (Output_merge_string::do_print_to_mapfile): New function.
10148 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10150 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10152 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10154 * Makefile.am (CCFILES): Add mapfile.cc.
10155 (HFILES): Add mapfile.h.
10156 * Makefile.in: Rebuild.
10158 2008-05-19 Ian Lance Taylor <iant@google.com>
10160 * options.h (class General_options): Add -z relro.
10161 * layout.cc (Layout::Layout): Initialize relro_segment_.
10162 (Layout::add_output_section_data): Return the output section.
10163 (Layout::make_output_section): Rcognize relro sections and mark
10164 them appropriately.
10165 (Layout::attach_allocated_section_to_segment): Put relro sections
10166 in a PT_GNU_RELRO segment.
10167 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10169 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10171 (Layout::linkonce_mapping): Map d.rel.ro.local to
10172 .data.rel.ro.local.
10173 (Layout::output_section_name): Us .data.rel.ro.local for any
10174 section which begins with that.
10175 * layout.h (class Layout): Update add_output_section_data
10176 declaration. Add relro_segment_ field.
10177 * output.cc (Output_section::Output_section): Initialize is_relro_
10178 and is_relro_local_ fields.
10179 (Output_segment::add_output_section): Group relro sections.
10180 (Output_segment::is_first_section_relro): New function.
10181 (Output_segment::maximum_alignment): If there is a relro section,
10182 align the segment to the common page size.
10183 (Output_segment::set_section_addresses): Track whether we are
10184 looking at relro sections. If the last section is a relro
10185 section, align to the common page size.
10186 (Output_segment::set_section_list_addresses): Add in_relro
10187 parameter. Change all callers. Align to the page size when
10188 moving from relro to non-relro section.
10189 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10191 * output.h (class Output_section): Add is_relro_ and
10192 is_relro_local_ fields.
10193 (Output_section::is_relro): New function.
10194 (Output_section::set_is_relro): New function.
10195 (Output_section::is_relro_local): New function.
10196 (Output_section::set_is_relro_local): New function.
10197 (class Output_segment): Update declarations.
10198 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10199 * sparc.cc (Target_sparc::got_section): Likewise.
10200 * x86_64.cc (Target_x86_64::got_section): Likewise.
10201 * testsuite/relro_test_main.cc: New file.
10202 * testsuite/relro_test.cc: New file.
10203 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10204 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10205 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10206 (relro_test.so, relro_test_pic.o): New targets.
10207 * testsuite/Makefile.in: Rebuild.
10209 2008-05-16 Ian Lance Taylor <iant@google.com>
10211 * output.cc (Output_segment::add_output_section): Remove front
10213 * output.h (class Output_segment): Remove
10214 add_initial_output_section and overloaded add_output_section.
10215 Update declaration of remaining add_output_section.
10216 * layout.cc (Layout::create_interp): Call add_output_section
10217 rather than add_initial_output_section.
10218 (Layout::finish_dynamic_section): Likewise.
10220 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10221 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10222 know the dynamic type.
10223 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10224 field. Initialize it in constructor.
10225 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10226 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10227 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10230 * output.cc (Output_reloc::get_address): Change return type to
10232 * output.h (class Output_reloc): Update get_address declaration.
10233 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10234 for section addresses.
10236 2008-05-09 Ian Lance Taylor <iant@google.com>
10239 * gold.cc (gold_nomem): Use return value of write.
10241 2008-05-08 Ian Lance Taylor <iant@google.com>
10243 * symtab.c (Symbol::init_base_output_data): Add version
10244 parameter. Change all callers.
10245 (Symbol::init_base_output_segment): Likewise.
10246 (Symbol::init_base_constant): Likewise.
10247 (Symbol::init_base_undefined): Likewise.
10248 (Sized_symbol::init_output_data): Likewise.
10249 (Sized_symbol::init_output_segment): Likewise.
10250 (Sized_symbol::init_constant): Likewise.
10251 (Sized_symbol::init_undefined): Likewise.
10252 (Symbol_table::do_define_in_output_data): If the new symbol has a
10253 version, mark it as the default.
10254 (Symbol_table::do_define_in_output_segment): Likewise.
10255 (Symbol_table::do_define_as_constant): Likewise.
10256 * symtab.h (class Symbol): Update declarations.
10257 (class Sized_symbol): Likewise.
10258 * resolve.cc (Symbol::override_version): New function.
10259 (Symbol::override_base): Call override_version.
10260 (Symbol::override_base_with_special): Likewise.
10261 * testsuite/ver_script_8.script: New file.
10262 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10263 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10264 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10265 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10267 2008-05-06 Ian Lance Taylor <iant@google.com>
10270 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10272 (class General_options): Remove existing --undefined, and add
10273 --no-undefined instead. Add new --undefined as synonym for -u.
10274 * archive.cc (Archive::add_symbols): Check whether symbol was
10276 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10277 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10278 all uses. Add IS_UNDEFINED. Update declarations to split
10279 different versions of init_base. Declare init_base_undefined.
10280 (Symbol::is_defined): Handle IS_UNDEFINED.
10281 (Symbol::is_undefined): Likewise.
10282 (Symbol::is_weak_undefined): Call is_undefined.
10283 (Symbol::is_absolute): Handle IS_CONSTANT.
10284 (class Sized_symbol): Update declarations to split different
10285 versions of init. Declare init_undefined.
10286 (class Symbol_table): Declare new functions.
10287 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10288 Change all callers.
10289 (Symbol::init_base_output_data): Likewise.
10290 (Symbol::init_base_output_segment): Likewise.
10291 (Symbol::init_base_constant): Likewise.
10292 (Symbol::init_base_undefined): New function.
10293 (Sized_symbol::init_object): Rename from init. Change all
10295 (Sized_symbol::init_output_data): Likewise.
10296 (Sized_symbol::init_output_segment): Likewise.
10297 (Sized_symbol::init_constant): Likewise.
10298 (Sized_symbol::init_undefined): New function.
10299 (Symbol_table::add_undefined_symbols_from_command_line): New
10301 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10303 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10304 (Symbol::output_section): Likewise.
10305 (Symbol::set_output_section): Likewise.
10306 (Symbol_table::sized_finalize_symbol): Likewise.
10307 (Symbol_table::sized_write_globals): Likewise.
10308 * resolve.cc (Symbol_table::should_override): Likewise.
10309 (Symbol::override_base_with_special): Likewise.
10311 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10312 symbol, change it to have default visibility.
10313 * testsuite/protected_1.cc: New file.
