1 2011-09-13 Cary Coutant <ccoutant@google.com>
3 * configure.ac: Check for glibc support for gnu_indirect_function
4 support with static linking, setting automake conditional
6 * Makefile.in: Regenerate.
7 * configure: Regenerate.
9 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
10 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
12 * testsuite/Makefile.in: Regenerate.
14 2011-09-13 Cary Coutant <ccoutant@google.com>
16 * incremental.cc (Sized_relobj_incr::do_layout): Call
17 report_comdat_group for kept comdat sections.
18 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
19 * testsuite/Makefile.in: Regenerate.
20 * testsuite/incr_comdat_test_1.cc: New source file.
21 * testsuite/incr_comdat_test_2_v1.cc: New source file.
22 * testsuite/incr_comdat_test_2_v2.cc: New source file.
23 * testsuite/incr_comdat_test_2_v3.cc: New source file.
25 2011-09-13 Ian Lance Taylor <iant@google.com>
27 * object.cc (Sized_relobj_file::do_layout): Remove unused local
28 variable external_symbols_offset.
30 2011-09-12 Ian Lance Taylor <iant@google.com>
32 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
33 triggered if object has no symbols.
35 2011-09-09 David S. Miller <davem@davemloft.net>
37 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
38 (Output_fill_debug_line::do_write): Likewise.
40 2011-08-29 Cary Coutant <ccoutant@google.com>
42 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
43 casts to match formatting specs.
44 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
46 2011-08-26 Cary Coutant <ccoutant@google.com>
48 * layout.cc (Free_list::allocate): Provide guarantee of minimum
49 remaining hole size when allocating.
50 (Layout::make_output_section): Set fill methods for debug sections.
51 * layout.h (Free_list::Free_list_node): Move from private to
53 (Free_list::set_min_hole_size): New function.
54 (Free_list::begin, Free_list::end): New functions.
55 (Free_list::min_hole_): New data member.
56 * output.cc: Include dwarf.h.
57 (Output_fill_debug_info::do_minimum_hole_size): New function.
58 (Output_fill_debug_info::do_write): New function.
59 (Output_fill_debug_line::do_minimum_hole_size): New function.
60 (Output_fill_debug_line::do_write): New function.
61 (Output_section::Output_section): Initialize new data member.
62 (Output_section::set_final_data_size): Ensure patch space is larger
63 than minimum hole size.
64 (Output_section::do_write): Fill holes in debug sections.
65 * output.h (Output_fill): New class.
66 (Output_fill_debug_info): New class.
67 (Output_fill_debug_line): New class.
68 (Output_section::set_free_space_fill): New function.
69 (Output_section::free_space_fill_): New data member.
70 * testsuite/Makefile.am (incremental_test_3): Add
71 --incremental-patch option.
72 (incremental_test_4): Likewise.
73 (incremental_test_5): Likewise.
74 (incremental_test_6): Likewise.
75 (incremental_copy_test): Likewise.
76 (incremental_common_test_1): Likewise.
77 * testsuite/Makefile.in: Regenerate.
79 2011-08-26 Nick Clifton <nickc@redhat.com>
81 * po/es.po: Updated Spanish translation.
83 2011-08-01 Cary Coutant <ccoutant@google.com>
85 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
86 * gold/testsuite/Makefile.in: Regenerate.
87 * gold/testsuite/justsyms_exec.c: New source file.
88 * gold/testsuite/justsyms_lib.c: New source file.
90 2011-08-01 Cary Coutant <ccoutant@google.com>
92 * layout.cc (Layout::set_segment_offsets): Don't realign text
93 segment if -Ttext was specified.
94 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
96 * object.h (Sized_relobj_file::e_type): New function.
97 (Sized_relobj_file::e_type_): New data member.
98 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
99 base address for ET_EXEC files.
100 * target.cc (Target::do_make_elf_object_implementation): Allow
101 ET_EXEC files with --just-symbols option.
103 2011-07-28 Cary Coutant <ccoutant@google.com>
105 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
106 Add thread_number parameter.
107 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
108 * workqueue-threads.cc
109 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
110 current thread if its thread number is greater than desired thread
112 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
113 Add thread_number parameter.
114 (Workqueue::should_cancel_thread): Likewise.
115 (Workqueue::find_runnable_or_wait): Pass thread_number to
116 should_cancel_thread.
117 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
120 2011-07-22 Sriraman Tallam <tmsriram@google.com>
122 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
123 only after checking if it cannot be forced local.
124 * symtab.h (is_externally_visible): Check if the symbol is not forced
127 2011-07-15 Ian Lance Taylor <iant@google.com>
129 * options.h (class General_options): Add --print-output-format.
130 Move -EL next to -EB, for better --help output.
131 * target-select.cc: Include <cstdio>, "options.h", and
133 (Target_selector::do_target_bfd_name): New function.
134 (print_output_format): New function.
135 * target-select.h (class Target_selector): Update declarations.
136 (Target_selector::target_bfd_name): New function.
137 (print_output_format): Declare.
138 * main.cc: Include "target-select.h".
139 (main): Handle --print-output-format.
140 * gold.cc: Include "target-select.h".
141 (queue_initial_tasks): Handle --print-output-format when there are
143 * parameters.cc (parameters_force_valid_target): Give a better
144 error message if -EB/-EL does not match target.
145 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
148 2011-07-15 Ian Lance Taylor <iant@google.com>
150 * i386.cc (class Output_data_plt_i386): Add layout_ field.
151 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
152 (Output_data_plt_i386::do_write): Write address of .dynamic
153 section to first entry in .got.plt section.
154 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
155 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
157 (Output_data_plt_x86_64::do_write): Write address of .dynamic
158 section to first entry in .got.plt section.
159 * layout.h (Layout::dynamic_section): New function.
161 2011-07-13 Sriraman Tallam <tmsriram@google.com>
163 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
165 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
166 input_section_position_, and input_section_glob_.
167 (read_layout_from_file): Call function section_ordering_specified.
168 * layout.h (is_section_ordering_specified): New function.
169 (section_ordering_specified): New function.
170 (section_ordering_specified_): New boolean member.
171 * main.cc(main): Call load_plugins after layout object is defined.
172 * output.cc (Output_section::add_input_section): Use
173 function section_ordering_specified to check if section ordering is
175 * output.cc (Output_section::add_relaxed_input_section): Use
176 function section_ordering_specified to check if section ordering is
178 (Output_section::update_section_layout): New function.
179 (Output_section::sort_attached_input_sections): Check if input section
181 * output.h (Output_section::update_section_layout): New function.
182 * plugin.cc (get_section_count): New function.
183 (get_section_type): New function.
184 (get_section_name): New function.
185 (get_section_contents): New function.
186 (update_section_order): New function.
187 (allow_section_ordering): New function.
188 (Plugin::load): Add the new interfaces to the transfer vector.
189 (Plugin_manager::load_plugins): New parameter.
190 (Plugin_manager::all_symbols_read): New parameter.
191 (Plugin_manager::claim_file): New parameter. Save the elf object for
193 (Plugin_manager::get_elf_object): New function.
194 (Plugin_manager::get_view): Change to directly use the bool to check
195 if get_view is called from claim_file_hook.
196 * plugin.h (input_objects): New function
197 (Plugin__manager::load_plugins): New parameter.
198 (Plugin_manager::claim_file): New parameter.
199 (Plugin_manager::get_elf_object): New function.
200 (Plugin_manager::in_claim_file_handler): New function.
201 (Plugin_manager::in_claim_file_handler_): New member.
202 (layout): New function.
203 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
204 handler with an extra parameter. Make the elf object before calling
206 * testsuite/plugin_test.c (get_section_count): New function pointer.
207 (get_section_type): New function pointer.
208 (get_section_name): New function pointer.
209 (get_section_contents): New function pointer.
210 (update_section_order): New function pointer.
211 (allow_section_ordering): New function pointer.
212 (onload): Check if the new interfaces exist.
214 2011-07-13 Ian Lance Taylor <iant@google.com>
216 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
218 * x86_64.cc (Target_x86_64::got_section): Likewise.
219 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
220 (relro_now_test_SOURCES): New variable.
221 (relro_now_test_DEPENDENCIES): New variable.
222 (relro_now_test_LDFLAGS): New variable.
223 (relro_now_test_LDADD): New variable.
224 (relro_now_test.so): New target.
225 * testsuite/Makefile.in: Rebuild.
227 2011-07-12 Ian Lance Taylor <iant@google.com>
230 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
231 GLOB_DAT relocation rather than a RELATIVE relocation for a
232 protected symbol when creating a shared library.
233 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
234 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
235 * testsuite/protected_main_1.cc (main): Test that protected
236 function has same address.
238 2011-07-11 Ian Lance Taylor <iant@google.com>
241 * options.h (class General_options): Add -Bgroup.
242 * options.cc (General_options::finalize): If -Bgroup is set,
243 default to --unresolved-symbols=report-all.
244 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
245 * target-reloc.h (issue_undefined_symbol_error): Handle
246 --unresolved-symbols=report-all.
248 2011-07-08 Ian Lance Taylor <iant@google.com>
251 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
252 if linker script discards key sections.
253 (Layout::create_dynamic_symtab): Likewise.
254 (Layout::assign_local_dynsym_offsets): Likewise.
255 (Layout::sized_create_version_sections): Likewise.
256 (Layout::create_interp): Likewise.
257 (Layout::finish_dynamic_section): Likewise.
258 (Layout::set_dynamic_symbol_size): Likewise.
260 2011-07-08 Ian Lance Taylor <iant@google.com>
263 * options.h (class General_options): Add --unresolved-symbols.
264 * target-reloc.h (issue_undefined_symbol_error): Check
265 --unresolved-symbols. Add comments.
267 2011-07-08 Ian Lance Taylor <iant@google.com>
269 * testsuite/odr_violation2.cc (Ordering::operator()): Make
270 expression more complex.
272 2011-07-08 Ian Lance Taylor <iant@google.com>
275 * target-reloc.h (issue_undefined_symbol_error): New inline
276 function, broken out of relocate_section.
277 (relocate_section): Call issue_undefined_symbol_error.
278 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
279 there is no TLS segment if we are about to issue an undefined
281 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
283 2011-07-08 Ian Lance Taylor <iant@google.com>
286 * resolve.cc (Symbol_table::should_override): Add fromtype
287 parameter. Change all callers. Give error when linking together
288 TLS and non-TLS symbol.
289 (Symbol_table::should_override_with_special): Add fromtype
290 parameter. Change all callers.
291 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
292 there is no TLS segment if we have reported some errors.
293 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
295 2011-07-08 Ian Lance Taylor <iant@google.com>
298 * target.h (Target::plt_address_for_global): New function.
299 (Target::plt_address_for_local): New function.
300 (Target::plt_section_for_global): Remove.
301 (Target::plt_section_for_local): Remove.
302 (Target::do_plt_address_for_global): New virtual function.
303 (Target::do_plt_address_for_local): New virtual function.
304 (Target::do_plt_section_for_global): Remove.
305 (Target::do_plt_section_for_local): Remove.
306 (Target::register_global_plt_entry): Add Symbol_table and Layout
308 * output.cc (Output_data_got::Got_entry::write): Use
309 plt_address_for_global and plt_address_for_local.
310 * layout.cc (Layout::add_target_dynamic_tags): Use size and
311 address of output section.
312 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
313 got_irelative_, and irelative_count_ fields. Update
315 (Output_data_plt_i386::has_irelative_section): New function.
316 (Output_data_plt_i386::entry_count): Add irelative_count_.
317 (Output_data_plt_i386::set_final_data_size): Likewise.
318 (class Target_i386): Add got_irelative_ and rel_irelative_
319 fields. Update declarations.
320 (Target_i386::Target_i386): Initialize new fields.
321 (Target_i386::do_plt_address_for_global): New function replacing
322 do_plt_section_for_global.
323 (Target_i386::do_plt_address_for_local): New function replacing
324 do_plt_section_for_local.
325 (Target_i386::got_section): Create got_irelative_.
326 (Target_i386::rel_irelative_section): New function.
327 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
328 fields. Don't define __rel_iplt_{start,end}.
329 (Output_data_plt_i386::add_entry): Add symtab and layout
330 parameters. Change all callers. Use different PLT and GOT for
332 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
333 layout parameters. Change all callers. Use different PLT and
335 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
336 (Output_data_plt_i386::rel_irelative): New function.
337 (Output_data_plt_i386::address_for_global): New function.
338 (Output_data_plt_i386::address_for_local): New function.
339 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
340 IRELATIVE GOT when changing IFUNC GOT entries.
341 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
343 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
344 if we didn't create an IRELATIVE GOT.
345 (Target_i386::Relocate::relocate): Use plt_address_for_global and
346 plt_address_for_local.
347 (Target_i386::do_dynsym_value): Use plt_address_for_global.
348 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
349 got_irelative_, and irelative_count_ fields. Update
351 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
352 Initialize new fields. Remove symtab parameter. Change all
354 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
356 (Output_data_plt_x86_64::has_irelative_section): New function.
357 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
358 (class Target_x86_64): Add got_irelative_ and rel_irelative_
359 fields. Update declarations.
360 (Target_x86_64::Target_x86_64): Initialize new fields.
361 (Target_x86_64::do_plt_address_for_global): New function replacing
362 do_plt_section_for_global.
363 (Target_x86_64::do_plt_address_for_local): New function replacing
364 do_plt_section_for_local.
365 (Target_x86_64::got_section): Create got_irelative_.
366 (Target_x86_64::rela_irelative_section): New function.
367 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
368 all callers. Don't create __rel_iplt_{start,end}.
369 (Output_data_plt_x86_64::add_entry): Add symtab and layout
370 parameters. Change all callers. Use different PLT and GOT for
372 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
373 layout parameters. Change all callers. Use different PLT and
375 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
376 parameters. Change all callers. Use different PLT and GOT for
378 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
379 (Output_data_plt_x86_64::rela_irelative): New function.
380 (Output_data_plt_x86_64::address_for_global): New function.
381 (Output_data_plt_x86_64::address_for_local): New function.
382 (Output_data_plt_x86_64::set_final_data_size): Likewise.
383 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
384 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
385 (Target_x86_64::register_global_plt_entry): Add symtab and layout
387 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
389 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
390 symbols if we didn't create an IRELATIVE GOT.
391 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
392 plt_address_for_local.
393 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
394 * testsuite/ifuncvar1.c: New test file.
395 * testsuite/ifuncvar2.c: New test file.
396 * testsuite/ifuncvar3.c: New test file.
397 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
398 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
399 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
400 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
401 * testsuite/Makefile.in: Rebuild.
403 2011-07-07 Cary Coutant <ccoutant@google.com>
405 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
406 (two_file_test_1_ndebug.o): Likewise.
407 (two_file_test_1b_ndebug.o): Likewise.
408 (two_file_test_2_ndebug.o): Likewise.
409 (two_file_test_main_ndebug.o): Likewise.
410 (incremental_test_2): Link with no-debug versions.
412 2011-07-06 Cary Coutant <ccoutant@google.com>
414 * gold/incremental.cc
415 (Output_section_incremental_inputs::write_info_blocks): Check for
416 hidden and internal symbols.
418 2011-07-06 Cary Coutant <ccoutant@google.com>
420 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
421 Check disposition for startup file.
422 (Incremental_inputs::report_command_line): Ignore
423 --incremental-startup-unchanged option.
424 * options.cc (General_options::parse_incremental_startup_unchanged):
426 (General_options::General_options): Initialize new data member.
427 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
428 (General_options): Add --incremental-startup-unchanged option.
429 (General_options::incremental_startup_disposition): New function.
430 (General_options::incremental_startup_disposition_): New data member.
432 2011-07-06 Cary Coutant <ccoutant@google.com>
434 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
435 input file index to Script_info ctor.
436 (Sized_incremental_binary::do_file_has_changed): Find the
437 command-line argument for files named in scripts.
438 * incremental.h (Script_info::Script_info): New ctor
439 with input file index.
440 (Script_info::input_file_index): New function.
441 (Script_info::input_file_index_): New data member.
442 (Incremental_binary::get_library): Add const.
443 (Incremental_binary::get_script_info): Add const.
444 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
445 * testsuite/Makefile.am (incremental_test_5): New test case.
446 (incremental_test_6): New test case.
447 * testsuite/Makefile.in: Regenerate.
449 2011-07-06 Cary Coutant <ccoutant@google.com>
451 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
452 debug output when command lines differ.
454 2011-07-06 Cary Coutant <ccoutant@google.com>
456 * incremental.cc (Incremental_inputs::report_command_line): Ignore
457 --incremental-patch option.
458 * layout.cc (Free_list::allocate): Extend allocation beyond original
460 (Layout::make_output_section): Mark sections that should get
462 * options.cc (parse_percent): New function.
463 * options.h (parse_percent): New function.
464 (DEFINE_percent): New macro.
465 (General_options): Add --incremental-patch option.
466 * output.cc (Output_section::Output_section): Initialize new data
468 (Output_section::add_input_section): Print section name when out
470 (Output_section::add_output_section_data): Likewise.
471 (Output_section::set_final_data_size): Add patch space when
472 doing --incremental-full.
473 (Output_section::do_reset_address_and_file_offset): Remove patch
475 (Output_segment::set_section_list_addresses): Print debug output
476 only if --incremental-update.
477 * output.h (Output_section::set_is_patch_space_allowed): New function.
478 (Output_section::is_patch_space_allowed_): New data member.
479 (Output_section::patch_space_): New data member.
480 * parameters.cc (Parameters::incremental_full): New function.
481 * parameters.h (Parameters::incremental_full): New function
482 * testsuite/Makefile.am (incremental_test_2): Add test for
483 --incremental-patch option.
484 * testsuite/Makefile.in: Regenerate.
485 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
486 (t18): Remove function body.
488 2011-07-05 Doug Kwan <dougkwan@google.com>
491 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
492 Arm_Address type for relocation result.
493 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
495 (Arm_relocate_functions::abs32): Use unaligned access.
496 (Arm_relocate_functions::rel32): Ditto.
497 (Arm_relocate_functions::prel31): Ditto.
498 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
499 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
500 static data relocations.
501 * testsuite/Makefile.in: Regnerate.
502 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
504 2011-07-05 Ian Lance Taylor <iant@google.com>
507 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
508 symbols if necessary.
509 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
511 2011-07-05 Ian Lance Taylor <iant@google.com>
514 * resolve.cc (Symbol::override_base_with_special): Simply override
515 version with special symbol version, ignoring previous version.
517 2011-07-05 Ian Lance Taylor <iant@google.com>
519 * object.cc (Sized_relobj_file::include_section_group): Add
520 information to comment about signature location.
522 2011-07-02 Ian Lance Taylor <iant@google.com>
525 * options.h (class General_options): Add -f and -F.
526 * options.cc (General_options::finalize): Fatal error if -f/-F
527 are used without -shared.
528 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
530 2011-07-02 Ian Lance Taylor <iant@google.com>
532 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
534 2011-07-01 Ian Lance Taylor <iant@google.com>
538 * resolve.cc (Symbol::override_base_with_special): Don't override
539 the version if the overriding symbol has a different name.
540 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
541 all callers. If we give an error about an undefined version,
542 define the base version if necessary.
543 * dynobj.h (class Versions): Update declaration.
544 * testsuite/weak_alias_test_5.cc: New file.
545 * testsuite/weak_alias_test.script: New file.
546 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
547 and versioned_alias have the right value, and call t2.
548 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
549 weak_alias_test_5.so.
550 (weak_alias_test_LDADD): Likewise.
551 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
552 * testsuite/Makefile.in: Rebuild.
554 2011-07-01 Ian Lance Taylor <iant@google.com>
557 * options.h (class General_options): Support -z notext.
558 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
560 (two_file_shared_nonpic.so): Likewise.
561 (two_file_shared_mixed.so): Likewise.
562 (two_file_shared_mixed_1.so): Likewise.
563 (weak_undef_lib_nonpic.so): Likewise.
564 (alt/weak_undef_lib_nonpic.so): Likewise.
565 (tls_test_shared_nonpic.so): Likewise.
566 * testsuite/Makefile.in: Rebuild.
568 2011-07-01 Ian Lance Taylor <iant@google.com>
571 * configure.ac: Test whether static linking works, setting
572 the automake conditional HAVE_STATIC.
573 * testsuite/Makefile.am: Disable tests using -static if
574 HAVE_STATIC is not true.
575 * configure, testsuite/Makefile.in: Rebuild.
577 2011-07-01 Ian Lance Taylor <iant@google.com>
580 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
581 Assert if we see DW_EH_PE_indirect.
582 * target.h (Target::ehframe_datarel_base): New function.
583 (Target::do_ehframe_datarel_base): New target function.
584 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
585 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
588 2011-07-01 Ian Lance Taylor <iant@google.com>
591 * options.h (class General_options): Add
592 --ld-generated-unwind-info.
593 * ehframe.cc (Fde::write): Add address parameter. Change all
594 callers. If associated with PLT, fill in address and size.
595 (Cie::set_output_offset): Only add merge mapping if there is an
597 (Cie::write): Add address parameter. Change all callers.
598 (Eh_frame::add_ehframe_for_plt): New function.
599 * ehframe.h (class Fde): Update declarations. Move shndx_ and
600 input_offset_ fields into union u_, with new plt field.
601 (Fde::Fde): Adjust for new union field.
602 (Fde::Fde) [Output_data version]: New constructor.
603 (Fde::add_mapping): Only add merge mapping if there is an object.
604 (class Cie): Update declarations.
605 (class Eh_frame): Declare add_ehframe_for_plt.
606 * layout.cc (Layout::layout_eh_frame): Break out code into
607 make_eh_frame_section, and call it.
608 (Layout::make_eh_frame_section): New function.
609 (Layout::add_eh_frame_for_plt): New function.
610 * layout.h (class Layout): Update declarations.
611 * merge.cc (Merge_map::add_mapping): Add assertion.
612 * i386.cc: Include "dwarf.h".
613 (class Output_data_plt_i386): Make first_plt_entry,
614 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
615 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
616 and plt_eh_frame_fde.
617 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
618 boundary. Call add_eh_frame_for_plt if appropriate.
619 * x86_64.cc: Include "dwarf.h".
620 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
621 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
622 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
623 and plt_eh_frame_fde.
624 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
627 2011-06-29 Ian Lance Taylor <iant@google.com>
630 * object.cc (Sized_relobj_file::layout_section): Change shdr
631 parameter to be const.
632 (Sized_relobj_file::layout_eh_frame_section): New function, broken
634 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
635 appropriate. Call layout_eh_frame_section.
636 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
638 * object.h (class Sized_relobj_file): Update declarations.
640 2011-06-29 Ian Lance Taylor <iant@google.com>
643 * script.cc (Token::integer_value): Accept trailing M/m/K/k
645 (Lex::gather_token): Accept trailing M/m/K/k for integers.
647 2011-06-29 Ian Lance Taylor <iant@google.com>
650 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
652 * layout.cc (Layout::layout_eh_frame): Likewise.
654 2011-06-29 Ian Lance Taylor <iant@google.com>
657 * layout.cc (Layout::symtab_section_shndx): New function.
658 * layout.h (class Layout): Declare symtab_section_shndx.
659 * output.cc (Output_section::write_header): Call it.
661 2011-06-29 Ian Lance Taylor <iant@google.com>
664 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
665 symbols which are not used in a relocation.
667 2011-06-28 Ian Lance Taylor <iant@google.com>
670 * layout.cc (Layout::segment_precedes): Don't crash if a linker
671 script create indistinguishable segments.
672 (Layout::set_segment_offsets): Use stable_sort when sorting
673 segments. Pass this to Compare_segments constructor.
674 * layout.h (class Layout): Make segment_precedes non-static.
675 (class Compare_segments): Change from struct to class. Add
676 layout_ field. Add constructor.
678 (Script_sections::attach_sections_using_phdrs_clause): Rename
679 local orphan to is_orphan. Don't report failure to put empty
680 section in segment. On attachment failure, report name of
681 section, and attach to first PT_LOAD segment.
683 2011-06-28 Ian Lance Taylor <iant@google.com>
686 * target-select.cc (Target_selector::Target_selector): Add
687 emulation parameter. Change all callers.
688 (select_target_by_bfd_name): Rename from select_target_by_name.
690 (select_target_by_emulation): New function.
691 (supported_emulation_names): New function.
692 * target-select.h (class Target_selector): Add emulation_ field.
694 (Target_selector::recognize_by_bfd_name): Rename from
695 recognize_by_name. Change all callers.
696 (Target_selector::supported_bfd_names): Rename from
697 supported_names. Change all callers.
698 (Target_selector::recognize_by_emulation): New function.
699 (Target_selector::supported_emulations): New function.
700 (Target_selector::emulation): New function.
701 (Target_selector::do_recognize_by_bfd_name): Rename from
702 do_recognize_by_name. Change all callers.
703 (Target_selector::do_supported_bfd_names): Rename from
704 do_supported_names. Change all callers.
705 (Target_selector::do_recognize_by_emulation): New function.
706 (Target_selector::do_supported_emulations): New function.
707 (select_target_by_bfd_name): Change name in declaration.
708 (select_target_by_emulation): Declare.
709 (supported_emulation_names): Declare.
710 * parameters.cc (parameters_force_valid_target): Try to find
711 target based on emulation from -m option.
712 * options.h (class General_options): Change doc string for -m.
713 * options.cc (help): Print emulations.
714 (General_options::parse_V): Likewise.
715 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
716 Add emulation parameter. Change all callers.
718 2011-06-28 Ian Lance Taylor <iant@google.com>
720 * target.h (class Target): Add osabi_ field.
721 (Target::osabi): New function.
722 (Target::set_osabi): New function.
723 (Target::Target): Initialize osabi_.
724 (Target::do_adjust_elf_header): Make pure virtual.
725 (Sized_target::do_adjust_elf_header): Declare.
726 * target.cc (Sized_target::do_adjust_elf_header): New function.
727 (class Sized_target): Instantiate all versions.
728 * freebsd.h (class Target_freebsd): Remove.
729 (Target_selector_freebsd::do_recognize): Call set_osabi on
731 (Target_selector_freebsd::do_recognize_by_name): Likewise.
732 (Target_selector_freebsd::set_osabi): Remove.
733 * i386.cc (class Target_i386): Inherit from Sized_target rather
735 * x86_64.cc (class Target_x86_64): Likewise.
737 2011-06-28 Ian Lance Taylor <iant@google.com>
739 * target.h (Target::can_check_for_function_pointers): Rewrite.
741 (Target::can_icf_inline_merge_sections): Likewise.
742 (Target::section_may_have_icf_unsafe_poineters): Likewise.
743 (Target::Target_info): Add can_icf_inline_merge_sections field.
744 (Target::do_can_check_for_function_pointers): New virtual
746 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
747 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
748 from can_check_for_function_pointers, move in file.
749 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
750 section_may_have_icf_unsafe_poineters, move in file.
751 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
752 * i386.cc (Target_i386::do_can_check_for_function_pointers):
753 Rename from can_check_for_function_pointers, move in file.
754 (Target_i386::can_icf_inline_merge_sections): Remove.
755 (Target_i386::i386_info): Initialize
756 can_icf_inline_merge_sections.
757 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
758 Initialize can_icf_inline_merge_sections.
759 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
760 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
761 Rename from can_check_for_function_pointers, move in file.
762 (Target_x86_64::can_icf_inline_merge_sections): Remove.
763 (Target_x86_64::x86_64_info): Initialize
764 can_icf_inline_merge_sections.
765 * testsuite/testfile.cc (Target_test::test_target_info):
767 * icf.cc (get_section_contents): Correct formatting.
769 2011-06-27 Ian Lance Taylor <iant@google.com>
771 * symtab.cc (Symbol::versioned_name): New function.
772 (Symbol_table::add_to_final_symtab): Use versioned_name when
774 (Symbol_table::sized_write_symbol): Likewise.
775 * symtab.h (class Symbol): Declare versioned_name.
776 * stringpool.h (class Stringpool_template): Add variant of add
777 which takes a std::basic_string.
778 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
779 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
780 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
781 (ver_test_12.o): New target.
782 * testsuite/Makefile.in: Rebuild.
784 2011-06-27 Doug Kwan <dougkwan@google.com>
786 * arm.cc (Arm_relocate_functions::thm_jump8,
787 Arm_relocate_functions::thm_jump11): Use a wider signed
788 type to compute offset.
789 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
791 * testsuite/Makefile.in: Regenerate.
792 * testsuite/arm_branch_in_range.sh: Check test results of
793 arm_thm_jump11 and arm_thm_jump8.
794 * testsuite/arm_thm_jump11.s: New test source file.
795 * testsuite/arm_thm_jump11.t: New linker script.
796 * testsuite/arm_thm_jump8.s: New test source file.
797 * testsuite/arm_thm_jump8.t: New linker script.
799 2011-06-24 Ian Lance Taylor <iant@google.com>
801 * layout.cc: Include "object.h".
802 (ctors_sections_in_init_array): New static variable.
803 (Layout::is_ctors_in_init_array): New function.
804 (Layout::layout): Add entry to ctors_sections_in_init_array if
806 * layout.h (class Layout): Declare is_ctors_in_init_array.
807 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
808 is_ctors_reverse_view is set.
809 (Sized_relobj_file::write_sections): Add layout parameter. Change
810 all callers. Set is_ctors_reverse_view field of View_size.
811 (Sized_relobj_file::reverse_words): New function.
812 * object.h (Sized_relobj_file::View_size): Add
813 is_ctors_reverse_view field.
814 (class Sized_relobj_file): Update declarations.
815 * testsuite/initpri3.c: New test.
816 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
818 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
819 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
820 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
821 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
822 * testsuite/Makefile.in: Rebuild.
824 2011-06-24 Cary Coutant <ccoutant@google.com>
826 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
827 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
828 (debug_msg_cdebug.err): New targets.
829 * testsuite/Makefile.in: Regenerate.
830 * testsuite/debug_msg.sh: Check output of link with compressed debug.
831 Fix checks for link with shared library.
833 2011-06-24 Doug Kwan <dougkwan@google.com>
835 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
836 skip empty text sections.
837 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
839 2011-06-22 Ian Lance Taylor <iant@google.com>
842 * options.h (class General_options): Add --ctors-in-init-array.
843 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
844 friends as SHT_PROGBITS for merging sections.
845 (Layout::layout): Remove special handling of .init_array and
846 friends. Don't sort if doing relocatable link. Sort for .ctors
847 and .dtors if ctors_in_init_array.
848 (Layout::make_output_section): Force correct section types for
849 .init_array and friends. Don't sort if doing relocatable link,
850 Don't sort .ctors and .dtors if ctors_in_init_array.
851 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
852 (Layout::output_section_name): Add relobj parameter. Change all
853 callers. Handle .ctors. and .dtors. in code rather than table.
854 Handle .ctors and .dtors if ctors_in_init_array.
855 (Layout::match_file_name): New function, moved from output.cc.
856 * layout.h (class Layout): Update declarations.
857 * output.cc: Include "layout.h".
858 (Input_section_sort_entry::get_priority): New function.
859 (Input_section_sort_entry::match_file_name): Just call
860 Layout::match_file_name.
861 (Output_section::Input_section_sort_init_fini_compare::operator()):
862 Handle .ctors and .dtors. Sort by explicit priority rather than
864 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
865 * testsuite/initpri2.c: New test.
866 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
867 (check_PROGRAMS): Add initpri2.
868 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
869 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
870 * configure, testsuite/Makefile.in: Rebuild.
872 2011-06-19 Ian Lance Taylor <iant@google.com>
875 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
876 .interp section to a PT_INTERP segment even if we have seen a
877 --dynamic-linker option. Don't do it if we have seen a PHDRS
878 clause in a linker script.
879 (Layout::finalize): Don't create a .interp section if we've
880 already create a PT_INTERP segment.
881 (Layout::create_interp): Always call choose_output_section (revert
882 patch of 2011-06-17). Don't create PT_INTERP segment.
884 (Script_sections::create_note_and_tls_segments): Add a .interp
885 section to a PT_INTERP segment even if we have seen a
886 --dynamic-linker option.
888 2011-06-18 Ian Lance Taylor <iant@google.com>
890 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
891 merely because a non-PT_LOAD segment has a dynamic reloc.
893 2011-06-18 Ian Lance Taylor <iant@google.com>
895 * layout.cc (Layout::finish_dynamic_section): Don't create
896 DT_FLAGS entry if not needed.
898 2011-06-18 Ian Lance Taylor <iant@google.com>
901 * layout.cc (Layout::layout_eh_frame): Correct handling of
902 writable .eh_frame section.
904 2011-06-17 Ian Lance Taylor <iant@google.com>
907 * resolve.cc (Symbol_table::resolve): Don't give an error if a
908 symbol is redefined with the exact same object and value.
910 2011-06-17 Ian Lance Taylor <iant@google.com>
913 * layout.h (class Layout): Add interp_segment_ field.
914 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
915 (Layout::attach_allocated_section_to_segment): If making shared
916 library, put .interp section in PT_INTERP segment.
917 (Layout::finalize): Also call create_interp if -dynamic-linker
919 (Layout::create_interp): Assert that there is no PT_INTERP
920 segment. If not using a SECTIONS clause, use make_output_section.
921 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
923 (Script_sections::create_note_and_tls_segments): If making shared
924 library, put .interp section in PT_INTERP segment.
926 2011-06-17 Ian Lance Taylor <iant@google.com>
928 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
929 when making a shared library.
931 2011-06-17 Ian Lance Taylor <iant@google.com>
933 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
934 parameter. Change all callers. Don't issue warning about PC32
935 against locally defined symbol.
937 2011-06-16 Ian Lance Taylor <iant@google.com>
939 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
940 occurs in same object.
942 2011-06-14 Alan Modra <amodra@gmail.com>
944 * po/POTFILES.in: Regenerate.
946 2011-06-09 Ian Lance Taylor <iant@google.com>
949 (Orphan_output_section::set_section_addresses): For a relocatable
950 link set address to 0.
952 2011-06-09 Cary Coutant <ccoutant@google.com>
955 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
956 used with --compress-debug-sections.
957 * gold/object.cc (Sized_relobj_file::do_layout): Report
958 uncompressed size of compressed input sections.
960 2011-06-08 Cary Coutant <ccoutant@google.com>
963 * testsuite/two_file_test_2_v1.cc: Change initialization of
964 v2 to keep it in .data.
966 2011-06-07 Cary Coutant <ccoutant@google.com>
968 * common.cc (Symbol_table::do_allocate_commons_list): Call
970 * errors.cc (Errors::fatal): Adjust call to gold_exit.
971 (Errors::fallback): New function.
972 (gold_fallback): New function.
973 * errors.h (Errors::fallback): New function.
974 * gold.cc (gold_exit): Change status parameter to enum; adjust
976 (queue_initial_tasks): Call gold_fallback.
977 * gold.h: Include cstdlib.
978 (Exit_status): New enum type.
979 (gold_exit): Change status parameter to enum.
980 (gold_fallback): New function.
981 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
982 (Layout::create_symtab_sections): Likewise.
983 (Layout::create_shdrs): Likewise.
984 * main.cc (main): Adjust call to gold_exit.
985 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
986 (Output_data_got::add_got_entry_pair): Likewise.
987 (Output_section::add_input_section): Likewise.
988 (Output_section::add_output_section_data): Likewise.
989 (Output_segment::set_section_list_addresses): Likewise.
990 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
992 2011-06-07 Cary Coutant <ccoutant@google.com>
994 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
995 for incremental links.
996 * output.cc (Output_segment::set_section_list_addresses): Remove
997 FIXME and test for TLS or BSS.
999 2011-06-07 Cary Coutant <ccoutant@google.com>
1001 * testsuite/Makefile.am: Add incremental_copy_test,
1002 incremental_common_test_1.
1003 * testsuite/Makefile.in: Regenerate.
1004 * testsuite/common_test_1_v1.c: New source file.
1005 * testsuite/common_test_1_v2.c: New source file.
1006 * testsuite/copy_test_v1.cc: New source file.
1008 2011-06-07 Cary Coutant <ccoutant@google.com>
1010 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1011 update, allocate common from bss section's free list.
1012 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1013 linker-defined symbols.
1014 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1015 Skip GOT and PLT entries that are no longer referenced.
1016 (Output_section_incremental_inputs::write_info_blocks): Mark
1017 linker-defined symbols.
1018 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1019 * output.cc (Output_section::allocate): New function.
1020 * output.h (Output_section::allocate): New function.
1021 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1022 linker-defined symbols.
1023 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1024 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1025 (Symbol::init_base_output_data): Likewise.
1026 (Symbol::init_base_output_segment): Likewise.
1027 (Symbol::init_base_constant): Likewise.
1028 (Sized_symbol::init_output_data): Likewise.
1029 (Sized_symbol::init_output_segment): Likewise.
1030 (Sized_symbol::init_constant): Likewise.
1031 (Symbol_table::do_define_in_output_data): Likewise.
1032 (Symbol_table::do_define_in_output_segment): Likewise.
1033 (Symbol_table::do_define_as_constant): Likewise.
1034 * symtab.h (Symbol::is_predefined): New function.
1035 (Symbol::init_base_output_data): Add is_predefined parameter.
1036 (Symbol::init_base_output_segment): Likewise.
1037 (Symbol::init_base_constant): Likewise.
1038 (Symbol::is_predefined_): New data member.
1039 (Sized_symbol::init_output_data): Add is_predefined parameter.
1040 (Sized_symbol::init_output_segment): Likewise.
1041 (Sized_symbol::init_constant): Likewise.
1042 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1044 2011-06-07 Cary Coutant <ccoutant@google.com>
1046 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1047 instead of emit_copy_reloc.
1048 (Copy_relocs::emit_copy_reloc): Refactor.
1049 (Copy_relocs::make_copy_reloc): New function.
1050 (Copy_relocs::add_copy_reloc): Remove.
1051 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1053 (Copy_relocs::make_copy_reloc): New function.
1054 (Copy_relocs::add_copy_reloc): Remove.
1055 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1056 unchanged input files.
1057 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1058 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1059 Reserve BSS space for COPY relocations.
1060 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1061 (Output_section_incremental_inputs::write_info_blocks): Record
1062 whether a symbol is copied from a shared object.
1063 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1064 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1065 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1066 (Incremental_input_entry_reader::get_output_symbol_index): Add
1068 (Incremental_binary::emit_copy_relocs): New function.
1069 (Incremental_binary::do_emit_copy_relocs): New function.
1070 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1072 (Sized_incremental_binary::add_copy_reloc): New function.
1073 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1074 (Sized_incremental_binary::Copy_reloc): New struct.
1075 (Sized_incremental_binary::Copy_relocs): New typedef.
1076 (Sized_incremental_binary::copy_relocs_): New data member.
1077 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1078 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1079 * target.h (Sized_target::emit_copy_reloc): New function.
1080 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1082 2011-06-02 Cary Coutant <ccoutant@google.com>
1085 * gold/archive.cc (Archive::Archive): Initialize new data member.
1086 (Archive::include_all_members): Return if archive has already been
1088 * gold/archive.h (Archive::include_all_members_): New data member.
1090 2011-06-02 Nick Clifton <nickc@redhat.com>
1092 * dynobj.h: Fix spelling mistake in comment.
1093 * output.cc: Likewise.
1095 2011-05-31 Doug Kwan <dougkwan@google.com>
1099 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1100 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1101 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1102 redundant arm_exidx_test.so.
1103 * testsuite/Makefile.in: Regenerate.
1104 (check_SCRIPTS): Add pr12826.sh
1105 (check_DATA): Add pr12826.stdout
1106 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1107 * testsuite/pr12826.sh: New file.
1108 * testsuite/pr12826_1.s: Ditto.
1109 * testsuite/pr12826_1.s: Ditto.
1111 2011-05-30 Ian Lance Taylor <iant@google.com>
1113 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1116 2011-05-29 Ian Lance Taylor <iant@google.com>
1119 * testsuite/Makefile.am: Use different file name for two_file_test
1120 temporary file for each incremental test.
1121 * testsuite/Makefile.in: Rebuild.
1123 2011-05-29 Ian Lance Taylor <iant@google.com>
1125 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1126 binary input file is empty.
1128 2011-05-27 Ian Lance Taylor <iant@google.com>
1130 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1131 (ver_test_9.so): Likewise.
1132 * testsuite/Makefile.in: Rebuild.
1134 2011-05-26 Cary Coutant <ccoutant@google.com>
1136 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1137 * incremental.cc (Incremental_inputs::report_input_section): Fix
1138 comment, indentation.
1139 (Incremental_inputs::report_comdat_group): New function.
1140 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1141 of data for incremental input file entry.
1142 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1143 group count, COMDAT group signatures.
1144 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1145 an unchanged input file.
1146 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1147 Initialize new data member.
1148 (Incremental_object_entry::add_comdat_group): New function.
1149 (Incremental_object_entry::get_comdat_group_count): New function.
1150 (Incremental_object_entry::get_comdat_signature_key): New function.
1151 (Incremental_object_entry::groups_): New data member.
1152 (Incremental_inputs::report_comdat_group): New function.
1153 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1154 data for incremental input file entry.
1155 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1156 (Incremental_input_entry_reader::get_input_section): Adjust size of
1157 data for incremental input file entry.
1158 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1159 (Incremental_input_entry_reader::get_comdat_group_signature): New
1161 * object.cc (Sized_relobj::include_section_group): Report kept
1162 COMDAT groups for incremental links.
1164 2011-05-24 David Meyer <pdox@google.com>
1166 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1167 with name parameter. Add found_name parameter.
1168 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1169 * dirsearch.h (class Dirsearch): Update declaration.
1171 2011-05-24 Ian Lance Taylor <iant@google.com>
1173 * archive.cc (Library_base::should_include_member): Pull in object
1174 from archive if it defines the entry symbol.
1175 * parameters.cc (Parameters::entry): New function.
1176 * parameters.h (class Parameters): Declare entry.
1177 * output.h (class Output_file_header): Remove entry_ field.
1178 * output.cc (Output_file_header::Output_file_header): Remove entry
1179 parameter. Change all callers.
1180 (Output_file_header::entry): Use parameters->entry.
1181 * gold.cc (queue_middle_tasks): Likewise.
1182 * plugin.cc (Plugin_hook::run): Likewise.
1184 2011-05-24 Cary Coutant <ccoutant@google.com>
1186 * gold.cc (queue_initial_tasks): Pass incremental base filename
1187 to Output_file::open_base_file; don't print error message.
1188 * incremental-dump.cc (main): Adjust call to
1189 Output_file::open_for_modification.
1190 * incremental-dump.cc (main): Likewise.
1191 * incremental.cc (Incremental_inputs::report_command_line):
1192 Ignore --incremental-base option when comparing command lines.
1193 Ignore parameter when given as separate argument.
1194 * options.h (class General_options): Add --incremental-base.
1195 * output.cc (Output_file::Output_file):
1196 (Output_file::open_base_file): Add base_name and writable parameters;
1197 read base file into new file; print error message here.
1198 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1200 * output.h (Output_file::open_for_modification): Rename to...
1201 (Output_file::open_base_file): ...this; add base_name and
1202 writable parameters; adjust all callers.
1203 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1205 * testsuite/Makefile.am (incremental_test_4): Test
1207 * testsuite/Makefile.in: Regenerate.
1209 2011-05-24 Cary Coutant <ccoutant@google.com>
1211 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1213 * testsuite/Makefile.in: Regenerate.
1214 * testsuite/two_file_test_1_v1.cc: New test source file.
1215 * testsuite/two_file_test_1b_v1.cc: New test source file.
1216 * testsuite/two_file_test_2_v1.cc: New test source file.
1218 2011-05-24 Cary Coutant <ccoutant@google.com>
1220 * dynobj.h (Dynobj::do_dynobj): New function.
1221 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1222 flag and soname for shared objects.
1223 * incremental.cc (Incremental_inputs::report_object): Make
1224 either Incremental_object_entry or Incremental_dynobj_entry; add
1225 soname to string table.
1226 (Incremental_inputs::report_input_section): Add assertion.
1227 (Output_section_incremental_inputs::set_final_data_size): Adjust
1228 type of input file entry for shared libraries; adjust size of
1229 shared library info entry.
1230 (Output_section_incremental_inputs::write_input_files): Write
1231 as_needed flag for shared libraries.
1232 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1233 of input file entry for shared libraries; write soname.
1234 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1235 soname from incremental info.
1236 * incremental.h (enum Incremental_input_flags): Add
1237 INCREMENTAL_INPUT_AS_NEEDED.
1238 (Incremental_input_entry::Incremental_input_entry): Initialize new
1240 (Incremental_input_entry::set_as_needed): New function.
1241 (Incremental_input_entry::as_needed): New function.
1242 (Incremental_input_entry::do_dynobj_entry): New function.
1243 (Incremental_input_entry::as_needed_): New data member.
1244 (Incremental_object_entry::Incremental_object_entry): Don't check
1246 (Incremental_object_entry::do_type): Likewise.
1247 (class Incremental_dynobj_entry): New class.
1248 (Incremental_input_entry_reader::as_needed): New function.
1249 (Incremental_input_entry_reader::get_soname): New function.
1250 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1251 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1252 size of shared library info entry.
1253 * layout.cc (Layout::finish_dynamic_section): Don't test for
1254 incremental link when adding DT_NEEDED entries.
1255 * object.h (Object::Object): Initialize new data member.
1256 (Object::dynobj): New function.
1257 (Object::set_as_needed): New function.
1258 (Object::as_needed): New function.
1259 (Object::do_dynobj): New function.
1260 (Object::as_needed_): New data member.
1262 2011-05-24 Cary Coutant <ccoutant@google.com>
1264 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1265 info; adjust display of GOT entries.
1266 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1267 vector of input objects; remove file_status_.
1268 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1269 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1270 got_plt reader; call target hooks to reserve GOT entries.
1271 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1272 of input file info header and GOT info entry.
1273 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1275 (Got_plt_view_info::got_descriptor): Remove.
1276 (Got_plt_view_info::sym_index): New data member.
1277 (Got_plt_view_info::input_index): New data member.
1278 (Local_got_offset_visitor::visit): Write input file index.
1279 (Global_got_offset_visitor::visit): Write 0 for input file index.
1280 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1281 with sym_index and input_index.
1282 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1283 incremental info GOT entry; replace got_descriptor with input_index.
1284 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1285 map from input file index to object.
1286 (Sized_relobj_incr::do_layout): Replace direct data member reference
1287 with accessor function.
1288 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1289 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1290 Adjust size of input file info header.
1291 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1292 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1293 (Incremental_input_entry_reader::get_input_section): Adjust size of
1294 input file info header.
1295 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1296 of incremental info GOT entry.
1297 (Incremental_got_plt_reader::get_got_desc): Remove.
1298 (Incremental_got_plt_reader::get_got_symndx): New function.
1299 (Incremental_got_plt_reader::get_got_input_index): New function.
1300 (Sized_incremental_binary::Sized_incremental_binary): Remove
1301 file_status_; add input_objects_.
1302 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1303 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1304 (Sized_incremental_binary::file_is_unchanged): Remove.
1305 (Sized_incremental_binary::set_input_object): New function.
1306 (Sized_incremental_binary::input_object): New function.
1307 (Sized_incremental_binary::file_status_): Remove.
1308 (Sized_incremental_binary::input_objects_): New data member.
1309 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1311 (Sized_relobj_incr::invalid_address): Move to base class.
1312 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1314 (Sized_relobj_incr::do_output_section_offset): Likewise.
1315 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1316 (Sized_relobj_incr::section_offsets_): Likewise.
1317 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1319 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1320 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1321 with accessor function.
1322 (Sized_relobj_file::do_layout): Likewise.
1323 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1324 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1325 (Sized_relobj_file::compute_final_local_value): Replace refs to
1326 section_offsets_ with accessor function.
1327 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1328 * object.h (Relobj::Relobj): Initialize new data members.
1329 (Relobj::add_dyn_reloc): New function.
1330 (Relobj::first_dyn_reloc): New function.
1331 (Relobj::dyn_reloc_count): New function.
1332 (Relobj::first_dyn_reloc_): New data member.
1333 (Relobj::dyn_reloc_count_): New data member.
1334 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1336 (Sized_relobj::Address): New typedef.
1337 (Sized_relobj::invalid_address): Move here from child class.
1338 (Sized_relobj::Sized_relobj): Initialize new data members.
1339 (Sized_relobj::sized_relobj): New function.
1340 (Sized_relobj::is_output_section_offset_invalid): Move here from
1342 (Sized_relobj::get_output_section_offset): Likewise.
1343 (Sized_relobj::local_has_got_offset): Likewise.
1344 (Sized_relobj::local_got_offset): Likewise.
1345 (Sized_relobj::set_local_got_offset): Likewise.
1346 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1347 (Sized_relobj::clear_got_offsets): New function.
1348 (Sized_relobj::section_offsets): Move here from child class.
1349 (Sized_relobj::do_output_section_offset): Likewise.
1350 (Sized_relobj::do_set_section_offset): Likewise.
1351 (Sized_relobj::Local_got_offsets): Likewise.
1352 (Sized_relobj::local_got_offsets_): Likewise.
1353 (Sized_relobj::section_offsets_): Likewise.
1354 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1356 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1358 (Sized_relobj_file::sized_relobj): New function
1359 (Sized_relobj_file::local_has_got_offset): Move to base class.
1360 (Sized_relobj_file::local_got_offset): Likewise.
1361 (Sized_relobj_file::set_local_got_offset): Likewise.
1362 (Sized_relobj_file::get_output_section_offset): Likewise.
1363 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1364 (Sized_relobj_file::do_output_section_offset): Likewise.
1365 (Sized_relobj_file::do_set_section_offset): Likewise.
1366 (Sized_relobj_file::Local_got_offsets): Likewise.
1367 (Sized_relobj_file::local_got_offsets_): Likewise.
1368 (Sized_relobj_file::section_offsets_): Likewise.
1369 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1371 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1372 (Output_reloc::get_symbol_index): Likewise.
1373 (Output_reloc::local_section_offset): Likewise.
1374 (Output_reloc::get_address): Likewise.
1375 (Output_reloc::symbol_value): Likewise.
1376 (Output_data_got::reserve_slot): Move to class definition.
1377 (Output_data_got::reserve_local): New function.
1378 (Output_data_got::reserve_slot_for_global): Remove.
1379 (Output_data_got::reserve_global): New function.
1380 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1381 (all constructors, two instantiations).
1382 (Output_reloc::get_relobj): New function (two instantiations).
1383 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1384 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1385 (Output_data_reloc::add_global): Adjust type of relobj.
1386 (Output_data_reloc::add_global_relative): Likewise.
1387 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1388 (Output_data_reloc::add_local): Likewise.
1389 (Output_data_reloc::add_local_relative): Likewise.
1390 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1391 (Output_data_reloc::add_local_section): Likewise.
1392 (Output_data_reloc::add_output_section): Likewise.
1393 (Output_data_reloc::add_absolute): Likewise.
1394 (Output_data_reloc::add_target_specific): Likewise.
1395 (Output_data_got::reserve_slot): Move definition here.
1396 (Output_data_got::reserve_local): New function.
1397 (Output_data_got::reserve_global): New function.
1398 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1399 section_offsets_ with accessor function.
1400 (Sized_relobj_file::write_sections): Likewise.
1401 (Sized_relobj_file::do_relocate_sections): Likewise.
1402 * target.h (Sized_target::reserve_local_got_entry): New function.
1403 (Sized_target::reserve_global_got_entry): New function.
1404 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1405 (Target_x86_64::reserve_global_got_entry): New function.
1406 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1408 2011-05-23 Cary Coutant <ccoutant@google.com>
1410 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1411 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1412 bit when checking got_type.
1413 * incremental.cc (Sized_incremental_binary::setup_readers):
1414 Store symbol table and string table locations; initialize bit vector
1415 of file status flags.
1416 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1418 (Sized_incremental_binary::do_process_got_plt): New function.
1419 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1420 (Output_section_incremental_inputs::set_final_data_size): Record
1421 file index for each input file.
1422 (Output_section_incremental_inputs::write_got_plt): Store file index
1423 instead of input entry offset for each GOT entry.
1425 (Incremental_input_entry::Incremental_input_entry): Initialize new
1427 (Incremental_input_entry::set_offset): Store file index.
1428 (Incremental_input_entry::get_file_index): New function.
1429 (Incremental_input_entry::file_index_): New data member.
1430 (Incremental_binary::process_got_plt): New function.
1431 (Incremental_binary::do_process_got_plt): New function.
1432 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1434 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1435 (Sized_incremental_binary::set_file_is_unchanged): New function.
1436 (Sized_incremental_binary::file_is_unchanged): New function.
1437 (Sized_incremental_binary::do_process_got_plt): New function.
1438 (Sized_incremental_binary::file_status_): New data member.
1439 (Sized_incremental_binary::main_symtab_loc_): New data member.
1440 (Sized_incremental_binary::main_strtab_loc_): New data member.
1441 * output.cc (Output_data_got::Got_entry::write): Add case
1443 (Output_data_got::add_global): Call add_got_entry.
1444 (Output_data_got::add_global_plt): Likewise.
1445 (Output_data_got::add_global_with_rel): Likewise.
1446 (Output_data_got::add_global_with_rela): Likewise.
1447 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1448 (Output_data_got::add_global_pair_with_rela): Likewise.
1449 (Output_data_got::add_local): Call add_got_entry.
1450 (Output_data_got::add_local_plt): Likewise.
1451 (Output_data_got::add_local_with_rel): Likewise.
1452 (Output_data_got::add_local_with_rela): Likewise.
1453 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1454 (Output_data_got::add_local_pair_with_rela): Likewise.
1455 (Output_data_got::reserve_slot): New function.
1456 (Output_data_got::reserve_slot_for_global): New function.
1457 (Output_data_got::add_got_entry): New function.
1458 (Output_data_got::add_got_entry_pair): New function.
1459 (Output_section::add_output_section_data): Edit FIXME.
1461 (Output_section_data_build::Output_section_data_build): New
1462 constructor with size parameter.
1463 (Output_data_space::Output_data_space): Likewise.
1464 (Output_data_got::Output_data_got): Initialize new data member; new
1465 constructor with size parameter.
1466 (Output_data_got::add_constant): Call add_got_entry.
1467 (Output_data_got::reserve_slot): New function.
1468 (Output_data_got::reserve_slot_for_global): New function.
1469 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1470 (Output_data_got::add_got_entry): New function.
1471 (Output_data_got::add_got_entry_pair): New function.
1472 (Output_data_got::free_list_): New data member.
1473 * target.h (Sized_target::init_got_plt_for_update): New function.
1474 (Sized_target::register_global_plt_entry): New function.
1475 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1476 Initialize new data member; call init; add constructor with PLT count.
1477 (Output_data_plt_x86_64::init): New function.
1478 (Output_data_plt_x86_64::add_relocation): New function.
1479 (Output_data_plt_x86_64::reserve_slot): New function.
1480 (Output_data_plt_x86_64::free_list_): New data member.
1481 (Target_x86_64::init_got_plt_for_update): New function.
1482 (Target_x86_64::register_global_plt_entry): New function.
1483 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1484 incremental updates.
1485 (Output_data_plt_x86_64::add_relocation): New function.
1486 * testsuite/object_unittest.cc (Object_test): Set default options.
1488 2011-05-16 Ian Lance Taylor <iant@google.com>
1490 * options.h (class General_options): Make -i a synonym for -r.
1492 2011-05-16 Ian Lance Taylor <iant@google.com>
1494 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1496 2011-05-10 Cary Coutant <ccoutant@google.com>
1498 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1501 2011-05-06 Ian Lance Taylor <iant@google.com>
1503 * layout.cc (Layout::layout): If the output section flags change,
1504 update the ordering.
1506 2011-04-25 Cary Coutant <ccoutant@google.com>
1508 * incremental-dump.cc (dump_incremental_inputs): Print local
1509 symbol info for each input file.
1511 (Output_section_incremental_inputs::set_final_data_size): Add local
1512 symbol info to input file entries in incremental info.
1513 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1514 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1515 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1516 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1518 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1519 (Sized_incr_relobj::do_relocate): Write the local symbols.
1520 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1521 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1522 Adjust size of input file header.
1523 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1524 (Incremental_inputs_reader::get_local_symbol_count): New function.
1525 (Incremental_inputs_reader::get_input_section): Adjust size of input
1527 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1528 (Sized_incr_relobj::This): New typedef.
1529 (Sized_incr_relobj::sym_size): New const data member.
1530 (Sized_incr_relobj::Local_symbol): New struct.
1531 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1532 (Sized_incr_relobj::do_local_symbol_offset): New function.
1533 (Sized_incr_relobj::local_symbol_count_): New data member.
1534 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1535 (Sized_incr_relobj::local_symbol_index_): New data member.
1536 (Sized_incr_relobj::local_symbol_offset_): New data member.
1537 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1538 (Sized_incr_relobj::local_symbols_): New data member.
1539 * object.h (Relobj::output_local_symbol_count): New function.
1540 (Relobj::local_symbol_offset): New function.
1541 (Relobj::do_output_local_symbol_count): New function.
1542 (Relobj::do_local_symbol_offset): New function.
1543 (Sized_relobj::do_output_local_symbol_count): New function.
1544 (Sized_relobj::do_local_symbol_offset): New function.
1546 2011-04-22 Vladimir Simonov <sv@sw.ru>
1548 * descriptors.cc (set_close_on_exec): New function.
1549 (Descriptors::open): Use set_close_on_exec.
1550 * output.cc (S_ISLNK): Define if not defined.
1552 2011-04-22 Cary Coutant <ccoutant@google.com>
1554 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1556 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1557 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1558 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1560 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1561 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1562 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1564 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1566 (Incremental_binary::apply_incremental_relocs): New function.
1567 (Incremental_binary::do_apply_incremental_relocs): New function.
1568 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1570 (Sized_incremental_binary::add_global_symbol): New function.
1571 (Sized_incremental_binary::global_symbol): New function.
1572 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1573 (Sized_incremental_binary::symbol_map_): New data member.
1574 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1575 * target.h (Sized_target::apply_relocation): New function.
1576 * target-reloc.h (apply_relocation): New function.
1577 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1579 2011-04-22 Doug Kwan <dougkwan@google.com>
1581 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1582 flag of a SHT_ARM_EXIDX section.
1583 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1584 * testsuite/Makefile.in: Regenerate.
1585 * testsuite/arm_exidx_test.s: New file.
1586 * testsuite/arm_exidx_test.sh: Same.
1588 2011-04-20 Cary Coutant <ccoutant@google.com>
1591 * archive.h (Incremental_archive_entry::Archive_member):
1592 Initialize arg_serial_ (second constructor).
1594 2011-04-17 Ian Lance Taylor <iant@google.com>
1596 * object.cc (Relocate_info::location): Simplify location string.
1597 * errors.cc (Errors::error_at_location): Don't print program
1599 (Errors::warning_at_location): Likewise.
1600 (Errors::undefined_symbol): Likewise.
1601 * testsuite/debug_msg.sh: Update accordingly.
1603 2011-04-14 Cary Coutant <ccoutant@google.com>
1605 * gold/layout.cc (Layout::symtab_section_offset): New function.
1606 * gold/layout.h (Layout::symtab_section_offset): New function.
1607 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1609 2011-04-12 Ian Lance Taylor <iant@google.com>
1611 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1612 with MREMAP_MAYMOVE.
1613 * output.h (class Output_file): Add map_is_allocated_ field.
1614 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1615 not available, provide stubs. If mremap is not available, #define
1617 (MREMAP_MAYMOVE): Define if not defined.
1618 (Output_file::Output_file): Initialize map_is_allocated_.
1619 (Output_file::resize): Check map_is_allocated_.
1620 (Output_file::map_anonymous): If mmap fails, use malloc.
1621 (Output_file::unmap): Don't do anything for an anonymous map.
1622 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1623 is not available, provide stubs.
1624 (File_read::View::~View): Use free rather than delete[].
1625 (File_read::make_view): Use malloc rather than new[]. If mmap
1627 (File_read::find_or_make_view): Use malloc rather than new[].
1628 * gold.h: Remove HAVE_REMAP code.
1629 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1630 exists. Rename mremap to gold_mremap. If mmap is not available
1632 * configure, config.in: Rebuild.
1634 2011-04-11 Ian Lance Taylor <iant@google.com>
1636 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1637 initialize local variable v.
1639 2011-04-11 Cary Coutant <ccoutant@google.com>
1641 * archive.cc (Archive::include_member): Adjust call to
1643 (Add_archive_symbols::run): Track argument serial numbers.
1644 (Lib_group::include_member): Likewise.
1645 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1646 * archive.h (Incremental_archive_entry::Archive_member):
1647 Initialize arg_serial_.
1648 (Archive_member::arg_serial_): New data member.
1649 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1650 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1652 (Sized_dynobj::do_for_all_local_got_entries): New function.
1653 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1655 * fileread.cc (get_mtime): New function.
1656 * fileread.h (get_mtime): New function.
1657 * gold.cc (queue_initial_tasks): Check for incremental update.
1658 (process_incremental_input): New function.
1659 (queue_middle_tasks): Don't force valid target for incremental
1661 * incremental-dump.cc (find_input_containing_global): Adjust
1662 size of symbol info entry.
1663 (dump_incremental_inputs): Dump argument serial number and
1664 in_system_directory flag; bias shndx by 1; print symbol names
1665 when dumping per-file symbol lists; use new symbol info readers.
1667 (Output_section_incremental_inputs:update_data_size): New function.
1668 (Sized_incremental_binary::setup_readers): Setup input readers
1669 for each input file; build maps for files added from libraries
1671 (Sized_incremental_binary::check_input_args): New function.
1672 (Sized_incremental_binary::do_check_inputs): Build map of argument
1673 serial numbers to input arguments.
1674 (Sized_incremental_binary::do_file_has_changed): Rename
1675 do_file_is_unchanged to this; compare file modification times.
1676 (Sized_incremental_binary::do_init_layout): New function.
1677 (Sized_incremental_binary::do_reserve_layout): New function.
1678 (Sized_incremental_binary::do_get_input_reader): Remove.
1679 (Sized_incremental_binary::get_symtab_view): New function.
1680 (Incremental_checker::can_incrementally_link_output_file): Remove.
1681 (Incremental_inputs::report_command_line): Exclude --debug options.
1682 (Incremental_inputs::report_archive_begin): Add parameter; track
1683 argument serial numbers; don't put input file entry for archive
1684 before archive members.
1685 (Incremental_inputs::report_archive_end): Put input file entry
1686 for archive after archive members.
1687 (Incremental_inputs::report_object): Add parameter; track argument
1688 serial numbers and in_system_directory flag.
1689 (Incremental_inputs::report_script): Add parameter; track argument
1691 (Output_section_incremental_inputs::set_final_data_size): Adjust
1692 size of symbol info entry; check for forwarding symbols.
1693 (Output_section_incremental_inputs::write_input_files): Write
1694 in_system_directory flag and argument serial number.
1695 (Output_section_incremental_inputs::write_info_blocks): Map section
1696 indices between incremental info and original input file; store
1697 input section index for each symbol.
1698 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1699 change operator() to visit().
1700 (class Global_got_offset_visitor): Likewise.
1701 (class Global_symbol_visitor_got_plt):
1702 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1704 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1705 (Sized_incr_relobj::do_read_symbols): New function.
1706 (Sized_incr_relobj::do_layout): New function.
1707 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1708 (Sized_incr_relobj::do_add_symbols): New function.
1709 (Sized_incr_relobj::do_should_include_member): New function.
1710 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1711 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1712 (Sized_incr_relobj::do_section_size): New function.
1713 (Sized_incr_relobj::do_section_name): New function.
1714 (Sized_incr_relobj::do_section_contents): New function.
1715 (Sized_incr_relobj::do_section_flags): New function.
1716 (Sized_incr_relobj::do_section_entsize): New function.
1717 (Sized_incr_relobj::do_section_address): New function.
1718 (Sized_incr_relobj::do_section_type): New function.
1719 (Sized_incr_relobj::do_section_link): New function.
1720 (Sized_incr_relobj::do_section_info): New function.
1721 (Sized_incr_relobj::do_section_addralign): New function.
1722 (Sized_incr_relobj::do_initialize_xindex): New function.
1723 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1724 (Sized_incr_relobj::do_read_relocs): New function.
1725 (Sized_incr_relobj::do_gc_process_relocs): New function.
1726 (Sized_incr_relobj::do_scan_relocs): New function.
1727 (Sized_incr_relobj::do_count_local_symbols): New function.
1728 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1729 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1730 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1731 (Sized_incr_relobj::do_relocate): New function.
1732 (Sized_incr_relobj::do_set_section_offset): New function.
1733 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1734 (Sized_incr_dynobj::do_read_symbols): New function.
1735 (Sized_incr_dynobj::do_layout): New function.
1736 (Sized_incr_dynobj::do_add_symbols): New function.
1737 (Sized_incr_dynobj::do_should_include_member): New function.
1738 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1739 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1740 (Sized_incr_dynobj::do_section_size): New function.
1741 (Sized_incr_dynobj::do_section_name): New function.
1742 (Sized_incr_dynobj::do_section_contents): New function.
1743 (Sized_incr_dynobj::do_section_flags): New function.
1744 (Sized_incr_dynobj::do_section_entsize): New function.
1745 (Sized_incr_dynobj::do_section_address): New function.
1746 (Sized_incr_dynobj::do_section_type): New function.
1747 (Sized_incr_dynobj::do_section_link): New function.
1748 (Sized_incr_dynobj::do_section_info): New function.
1749 (Sized_incr_dynobj::do_section_addralign): New function.
1750 (Sized_incr_dynobj::do_initialize_xindex): New function.
1751 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1752 (make_sized_incremental_object): New function.
1753 (Incremental_library::copy_unused_symbols): New function.
1754 (Incremental_library::do_for_all_unused_symbols): New function.
1755 * incremental.h (enum Incremental_input_flags): New type.
1756 (class Incremental_checker): Remove.
1757 (Incremental_input_entry::Incremental_input_entry): Add argument
1759 (Incremental_input_entry::arg_serial): New function.
1760 (Incremental_input_entry::set_is_in_system_directory): New function.
1761 (Incremental_input_entry::is_in_system_directory): New function.
1762 (Incremental_input_entry::arg_serial_): New data member.
1763 (Incremental_input_entry::is_in_system_directory_): New data member.
1764 (class Script_info): Move here from script.h.
1765 (Script_info::Script_info): Add filename parameter.
1766 (Script_info::filename): New function.
1767 (Script_info::filename_): New data member.
1768 (Incremental_script_entry::Incremental_script_entry): Add argument
1770 (Incremental_object_entry::Incremental_object_entry): Likewise.
1771 (Incremental_object_entry::add_input_section): Build list of input
1772 sections with map to original shndx.
1773 (Incremental_object_entry::get_input_section_index): New function.
1774 (Incremental_object_entry::shndx_): New data member.
1775 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1776 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1777 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1779 (Incremental_inputs::report_archive_begin): Likewise.
1780 (Incremental_inputs::report_object): Likewise.
1781 (Incremental_inputs::report_script): Likewise.
1782 (class Incremental_global_symbol_reader): New class.
1783 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1784 and store flags and input file type.
1785 (Incremental_input_entry_reader::arg_serial): New function.
1786 (Incremental_input_entry_reader::type): Extract type from flags.
1787 (Incremental_input_entry_reader::is_in_system_directory): New function.
1788 (Incremental_input_entry_reader::get_input_section_count): Call
1789 accessor function for type.
1790 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1791 function for type; adjust size of global symbol entry.
1792 (Incremental_input_entry_reader::get_global_symbol_count): Call
1793 accessor function for type.
1794 (Incremental_input_entry_reader::get_object_count): Likewise.
1795 (Incremental_input_entry_reader::get_object_offset): Likewise.
1796 (Incremental_input_entry_reader::get_member_count): Likewise.
1797 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1798 (Incremental_input_entry_reader::get_member_offset): Likewise.
1799 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1800 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1801 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1802 (Incremental_input_entry_reader::get_global_symbol_reader): New
1804 (Incremental_input_entry_reader::get_output_symbol_index): New
1806 (Incremental_input_entry_reader::type_): Remove.
1807 (Incremental_input_entry_reader::flags_): New data member.
1808 (Incremental_inputs_reader::input_file_offset): New function.
1809 (Incremental_inputs_reader::input_file_index): New function.
1810 (Incremental_inputs_reader::input_file): Call input_file_offset.
1811 (Incremental_inputs_reader::input_file_at_offset): New function.
1812 (Incremental_relocs_reader::get_r_type): Reformat.
1813 (Incremental_relocs_reader::get_r_shndx): Reformat.
1814 (Incremental_relocs_reader::get_r_offset): Reformat.
1815 (Incremental_relocs_reader::data): New function.
1816 (Incremental_binary::Incremental_binary): Initialize new data members.
1817 (Incremental_binary::check_inputs): Add cmdline parameter.
1818 (Incremental_binary::file_is_unchanged): Remove.
1819 (Input_reader::arg_serial): New function.
1820 (Input_reader::get_unused_symbol_count): New function.
1821 (Input_reader::get_unused_symbol): New function.
1822 (Input_reader::do_arg_serial): New function.
1823 (Input_reader::do_get_unused_symbol_count): New function.
1824 (Input_reader::do_get_unused_symbol): New function.
1825 (Incremental_binary::input_file_count): New function.
1826 (Incremental_binary::get_input_reader): Change signature to use
1827 index instead of filename.
1828 (Incremental_binary::file_has_changed): New function.
1829 (Incremental_binary::get_input_argument): New function.
1830 (Incremental_binary::get_library): New function.
1831 (Incremental_binary::get_script_info): New function.
1832 (Incremental_binary::init_layout): New function.
1833 (Incremental_binary::reserve_layout): New function.
1834 (Incremental_binary::output_file): New function.
1835 (Incremental_binary::do_check_inputs): New function.
1836 (Incremental_binary::do_file_is_unchanged): Remove.
1837 (Incremental_binary::do_file_has_changed): New function.
1838 (Incremental_binary::do_init_layout): New function.
1839 (Incremental_binary::do_reserve_layout): New function.
1840 (Incremental_binary::do_input_file_count): New function.
1841 (Incremental_binary::do_get_input_reader): Change signature.
1842 (Incremental_binary::input_args_map_): New data member.
1843 (Incremental_binary::library_map_): New data member.
1844 (Incremental_binary::script_map_): New data member.
1845 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1847 (Sized_incremental_binary::output_section): New function.
1848 (Sized_incremental_binary::inputs_reader): Add const.
1849 (Sized_incremental_binary::symtab_reader): Add const.
1850 (Sized_incremental_binary::relocs_reader): Add const.
1851 (Sized_incremental_binary::got_plt_reader): Add const.
1852 (Sized_incremental_binary::get_symtab_view): New function.
1853 (Sized_incremental_binary::Inputs_reader): New typedef.
1854 (Sized_incremental_binary::Input_entry_reader): New typedef.
1855 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1856 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1857 (Sized_incremental_binary::do_file_has_changed): New function.
1858 (Sized_incremental_binary::do_init_layout): New function.
1859 (Sized_incremental_binary::do_reserve_layout): New function.
1860 (Sized_input_reader::Inputs_reader): Remove.
1861 (Sized_input_reader::Input_entry_reader): Remove.
1862 (Sized_input_reader::do_arg_serial): New function.
1863 (Sized_input_reader::do_get_unused_symbol_count): New function.
1864 (Sized_input_reader::do_get_unused_symbol): New function.
1865 (Sized_incremental_binary::do_input_file_count): New function.
1866 (Sized_incremental_binary::do_get_input_reader): Change signature;
1867 use index instead of filename.
1868 (Sized_incremental_binary::section_map_): New data member.
1869 (Sized_incremental_binary::input_entry_readers_): New data member.
1870 (class Sized_incr_relobj): New class.
1871 (class Sized_incr_dynobj): New class.
1872 (make_sized_incremental_object): New function.
1873 (class Incremental_library): New class.
1874 * layout.cc (Free_list::num_lists): New static data member.
1875 (Free_list::num_nodes): New static data member.
1876 (Free_list::num_removes): New static data member.
1877 (Free_list::num_remove_visits): New static data member.
1878 (Free_list::num_allocates): New static data member.
1879 (Free_list::num_allocate_visits): New static data member.
1880 (Free_list::init): New function.
1881 (Free_list::remove): New function.
1882 (Free_list::allocate): New function.
1883 (Free_list::dump): New function.
1884 (Free_list::print_stats): New function.
1885 (Layout_task_runner::run): Resize output file for incremental updates.
1886 (Layout::Layout): Initialize new data members.
1887 (Layout::set_incremental_base): New function.
1888 (Layout::init_fixed_output_section): New function.
1889 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1890 incremental updates.
1891 (Layout::create_gold_note): Do not create gold note section for
1892 incremental updates.
1893 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1894 for incremental updates.
1895 (Layout::set_section_offsets): For incremental updates, allocate space
1897 (Layout::create_symtab_sections): Layout with offsets relative to
1898 start of section; for incremental updates, allocate space from free
1900 (Layout::create_shdrs): For incremental updates, allocate space from
1902 (Layout::finish_dynamic_section): For incremental updates, do not
1903 check --as-needed (fixed in subsequent patch).
1904 * layout.h (class Free_list): New class.
1905 (Layout::set_incremental_base): New function.
1906 (Layout::incremental_base): New function.
1907 (Layout::init_fixed_output_section): New function.
1908 (Layout::allocate): New function.
1909 (Layout::incremental_base_): New data member.
1910 (Layout::free_list_): New data member.
1911 * main.cc (main): Print Free_list statistics.
1912 * object.cc (Relobj::finalize_incremental_relocs): Add
1913 clear_counts parameter; clear counts only when clear_counts is set.
1914 (Sized_relobj::Sized_relobj): Initialize new base class.
1915 (Sized_relobj::do_layout): Don't report special sections.
1916 (Sized_relobj::do_for_all_local_got_entries): New function.
1917 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1918 symtab_off to all symbol table offsets.
1919 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1920 * object.h (class Got_offset_list): Move to top of file.
1921 (Object::Object): Allow case where input_file == NULL.
1922 (Object::~Object): Likewise.
1923 (Object::input_file): Assert that input_file != NULL.
1924 (Object::lock): Allow case where input_file == NULL.
1925 (Object::unlock): Likewise.
1926 (Object::is_locked): Likewise.
1927 (Object::token): Likewise.
1928 (Object::release): Likewise.
1929 (Object::is_incremental): New function.
1930 (Object::get_mtime): New function.
1931 (Object::for_all_local_got_entries): New function.
1932 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1933 (Object::set_is_in_system_directory): New function.
1934 (Object::is_in_system_directory): New function.
1935 (Object::do_is_incremental): New function.
1936 (Object::do_get_mtime): New function.
1937 (Object::do_for_all_local_got_entries): New function.
1938 (Object::is_in_system_directory_): New data member.
1939 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1940 (class Sized_relobj_base): New class.
1941 (class Sized_relobj): Derive from Sized_relobj_base.
1942 (class Sized_relobj::Symbols): Redeclare from base class.
1943 (class Sized_relobj::local_got_offset_list): Remove.
1944 (class Sized_relobj::Output_sections): Redeclare from base class.
1945 (class Sized_relobj::do_for_all_local_got_entries): New function.
1946 (class Sized_relobj::write_local_symbols): Add offset parameter.
1947 (class Sized_relobj::local_symbol_offset_): Update comment.
1948 (class Sized_relobj::local_dynsym_offset_): Update comment.
1949 * options.cc (Input_arguments::add_file): Remove const.
1950 * options.h (Input_file_argument::Input_file_argument):
1951 Initialize arg_serial_ (all constructors).
1952 (Input_file_argument::set_arg_serial): New function.
1953 (Input_file_argument::arg_serial): New function.
1954 (Input_file_argument::arg_serial_): New data member.
1955 (Input_arguments::Input_arguments): Initialize file_count_.
1956 (Input_arguments::add_file): Remove const.
1957 (Input_arguments::number_of_input_files): New function.
1958 (Input_arguments::file_count_): New data member.
1959 (Command_line::number_of_input_files): Call
1960 Input_arguments::number_of_input_files.
1961 * output.cc (Output_segment_headers::Output_segment_headers):
1963 (Output_section::Input_section::current_data_size): New function.
1964 (Output_section::Output_section): Initialize new data members.
1965 (Output_section::add_input_section): Don't do merge sections for
1966 an incremental link; allocate space from free list for an
1968 (Output_section::add_output_section_data): Allocate space from
1969 free list for an incremental update.
1970 (Output_section::update_data_size): New function.
1971 (Output_section::set_fixed_layout): New function.
1972 (Output_section::reserve): New function.
1973 (Output_segment::set_section_addresses): Remove const.
1974 (Output_segment::set_section_list_addresses): Remove const; allocate
1975 space from free list for an incremental update.
1976 (Output_segment::set_offset): Adjust size of RELRO segment for an
1978 * output.h (Output_data::current_data_size): Move here from
1980 (Output_data::pre_finalize_data_size): New function.
1981 (Output_data::update_data_size): New function.
1982 (Output_section_headers::update_data_size): new function.
1983 (Output_section_data_build::current_data_size): Move to Output_data.
1984 (Output_data_strtab::update_data_size): New function.
1985 (Output_section::current_data_size): Move to Output_data.
1986 (Output_section::set_fixed_layout): New function.
1987 (Output_section::has_fixed_layout): New function.
1988 (Output_section::reserve): New function.
1989 (Output_section::update_data_size): New function.
1990 (Output_section::has_fixed_layout_): New data member.
1991 (Output_section::free_list_): New data member.
1992 (Output_segment::set_section_addresses): Remove const.
1993 (Output_segment::set_section_list_addresses): Remove const.
1994 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1996 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1998 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1999 parameter when calling Add_symbols constructor; store argument
2000 serial number for members of a lib group.
2001 (Add_symbols::locks): Allow case where token == NULL.
2002 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2003 (Read_member::~Read_member): New function.
2004 (Read_member::is_runnable): New function.
2005 (Read_member::locks): New function.
2006 (Read_member::run): New function.
2007 (Check_script::~Check_script): New function.
2008 (Check_script::is_runnable): New function.
2009 (Check_script::locks): New function.
2010 (Check_script::run): New function.
2011 (Check_library::~Check_library): New function.
2012 (Check_library::is_runnable): New function.
2013 (Check_library::locks): New function.
2014 (Check_library::run): New function.
2015 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2016 (Add_symbols::library_): New data member.
2017 (class Read_member): New class.
2018 (class Check_script): New class.
2019 (class Check_library): New class.
2020 * reloc.cc (Read_relocs::is_runnable): Allow case where
2022 (Read_relocs::locks): Likewise.
2023 (Scan_relocs::locks): Likewise.
2024 (Relocate_task::locks): Likewise.
2025 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2027 (Sized_relobj::incremental_relocs_scan): Fix comment.
2028 (Sized_relobj::do_relocate): Pass output file offset to
2029 write_local_symbols.
2030 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2031 from class declaration.
2032 * script.cc (read_input_script): Allocate Script_info; pass
2033 argument serial number to report_script.
2034 * script.h (class Script_info): Move to incremental.h.
2035 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2036 * symtab.h (Symbol_table::add_from_incrobj): New function.
2037 (Symbol_table::set_file_offset): New function.
2039 2011-04-05 Cary Coutant <ccoutant@google.com>
2041 * incremental-dump.cc (dump_incremental_inputs): Change signature
2042 to take a Sized_incremental_binary; change caller. Use readers
2043 in Sized_incremental_binary.
2045 (Sized_incremental_binary::find_incremental_inputs_sections):
2046 Rename do_find_incremental_inputs_sections to this.
2047 (Sized_incremental_binary::setup_readers): New function.
2048 (Sized_incremental_binary::do_check_inputs): Check
2049 has_incremental_info_ flag; move setup code to setup_readers;
2051 (Sized_incremental_binary::do_file_is_unchanged): New function.
2052 (Sized_incremental_binary::do_get_input_reader): New function.
2053 * incremental.h (class Incremental_binary): Move to end of file.