10314 * testsuite/protected_2.cc: New file.
10315 * testsuite/protected_3.cc: New file.
10316 * testsuite/protected_main_1.cc: New file.
10317 * testsuite/protected_main_2.cc: New file.
10318 * testsuite/protected_main_3.cc: New file.
10319 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10320 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10321 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10322 (protected_1.so): New target.
10323 (protected_1_pic.o, protected_2_pic.o): New targets.
10324 (protected_3_pic.o): New target.
10325 (check_PROGRAMS): Add protected_2.
10326 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10327 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10328 * testsuite/Makefile.in: Rebuild.
10330 * options.h (DEFINE_var): Add set_user_set_##varname__.
10331 (DEFINE_bool_alias): New macro.
10332 (class General_options): Define -Bstatic using DEFINE_bool_alias
10333 rather than DEFINE_special. Add --undefined as an alias for -z
10335 * options.cc (General_options::parse_Bstatic): Remove.
10337 * options.h (class General_options): Add --fatal-warnings.
10338 * main.cc (main): Implement --fatal-warnings.
10339 * errors.h (Errors::warning_count): New function.
10341 * options.h (class General_options): Add -Bsymbolic-functions.
10342 * symtab.h (Symbol::is_preemptible): Check for
10343 -Bsymbolic-functions.
10345 2008-05-05 Ian Lance Taylor <iant@google.com>
10347 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10348 as noVARNAME rather than no-VARNAME.
10349 (class General_options): Add option -z combreloc.
10350 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10352 (Output_reloc::sort_before) [SHT_REL]: New function.
10353 (Output_reloc::sort_before) [SHT_RELA]: New function.
10354 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10355 Sort_relocs_comparison.
10356 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10357 parameter. Change all callers.
10358 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10359 sort_relocs parameter. Change all callers.
10360 * output.cc (Output_reloc::get_address): New function, broken out
10362 (Output_reloc::write_rel): Call it.
10363 (Output_reloc::compare): New function.
10364 (Output_data_reloc_base::do_write): Optionally sort relocs.
10366 * configure.ac: If targ_extra_obj is set, link it in.
10367 * configure.tgt: Initialize all variables.
10368 (x86_64*): Set targ_extra_obj and targ_extra_size.
10369 * configure: Rebuild.
10371 * object.cc (Sized_relobj::include_section_group): Adjust section
10372 indexes read from group data. Build vector to pass to
10374 * layout.cc (Layout::layout_group): Add flags and shndxes
10375 parameters. Remove contents parameter. Change caller. Update
10376 explicit instantiations.
10377 * layout.h (class Layout): Update layout_group declaration.
10378 * output.cc (Output_data_group::Output_data_group): Add flags and
10379 input_shndxes parameters. Remove contents parameter. Change
10381 (Output_data_group::do_write): Change input_sections_ to
10383 * output.h (class Output_data_group): Update constructor
10384 declaration. Rename input_sections_ to input_shndxes_.
10385 * testsuite/many_sections_test.cc: Add template.
10387 2008-04-30 Cary Coutant <ccoutant@google.com>
10389 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10391 * layout.cc (Layout::include_section): Refactored check for debug
10393 (Layout::add_comdat): Add new parameters. Change type
10394 of signature parameter. Add object and shndx to signatures table.
10395 (Layout::find_kept_object): New function.
10396 * layout.h: Include <cstring>.
10397 (Layout::is_debug_info_section): New function.
10398 (Layout::add_comdat): Add new parameters.
10399 (Layout::find_kept_object): New function.
10400 (Layout::Kept_section): New struct.
10401 (Layout::Signatures): Change type of map range.
10402 * object.cc (Relobj::output_section_address): New function.
10403 (Sized_relobj::include_section_group): Add new parameters. Change
10404 calls to Layout::add_comdat. Change to build table of kept comdat
10405 groups and table mapping discarded sections to kept sections.
10406 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10407 (Sized_relobj::do_layout): Change calls to include_section_group and
10408 include_linkonce_section.
10409 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10410 value to zero when section is discarded.
10411 (Sized_relobj::map_to_kept_section): New function.
10412 * object.h (Relobj::output_section_address): New function.
10413 (Relobj::Comdat_group): New type.
10414 (Relobj::find_comdat_group): New function.
10415 (Relobj::Comdat_group_table): New type.
10416 (Relobj::Kept_comdat_section): New type.
10417 (Relobj::Kept_comdat_section_table): New type.
10418 (Relobj::add_comdat_group): New function.
10419 (Relobj::set_kept_comdat_section): New function.
10420 (Relobj::get_kept_comdat_section): New function.
10421 (Relobj::comdat_groups_): New field.
10422 (Relobj::kept_comdat_sections_): New field.
10423 (Symbol_value::input_value): Update comment.
10424 (Sized_relobj::map_to_kept_section) New function.
10425 (Sized_relobj::include_linkonce_section): Add new parameter.
10426 * target-reloc.h (Comdat_behavior): New type.
10427 (get_comdat_behavior): New function.
10428 (relocate_section): Add code to map a discarded section to the
10429 corresponding kept section when applying a relocation.
10431 2008-04-30 Craig Silverstein <csilvers@google.com>
10433 * dwarf_reader.cc (next_generation_count): New static var.
10434 (Addr2line_cache_entry): New struct.
10435 (addr2line_cache): New static var.
10436 (Dwarf_line_info::one_addr2line): Added caching.
10437 (Dwarf_line_info::clear_addr2line_cache): New function.
10438 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10439 cache-size parameter.
10440 (Dwarf_line_info::one_addr2line_cache): New function.
10441 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10442 new cache-size argument to one_addr2line(), and clear cache.
10444 2008-04-28 Cary Coutant <ccoutant@google.com>
10446 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10447 R_386_PC8 relocations.
10449 2008-04-23 Ian Lance Taylor <iant@google.com>
10451 * object.cc (Sized_relobj::include_section_group): Check for
10452 invalid section group.
10454 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10457 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10458 than read for file header.
10459 * archive.cc (Archive::include_member): Likewise.
10461 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10463 * aclocal.m4: Regenerate.
10464 * configure: Regenerate.
10466 2008-04-19 Ian Lance Taylor <iant@google.com>
10468 * version.cc (version_string): Bump to 1.6.
10470 * testsuite/Makefile.am (many_sections_r_test): New target.
10471 (many_sections_r_test_SOURCES): Remove.
10472 (many_sections_r_test_DEPENDENCIES): Remove.
10473 (many_sections_r_test_LDFLAGS): Remove.
10474 (many_sections_r_test_LDADD): Remove.
10476 * object.cc (Sized_relobj::do_add_symbols): Always pass
10477 local_symbol_count_ to add_from_relobj.
10479 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10480 every thousand variables.
10481 * testsuite/Makefile.in: Rebuild.
10483 * object.cc (Xindex::initialize_symtab_xindex): New function.
10484 (Xindex::read_symtab_xindex): New function.
10485 (Xindex::sym_xindex_to_shndx): New function.
10486 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10488 (Sized_relobj::do_initialize_xindex): New function.
10489 (Sized_relobj::do_read_symbols): Adjust section links.
10490 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10491 parameter. Change all callers.
10492 (Sized_relobj::include_section_group): Adjust section links and
10493 symbol section indexes.
10494 (Sized_relobj::do_layout): Adjust section links.
10495 (Sized_relobj::do_count_local_symbols): Adjust section links and
10496 symbol section indexes.
10497 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10498 ordinary and special symbols.
10499 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10500 dynsym_xindex parameters. Change all callers. Adjust section
10501 links. Use SHN_XINDEX when needed.
10502 (Sized_relobj::get_symbol_location_info): Adjust section links.
10503 Don't get fooled by special symbols.
10504 * object.h (class Xindex): Define.
10505 (class Object): Add xindex_ parameter. Declare virtual functoin
10506 do_initialize_xindex.
10507 (Object::adjust_sym_shndx): New function.
10508 (Object::set_xindex): New protected function.
10509 (class Symbol_value): Add is_ordinary_shndx_ field.
10510 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10511 (Symbol_value::value): Assert ordinary section.
10512 (Symbol_value::initialize_input_to_output_map): Likewise.
10513 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10514 Change all callers.
10515 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10517 (class Sized_relobj): Update declarations.
10518 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10519 parameter. Change all callers.
10520 (Sized_relobj::adjust_shndx): New function.
10521 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10523 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10524 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10525 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10526 (Sized_dynobj::read_dynsym_section): Adjust section links.
10527 (Sized_dynobj::read_dynamic): Likewise.
10528 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10530 (Sized_dynobj::do_initialize_xindex): New function.
10531 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10532 do_initialize_xindex.
10533 (Sized_dynobj::adjust_shndx): New function.
10534 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10535 dynsym_xindex_ fields.
10536 (Layout::finalize): Add a call to set_section_indexes before
10537 creating the symtab sections.
10538 (Layout::set_section_indexes): Don't do anything if the section
10539 already has a section index.
10540 (Layout::create_symtab_sections): Add shnum parameter. Change
10541 caller. Create .symtab_shndx section if needed.
10542 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10544 (Layout::allocated_output_section_count): New function.
10545 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10547 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10548 fields. Update declarations.
10549 (Layout::symtab_xindex): New function.
10550 (Layout::dynsym_xindex): New function.
10551 (class Write_symbols_task): Add layout_ field.
10552 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10554 * output.cc (Output_section_headers::Output_section_headers): Add
10555 shstrtab_section parameter. Change all callers.
10556 (Output_section_headers::do_sized_write): Store overflow values
10557 for section count and section string table section index in
10558 section header zero.
10559 (Output_file_header::do_sized_write): Check for overflow of
10560 section count and section string table section index.
10561 (Output_symtab_xindex::do_write): New function.
10562 (Output_symtab_xindex::endian_do_write): New function.
10563 * output.h (class Output_section_headers): Add shstrtab_section_.
10564 Update declarations.
10565 (class Output_symtab_xindex): Define.
10566 (Output_section::has_out_shndx): New function.
10567 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10569 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10570 Change all callers.
10571 (Sized_symbol::init): Likewise.
10572 (Symbol::output_section): Check for ordinary symbol.
10573 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10574 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10576 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10577 Change all callers. Simplify handling of symbols from sections
10578 not included in the link.
10579 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10581 (Weak_alias_sorter::operator()): Assert that symbols are
10583 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10585 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10586 parameters. Change all callers.
10587 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10588 symbol distinction. Use SHN_XINDEX when needed.
10589 (Symbol_table::write_section_symbol): Add symtab_xindex
10590 parameter. Change all callers.
10591 (Symbol_table::sized_write_section_symbol): Likewise. Use
10592 SHN_XINDEX when needed.
10593 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10595 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10596 (Symbol::is_defined): Check is_ordinary.
10597 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10598 (Symbol::is_absolute, Symbol::is_common): Likewise.
10599 (class Sized_symbol): Update declarations.
10600 (class Symbol_table): Update declarations.
10601 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10602 parameters. Change all callers.
10603 (Sized_symbol::override): Likewise.
10604 (Symbol_table::override): Likewise.
10605 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10606 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10607 is_ordinary, and orig_st_shndx parameters. Change all callers.
10608 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10609 to be in an ordinary section.
10610 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10611 object and is_ordinary parameters. Change all callers.
10612 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10613 Change all callers. Don't add undefined or non-ordinary symbols
10615 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10616 Change all callers.
10617 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10619 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10620 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10621 (Sized_relobj::relocate_sections): Likewise.
10622 * target-reloc.h (scan_relocs): Adjust section symbol index.
10623 (scan_relocatable_relocs): Likewise.
10624 * i386.cc (Scan::local): Check for ordinary symbols.
10625 * sparc.cc (Scan::local): Likewise.
10626 * x86_64.cc (Scan::local): Likewise.
10627 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10628 to symbol_section_and_value.
10629 * testsuite/many_sections_test.cc: New file.
10630 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10631 (check_PROGRAMS): Add many_sections_test.
10632 (many_sections_test_SOURCES): Define.
10633 (many_sections_test_DEPENDENCIES): Define.
10634 (many_sections_test_LDFLAGS): Define.
10635 (BUILT_SOURCES): Add many_sections_define.h.
10636 (many_sections_define.h): New target.
10637 (BUILT_SOURCES): Add many_sections_check.h.
10638 (many_sections_check.h): New target.
10639 (check_PROGRAMS): Add many_sections_r_test.
10640 (many_sections_r_test_SOURCES): Define.
10641 (many_sections_r_test_DEPENDENCIES): Define.
10642 (many_sections_r_test_LDFLAGS): Define.
10643 (many_sections_r_test_LDADD): Define.
10644 (many_sections_r_test.o): New target.
10645 * testsuite/Makefile.in: Rebuild.
10647 2008-04-17 Cary Coutant <ccoutant@google.com>
10649 * errors.cc (Errors::info): New function.