2054 (Incremental_binary::file_is_unchanged): New function.
2055 (Incremental_binary::do_file_is_unchanged): New function.
2056 (Incremental_binary::Input_reader): New class.
2057 (Incremental_binary::get_input_reader): New function.
2058 (class Sized_incremental_binary): Move to end of file.
2059 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2060 input section reader classes.
2061 (Sized_incremental_binary::has_incremental_info): New function.
2062 (Sized_incremental_binary::inputs_reader): New function.
2063 (Sized_incremental_binary::symtab_reader): New function.
2064 (Sized_incremental_binary::relocs_reader): New function.
2065 (Sized_incremental_binary::got_plt_reader): New function.
2066 (Sized_incremental_binary::do_file_is_unchanged): New function.
2067 (Sized_incremental_binary::Sized_input_reader): New class.
2068 (Sized_incremental_binary::get_input_reader): New function.
2069 (Sized_incremental_binary::find_incremental_inputs_sections):
2070 Rename do_find_incremental_inputs_sections to this.
2071 (Sized_incremental_binary::setup_readers): New function.
2072 (Sized_incremental_binary::has_incremental_info_): New data member.
2073 (Sized_incremental_binary::inputs_reader_): New data member.
2074 (Sized_incremental_binary::symtab_reader_): New data member.
2075 (Sized_incremental_binary::relocs_reader_): New data member.
2076 (Sized_incremental_binary::got_plt_reader_): New data member.
2077 (Sized_incremental_binary::current_input_file_): New data member.
2079 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2082 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2085 2011-03-30 Cary Coutant <ccoutant@google.com>
2087 * archive.cc (Archive::include_member): Adjust call to report_object.
2088 (Add_archive_symbols::run): Add script_info to call to
2089 report_archive_begin.
2090 (Lib_group::include_member): Adjust call to report_object.
2091 (Add_lib_group_symbols::run): Adjust call to report_object.
2092 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2093 blocks. Add object count for script input files.
2094 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2095 script_info parameter; change all callers.
2096 (Incremental_inputs::report_object): Add script_info parameter;
2098 (Incremental_inputs::report_script): Store backpointer to
2099 incremental info entry.
2100 (Output_section_incremental_inputs::set_final_data_size): Record
2101 additional information for scripts.
2102 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2103 * incremental.h (Incremental_script_entry::add_object): New function.
2104 (Incremental_script_entry::get_object_count): New function.
2105 (Incremental_script_entry::get_object): New function.
2106 (Incremental_script_entry::objects_): New data member; adjust
2108 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2109 (Incremental_inputs::report_object): Add script_info parameter.
2110 (Incremental_inputs_reader::get_object_count): New function.
2111 (Incremental_inputs_reader::get_object_offset): New function.
2112 * options.cc (Input_arguments::add_file): Return reference to
2114 * options.h (Input_argument::set_script_info): New function.
2115 (Input_argument::script_info): New function.
2116 (Input_argument::script_info_): New data member; adjust all
2118 (Input_file_group::add_file): Return reference to new input argument.
2119 (Input_file_lib::add_file): Likewise.
2120 (Input_arguments::add_file): Likewise.
2121 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2122 * script.cc (Parser_closure::Parser_closure): Add script_info
2123 parameter; adjust all callers.
2124 (Parser_closure::script_info): New function.
2125 (Parser_closure::script_info_): New data member.
2126 (read_input_script): Report scripts earlier to incremental info.
2127 (script_add_file): Set script_info in Input_argument.
2128 (script_add_library): Likewise.
2129 * script.h (Script_options::Script_info): Rewrite class.
2131 2011-03-29 Cary Coutant <ccoutant@google.com>
2133 * archive.cc (Library_base::should_include_member): Move
2134 method here from class Archive.
2135 (Archive::Archive): Initialize base class.
2136 (Archive::should_include_member): Move to base class.
2137 (Archive::do_for_all_unused_symbols): New function.
2138 (Add_archive_symbols::run): Remove redundant access to
2140 (Lib_group::Lib_group): Initialize base class.
2141 (Lib_group::do_filename): New function.
2142 (Lib_group::include_member): Pass pointer to Lib_group to
2144 (Lib_group::do_for_all_unused_symbols): New function.
2145 (Add_lib_group_symbols::run): Report archive information for
2147 * archive.h (class Library_base): New base class.
2148 (class Archive): Derive from Library_base.
2149 (Archive::filename): Move to base class.
2150 (Archive::set_incremental_info): Likewise.
2151 (Archive::incremental_info): Likewise.
2152 (Archive::Should_include): Likewise.
2153 (Archive::should_include_member): Likewise.
2154 (Archive::Armap_entry): Remove.
2155 (Archive::Unused_symbol_iterator): Remove.
2156 (Archive::unused_symbols_begin): Remove.
2157 (Archive::unused_symbols_end): Remove.
2158 (Archive::do_filename): New function.
2159 (Archive::do_get_mtime): New function.
2160 (Archive::do_for_all_unused_symbols): New function.
2161 (Archive::task_): Move to base class.
2162 (Archive::incremental_info_): Likewise.
2163 (class Lib_group): Derive from Library_base.
2164 (Lib_group::do_filename): New function.
2165 (Lib_group::do_get_mtime): New function.
2166 (Lib_group::do_for_all_unused_symbols): New function.
2167 (Lib_group::task_): Move to base class.
2168 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2170 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2172 * incremental.cc (Incremental_inputs::report_archive_begin):
2173 Use Library_base; call library's get_mtime; add incremental inputs
2174 entry before members.
2175 (class Unused_symbol_visitor): New class.
2176 (Incremental_inputs::report_archive_end): Use Library_base; use
2177 visitor class to record unused symbols; don't add incremental inputs
2178 entry after members.
2179 (Incremental_inputs::report_object): Use Library_base.
2181 (Incremental_archive_entry::Incremental_archive_entry): Remove
2182 unused Archive parameter.
2183 (Incremental_inputs::report_archive_begin): Use Library_base.
2184 (Incremental_inputs::report_archive_end): Likewise.
2185 (Incremental_inputs::report_object): Likewise.
2186 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2188 * object.h (Object::for_all_global_symbols): New function.
2189 (Object::do_for_all_global_symbols): New function.
2190 (Sized_relobj::do_for_all_global_symbols): New function.
2191 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2193 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2196 2011-03-27 Ian Lance Taylor <iant@google.com>
2198 * archive.cc (Archive::interpret_header): Return -1 if something
2199 goes wrong. Change callers accordingly.
2201 2011-03-25 Cary Coutant <ccoutant@google.com>
2203 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2204 * testsuite/Makefile.in: Regenerate.
2206 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2208 * plugin.cc (get_view): New.
2209 (Plugin::load): Pass get_view to the plugin.
2210 (Plugin_manager::get_view): New.
2212 2011-03-21 Ian Lance Taylor <iant@google.com>
2214 * testsuite/final_layout.sh: Rewrite to not use dc.
2215 * testsuite/relro_test.sh: Fail if dc is not present.
2217 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2219 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2221 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2222 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2224 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2225 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2227 2011-03-14 Ian Lance Taylor <iant@google.com>
2229 * script-sections.cc (Sort_output_sections::script_compare):
2230 Rename from is_before, change return type.
2231 (Sort_output_sections::operator()): Adjust accordingly.
2233 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2236 * testsuite/odr_violation2.cc: Add comment to make all error line
2237 numbers double digits.
2238 * testsuite/debug_msg.sh: Adjust expected errors.
2240 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2242 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2243 but mark earlier ones as non-canonical
2244 (offset_to_iterator): Update search target and example
2245 (do_addr2line): Return extra lines in a vector*
2246 (format_file_lineno): Extract from do_addr2line
2247 (one_addr2line): Add vector* out-param
2248 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2249 when a lineno entry appeared last for its instruction
2250 (Dwarf_line_info): Add vector* out-param
2251 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2252 * symtab.cc (Odr_violation_compare): Include the lineno in the
2254 (linenos_from_loc): New. Combine the canonical line for an
2255 address with its other lines.
2256 (True_if_intersect): New. Helper functor to make
2257 std::set_intersection a query.
2258 (detect_odr_violations): Compare sets of lines instead of just
2259 one line for each function. This became less deterministic, but
2260 has fewer false positives.
2261 * symtab.h: Declarations.
2262 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2263 mix an optimized and non-optimized object in the same binary
2264 (odr_violation2.so): Same.
2265 * testsuite/Makefile.in: Regenerate from Makefile.am.
2266 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2267 * testsuite/debug_msg.sh: Update line numbers and add
2269 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2270 non-optimized context.
2271 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2272 isn't inlined, and use OdrDerived in an optimized context.
2273 * testsuite/odr_header1.h: Defines OdrDerived, where
2274 optimization will change the
2275 first-instruction-in-the-destructor's file and line number.
2276 * testsuite/odr_header2.h: Defines OdrBase.
2278 2011-03-09 Ian Lance Taylor <iant@google.com>
2280 * fileread.cc (File_read::clear_views): Don't delete the whole
2283 2011-03-08 Ian Lance Taylor <iant@google.com>
2286 * fileread.cc: #include <climits>.
2287 (GOLD_IOV_MAX): Define.
2288 (File_read::read_multiple): Limit number of entries by iov_max.
2289 * fileread.h (class File_read): Always set max_readv_entries to
2292 2011-03-07 Ian Lance Taylor <iant@google.com>
2295 * options.h (class General_options): Add -dy and -dn.
2297 2011-03-02 Cary Coutant <ccoutant@google.com>
2299 * testsuite/script_test_9.t: Add TLS segment.
2301 2011-03-02 Simon Baldwin <simonb@google.com>
2303 * configure.ac: Add check for gnu_indirect_function support in
2304 the toolchain building binutils.
2305 * configure: Rebuild.
2307 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2309 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2310 plugin only symbols.
2311 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2312 in plugin files as not needed in the symbol table.
2314 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2316 * output.cc (Output_section::add_input_section): Delay fill
2317 generation for section ordering.
2319 2011-02-09 Ian Lance Taylor <iant@google.com>
2322 * object.h (class Sized_relobj): Remove clear_local_symbols.
2323 * reloc.cc (Sized_relobj::do_relocate): Don't call
2324 clear_local_symbols.
2326 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2328 * plugin.cc (is_visible_from_outside): Return true for symbols
2331 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2333 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2336 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2338 * icf.h (is_section_foldable_candidate): Change type of parameter
2340 * icf.cc (Icf::find_identical_sections): Change type of local variable
2341 section_name to be std::string.
2342 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2344 2011-01-25 Ian Lance Taylor <iant@google.com>
2346 * script.cc (script_add_extern): Rewrite to use
2347 add_symbol_reference.
2349 2011-01-25 Doug Kwan <dougkwan@google.com>
2351 * icf.cc (get_section_contents): Always lock section's object.
2353 2011-01-24 Ian Lance Taylor <iant@google.com>
2355 * options.h (class General_options): Accept
2356 --no-detect-odr-violations.
2358 2011-01-24 Ian Lance Taylor <iant@google.com>
2360 * version.cc (version_string): Bump to 1.11.
2362 2011-01-24 Ian Lance Taylor <iant@google.com>
2364 * plugin.cc (class Plugin_rescan): Define new class.
2365 (Plugin_manager::claim_file): Set any_claimed_.
2366 (Plugin_manager::save_archive): New function.
2367 (Plugin_manager::save_input_group): New function.
2368 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2370 (Plugin_manager::new_undefined_symbol): New function.
2371 (Plugin_manager::rescan): New function.
2372 (Plugin_manager::rescannable_defines): New function.
2373 (Plugin_manager::add_input_file): Set any_added_.
2374 * plugin.h (class Plugin_manager): define new fields rescannable_,
2375 undefined_symbols_, any_claimed_, and any_added_. Declare
2376 Plugin_rescan as friend. Declare new functions.
2377 (Plugin_manager::Rescannable): Define type.
2378 (Plugin_manager::Rescannable_list): Define type.
2379 (Plugin_manager::Undefined_symbol_list): Define type.
2380 (Plugin_manager::Plugin_manager): Initialize new fields.
2381 * archive.cc (Archive::defines_symbol): New function.
2382 (Add_archive_symbols::run): Pass archive to plugins if any.
2383 * archive.h (class Archive): Declare defines_symbol.
2384 * readsyms.cc (Input_group::~Input_group): New function.
2385 (Finish_group::run): Pass input_group to plugins if any.
2386 * readsyms.h (class Input_group): Declare destructor.
2387 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2390 2011-01-10 Ian Lance Taylor <iant@google.com>
2392 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2394 (Layout::set_segment_offsets): Reset increase_relro before calling
2395 set_section_addresses a second time.
2397 2011-01-04 Cary Coutant <ccoutant@google.com>
2399 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2400 sections before NOBITS sections.
2402 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2404 * version.cc (print_version): Update copyright to 2011.
2406 2010-12-23 Cary Coutant <ccoutant@google.com>
2408 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2409 of OS to this->add. Add OD parameter to second form of the function.
2411 2010-12-20 Ian Lance Taylor <iant@google.com>
2413 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2414 second of two consecutive entries with same offset.
2416 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2418 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2419 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2420 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2421 to avoid unneeded links against $(LDADD).
2422 * testsuite/Makefile.in: Regenerate.
2424 2010-12-15 Ian Lance Taylor <iant@google.com>
2427 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2428 for R_X86_64_32 and R_X86_64_PC32.
2429 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2430 ver_matching_def_pic.o.
2431 (ver_matching_def_pic.o): New target.
2433 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2435 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2436 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2437 Move definition before File_read::View member definitions.
2438 (File_read::View::~View): Initialize and hold lock before
2439 updating current_mapped_bytes.
2441 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2443 * dwarf_reader.cc: Remove outdated comment.
2444 * gold-threads.cc: Fix typo in error message.
2445 * archive.cc: Fix typos in comments.
2446 * archive.h: Likewise.
2447 * arm-reloc-property.cc: Likewise.
2448 * arm-reloc-property.h: Likewise.
2449 * arm-reloc.def: Likewise.
2451 * attributes.h: Likewise.
2452 * cref.cc: Likewise.
2453 * ehframe.cc: Likewise.
2454 * fileread.h: Likewise.
2456 * i386.cc: Likewise.
2458 * incremental.h: Likewise.
2459 * int_encoding.cc: Likewise.
2460 * layout.h: Likewise.
2461 * main.cc: Likewise.
2462 * merge.h: Likewise.
2463 * object.cc: Likewise.
2464 * object.h: Likewise.
2465 * options.cc: Likewise.
2466 * readsyms.cc: Likewise.
2467 * reduced_debug_output.cc: Likewise.
2468 * reloc.cc: Likewise.
2469 * script-sections.cc: Likewise.
2470 * sparc.cc: Likewise.
2471 * symtab.h: Likewise.
2472 * target-reloc.h: Likewise.
2473 * target.cc: Likewise.
2474 * target.h: Likewise.
2475 * timer.cc: Likewise.
2476 * timer.h: Likewise.
2477 * x86_64.cc: Likewise.
2479 2010-12-09 Cary Coutant <ccoutant@google.com>
2481 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2483 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2484 parameter; change all callers.
2485 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2486 * options.h (warn_execstack): New option.
2488 2010-12-07 Doug Kwan <dougkwan@google.com>
2490 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2491 like function call relocations.
2493 2010-12-07 Ian Lance Taylor <iant@google.com>
2495 * archive.cc (Archive::get_elf_object_for_member): Permit
2496 punconfigured to be NULL.
2497 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2498 (Archive::include_member): Pass NULL to get_elf_object_for_member
2499 if we searched for the archive and this is the first included
2502 2010-12-01 Ian Lance Taylor <iant@google.com>
2504 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2505 track_relocs_type_ field.
2506 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2507 Set track_relocs_type_.
2508 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2509 contents when using RELA relocs.
2510 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2512 * reloc.cc (Track_relocs::next_addend): New function.
2513 * reloc.h (class Track_relocs): Declare next_addend.
2515 2010-12-01 Ian Lance Taylor <iant@google.com>
2517 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2520 2010-12-01 Ian Lance Taylor <iant@google.com>
2522 * README: Update compilers known to work and fail.
2524 2010-11-23 Matthias Klose <doko@ubuntu.com>
2526 * configure.in: For --enable-gold, handle value `default' instead of
2527 `both*'. Always install ld as ld.bfd, install as ld if gold is
2529 * configure: Regenerate.
2531 2010-11-18 Doug Kwan <dougkwan@google.com>
2533 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2534 and right_alignment to be zero. Store result alignment only if it is
2535 greater than existing alignment.
2537 2010-11-16 Cary Coutant <ccoutant@google.com>
2540 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2541 Check for ".zdebug_line".
2543 2010-11-16 Doug Kwan <dougkwan@google.com>
2544 Cary Coutant <ccoutant@google.com>
2546 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2547 by reference; adjust all callers.
2548 * output.cc (Output_segment::set_section_addresses): Adjust references
2549 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2551 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2552 end at page boundary.
2554 2010-11-16 Cary Coutant <ccoutant@google.com>
2557 * layout.cc (Layout::choose_output_section): Transform names of
2558 compressed sections even when using a script with a SECTIONS clause.
2559 (Layout::output_section_name): Remove code to transform
2560 compressed debug section names.
2561 * output.cc (Output_section::add_input_section): Use uncompressed
2562 section size when tracking input sections.
2564 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2566 * symtab.h (Symbol::NON_PIC_REF): Remove.
2567 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2568 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2569 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2570 (Symbol::use_plt_offset): Take a flags argument and pass it
2571 directly to needs_dynamic_reloc. Restrict check for undefined
2572 weak symbols to function calls.
2573 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2574 (Target_arm::Scan::global): Use it.
2575 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2576 (Target_arm::Relocate::relocate): Likewise.
2577 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2578 parameter with an r_type parameter. Use get_reference_flags
2580 (Target_arm::Relocate::relocate): Update accordingly.
2581 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2582 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2583 (Target_i386::Scan::global): Likewise.
2584 (Target_i386::Relocate::relocate): Likewise.
2585 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2586 parameter with an r_type parameter. Use get_reference_flags
2588 (Target_i386::Relocate::relocate): Update accordingly.
2589 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2590 (Target_powerpc::Scan::global): Use it.
2591 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2592 (Target_powerpc::Relocate::relocate): Likewise.
2593 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2594 (Target_sparc::Scan::global): Use it.
2595 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2596 (Target_sparc::Relocate::relocate): Likewise.
2597 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2598 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2599 (Target_x86_64::Scan::global): Likewise.
2600 (Target_x86_64::Relocate::relocate): Likewise.
2602 2010-11-08 Doug Kwan <dougkwan@google.com>
2603 Cary Coutant <ccoutant@google.com>
2605 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2606 (Arm_exidx_merge_section::section_contents_): New data member.
2607 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2608 (Arm_input_section::~Arm_input_section): De-allocate memory.
2609 (Arm_input_section::original_contents_): New data member.
2610 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2611 in parameters instead of calling Object::section_contents without
2613 (Arm_output_section::group_section): New parameter TASK. Pass it
2614 to callees that need locking objects.
2615 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2616 to lock EXIDX input sections. Fix a formatting issue. Call
2617 Arm_exidx_merged_section::build_contents to create merged section
2619 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2620 to lock object of stub table owner.
2621 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2622 TEXT_SIZE to initialize data member TEXT_SIZE_.
2623 (Arm_exidx_input_section::addralign): Fix typo in comment.
2624 (Arm_exidx_input_section::text_size): New method.
2625 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2626 that require locking objects. Lock objects before scanning for stubs
2627 and updating local symbols.
2628 (Arm_input_section<big_endian>::init): Copy contents of original
2630 (Arm_input_section<big_endian>::do_write): Use saved contents of
2631 original input section instead of calling Object::section_contents
2633 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2634 size without calling Object::section_size().
2635 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2636 for size. Allocate a buffer for merged EXIDX entries.
2637 (Arm_exidx_merged_section::build_contents): New method.
2638 (Arm_exidx_merged_section::do_write): Move merge section contents
2639 building code to Arm_exidx_merged_section::build_contetns. Write
2640 out contetns in buffer instead of building it on the fly.
2641 (Arm_relobj::make_exidx_input_section): Also pass text section size
2642 to Arm_exidx_input_section constructor.
2643 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2644 (Arm_dynobj::do_read_symbols): Fix memory leak.
2645 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2646 * target.h: (class Task): Add forward declaration.
2647 (Target::relax): Add new parameter TASK and pass it to
2649 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2651 2010-11-05 Cary Coutant <ccoutant@google.com>
2654 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2655 object when reading from the file.
2656 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2658 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2659 when reading section contents.
2660 (get_section_contents): Likewise.
2661 (icf::find_identical_sections): Likewise.
2662 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2663 object when reading from the file.
2664 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2665 the object when doing deferred section layout.
2667 2010-11-03 Nick Clifton <nickc@redhat.com>
2670 * script.h (class Symbol_assignment: name): New member. Returns
2671 the name of the symbol.
2672 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2673 Returns true if the given symbol name is on the list of
2674 assignments wating to be processed.
2675 * archive.cc (should_incldue_member): If the symbol is undefined,
2676 check to see if it is on the list of symbols pending assignment.
2678 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2680 * script-sections.cc (Script_sections::find_memory_region): Check
2681 for a NULL output section pointer.
2683 2010-10-29 Doug Kwan <dougkwan@google.com>
2685 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2686 Output_section::add_relaxed_input_section.
2687 * output.cc (Output_section::add_relaxed_input_section): Add new
2688 arguments LAYOUT and NAME. Set section order index.
2689 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2690 Copy section order index.
2691 * output.h (Output_section::add_relaxed_input_section): Add new
2692 arguments LAYOUT and NAME.
2694 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2696 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2697 NATIVE_OR_CROSS_LINKER.
2698 * testsuite/Makefile.in: Regenerate.
2700 2010-10-20 Doug Kwan <dougkwan@google.com>
2702 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2703 without SHF_LINK_ORDER flags.
2704 * layout.cc (Layout::choose_output_section): Do not filter
2705 SHF_LINK_ORDER flag in a relocatable link.
2707 2010-10-17 Cary Coutant <ccoutant@google.com>
2709 * output.h (Output_segment::set_section_addresses): Change function
2710 signature. Update all callers.
2711 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2713 (Output_segment::set_section_addresses): Align after last TLS
2714 section. Add padding before last relro section instead of after.
2716 2010-10-17 Doug Kwan <dougkwan@google.com>
2718 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2719 GOT output section to be writable.
2721 2010-10-14 Cary Coutant <ccoutant@google.com>
2723 * debug.h (DEBUG_INCREMENTAL): New flag.
2724 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2725 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2727 * incremental.cc (report_command_line): Ignore all forms of
2729 * layout.cc (Layout::Layout): Check parameters for incremental link
2731 * options.cc (General_options::parse_incremental): New function.
2732 (General_options::parse_no_incremental): New function.
2733 (General_options::parse_incremental_full): New function.
2734 (General_options::parse_incremental_update): New function.
2735 (General_options::incremental_mode_): New data member.
2736 (General_options::finalize): Check incremental_mode_.
2737 * options.h (General_options): Update help text for --incremental.
2738 Add --no-incremental, --incremental-full, --incremental-update.
2739 (General_options::Incremental_mode): New enum type.
2740 (General_options::incremental_mode): New function.
2741 (General_options::incremental_mode_): New data member.
2742 * parameters.cc (Parameters::incremental_mode_): New data member.
2743 (Parameters::set_options): Set incremental_mode_.
2744 (Parameters::set_incremental_full): New function.
2745 (Parameters::incremental): New function.
2746 (Parameters::incremental_update): New function.
2747 (set_parameters_incremental_full): New function.
2748 * parameters.h (Parameters::set_incremental_full): New function.
2749 (Parameters::incremental): New function.
2750 (Parameters::incremental_update): New function.
2751 (Parameters::incremental_mode_): New data member.
2752 (set_parameters_incremental_full): New function.
2753 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2754 incremental link mode.
2755 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2756 (Sized_relobj::do_relocate_sections): Likewise.
2757 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2759 * testsuite/Makefile.in: Regenerate.
2760 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2762 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2764 * script-sections.h (class Script_sections): Make
2765 Sections_elements typedef public.
2766 * script-sections.cc (class Sort_output_sections): Add elements_
2767 field. Add constructor which sets it; change all callers.
2768 (Sort_output_sections::is_before): New function.
2769 (Sort_output_sections::operator()): Call is_before.
2770 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2772 * testsuite/script_test_10.sh: New test. Test script section
2774 * testsuite/script_test_10.t: Likewise.
2775 * testsuite/script_test_10.s: Likewise.
2776 * testsuite/Makefile.am: Wrap the cross linker tests and the
2777 common tests into NATIVE_OR_CROSS_LINKER.
2778 (check_SCRIPTS): Add script_test_10.sh.
2779 (check_DATA): Add script_test_10.stdout.
2780 (script_test_10.o, script_test_10): New targets.
2781 (script_test_10.stdout): New target.
2782 * configure, testsuite/Makefile.in: Regenerate.
2784 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2786 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2787 error for the deprecated relocations.
2788 (Target_arm::Scan::global): Likewise.
2789 (Target_arm::Relocate::relocate): Likewise.
2791 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2793 * fileread.cc (Input_file::find_file): Initialize *found_name
2794 and *namep when using the fallback search for case 4.
2796 2010-10-11 Cary Coutant <ccoutant@google.com>
2798 * options.h (class General_options): Redefine -z lazy as an alias for
2799 the negation of -z now.
2801 2010-10-11 Ian Lance Taylor <iant@google.com>
2803 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2806 2010-10-06 Nick Clifton <nickc@redhat.com>
2808 * script-sections.cc(class Memory_region): Remove
2809 current_lma_offset_ field. Rename current_vma_offset_ to
2810 current_offset_. Add last_section_ field.
2811 (Memory_region::get_current_vma_address): Rename to
2812 get_current_address.
2813 (Memory_region::get_current_lma_address): Delete.
2814 (Memory_region::increment_vma_offset): Rename to
2816 (Memory_region::increment_lma_offset): Delete.
2817 (Memory_region::attributes_compatible): New method. Returns
2818 true if the provided section is compatible with the region.
2819 (Memory_region::get_last_section): New method. Returns the last
2820 section to use the region.
2821 (Memory_region::set_last_section): New method. Stores the last
2822 section to use the region.
2823 (Script_sections::block_in_region): New method. Returns true if
2824 a block of memory is contained within a region.
2825 (Script_sections::find_memory_region): New method. Locates a
2826 memory region to be used to set a VMA or LMA address.
2827 (Output_section_definition::set_section_addresses): Add code to
2828 check for addresses set by memory regions.
2829 (Output_segment::set_section_addresses): Remove memory region
2831 (Script_sections::create_segment): Add a warning if a header
2832 segment is created outside of any region.
2833 * script-sections.h (class Script_sections): Add prototypes for
2834 find_memory_region and block_in_region methods.
2835 * testsuite/memory_test.s: Use .long instead of .word.
2836 * testsuite/memory_test.t: Add some more output sections.
2837 * testsuite/memory_test.sh: Update expected output.
2839 2010-10-02 Doug Kwan <dougkwan@google.com>
2841 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2842 defintion to symtab.h
2843 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2844 declaration to defintion.
2846 2010-10-01 Nick Clifton <nickc@redhat.com>
2848 * expression.cc (eval): Replace dummy argument with NULL.
2849 (eval_maybe_dot): Check for a NULL result section pointer.
2850 (Symbol_expression::value): Likewise.
2851 (Dot_expression::value): Likewise.
2852 (BINARY_EXPRESSION): Likewise.
2853 (Max_expression::value): Likewise.
2854 (Min_expression::value): Likewise.
2855 (Absolute_expression::value): Likewise.
2856 (Addr_expression::value_from_output_section): Likewise.
2857 (Loaddddr_expression::value_from_output_section): Likewise.
2858 (Segment_start_expression::value): Likewise.
2859 * script-sections.cc
2860 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2862 (Sections_elememt_dot_assignment::set_section_addresses):
2864 (Output_data_expression::do_write_to_buffer): Likewise.
2865 (Output_section_definition::finalize_symbols): Likewise.
2866 (Output_section_definition::set_section_addresses): Likewise.
2868 2010-09-30 Doug Kwan <dougkwan@google.com>
2870 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2872 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2874 * target.h (Target::can_icf_inline_merge_sections): New virtual
2876 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2878 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2880 * icf.cc (get_section_contents): Inline merge sections only when
2883 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2885 * configure: Regenerate.
2887 2010-09-17 Ian Lance Taylor <iant@google.com>
2889 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2890 * testsuite/Makefile.am (memory_test.o): New target.
2891 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2893 * testsuite/Makefile.in: Rebuild.
2895 2010-09-17 Doug Kwan <dougkwan@google.com>
2897 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2898 defintion if relocation uses GOT entries of the symbol.
2899 * testsuite/icf_safe_test.sh: Fix test.
2900 * testsuite/icf_safe_so_test.sh: Fix test.
2902 2010-09-16 Cary Coutant <ccoutant@google.com>
2904 * script_sections.cc (class Memory_region): Remove "NULL" from
2905 vector initializations.
2907 2010-09-15 Cary Coutant <ccoutant@google.com>
2909 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2910 Resolve forwarding symbols.
2912 2010-09-15 Doug Kwan <dougkwan@google.com>
2914 * gold/testsuite/script_test_3.t: Add ARM special sections.
2915 * gold/testsuite/script_test_4.t: Same.
2916 * gold/testsuite/script_test_5.t: Same.
2917 * gold/testsuite/script_test_6.t: Same.
2918 * gold/testsuite/script_test_7.t: Same.
2919 * gold/testsuite/script_test_7.t: Same.
2920 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2922 2010-09-14 Cary Coutant <ccoutant@google.com>
2924 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2925 (Target_x86_64::Relocate::relocate_tls): Replace check for
2926 saw_tls_block_reloc_ with test for executable section.
2928 2010-09-12 Cary Coutant <ccoutant@google.com>
2930 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2931 position-independent executables to shared libraries need dynamic
2933 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2934 position-independent executables.
2935 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2936 * testsuite/Makefile.in: Regenerate.
2938 2010-09-10 Nick Clifton <nickc@redhat.com>
2941 * testsuite/memory_test.t: Discard any sections that are not
2944 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2947 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2948 "This::" to work around a bug in gcc 4.2.
2950 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2952 2010-09-09 Rafael Espindola <espindola@google.com>
2954 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2955 sections with different PF_X flags in the same segment.
2956 (Layout::find_first_load_seg): Search all segments to find the first
2958 * options.h (rosegment): New.
2960 2010-09-08 Rafael Espindola <espindola@google.com>
2962 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2964 2010-09-08 Doug Kwan <dougkwan@google.com>
2966 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2967 (Arm_relobj::do_relocate_sections): Add new parameter for output
2968 file to match the parent.
2969 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2970 of local symbols instead of input values. Update code to track
2971 changes in gold::relocate_section.
2972 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2973 (Sized_relobj::compute_final_local_value_internal): New methods.
2974 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2975 body into private version of Sized_relobj::compute_final_local_value.
2976 Call the inline method.
2977 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2978 merged symbol value if there is one.
2979 (Symbol_value::has_output_value): New method defintiion.
2980 (Sized_relobj::Compute_final_local_value_status): New enum type.
2981 (Sized_relobj::compute_final_local_value): New methods.
2982 (Sized_relobj::compute_final_local_value_internal): New methods.
2983 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2984 and arm_cortex_a8.sh.
2985 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2986 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2988 * Makefile.in: Regenerate.
2989 * testsuite/arm_bl_out_of_range.s: Update test.
2990 * testsuite/thumb_bl_out_of_range.s: Ditto.
2991 * testsuite/thumb_blx_out_of_range.s: Ditto.
2992 * testsuite/arm_branch_out_of_range.sh: New file.
2993 * testsuite/arm_cortex_a8.sh: Ditto.
2994 * testsuite/arm_cortex_a8_b.s: Ditto.
2995 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2996 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2997 * testsuite/arm_cortex_a8_bl.s: Ditto.
2998 * testsuite/arm_cortex_a8_blx.s: Ditto.
2999 * testsuite/arm_cortex_a8_local.s: Ditto.
3000 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3001 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3003 2010-09-08 Rafael Espindola <espindola@google.com>
3005 * Makefile.am (memory_test.stdout): Run readelf with -W.
3006 * Makefile.in: Regenerate.
3007 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3010 2010-09-08 Rafael Espindola <espindola@google.com>
3012 * script-sections.cc (Script_sections::add_memory_region): Convert
3013 field precision to int.
3014 * script.cc (script_set_section_region, script_set_section_region):
3015 Convert field precision to int.
3017 2010-09-08 Rafael Espindola <espindola@google.com>
3019 * arm.cc (do_finalize_sections): Create the __exidx_start and
3020 __exdix_end symbols even when the section is missing.
3022 2010-09-08 Nick Clifton <nickc@redhat.com>
3024 * README: Remove claim that MEMORY is not supported.
3025 * expression.cc (script_exp_function_origin)
3026 (script_exp_function_length): Move from here to ...
3027 * script.cc: ... here.
3028 (script_set_section_region, script_add_memory)
3029 (script_parse_memory_attr, script_include_directive): New
3031 * script-sections.cc
3032 (class Memory_region): New class.
3033 (class Output_section_definition): Add set_memory_region,
3034 set_section_vma, set_section_lma and get_section_name methods.
3035 (class Script_Sections): Add add_memory_region,
3036 find_memory_region, find_memory_region_origin,
3037 find_memory_region_length and set_memory_region methods.
3038 Have set_section_addresses method walk the list of set memory
3040 Extend the print methos to display memory regions.
3041 * script-sections.h: Add prototypes for new methods.
3042 Add enum for MEMORY region attributes.
3043 * yyscript.y: Add support for parsing MEMORY regions.
3044 * script-c.h: Add prototypes for new functions.
3045 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3046 * testsuite/Makefile.in: Regenerate.
3047 * testsuite/memory_test.sh: New script.
3048 * testsuite/memory_test.s: New assembler source file.
3049 * testsuite/memory_test.t: New linker script.
3051 2010-08-27 Doug Kwan <dougkwan@google.com>
3053 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3054 reference override an existing dynamic weak reference.
3055 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3056 * testsuite/Makefile.in: Regenerate.
3057 * testsuite/dyn_weak_ref.sh: New file.
3058 * testsuite/dyn_weak_ref_1.c: Ditto.
3059 * testsuite/dyn_weak_ref_2.c: Ditto.
3061 2010-08-27 Ian Lance Taylor <iant@google.com>
3063 * incremental.h (class Incremental_input_entry): Add virtual
3066 2010-08-27 Ian Lance Taylor <iant@google.com>
3068 * testsuite/start_lib_test_3.c: Mark t3 as used.
3070 2010-08-27 Nick Clifton <nickc@redhat.com>
3072 * options.cc (version_script): Fix small typo in previous
3075 2010-08-25 Nick Clifton <nickc@redhat.com>
3077 * archive.cc: Formatting fixes: Remove whitespace between
3078 typename and following asterisk. Remove whitespace between
3079 function name and opening parenthesis.
3080 * archive.h: Likewise.
3082 * attributes.cc: Likewise.
3083 * attributes.h: Likewise.
3084 * common.cc: Likewise.
3085 * copy-relocs.cc: Likewise.
3086 * dirsearch.h: Likewise.
3087 * dynobj.cc: Likewise.
3088 * ehframe.cc: Likewise.
3089 * ehframe.h: Likewise.
3090 * expression.cc: Likewise.
3091 * fileread.cc: Likewise.
3092 * fileread.h: Likewise.
3094 * gold-threads.cc: Likewise.
3095 * gold.cc: Likewise.
3096 * i386.cc: Likewise.
3098 * incremental-dump.cc: Likewise.
3099 * incremental.cc: Likewise.
3100 * layout.cc: Likewise.
3101 * layout.h: Likewise.
3102 * main.cc: Likewise.
3103 * merge.cc: Likewise.
3104 * merge.h: Likewise.
3105 * object.cc: Likewise.
3106 * object.h: Likewise.
3107 * options.cc: Likewise.
3108 * options.h: Likewise.
3109 * output.cc: Likewise.
3110 * output.h: Likewise.
3111 * plugin.cc: Likewise.
3112 * plugin.h: Likewise.
3113 * powerpc.cc: Likewise.
3114 * reloc.cc: Likewise.
3115 * script-c.h: Likewise.
3116 * script-sections.cc: Likewise.
3117 * script.cc: Likewise.
3118 * stringpool.cc: Likewise.
3119 * symtab.cc: Likewise.
3120 * symtab.h: Likewise.
3121 * target.cc: Likewise.
3122 * timer.cc: Likewise.
3123 * timer.h: Likewise.
3124 * version.cc: Likewise.
3125 * x86_64.cc: Likewise.
3127 2010-08-24 Nick Clifton <nickc@redhat.com>
3130 * layout.cc (segment_precedes): Sort segments by their physical
3131 addresses, if they have been set.
3133 2010-08-23 Cary Coutant <ccoutant@google.com>
3135 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3137 (Lib_group::include_member): Unlock object after deleting its
3139 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3142 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3143 Cary Coutant <ccoutant@google.com>
3145 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3146 constructor, and set_blocker.
3147 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3149 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3150 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3151 * testsuite/Makefile.am (start_lib_test): New test case.
3152 * testsuite/Makefile.in: Regenerate.
3153 * testsuite/start_lib_test_main.c: New file.
3154 * testsuite/start_lib_test_1.c: New file.
3155 * testsuite/start_lib_test_2.c: New file.
3156 * testsuite/start_lib_test_3.c: New file.
3158 2010-08-19 Ian Lance Taylor <iant@google.com>
3160 * Makefile.in: Rebuild with automake 1.11.1.
3161 * aclocal.m4: Likewise.
3162 * testsuite/Makefile.in: Likewise.
3164 2010-08-19 Ian Lance Taylor <iant@google.com>
3167 * i386.cc (class Output_data_plt_i386): Update declarations.
3168 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3169 local_ifuncs_ fields.
3170 (Target_i386::do_plt_section_for_global): New function.
3171 (Target_i386::do_plt_section_for_local): New function.
3172 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3173 parameter; change all callers. Initialize global_ifuncs_ and
3174 local_ifuncs_. If doing a static link define __rel_iplt_start and
3176 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3177 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3178 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3180 (Target_i386::make_plt_section): New function, broken out of
3181 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3182 (Target_i386::make_plt_entry): Call make_plt_section.
3183 (Target_i386::make_local_ifunc_plt_entry): New function.
3184 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3185 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3186 R_386_IRELATIVE to switch.
3187 (Target_i386::Scan::global): Likewise.
3188 (Target_i386::Relocate::relocate): Likewise.
3189 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3191 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3192 (Target_x86_64::do_plt_section_for_global): New function.
3193 (Target_x86_64::do_plt_section_for_local): New function.
3194 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3195 parameter; change all callers. If doing a static link define
3196 __rela_iplt_start and __rela_iplt_end.
3197 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3198 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3199 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3201 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3202 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3204 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3205 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3206 R_X86_64_IRELATIVE to switch.
3207 (Target_x86_64::Scan::global): Likewise.
3208 (Target_x86_64::Relocate::relocate): Likewise.
3209 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3211 * target.h (class Target): Add plt_section_for_global and
3212 plt_section_for_local functions. Add do_plt_section_for_global
3213 and do_plt_section_for_local virtual functions.
3214 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3215 clarifying comments.
3216 (Symbol::use_plt_offset): Handle IFUNC symbol.
3217 * object.cc (Sized_relobj::Sized_relobj): Initialize
3219 (Sized_relobj::local_has_plt_offset): New function.
3220 (Sized_relobj::local_plt_offset): New function.
3221 (Sized_relobj::set_local_plt_offset): New function.
3222 (Sized_relobj::do_count): Handle IFUNC symbol.
3223 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3224 a bit away from input_shndx_ field. Add set_is_func_symbol and
3225 is_ifunc_symbol functions.
3226 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3227 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3228 local_plt_offsets_ field.
3229 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3230 * output.h (class Output_section_data): Add non-const
3231 output_section function.
3232 (class Output_data_got): Update declarations.