10650 (gold_info): New function.
10651 * errors.h (Errors::info): New function.
10652 * gold.h (gold_info): New function.
10653 * object.cc (Input_objects::add_object): Print trace output.
10654 * options.cc (options::parse_set): New function.
10655 (General_options::parse_wrap): Deleted.
10656 (General_options::General_options): Deleted initializer.
10657 * options.h (options::String_set): New typedef.
10658 (options::parse_set): New function.
10659 (DEFINE_set): New macro.
10660 (General_options::wrap): Changed to use DEFINE_set. Changed
10661 callers of any_wrap_symbols and is_wrap_symbol.
10662 (General_options::trace, General_options::trace_symbol):
10664 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10665 (General_options::wrap_symbols_): Deleted.
10666 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10668 2008-04-17 David S. Miller <davem@davemloft.net>
10670 * options.cc (General_options::parse_V): New function.
10671 * options.h: Add entries for -V and -Qy.
10673 2008-04-17 Ian Lance Taylor <iant@google.com>
10675 * common.cc (Symbol_table::allocate_commons): Remove options
10676 parameter. Change caller.
10677 (Symbol_table::do_allocate_commons): Remove options parameter.
10678 Change caller. Just call do_allocate_commons_list twice.
10679 (Symbol_table::do_allocate_commons_list): New function, broken out
10680 of do_allocate_commons.
10681 * common.h (class Allocate_commons_task): Remove options_ field.
10682 Update constructor.
10683 * symtab.cc (Symbol_table::Symbol_table): Initialize
10685 (Symbol_table::add_from_object): Put TLS common symbols on
10687 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10688 which are IN_OUTPUT_DATA.
10689 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10690 allocate_commons and do_allocate_commons declarations. Declare
10691 do_allocate_commons_list.
10692 * gold.cc (queue_middle_tasks): Update creation of
10693 Allocate_commons_task to not pass options.
10694 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10695 (TLS_TEST_C_FLAGS): New variable.
10696 (tls_test_c_pic.o): New target.
10697 (tls_test_shared.so): Link in tls_test_c_pic.o.
10698 (tls_test_c_pic_ie.o): New target.
10699 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10700 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10701 (tls_test_c.o): New target.
10702 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10703 (tls_pic_test_LDADD): Likewise.
10704 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10705 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10706 (tls_test_c_gnu2.o): New target.
10707 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10709 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10710 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10711 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10712 * testsuite/tls_test.cc: Include "config.h".
10713 (t_last): Call t11_last.
10714 * testsuite/tls_test.h (t11, t11_last): Declare.
10715 * testsuite/tls_test_c.c: New file.
10716 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10717 * configure.ac: Check for OpenMP support.
10718 * configure, config.in, Makefile.in: Rebuild.
10719 * testsuite/Makefile.in: Rebuild.
10721 2008-04-16 Cary Coutant <ccoutant@google.com>
10723 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10724 (Target_i386::tls_base_symbol_defined_): New field.
10725 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10726 (Target_i386::Scan::global): Likewise.
10727 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10728 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10729 (Target_x86_64::tls_base_symbol_defined_): New field.
10730 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10731 (Target_x86_64::Scan::global): Likewise.
10733 2008-04-16 Cary Coutant <ccoutant@google.com>
10735 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10736 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10737 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10738 building shared libraries.
10739 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10740 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10741 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10742 * testsuite/Makefile.in: Rebuild.
10743 * testsuite/weak_undef.h: New file.
10744 * testsuite/weak_undef_file1.cc: Add extra test cases.
10745 * testsuite/weak_undef_file2.cc: Likewise.
10746 * testsuite/weak_undef_test.cc: Likewise.
10748 2008-04-16 David S. Miller <davem@davemloft.net>
10750 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10751 Add issued_non_pic_error_ field. Declare check_non_pic.
10752 (Target_sparc::Scan::check_non_pic): New function.
10753 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10754 (Target_sparc::Scan::global): Likewise.
10756 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10757 * configure: Rebuild.
10759 * options.h (DEFINE_enable): New macro.
10760 (new_dtags): New enable option.
10761 (initfirst, interpose, loadfltr, nodefaultlib,
10762 nodelete, nodlopen, nodump): New -z options.
10763 * layout.cc (Layout:finish_dynamic_section): If new
10764 dtags enabled, emit DT_RUNPATH. Also, emit a
10765 DT_FLAGS_1 containing any specified -z flags.
10767 2008-04-16 Ian Lance Taylor <iant@google.com>
10769 * copy-relocs.cc: New file.
10770 * copy-relocs.h: New file.
10771 * reloc.cc: Remove Copy_relocs code.
10772 * reloc.h: Likewise.
10773 * reloc-types.h (struct Reloc_types) [both versions]: Add
10774 get_reloc_addend_noerror.
10775 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10776 variants of add_global which take an addend which must be zero.
10777 * i386.cc: Include "copy-relocs.h".
10778 (class Target_i386): Change type of copy_relocs_ to variable,
10779 update initializer.
10780 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10781 Change all callers.
10782 (Target_i386::do_finalize_sections): Change handling of
10784 * sparc.cc: Include "copy-relocs.h".
10785 (class Target_sparc): Change type of copy_relocs_ to variable,
10786 update initializer.
10787 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10788 Change all callers.
10789 (Target_sparc::do_finalize_sections): Change handling of
10791 * x86_64.cc: Include "copy-relocs.h".
10792 (class Target_x86_64): Change type of copy_relocs_ to variable,
10793 update initializer.
10794 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10795 class. Change all callers.
10796 (Target_x86_64::do_finalize_sections): Change handling of
10798 * Makefile.am (CCFILES): Add copy-relocs.cc.
10799 (HFILES): Add copy-relocs.h.
10801 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10803 * testsuite/script_test_4.sh: Permit leading zeroes.
10805 2008-04-15 Ian Lance Taylor <iant@google.com>
10807 * script-sections.cc (Script_sections::create_segments): Use
10808 header_size_adjustment even when there is enough room for the
10810 * testsuite/script_test_4.sh: New file.
10811 * testsuite/script_test_4.t: New file.
10812 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10813 (check_DATA): Add script_test_4.stdout.
10814 (MOSTLYCLEANFILES): Likewise.
10815 (script_test_4): New target.
10816 (script_test_4.stdout): New target.
10817 * testsuite/Makefile.in: Rebuild.
10819 * sparc.cc: Add definitions for Output_data_plt_sparc class
10822 2008-04-14 David S. Miller <davem@davemloft.net>
10824 * sparc.cc: New file.