3233 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3234 Add use_plt_offset parameter to global and local constructors.
3235 Change all callers. Change local_sym_index_ field to 31 bits.
3236 Change GSYM_CODE and CONSTANT_CODE accordingly.
3237 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3238 doing a static link don't set sh_link field.
3239 (Output_data_got::Got_entry::write): Use PLT offset if
3241 (Output_data_got::add_global_plt): New function.
3242 (Output_data_got::add_local_plt): New function.
3243 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3244 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3245 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3246 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3247 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3249 * testsuite/ifunc-sel.h: New file.
3250 * testsuite/ifuncmain1.c: New file.
3251 * testsuite/ifuncmain1vis.c: New file.
3252 * testsuite/ifuncmod1.c: New file.
3253 * testsuite/ifuncdep2.c: New file.
3254 * testsuite/ifuncmain2.c: New file.
3255 * testsuite/ifuncmain3.c: New file.
3256 * testsuite/ifuncmod3.c: New file.
3257 * testsuite/ifuncmain4.c: New file.
3258 * testsuite/ifuncmain5.c: New file.
3259 * testsuite/ifuncmod5.c: New file.
3260 * testsuite/ifuncmain6pie.c: New file.
3261 * testsuite/ifuncmod6.c: New file.
3262 * testsuite/ifuncmain7.c: New file.
3263 * configure, testsuite/Makefile.in: Rebuild.
3265 2010-08-18 Ian Lance Taylor <iant@google.com>
3268 (Output_section_incremental_inputs::write_input_files): Add cast
3269 to avoid signed/unsigned comparison warning.
3270 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3272 2010-08-12 Cary Coutant <ccoutant@google.com>
3274 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3276 2010-08-13 Ian Lance Taylor <iant@google.com>
3278 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3280 2010-08-12 Cary Coutant <ccoutant@google.com>
3281 Doug Kwan <dougkwan@google.com>
3283 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3284 defintion overrides non-weak undef, remember that the original undef
3286 * symtab.cc (Symbol_table::sized_write_global): For undef without
3287 an original weak binding, set binding to global in output.
3288 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3289 * testsuite/Makefile.in: Regenerate.
3290 * testsuite/strong_ref_weak_def.sh: New file.
3291 * testsuite/strong_ref_weak_def_1.c: Ditto.
3292 * testsuite/strong_ref_weak_def_2.c: Ditto.
3294 2010-08-12 Cary Coutant <ccoutant@google.com>
3296 * testsuite/incremental_test.sh: Rewrite.
3297 * testsuite/incremental_test_1.c: Rewrite.
3298 * testsuite/incremental_test_2.c: Rewrite.
3300 2010-08-12 Cary Coutant <ccoutant@google.com>
3302 * arm.cc (Target_arm::got_size): Add const.
3303 (Target_arm::got_entry_count): New function.
3304 (Target_arm::plt_entry_count): New function.
3305 (Target_arm::first_plt_entry_offset): New function.
3306 (Target_arm::plt_entry_size): New function.
3307 (Output_data_plt_arm::entry_count): New function.
3308 (Output_data_plt_arm::first_plt_entry_offset): New function.
3309 (Output_data_plt_arm::get_plt_entry_size): New function.
3310 * i386.cc (Target_i386::got_size): Add const.
3311 (Target_i386::got_entry_count): New function.
3312 (Target_i386::plt_entry_count): New function.
3313 (Target_i386::first_plt_entry_offset): New function.
3314 (Target_i386::plt_entry_size): New function.
3315 (Output_data_plt_i386::entry_count): New function.
3316 (Output_data_plt_i386::first_plt_entry_offset): New function.
3317 (Output_data_plt_i386::get_plt_entry_size): New function.
3318 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3319 find_incremental_inputs_sections. Dump incremental_got_plt section.
3320 * incremental.cc: Include target.h.
3321 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3322 parameter. Adjust all callers. Find incremental_got_plt section.
3323 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3325 (Output_section_incremental_inputs::set_final_data_size): Calculate
3326 size of incremental_got_plt section.
3327 (Output_section_incremental_inputs::do_write): Write the
3328 incremental_got_plt section.
3329 (Got_plt_view_info): New struct.
3330 (Local_got_offset_visitor): New class.
3331 (Global_got_offset_visitor): New class.
3332 (Global_symbol_visitor_got_plt): New class.
3333 (Output_section_incremental_inputs::write_got_plt): New function.
3334 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3335 Add parameter. Adjust all callers.
3336 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3337 (Incremental_inputs::got_plt_section): New function.
3338 (Incremental_inputs::got_plt_section_): New data member.
3339 (Incremental_got_plt_reader): New class.
3340 * layout.cc (Layout::create_incremental_info_sections): Add the
3341 incremental_got_plt section.
3342 * object.h (Got_offset_list::get_list): New function.
3343 (Got offset_list::for_all_got_offsets): New function.
3344 (Sized_relobj::local_got_offset_list): New function.
3345 * powerpc.cc (Target_powerpc::got_size): Add const.
3346 (Target_powerpc::got_entry_count): New function.
3347 (Target_powerpc::plt_entry_count): New function.
3348 (Target_powerpc::first_plt_entry_offset): New function.
3349 (Target_powerpc::plt_entry_size): New function.
3350 (Output_data_plt_powerpc::entry_count): New function.
3351 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3352 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3353 * sparc.cc (Target_sparc::got_size): Add const.
3354 (Target_sparc::got_entry_count): New function.
3355 (Target_sparc::plt_entry_count): New function.
3356 (Target_sparc::first_plt_entry_offset): New function.
3357 (Target_sparc::plt_entry_size): New function.
3358 (Output_data_plt_sparc::entry_count): New function.
3359 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3360 (Output_data_plt_sparc::get_plt_entry_size): New function.
3361 * symtab.h (Symbol::got_offset_list): New function.
3362 (Symbol_table::for_all_symbols): New function.
3363 * target.h (Sized_target::got_entry_count): New function.
3364 (Sized_target::plt_entry_count): New function.
3365 (Sized_target::plt_entry_size): New function.
3366 * x86_64.cc (Target_x86_64::got_size): Add const.
3367 (Target_x86_64::got_entry_count): New function.
3368 (Target_x86_64::plt_entry_count): New function.
3369 (Target_x86_64::first_plt_entry_offset): New function.
3370 (Target_x86_64::plt_entry_size): New function.
3371 (Output_data_plt_x86_64::entry_count): New function.
3372 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3373 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3375 2010-08-12 Cary Coutant <ccoutant@google.com>
3377 * archive.cc: Include incremental.h.
3378 (Archive::Archive): Initialize incremental_info_.
3379 (Archive::include_member): Record archive members in incremental info.
3380 (Add_archive_symbols::run): Record begin and end of an archive in
3382 (Lib_group::include_member): Record objects in incremental info.
3383 * archive.h (Incremental_archive_entry): Forward declaration.
3384 (Archive::set_incremental_info): New member function.
3385 (Archive::incremental_info): New member function.
3386 (Archive::Unused_symbol_iterator): New class.
3387 (Archive::unused_symbols_begin): New member function.
3388 (Archive::unused_symbols_end): New member function.
3389 (Archive::incremental_info_): New data member.
3390 * incremental-dump.cc (find_input_containing_global): New function.
3391 (dump_incremental_inputs): Dump new incremental info sections.
3392 * incremental.cc: Include symtab.h.
3393 (Output_section_incremental_inputs): New class.
3394 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3395 new incremental info sections.
3396 (Sized_incremental_binary::do_check_inputs): Likewise.
3397 (Incremental_inputs::report_archive): Remove.
3398 (Incremental_inputs::report_archive_begin): New function.
3399 (Incremental_inputs::report_archive_end): New function.
3400 (Incremental_inputs::report_object): New function.
3401 (Incremental_inputs::finalize_inputs): Remove.
3402 (Incremental_inputs::report_input_section): New function.
3403 (Incremental_inputs::report_script): Rewrite.
3404 (Incremental_inputs::finalize): Do nothing but finalize string table.
3405 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3406 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3407 (Incremental_inputs::create_data_sections): New function.
3408 (Incremental_inputs::relocs_entsize): New function.
3409 (Output_section_incremental_inputs::set_final_data_size): New function.
3410 (Output_section_incremental_inputs::do_write): New function.
3411 (Output_section_incremental_inputs::write_header): New function.
3412 (Output_section_incremental_inputs::write_input_files): New function.
3413 (Output_section_incremental_inputs::write_info_blocks): New function.
3414 (Output_section_incremental_inputs::write_symtab): New function.
3415 * incremental.h (Incremental_script_entry): Forward declaration.
3416 (Incremental_object_entry): Forward declaration.
3417 (Incremental_archive_entry): Forward declaration.
3418 (Incremental_inputs): Forward declaration.
3419 (Incremental_inputs_header_data): Remove.
3420 (Incremental_inputs_header): Remove.
3421 (Incremental_inputs_header_write): Remove.
3422 (Incremental_inputs_entry_data): Remove.
3423 (Incremental_inputs_entry): Remove.
3424 (Incremental_inputs_entry_write): Remove.
3425 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3426 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3427 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3428 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3430 (Incremental_input_entry): New class.
3431 (Incremental_script_entry): New class.
3432 (Incremental_object_entry): New class.
3433 (Incremental_archive_entry): New class.
3434 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3435 (Incremental_inputs::report_inputs): Remove.
3436 (Incremental_inputs::report_archive): Remove.
3437 (Incremental_inputs::report_archive_begin): New function.
3438 (Incremental_inputs::report_archive_end): New function.
3439 (Incremental_inputs::report_object): Change prototype.
3440 (Incremental_inputs::report_input_section): New function.
3441 (Incremental_inputs::report_script): Change prototype.
3442 (Incremental_inputs::get_reloc_count): New function.
3443 (Incremental_inputs::set_reloc_count): New function.
3444 (Incremental_inputs::create_data_sections): New function.
3445 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3446 (Incremental_inputs::inputs_section): New function.
3447 (Incremental_inputs::symtab_section): New function.
3448 (Incremental_inputs::relocs_section): New function.
3449 (Incremental_inputs::get_stringpool): Add const.
3450 (Incremental_inputs::command_line): Add const.
3451 (Incremental_inputs::inputs): Remove.
3452 (Incremental_inputs::command_line_key): New function.
3453 (Incremental_inputs::input_file_count): New function.
3454 (Incremental_inputs::input_files): New function.
3455 (Incremental_inputs::relocs_entsize): New function.
3456 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3457 (Incremental_inputs::finalize_inputs): Remove.
3458 (Incremental_inputs::Input_info): Remove.
3459 (Incremental_inputs::lock_): Remove.
3460 (Incremental_inputs::inputs_): Change type.
3461 (Incremental_inputs::inputs_map_): Remove.
3462 (Incremental_inputs::current_object_entry_): New data member.
3463 (Incremental_inputs::inputs_section_): New data member.
3464 (Incremental_inputs::symtab_section_): New data member.
3465 (Incremental_inputs::relocs_section_): New data member.
3466 (Incremental_inputs::reloc_count_): New data member.
3467 (Incremental_inputs_reader): New class.
3468 (Incremental_symtab_reader): New class.
3469 (Incremental_relocs_reader): New class.
3470 * layout.cc (Layout::finalize): Move finalization of incremental info
3471 and creation of incremental info sections to follow finalization of
3472 symbol table. Set offsets for postprocessing sections.
3473 (Layout::create_incremental_info_sections): Call
3474 Incremental_inputs::create_data_sections. Add incremental symtab
3475 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3476 sections to layout after input sections.
3477 * layout.h (struct Timespec): Forward declaration.
3478 (Layout::incremental_inputs): Add const.
3479 (Layout::create_incremental_info_sections): Add parameter.
3480 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3481 * object.cc: Include incremental.h.
3482 (Relobj::finalize_incremental_relocs): New function.
3483 (Sized_relobj::do_layout): Record input sections in incremental info.
3484 * object.h (Object::output_section): New function.
3485 (Object::output_section_offset): Moved from Relobj.
3486 (Object::get_incremental_reloc_base): New function.
3487 (Object::get_incremental_reloc_count): New function.
3488 (Object::do_output_section): New function.
3489 (Object::do_output_section_offset): Moved from Relobj.
3490 (Object::do_get_incremental_reloc_base): New function.
3491 (Object::do_get_incremental_reloc_count): New function.
3492 (Object::Object): Initialize new data members.
3493 (Relobj::output_section): Renamed do_output_section and moved to
3495 (Relobj::output_section_offset): Moved to Object.
3496 (Relobj::do_get_incremental_reloc_base): New function.
3497 (Relobj::do_get_incremental_reloc_count): New function.
3498 (Relobj::allocate_incremental_reloc_counts): New function.
3499 (Relobj::count_incremental_reloc): New function.
3500 (Relobj::finalize_incremental_relocs): New function.
3501 (Relobj::next_incremental_reloc_index): New function.
3502 (Relobj::reloc_counts_): New data member.
3503 (Relobj::reloc_bases_): New data member.
3504 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3505 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3506 (Sized_relobj::incremental_relocs_scan): New function.
3507 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3508 (Sized_relobj::incremental_relocs_write): New function.
3509 (Sized_relobj::incremental_relocs_write_reltype): New function.
3510 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3512 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3513 archives and object files elsewhere.
3514 (Add_symbols::run): Report object files here.
3515 (Finish_group::run): Report end of archive at end of group.
3516 * reloc.cc: Include layout.h, incremental.h.
3517 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3518 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3519 (Sized_relobj::incremental_relocs_scan): New function.
3520 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3521 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3522 (Sized_relobj::incremental_relocs_write): New function.
3523 (Sized_relobj::incremental_relocs_write_reltype): New function.
3524 * script.cc (read_input_script): Rewrite test for incremental link.
3525 Change call to Incremental_inputs::report_script.
3526 * symtab.h (Symbol_table::first_global_index): New function.
3527 (Symbol_table::output_count): New function.
3529 2010-08-12 Doug Kwan <dougkwan@google.com>
3531 * arm.cc (Target_arm::merge_object_attributes): Check command line
3532 options --no-wchar-size-warning and --no-enum-size-warning.
3533 * options.h (General_options): Add ld-compatible options
3534 --no-enum-size-warning and --no-wchar-size-warning.
3536 2010-08-04 Ian Lance Taylor <iant@google.com>
3538 * x86_64.cc (Target_x86_64::Scan::local): Use
3539 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3540 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3541 (Target_x86_64::Scan::global): Likewise.
3542 (Target_x86_64::Relocate::relocate): Likewise.
3543 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3546 2010-08-03 Cary Coutant <ccoutant@google.com>
3548 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3549 to reserve space in merged_strings vector. Keep total input size
3551 (Output_merge_string::do_print_merge_stats): Print total input size.
3552 * merge.h (Output_merge_string): Add input_size_ field.
3553 * stringpool.cc (Stringpool_template::string_length): Move
3554 implementations out of Stringpool_template class and place in
3556 * stringpool.h (string_length): Move out of Stringpool_template.
3558 2010-08-03 Ian Lance Taylor <iant@google.com>
3561 * layout.cc (relaxation_loop_body): If address of load segment is
3562 set, adjust address to include headers if possible.
3564 2010-08-03 Ian Lance Taylor <iant@google.com>
3566 * version.cc (version_string): Bump to 1.10.
3568 2010-08-03 Ian Lance Taylor <iant@google.com>
3571 * layout.h (enum Output_section_order): Define.
3572 (class Layout): Update declarations.
3573 * layout.cc (Layout::get_output_section): Add order parameter.
3574 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3575 is_first_non_relro parameters. Change all callers.
3576 (Layout::choose_output_section): Likewise.
3577 (Layout::add_output_section_data): Likewise.
3578 (Layout::make_output_section): Likewise. Set order.
3579 (Layout::default_section_order): New function.
3580 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3581 * output.cc (Output_section::Output_section): Initialize order_.
3582 Don't initialize deleted fields.
3583 (Output_segment::Output_segment): Don't initialize deleted
3585 (Output_segment::add_output_section_to_load): New function
3586 replacing add_output_section. Change all callers to call this or
3587 add_output_section_to_nonload.
3588 (Output_segment::add_output_section_to_nonload): New function.
3589 (Output_segment::remove_output_section): Rewrite.
3590 (Output_segment::add_initial_output_data): Likewise.
3591 (Output_segment::has_any_data_sections): Likewise.
3592 (Output_segment::is_first_section_relro): Likewise.
3593 (Output_segment::maximum_alignment): Likewise.
3594 (Output_segment::has_dynamic_reloc): New function replacing
3595 dynamic_reloc_count. Change all callers.
3596 (Output_segment::has_dynamic_reloc_list): New function replacing
3597 dynamic_reloc_count_list. Change all callers.
3598 (Output_segment::set_section_addresses): Rewrite.
3599 (Output_segment::set_offset): Rewrite.
3600 (Output_segment::find_first_and_last_list): Remove.
3601 (Output_segment::set_tls_offsets): Rewrite.
3602 (Output_segment::first_section_load_address): Likewise.
3603 (Output_segment::output_section_count): Likewise.
3604 (Output_segment::section_with_lowest_load_address): Likewise.
3605 (Output_segment::write_section_headers): Likewise.
3606 (Output_segment::print_sections_to_map): Likewise.
3607 * output.h (class Output_data): Remove dynamic_reloc_count_
3608 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3609 (Output_data::add_dynamic_reloc): Rewrite.
3610 (Output_data::has_dynamic_reloc): New function.
3611 (Output_data::dynamic_reloc_count): Remove.
3612 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3613 is_last_relro_, is_first_non_relro_, is_interp_,
3614 is_dynamic_linker_section_ fields. Add order and set_order
3615 functions. Remove is_relro_local, set_is_relro_local,
3616 is_last_relro, set_is_last_relro, is_first_non_relro,
3617 set_is_first_non_relro functions, is_interp, set_is_interp,
3618 is_dynamic_linker_section, and set_is_dynamic_linker_section
3620 (class Output_segment): Change Output_data_list from std::list to
3621 std:;vector. Add output_lists_ field. Remove output_data_ and
3622 output_bss_ fields. Update declarations.
3624 2010-08-02 Ian Lance Taylor <iant@google.com>
3626 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3627 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3628 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3630 2010-08-02 Ian Lance Taylor <iant@google.com>
3633 * script.cc (Script_options::Script_options): Initialize
3634 symbol_definitions_ and symbol_references_.
3635 (Script_options::add_symbol_assignment): Update
3636 symbol_definitions_ and symbol_references_.
3637 (Script_options::add_symbol_reference): New function.
3638 (script_symbol): New function.
3639 * script.h (class Script_options): Add symbol_definitions_ and
3640 symbol_references_ fields.
3641 (Script_options::referenced_const_iterator): New type.
3642 (Script_options::referenced_begin): New function.
3643 (Script_options::referenced_end): New function.
3644 (Script_options::is_referenced): New function.
3645 (Script_options::any_unreferenced): New function.
3646 * script-c.h (script_symbol): Declare.
3647 * yyscript.y (exp): Call script_symbol.
3648 * symtab.cc: Include "script.h".
3649 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3650 Change all callers. Check symbols referenced by scripts.
3651 (Symbol_table::add_undefined_symbols_from_command_line): Add
3652 layout parameter. Change all callers.
3653 (Symbol_table::do_add_undefined_symbols_from_command_line):
3654 Likewise. Break out loop body. Check symbols referenced by
3656 (Symbol_table::add_undefined_symbol_from_command_line): New
3657 function broken out of
3658 do_add_undefined_symbols_from_command_line.
3659 * symtab.h (class Symbol_table): Update declarations.
3660 * archive.cc: Include "layout.h".
3661 (Archive::should_include_member): Add layout parameter. Change
3662 all callers. Check for symbol mentioned in expression.
3663 * archive.h (class Archive): Update declaration.
3664 * object.cc (Sized_relobj::do_should_include_member): Add layout
3666 * object.h (Object::should_include_member): Add layout parameter.
3668 (Object::do_should_include_member): Add layout parameter.
3669 (class Sized_relobj): Update declaration.
3670 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3672 * dynobj.h (class Sized_dynobj): Update declaration.
3673 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3675 * plugin.h (class Sized_pluginobj): Update declaration.
3677 2010-08-02 Ian Lance Taylor <iant@google.com>
3680 * output.cc (Output_segment::set_offset): Search for the first and
3681 last sections rather than assuming that the list is in order.
3682 (Output_segment::find_first_and_last_list): New function.
3683 * output.h (class Output_segment): Update declarations.
3684 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3685 (relro_strip_test_SOURCES): New variable.
3686 (relro_strip_test_DEPENDENCIES): New variable.
3687 (relro_strip_test_LDFLAGS): New variable.
3688 (relro_strip_test_LDADD): New variable.
3689 (relro_strip_test.so): New target.
3691 2010-08-02 Ian Lance Taylor <iant@google.com>
3693 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3694 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3695 (Target_i386::got_tlsdesc_section): New function.
3696 (Target_i386::got_section): Create space for GOT entries for
3697 TLSDESC relocations.
3698 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3700 (Target_i386::Scan::global): Likewise.
3701 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3703 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3704 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3705 (Target_x86_64::got_tlsdesc_section): New function.
3706 (Target_x86_64::got_section): Create space for GOT entries for
3707 TLSDESC relocations.
3708 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3710 (Target_x86_64::Scan::global): Likewise.
3711 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3714 2010-08-02 Ian Lance Taylor <iant@google.com>
3716 * testsuite/final_layout.sh: Use dc to convert from hex to
3719 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3721 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3722 paramter to the call to gold::gc_process_relocs.
3723 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3724 paramter to the call to gold::gc_process_relocs.
3725 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3726 parameter to the call to gold::gc_process_relocs.
3727 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3728 template parameter to the call to gold::gc_process_relocs.
3729 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3730 paramter to the call to gold::gc_process_relocs.
3731 * gc.h (get_embedded_addend_size): New function.
3732 (gc_process_relocs): Save the size of the reloc for use by ICF.
3733 * icf.cc (get_section_contents): Get the addend from the text section
3734 for SHT_REL relocation sections.
3735 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3736 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3737 * int_encoding.h (read_from_pointer): New overloaded function.
3738 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3739 * testsuite/icf_sht_rel_addend_test.sh: New file.
3740 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3741 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3743 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3745 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3746 * Makefile.in: Regenerate.
3747 * testsuite/Makefile.in: Regenerate.
3749 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3751 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3752 * gold/testsuite/debug_msg.cc: Likewise.
3753 * gold/testsuite/odr_violation1.cc
3754 * gold/testsuite/odr_violation2.cc
3756 2010-07-21 Cary Coutant <ccoutant@google.com>
3758 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3759 string, and length fields.
3760 (Output_merge_string::Merged_strings_list): New type.
3761 (Output_merge_string::Merged_strings_lists): New typedef.
3762 (Output_merge_string): Replace merged_strings_ with
3763 merged_strings_lists_.
3764 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3765 Merged_strings_list per input object and section. Don't store pointer
3766 to the string. Don't store length with each merged string entry.
3767 (Output_merge_string::finalize_merged_data): Loop over list of merged
3768 strings lists. Recompute length of each merged string.
3770 2010-07-15 Cary Coutant <ccoutant@google.com>
3772 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3775 2010-07-14 Ian Lance Taylor <iant@google.com>
3777 * descriptors.cc (Descriptors::open): Report correct name in error
3780 2010-07-13 Doug Kwan <dougkwan@google.com>
3782 * arm.cc (Arm_input_section::Arm_input_section): For a
3783 SHT_ARM_EXIDX section, always keeps the input sections.
3784 (Arm_input_section::set_exidx_section_link): New method.
3785 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3786 has_errors_ to false.
3787 (Arm_exidx_input_section::has_errors,
3788 Arm_exidx_input_section::set_has_errors): New methods.
3789 (Arm_exidx_input_section::has_errors_): New data member.
3790 (Arm_relobj::get_exidx_shndx_list): New method.
3791 (Arm_output_section::append_text_sections_to_list): Do not skip
3792 section without SHF_EXECINSTR.
3793 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3795 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3796 section header. Make error messages more verbose. Check for
3797 a non-executable section linked to an EXIDX section.
3798 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3799 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3800 check that there is no deferred EXIDX section if we exit early.
3801 Instead of not making an EXIDX section in case of an error, make one
3802 and set the has_errors flag of it.
3803 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3804 in a relocatable link.
3805 (Target_arm::do_relax): Look for the EXIDX output section instead of
3806 assuming that it is called .ARM.exidx.
3807 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3808 section list. Do not check for SHF_EXECINSTR section flags but
3809 skip any input section with errors.
3810 * output.cc (Output_section::Output_section): Initialize
3811 always_keeps_input_sections_ to false.
3812 (Output_section::add_input_section): Check for
3813 always_keeps_input_sections_.
3814 * output.h (Output_section::always_keeps_input_sections,
3815 Output_section::set_always_keeps_input_sections): New methods.
3816 (Output_section::always_keeps_input_sections): New data member.
3818 2010-07-13 Rafael Espindola <espindola@google.com>
3820 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3821 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3823 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3824 Ian Lance Taylor <iant@google.com>
3826 * output.h (Output_section_lookup_maps::add_merge_section):
3827 Correct check of whether value was inserted.
3828 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3829 (Output_section_lookup_maps::add_relaxed_input_section):
3831 * arm.cc (Target_arm::got_section): Remove used local os.
3832 * i386.cc (Target_i386::got_section): Likewise.
3833 * x86_64.cc (Target_x86_64::got_section): Likewise.
3834 * sparc.cc (Target_sparc::got_section): Likewise.
3835 (Target_sparc::relocate): Remove unused local have_got_offset.
3836 * powerpc.cc (Target_powerpc::relocate): Likewise.
3838 2010-07-13 Ian Lance Taylor <iant@google.com>
3840 * compressed_output.cc (zlib_decompress): Fix signature in
3843 * archive.cc (Archive::include_member): Unlock an external member
3844 of a thin archive. Don't bother to delete an object we know is
3847 2010-07-12 Cary Coutant <ccoutant@google.com>
3849 * compressed_output.cc (zlib_decompress): New function.
3850 (get_uncompressed_size): New function.
3851 (decompress_input_section): New function.
3852 * compressed_output.h (get_uncompressed_size): New function.
3853 (decompress_input_section): New function.
3854 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3855 Handle compressed debug sections.
3856 * layout.cc (is_compressed_debug_section): New function.
3857 (Layout::output_section_name): Map compressed section names to
3859 * layout.h (is_compressed_debug_section): New function.
3860 (is_debug_info_section): Recognize compressed debug sections.
3861 * merge.cc: Include compressed_output.h.
3862 (Output_merge_data::do_add_input_section): Handle compressed
3864 (Output_merge_string::do_add_input_section): Handle compressed
3866 * object.cc: Include compressed_output.h.
3867 (Sized_relobj::Sized_relobj): Initialize new data members.
3868 (build_compressed_section_map): New function.
3869 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3870 * object.h (Object::section_is_compressed): New method.
3871 (Object::do_section_is_compressed): New method.
3872 (Sized_relobj::Compressed_section_map): New type.
3873 (Sized_relobj::do_section_is_compressed): New method.
3874 (Sized_relobj::compressed_sections_): New data member.
3875 * output.cc (Output_section::add_input_section): Handle compressed
3877 * reloc.cc: Include compressed_output.h.
3878 (Sized_relobj::write_sections): Handle compressed debug sections.
3880 2010-07-08 Cary Coutant <ccoutant@google.com>
3882 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3883 weak when resolving to a dynamic def.
3884 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3885 for weak undef/dynamic def cases. Adjust callers.
3886 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3887 undef_binding_weak_.
3888 (Symbol_table::sized_write_globals): Adjust symbol binding.
3889 (Symbol_table::sized_write_symbol): Add binding parameter.
3890 * symtab.h (Symbol::set_undef_binding): New method.
3891 (Symbol::is_undef_binding_weak): New method.
3892 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3893 (Symbol_table::should_override): Add new parameter.
3894 (Symbol_table::sized_write_symbol): Add new parameter.
3896 * testsuite/weak_undef_file1.cc: Add new test case.
3897 * testsuite/weak_undef_file2.cc: Fix header comment.
3898 * testsuite/weak_undef_test.cc: Add new test case.
3900 2010-06-29 Doug Kwan <dougkwan@google.com>
3902 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3903 Initialize USE_SYMBOL_.
3904 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3906 (Arm_reloc_property::uses_symbol_): New data member declaration.
3907 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3908 uses symbol value and symbol is undefined but not weakly undefined.
3910 2010-06-28 Rafael Espindola <espindola@google.com>
3912 * plugin.cc (Plugin::load): Use dlerror.
3914 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3916 * symtab.cc (detect_odr_violations): When reporting an ODR
3917 violation, report an object where the symbol is defined.
3919 2010-06-25 Doug Kwan <dougkwan@google.com>
3921 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3922 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3924 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3925 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3926 target hook to detect function points.
3927 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3928 * icf.h (Icf::check_section_for_function_pointers): Change type of
3929 parameter SECTION_NAME to const reference to std::string. Use
3930 target hook to determine if section may have unsafe pointers.
3931 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3934 2010-06-21 Rafael Espindola <espindola@google.com>
3936 * fileread.cc (Input_file::find_fie): New
3937 (Input_file::open): Use Input_file::find_fie.
3938 * fileread.h (Input_file::find_fie): New
3939 * plugin.cc (set_extra_library_path): New.
3940 (Plugin::load): Add set_extra_library_path to the transfer vector.
3941 (Plugin_manager::set_extra_library_path): New.
3942 (Plugin_manager::add_input_file): Use the extra search path if set.
3943 (set_extra_library_path(): New.
3944 * plugin.h (Plugin_manager): Add set_extra_library_path and
3947 2010-06-19 Cary Coutant <ccoutant@google.com>
3949 * layout.cc (gdb_sections): Add .debug_types.
3950 (lines_only_debug_sections): Likewise.
3952 2010-06-18 Rafael Espindola <espindola@google.com>
3954 * plugin.cc (add_input_file,add_input_library)
3955 (Plugin_manager::add_input_file): Make filename arguments const.
3956 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3959 2010-06-16 Doug Kwan <dougkwan@google.com>
3961 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3962 .ARM.attributes section if we have not merged any input
3963 attributes sections.
3965 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3967 * arm.cc: Allow combining objects with no EABI version
3970 2010-06-15 Rafael Espindola <espindola@google.com>
3972 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3974 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3976 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3977 (struct iovec): Correct !HAVE_READV definition.
3979 2010-06-10 Cary Coutant <ccoutant@google.com>
3981 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3982 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3984 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3987 * symtab.h (Symbol::is_placeholder): New member function.
3988 * target-reloc.h (relocate_section): Check for placeholder symbols.
3990 * testsuite/Makefile.am (plugin_test_8): New test.
3991 (plugin_test_9): New test.
3992 * testsuite/Makefile.in: Regenerate.
3994 2010-06-09 Nick Clifton <nickc@redhat.com>
3996 * yyscript.y (input_list_element): Allow strings prefixed with
3997 the '-' character. Treat these as libraries.
3998 * script.cc (script_add_library): New function. Adds a library
3999 specified by "-l<name>" found in an input script.
4000 * script-c.h: Add prototype for script_add_library.
4002 2010-06-07 Doug Kwan <dougkwan@google.com>
4004 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4005 Restrict stub-group size to be within long conditional branch
4006 range when working around cortex-A8 erratum.
4008 2010-06-07 Damien Diederen <dd@crosstwine.com>
4010 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4013 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4017 (Output_section::Input_section_sort_entry::compare_section_ordering):
4018 Change to return non-zero correctly.
4019 (Output_section::Input_section_sort_section_order_index_compare
4020 ::operator()): Change to fix ambiguity in comparisons.
4022 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4024 * gold.h (is_wildcard_string): New function.
4025 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4026 (Layout::layout_eh_frame): Ditto.
4027 (Layout::find_section_order_index): New method.
4028 (Layout::read_layout_from_file): New method.
4029 * layout.h (Layout::find_section_order_index): New method.
4030 (Layout::read_layout_from_file): New method.
4031 (Layout::input_section_position_): New private member.
4032 (Layout::input_section_glob_): New private member.
4033 * main.cc (main): Call read_layout_from_file here.
4034 * options.h (--section-ordering-file): New option.
4035 * output.cc (Output_section::input_section_order_specified_): New
4037 (Output_section::Output_section): Initialize new member.
4038 (Output_section::add_input_section): Add new parameter.
4039 Keep input sections when --section-ordering-file is used.
4040 (Output_section::set_final_data_size): Sort input sections when
4041 section ordering file is specified.
4042 (Output_section::Input_section_sort_entry): Add new parameter.
4044 (Output_section::Input_section_sort_entry::compare_section_ordering):
4046 (Output_section::Input_section_sort_compare::operator()): Change to
4047 consider section_order_index.
4048 (Output_section::Input_section_sort_init_fini_compare::operator()):
4049 Change to consider section_order_index.
4050 (Output_section::Input_section_sort_section_order_index_compare
4051 ::operator()): New method.
4052 (Output_section::sort_attached_input_sections): Change to sort
4053 according to section order when specified.
4054 (Output_section::add_input_section<32, true>): Add new parameter.
4055 (Output_section::add_input_section<64, true>): Add new parameter.
4056 (Output_section::add_input_section<32, false>): Add new parameter.
4057 (Output_section::add_input_section<64, false>): Add new parameter.
4058 * output.h (Output_section::add_input_section): Add new parameter.
4059 (Output_section::input_section_order_specified): New
4061 (Output_section::set_input_section_order_specified): New method.
4062 (Input_section::Input_section): Initialize section_order_index_.
4063 (Input_section::section_order_index): New method.
4064 (Input_section::set_section_order_index): New method.
4065 (Input_section::section_order_index_): New member.
4066 (Input_section::Input_section_sort_section_order_index_compare): New
4068 (Output_section::input_section_order_specified_): New member.
4069 * script-sections.cc (is_wildcard_string): Delete and move modified
4071 (Output_section_element_input::Output_section_element_input): Modify
4072 call to is_wildcard_string.
4073 (Output_section_element_input::Input_section_pattern
4074 ::Input_section_pattern): Ditto.
4075 (Output_section_element_input::Output_section_element_input): Ditto.
4076 * testsuite/Makefile.am (final_layout): New test case.
4077 * testsuite/Makefile.in: Regenerate.
4078 * testsuite/final_layout.cc: New file.
4079 * testsuite/final_layout.sh: New file.
4081 2010-06-01 Rafael Espindola <espindola@google.com>
4083 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4085 2010-06-01 Rafael Espindola <espindola@google.com>
4087 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4088 visibility of symbols.
4090 2010-05-27 Doug Kwan <dougkwan@google.com>
4092 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4093 from start of output section instead of address for a local symbol
4094 in a merged or relaxed section when doing a relocatable link.
4096 2010-05-26 Rafael Espindola <espindola@google.com>
4099 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4100 adding sections the garbage collector removed.
4101 * gold/testsuite/Makefile.am: Add test.
4102 * gold/testsuite/Makefile.in: Regenerate.
4103 * gold/testsuite/plugin_test_7.sh: New.
4104 * gold/testsuite/plugin_test_7_1.c: New.
4105 * gold/testsuite/plugin_test_7_2.c: New.
4107 2010-05-26 Rafael Espindola <espindola@google.com>
4109 * script-sections.cc (Output_section_definition::set_section_addresses):
4110 Check for --section-start.
4112 2010-05-26 Doug Kwan <dougkwan@google.com>
4114 * arm.cc (Arm_scan_relocatable_relocs): New class.
4115 (Target_arm::relocate_special_relocatable): New method.
4116 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4117 (Arm_relocate_functions::thumb_branch_common): Same.
4118 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4119 instead of Default_scan_relocatable_relocs.
4120 * target-reloc.h (relocate_for_relocatable): Let target handle
4121 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4122 * target.h (Sized_target::relocate_special_relocatable): New method.
4124 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4126 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4128 2010-05-23 Doug Kwan <dougkwan@google.com>
4130 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4132 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4133 with a direct branch, not a conditional branch, to a stub.
4134 * merge.cc (Output_merge_base::record_input_section): New method
4136 (Output_merge_data::do_add_input_section): Record input section if
4137 keeps-input-sections flag is set.
4138 (Output_merge_string::do_add_input_section): Ditto.
4139 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4140 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4142 (Output_merge_base::keeps_input_sections,
4143 Output_merge_base::set_keeps_input_sections,
4144 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4146 (Output_merge_base::Input_sections): New type declaration.
4147 (Output_merge_base::input_sections_begin,
4148 Output_merge_base::input_sections_end,
4149 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4150 (Output_merge_base::bool keeps_input_sections_,
4151 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4152 Output_merge_base::input_sections_): New data members.
4153 (Output_merge_data::do_set_keeps_input_sections): New method
4155 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4156 * output.cc (Output_section::Input_section::relobj): Move method
4157 defintion from class declaration to here and handle merge sections.
4158 (Output_section::Input_section::shndx): Ditto.
4159 (Output_section::Output_section): Remove initializations of removed
4160 data members and initialize new data member LOOKUP_MAPS_.
4161 (Output_section::add_input_section): Set keeps-input-sections flag
4162 for a newly created merge output section as appropriate. Adjust code
4163 to use Output_section_lookup_maps class.
4164 (Output_section::add_relaxed_input_section): Adjst code for lookup
4165 maps code refactoring.
4166 (Output_section::add_merge_input_section): Add a new parameter
4167 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4168 class. If adding input section to a newly created merge output
4169 section fails, remove the new merge section.
4170 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4171 Adjust code for use of the Output_section_lookup_maps class.
4172 (Output_section::find_merge_section): Ditto.
4173 (Output_section::build_lookup_maps): New method defintion.
4174 (Output_section::find_relaxed_input_section): Adjust code to use
4175 Output_section_lookup_maps class.
4176 (Output_section::get_input_sections): Export merge sections. Adjust
4177 code to use Output_section_lookup_maps class.
4178 (Output_section:::add_script_input_section): Adjust code to use
4179 Output_section_lookup_maps class. Update lookup maps for merge
4181 (Output_section::discard_states): Use Output_section_lookup_maps.
4182 (Output_section::restore_states): Same.
4183 * output.h (Merge_section_properties): Move class defintion out of
4185 (Output_section_lookup_maps): New class.
4186 (Output_section::Input_section::is_merge_section): New method
4188 (Output_section::Input_section::relobj): Move defintion out of class
4189 defintion. Declare method only.
4190 (Output_section::Input_section::shndx): Ditto.
4191 (Output_section::Input_section::output_merge_base): New method defintion.
4192 (Output_section::Input_section::u2_.pomb): New union field.
4193 (Output_section::Merge_section_by_properties_map,
4194 Output_section::Output_section_data_by_input_section_map,
4195 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4197 (Output_section::add_merge_input_section): Add new parameter
4198 KEEPS_INPUT_SECTIONS.
4199 (Output_section::build_lookup_maps): New method declaration.
4200 (Output_section::merge_section_map_,
4201 Output_section::merge_section_by_properties_map_,
4202 Output_section::relaxed_input_section_map_,
4203 Output_section::is_relaxed_input_section_map_valid_): Remove data
4205 (Output_section::lookup_maps_): New data member.
4207 2010-05-21 Doug Kwan <dougkwan@google.com>
4210 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4211 avoid a compilation error.
4213 2010-05-19 Rafael Espindola <espindola@google.com>
4215 * script-sections.cc (Output_section_definition::allocate_to_segment):
4216 Update the phdrs_list even when the output section is NULL.
4217 * testsuite/Makefile.am: Add test.
4218 * testsuite/Makefile.in: Regenerate.
4219 * testsuite/script_test_9.cc: New.
4220 * testsuite/script_test_9.sh: New.
4221 * testsuite/script_test_9.t: New.
4223 2010-05-19 Doug Kwan <dougkwan@google.com>
4225 * arm.cc (Arm_input_section::original_size): New method.
4226 (Arm_input_section::do_addralign): Add a cast.
4227 (Arm_input_section::do_output_offset): Remove static cast.
4228 (Arm_input_section::original_addralign,
4229 Arm_input_section::original_size_): Change type to uint32_t.
4230 (Arm_input_section::init): Add safe casts for section alignment
4232 (Arm_input_section::set_final_data_size): Do not set address and
4233 offset of stub table.
4234 (Arm_output_section::fix_exidx_coverage): Change use of of
4235 Output_section::Simple_input_section to that of
4236 Output_section::Input_section.
4237 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4238 except for the first pass.
4239 * output.cc (Output_section::get_input_sections): Change type of
4240 input_sections to std::list<Input_section>.
4241 (Output_section::add_script_input_section): Rename from
4242 Output_section::add_simple_input_section. Change type of SIS
4243 parameter from Simple_input_section to Input_section.
4244 * output.h (Output_section::Simple_input_section): Remove class.
4245 (Output_section::Input_section): Change class visibility to public.
4246 (Output_section::Input_section::addralign): Use stored alignments
4247 for special input sections if set.
4248 (Output_section::Input_section::set_addralign): New method.
4249 (Output_section::get_input_sections): Change parameter type from
4250 list of Simple_input_section to list of Input_section.
4251 (Output_section::add_script_input_section): Rename from
4252 Output_section::add_simple_input_section. Change first parameter's
4253 type from Simple_input_section to Input_section and remove the
4254 second and third parameters.
4255 * script-sections.cc (Input_section::Input_section_list): Change
4256 type to list of Output_section::Input_section/
4257 (Input_section_info::Input_section_info): Change parameter type of
4258 INPUT_SECTION to Output_section::Input_section.
4259 (Input_section_info::input_section): Change return type.
4260 (Input_section_info::input_section_): Change type to
4261 Output_section::Input_section.
4262 (Output_section_element_input::set_section_addresses): Adjust code
4263 to use Output_section::Input_section instead of
4264 Output_section::Simple_input_section. Adjust code for renaming
4265 of Output_section::add_simple_input_section.
4266 (Orphan_output_section::set_section_addresses): Ditto.
4268 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4270 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4271 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4273 2010-05-18 Rafael Espindola <espindola@google.com>
4275 * options.cc (General_options::finalize): Handle -nostdlib.
4276 * options.h (nostdlib): New option.
4277 * script.cc (script_add_search_dir): Handle -nostdlib.
4279 2010-05-12 Doug Kwan <dougkwan@google.com>
4281 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4282 attributes section only if there no attributes section after merging.
4283 (Target_arm::merge_object_attributes): Move value of
4284 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4285 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4286 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4287 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4288 and arm_attr_merge_7.stdout.
4289 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4290 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4291 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4292 arm_attr_merge_7b.o): New rules.
4293 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4295 * testsuite/Makefile.in: Regenerate.
4296 * testsuite/arm_attr_merge.sh: New file.
4297 * testsuite/arm_attr_merge_[67][ab].s: Same.
4299 2010-05-05 Nick Clifton <nickc@redhat.com>
4301 * po/es.po: Updated Spanish translation.
4303 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4305 * Makefile.am (install-exec-local): Properly install gold as
4306 default cross linker.
4307 * Makefile.in: Regenerated.
4309 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4310 Nick Clifton <nickc@redhat.com>
4312 * configure.ac (install_as_default): Define and set to false
4313 unless --enable-gold or --enable-gold=both/gold has been
4315 * configure: Regenerate.
4317 * Makefile.am (install-exec-local): Install the executable as
4318 'ld.gold'. If install_as_default is true then also install it as
4320 * Makefile.in: Regenerated.
4322 2010-04-24 Ian Lance Taylor <iant@google.com>
4324 * layout.cc (Layout::layout_reloc): In relocatable link don't
4325 combine reloc sections for grouped sections.
4327 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4329 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4330 sections that are not ordinary to icf.
4331 * icf.cc (get_section_contents): Handle relocation pointing to section
4332 with no object or shndx information.
4333 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4334 * testsuite/Makefile.in: Regenerate.
4335 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4336 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4338 2010-04-22 Ian Lance Taylor <iant@google.com>
4340 * expression.cc (Expression::Expression_eval_info): Add
4341 result_alignment_pointer field.
4342 (Expression::eval_with_dot): Add result_alignment_pointer
4343 parameter. Change all callers.
4344 (Expression::eval_maybe_dot): Likewise.
4345 (class Binary_expression): Add alignment_pointer parameter to
4346 left_value and right_value. Change all callers.
4347 (BINARY_EXPRESSION): Set result alignment.
4348 (class Trinary_expression): Add alignment_pointer parameter to
4349 arg2_value and arg3_value. Change all callers.
4350 (Trinary_cond::value): Set result alignment.
4351 (Max_expression::value, Min_expression::value): Likewise.
4352 (Align_expression::value): Likewise.
4353 * script-sections.cc (class Sections_element): Add dot_alignment
4354 parameter to set_section_addresses virtual function. Update
4356 (class Output_section_element): Likewise.
4357 (Script_sections::create_segments): Add dot_alignment parameter.
4359 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4360 (Script_sections::set_phdrs_clause_addresses): Likewise.
4361 * script-sections.h: Update declarations.
4362 * script.h: Update declarations.
4363 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4365 * testsuite/script_test_3.t: Set large alignment.
4366 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4367 segment has expected alignment.
4369 2010-04-22 Nick Clifton <nickc@redhat.com>
4371 * po/gold.pot: Updated by the Translation project.
4372 * po/vi.po: Updated Vietnamese translation.
4374 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4376 * testsuite/Makefile.am (check_PROGRAMS): Add
4377 icf_virtual_function_folding_test.
4378 * testsuite/Makefile.in: Regenerated.
4380 2010-04-15 Andrew Haley <aph@redhat.com>
4382 * options.h (merge_exidx_entries): New option.
4383 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4384 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4385 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4386 (Target_arm::merge_exidx_entries): New function.
4387 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4388 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4389 to Arm_exidx_fixup constructor.
4390 Add new arg, merge_exidx_entries.
4391 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4392 Arm_output_section::fix_exidx_coverage.
4394 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4396 * icf.cc (get_section_contents): Check for preemptible functions.
4397 Ignore addend when appropriate.
4398 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4400 (add_from_relobj): Check for section folded.
4401 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4402 * symtab.h (should_add_dynsym_entry): Add new parameter.
4403 * target-reloc.h (scan_relocs): Check for section folded.
4404 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4405 Check reloc types for function pointers in shared objects.
4406 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4408 (icf_preemptible_functions_test): New test case.
4409 (icf_string_merge_test): New test case.
4410 * testsuite.Makefile.in: Regenerate.
4411 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4412 bar_glob. Refactor code.
4413 * testsuite/icf_preemptible_functions_test.cc: New file.
4414 * testsuite/icf_preemptible_functions_test.sh: New file.
4415 * testsuite/icf_string_merge_test.cc: New file.
4416 * testsuite/icf_string_merge_test.sh: New file.
4417 * testsuite/icf_virtual_function_folding_test.cc: New file.
4418 * testsuite/icf_virtual_function_folding_test.sh: New file.
4420 2010-04-14 Doug Kwan <dougkwan@google.com>
4422 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4423 for local symbol recounting if we remove a section due to ICF.
4424 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4425 there are no regular objects in input.
4427 2010-04-13 Doug Kwan <dougkwan@google.com>
4429 * arm.cc (Arm_input_section::set_final_data_size): Compute
4430 accurate final data size instead of using current data size.
4432 2010-04-09 Doug Kwan <dougkwan@google.com>
4434 * layout.cc (Layout::choose_output_section): Handle script section
4436 (Layout::make_output_section_for_script): Add section type parameter.
4437 Handle script section types.
4438 * layout.h (Layout::make_output_section_for_script): Add section
4440 * output.cc (Output_section::Output_section): Initialize data member
4442 (Output_section::do_reset_address_and_file_offset): Do not set address
4443 to 0 if section is a NOLOAD section.
4444 * output.h (Output_section::is_noload): New method.
4445 (Output_section::set_is_noload): Ditto.
4446 (Output_section::is_noload_): New data member.
4447 * script-c.h (Script_section_type): New enum type.
4448 (struct Parser_output_section_header): Add new file section_type.
4449 * script-sections.cc (Sections_element::output_section_name): Add
4450 parameter for returning script section type.
4451 (Output_section_definition::output_section_name): Ditto.
4452 (Output_section_definition::section_type)P; New method.
4453 (Output_section_definiton::script_section_type_name): Ditto.
4454 (Output_section_definition::script_section_type_): New data member.
4455 (Output_section_definition::Output_section_definition): Initialize
4456 data member Output_section_definition::script_section_type_.
4457 (Output_section_definition::create_sections): Pass script section type
4458 to Layout::make_output_section_for_script.
4459 (Output_section_definition::output_section_name): Return script
4460 section type to caller.
4461 (Output_section_definition::set_section_address): Do not advance
4462 dot value and load address if section type is NOLOAD. Set address
4463 of NOLOAD sections regardless of section flags.
4464 (Output_section_definition::print): Print section type if it is
4465 not SCRIPT_SECTION_TYPE_NONE.
4466 (Output_section_definition::section_type): New method.
4467 (Output_section_definition::script_section_type_name): Ditto.
4468 (Script_sections::output_section_name): Add new parameter
4469 PSECTION_TYPE for returning script section type. Pass it to
4470 section elements. Handle discard sections.
4471 (Sort_output_sections::operator()): Handle NOLOAD sections.
4472 * script-sections.h (Script_sections::Section_type): New enum type.
4473 (Script_sections::output_section_name): Add a new parameter for
4474 returning script section type.
4475 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4477 * yyscript.y (union): Add new field SECTION_TYPE.
4478 (COPY, DSECT, INFO, NOLOAD): New tokens.
4479 (opt_address_and_section_type): Change type to output_section_header.
4480 (section_type): New non-terminal
4481 (section_header): Handle section type.
4482 (opt_address_and_section_type): Return section type value.
4484 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4486 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4487 * testsuite/plugin_common_test_2.c (foo): Likewise.
4489 2010-04-08 Doug Kwan <dougkwan@google.com>
4491 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4493 * output.cc (Output_section::add_merge_input_section): Simplify
4494 code and return status of Output_merge_base::add_input_section.
4495 Update merge section map only if Output_merge_base::add_input_section
4498 2010-04-07 Doug Kwan <dougkwan@google.com>
4500 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4501 if section is marked as containing instructions but has no mapping
4503 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4504 correct section index.
4505 (Arm_relobj::find_linked_text_section): Ditto.
4507 2010-04-07 Cary Coutant <ccoutant@google.com>
4509 * archive.cc (include_member): Destroy Read_symbols_data object before
4511 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4512 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4513 (Read_symbols_data::~Read_symbols_data) New destructor.
4514 (Section_relocs::Section_relocs) New constructor.
4515 (Section_relocs::~Section_relocs) New destructor.
4516 (Read_relocs_data::Read_relocs_data) New constructor.
4517 (Read_relocs_data::~Read_relocs_data) New destructor.
4518 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4519 pointers to NULL after deleting.
4521 2010-04-07 Doug Kwan <dougkwan@google.com>
4523 * arm.cc: Replace "endianity" with "endianness" in comments.
4524 (Arm_exidx_cantunwind): Ditto.
4525 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4526 (Arm_relobj::merge_flags_and_attributes): New method.
4527 (Arm_relobj::merge_flags_and_attributes_): New data member.
4528 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4529 (Arm_relobj::scan_sections_for_stubs): Ditto.
4530 (Arm_relobj::do_read_symbols): Check to see if we really want to
4531 merge processor-specific flags and attributes. Exit early if
4532 an object is empty except for section names and the undefined symbol.
4533 (Target_arm::do_finalize_sections): Move check for ELF format to
4534 Arm_relobj::do_read_symbols. Merge processor specific flags and
4535 attributes from a regular object only when we have determined that
4536 it is aapropriate. Do not create an .ARM.attributes section in
4537 output if there is no regular input object.
4538 (Target_arm::merge_processor_specific_flags): Check
4539 --warn-mismatch before printing any error.
4540 (Target_arm::merge_object_attributes): Ditto.
4541 * gold.cc (queue_middle_tasks): Handle the case in which there is
4542 no regular object in input.
4543 * options.cc (General_options::parse_EB): New method.
4544 (General_options::parse_EL): Same.
4545 (General_options::General_options): Initialize endianness_.
4546 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4548 (General_options::Endianness): New enum.
4549 (General_options::endianness): New method.
4550 (General_options::endianness_): New data member.
4551 * parameters.cc (Parameters::set_options): Check target endianness.
4552 (Parameters::set_target_once): Ditto.
4553 (Parameters::check_target_endianness): New method.
4554 (parameters_force_valid_target): If either -EL or -EB is specified,
4555 use it to define endianness of default target.
4556 * parameters.h (Parameters::check_target_endianness): New method
4558 * target.h (class Target): Change "endianity" to "endianness"
4561 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4563 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4564 * configure: Regenerate.
4565 * Makefile.in: Regenerate.
4566 * testsuite/Makefile.in: Regenerate.
4568 2010-04-06 Cary Coutant <ccoutant@google.com>
4571 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4572 prevailing definitions of common symbols.
4573 * testsuite/plugin_test_6.sh: New test case.
4574 * testsuite/plugin_common_test_1.c: New test case.
4575 * testsuite/plugin_common_test_2.c: New test case.
4576 * testsuite/Makefile.am (plugin_test_6): New test case.
4577 * testsuite/Makefile.in: Regenerate.
4579 2010-04-06 Nick Clifton <nickc@redhat.com>
4581 * po/vi.po: New Vietnamese translation.
4583 2010-03-30 Doug Kwan <dougkwan@google.com>
4585 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4587 2010-03-25 Doug Kwan <dougkwan@google.com>
4589 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4590 to avoid a conversion warning on a 32-bit host.
4592 2010-03-24 Ian Lance Taylor <iant@google.com>
4594 * testsuite/script_test_3.t: Add a TLS segment.
4595 * testsuite/Makefile.am (check_PROGRAMS): Add
4596 tls_phdrs_script_test.
4597 (tls_phdrs_script_test_SOURCES): Define.
4598 (tls_phdrs_script_test_DEPENDENCIES): Define.
4599 (tls_phdrs_script_test_LDFLAGS): Define.
4600 (tls_phdrs_script_test_LDADD): Define.
4601 * testsuite/Makefile.in: Rebuild.
4603 2010-03-23 Cary Coutant <ccoutant@google.com>
4605 * fileread.cc (find_or_make_view): Fix comment.
4607 2010-03-23 Ian Lance Taylor <iant@google.com>
4609 * script-sections.cc (class Orphan_section_placement): Define
4610 PLACE_TLS and PLACE_TLS_BSS.
4611 (Orphan_section_placement::Orphan_section_placement): Initialize
4613 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4614 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4615 (tls_script_test_SOURCES): Define.
4616 (tls_script_test_DEPENDENCIES): Define.
4617 (tls_script_test_LDFLAGS): Define.
4618 (tls_script_test_LDADD): Define.
4619 * testsuite/Makefile.in: Rebuild.
4621 2010-03-22 Doug Kwan <dougkwan@google.com>
4623 * arm.cc (Arm_relocate_functions::abs8,
4624 Arm_relocate_functions::abs16): Use correct check for overflow
4625 specified in the ARM ELF specs.
4626 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4627 target of a BLX instruction specially.
4628 (Reloc_stub::stub_type_for_reloc): Ditto.
4629 (Relocate::relocate): Use symbolic names instead of numeric relocation
4630 codes to report error.
4631 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4633 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4634 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4635 thumb2_blx_out_of_range.stdout
4636 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4637 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4638 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4639 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4640 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4641 thumb2_blx_in_range, thumb2_blx_in_range.o,
4642 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4643 thumb2_blx_out_of_range.o): New rules.
4644 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4645 thumb2_blx_in_range and thumb2_blx_out_of_range.
4646 * testsuite/Makefile.in: Regenerate.
4647 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4648 * testsuite/thumb_blx_in_range.s: New file.
4649 * testsuite/thumb_blx_out_of_range.s: New file.
4651 2010-03-22 Rafael Espindola <espindola@google.com>
4653 * archive.cc (Should_include): Move to archive.h.
4654 (should_include_member): Make it a member of Archive.
4656 (Add_lib_group_symbols): New.
4657 * archive.h: Include options.h.
4658 (Archive_member): Moved from Archive.
4659 (Should_include): Moved from archive.cc.
4661 (Add_lib_group_symbols): New.
4662 * dynobj.cc (do_should_include_member): New.
4663 * dynobj.h (do_should_include_member): New.
4664 * gold.cc (queue_initial_tasks): Update call to queue.
4665 * main.cc (main): Print lib group stats.
4666 * object.cc (do_should_include_member): New.
4667 * object.h: Include archive.h.
4668 (Object::should_include_member): New.
4669 (Object::do_should_include_member): New.
4670 (Sized_relobj::do_should_include_member): New.
4671 * options.cc (General_options::parse_start_lib): New.
4672 (General_options::parse_end_lib): New.
4673 (Input_arguments::add_file): Handle lib groups.
4674 (Input_arguments::start_group): Check we are not in a lib.
4675 (Input_arguments::start_lib): New.
4676 (Input_arguments::end_lib): New.
4677 * options.h (General_options): Add start_lib and end_lib.
4678 (Input_argument::lib_): New.
4679 (Input_argument::lib): New.
4680 (Input_argument::is_lib): New.
4681 (Input_file_lib): New.
4682 (Input_arguments::in_lib_): New.
4683 (Input_arguments::in_lib): New.
4684 (Input_arguments::start_lib): New.
4685 (Input_arguments::end_lib_): New.
4686 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4687 in unused members as preempted.
4688 (Sized_pluginobj::do_should_include_member): New.
4689 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4690 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4692 (Read_symbols::do_whole_lib_group): New.
4693 (Read_symbols::do_lib_group): New.
4694 (Read_symbols::do_read_symbols): Handle lib groups.
4695 (Read_symbols::get_name): Handle lib groups.
4696 * readsyms.h (Read_symbols): Add an archive member pointer.
4697 (Read_symbols::do_whole_lib_group): New.
4698 (Read_symbols::do_lib_group): New.
4699 (Read_symbols::member_): New.
4700 * script.cc (read_input_script): Update call to queue_soon.
4702 2010-03-19 Doug Kwan <dougkwan@google.com>
4704 * arm.cc (Stub_table::Stub_table): Initialize new data members
4705 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4706 (Stub_table::add_reloc_stub): Assign stub offset and update
4707 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4708 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4710 (Stub_table::update_data_size_and_addralign): Use
4711 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4712 instead of going over all reloc stubs.
4713 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4714 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4715 Stringpool_template::offset_ to size of Stringpool_char.
4716 (Stringpool_template::new_key_offset): Remove code to initialize
4717 Stringpool_template::offset_.
4718 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4719 Stringpool_template::offset_ to zero.
4721 2010-03-15 Doug Kwan <dougkwan@google.com>
4723 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4725 (Stringpool_template::new_key_offset): New method.
4726 (Stringpool_template::add_string): Assign offsets when adding new
4728 (Stringpool_template::set_string_offsets): Do not set string offsets
4729 when not optimizing.
4730 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4732 (Chunked_vector::clear): Clear size_.
4733 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4734 (Chunked_vector::size): Return size_.
4735 (Chunked_vector::push_back): Use size_ to find insert position.
4736 (Chunked_vector::size_): New data member.
4737 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4738 (Stringpool_template::new_key_offset): New method declaration.
4739 (Stringpool_template::offset_): New data member.
4741 2010-03-15 Rafael Espindola <espindola@google.com>
4743 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4744 Add_symbols' constructor.
4745 * readsyms.h (Add_symbols): Remove the input_group member.
4747 2010-03-10 Ian Lance Taylor <iant@google.com>
4749 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4750 target to ask whether a reference to a symbol requires a stack
4752 * target.h (Target::is_call_to_non_split): New function.
4753 (Target::do_is_call_to_non_split): Declare virtual function.
4754 * target.cc: Include "symtab.h".
4755 (Target::do_is_call_to_non_split): New function.
4756 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4758 2010-03-10 Cary Coutant <ccoutant@google.com>
4760 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4761 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4762 (File_read::open[2]): Add whole_file_view_ to list of views.
4763 (File_read::make_view): Remove test of whole_file_view_.
4764 (File_read::find_or_make_view): Create whole_file_view_ if
4766 (File_read::clear_views): Replace bool parameter with enum;
4767 adjust all callers. Don't delete views with permanent data;
4768 do delete cached views and views from archives if
4769 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4770 if clearing the corresponding view.
4771 * fileread.h (File_read::Clear_views_mode): New enum.
4772 (File_read::View::is_permanent_view): New method.
4773 (File_read::clear_views): Replace bool parameter
4774 with enum; adjust all callers.
4775 * options.h (General_options): Change keep_files_mapped option;
4776 add map_whole_files.
4777 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4779 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4782 2010-03-10 David S. Miller <davem@davemloft.net>
4784 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4786 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4788 * icf.cc (get_section_contents): Add '@' marker after processing the
4791 2010-03-08 Doug Kwan <dougkwan@google.com>
4793 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4794 due to a conversion warning.
4795 (Arm_relobj::update_output_local_symbol_count): Check for local
4796 symbol with unset output index.
4798 2010-03-05 Ian Lance Taylor <iant@google.com>
4800 * options.h (class General_options): Add --spare-dynamic-tags.
4801 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4802 --spare-dynamic-tags.
4804 2010-03-05 Ian Lance Taylor <iant@google.com>
4806 * incremental.cc: Include "libiberty.h".
4808 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4810 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4811 function, is_info_ member.
4812 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4813 (Versions::Versions): Update caller.
4814 (Versions::define_base_version): Likewise.
4815 (Versions::add_def): Likewise.
4817 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4819 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4820 (Scan::possible_function_pointer_reloc): New function.
4821 (Scan::local_reloc_may_be_function_pointer): Change to call
4822 possible_function_pointer_reloc.
4823 (Scan::global_reloc_may_be_function_pointer): Ditto.
4824 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4825 relocations in ".data.rel.ro._ZTV" section.
4826 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4827 * testsuite/icf_safe_so_test.cc: Ditto.
4828 * testsuite/icf_safe_test.cc: Ditto.
4829 * testsuite/icf_safe_test.sh: Ditto.
4831 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4832 Ian Lance Taylor <iant@google.com>
4834 * target-reloc.h (relocate_section): Check the symbol table index
4835 for -1U before setting the local symbol index.
4836 (scan_relocatable_relocs): If copying the relocation, record that
4837 the local symbol is required.
4838 * object.h (Symbol_value::is_output_symtab_index_set): New
4840 (Symbol_value::may_be_discarded_from_output_symtab): New
4842 (Symbol_value::has_output_symtab_entry): New function.
4843 (Symbol_value::needs_output_symtab_entry): Remove.
4844 (Symbol_value::output_symtab_index): Make sure the symbol index is
4846 (Symbol_value::set_output_symtab_index): Make sure the symbol
4847 index is not set. Make sure the new index is valid.
4848 (Symbol_value::set_must_have_output_symtab_entry): New function.
4849 (Symbol_value::has_output_dynsym_entry): New function.
4850 (Symbol_value::set_output_dynsym_index): Make sure the new index
4852 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4853 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4854 local symbol if permitted.
4855 (Sized_relobj::do_finalize_local_symbols): Call
4856 is_output_symtab_index_set rather than needs_output_symtab_entry.
4857 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4858 rather than needs_output_symtab_entry. Call
4859 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4860 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4861 is_output_symtab_index_set rather than needs_output_symtab_entry.
4862 * testsuite/discard_locals_relocatable_test.c: New file.
4863 * testsuite/discard_locals_test.sh: Test -r.
4864 * testsuite/Makefile.am (check_DATA): Add
4865 discard_locals_relocatable_test1.syms,
4866 discard_local_relocatable_test2.syms.
4867 (MOSTLYCLEANFILES): Likewise. Also add
4868 discard_locals_relocatable_test1.lout and
4869 discard_locals_relocatable_test2.out.
4870 (discard_locals_relocatable_test1.syms): New target.
4871 (discard_locals_relocatable_test.o): New target.
4872 (discard_locals_relocatable_test1.out): New target.
4873 (discard_locals_relocatable_test2.syms): New target.
4874 (discard_locals_relocatable_test2.out): New target.
4875 (various): Add missing ../ld-new dependencies.
4876 * testsuite/Makefile.in: Rebuild.
4878 2010-03-03 Nick Clifton <nickc@redhat.com>
4880 * po/fi.po: New Finnish translation.
4882 2010-03-01 Doug Kwan <dougkwan@google.com>
4884 * layout.cc (Layout::Layout): Force section types of .init_array*,
4885 .preinit_array* and .fini_array* sections.
4886 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4887 Fix check of return value of std::string::find.().
4888 (Output_section::Input_section_sort_compare::operator()): Remove
4889 comment about .init_array.
4890 (Output_section::Input_section_sort_init_fini_compare::operator()):
4892 (Output_section::sort_attached_input_sections): Handle .init_array
4893 and .fini_array specially.
4894 * output.h (Output_section::Inut_section_sort_compare): Update
4896 (Output_section::Input_section_sort_init_fini_compare): New struct.
4898 2010-02-26 Doug Kwan <dougkwan@google.com>
4900 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4901 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4902 * testsuite/debug_msg.sh: Avoid matching source line number for
4903 use of global variable undef_int.
4905 2010-02-26 Doug Kwan <dougkwan@google.com>
4907 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4908 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4909 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4910 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4911 * options.cc (General_options::General_options): Initialize member
4913 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4914 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4915 and rm_no_fix_v4bx.stdout
4916 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4917 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4918 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4919 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4920 and arm_no_fix_v4bx.
4921 * Makefile.in: Regenerate.
4922 * testsuite/arm_fix_v4bx.s: New file.
4923 * testsuite/arm_fix_v4bx.sh: Ditto.
4925 2010-02-24 Doug Kwan <dougkwan@google.com>
4927 * arm.cc (Target_arm::got_section): Make the .got section the first
4928 non RELRO section in the data segment.
4929 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4930 suffixes of section names.
4932 2010-02-24 Doug Kwan <dougkwan@google.com>
4934 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4935 flags and attributes merging if an input file is a binary file.
4936 * fileread.cc (Input_file::open): Record format of original file.
4937 * fileread.h (Input_file::Format): New enum type.
4938 (Input_file::Input_file): Initialize data member format_.
4939 (Input_file::format): New method definition.
4940 (Input_file::format_):: New data member.
4942 2010-02-24 Doug Kwan <dougkwan@google.com>
4944 * arm.cc (Arm_output_data_got): New class.
4945 (ARM_TCB_SIZE): New constant
4946 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4947 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4948 If user uses a script with a SECTIONS clause, issue only a warning
4949 for a misplaced EXIDX input section. Otherwise, issue an error.
4950 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4952 (Target_arm::got_mode_index_entry): Handle static linking.
4953 (Target_arm::Scan::local): Ditto.
4954 (Target_arm::Scan::global): Ditto.
4955 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4956 all incorrectly implemented relocations.
4957 (Target_arm::fix_exidx_coverage): Pass layout to
4958 Arm_output_section::fix_exidx_coverage.
4959 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4960 from ".ARM.exidx." and ".ARM.extab.".
4962 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4964 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4965 section if it does not already exist.
4966 * attributes.cc (Attributes_section_data::Attributes_section_data):
4967 Don't crash if size is zero.
4969 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4970 Ian Lance Taylor <iant@google.com>
4972 * gold.cc (queue_middle_tasks): If no input files were opened,
4974 * workqueue.h (Task_function::Task_function): Assert that there is
4977 2010-02-22 Doug Kwan <dougkwan@google.com>
4979 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4980 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4981 types to avoid warnings due to different uint64_t implementations
4984 2010-02-21 Doug Kwan <dougkwan@google.com>
4986 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4987 handling of the maximum backward branch offset.
4988 (Arm_relocate_functions::thumb_branch_common): Ditto.
4989 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4990 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4991 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4992 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4993 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4994 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4995 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4996 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4997 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4998 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4999 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5000 thumb2_bl_out_of_range.o): New rules.
5001 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5002 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5003 thumb2_bl_out_of_range
5004 * testsuite/Makefile.in: Regenerate.
5005 * testsuite/arm_bl_in_range.s: New file.
5006 * testsuite/arm_bl_out_of_range.s: Ditto.
5007 * testsuite/arm_branch_in_range.sh: Ditto.
5008 * testsuite/arm_branch_range.t: Ditto.
5009 * testsuite/thumb2_branch_range.t: Ditto.
5010 * testsuite/thumb_bl_in_range.s: Ditto.
5011 * testsuite/thumb_bl_out_of_range.s: Ditto.
5012 * testsuite/thumb_branch_range.t: Ditto.
5014 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5016 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5017 Add reloc offset information.
5018 * icf.cc (get_section_contents): Change iterators to point to the new
5019 vectors. Add reloc offset information to the contents.
5020 * icf.h (Icf::Sections_reachable_info): New typedef.
5021 (Icf::Sections_reachable_list): New typedef.
5022 (Icf::Offset_info): New typedef.
5023 (Icf::Reloc_info): New struct typedef.
5024 (Icf::Reloc_info_list): New typedef.
5025 (Icf::symbol_reloc_list): Delete method.
5026 (Icf::addend_reloc_list): Delete method.
5027 (Icf::section_reloc_list): Delete method.
5028 (Icf::reloc_info_list): New method.
5029 (Icf::reloc_info_list_): New member.
5031 2010-02-19 Doug Kwan <dougkwan@google.com>
5033 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5034 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5035 * arm.cc (Arm_relocation_functions): New forward declaration.
5036 (Target_arm::Target_arm): Initialize new data members
5037 got_mod_index_offset_ and tls_base_symbol_defined_.
5038 (Target_arm::Relocate::relocate_tls): New method.
5039 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5040 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5042 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5043 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5044 (Target_arm::got_mod_index_offset_,
5045 Target_arm::tls_base_symbol_defined_): New data members.
5046 (Target_arm::Scan::local, Target::Scan::global,
5047 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5050 2010-02-18 Doug Kwan <dougkwan@google.com>
5052 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5053 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5054 text section as a parameter becuase some broken tools may not set
5055 the link in section header.
5056 (Target_arm::has_got_section): New method.
5057 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5058 without any mapping symbol as data only. Remove warning.
5059 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5060 link in its section header, try to discover the link by inspecting the
5061 REL31 relocation at the beginning of the section.
5062 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5064 (Target_arm::Scan::global): Treat any reference to the symbol
5065 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5067 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5069 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5070 (Scan::global_reloc_may_be_function_pointer): New function.
5071 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5072 (Scan::global_reloc_may_be_function_pointer): New function.
5073 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5074 (Scan::global_reloc_may_be_function_pointer): New function.
5075 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5076 (Scan::global_reloc_may_be_function_pointer): New function.
5077 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5078 (Scan::global_reloc_may_be_function_pointer): New function.
5079 (Scan::possible_function_pointer_reloc): New function.
5080 (Target_x86_64::can_check_for_function_pointers): New function.
5081 * gc.h (gc_process_relocs): Scan relocation types to determine if
5082 function pointers were taken for targets that support it.
5083 * icf.cc (Icf::find_identical_sections): Include functions for
5084 folding in safe ICF whose pointer is not taken.
5085 * icf.h (Secn_fptr_taken_set): New typedef.
5086 (fptr_section_id_): New member.
5087 (section_has_function_pointers): New function.
5088 (set_section_has_function_pointers): New function.
5089 (check_section_for_function_pointers): New function.
5090 * options.h: Fix comment for safe ICF option.
5091 * target.h (can_check_for_function_pointers): New function.
5092 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5093 Modify icf_safe_test for X86-64.
5094 * testsuite/Makefile.in: Regenerate.
5095 * testsuite/icf_safe_so_test.cc: New file.
5096 * testsuite/icf_safe_so_test.sh: New file.
5097 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5098 (main): Change to take pointer to function kept_func_3.
5099 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5100 folding is done correctly for X86-64.
5102 2010-02-12 David S. Miller <davem@davemloft.net>
5104 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5105 is_symbolless parameter.
5106 (Output_reloc<SHT_REL>::is_symbolless): New.
5107 (Output_reloc<SHT_REL>::is_symbolless_): New.
5108 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5109 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5110 (Output_reloc<SHT_RELA>::is_symbolless): New.
5111 (Output_data_reloc::add_global): Handle is_symbolless.
5112 (Output_data_reloc::add_global_relative): Likewise.
5113 (Output_data_reloc::add_local): Likewise.
5114 (Output_data_reloc::add_local_relative): Likewise.
5115 (Output_data_reloc::add_symbolless_global_addend): New.
5116 (Output_data_reloc::add_symbolless_local_addend): New.
5117 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5119 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5120 instead of ->is_relative_
5121 (Output_reloc::write): Likewise.
5122 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5123 (Output_reloc::write_rel): Simplify.
5125 * sparc.cc (Target_sparc::Scan::local): Use
5126 ->add_symbolless_local_addend as needed.
5127 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5128 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5129 based upon relocation offset.
5131 2010-02-11 Doug Kwan <dougkwan@google.com>
5133 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5134 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5135 beginning of function.
5136 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5137 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5138 parameter is_32bit in calls to should_apply_static_reloc.
5139 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5140 (check_DATA): Add arm_abs_global.stdout.
5141 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5142 arm_abs_global.stdout): New rules.
5143 (MOSTLLYCLEANFILES): Add arm_abs_global
5144 * Makefile.in: Regenerate.
5145 * testsuite/arm_abs_global.s: New file.
5146 * testsuite/arm_abs_global.sh: Ditto.
5147 * testsuite/arm_abs_lib.s: Ditto.
5149 2010-02-11 Ian Lance Taylor <iant@google.com>
5151 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5153 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5154 Allocate_commons_task first.
5155 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5156 task, rather than symtab_lock_.
5157 (Gc_process_relocs::~Gc_process_relocs): New function.
5158 (Gc_process_relocs::is_runnable): Check this_blocker_.
5159 (Gc_process_relocs::locks): Use next_blocker_ rather than
5161 (Scan_relocs::~Scan_relocs): New function.
5162 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5164 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5166 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5167 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5168 constructor accordingly.
5169 (class Gc_process_relocs): Likewise.
5170 (class Scan_relocs): Likewise.
5171 * common.h (class Allocate_commons_task): Remove symtab_lock_
5172 field, and corresponding constructor parameter.
5173 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5175 (Allocate_commons_task::locks): Likewise.
5177 2010-02-11 Ian Lance Taylor <iant@google.com>
5179 * gold-threads.h (class Once): Define.
5180 (class Initialize_lock): Rewrite as child of Once.
5181 * gold-threads.cc (class Once_initialize): Define.
5182 (once_pointer_control): New static variable.
5183 (once_pointer, once_arg): New static variables.
5184 (c_run_once): New static function.
5185 (Once::Once, Once::run_once, Once::internal_run): New functions.
5186 (class Initialize_lock_once): Remove.
5187 (initialize_lock_control): Remove.
5188 (initialize_lock_pointer): Remove.
5189 (initialize_lock_once): Remove.
5190 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5191 (Initialize_lock::initialize): Rewrite.
5192 (Initialize_lock::do_run_once): New function.
5193 * archive.cc (Archive::interpret_header): Only clear name if it is
5195 * fileread.cc: Include "gold-threads.h"
5196 (file_counts_lock): New static variable.
5197 (file_counts_initialize_lock): Likewise.
5198 (File_read::release): Only increment counts when using --stats.
5199 Use a lock around the increment.
5200 * parameters.cc (class Set_parameters_target_once): Define.
5201 (set_parameters_target_once): New static variable.
5202 (Parameters::Parameters): Move here from parameters.h.
5203 (Parameters::set_target): Rewrite.
5204 (Parameters::set_target_once): New function.
5205 (Parameters::clear_target): Move here and rewrite.
5206 * parameters.h (class Parameters): Update declarations. Add
5207 set_parameters_target_once_ field.
5208 (Parameters::Parameters): Move to parameters.cc.
5209 (Parameters::clear_target): Likewise.
5210 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5212 (Start_group::~Start_group): New function.
5213 (Start_group::is_runnable): New function.
5214 (Start_group::locks, Start_group::run): New functions.
5215 (Finish_group::run): Change saw_undefined to size_t.
5216 * readsyms.h (class Start_group): Define.
5217 (class Finish_group): Change saw_undefined_ field to size_t.
5218 (Finish_group::Finish_group): Remove saw_undefined and
5219 this_blocker parameters. Change all callers.
5220 (Finish_group::set_saw_undefined): New function.
5221 (Finish_group::set_blocker): New function.
5222 * symtab.h (class Symbol_table): Change saw_undefined to return
5223 size_t. Change saw_undefined_ field to size_t.
5224 * target-select.cc (Set_target_once::do_run_once): New function.
5225 (Target_selector::Target_selector): Initialize set_target_once_
5226 field. Don't initialize lock_ and initialize_lock_ fields.
5227 (Target_selector::instantiate_target): Rewrite.
5228 (Target_selector::set_target): New function.
5229 * target-select.h (class Set_target_once): Define.
5230 (class Target_selector): Update declarations. Make
5231 Set_target_once a friend. Remove lock_ and initialize_lock_
5232 fields. Add set_target_once_ field.
5234 2010-02-10 Ian Lance Taylor <iant@google.com>
5236 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5238 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5239 (queue_middle_tasks): Add all blockers before queueing any tasks.
5240 (queue_final_tasks): Likewise.
5241 * token.h (Task_token::add_blockers): New function.
5242 * object.h (Input_objects::number_of_relobjs): New function.
5244 2010-02-10 Ian Lance Taylor <iant@google.com>
5246 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5247 shared, not if not position independent.
5248 * x86_64.cc (Relocate::relocate_tls): Likewise.
5249 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5250 (tls_pie_pic_test): New target.
5251 * testsuite/Makefile.in: Rebuild.
5253 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5254 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5255 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5256 * testsuite/Makefile.in: Rebuild.
5258 2010-02-09 David S. Miller <davem@davemloft.net>
5260 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5261 R_SPARC_RELATIVE using ->add_local_relative().
5262 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5264 * output.h (Output_data_dynamic::add_section_size): New method
5265 that takes two Output_data objects.
5266 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5267 entry param. Handle it in initializers.
5268 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5269 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5270 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5272 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5273 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5274 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5275 for dynrel_includes_plt.
5276 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5277 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5278 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5280 (Target_sparc::do_finalize_sections): Update to pass true for
5281 dynrel_includes_plt.
5282 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5283 output before .rela.plt
5284 (Target_powerpc::do_finalize_sections): Update to pass true for
5285 dynrel_includes_plt when 32-bit.
5287 2010-02-08 Doug Kwan <dougkwan@google.com>
5289 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5291 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5292 Arm_relobj::scan_section_for_cortex_a8_stubs,
5293 Arm_relobj::do_relocation_section): Instead of calling
5294 Output_section::output_address, use faster
5295 Arm_relobj::simple_input_section_output_address.
5297 2010-02-08 David S. Miller <davem@davemloft.net>
5299 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5300 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5301 relocation helper function.
5303 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5304 just like R_SPARC_GOT{10,13,22}.
5305 (Target_sparc::Scan::local): Likewise.
5306 (Target_sparc::Relocate:relocate): Likewise.
5308 2010-02-06 Ian Lance Taylor <iant@google.com>
5310 * configure.ac: Rewrite targetobjs duplicate removal code to use
5311 only shell constructs.
5312 * configure: Rebuild.
5314 2010-02-05 Doug Kwan <dougkwan@google.com>
5317 * arm.cc (Arm_relobj::section_is_scannable): New method.
5318 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5319 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5321 2010-02-04 Doug Kwan <dougkwan@google.com>
5324 * arm-reloc-property.cc (cstdio): Include.
5325 * configure.ac (targetobjs): Remove duplicates.
5326 * configure: Regenerate.
5327 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5328 big and little endian version for a given address size.
5330 2010-02-03 Doug Kwan <dougkwan@google.com>
5332 * arm-reloc-property.cc
5333 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5335 * arm-reloc-property.h
5336 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5337 New method definition.
5338 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5340 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5342 (GOT_PREL): Change implemented to Y.
5343 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5344 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5345 (Arm_relocate_functions::movw_abs_nc): Remove method.