10825 * Makefile.am (TARGETSOURCES): Add sparc.cc
10826 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10827 * configure.tgt: Document targ_extra_size and
10828 targ_extra_big_endian. Add entries for sparc-* and
10830 * configure.ac: Handle targ_extra_size and
10831 targ_extra_big_endian.
10832 * Makefile.in: Rebuild.
10833 * configure: Likewise.
10834 * po/POTFILES.in: Likewise.
10835 * po/gold.pot: Likewise.
10837 2008-04-14 Ian Lance Taylor <iant@google.com>
10839 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10840 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10841 in the name/type/flags to section mapping. Don't call
10842 allocate_output_section.
10843 (Layout::choose_output_section): Change parameter from adjust_name
10844 to is_input_section. Don't permit input sections after sections
10845 are attached to segments. Don't call allocate_output_section.
10846 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10847 not write_enable_output_section.
10848 (Layout::make_output_section): Don't push to
10849 unattached_section_list_ nor call attach_to_segment. Call
10850 attach_section_to_segment if sections are attached.
10851 (Layout::attach_sections_to_segments): New function.
10852 (Layout::attach_section_to_segment): New function.
10853 (Layout::attach_allocated_section_to_segment): Rename from
10854 attach_to_segment. Remove flags parameter.
10855 (Layout::allocate_output_section): Remove function.
10856 (Layout::write_enable_output_section): Remove function.
10857 * layout.h (class Layout): Update for above changes. Add new
10858 field sections_are_attached_.
10859 * output.h (Output_section::update_flags_for_input_section): New
10861 * output.cc (Output_section::add_input_section): Call
10862 update_flags_for_input_section.
10863 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10865 2008-04-11 Cary Coutant <ccoutant@google.com>
10867 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10868 thought unnecessary.
10869 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10871 2008-04-11 Ian Lance Taylor <iant@google.com>
10873 * output.h (class Output_section_data): Remove inline definition
10875 * output.cc (Output_section_data::set_addralign): New function.
10877 2008-04-11 Cary Coutant <ccoutant@google.com>
10879 Add support for TLS descriptors for i386 and x86_64.
10880 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10881 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10882 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10884 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10885 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10886 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10888 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10889 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10890 Fix problem with initial-exec relocations.
10891 (Target_i386::Relocate::relocate_tls): Likewise.
10892 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10894 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10895 support for section-plus-offset dynamic table entries.
10896 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10897 (Output_data_dynamic::Dynamic_entry): Add support for
10898 section-plus-offset dynamic table entries.
10899 (Output_data_dynamic::Classification): Likewise.
10900 (Output_data_dynamic::classification_): Renamed offset_.
10901 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10902 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10903 (Target_x86_64::make_plt_section): New function.
10904 (Target_x86_64::reserve_tlsdesc_entries): New function.
10905 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10906 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10907 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10908 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10909 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10910 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10911 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10912 add extra PLT entry for TLS descriptors.
10913 (Output_data_plt_x86_64::got_): New field.
10914 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10915 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10917 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10919 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10920 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10921 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10922 R_386_TLS_DESC_CALL relocations.
10923 (Target_x86_64::Scan::global): Likewise.
10924 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10925 for TLS descriptors.
10926 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10927 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10928 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10929 GD-to-IE relaxation.
10930 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10931 and TLS_DESCRIPTORS.
10932 * Makefile.in: Rebuild.
10933 * configure: Rebuild.
10934 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10935 (tls_test_shared2.so): New target.
10936 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10937 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10938 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10939 (tls_shared_gd_to_ie_test_LDADD): New variable.
10940 (tls_shared_gnu2_gd_to_ie_test): New target.
10941 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10943 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10944 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10945 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10946 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10947 (tls_shared_gnu2_test): New target.
10948 (tls_test_gnu2_shared.so): New target.
10949 (tls_shared_gnu2_test_SOURCES): New variable.
10950 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10951 (tls_shared_gnu2_test_LDFLAGS): New variable.
10952 (tls_shared_gnu2_test_LDADD): New variable.
10953 * testsuite/Makefile.in: Rebuild.
10954 * testsuite/Makefile.
10956 2008-04-11 Ian Lance Taylor <iant@google.com>
10958 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10960 * testsuite/Makefile.in: Rebuild.
10962 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10964 * testsuite/script_test_2.cc (main): Adjust test.
10966 2008-04-11 David S. Miller <davem@davemloft.net>
10967 Ian Lance Taylor <iant@google.com>
10969 * options.h (General_options): Add entries for '-Y' and
10971 * options.cc (General_options:finalize): If -Y was used, add those
10972 entries to the library path instead of the default "/lib" and
10975 2008-04-11 David S. Miller <davem@davemloft.net>
10977 * testsuite/justsyms.t: Start at 0x100.
10978 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10979 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10981 * testsuite/script_test_2.cc: Adjust string and section length
10984 2008-04-09 Ian Lance Taylor <iant@google.com>
10987 * script-sections.cc (Sections_element::allocate_to_segment): Add
10989 (Output_section_definition::allocate_to_segment): Likewise.
10990 (Orphan_output_section::allocate_to_segment): Likewise.
10991 (Script_sections::attach_sections_using_phdrs_clause): Don't
10992 propagate non-PT_LOAD segments to orphan sections.
10993 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10994 readelf rather than objdump.
10995 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10996 .interp section and PT_INTERP segment are the same size.
10997 * testsuite/Makefile.in: Rebuild.
10999 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11000 aliases for symbols defined in the same object.
11001 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11002 (weak_alias_test_SOURCES): New variable.
11003 (weak_alias_test_DEPENDENCIES): New variable.
11004 (weak_alias_test_LDFLAGS): New variable.
11005 (weak_alias_test_LDADD): New variable.
11006 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11007 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11008 (weak_alias_test_3.o): New target.
11009 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11010 * testsuite/weak_alias_test_main.cc: New file.
11011 * testsuite/weak_alias_test_1.cc: New file.
11012 * testsuite/weak_alias_test_2.cc: New file.
11013 * testsuite/weak_alias_test_3.cc: New file.
11015 2008-04-08 Ian Lance Taylor <iant@google.com>
11017 * options.h (class General_options): Add --noinhibit-exec option.
11018 * main.cc (main): Check --noinhibit-exec.
11020 * options.h (class General_options): Define --wrap as a special
11021 option. Add wrap_symbols_ field.
11022 (General_options::any_wrap_symbols): New function.
11023 (General_options::is_wrap_symbol): New function.