5346 (Arm_relocate_functions::movt_abs): Ditto.
5347 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5348 (Arm_relocate_functions::thm_movt_abs): Ditto.
5349 (Arm_relocate_functions::movw_rel_nc): Ditto.
5350 (Arm_relocate_functions::movw_rel): Ditto.
5351 (Arm_relocate_functions::movt_rel): Ditto.
5352 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5353 (Arm_relocate_functions:thm_movw_rel): Ditto.
5354 (Arm_relocate_functions:thm_movt_rel): Ditto.
5355 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5356 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5357 New method definitions.
5358 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5359 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5360 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5361 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5362 (Target_arm::Relocate::relocate): Check for non-static or
5363 unimplemented relocation code and exit early. Change calls to
5364 Target_arm::reloc_uses_thumb_bit and
5365 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5366 instead. Refactor code to handle similar relocations to increase
5367 code sharing. Remove check for unsupported relocation code in switch
5369 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5370 relocation property table to find out size. Change error message to
5371 print out the name of a relocation code instead of the numeric value.
5372 (Target_arm::scan_reloc_for_stub): Use relocation property table
5373 instead of calling Target_arm::reloc_uses_thumb_bit().
5375 2010-02-02 Doug Kwan <dougkwan@google.com>
5377 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5378 types of relaxed input section.
5380 2010-02-02 Doug Kwan <dougkwan@google.com>
5382 * Makefile.am (HFILES): Add arm-reloc-property.h.
5384 (TARGETSOURCES): Add arm-reloc-property.cc
5385 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5386 (libgold_a_SOURCES): $(DEFFILES)
5387 * Makefile.in: Regenerate.
5388 * arm-reloc-property.cc: New file.
5389 * arm-reloc-property.h: New file.
5390 * arm-reloc.def: New file.
5391 * arm.cc: Update comments.
5392 (arm-reloc-property.h): New included header.
5393 (arm_reloc_property_table): New global variable.
5394 (Target_arm::do_select_as_default_target): New method definition.
5395 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5396 arm-reloc-property to targ_extra_obj.
5397 * parameters.cc (set_parameters_target): Call
5398 Target::select_as_default_target().
5399 * target.h (Target::select_as_default_target): New method definition.
5400 (Target::do_select_as_default_target): Same.
5402 2010-02-01 Doug Kwan <dougkwan@google.com>
5404 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5405 first_output_text_section_.
5406 (Arm_exidx_fixup::first_output_text_section): New method definition.
5407 (Arm_exidx_fixup::first_output_text_section_): New data member.
5408 (Arm_exidx_fixup::process_exidx_section): Record the first text
5409 output section seen.
5410 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5411 and entsize in output section header.
5413 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5415 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5416 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5417 (Arm_relocate_functions::thm_alu11): New Method.
5418 (Arm_relocate_functions::thm_pc8): New Method.
5419 (Arm_relocate_functions::thm_pc12): New Method.
5420 (Target_arm::Scan::local): Handle the relocations.
5421 (Target_arm::Scan::global): Likewise.
5422 (Target_arm::Relocate::relocate): Likewise.
5423 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5425 2010-01-29 Doug Kwan <dougkwan@google.com>
5427 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5428 of relocation types as ld.
5430 2010-01-29 Doug Kwan <dougkwan@google.com>
5432 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5434 (Arm_relocate_functions::thumb_branch_common): Ditto.
5435 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5436 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5437 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5438 Arm_relocate_functions::jump24): Remove.
5439 (Target_arm::Relocate::relocate): Adjust code to call
5440 Arm_relocation_functions::arm_branch_common and
5441 Arm_relocation_functions::thumb_branch_common instead of their removed
5442 wrappers. Merge switch-cases together to reduce source code size.
5444 2010-01-29 Doug Kwan <dougkwan@google.com>
5446 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5447 output_local_symbol_count_needs_update_.
5448 (Arm_relobj::output_local_symbol_count_needs_update,
5449 Arm_relobj::set_output_local_symbol_count_needs_update,
5450 Arm_relobj::update_output_local_symbol_count): New methods.
5451 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5453 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5454 of pointed function as in a R_ARM_PREL31 relocation.
5455 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5456 for output local symbol count updating.
5457 (Target_arm::do_relax): Update output local symbol counts in objects
5459 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5461 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5463 * arm.cc: Added support for the ARM relocations:
5464 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5465 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5466 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5468 (Arm_relocate_functions::movw_rel): New method.
5469 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5470 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5472 (Arm_relocate_functions::thm_movw_rel): New method.
5473 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5475 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5477 (Target_arm::Scan::global): Likewise.
5478 (Target_arm::Relocate::relocate): Likewise.
5479 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5482 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5484 * arm.cc: Added support for ARM group relocations.
5485 (Target_arm::reloc_needs_sym_origin): New method.
5486 (Arm_relocate_functions::calc_grp_kn): New method.
5487 (Arm_relocate_functions::calc_grp_residual): New method.
5488 (Arm_relocate_functions::calc_grp_gn): New method.
5489 (Arm_relocate_functions::arm_grp_alu): New Method.
5490 (Arm_relocate_functions::arm_grp_ldr): New Method.
5491 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5492 (Arm_relocate_functions::arm_grp_ldc): New Method.
5493 (Target_arm::Scan::local): Handle the ARM group relocations.
5494 (Target_arm::Scan::global): Likewise.
5495 (Target_arm::Relocate::relocate): Likewise.
5496 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5499 2010-01-26 Doug Kwan <dougkwan@google.com>
5501 * arm.cc (set): Include.
5502 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5504 (Arm_output_section::Text_section_list): New type.
5505 (Arm_output_section::append_text_sections_to_list): New method.
5506 (Arm_output_section::fix_exidx_coverage): Ditto.
5507 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5508 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5509 Relobj::set_section_offset() instead of
5510 Sized_relobj::invalidate_section_offset().
5511 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5512 parameter for section headers. Ignore relocation sections for
5513 unallocated sections and EXIDX sections.
5514 (Target_arm::fix_exidx_coverage): New method.
5515 (Target_arm::output_section_address_less_than): New type.
5516 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5517 linked text section instead of the EXIDX section.
5518 (Arm_output_section::create_stub_group): Add an assertion to check
5519 that this is not an EXIDX output section.
5520 (Arm_output_section::append_text_sections_to_list): New method.
5521 (Arm_output_section::fix_exidx_coverage): Ditto.
5522 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5523 Arm_relobj::section_needs_reloc_stub_scanning.
5524 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5526 (Target_arm::fix_exidx_coverage): New method.
5527 * object.h (Relobj::set_output_section): New method.
5528 (Sized_relobj::invalidate_section_offset): Remove method.
5529 (Sized_relobj::do_invalidate_section_offset): Remove method.
5530 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5532 2010-01-25 Doug Kwan <dougkwan@google.com>
5534 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5535 Fix warning due to signed and unsigned comparison on a 32-bit host.
5537 2010-01-22 Doug Kwan <dougkwan@google.com>
5539 * arm.cc (Target_arm::do_relax): Record an output section for section
5540 offset adjustment it contains any stub table that has changed.
5541 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5542 offsets in an output section if necessary.
5543 * output.cc (Output_section::Output_section): Initialize
5544 section_offsets_need_adjustments_.
5545 (Output_section::add_input_section_for_script): Renamed to
5546 Output_section::add_simple_input_section.
5547 (Output_section::save_states): Add a comment.
5548 (Output_section::discard_states): New method defintion.
5549 (Output_section::adjust_section_offsets): Same.
5550 * output.h (Output_section::add_input_section_for_script): Renamed to
5551 Output_section::add_simple_input_section.
5552 (Output_section::discard_states): New method declaration.
5553 (Output_section::adjust_section_offsets): Same.
5554 (Output_section::section_offsets_need_adjustment,
5555 Output_section::set_section_offsets_need_adjustment): New method
5557 (Output_section::section_offsets_need_adjustment_): New data member.
5558 * script-sections.cc
5559 (Output_section_element_input::set_section_address): Adjust code for
5560 renaming of Output_section::add_input_section_for_script.
5561 (Orphan_output_section::set_section_address): Same.
5563 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5565 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5566 Fix_v4bx enum values .
5567 * gold/options.h (General_options): New option definitions.
5568 (General_options::fix_v4bx): New method.
5569 (General_options::Fix_v4bx): New enum.
5570 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5571 (General_options::parse_fix_v4bx_interworking): New method.
5573 2010-01-22 Doug Kwan <dougkwan@google.com>
5575 * arm.cc (Arm_exidx_fixup): New class.
5577 2010-01-21 Doug Kwan <dougkwan@google.com>
5579 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5581 (Arm_exidx_section_offset_map): New type.
5583 2010-01-21 Doug Kwan <dougkwan@google.com>
5585 * arm.cc (Arm_exidx_input_section): New class.
5586 (Arm_relobj::exidx_input_section_by_link,
5587 Arm_relobj::exidx_input_section_by_shndx,
5588 Arm_relobj::make_exidx_input_section): New methods.
5589 (read_arm_attributes_section): Remove.
5590 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5591 information about them.
5592 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5595 2010-01-20 Doug Kwan <dougkwan@google.com>
5597 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5598 Input_section_specifier to Section_id.
5599 (Target_arm::new_arm_input_section: Adjust code for change of key
5601 (Target_arm::find_arm_input_section): Ditto.
5602 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5603 (Section_id): Remove.
5604 (Garbage_collection::Section_id_hash): Remove.
5605 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5606 (Section_id): Remove.
5607 (Icf::Section_id_hash): Remove.
5608 * object.h (Section_id, Const_section_id, Section_id_hash,
5609 Const_section_id_hash): New type definitions.
5610 * output.cc (Output_section::add_relaxed_input_section): Change to
5611 use Const_section_id instead of Input_section_specifier as key type.
5612 (Output_section::add_merge_input_section): Ditto.
5613 (Output_section::build_relaxation_map): Change to use Section_id
5614 instead of Input_section_specifier as key type.
5615 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5617 (Output_section::convert_input_sections_to_relaxed_sections): Change
5618 to use Const_section_id instead of Input_section_specifier as key type.
5619 (Output_section::find_merge_section): Ditto.
5620 (Output_section::find_relaxed_input_section): Ditto.
5621 * output.h (Input_section_specifier): Remove class.
5622 (Output_section::Output_section_data_by_input_section_map): Change
5623 key type to Const_section_id.
5624 (Output_section::Output_relaxed_input_section_by_input_section_map):
5626 (Output_section::Relaxation_map): Change key type to Section_id.
5628 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5630 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5631 (class Arm_v4bx_stub): New class.
5632 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5633 (Stub_factory::make_arm_v4bx_stub): New method.
5634 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5635 (Stub_table::empty): Handle v4bx stubs.
5636 (Stub_table::add_arm_v4bx_stub): New method.
5637 (Stub_table::find_arm_v4bx_stub): New method.
5638 (Arm_relocate_functions::v4bx): New method.
5639 (Target_arm::fix_v4bx): New method.
5640 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5641 (Stub_table::relocate_stubs): Likewise.
5642 (Stub_table::do_write): Likewise.
5643 (Stub_table::update_data_size_and_addralign): Likewise.
5644 (Stub_table::finalize_stubs): Likewise.
5645 (Target_arm::Scan::local): Likewise.
5646 (Target_arm::Scan::global): Likewise.
5647 (Target_arm::do_finalize_sections): Likewise.
5648 (Target_arm::Relocate::relocate): Likewise.
5649 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5651 (Target_arm::scan_reloc_for_stub): Likewise.
5652 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5654 2010-01-19 Ian Lance Taylor <iant@google.com>
5656 * output.cc (Output_section_headers::do_sized_write): Write large
5657 segment count to sh_info field.
5658 (Output_file_header::do_sized_write): For large segment count,
5659 write PN_XNUM to e_phnum field.
5661 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5663 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5664 (Arm_relocate_functions::thm_jump8): New function.
5665 (Arm_relocate_functions::thm_jump11): New function.
5666 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5668 (Target_arm::Scan::global): Likewise.
5669 (Target_arm::Relocate::relocate): Likewise.
5670 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5673 2010-01-14 Doug Kwan <dougkwan@google.com>
5675 * arm.cc (map, utility): Include headers.
5676 (Target_arm::apply_cortex_a8_workaround): New method.
5677 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5678 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5679 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5680 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5681 the --[no-]fix-cortex-a8 command line options.
5682 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5683 (Target_arm::relocate_stub): Use addend in instruction template.
5684 * options.h (DEFINE_bool): Set the user-set flag.
5685 (General_options): Add --[no-]-fix-cortex options.
5686 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5687 : Update fast look-up map after conversion.
5689 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5691 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5692 in the first pass of do_layout.
5694 2010-01-13 Doug Kwan <dougkwan@google.com>
5696 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5697 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5698 apparent compiler problem of not folding static constant integral
5699 data members of elfcpp::Elf_sizes<32>.
5701 2010-01-13 Doug Kwan <dougkwan@google.com>
5703 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5704 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5705 Arm_relobj::scan_section_for_cortex_a8_erratum,
5706 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5707 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5708 sections to scan for relocation stubs into a new method
5709 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5710 relocation and Cortex-A8 stub scanning.
5711 (Target_arm::do_relax): Force stubs to be after stubbed sections
5712 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5713 the beginning of a new relaxation pass. Update a comment.
5714 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5716 2010-01-12 Ian Lance Taylor <iant@google.com>
5718 * target-reloc.h (visibility_error): New inline function.
5719 (relocate_section): Call visibility_error.
5720 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5721 (MOSTLYCLEANFILES): Likewise.
5722 (protected_4_pic.o, protected_3.err): New targets.
5723 * testsuite/protected_4.cc: New file.
5725 2010-01-12 Doug Kwan <dougkwan@google.com>
5727 * arm.cc (Cortex_a8_reloc): New class.
5728 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5729 and cortex_a8_relocs_info_.
5730 (Target_arm::fix_cortex_a8): New method definition.
5731 (Target_arm::Cortex_a8_relocs_info): New type.
5732 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5733 New data member declarations.
5734 (Target_arm::scan_reloc_for_stub): Record information about
5735 relocations for THUMB branches that might be exempted from the
5736 Cortex-A8 workaround.
5737 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5738 at the beginning of a relaxation pass.
5740 2010-01-12 Doug Kwan <dougkwan@google.com>
5742 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5743 (Arm_relobj::Mapping_symbol_position,
5744 Arm_reloj::Mapping_symbol_position_less,
5745 Arm_relobj::Mapping_symbols_info): New types.
5746 (Target_arm::is_mapping_symbol_name): New method definition.
5747 (Arm_relobj::do_count_local_symbols): Save information about mapping
5750 2010-01-11 Doug Kwan <dougkwan@google.com>
5752 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5753 Arm_relocate_functions::thumb32_branch_upper,
5754 Arm_relocate_functions::thumb32_branch_lower,
5755 Arm_relocate_functions::thumb32_cond_branch_offset,
5756 Arm_relocate_functions::thumb32_cond_branch_upper,
5757 Arm_relocate_functions::thumb32_cond_branch_lower,
5758 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5759 branch offset encoding.
5760 (Arm_relocate_functions::thumb_branch_common): Use new branch
5761 offset encoding methods to avoid code duplication.
5762 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5763 (Stub_addend_reader::operator()): Use new branch encoding method
5764 to avoid code duplication.
5766 2010-01-11 Doug Kwan <dougkwan@google.com>
5768 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5769 (Target_arm::do_finalize_sections): Define special EXIDX section
5770 symbols only if referenced.
5771 * gc.h (Garbage_collection::add_reference): New method.
5772 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5775 2010-01-11 Ian Lance Taylor <iant@google.com>
5777 * script.cc (Version_script_info::build_expression_list_lookup):
5778 Change complaing about duplicate wildcard match from error to
5781 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5783 (Version_script_info::Version_script_info): Initialize globs_,
5784 default_version_, default_is_global_, and exact_. Don't
5785 initialize globals_ or locals_.
5786 (Version_script_info::build_lookup_tables): Build local symbols
5788 (Version_script_info::unquote): New function.
5789 (Version_script_info::add_exact_match): New function.
5790 (Version_script_info::build_expression_list_lookup): Remove lookup
5791 parameter. Add is_global parameter. Change all callers. Handle
5792 wildcard pattern specially. Unquote pattern. Call
5794 (Version_script_info::get_name_to_match): New function.
5795 (Version_script_info::get_symbol_version): New function.
5796 (Version_script_info::get_symbol_version_helper): Remove.
5797 (Version_script_info::check_unmatched_names): Call unquote.
5798 * script.h (class Version_script_info): Change get_symbol_version
5799 to be non-inline and add is_global parameter; change all callers.
5800 Rewrite symbol_is_local. Update declarations. Define struct
5801 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5802 Remove globals_ and locals_ members. Add exact_, globs_,
5803 default_version_, is_global_.
5804 (Version_script_info::Glob): Remove pattern, add expression and
5805 is_global. Update constructor. Change all callers.
5806 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5808 (Versions::symbol_section_contents): If a symbol is undefined, or
5809 defined in a dynamic object, set the version index to
5811 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5813 (Symbol_table::add_from_pluginobj): Likewise.
5814 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5816 2010-01-11 Doug Kwan <dougkwan@google.com>
5818 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5819 (incremental_dump_LDADD): Add linking option for libintl.
5820 * Makefile.in: Regenerate.
5822 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5825 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5827 * testsuite/Makefile.in: Regenerated.
5829 2010-01-10 Doug Kwan <dougkwan@google.com>
5831 * options.h (DEFINE_var): Use parentheses around argument varname__
5832 in macro body to avoid any unintended subsequent substitutions.
5834 2010-01-10 Ian Lance Taylor <iant@google.com>
5836 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5837 candidates before doing symbol resolution.
5839 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5840 ODR candidates if only one is weak.
5842 2010-01-08 Ian Lance Taylor <iant@google.com>
5844 * script.cc (Version_script_info::build_expression_list_lookup):
5845 Don't warn about ambiguous version, just record the ambiguity.
5846 (Version_script_info::get_symbol_version_helper): Give error if
5847 version is ambiguous.
5849 2010-01-08 Doug Kwan <dougkwan@google.com>
5851 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5852 prev_data_size_ and prev_addralign_. Remove initializer for
5853 deleted data member has_been_changed_.
5854 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5855 to determine if the table is empty.
5856 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5858 (Stub_table::add_reloc_stub): Define method in class definition
5859 instead of just declaring it there.
5860 (Stub_table::add_cortex_a8_stub): New method definition.
5861 (Stub_table::update_data_size_and_addralign): Ditto.
5862 (Stub_table::finalize_stubs): Ditto.
5863 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5864 (Stub_table::do_addralign_): Return address alignment in the
5865 (Stub_table::do_reset_address_and_file_offset): Define method in
5866 class definition instead of declaring it there. Set current data
5867 size to be the data size of the previous pass.
5868 (Stub_table::set_final_data_size): Use current data size as the
5870 (Stub_table::relocate_stub): Change parameter type of stub from
5871 Reloc_stub pointer to Stub pointer.
5872 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5873 (Stub_table::Cortex_a8_stub_list): New typedef.
5874 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5875 Stub_table::prev_addralign_): New data member.
5876 (Arm_relobj::Arm_relobj): Initialize data member
5877 section_has_cortex_a8_workaround_.
5878 (Arm_relobj::section_has_cortex_a8_workaround,
5879 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5881 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5883 (Target_arm::relocate_stub): Change parameter type of stub from
5884 Reloc_stub pointer to Stub pointer.
5885 (Insn_template::size, Insn_template::alignment): Handle
5886 THUMB16_SPECIAL_TYPE.
5887 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5888 Stub_table::update_data_size_and_addralign,
5889 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5891 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5892 (Stub_table::do_write): Ditto.
5893 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5895 2010-01-08 Ian Lance Taylor <iant@google.com>
5898 * symtab.h (class Symbol): Remove fields is_target_special_ and
5899 has_plt_offset_. Add field is_defined_in_discarded_section_.
5900 (Symbol::is_defined_in_discarded_section): New function.
5901 (Symbol::set_is_defined_in_discarded_section): New function.
5902 (Symbol::has_plt_offset): Rewrite.
5903 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5904 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5905 Don't initialize is_target_special_ or has_plt_offset_.
5906 Initialize is_defined_in_discarded_section_.
5907 (Symbol_table::add_from_relobj): If appropriate, set
5908 is_defined_in_discarded_section.
5909 * resolve.cc (Symbol::override_base_with_special): Don't test
5910 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5911 * target-reloc.h (relocate_section): Do special handling for
5912 symbols defined in discarded sections for global symbols as well
5915 2010-01-08 Ian Lance Taylor <iant@google.com>
5917 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5918 the SHT_SYMTAB case.
5920 2010-01-08 Ian Lance Taylor <iant@google.com>
5922 * object.cc (Sized_relobj::do_layout): Don't get confused if
5923 layout_eh_frame returns NULL.
5925 2010-01-08 Ian Lance Taylor <iant@google.com>
5928 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5929 dynamic symbol table, use the normal symbol table.
5930 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5933 2010-01-08 Ian Lance Taylor <iant@google.com>
5936 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5939 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5941 * version.cc (print_version): Change to "Copyright 2010".
5943 2010-01-08 Ian Lance Taylor <iant@google.com>
5947 * i386.cc (class Target_i386): Change return type of plt_section
5949 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5950 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5951 tls_desc_rel_ field.
5952 (Output_data_plt_i386::rel_tls_desc): New function.
5953 (Target_i386::rel_tls_desc_section): New function.
5954 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5955 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5956 R_386_TLS_DESC reloc in rel_tls_desc_section.
5957 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5958 Define struct Tlsdesc_info.
5959 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5960 (Target_x86_64::do_reloc_symbol_index): New function.
5961 (Target_x86_64::add_tlsdesc_info): New function.
5962 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5963 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5965 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5967 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5968 (Target_x86_64::rela_tlsdesc_section): New function.
5969 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5971 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5972 (Target_x86_64::do_reloc_addend): New function.
5973 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5974 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5975 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5976 (Output_reloc::type): New function.
5977 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5978 (Output_reloc::is_target_specific): New function.
5979 (Output_reloc::target_arg): New function.
5980 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5981 absolute relocs and target specific relocs.
5982 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5983 add_target_specific.
5984 (class Output_data_reloc) [SHT_RELA]: Likewise.
5985 * output.cc (Output_reloc::Output_reloc): Add four new versions
5986 for absolute relocs and target specific relocs.
5987 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5988 (Output_reloc::get_symbol_index): Likewise.
5989 (Output_reloc::local_section_offset): Check that local_sym_index_
5990 is not TARGET_CODE or 0.
5991 (Output_reloc::symbol_value): Likewise.
5992 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5994 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5995 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5997 * layout.cc (add_target_dynamic_tags): Use output section for
5998 DT_PLTRELSZ and DT_JMPREL.
6000 2010-01-07 Ian Lance Taylor <iant@google.com>
6003 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6005 (class Output_data_reloc_generic): Define.
6006 (class Output_data_reloc_base): Change base class to
6007 Output_data_reloc_generic. Change add() method to call
6008 bump_relative_reloc_count for a relative reloc. Remove
6010 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6012 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6013 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6015 * layout.h (class Layout): Update declaration.
6017 2010-01-07 Ian Lance Taylor <iant@google.com>
6019 * output.h (class Output_data): Add const version of
6020 output_section and do_output_section.
6021 (class Output_section_data): Add const version of
6023 (class Output_section): Likewise.
6024 * layout.cc (Layout::add_target_dynamic_tags): New function.
6025 * layout.h (class Layout): Update declarations.
6026 * arm.cc (Target_arm::do_finalize_sections): Use
6027 add_target_dynamic_tags.
6028 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6029 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6030 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6031 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6033 2010-01-07 Ian Lance Taylor <iant@google.com>
6036 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6039 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6040 Ian Lance Taylor <iant@google.com>
6043 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6044 Xindex::read_symtab_xindex.
6046 2010-01-07 Doug Kwan <dougkwan@google.com>
6048 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6049 (Insn_template::thumb16_bcond_insn): New method declaration.
6050 (Insn_template): Fix spelling.
6051 (Stub::thumb16_special): New method declaration.
6052 (Stub::do_write): Define virtual method which was previously pure
6054 (Stub::do_thumb16_special): New method declaration.
6055 (Stub::do_fixed_endian_write): New template member.
6056 (Reloc_stub::do_write): Remove.
6057 (Reloc_stub::do_fixed_endian_write): Remove.
6058 (Cortex_a8_stub): New class definition.
6059 (Stub_factory::make_cortex_a8_stub): New method definition.
6060 (Stub_factory::Stub_factory): Add missing static storage class
6061 qualifier for elf32_arm_stub_a8_veneer_blx.
6063 2010-01-07 Ian Lance Taylor <iant@google.com>
6066 * options.h (class General_options): Add --warn-unresolved-symbols
6067 and --error-unresolved-symbols.
6068 * errors.cc (Errors::undefined_symbol): Implement
6069 --warn-unresolved-symbols.
6071 * options.h (class General_options): Add -z text and -z textoff.
6072 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6074 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6076 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6077 (Garbage_collection::cident_sections): New function.
6078 (Garbage_collection::add_cident_section): New function.
6079 (Garbage_collection::cident_sections_): New member.
6080 (gc_process_relocs): Add references to sections whose names are C
6082 * gold.h (cident_section_start_prefix): New constant.
6083 (cident_section_stop_prefix): New constant.
6084 (is_cident): New function.
6085 * layout.cc (Layout::define_section_symbols): Replace string constants
6086 with the newly defined constants.
6087 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6089 * testsuite/Makefile.am: Add gc_orphan_section_test.
6090 * testsuite/Makefile.in: Regenerate.
6091 * testsuite/gc_orphan_section_test.cc: New file.
6092 * testsuite/gc_orphan_section_test.sh: New file.
6094 2010-01-06 Ian Lance Taylor <iant@google.com>
6097 * options.h (class General_options): Add --warn-shared-textrel.
6098 * layout.cc (Layout::finish_dynamic_section): Implement
6099 --warn-shared-textrel.
6102 * options.h (class General_options): Add --warn-multiple-gp.
6104 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6106 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6107 $(THREADSLIB) and $(LIBDL).
6108 * Makefile.in: Rebuild.
6110 2010-01-06 Ian Lance Taylor <iant@google.com>
6113 * options.cc (General_options::parse_section_start): New function.
6114 (General_options::section_start): New function.
6115 (General_options::General_options): Initialize all members.
6116 * options.h: Include <map>
6117 (class General_options): Add --section-start. Add section_starts_
6119 * layout.cc (Layout::attach_allocated_section_to_segment): If
6120 --section-start was used, set the address of the segment. Remove
6121 local sort_sections.
6122 (Layout::relaxation_loop_body): If the address of the load segment
6123 has been set by --section-start, don't use it.
6124 * output.h (Output_segment::update_flags_for_output_section): New
6126 * output.cc (Output_segment::add_output_section): Call
6127 update_flags_for_output_section.
6129 2010-01-05 Ian Lance Taylor <iant@google.com>
6132 * options.h (class General_options): Add --undefined-version.
6133 * script.cc (struct Version_expression): Add was_matched_by_symbol
6135 (Version_script_info::matched_symbol): New function.
6136 (Version_script_info::get_symbol_version_helper): Call
6138 (Version_script_info::check_unmatched_names): New function.
6139 * script.h (class Version_script_info): Update declarations.
6140 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6142 * options.h (class General_options): Use DEFINE_bool_alias for
6143 allow_multiple_definition.
6144 * resolve.cc (Symbol_table::should_override): Don't test
6145 allow_multiple_definition.
6148 * options.h (class General_options): Add --cref.
6149 * main.cc (main): Print cref table if --cref. Don't close mapfile
6150 until after printing cref table.
6151 * cref.cc: Include "symtab.h".
6152 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6153 (Cref_table_compare::operator()): New function.
6154 (Cref_inputs::gather_cref): New function.
6155 (filecol): New static const.
6156 (Cref_inputs::print_cref): New function.
6157 (Cref::print_cref): New function.
6158 * cref.h: Include <cstdio>.
6159 (class Cref): Update declarations.
6160 * mapfile.h (Mapfile::file): New function.
6161 * object.h (class Object): Define Symbols. Declare virtual
6162 do_get_global_symbols.
6163 (Object::get_global_symbols): New function.
6164 * object.cc (Input_objects::add_object): Pass object to cref_ if
6166 (Input_objects::archive_start): Likewise.
6167 (Input_objects::archive_stop): Likewise.
6168 (Input_objects::print_cref): New function.
6169 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6170 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6172 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6174 * plugin.h (class Sized_pluginobj): Update declarations.
6176 2010-01-05 Ian Lance Taylor <iant@google.com>
6178 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6179 to is_default_version. Rename insdef to insdefault.
6180 (Symbol_table::add_from_relobj): Rename def to is_default_version
6181 and local to is_forced_local.
6182 (Symbol_table::add_from_pluginobj): Likewise.
6183 (Symbol_table::add_from_dynobj): Likewise.
6184 (Symbol_table::define_special_symbol): Rename insdef to
6187 2010-01-04 Ian Lance Taylor <iant@google.com>
6190 * options.h (class General_options): Add
6191 --allow-multiple-definition and -z muldefs.
6192 * resolve.cc (Symbol_table::should_override): Don't warn about a
6193 multiple symbol definition if --allow-multiple-definition or -z
6197 * options.h (class General_options): Add --add-needed and
6198 --copy-dt-needed-entries. Tweak --as-needed help entry.
6199 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6200 error if --copy-dt-needed-entries aka --add-needed is used and
6201 would cause a change in behaviour.
6204 * options.h (class General_options): Add -G as a short version of
6205 --shared. Add no-op options -assert, -g, and -i.
6207 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6209 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6210 check for .text or .gnu.linkonce.t sections.
6211 * icf.cc (Icf::find_identical_sections): Ditto.
6212 Change the detection for mangled function name within the section
6214 * icf.h (is_section_foldable_candidate): New function.
6216 2009-12-30 Ian Lance Taylor <iant@google.com>
6219 * options.h (class General_options): Permit two dashes with
6220 --retain-symbols-file.
6222 2009-12-30 Ian Lance Taylor <iant@google.com>
6225 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6226 don't put the file header and segment headers in the text
6230 * common.cc (Sort_commons::operator()): Stabilize sort when both
6232 (Symbol_table::do_allocate_commons_list): When allocating common
6233 symbols, skip a symbol which is no longer common.
6234 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6235 an object before checking its type.
6236 * testsuite/common_test_2.c: New file.
6237 * testsuite/common_test_3.c: New file.
6238 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6239 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6240 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6241 (common_test_2_pic.o, common_test_2.so): New targets.
6242 (common_test_3_pic.o, common_test_3.so): New targets.
6243 * testsuite/Makefile.in: Rebuild.
6246 * script.cc (read_input_script): If we see a new SECTIONS clause,
6247 and we have added an input section, give an error.
6248 * layout.h (class Layout): Add have_added_input_section function.
6249 Add have_added_input_section_ field.
6250 * layout.cc (Layout::Layout): Initialize
6251 have_added_input_section_.
6252 (Layout::layout): Set have_added_input_section_.
6253 (Layout::layout_eh_frame): Likewise.
6255 2009-12-30 Ian Lance Taylor <iant@google.com>
6258 * options.h (class General_options): Add --sort-common option.
6259 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6260 * common.cc (Sort_common): Add sort_order parameter to
6261 constructor. Add sort_order_ field.
6262 (Sort_commons::operator): Check sort_order_.
6263 (Symbol_table::allocate_commons): Determine the sort order.
6264 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6266 (Symbol_table::do_allocate_commons_list): Likewise.
6268 2009-12-30 Ian Lance Taylor <iant@google.com>
6271 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6272 symbols from this object, don't change the visibility of an
6274 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6276 2009-12-30 Ian Lance Taylor <iant@google.com>
6279 * script.h (class Version_script_info): Define Language enum.
6280 Update declarations. Define Glob, Exact, and Lookup types. Add
6281 new fields globals_, locals_, and is_finalized_.
6282 * script.cc: Various formatting fixes.
6283 (class Parser_closure): Change language_stack_ from a vector of
6284 std::string to one of Version_script_info::Language. Adjust all
6286 (class Lazy_demangler): Remove.
6287 (struct Version_expression): Change language from std::string to
6288 Version_script_info::Language.
6289 (Version_script_info::Version_script_info): New function.
6290 (Version_script_info::~Version_script_info): Don't call clear.
6291 (Version_script_info::finalize): New function.
6292 (Version_script_info::build_lookup_tables): New function.
6293 (Version_script_info::build_expression_list_lookup): New
6295 (Version_script_info::get_symbol_version_helper): Rewrite to use
6297 (Version_script_info::print_expression_list): Adjust to use
6298 Version_script_info::Language.
6299 (script_push_lex_into_version_mode): Check that the version script
6300 has not been finalized.
6301 (version_script_push_lang): Change language string to
6302 Version_script_info::Language.
6303 * options.cc (Command_line::version_script): New function.
6304 * options.h (class General_options): Add finalize_dynamic_list
6305 function. Change version_script from declaration to definition.
6306 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6307 * testsuite/version_script.map: Remove duplicate def of foo.
6308 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6310 * testsuite/Makefile.in: Rebuild.
6312 2009-12-30 Ian Lance Taylor <iant@google.com>
6315 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6316 if the input symbol index is 0, make the output symbol index 0.
6318 2009-12-30 Ian Lance Taylor <iant@google.com>
6321 * options.h (class General_options): Add -x/--discard-all.
6322 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6323 --discard-all. If the local symbol needs a dynamic entry, check
6324 that before handling --discard-locals.
6326 2009-12-30 Ian Lance Taylor <iant@google.com>
6329 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6331 (Output_segment::add_output_section): Don't change the flags if
6335 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6336 GNU hash table if they need a dynamic value. Otherwise, don't add
6337 them if they are defined in a dynamic object or are forced local.
6339 2009-12-29 Ian Lance Taylor <iant@google.com>
6342 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6343 .gnu.hash table for a 32-bit target.
6346 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6347 regular and a dynamic object only needs a dynamic symbol table
6348 entry if it is externally visible.
6351 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6352 constructor. Add global_offset_table_ field.
6353 (Target_i386::got_section): Set global_offset_table_.
6354 (Target_i386::do_finalize_sections): Set global_offset_table_
6356 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6357 in constructor. Add global_offset_table_ field.
6358 (Target_x86_64::got_section): Set global_offset_table_.
6359 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6362 * layout.cc (Layout::Layout): Initialize increase_relro_.
6363 (Layout::get_output_section): Add is_relro, is_last_relro, and
6364 is_first_non_relro parameters. Change all callers.
6365 (Layout::choose_output_section): Likewise.
6366 (Layout::add_output_section_data): Likewise.
6367 (Layout::make_output_section): Likewise.
6368 (Layout::set_segment_offsets): Clear increase_relro when using a
6370 * layout.h (class Layout): Add increase_relro method. Add
6371 increase_relro_ field. Update declarations.
6372 * output.cc (Output_section::Output_section): Initialize
6373 is_last_relro_ and is_first_non_relro_.
6374 (Output_segment::add_output_section): Group relro sections is
6375 do_sort is true. Handle is_last_relro and is_first_non_relro.
6376 (Output_segment::maximum_alignment): Remove relro handling.
6377 (Output_segment::set_section_addresses): Add increase_relro
6378 parameter. Change all callers. Add initial alignment to align
6379 relro sections on separate page. Remove old relro handling.
6380 (Output_segment::set_section_list_addresses): Remove in_relro
6381 parameter. Change all callers.
6382 (Output_segment::set_offset): Add increase parameter. Change all
6383 callers. Remove old relro handling.
6384 * output.h (class Output_section): Add new methods: is_last_relro,
6385 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6386 Add is_last_relro_ and is_first_non_relro_ fields.
6387 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6388 Create separate .got.plt section. Call increase_relro.
6389 * x86_64.cc (Target_x86_64::got_section): Likewise.
6390 * testsuite/relro_script_test.t: Add .got.plt.
6393 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6394 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6395 (Layout::finalize): Call set_dynamic_symbol_size.
6396 (Layout::set_dynamic_symbol_size): New function.
6397 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6398 set_dynamic_symbol_size.
6401 * output.h (class Output_section): Add is_entsize_zero_ field.
6402 * output.cc (Output_section::Output_section): Initialize
6404 (Output_section::set_entsize): If two different entsizes are
6405 requested, force it to zero.
6406 (Output_section::add_input_section): Set flags for .debug_str
6407 before updating section flags. Set entsize.
6408 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6409 and SHF_STRING if all input sections have those flags.
6411 2009-12-29 Rafael Espindola <espindola@google.com>
6413 * main.cc (main): Fix the sys time reporting.
6414 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6417 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6419 * options.cc (General_options::parse_version): Allow -v to exit
6420 without an error if there is nothing to link.
6422 2009-12-29 Ian Lance Taylor <iant@google.com>
6424 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6425 using a version of gcc before 4.1.
6426 * configure: Rebuild.
6428 2009-12-28 Chris Demetriou <cgd@google.com>
6430 * attributes.cc (Output_attributes_section_data::do_write): Use
6431 std::vector::front rather than std::vector::data.
6433 2009-12-28 Ian Lance Taylor <iant@google.com>
6435 * symtab.h (class Symbol_table): Add enum Defined.
6436 * resolve.cc (Symbol_table::should_override): Add defined
6437 parameter. Change all callers. Test whether object is NULL
6438 before calling a method on it.
6439 (Symbol_table::report_resolve_problem): Add defined parameter.
6441 (Symbol_table::should_override_with_special): Likewise.
6442 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6443 parameter. Change all callers.
6444 (Symbol_table::do_define_in_output_data): Likewise.
6445 (Symbol_table::define_in_output_segment): Likewise.
6446 (Symbol_table::do_define_in_output_segment): Likewise.
6447 (Symbol_table::define_as_constant): Likewise.
6448 (Symbol_table::do_define_as_constant): Likewise.
6449 * script.h (class Symbol_assignment): Add is_defsym parameter to
6450 constructor; change all callers.
6451 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6452 parameter. Change all callers. Add is_defsym_ field.
6453 (class Parser_closure): Add parsing_defsym parameter to
6454 constructor; change all callers. Add parsing_defsym accessor
6455 function. Add parsing_defsym_ field.
6457 2009-12-28 Ian Lance Taylor <iant@google.com>
6459 * gold.cc (queue_middle_tasks): Fix formatting.
6460 * object.cc (Relobj::is_section_name_included): Likewise.
6462 2009-12-23 Ian Lance Taylor <iant@google.com>
6464 * i386.cc (Target_i386::do_calls_non_split): Recognize
6465 -fsplit-stack prologue for a function with a static chain.
6466 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6467 -fsplit-stack prologue when using %r11.
6469 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6471 * options.cc (General_options::parse_version): Make -v continue and do
6472 the link like GNU ld does.
6474 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6476 * Makefile.am (CCFILES): Add timer.cc.
6477 (HFILES): Add timer.h.
6478 * configure.ac: Check for sysconf and times.
6479 * main.cc: include timer.h.
6480 (main): Use Timer instead of get_run_time.
6483 * workqueue.cc: include timer.h.
6484 (Workqueue::find_and_run_task):
6485 Report user, sys and wall time.
6486 * Makefile.in: Regenerate.
6487 * config.in: Regenerate.
6488 * configure: Regenerate.
6490 2009-12-16 Doug Kwan <dougkwan@google.com>
6492 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6494 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6495 relaxed input sections.
6496 * output.cc (Output_section::find_relaxed_input_section): Change
6497 return type to Output_relaxed_input_section pointer. Adjust code
6498 for new type of relaxed_input_section_map_.
6499 * output.h (Output_section::find_relaxed_input_section): Change
6500 return type to Output_relaxed_input_section pointer.
6501 (Output_section::Output_relaxed_input_section_by_input_section_map):
6503 (Output_section::relaxed_input_section_map_): Change type to
6504 Output_section::Output_relaxed_input_section_by_input_section_map.
6505 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6508 2009-12-15 Ian Lance Taylor <iant@google.com>
6510 * layout.cc (Layout::create_shstrtab): Only write out after input
6511 sections if we are compressing debug sections.