11024 * options.cc (General_options::parse_wrap): New function.
11025 (General_options::General_options): Initialize wrap_symbols_.
11026 * symtab.cc (Symbol_table::wrap_symbol): New function.
11027 (Symbol_table::add_from_object): Handle --wrap.
11028 * symtab.h (class Symbol_table): Declare wrap_symbol.
11029 * target.h (Target::wrap_char): New function.
11030 (Target::Target_info): Add wrap_char field.
11031 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11032 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11033 * testsuite/testfile.cc (Target_test::test_target_info):
11036 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11039 * layout.h (class Layout): Add added_eh_frame_data_ field.
11040 * layout.cc (Layout::Layout): Initialize new field.
11041 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11042 output section until we find a section we merged successfully.
11043 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11044 that the size be non-zero.
11046 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11049 2008-04-08 Craig Silverstein <csilvers@google.com>
11051 * configure.ac: Export new conditional variable HAVE_ZLIB.
11052 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11054 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11055 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11057 2008-04-07 Ian Lance Taylor <iant@google.com>
11059 * version.cc (version_string): Set to "1.5".
11061 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11062 Add issued_non_pic_error_ field. Declare check_non_pic.
11063 (Target_x86_64::Scan::check_non_pic): New function.
11064 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11065 (Target_x86_64::Scan::global): Likewise.
11067 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11068 addend parameter. Change caller. Handle merge sections.
11069 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11070 Address to Addend. Don't add in the result of
11071 local_section_offset, pass down the addend and use the returned
11073 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11074 Update declarations of local_section_offset and symbol_value.
11075 * testsuite/two_file_test_1.cc (t18): New function.
11076 * testsuite/two_file_test_2.cc (f18): New function.
11077 * testsuite/two_file_test_main.cc (main): Call t18.
11078 * testsuite/two_file_test.h (t18, f18): Declare.
11080 * configure.ac: Don't test for objdump, c++filt, or readelf.
11081 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11083 (TEST_READELF): New variable.
11084 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11085 (check_PROGRAMS): Add two_file_strip_test.
11086 (two_file_strip_test): New target.
11087 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11088 (two_file_same_shared_strip_test_SOURCES): New variable.
11089 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11090 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11091 (two_file_same_shared_strip_test_LDADD): New variable.
11092 (two_file_shared_strip.so): New target.
11093 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11094 (ver_test_5.syms, ver_test_7.syms): Likewise.
11095 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11096 (strip_test_3.stdout): Use TEST_OBJDUMP.
11097 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11099 2008-04-04 Cary Coutant <ccoutant@google.com>
11101 * symtab.h (Symbol::is_weak_undefined): New function.
11102 (Symbol::is_strong_undefined): New function.
11103 (Symbol::is_absolute): New function.
11104 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11105 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11107 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11108 (weak_undef_test): New target.
11109 * testsuite/Makefile.in: Rebuild.
11110 * testsuite/weak_undef_file1.cc: New file.
11111 * testsuite/weak_undef_file2.cc: New file.
11112 * testsuite/weak_undef_test.cc: New file.
11114 2008-04-03 Craig Silverstein <csilvers@google.com>
11116 * compressed_output.h (class Output_compressed_section): Use
11118 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11120 (zlib_compressed_suffix): Removed.
11121 (Output_compressed_section::set_final_data_size): Use unsigned
11123 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11124 Fix linker invocation.
11125 (flagstest_o_specialfile_and_compress_debug_sections):
11127 * testsuite/Makefile.in: Regenerated.
11129 2008-04-02 David S. Miller <davem@davemloft.net>
11131 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11132 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11134 2008-04-02 Craig Silverstein <csilvers@google.com>
11138 2008-04-02 Ian Lance Taylor <iant@google.com>
11140 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11141 parameters. Update for new key type to views_. Change all
11143 (File_read::read): Adjust for byteshift in returned view.
11144 (File_read::add_view): New function, broken out of
11145 find_and_make_view.
11146 (File_read::make_view): New function, broken out of
11147 find_and_make_view.
11148 (File_read::find_or_make_view): Add offset and aligned
11149 parameters. Rewrite accordingly. Change all callers.
11150 (File_read::get_view): Add offset and aligned parameters. Adjust
11151 for byteshift in return value.
11152 (File_read::get_lasting_view): Likewise.
11153 * fileread.h (class File_read): Update declarations.
11154 (class File_read::View): Add byteshift_ field. Add byteshift to
11155 constructor. Add byteshift method.
11156 * archive.h (Archive::clear_uncached_views): New function.
11157 (Archive::get_view): Add aligned parameter. Change all callers.
11158 * object.h (Object::get_view): Add aligned parameter. Change all
11160 (Object::get_lasting_view): Likewise.
11162 * fileread.cc (File_read::release): Don't call clear_views if
11163 there are multiple objects.
11164 * fileread.h (File_read::clear_uncached_views): New function.
11165 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11168 2008-03-31 Cary Coutant <ccoutant@google.com>
11170 Add thin archive support.
11171 * archive.cc (Archive::armagt): New const.
11172 (Archive::setup): Remove task parameter and calls to unlock.
11173 (Archive::unlock_nested_archives): New function.
11174 (Archive::read_header): Add nested_off parameter. Change
11176 (Archive::interpret_header): Likewise.
11177 (Archive::include_all_members): Change to handle thin
11179 (Archive::include_member): Likewise.
11180 * archive.h (Archive::Archive): Add new parameters and
11182 (Archive::armagt): New const.
11183 (Archive::setup): Remove task parameter.
11184 (Archive::unlock_nested_archives): New function.
11185 (Archive::read_header): Add nested_off parameter.
11186 (Archive::interpret_header): Likewise.
11187 (Archive::Nested_archive_table): New typedef.
11188 (Archive::is_thin_archive_): New field.
11189 (Archive::nested_archives_): New field.
11190 (Archive::options_): New field.
11191 (Archive::dirpath_): New field.
11192 (Archive::task_): New field.
11193 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11194 for thin archives. Pass additional parameters to
11195 Archive::Archive. Unlock the archive file after calling
11198 2008-03-29 Ian Lance Taylor <iant@google.com>
11200 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11201 version symbol to be local.
11202 * testsuite/ver_test_4.sh: New file.
11203 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11204 (check_DATA): Add ver_test_4.syms.
11205 (ver_test_4.syms): New target.
11206 * testsuite/Makefile.in: Rebuild.