6513 2009-12-15 Ian Lance Taylor <iant@google.com>
6515 * archive.cc (Archive::add_symbols): Only look up a symbol without
6516 a version if there is, in fact, a version.
6518 2009-12-14 Ian Lance Taylor <iant@google.com>
6520 Revert -Wshadow changes, all changes from:
6521 2009-12-11 Doug Kwan <dougkwan@google.com>
6522 2009-12-11 Nick Clifton <nickc@redhat.com>
6523 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6525 2009-12-11 Doug Kwan <dougkwan@google.com>
6527 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6529 * attributes.cc (Object_attribute::size): Ditto.
6530 (Attributes_section_data::size): Ditto.
6531 (Attributes_section_data::Attributes_section_data): Ditto.
6532 (Output_attributes_section_data::do_write): Ditto.
6533 * attributes.h (Object_attribute::set_type): Ditto.
6534 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6536 2009-12-11 Nick Clifton <nickc@redhat.com>
6538 * archive.cc: Fix shadowed variable warnings.
6540 * compressed_output.cc: Likewise.
6541 * compressed_output.h: Likewise.
6542 * configure: Likewise.
6543 * dwarf_reader.cc: Likewise.
6544 * dynobj.cc: Likewise.
6545 * dynobj.h: Likewise.
6546 * ehframe.cc: Likewise.
6547 * ehframe.h: Likewise.
6548 * errors.cc: Likewise.
6549 * expression.cc: Likewise.
6550 * fileread.cc: Likewise.
6551 * fileread.h: Likewise.
6552 * freebsd.h: Likewise.
6553 * i386.cc: Likewise.
6555 * incremental.h: Likewise.
6556 * layout.cc: Likewise.
6557 * layout.h: Likewise.
6558 * mapfile.cc: Likewise.
6559 * merge.cc: Likewise.
6560 * merge.h: Likewise.
6561 * object.cc: Likewise.
6562 * object.h: Likewise.
6563 * options.h: Likewise.
6564 * output.cc: Likewise.
6565 * output.h: Likewise.
6566 * parameters.cc: Likewise.
6567 * plugin.cc: Likewise.
6568 * powerpc.cc: Likewise.
6569 * reduced_debug_output.cc: Likewise.
6570 * reduced_debug_output.h: Likewise.
6571 * reloc.cc: Likewise.
6572 * reloc.h: Likewise.
6573 * resolve.cc: Likewise.
6574 * script-sections.cc: Likewise.
6575 * script.cc: Likewise.
6576 * script.h: Likewise.
6577 * sparc.cc: Likewise.
6578 * symtab.cc: Likewise.
6579 * symtab.h: Likewise.
6580 * target-select.cc: Likewise.
6581 * target-select.h: Likewise.
6582 * token.h: Likewise.
6583 * workqueue.cc: Likewise.
6584 * workqueue.h: Likewise.
6585 * x86_64.cc: Likewise.
6587 2009-12-10 Doug Kwan <dougkwan@google.com>
6589 * arm.cc (attributes.h): New include.
6590 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6591 (Arm_relobj::~Arm_relobj): Delete object pointed by
6592 attributes_section_data_.
6593 (Arm_relobj::attributes_section_data): New method definition.
6594 (Arm_relobj::attributes_section_data_): New data member declaration.
6595 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6596 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6597 attributes_section_data_.
6598 (Arm_dynobj::attributes_section_data): New method definition.
6599 (Arm_dynobj::attributes_section_data_): New data member declaration.
6600 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6601 initialization value of may_use_blx_ to false.
6602 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6603 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6604 object attributes to compute results instead of hard-coding.
6605 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6606 Target_arm::get_secondary_compatible_arch,
6607 Target_arm::set_secondary_compatible_arch
6608 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6609 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6610 New method declarations.
6611 (Target_arm::get_aeabi_object_attribute): New method definition.
6612 (Target_arm::attributes_section_data_): New data member declaration.
6613 (read_arm_attributes_section): New template definition.
6614 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6615 (Arm_dynobj::do_read_symbols): Ditto.
6616 (Target_arm::do_finalize_sections): Merge attributes sections from
6617 input. Check for BLX use after attributes section merging.
6618 Fix __exidx_start and __exidx_end visibility. Create an
6619 .ARM.attributes section if necessary.
6620 (Target_arm::get_secondary_compatible_arch,
6621 Target_arm::set_secondary_compatible_arch,
6622 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6623 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6624 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6625 New method definitions.
6627 2009-12-09 Ian Lance Taylor <iant@google.com>
6629 * plugin.cc (Plugin::load): Don't cast from void* to a function
6632 2009-12-09 Ian Lance Taylor <iant@google.com>
6634 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6637 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6639 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6640 Replace two_file_shared_1.so with two_file_shared_2.so.
6641 * testsuite/Makefile.in: Regenerated.
6643 2009-12-08 Doug Kwan <dougkwan@google.com>
6645 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6646 (HFILES): Add attributes.h and int_encoding.h.
6647 * Makefile.in: Regenerate.
6648 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6649 function definitions to int_encoding.cc
6650 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6651 prototypes to int_encoding.h
6652 * reduced_debug_output.cc (int_encoding.h): New include.
6653 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6654 function definitions to int_encoding.cc
6655 (insert_into_vector, read_from_pointer): Move template definitions to
6657 * attributes.cc: New file.
6658 * attributes.h: New file.
6659 * int_encoding.cc: New file.
6660 * int_encoding.h: New file.
6662 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6665 * incremental-dump.cc (dump_incremental_inputs): New.
6666 (main): Use dump_incremental_inputs.
6668 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6671 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6672 checking elfcpp::STT_FUNC.
6673 (Target_i386::Relocate::relocate): Likewise.
6674 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6676 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6677 symbols from shared libraries into normal FUNC symbols.
6679 * symtab.h (Symbol): Add is_func and use it.
6681 2009-12-05 Doug Kwan <dougkwan@google.com>
6683 * arm.cc (Target_arm::arm_info): Initialize new fields
6684 attributes_section and attributes_vendor.
6685 * i386.cc (Target_i386::i386_info): Same.
6686 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6687 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6688 fields attributes_section and attributes_vendor.
6689 * sparc.cc (Target_sparc::sparc_info): Same.
6690 * target.h (Target::attributes_section, Target::attributes_vendor,
6691 Target::is_attributes_section, Target::attribute_arg_type,
6692 Target::attributes_order): New method definitions.
6693 (Target::Target_info::attributes_section,
6694 Target::Target_info::attributes_vendor): New fields.
6695 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6696 virtual method definitions.
6697 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6698 attributes_section and attributes_vendor.
6699 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6701 2009-12-05 Doug Kwan <dougkwan@google.com>
6703 * arm.cc: Update comments about interworking and stub generation.
6704 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6705 considered as non-PIC.
6706 (Arm_relocate_functions::base_abs): Fix formatting.
6707 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6708 of function to use GOT entry address instead of offset.
6709 (Target_arm::Scan::global): Issue an error if a symbol would need a
6710 PLT does not get one because it is untyped. Remove code to create
6711 dynamic symbols for relative branches.
6712 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6713 takes unsigned integer instead of boolean.
6715 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6717 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6718 (two_file_test_LDADD): Likewise.
6719 (common_test_1_LDADD): Likewise.
6720 (exception_test_LDADD) Likewise.
6721 (weak_test_LDADD): Likewise.
6722 (many_sections_test_LDADD): Likewise.
6723 (initpri1_LDADD): Likewise.
6724 (script_test_1_LDADD): Likewise.
6725 (script_test_2_LDADD): Likewise.
6726 (justsyms_LDADD): Likewise.
6727 (binary_test_LDADD): Likewise.
6728 (large_LDADD): Likewise.
6729 * testsuite/Makefile.in: Regenerated.
6731 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6733 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6734 (Symbol_table::override_with_special): Likewise.
6735 (Symbol_table::add_from_object): Likewise.
6737 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6739 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6740 Don't set the data_offset twice.
6742 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6744 * testsuite/Makefile.in: Regenerate.
6746 2009-12-03 Doug Kwan <dougkwan@google.com>
6748 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6749 (Target_arm::do_finalize_sections): Add parameter for symbol table
6750 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6751 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6752 parameter for symbol table pointer.
6753 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6754 an additional parameter for a pointer to symbol table.
6755 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6756 parameter for a symbol table pointer.
6757 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6758 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6760 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6761 parameter for a symbol table pointer.
6763 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6765 * incremental.cc (Incremental_inputs_header)
6766 (Incremental_inputs_header_write, Incremental_inputs_entry)
6767 (Incremental_inputs_entry_write): Move ...
6768 * incremental.h (Incremental_inputs_header)
6769 (Incremental_inputs_header_write, Incremental_inputs_entry)
6770 (Incremental_inputs_entry_write): here.
6772 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6774 * incremental.cc (make_sized_incremental_binary): Set the target.
6775 Error if it is incompatible.
6776 * output.h (Output_file): Add filename method.
6778 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6780 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6781 from the get_* methods.
6783 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6785 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6786 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6787 Write 0 for the data_offset of scripts.
6789 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6791 * testsuite/Makefile.am: Add the incremental_test.sh test.
6792 * testsuite/incremental_test.sh: New.
6793 * testsuite/incremental_test_1.c: New.
6794 * testsuite/incremental_test_2.c: New.
6796 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6798 * incremental-dump.cc (main): Fix typos.
6800 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6803 * incremental-dump.cc (main): Use llu to print 64 bit values.
6805 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6806 H.J. Lu <hongjiu.lu@intel.com>
6808 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6810 (incremental_dump_LDADD): Likewise.
6811 * Makefile.in: Regenerated.
6813 2009-11-25 Doug Kwan <dougkwan@google.com>
6817 2009-11-25 Doug Kwan <dougkwan@google.com>
6819 * arm.cc (Target_arm::Target_arm): Move method definition
6820 outside of class definition. Add code to handle
6821 --target1-rel, --target1-abs and --target2= options.
6822 (Target_arm::get_reloc_reloc_type): Change method to be
6823 non-static and const.
6824 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6825 New data member declaration.
6826 (Target_arm::Scan::local, Target_arm::Scan::global,
6827 Target_arm::Relocate::relocate,
6828 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6829 Adjust call to Target_arm::get_real_reloc_type.
6830 (Target_arm::get_real_reloc_type): Use command line options
6831 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6832 * options.h (--target1-rel, --target1-abs, --target2): New
6835 2009-11-25 Doug Kwan <dougkwan@google.com>
6837 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6838 class definition. Add code to handle --target1-rel, --target1-abs
6839 and --target2= options.
6840 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6842 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6844 (Target_arm::Scan::local, Target_arm::Scan::global,
6845 Target_arm::Relocate::relocate,
6846 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6847 call to Target_arm::get_real_reloc_type.
6848 (Target_arm::get_real_reloc_type): Use command line options to
6849 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6850 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6853 2009-11-25 Doug Kwan <dougkwan@google.com>
6855 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6856 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6857 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6859 (Arm_relocate_functions::thm_call): Replace body with a call to
6860 Arm_relocate_functions::thumb_branch_common.
6861 (Arm_relocate_functions::thm_jump24,
6862 Arm_relocate_functions::thm_xpc22): New method definitions.
6863 (Arm_relocate_functions::thumb_branch_common): New method definition.
6864 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6866 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6867 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6869 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6871 * Makefile.am: Build incremental-dump
6872 * Makefile.in: Regenerate.
6873 * incremental-dump.cc: New.
6874 * incremental.cc (Incremental_inputs_header_data,
6875 Incremental_inputs_entry_data): Move to incremental.h
6876 * incremental.h: (Incremental_inputs_header_data,
6877 Incremental_inputs_entry_data): Move from incremental.cc
6879 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6881 * incremental.cc (Incremental_inputs_header,
6882 Incremental_inputs_header_write, Incremental_inputs_entry,
6883 Incremental_inputs_entry_write): Add a typedef with the data type.
6885 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6887 * incremental.cc (Incremental_inputs_header,
6888 Incremental_inputs_header_write, Incremental_inputs_entry,
6889 Incremental_inputs_entry_write): Update comment about which
6890 type has the filed descriptions.
6892 2009-11-15 Doug Kwan <dougkwan@google.com>
6894 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6895 (Arm_relocate_functions::arm_branch_common): Change method defintion
6896 in class definition to a method declaration and update list of formal
6898 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6899 Arm_relocation_functions::jump24): Adjust call to
6900 Arm_relocate_functions::arm_branch_common. Update list of formal
6902 (Arm_relocate_functions::xpc25): New method definition.
6903 (Arm_relocate_functions::arm_branch_common): Move method defintion
6904 out from class definition. Use stubs for mode-switching and extending
6906 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6907 specially. Change code to enable use of stubs in ARM branches.
6909 2009-11-10 Doug Kwan <dougkwan@google.com>
6911 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6912 in method declaration.
6913 (Target_arm::relocate_stub): New method declaration.
6914 (Target_arm::default_target): Change to return a pointer instead of
6916 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6917 Target_arm::default_target.
6918 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6920 (Target_arm::relocate_section): Adjust view.
6921 (Target_arm::relocate_stub): New method definition.
6923 2009-11-10 Doug Kwan <dougkwan@google.com>
6925 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6927 * incremental.cc (open_incremental_binary): Initialized local
6928 variables to avoid warnings.
6929 * object.cc (make_elf_object): Ditto.
6930 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6933 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6936 * testsuite/plugin_test.c: Include "config.h".
6938 2009-11-09 Doug Kwan <dougkwan@google.com>
6940 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6941 (arm_symbol_value): Remove.
6942 (Arm_relocate_functions::arm_branch_common,
6943 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6944 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6945 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6946 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6947 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6948 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6949 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6950 Arm_relocate_functions::thm_mobw_abs_nc,
6951 Arm_relocate_functions::thm_mov_abs,
6952 Arm_relocate_functions::movw_prel_nc,
6953 Arm_relocate_functions::thm_movt_abs,
6954 Arm_relocate_functions::movt_prel,
6955 Arm_relocate_functions::thm_movw_prel_nc,
6956 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6957 (Target_arm::Relocate::relocate): Only decompose address into two
6958 parts if relocation type uses the thumb-bit and pass the actual
6959 bit instead of a flag indicating that the thumb-bit is used. Adjust
6960 calls to methods in Arm_relocate_functions for this change.
6962 2009-11-08 Ian Lance Taylor <iant@google.com>
6965 * reloc.cc: Instantiate
6966 Sized_relobj::initialize_input_to_output_maps and
6967 Sized_relobj:free_input_to_output_maps.
6969 2009-11-06 Ian Lance Taylor <iant@google.com>
6972 * defstd.cc (in_segment): Set only_if_ref true for "end".
6974 2009-11-06 Doug Kwan <dougkwan@google.com>
6976 * arm.cc (class Reloc_stub): Correct a comment.
6977 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6978 (Target_arm::scan_section_for_stubs): New method declaration.
6979 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6980 Change methods from private to protected.
6981 (Target_arm::do_may_relax): New method definition.
6982 (Target_arm::do_relax, Target_arm::group_sections,
6983 Target_arm::scan_reloc_for_stub,
6984 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6985 (Target_arm::arm_input_section_map_): New data member declaration.
6986 (Target_arm::scan_reloc_for_stub,
6987 Target_arm::scan_reloc_section_for_stubs,
6988 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6989 Target_arm::do_relax): New method definitions.
6991 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6993 * configure.ac: Check for (struct stat)::st_mtim
6994 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6995 * config.in: Regenerate.
6996 * configure: Regenerate.
6998 2009-11-05 Ian Lance Taylor <iant@google.com>
7001 * output.cc (Output_segment::add_output_section): Add missing
7004 2009-11-04 Ian Lance Taylor <iant@google.com>
7007 * object.h (class Object): Add is_needed and set_is_needed
7008 methods. Add is_needed_ field. Make bool fields into bitfields.
7009 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7010 defined in a dynamic object and referenced by a regular object,
7011 set is_needed for the dynamic object.
7012 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7013 if the file is marked with as_needed and it is not needed.
7015 2009-11-04 Ian Lance Taylor <iant@google.com>
7018 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7019 tags if data is discarded by linker script.
7020 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7021 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7022 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7023 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7025 2009-11-04 Ian Lance Taylor <iant@google.com>
7027 * layout.cc (Layout::get_output_section): Add is_interp and
7028 is_dynamic_linker_section parameters. Change all callers.
7029 (Layout::choose_output_section): Likewise.
7030 (Layout::make_output_section): Likewise.
7031 (Layout::add_output_section_data): Add is_dynamic_linker_section
7032 parameter. Change all callers.
7033 * layout.h (class Layout): Update declarations.
7034 * output.h (class Output_section): Add is_interp, set_is_interp,
7035 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7036 Add is_interp_, is_dynamic_linker_section_ fields. Change
7037 generate_code_fills_at_write_ to a bitfield.
7038 * output.cc (Output_section::Output_sections): Initialize new
7040 (Output_segment::add_output_section): Add do_sort parameter.
7043 2009-11-03 Ian Lance Taylor <iant@google.com>
7046 * options.h (class General_options): Add --warn-common.
7047 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7048 merging two common symbols.
7049 (Symbol_table::should_override): Handle --warn-common when merging
7050 a common symbol with a defined symbol. Use report_resolve_problem
7051 for multiple definitions.
7052 (Symbol_table::report_resolve_problem): New function.
7053 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7055 2009-11-03 Doug Kwan <dougkwan@google.com>
7057 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7059 (Target_arm::stub_factory): New method definition.
7060 (Target_arm::new_arm_input_section,
7061 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7062 Target_arm::reloc_uses_thumb_bit): New method declarations.
7063 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7064 New type definitions.
7065 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7066 member declarations.
7067 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7068 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7069 New method definitions.
7071 2009-11-03 Ian Lance Taylor <iant@google.com>
7073 * options.h (class General_options): Add --warn_constructors.
7075 2009-11-03 Ian Lance Taylor <iant@google.com>
7078 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7079 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7081 2009-11-03 Ian Lance Taylor <iant@google.com>
7084 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7085 --msgid-bugs-address.
7086 (install-pdf): New target.
7087 (install-data_yes): Look up one directory to find mkinstalldirs.
7089 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7091 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7094 2009-10-30 Doug Kwan <dougkwan@google.com>
7096 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7098 2009-10-30 Doug Kwan <dougkwan@google.com>
7100 * arm.cc (Stub_addend_reader): New struct template definition
7101 and partial specializations.
7102 (Stub_addend_reader::operator()): New method definition for a
7103 partially specialized template.
7105 2009-10-30 Doug Kwan <dougkwan@google.com>
7107 * arm.cc (Arm_relobj::processor_specific_flags): New method
7109 (Arm_relobj::do_read_symbols): New method declaration.
7110 (Arm_relobj::processor_specific_flags_): New data member declaration.
7111 (Arm_dynobj): New class definition.
7112 (Target_arm::do_finalize_sections): Add input_objects parameter.
7113 (Target_arm::do_adjust_elf_header): New method declaration.
7114 (Target_arm::are_eabi_versions_compatible,
7115 (Target_arm::merge_processor_specific_flags): New method declaration.
7116 (Target_arm::do_make_elf_object): New overloaded method definitions
7118 (Arm_relobj::do_read_symbols): New method definition.
7119 (Arm_dynobj::do_read_symbols): Ditto.
7120 (Target_arm::do_finalize_sections): Add input_objects parameters.
7121 Merge processor-specific flags from all input objects.
7122 (Target_arm::are_eabi_versions_compatible,
7123 Target_arm::merge_processor_specific_flags,
7124 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7125 New method definitions.
7126 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7127 Input_objects pointer type parameter.
7128 * layout.cc (Layout::finalize): Pass input objects to target's.
7129 finalize_sections function.
7130 * output.cc (Output_file_header::do_sized_write): Set ELF file
7131 header's processor-specific flags.
7132 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7133 Input_objects pointer type parameter.
7134 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7135 * target.h (Input_objects): New forward class declaration.
7136 (Target::processor_specific_flags,
7137 Target::are_processor_specific_flags_sect): New method definitions.
7138 (Target::finalize_sections): Add input_objects parameter.
7139 (Target::Target): Initialize processor_specific_flags_ and
7140 are_processor_specific_flags_set_.
7141 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7143 (Target::set_processor_specific_flags): New method definition.
7144 (Target::processor_specific_flags_,
7145 Target::are_processor_specific_flags_set_): New data member
7147 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7148 Input_objects pointer type parameter.
7150 2009-10-30 Doug Kwan <dougkwan@google.com>
7152 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7154 2009-10-28 Ian Lance Taylor <iant@google.com>
7156 * object.h (class Relobj): Drop options parameter from
7157 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7158 do_scan_relocs, do_relocate. Change all callers.
7159 (class Sized_relobj): Drop options parameters from
7160 do_gc_process_relocs, do_scan_relocs, do_relocate,
7161 do_relocate_sections, relocate_sections, emit_relocs_scan,
7162 emit_relocs_scan_reltype. Change all callers.
7163 (struct Relocate_info): Remove options field and all references to
7165 * reloc.h (class Read_relocs): Remove options constructor
7166 parameter and options_ field. Change all callers.
7167 (class Gc_process_relocs, class Scan_relocs): Likewise.
7168 (class Relocate_task): Likewise.
7169 * target-reloc.h (scan_relocs): Remove options parameter. Change
7171 (scan_relocatable_relocs): Likewise.
7172 * target.h (class Sized_target): Remove options parameter from
7173 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7175 * gc.h (gc_process_relocs): Remove options parameter. Change all
7177 * arm.cc: Update functions to remove options parameters.
7178 * i386.cc: Likewise.
7179 * powerpc.cc: Likewise.
7180 * sparc.cc: Likewise.
7181 * x86_64.cc: Likewise.
7182 * testsuite/testfile.cc: Likewise.
7184 2009-10-28 Doug Kwan <dougkwan@google.com>
7186 * arm.cc (Arm_relobj): New class definition.
7187 (Arm_relobj::scan_sections_for_stubs,
7188 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7189 New method definitions.
7191 2009-10-28 Cary Coutant <ccoutant@google.com>
7193 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7194 (Plugin::cleanup_done_): New member.
7195 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7196 (Plugin_manager::cleanup_done_): Remove.
7197 (Plugin_manager::add_input_file): Edit error message.
7198 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7199 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7201 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7203 * fileread.cc: (File_read::View::~View): Use the new
7204 data_ownership_ filed.
7205 (File_read::~File_read): Dispose the new whole_file_view_.
7206 (File_read::open): Mmap the whole file if needed.
7207 (File_read::open): Use whole_file_view_ instead of contents_.
7208 (File_read::find_view): Use whole_file_view_ if applicable.
7209 (File_read::do_read): Use whole_file_view_ instead of contents_.
7210 (File_read::make_view): Use whole_file_view_ instead of contents_,
7211 update File_read::View::View call.
7212 (File_read::find_or_make_view): Update File_read::View::View
7214 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7216 (File_read::View::Data_ownership): New enum.
7217 (File_read::View::View): Replace bool mapped_ with Data_ownership
7219 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7220 (File_read::View::data_ownership_): New field.
7221 (File_read::contents_): Remove (replaced by whole_file_view_).
7222 (File_read::whole_file_view_): New field.
7223 * options.h (class General_options): Add --keep-files-mapped.
7225 2009-10-27 Cary Coutant <ccoutant@google.com>
7227 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7228 * testsuite/Makefile.am (plugin_test_5): New test case.
7229 * testsuite/Makefile.in: Regenerate.
7231 2009-10-25 Doug Kwan <dougkwan@google.com>
7233 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7234 from private to protected to allow access by child class.
7235 (Sized_relobj::do_relocate_sections): New method declaration.
7236 (Sized_relobj::relocate_sections): Virtualize.
7237 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7238 Sized_relobj::relocate_sections. Instantiate template explicitly
7239 for different target sizes and endianity.
7241 2009-10-24 Doug Kwan <dougkwan@google.com>
7243 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7244 (Arm_input_section::as_arm_input_section): New method.
7245 (Arm_output_section): New class definition.
7246 (Arm_output_section::create_stub_group,
7247 Arm_output_section::group_sections): New method definitions.
7249 2009-10-22 Doug Kwan <dougkwan@google.com>
7251 * arm.cc (Arm_input_section): New class definition.
7252 (Arm_input_section::init, Arm_input_section:do_write,
7253 Arm_input_section::set_final_data_size,
7254 Arm_input_section::do_reset_address_and_file_offset): New method
7257 2009-10-21 Doug Kwan <dougkwan@google.com>
7259 * arm.cc (Stub_table, Arm_input_section): New forward class
7261 (Stub_table): New class defintion.
7262 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7263 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7264 New method definition.
7266 2009-10-21 Doug Kwan <dougkwan@google.com>
7268 * arm.cc: Update copyright comments.
7269 (Target_arm): New forward class template declaration.
7270 (Arm_address): New type.
7271 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7272 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7273 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7275 (Insn_template): Same.
7276 (DEF_STUBS): New macro.
7277 (Stub_type): New enum type.
7278 (Stub_template): New class definition.
7281 (Stub_factory): Same.
7282 (Target_arm::Target_arm): Initialize may_use_blx_ and
7283 should_force_pic_veneer_.
7284 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7285 Target_arm::should_force_pic_veneer,
7286 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7287 Target_arm::using_thumb_only, Target_arm:;default_target): New
7289 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7290 New data member declarations.
7291 (Insn_template::size, Insn_template::alignment): New method defintions.
7292 (Stub_template::Stub_template): New method definition.
7293 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7294 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7295 (Stub_factory::Stub_factory): New method definition.
7296 * gold.h (string_hash): New template.
7297 * output.h (Input_section_specifier::hash_value): Use
7299 (Input_section_specifier::string_hash): Remove.
7300 * stringpool.cc (Stringpool_template::string_hash): Use
7303 2009-10-20 Doug Kwan <dougkwan@google.com>
7305 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7306 symbols of relaxed input sections.
7307 * output.h (Output_section::find_relaxed_input_section): Make
7310 2009-10-16 Doug Kwan <dougkwan@google.com>
7312 * dynobj.cc (Versions::Versions): Initialize version_script_.
7313 Only insert base version symbol definition for a shared object
7314 if version script defines any version versions.
7315 (Versions::define_base_version): New method definition.
7316 (Versions::add_def): Check that base version is not needed.
7317 (Versions::add_need): Define base version lazily.
7318 * dynobj.h (Versions::define_base_version): New method declaration.
7319 (Versions::needs_base_version_): New data member declaration.
7320 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7321 (check_DATA): Add no_version_test.stdout.
7322 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7324 * testsuite/Makefile.in: Regenerate.
7325 * testsuite/no_version_test.c: New file.
7326 * testsuite/no_version_test.sh: Ditto.
7328 2009-10-16 Doug Kwan <dougkwan@google.com>
7330 * expression.cc (class Segment_start_expression): New class definition.
7331 (Segment_start_expression::value): New method definition.
7332 (script_exp_function_segment_start): Return a new
7333 Segment_start_expression.
7334 * gold/script-c.h (script_saw_segment_start_expression): New function
7336 * script-sections.cc (Script_sections::Script_sections): Initialize
7337 SAW_SEGMENT_START_EXPRESSION_ to false.
7338 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7339 and -Tbbs options to specify section addresses if given in
7340 command line and no SEGMENT_START expression is seen in a script.
7341 * script-sections.h (Script_sections::saw_segment_start_expression,
7342 Script_sections::set_saw_segment_start_expression): New method
7344 (Script_sections::saw_segment_start_expression_): New data member
7346 * script.cc (script_saw_segment_start_expression): New function.
7347 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7348 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7349 script_test_7.sh and script_test_8.sh.
7350 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7351 script_test_8.stdout.
7352 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7353 (script_test_6, script_test_6.stdout, script_test_7,
7354 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7355 * Makefile.in: Regenerate.
7356 * testsuite/script_test_6.sh: New file.
7357 * testsuite/script_test_6.t: Same.
7358 * testsuite/script_test_7.sh: Same.
7359 * testsuite/script_test_7.t: Same.
7360 * testsuite/script_test_8.sh: Same.
7362 2009-10-16 Doug Kwan <dougkwan@google.com>
7364 * output.cc (Output_segment::set_section_list_address): Cast
7365 expressions to unsigned long long type to avoid format warnings.
7367 2009-10-15 Ian Lance Taylor <iant@google.com>
7369 * script.cc (Script_options::add_symbol_assignment): Always add a
7370 dot assignment to script_sections_.
7371 * script-sections.cc (Script_sections::add_dot_assignment):
7372 Initialize if necessary.
7374 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7375 program headers with no load segment if there is a linker script.
7377 * layout.cc (Layout::set_segment_offsets): Align the file offset
7378 to the segment aligment for -N or -n with no load segment.
7379 * output.cc (Output_segment::add_output_section): Don't crash if
7380 the first section is a TLS section.
7381 (Output_segment::set_section_list_addresses): Print an error
7382 message if the address moves backward in a linker script.
7383 * script-sections.cc
7384 (Output_section_element_input::set_section_addresses): Don't
7385 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7386 (Orphan_output_section::set_section_addresses): Likewise.
7388 2009-10-15 Doug Kwan <dougkwan@google.com>
7390 * layout.cc (Layout::finish_dynamic_section): Generate tags
7391 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7392 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7393 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7395 2009-10-14 Ian Lance Taylor <iant@google.com>
7397 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7399 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7400 data_shdr fields of relinfo.
7401 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7402 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7403 R_386_TLS_LDO_32, adjust based on section flags.
7404 (Target_i386::Relocate::fix_up_ldo): Remove.
7406 2009-10-13 Ian Lance Taylor <iant@google.com>
7408 Add support for -pie.
7409 * options.h (class General_options): Add -pie and
7411 (General_options::output_is_position_independent): Test -pie.
7412 (General_options::output_is_executable): Return true if not shared
7413 and not relocatable.
7414 (General_options::output_is_pie): Remove.
7415 * options.cc (General_options::finalize): Reject incompatible uses
7417 * gold.cc (queue_middle_tasks): A -pie link is not static.
7418 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7419 * symtab.cc (Symbol::final_value_is_known): Return false if
7420 output_is_position_independent.
7421 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7422 output_is_position_independent.
7423 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7424 output_is_position_independent.
7425 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7426 output_is_position_independent.
7427 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7429 (basic_pie_test.o, basic_pie_test): New targets.
7430 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7431 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7432 (two_file_pie_test): New target.
7433 * testsuite/Makefile.in: Rebuild.
7434 * README: Remove note saying that -pie is not supported.
7436 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7438 * options.h (class General_options): Add -init and -fini.
7439 * layout.cc (Layout::finish_dynamic_section): Emit
7440 given init and fini functions.
7442 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7444 * gc.h (gc_process_relocs): Check if icf is enabled using new
7446 * gold.cc (queue_initial_tasks): Likewise.
7447 (queue_middle_tasks): Likewise.
7448 * object.cc (do_layout): Likewise.
7449 * symtab.cc (is_section_folded): Likewise.
7450 * main.cc (main): Likewise.
7451 * reloc.cc (Read_relocs::run): Likewise.
7452 (Sized_relobj::do_scan_relocs): Likewise.
7453 * icf.cc (is_function_ctor_or_dtor): New function.
7454 (Icf::find_identical_sections): Check if function is ctor or dtor when
7456 * options.h (General_options::icf): Change option to be an enum.
7457 (Icf_status): New enum.
7458 (icf_enabled): New method.
7459 (icf_safe_folding): New method.
7460 (set_icf_status): New method.
7461 (icf_status_): New variable.
7462 * (options.cc) (General_options::finalize): Set icf_status_.
7463 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7464 icf_test and icf_keep_unique_test to use the --icf enum flag.
7465 * testsuite/icf_safe_test.sh: New file.
7466 * testsuite/icf_safe_test.cc: New file.
7468 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7470 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7471 includes to gc.h and icf.h.
7472 * arm.cc: Include gc.h.
7473 * gold.cc: Likewise.
7474 * i386.cc: Likewise.
7475 * powerpc.cc: Likewise.
7476 * sparc.cc: Likewise.
7477 * x86_64.cc: Likewise.
7478 * gc.h: Include icf.h.
7480 2009-10-11 Ian Lance Taylor <iant@google.com>
7482 * plugin.cc: Include "gold.h" before other header files.
7484 2009-10-10 Chris Demetriou <cgd@google.com>
7486 * options.h (Input_file_argument::Input_file_type): New enum.
7487 (Input_file_argument::is_lib_): Replace with...
7488 (Input_file_argument::type_): New member.
7489 (Input_file_argument::Input_file_argument): Take Input_file_type
7490 'type' rather than boolean 'is_lib' as second argument.
7491 (Input_file_argument::is_lib): Use type_.
7492 (Input_file_argument::is_searched_file): New function.
7493 (Input_file_argument::may_need_search): Handle is_searched_file.
7494 * options.cc (General_options::parse_library): Support -l:filename.
7495 (General_options::parse_just_symbols): Update for Input_file_argument
7497 (Command_line::process): Likewise.
7498 * archive.cc (Archive::get_file_and_offset): Likewise.
7499 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7500 * script.cc (read_script_file, script_add_file): Likewise.
7501 * fileread.cc (Input_file::Input_file): Likewise.
7502 (Input_file::will_search_for): Handle is_searched_file.
7503 (Input_file::open): Likewise.
7504 * readsyms.cc (Read_symbols::get_name): Likewise.
7505 * testsuite/Makefile.am (searched_file_test): New test.
7506 * testsuite/Makefile.in: Regenerate.
7507 * testsuite/searched_file_test.cc: New file.
7508 * testsuite/searched_file_test_lib.cc: New file.
7510 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7511 Ian Lance Taylor <iant@google.com>
7513 * descriptor.cc: Include <cstdio> and "binary-io.h".
7514 (Descriptors::open): Open the files in binary mode always.
7515 * script.cc (Lex::get_token): Treat \r as whitespace.
7517 2009-10-09 Ian Lance Taylor <iant@google.com>
7519 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7521 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7522 Ian Lance Taylor <iant@google.com>
7524 * configure.ac: Check for readv function also.
7525 * fileread.cc (readv): Define if not HAVE_READV.
7526 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7528 * config.in: Regenerate.
7529 * configure: Regenerate.
7531 2009-10-09 Doug Kwan <dougkwan@google.com>
7533 * layout.cc (Layout::make_output_section): Call target hook to make
7534 ordinary output section.
7535 (Layout::finalize): Adjust parameter list of call the
7536 Target::may_relax().
7537 * layout.h (class Layout::section_list): New method.
7538 * merge.h (Output_merge_base::entsize): Change visibility to public.
7539 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7541 (Output_merge_string::do_is_string): New method.
7542 * object.cc (Sized_relobj::do_setup): renamed from
7543 Sized_relobj::set_up.
7544 * object.h (Sized_relobj::adjust_shndx,
7545 Sized_relobj::initializ_input_to_output_maps,
7546 Sized_relobj::free_input_to_output_maps): Change visibilities to
7548 (Sized_relobj::setup): Virtualize.
7549 (Sized_relobj::do_setup): New method declaration.
7550 (Sized_relobj::invalidate_section_offset,
7551 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7552 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7553 * options.cc (parse_int): New function.
7554 * options.h (parse_int): New declaration.
7555 (DEFINE_int): New macro.
7556 (stub_group_size): New option.
7557 * output.cc (Output_section::Output_section): Initialize memebers
7558 merge_section_map_, merge_section_by_properties_map_,
7559 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7560 (Output_section::add_input_section): Handled deferred code-fill
7561 generation and remove an old comment.
7562 (Output_section::add_relaxed_input_section): New method definition.
7563 (Output_section::add_merge_input_section): Use merge section by
7564 properties map to speed to search. Update merge section maps
7566 (Output_section::build_relaxation_map): New method definition.
7567 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7569 (Output_section::relax_input_section): Renamed to
7570 Output_section::convert_input_sections_to_relaxed_sections and change
7571 interface to take a vector of pointers to relaxed sections.
7572 (Output_section::find_merge_section,
7573 Output_section::find_relaxed_input_section): New method definitions.
7574 (Output_section::is_input_address_mapped,
7575 Output_section::output_offset, Output_section::output_address):
7576 Use output section data maps to speed up searching.
7577 (Output_section::find_starting_output_address): Add comments.
7578 (Output_section::do_write,
7579 Output_section::write_to_postprocessing_buffer): Do code-fill
7580 generation as appropriate.
7581 (Output_section::get_input_sections): Invalidate relaxed input section
7583 (Output_section::restore_states): Adjust type of checkpoint .
7584 Invalidate relaxed input section map.
7585 * output.h (Output_merge_base): New class declaration.
7586 (Input_section_specifier): New class defintion.
7587 (class Output_relaxed_input_section) Change base class to
7588 Output_section_data_build.
7589 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7590 base class initializer.
7591 (Output_section::add_relaxed_input_section): New method declaration.
7592 (Output_section::Input_section): Change visibility to protected.
7593 (Output_section::Input_section::relobj,
7594 Output_section::Input_section::shndx): Handle relaxed input sections.
7595 Output_section::input_sections) Change visibility to protected. Also
7596 define overload to return a non-const pointer.
7597 (Output_section::Merge_section_properties): New class defintion.
7598 (Output_section::Merge_section_by_properties_map,
7599 Output_section::Output_section_data_by_input_section_map,
7600 Output_section::Relaxation_map): New types.
7601 (Output_section::relax_input_section): Rename method to
7602 Output_section::convert_input_sections_to_relaxed_sections and change
7603 interface to take a vector of relaxed section pointers.
7604 (Output_section::find_merge_section,
7605 Output_section::find_relaxed_input_section,
7606 Output_section::build_relaxation_map,
7607 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7608 New method declarations.
7609 (Output_section::merge_section_map_
7610 Output_section::merge_section_by_properties_map_,
7611 Output_section::relaxed_input_section_map_,
7612 Output_section::is_relaxed_input_section_map_valid_,
7613 Output_section::generate_code_fills_at_write_): New data members.
7614 * script-sections.cc
7615 (Output_section_element_input::set_section_addresses): Call
7616 current_data_size and addralign methods of relaxed input sections.
7617 (Orphan_output_section::set_section_addresses): Call current_data_size
7618 and addralign methods of relaxed input sections.
7619 * symtab.cc (Symbol_table::compute_final_value): Extract template
7620 from the body of Symbol_table::sized_finalize_symbol.
7621 (Symbol_table::sized_finalized_symbol): Call
7622 Symbol_table::compute_final_value.
7623 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7624 (Symbol_table::compute_final_value): New templated method declaration.
7625 * target.cc (Target::do_make_output_section): New method defintion.
7626 * target.h (Target::make_output_section): New method declaration.
7627 (Target::relax): Add more parameters for input objects, symbol table
7628 and layout. Adjust call to do_relax.
7629 (Target::do_make_output_section): New method declaration.
7630 (Target::do_relax): Add parameters for input objects, symbol table
7633 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7635 * pread.c: Include stdio.h.
7637 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7639 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7642 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7644 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7645 Change read_shndx type to unsigned int.
7646 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7648 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7649 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7650 Change read_shndx type to unsigned int.
7651 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7653 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7654 * layout.cc (Layout::create_symtab_sections): Cast the result of
7655 local_symcount * symsize to off_t in the gold_assert.
7657 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7659 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7660 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7662 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7663 (Arm_relocate_functions::thm_abs5): New function.
7664 (Arm_relocate_functions::abs12): New function.
7665 (Arm_relocate_functions::abs16): New function.
7666 (Arm_relocate_functions::base_abs): New function.
7667 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7668 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7669 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7671 (Scan::global): Likewise.
7672 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7673 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7674 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7675 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7678 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7680 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7681 (Arm_relocate_functions::movt_prel): New function.
7682 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7683 (Arm_relocate_functions::thm_movt_prel): New function.
7684 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7685 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7686 (Scan::global, Relocate::relocate): Likewise.
7687 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7689 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7691 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7692 Incremental_checker.
7693 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7695 (class Incremental_inputs_header): New class.
7696 (Incremental_inputs_header_writer): Edit comment.
7697 (Incremental_inputs_entry): New class.