11209 (Output_section::Input_section_sort_entry::has_priority): New
11211 (Output_section::Input_section_sort_entry::match_file_name): New
11213 (Output_section::Input_section_sort_entry::match_section_name):
11215 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11217 (Output_section::Input_section_sort_entry::match_section_file):
11219 (Output_section::Input_section_sort_compare::operator()): Rewrite
11220 using new Input_section_sort_entry functions. Sort crtbegin and
11221 crtend first. Sort sections with no priority before sections with
11223 * testsuite/initpri1.c (d3): Check j != 4.
11224 (cd5): New constructor/destructor function.
11225 (main): Check j != 2.
11227 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11228 new symbol when resolving, don't call set_is_default.
11229 * testsuite/ver_test_7.cc: New file.
11230 * testsuite/ver_test_7.sh: New file.
11231 * testsuite/Makefile.am (ver_test_7.so): New target.
11232 (ver_test_7.o): New target.
11233 (check_SCRIPTS): Add ver_test_7.sh.
11234 (check_DATA): Add ver_test_7.syms.
11235 (ver_test_7.syms): New target.
11237 2008-03-28 Ian Lance Taylor <iant@google.com>
11239 * layout.cc (Layout::layout): If we see an input section with a
11240 name that needs sorting, set the must_sort flag for the output
11242 (Layout::make_output_section): If the name of the output section
11243 indicates that it might require sorting, set the may_sort flag.
11244 * output.h (Output_section::may_sort_attached_input_sections): New
11246 (Output_section::set_may_sort_attached_input_sections): New
11248 (Output_section::must_sort_attached_input_sections): New
11250 (Output_section::set_must_sort_attached_input_sections): New
11252 (class Output_section): Declare Input_section_sort_entry. Define
11253 Input_section_sort_compare. Declare
11254 sort_attached_input_sections. Add new fields:
11255 may_sort_attached_input_sections_,
11256 must_sort_attached_input_sections_,
11257 attached_input_sections_are_sorted_.
11258 * output.cc (Output_section::Output_section): Initialize new
11260 (Output_section::add_input_section): Add an entry to
11261 input_sections_ if may_sort or must_sort are true.
11262 (Output_section::set_final_data_size): Call
11263 sort_attached_input_sections if necessary.
11264 (Output_section::Input_section_sort_entry): Define new class.
11265 (Output_section::Input_section_sort_compare::operator()): New
11267 (Output_section::sort_attached_input_sections): New function.
11268 * configure.ac: Check whether the compiler supports constructor
11269 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11270 * testsuite/initpri1.c: New file.
11271 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11272 CONSTRUCTOR_PRIORITY.
11273 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11274 (initpri1_LDFLAGS): New variable.
11275 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11277 2008-03-27 Ian Lance Taylor <iant@google.com>
11279 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11280 * testsuite/common_test_1.c: New file.
11281 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11282 (common_test_1_SOURCES): New variable.
11283 (common_test_1_DEPENDENCIES): New variable.
11284 (common_test_1_LDFLAGS): New variable.
11286 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11287 and commons_ correctly when NAME/VERSION does not override
11289 * testsuite/ver_test_6.c: New file.
11290 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11291 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11292 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11294 2008-03-26 Ian Lance Taylor <iant@google.com>
11296 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11297 of an undefined symbol from a version script.
11298 * testsuite/Makefile.am (ver_test_5.so): New target.
11299 (ver_test_5.o): New target.
11300 (check_SCRIPTS): Add ver_test_5.sh.
11301 (check_DATA): Add ver_test_5.syms.
11302 (ver_test_5.syms): New target.
11303 * testsuite/ver_test_5.cc: New file.
11304 * testsuite/ver_test_5.script: New file.
11305 * testsuite/ver_test_5.sh: New file.
11306 * Makefile.in, testsuite/Makefile.in: Rebuild.
11309 Fix problems building gold with gcc 4.3.0.
11310 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11311 (gold_error_at_location, gold_warning_at_location): Use it.
11312 * configure.ac: Check whether we can compile and use a template
11313 function with a printf attribute.
11314 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11315 when jumping over bytes.
11316 * object.cc: Instantiate Object::read_section_data.
11317 * debug.h: Include <cstring>
11318 * dwarf_reader.cc: Include <algorithm>
11319 * main.cc: Include <cstring>.
11320 * options.cc: Include <cstring>.
11321 * output.cc: Include <cstring>.
11322 * script.cc: Include <cstring>.
11323 * script.h: Include <string>.
11324 * symtab.cc: Include <cstring> and <algorithm>.
11325 * target-select.cc: Include <cstring>.
11326 * version.cc: Include <string>.
11327 * testsuite/testmain.cc: Include <cstdlib>.
11328 * configure, config.in: Rebuild.
11330 2008-03-25 Ian Lance Taylor <iant@google.com>
11332 * options.cc: Include "../bfd/bfdver.h".
11333 (options::help): Print bug reporting address.
11335 * version.cc (print_version): Adjust output for current value of
11336 BFD_VERSION_STRING.
11340 * options.cc (options::help): Print list of supported targets.
11341 * target-select.h: Include <vector>.
11342 (class Target_selector): Make machine_, size_, and is_big_endian_
11343 fields const. Add bfd_name_ and instantiated_target_ fields.
11344 (Target_selector::Target_selector): Add bfd_name parameter.
11345 (Target_selector::recognize): Make non-virtual, call
11347 (Target_selector::recognize_by_name): Make non-virtual, call
11348 do_recognize_by_name.
11349 (Target_selector::supported_names): New function.
11350 (Target_selector::bfd_name): New function.
11351 (Target_selector::do_instantiate_target): New pure virtual
11353 (Target_selector::do_recognize): New virtual function.
11354 (Target_selector::do_recognize_by_name): New virtual function.
11355 (Target_selector::instantiate_target): New private function.
11356 (supported_target_names): Declare.
11357 * target-select.cc (Target_selector::Target_selector): Update for
11358 new parameter and fields.
11359 (select_target_by_name): Check that the name matches before
11360 calling recognize_by_name.
11361 (supported_target_names): New function.
11362 * i386.cc (class Target_selector_i386): Update Target_selector
11363 constructor call. Remove recognize and recognize_by_name. Add
11364 do_instantiate_target.
11365 * x86_64.cc (class Target_selector_x86_64): Likewise.
11366 * testsuite/testfile.cc (class Target_selector_test): Update for
11367 changes to Target_selector.
11369 * README: Rewrite, with some notes on unsupported features.
11371 2008-03-24 Cary Coutant <ccoutant@google.com>
11373 * i386.cc (Target_i386::Got_type): New enum declaration.
11374 (Target_i386::Scan::local): Updated callers of Output_data_got
11376 (Target_i386::Scan::global): Likewise.
11377 (Target_i386::Relocate::relocate): Likewise.
11378 (Target_i386::Relocate::relocate_tls): Likewise.
11379 * object.h (Got_offset_list): New class.
11380 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11381 (Sized_relobj::local_got_offset): Likewise.
11382 (Sized_relobj::set_local_got_offset): Likewise.
11383 (Sized_relobj::local_has_tls_got_offset): Removed.
11384 (Sized_relobj::local_tls_got_offset): Removed.
11385 (Sized_relobj::set_local_tls_got_offset): Removed.
11386 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11387 * output.cc (Output_data_got::add_global): Added got_type parameter.
11388 (Output_data_got::add_global_with_rel): Likewise.
11389 (Output_data_got::add_global_with_rela): Likewise.
11390 (Output_data_got::add_global_pair_with_rel): New function.
11391 (Output_data_got::add_global_pair_with_rela): New function.
11392 (Output_data_got::add_local): Added got_type parameter.
11393 (Output_data_got::add_local_with_rel): Likewise.
11394 (Output_data_got::add_local_with_rela): Likewise.
11395 (Output_data_got::add_local_pair_with_rel): New function.
11396 (Output_data_got::add_local_pair_with_rela): New function.
11397 (Output_data_got::add_global_tls): Removed.
11398 (Output_data_got::add_global_tls_with_rel): Removed.
11399 (Output_data_got::add_global_tls_with_rela): Removed.
11400 (Output_data_got::add_local_tls): Removed.
11401 (Output_data_got::add_local_tls_with_rel): Removed.
11402 (Output_data_got::add_local_tls_with_rela): Removed.
11403 * output.h (Output_data_got::add_global): Added got_type parameter.
11404 (Output_data_got::add_global_with_rel): Likewise.
11405 (Output_data_got::add_global_with_rela): Likewise.
11406 (Output_data_got::add_global_pair_with_rel): New function.
11407 (Output_data_got::add_global_pair_with_rela): New function.
11408 (Output_data_got::add_local): Added got_type parameter.
11409 (Output_data_got::add_local_with_rel): Likewise.
11410 (Output_data_got::add_local_with_rela): Likewise.
11411 (Output_data_got::add_local_pair_with_rel): New function.
11412 (Output_data_got::add_local_pair_with_rela): New function.
11413 (Output_data_got::add_global_tls): Removed.
11414 (Output_data_got::add_global_tls_with_rel): Removed.
11415 (Output_data_got::add_global_tls_with_rela): Removed.
11416 (Output_data_got::add_local_tls): Removed.
11417 (Output_data_got::add_local_tls_with_rel): Removed.
11418 (Output_data_got::add_local_tls_with_rela): Removed.
11419 * resolve.cc (Symbol::override_base_with_special): Removed
11420 reference to has_got_offset_ field.
11421 * symtab.cc (Symbol::init_fields): Replaced initialization
11422 of got_offset_ with got_offsets_. Removed initialization
11424 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11425 (Symbol::got_offset): Likewise.
11426 (Symbol::set_got_offset): Likewise.
11427 (Symbol::has_tls_got_offset): Removed.
11428 (Symbol::tls_got_offset): Removed.
11429 (Symbol::set_tls_got_offset): Removed.
11430 (Symbol::got_offset_): Removed.
11431 (Symbol::tls_mod_got_offset_): Removed.
11432 (Symbol::tls_pair_got_offset_): Removed.
11433 (Symbol::got_offsets_): New field.
11434 (Symbol::has_got_offset): Removed.
11435 (Symbol::has_tls_mod_got_offset): Removed.
11436 (Symbol::has_tls_pair_got_offset): Removed.
11437 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11438 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11440 (Target_x86_64::Scan::global): Likewise.
11441 (Target_x86_64::Relocate::relocate): Likewise.
11442 (Target_x86_64::Relocate::relocate_tls): Likewise.
11444 2008-03-25 Ben Elliston <bje@au.ibm.com>
11446 * yyscript.y: Fix spelling error in comment.
11448 2008-03-24 Ian Lance Taylor <iant@google.com>
11450 * options.h (class General_options): Define build_id option.
11451 * layout.h (class Layout): Declare write_build_id, create_note,
11452 create_build_id. Add build_id_note_ member.
11453 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11454 "libiberty.h", "md5.h", "sha1.h".
11455 (Layout::Layout): Initialize eh_frame_data_,
11456 eh_frame_hdr_section_, and build_id_note_.
11457 (Layout::finalize): Call create_build_id.
11458 (Layout::create_note): New function, broken out of
11459 Layout::create_gold_note.
11460 (Layout::create_gold_note): Call create_note.
11461 (Layout::create_build_id): New function.
11462 (Layout::write_build_id): New function.
11463 (Close_task_runner::run): Call write_build_id.
11465 * x86_64.cc: Correct license to GPLv3.
11467 2008-03-23 Ian Lance Taylor <iant@google.com>
11469 * options.cc: Include "demangle.h".
11470 (parse_optional_string): New function.
11471 (parse_long_option): Handle takes_optional_argument.
11472 (parse_short_option): Update dash_z initializer. Handle
11473 takes_optional_argument.
11474 (General_options::General_options): Initialize do_demangle_.
11475 (General_options::finalize): Set do_demangle_. Handle demangling
11477 * options.h (parse_optional_string): Declare.
11478 (struct One_option): Add optional_arg field. Update constructor.
11479 Update call constructor calls. Add takes_optional_argument
11481 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11482 (DEFINE_optional_string): Define.
11483 (General_options::demangle): Change from DEFINE_bool to
11484 DEFINE_optional_string.
11485 (General_options::no_demangle): New function.
11486 (General_options::do_demangle): New function.
11487 (General_options::set_do_demangle): New function.
11488 (General_options::execstack_status_): Move definition to end of
11490 (General_options::static_): Likewise.
11491 (General_options::do_demangle_): New field.
11492 * object.cc (big_endian>::get_symbol_location_info): Call
11493 Options::do_demangle, not Options::demangle.
11494 * symtab.cc (demangle): Likewise.
11496 2008-03-22 Ian Lance Taylor <iant@google.com>
11498 * gold.h: Include <cstddef> and <sys/types.h>
11499 * options.h: Include <cstring>.
11501 2008-03-21 Ian Lance Taylor <iant@google.com>
11503 * Added source code to GNU binutils.