7698 (Incremental_inputs_entry_writer): Edit comment.
7699 (Sized_incremental_binary::do_find_incremental_inputs_section):
7700 Add *strtab_shndx parameter, fill it.
7701 (Sized_incremental_binary::do_check_inputs): New method.
7702 (Incremental_checker::can_incrementally_link_output_file): Use
7703 Sized_incremental_binary::check_inputs.
7704 (Incremental_inputs::report_command_line): Save command line in
7707 (Incremental_binary::find_incremental_inputs_section): New
7709 (Incremental_binary::do_find_incremental_inputs_section): Add
7710 strtab_shndx parameter.
7711 (Incremental_binary::do_check_inputs): New pure virtual method.
7712 (Sized_incremental_binary::do_check_inputs): Declare.
7713 (Incremental_checker::Incremental_checker): Add incremental_inputs
7714 parameter, use it to initialize incremental_inputs_.
7715 (Incremental_checker::incremental_inputs_): New field.
7716 (Incremental_checker::command_line): New method.
7717 (Incremental_checker::inputs): New method.
7718 (Incremental_checker::command_line_): New field.
7720 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7722 * incremental.cc: Include <cstdarg> and "target-select.h".
7723 (vexplain_no_incremental): New function.
7724 (explain_no_incremental): New function.
7725 (Incremental_binary::error): New method.
7726 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7728 (make_sized_incremental_binary): New function.
7729 (open_incremental_binary): New function.
7730 (can_incrementally_link_file): Add checks if output is ELF and has
7732 * incremental.h: Include "elfcpp_file.h" and "output.h".
7733 (Incremental_binary): New class.
7734 (Sized_incremental_binary): New class.
7735 (open_incremental_binary): Declare.
7736 * object.cc (is_elf_object): Use
7737 elfcpp::Elf_recognizer::is_elf_file.
7738 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7739 * output.h (Output_file::filesize): New method.
7741 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7743 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7745 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7746 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7748 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7750 (Arm_relocate_functions::movw_abs_nc): New function.
7751 (Arm_relocate_functions::movt_abs): New function.
7752 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7753 (Arm_relocate_functions::thm_movt_abs): New function.
7754 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7755 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7756 (Scan::global): Likewise.
7757 (Relocate::relocate): Likewise.
7758 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7760 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7762 * arm.cc (Arm_relocate_functions::got_prel) New function.
7763 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7764 (Relocate::relocate): Likewise.
7765 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7767 2009-10-06 Ian Lance Taylor <iant@google.com>
7769 * options.h (class General_options): Define
7770 split_stack_adjust_size parameter.
7771 * object.h (class Object): Add uses_split_stack_ and
7772 has_no_split_stack_ fields. Add uses_split_stack and
7773 has_no_split_stack accessor functions. Declare
7774 handle_split_stack_section.
7775 (class Reloc_symbol_changes): Define.
7776 (class Sized_relobj): Define Function_offsets. Declare
7777 split_stack_adjust, split_stack_adjust_reltype, and
7779 * object.cc (Object::handle_split_stack_section): New function.
7780 (Sized_relobj::do_layout): Call handle_split_stack_section.
7781 * dynobj.cc (Sized_dynobj::do_layout): Call
7782 handle_split_stack_section.
7783 * reloc.cc (Sized_relobj::relocate_sections): Call
7784 split_stack_adjust for executable sections in split_stack
7785 objects. Pass reloc_map to relocate_section.
7786 (Sized_relobj::split_stack_adjust): New function.
7787 (Sized_relobj::split_stack_adjust_reltype): New function.
7788 (Sized_relobj::find_functions): New function.
7789 * target-reloc.h: Include "object.h".
7790 (relocate_section): Add reloc_symbol_changes parameter. Change
7792 * target.h (class Target): Add calls_non_split method. Declare
7793 do_calls_non_split virtual method. Declare match_view and
7795 * target.cc: Include "elfcpp.h".
7796 (Target::do_calls_non_split): New function.
7797 (Target::match_view): New function.
7798 (Target::set_view_to_nop): New function.
7799 * gold.cc (queue_middle_tasks): Give an error if mixing
7800 split-stack and non-split-stack objects with -r.
7801 * i386.cc (Target_i386::relocate_section): Add
7802 reloc_symbol_changes parameter.
7803 (Target_i386::do_calls_non_split): New function.
7804 * x86_64.cc (Target_x86_64::relocate_section): Add
7805 reloc_symbol_changes parameter.
7806 (Target_x86_64::do_calls_non_split): New function.
7807 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7809 * powerpc.cc (Target_powerpc::relocate_section): Add
7810 reloc_symbol_changes parameter.
7811 * sparc.cc (Target_sparc::relocate_section): Add
7812 reloc_symbol_changes parameter.
7813 * configure.ac: Call AM_CONDITIONAL for the default target.
7814 * configure: Rebuild.
7815 * testsuite/Makefile.am (TEST_AS): New variable.
7816 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7817 (check_DATA): Add split_i386 and split_x86_64 files.
7818 (SPLIT_DEFSYMS): Define.
7819 (split_i386_[1234n].o): New targets.
7820 (split_i386_[124]): New targets.
7821 (split_i386_[1234r].stdout): New targets.
7822 (split_x86_64_[1234n].o): New targets.
7823 (split_x86_64_[124]): New targets.
7824 (split_x86_64_[1234r].stdout): New targets.
7825 (MOSTLYCLEANFILES): Add new executables.
7826 * testsuite/split_i386.sh: New file.
7827 * testsuite/split_x86_64.sh: New file.
7828 * testsuite/split_i386_1.s: New file.
7829 * testsuite/split_i386_2.s: New file.
7830 * testsuite/split_i386_3.s: New file.
7831 * testsuite/split_i386_4.s: New file.
7832 * testsuite/split_i386_n.s: New file.
7833 * testsuite/split_x86_64_1.s: New file.
7834 * testsuite/split_x86_64_2.s: New file.
7835 * testsuite/split_x86_64_3.s: New file.
7836 * testsuite/split_x86_64_4.s: New file.
7837 * testsuite/split_x86_64_n.s: New file.
7838 * testsuite/testfile.cc (Target_test): Update relocation_section
7840 * testsuite/Makefile.in: Rebuild.
7842 2009-10-06 Ian Lance Taylor <iant@google.com>
7844 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7845 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7846 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7847 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7848 the address on ldo_addrs_.
7849 (Target_i386::Relocate::fix_up_ldo): New function.
7851 2009-10-06 Rafael Espindola <espindola@google.com>
7853 * plugin.cc (add_input_library): New.
7854 (Plugin::load): Add add_input_library to tv.
7855 (Plugin_manager::add_input_file): Add the is_lib argument.
7856 (add_input_file): Update call to Plugin_manager::add_input_file.
7857 (add_input_library): New.
7858 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7860 2009-09-30 Doug Kwan <dougkwan@google.com>
7862 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7863 symbol and call Symbol::may_need_copy_reloc to determine if
7864 a copy reloc is needed.
7865 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7866 nocopyreloc is given in command line.
7867 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7868 given in command line.
7869 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7870 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7871 of the removed Target_i386::may_need_copy_reloc.
7872 * options.h (copyreloc): New option with default value false.
7873 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7874 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7875 instead of the removed Target_powerpc::may_need_copy_reloc.
7876 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7877 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7878 instead of the removed Target_sparc::may_need_copy_reloc.
7879 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7880 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7881 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7882 instead of the removed Target_x86_64::may_need_copy_reloc.
7884 2009-09-30 Ian Lance Taylor <iant@google.com>
7886 * object.h (class Object): Remove target_ field, and target,
7887 sized_target, and set_target methods.
7888 (Object::sized_target): Remove.
7889 (class Sized_relobj): Update declarations. Remove sized_target.
7890 * object.cc (Sized_relobj::setup): Remove target parameter.
7892 (Input_objects::add_object): Don't do anything with the target.
7893 (make_elf_sized_object): Add punconfigured parameter. Change all
7894 callers. Set or test parameter target.
7895 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7897 * parameters.cc (Parameters::set_target): Change parameter type to
7899 (Parameters::default_target): Remove.
7900 (set_parameters_target): Change parameter type to be non-const.
7901 (parameters_force_valid_target): New function.
7902 (parameters_clear_target): New function.
7903 * parameters.h (class Parameters): Update declarations. Remove
7904 default_target method. Add sized_target and clear_target
7905 methods. Change target_ to be non-const.
7906 (set_parameters_target): Update declaration.
7907 (parameters_force_valid_target): Declare.
7908 (parameters_clear_target): Declare.
7909 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7910 as NULL if we aren't searching.
7911 (Add_symbols::run): Don't check for compatible target.
7912 * fileread.cc (Input_file::open_binary): Call
7913 parameters_force_valid_target.
7914 * gold.cc (queue_middle_tasks): Likewise.
7915 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7916 set_target on object.
7917 * dynobj.h (class Sized_dynobj): Update declarations.
7918 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7919 make_elf_object returns NULL.
7920 (Archive::include_member): Don't check whether object target is
7922 * output.cc (Output_section::add_input_section): Get target from
7924 (Output_section::relax_input_section): Likewise.
7925 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7927 (Sized_relobj::do_scan_relocs): Likewise.
7928 (Sized_relobj::relocate_sections): Likewise.
7929 * resolve.cc (Symbol_table::resolve): Likewise.
7930 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7931 parameter. Change all callers.
7932 (Symbol_table::add_from_object): Get target from parameters.
7933 (Symbol_table::add_from_relobj): Don't check object target.
7934 (Symbol_table::add_from_dynobj): Likewise.
7935 (Symbol_table::define_special_symbol): Get target from
7937 * symtab.h (class Symbol_table): Update declaration.
7938 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7939 parameter. Change all callers. Clear parameter target.
7940 (Binary_test): Test target here.
7941 * testsuite/object_unittest.cc (gold_testsuite): Remove
7942 target_test_pointer parameter. Change all callers.
7943 (Object_test): Test target here.
7945 2009-09-26 Ian Lance Taylor <iant@google.com>
7947 * testsuite/initpri1.c: Don't try to use constructor priorities if
7948 compiling with gcc before 4.3.
7950 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7952 * testsuite/retain_symbols_file_test.sh (check_present): Change
7953 output file name to retain_symbols_file_test.stdout.
7954 (check_absent): Likewise.
7956 2009-09-18 Craig Silverstein <csilvers@google.com>
7958 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7959 * options.cc: Include <cerrno> and <fstream>.
7960 (General_options::finalize): Parse -retain-symbols-file tag.
7961 * options.h: New flag.
7962 (General_options): New method should_retain_symbol, new
7963 variable symbols_to_retain.
7964 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7965 should_retain_symbol map.
7966 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7967 * testsuite/Makefile.in: Regenerate.
7968 * testsuite/retain_symbols_file_test.sh: New file.
7970 2009-09-18 Nick Clifton <nickc@redhat.com>
7972 * po/es.po: Updated Spanish translation.
7974 2009-09-17 Doug Kwan <dougkwan@google.com>
7976 * debug.h (DEBUG_RELAXATION): New constant.
7977 (DEBUG_ALL): Add DEBUG_RELAXATION.
7978 (debug_string_to_enum): Add relaxation debug option.
7980 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7981 Layout::Relaxation_debug_check::read_sections,
7982 Layout::Relaxation_debug_check::read_sections): New method definitions.
7983 (Layout::Layout): Initialize data members
7984 record_output_section_data_from_scrips_,
7985 script_output_section_data_list_ and relaxation_debug_check_.
7986 (Layout::save_segments, Layout::restore_segments,
7987 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7988 Layout::relaxation_loop_body): New method definitions.
7989 (Layout::finalize): Support relaxation. Move section layout code to
7990 Layout::relaxation_loop_body.
7991 (Layout::set_asection_address_from_script): Move code for orphan
7992 section placement out.
7993 (Layout::place_orphan_sections_in_script): New method definition.
7994 * layout.h (Output_segment_headers, Output_file_header):
7995 New forward class declarations.
7996 (Layout::~Layout): Define.
7997 (Layout::new_output_section_data_from_script): New method definition.
7998 (Layout::place_orphan_sections_in_script): New method declaration.
7999 (Layout::Segment_states): New type declaration.
8000 (Layout::save_segments, Layout::restore_segments,
8001 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8002 Layout::relaxation_loop_body): New method declarations.
8003 (Layout::Output_section_data_list): New type declaration.
8004 (Layout::Relaxation_debug_check): New class definition.
8005 (Layout::record_output_section_data_from_script_,
8006 Layout::script_output_section_data_list_, Layout::segment_states_,
8007 Layout::relaxation_debug_check_): New data members.
8008 * output.cc: (Output_section_headers::do_size): New method definition.
8009 (Output_section_headers::Output_section_headers): Move size
8010 computation to Output_section_headers::do_size.
8011 (Output_segment_headers::do_size): New method definition.
8012 (Output_file_header::Output_file_header): Move size computation to
8013 Output_file_header::do_size and call it.
8014 (Output_file_header::do_size): New method definition.
8015 (Output_data_group::Output_data_group): Adjust call to
8016 Output_section_data.
8017 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8018 (Output_symtab_xindex::do_write): Add array bound check.
8019 (Output_section::Input_section::print_to_mapfile): Handle
8020 RELAXED_INPUT_SECTION_CODE.
8021 (Output_section::Output_section): Initialize data member checkpoint_.
8022 (Output_section::~Output_section): Delete checkpoint object pointed
8024 (Output_section::add_input_section): Always add an Input_section if
8026 (Output_section::add_merge_input_section): Add assert.
8027 (Output_section::relax_input_section): New method definition.
8028 (Output_section::set_final_data_size): Set load address to zero for
8029 an unallocated section.
8030 (Output_section::do_address_and_file_offset_have_reset_values):
8031 New method definition.
8032 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8033 Handle relaxed input section.
8034 (Output_section::sort_attached_input_sections): Checkpoint input
8035 section list lazily.
8036 (Output_section::get_input_sections): Change type of input_sections to
8037 list of Simple_input_section pointers. Checkpoint input section list
8038 lazily. Also handle relaxed input sections.
8039 (Output_section::add_input_section_for_script): Take a reference to
8040 a Simple_input_section object instead of Relobj pointer and section
8041 index as parameter. Handle relaxed input sections.
8042 (Output_section::save_states, Output_section::restore_states): New
8044 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8045 (Output_data::is_data_size_fixed): New method definition.
8046 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8048 (Output_data::address_and_file_offset_have_reset_values): New method
8050 (Output_data::do_address_and_file_offset_have_reset_values): New method
8052 (Output_data::set_data_size): Check that data size is not fixed.
8053 (Output_data::fix_data_size): New method definition.
8054 (Output_data::is_data_size_fixed_): New data member.
8055 (Output_section_headers::set_final_data_size): New method definition.
8056 (Output_section_headers::do_size): New method declaration.
8057 (Output_segment_headers::set_final_data_size): New method definition.
8058 (Output_segment_headers::do_size): New method declaration.
8059 (Output_file_header::set_final_data_size)::New method definition.
8060 (Output_file_header::do_size)::New method declaration.
8061 (Output_section_data::Output_section_data): Add new parameter
8062 is_data_size_fixed and use it to fix data size.
8063 (Output_data_const::Output_data_const): Adjust call to base class
8064 constructor and fix data size.
8065 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8066 base class constructor and fix data size.
8067 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8068 base class constructor and fix data size.
8069 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8070 class constructor and fix data size.
8071 (Output_data_group::set_final_data_size): New method definition.
8072 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8073 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8074 class constructor and fix data size.
8075 (Output_relaxed_input_section): New class definition.
8076 (Output_section::Simple_input_section): New class definition.
8077 (Output_section::get_input_sections): Adjust parameter list.
8078 (Output_section::add_input_section_for_script): Same.
8079 (Output_section::save_states, Output_section::restore_states,
8080 Output_section::do_address_and_file_offset_have_reset_values,
8081 (Output_section::Input_section::Input_section): Handle
8082 RELAXED_INPUT_SECTION_CODE. Add new overload for
8083 Output_relaxed_input_section.
8084 (Output_section::Input_section::is_input_section,
8085 Output_section::Input_section::set_output_section): Handle relaxed
8087 (Output_section::Input_section::is_relaxed_input_section,
8088 Output_section::Input_section::output_section_data,
8089 Output_section::Input_section::relaxed_input_section): New method
8091 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8093 (Output_section::Input_section::u1_): Update comments.
8094 (Output_section::Input_section::u2_): Add new union member poris.
8095 (Output_section::Checkpoint_output_section): New classs definition.
8096 (Output_section::relax_input_section): New method declaration.
8097 (Output_section::checkpoint_): New data member.
8098 (Output_segment): Update comments.
8099 (Output_segment::Output_segment): Un-privatize copy constructor.
8100 (Output_segment::operator=): Un-privatize.
8101 * script-sections.cc (Output_section_element::Input_section_list):
8102 Change element type to Output_section::Simple_input_section.
8103 (Output_section_element_dot_assignment::set_section_addresses):
8104 Register output section data for relaxation clean up.
8105 (Output_data_exression::Output_data_expression): Adjust call to base
8106 constructor to fix data size.
8107 (Output_section_element_data::set_section_addresses): Register
8108 Output_data_expression object for relaxation clean up.
8109 (struct Input_section_info): Replace Relobj pointer and section index
8110 pair with Output_section::Simple_input_section and Convert struct to a
8112 (Input_section_sorter::operator()): Adjust access to
8113 Input_section_info data member to use accessors.
8114 (Output_section_element_input::set_section_addresses): Use layout
8115 parameter. Adjust code to use Output_section::Simple_input_section
8116 and Input_secction_info classes. Register filler for relaxation
8118 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8119 and section index pair with Output_section::Simple_input_section
8120 class. Adjust code accordingly.
8121 (Phdrs_element::release_segment): New method definition.
8122 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8124 (Script_sections::release_segments): New method definition.
8125 * gold/script-sections.h (Script_sections::release_segments): New
8127 * gold/target.h (Target::may_relax, Target::relax,
8128 Target::do_may_relax, Target::do_relax): New method definitions.
8130 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8132 * arm.cc (has_signed_unsigned_overflow): New function.
8133 (Arm_relocate_functions::abs8): New function.
8134 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8135 (Target_arm::Scan::global): Likewise.
8136 (Target_arm::relocate::relocate): Likewise.
8137 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8140 2009-09-16 Cary Coutant <ccoutant@google.com>
8142 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8143 * testsuite/Makefile.in: Regenerate.
8145 2009-09-11 Nick Clifton <nickc@redhat.com>
8147 * po/gold.pot: Updated by the Translation project.
8149 2009-09-08 Cary Coutant <ccoutant@google.com>
8151 * output.cc (Output_file::open): Add execute permission to empty file.
8152 * testsuite/Makefile.am (permission_test): New test.
8153 * testsuite/Makefile.in: Regenerate.
8155 2009-09-02 Ian Lance Taylor <iant@google.com>
8157 * output.cc (Output_file::resize): Call map_no_anonymous rather
8160 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8162 * gold.cc: Include "incremental.h".
8163 (queue_initial_tasks): Call Incremental_checker methods.
8164 * incremental.cc: Include "output.h".
8165 (Incremental_checker::can_incrementally_link_output_file): New
8167 * incremental.h (Incremental_checker): New class.
8169 * output.cc (Output_file::open_for_modification): New method.
8170 (Output_file::map_anonymous): Changed return type to bool. Record
8172 (Output_file::map_no_anonymous): New method, broken out of map.
8173 (Output_file::map): Use map_no_anonymous and map_anonymous.
8174 * output.h (class Output_file): Update declarations.
8176 2009-08-24 Cary Coutant <ccoutant@google.com>
8178 * options.h (Command_line::Pre_options): New class.
8179 (Command_line::pre_options): New member.
8180 * options.cc (gold::options::ready_to_register): New variable.
8181 (One_option::register_option): Do nothing if not registering options.
8182 Assert if same short option registered twice.
8183 (General_options::General_options): Turn off option registration when
8185 (Command_line::Pre_options::Pre_options): New constructor.
8187 2009-08-24 Cary Coutant <ccoutant@google.com>
8189 * options.h (General_options::no_keep_memory): Remove incorrect
8192 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8194 * Makefile.am (am__skiplex, am__skipyacc): New.
8195 * Makefile.in: Regenerate.
8197 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8199 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8200 (INCLUDES): ... this.
8201 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8202 (AM_CPPFLAGS): Renamed from ...
8203 (INCLUDE): ... this.
8204 * Makefile.in, testsuite/Makefile.in: Regenerate.
8206 * Makefile.in: Regenerate.
8207 * aclocal.m4: Likewise.
8208 * config.in: Likewise.
8209 * configure: Likewise.
8210 * testsuite/Makefile.in: Likewise.
8212 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8213 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8214 * Makefile.in: Regenerate.
8215 * testsuite/Makefile.in: Regenerate.
8217 2009-08-19 Cary Coutant <ccoutant@google.com>
8219 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8220 symbols in shared libraries overridden by hidden or internal symbols
8221 in the main program.
8223 2009-08-19 Chris Demetriou <cgd@google.com>
8225 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8226 checking source file names in error messages.
8228 2009-08-18 Doug Kwan <dougkwan@google.com>
8230 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8231 an elcpp::Ehdr as parameter. Adjust call to set_target.
8232 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8233 an elfcpp::Ehdr as parameter.
8234 * object.cc (Object::set_target): Remove the version that looks up
8235 a target and sets it.
8236 (Sized_relobj::setup): Take a Target object instead of
8237 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8238 (make_elf_sized_object): Find target and ask target to
8240 * object.h: (Object::set_target): Remove the version that looks up
8241 a target and sets it.
8242 (Sized_relobj::setup): Take a Target object instead of
8243 an elfcpp:Ehdr as parameter.
8244 * target.cc: Include dynobj.h.
8245 (Target::do_make_elf_object_implementation): New.
8246 (Target::do_make_elf_object): New.
8247 * target.h (Target::make_elf_object): New template declaration.
8248 (Target::do_make_elf_object): New method declarations.
8249 (Target::do_make_elf_object_implementation): New template declaration.
8251 2009-08-14 Ian Lance Taylor <iant@google.com>
8253 * gold.h (FUNCTION_NAME): Define.
8254 (gold_unreachable): Use FUNCTION_NAME.
8256 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8258 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8259 symbol in the --keep-unique list is not found.
8261 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8263 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8264 been maked as --keep-unique.
8265 (Icf::unfold_section): New function.
8266 * icf.h (Icf::unfold_section): New function.
8267 * options.h (General_options::keep_unique): New option.
8268 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8269 * testsuite/Makefile.in: Regenerate.
8270 * testsuite/icf_keep_unique_test.sh: New file.
8271 * testsuite/icf_keep_unique_test.cc: New file.
8273 2009-08-12 Cary Coutant <ccoutant@google.com>
8276 * resolve.cc (Symbol_table::resolve): Check for references from
8277 dynamic objects to hidden and internal symbols.
8278 * testsuite/Makefile.am (hidden_test.sh): New test.
8279 * testsuite/Makefile.in: Regenerate.
8280 * testsuite/hidden_test.sh: New script.
8281 * testsuite/hidden_test_1.c: New test source.
8282 * testsuite/hidden_test_main.c: New test source.
8284 2009-08-11 Doug Kwan <dougkwan@google.com>
8286 * arm.cc: Update comments.
8287 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8288 segment to locate the .ARM.exidx section if present.
8290 2009-08-09 Doug Kwan <dougkwan@google.com>
8292 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8295 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8296 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8299 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8301 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8302 valid tls_segment only for non-debug-section relocations.
8303 * testsuite/Makefile.am: Add gc_tls_test.
8304 * testsuite/Makefile.in: Regenerate.
8305 * testsuite/gc_tls_test.cc: New file.
8306 * testsuite/gc_tls_test.sh: New file.
8308 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8312 * Makefile.am (CCFILES): Add icf.cc.
8314 * Makefile.in: Regenerate.
8315 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8316 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8317 section, symbol and addend information for the relocs.
8318 * gold.cc (queue_middle_tasks): Call identical code folding.
8319 * gold.h: Add defines for multimap.
8320 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8321 to the call of finalize_local_symbols.
8322 * main.cc (main): Create object of class Icf.
8323 * object.cc (Sized_relobj::do_layout): Allow this function to be
8324 called twice during icf.
8325 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8326 to sections marked as identical by icf.
8327 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8329 (Sized_relobj::do_section_entsize): New function.
8330 * object.h (Object::section_entsize): New function.
8331 (Object::do_section_entsize): New pure virtual function.
8332 (Relobj::finalize_local_symbols): Add new parameter.
8333 (Relobj::do_section_entsize): New function.
8334 * options.h (General_options::icf): New option.
8335 (General_options::icf_iterations): New option.
8336 (General_options::print_icf_sections): New option.
8337 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8338 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8339 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8341 * symtab.cc (Symbol_table::is_section_folded): New function.
8342 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8343 to sections marked as identical by icf.
8344 * symtab.h (Symbol_table::set_icf): New function.
8345 (Symbol_table::icf): New function.
8346 (Symbol_table::is_section_folded): New function.
8347 (Symbol_table::icf_): New data member.
8348 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8349 * testsuite/Makefile.am: Add commands to build icf_test.
8350 * testsuite/Makefile.in: Regenerate.
8351 * testsuite/icf_test.sh: New file.
8352 * testsuite/icf_test.cc: New file.
8354 2009-07-24 Chris Demetriou <cgd@google.com>
8356 * layout.cc (is_compressible_debug_section): Fix incorrect
8357 comment about compressed section names.
8359 2009-07-20 Ian Lance Taylor <ian@airs.com>
8362 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8364 2009-07-16 Ian Lance Taylor <iant@google.com>
8367 * layout.h: #include <map>.
8368 (class Kept_section): Change from struct to class. Add accessors
8369 and setters. Add section size to Comdat_group mapping. Change
8370 Comdat_group to std::map. Add is_comdat_ field. Add
8371 linkonce_size field in union.
8372 (class Layout): Update declaration of find_or_add_kept_section.
8373 Don't declare find_kept_object.
8374 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8375 parameter. Add object, shndx, is_comdat, and is_group_name
8376 parameters. Change all callers. Adjust for new Kept_section.
8377 (Layout::find_kept_object): Remove.
8378 * object.cc (Sized_relobj::include_section_group): Update use of
8379 Kept_section. Rename secnum to shndx. Only record
8380 Kept_comdat_section if sections are the same size.
8381 (Sized_relobj::include_linkonce_section): Update use of
8382 Kept_section. Only record Kept_comdat_section if sections are the
8383 same size. Set size of linkonce section.
8384 (Sized_relobj::map_to_kept_section): Update call to
8385 get_kept_comdat_section.
8386 * object.h (class Sized_relobj): Rename fields in
8387 Kept_comdat_section to drop trailing underscores; change object
8388 field to Relobj*. Change Kept_comdat_section_table to store
8389 struct rather than pointer.
8390 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8391 Add kept_object and kept_shndx parameters. Change all callers.
8392 (Sized_relobj::get_kept_comdat_section): Change return type to
8393 bool. Add kept_object and kept_shndx parameters. Change all
8395 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8396 Layout::find_or_add_kept_section.
8398 2009-07-09 Ian Lance Taylor <iant@google.com>
8400 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8401 Reserve space in the hash table.
8403 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8405 * fileread.cc (File_read::get_mtime): New method.
8406 * fileread.h (Timespec): New structure.
8407 (File_read::get_mtime): New method.
8408 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8409 Renamed from timestamp_nsec.
8410 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8412 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8414 (Incremental_inputs::report_archive): Save mtime; style fix.
8415 (Incremental_inputs::report_obejct): Save mtime; style fix.
8416 (Incremental_inputs::report_script): Save mtime; style fix.
8417 (Incremental_inputs::finalize_inputs): Style fix.
8418 (Incremental_inputs::finalize): Style fix.
8419 (Incremental_inputs::create_input_section_data): Store inputs
8421 * incremental.h (Incremental_inputs::report_script): Add mtime
8423 (Incremental_inputs::Input_info::Input_info): Intialize only one
8425 (Incremental_inputs::Input_info::archive): Move to nameless
8427 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8428 (Incremental_inputs::Input_info::script): Move to nameless union.
8429 (Incremental_inputs::mtime): New field.
8430 * script.cc (read_input_script): Pass file mtime to
8432 * script.h (Script_info::inputs): Style fix.
8434 2009-07-01 Ian Lance Taylor <ian@airs.com>
8436 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8439 2009-06-24 Ian Lance Taylor <iant@google.com>
8442 * layout.cc (Layout::choose_output_section): If we find an
8443 existing section, update the flags.
8444 (Layout::create_notes): New function, broken out of
8446 (Layout::finalize): Don't create note sections.
8447 (Layout::create_note): Don't crash if linker script discards
8449 (Layout::create_gold_note): Likewise.
8450 (Layout::create_build_id): Likewise. Don't set
8451 after_input_sections on the section.
8452 (Layout::create_executable_stack_info): Remove target parameter.
8454 * layout.h (class Layout): Declare create_notes. Update
8455 declaration of create_executable_stack_info.
8456 * gold.cc (queue_middle_tasks): Call create_notes.
8457 * output.cc (Output_section::update_flags_for_input_section): Move
8458 here from output.h. If SHF_ALLOC flag is newly set, mark address
8460 * output.h (Output_data::mark_address_invalid): New function.
8461 (class Output_section): Only declare, not define,
8462 update_flags_for_input_section. Remove set_flags.
8464 2009-06-24 Ian Lance Taylor <iant@google.com>
8466 * script-sections.cc (Output_section_definition::
8467 set_section_addresses): Rename shadowing local load_address to
8470 2009-06-24 Ian Lance Taylor <iant@google.com>
8473 * reloc.cc (relocate_sections): Skip empty relocation sections.
8475 2009-06-23 Ian Lance Taylor <iant@google.com>
8478 * layout.cc (Layout::create_note): Use choose_output_section
8479 rather than make_output_section.
8481 2009-06-23 Ian Lance Taylor <iant@google.com>
8484 * options.cc (General_options::parse_V): Set printed_version_.
8485 (General_options::General_options): Initialize printed_version_.
8486 * options.h (class General_options): Add printed_version_ field.
8487 * gold.cc (queue_initial_tasks): If there are no input files,
8488 don't give a fatal error if we printed the version information.
8489 (queue_middle_tasks): If using -r with a shared object, give a
8490 fatal error rather than an ordinary error.
8492 2009-06-23 Ian Lance Taylor <iant@google.com>
8495 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8496 (Layout::make_output_section): Set have_stabstr_section_ if we see
8497 a .stab*str section.
8498 (Layout::finalize): Call link_stabs_sections.
8499 (Layout::link_stabs_sections): New file.
8500 * layout.h (class Layout): Add have_stabstr_section_ field.
8501 Declare link_stabs_sections.
8503 2009-06-23 Doug Kwan <dougkwan@google.com>
8505 * Makefile.am (libgold_a_LIBADD): New.
8506 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8507 * Makefile.in: Regenerate.
8508 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8509 * configure: Regenerate.
8510 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8511 * fileread.cc: Include sys/state.h
8512 * gold.h: Declare memmem and strndup if found missing.
8513 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8515 2009-06-23 Ian Lance Taylor <iant@google.com>
8517 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8518 * configure: Rebuild.
8520 2009-06-23 Ian Lance Taylor <iant@google.com>
8523 * object.cc (Object::section_contents): Don't try to get a view if
8524 the section has length zero.
8525 (Object::handle_gnu_warning_section): If the section is empty, use
8526 the name of the section as the warning.
8528 2009-06-23 Ian Lance Taylor <iant@google.com>
8531 * stringpool.h (class Stringpool_template): Add optimize_ field.
8532 (Stringpool_template::set_optimize): New function.
8533 * stringpool.cc (Stringpool_template::Stringpool_template):
8534 Initialize optimize_ field.
8535 (Stringpool_template::set_string_offsets): Test local optimize
8536 fild rather than parameter.
8537 * layout.cc (Layout::Layout): Call set_optimize on the section
8540 2009-06-22 Ian Lance Taylor <iant@google.com>
8543 * yyscript.y: Parse TARGET.
8544 * script.cc (script_set_target): New function.
8545 * script-c.h (script_set_target): Declare.
8546 * options.cc (General_options::string_to_object_format): Rename
8547 from string_to_object_format in anonymous namespace. Change
8549 * options.h (class General_options): Declare
8550 string_to_object_format.
8552 2009-06-22 Ian Lance Taylor <iant@google.com>
8554 * script-sections.cc (Script_sections::create_segments): Don't put
8555 program headers in a PT_LOAD segment if -n or -N.
8557 2009-06-22 Ian Lance Taylor <iant@google.com>
8560 * options.h (class General_options): Add -z lazy and -z now. Sort
8561 -z options into alphabetical order.
8562 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8564 2009-06-21 Ian Lance Taylor <iant@google.com>
8566 * layout.cc (Layout::make_output_section): Call
8567 Target::new_output_section.
8568 (Layout::attach_allocated_section_to_segment): Put large section
8569 sections in a separate load segment with the large segment flag
8571 (Layout::segment_precedes): Sort large data segments after other
8573 (align_file_offset): New static function.
8574 (Layout::set_segment_offsets): Use align_file_offset.
8575 * output.h (class Output_section): Add is_small_section_ and
8576 is_large_section_ fields.
8577 (Output_section::is_small_section): New function.
8578 (Output_section::set_is_small_section): New function.
8579 (Output_section::is_large_section): New function.
8580 (Output_section::set_is_large_section): New function.
8581 (Output_section::is_large_data_section): New function.
8582 (class Output_segment): Add is_large_data_segment_ field.
8583 (Output_segment::is_large_data_segment): New function.
8584 (Output_segment::set_is_large_data_segment): New function.
8585 * output.cc (Output_section::Output_section): Initialize new
8587 (Output_segment::Output_segment): Likewise.
8588 (Output_segment::add_output_section): Add assertion that large
8589 data sections always go in large data segments. Force small data
8590 sections to the end of the list of data sections. Force small BSS
8591 sections to the start of the list of BSS sections. For large BSS
8592 sections to the end of the list of BSS sections.
8593 * symtab.h (class Symbol): Declare is_common_shndx.
8594 (Symbol::is_defined): Check Symbol::is_common_shndx.
8595 (Symbol::is_common): Likewise.
8596 (class Symbol_table): Define enum Commons_section_type. Update
8597 declarations. Add small_commons_ and large_commons_ fields.
8598 * symtab.cc (Symbol::is_common_shndx): New function.
8599 (Symbol_table::Symbol_table): Initialize new fields.
8600 (Symbol_table::add_from_object): Put small and large common
8601 symbols in the right list.
8602 (Symbol_table::sized_finalized_symbol): Check
8603 Symbol::is_common_shndx.
8604 (Symbol_table::sized_write_globals): Likewise.
8605 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8606 common symbol lists. Don't call do_allocate_commons_list if the
8608 (Symbol_table::do_allocate_commons_list): Remove is_tls
8609 parameter. Add comons_section_type parameter. Change all
8610 callers. Handle small and large common symbols.
8611 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8612 Symbol::is_common_shndx.
8613 * resolve.cc (symbol_to_bits): Likewise.
8614 * target.h (Target::small_common_shndx): New function.
8615 (Target::small_common_section_flags): New function.
8616 (Target::large_common_shndx): New function.
8617 (Target::large_common_section_flags): New function.
8618 (Target::new_output_section): New function.
8619 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8620 small_common_section_flags, and large_common_section_flags
8622 (Target::do_new_output_section): New virtual function.
8623 * arm.cc (Target_arm::arm_info): Initialize new fields.
8624 * i386.cc (Target_i386::i386_info): Likewise.
8625 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8627 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8628 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8629 (Target_x86_64::do_new_output_section): New function.
8630 * configure.ac: Define conditional MCMODEL_MEDIUM.
8631 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8632 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8633 (large_LDFLAGS): Define.
8634 * testsuite/large.c: New file.
8635 * testsuite/testfile.cc (Target_test::test_target_info):
8636 Initialize new fields.
8637 * configure, testsuite/Makefile.in: Rebuild.
8639 2009-06-05 Doug Kwan <dougkwan@google.com>
8641 * Makefile.am (CCFILES): Add target.cc.
8642 * Makefile.in: Regenerate.
8643 * i386.cc (class Target_i386): Define new virtual method to
8644 override do_is_local_label_name in parent.
8645 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8646 local symbols if --discard-locals or -X is given.
8647 * options.h (class General_options): Declare new options
8648 '--discard-locals' and '-X' for discarding locals.
8649 * target.h (class Target): Define new methods is_local_label_name.
8650 Declare new virtual method do_is_local_label_name.
8651 * target.cc: New file.
8652 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8653 (check_SCRIPTS): Add discard_locals_test.sh.
8654 (check_DATA): Add discard_local_tests.syms.
8655 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8656 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8657 * testsuite/Makefile.in: Regenerate.
8658 * testsuite/discard_locals_test.c: New file.
8659 * testsuite/discard_locals_test.sh: Same.
8661 2009-06-05 Doug Kwan <dougkwan@google.com>
8663 * object.cc (Sized_relobj::Sized_relobj): Initialize
8664 discarded_eh_frame_shndx_ to -1U.
8665 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8667 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8668 a discarded .eh_frame section.
8669 (Sized_relobj::do_finalize_local_symbols): Ditto.
8670 * object.h (class Sized_relobj): Declare new member
8671 discarded_eh_frame_shndx_.
8672 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8673 (local_labels_test.o, local_labels_test): New rules.
8674 * testsuite/Makefile.in: Regenerate.
8676 2009-06-04 Doug Kwan <dougkwan@google.com>
8678 * layout.cc (Layout::section_name_mapping): Add mapping for
8679 special ARM sections.
8681 2009-06-03 Doug Kwan <dougkwan@google.com>
8683 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8684 (utils::has_overflow): Same.
8686 2009-06-03 Ian Lance Taylor <iant@google.com>
8688 * layout.cc (Layout::section_name_mapping): New array, replacing
8689 Layout::linkonce_mapping.
8690 (Layout::section_name_mapping_count): New variable, replacing
8691 Layout::linkonce_mapping_count.
8692 (Layout::linkonce_output_name): Remove.
8693 (Layout::output_section_name): Rewrite.
8694 * layout.h (class Layout): Rename Linkonce_mapping to
8695 Section_name_mapping, linkonce_mapping to section_name_mapping,
8696 linkonce_mapping_count to section_name_mapping_count. Don't
8697 declare linkonce_output_name.
8699 2009-06-03 Doug Kwan <dougkwan@google.com>
8701 * gold/arm.cc (namespace utils): New.
8702 (Target_arm::reloc_is_non_pic): Define new method.
8703 (class Arm_relocate_functions): New.
8704 (Target_arm::Relocate::relocate): Handle relocation types used by
8707 2009-06-03 Ian Lance Taylor <iant@google.com>
8709 * arm.cc (Target_arm::scan::global): Use || instead of |.
8711 2009-06-02 Doug Kwan <dougkwan@google.com>
8713 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8714 issued_non_pic_error_.
8715 (class Target_arm::Scan): Declare new method check_non_pic.
8716 Define new method symbol_needs_plt_entry.
8717 Declare new data member issued_non_pic_error_.
8718 (class Target_arm::Relocate): Declare new method
8719 should_apply_static_reloc.
8720 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8721 (Target_arm::Scan::check_non_pic): Define new method.
8722 (Target_arm::Scan::local): Handle a small subset of reloc types used
8724 (Target_arm::Scan::local): Same.
8725 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8727 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8729 * incremental.cc (Incremental_inputs::report_command_line): Filter
8730 out --incremental-* options.
8732 2009-05-29 Doug Kwan <dougkwan@google.com>
8734 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8736 (class Target_arm): Update comment.
8737 (Target_arm::Target_arm): Initialize new data members GOT_,
8738 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8739 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8740 and Target_arm::rel_dyn_section.
8741 Declare new_enum Target_arm::Got_type.
8742 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8744 Update commments for member do_dynsym_value.
8745 (Target_arm::got_size, Target_arm::plt_section,
8746 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8747 new methods inside class defintion.
8748 (Target_arm::got_section): Define new method.
8749 (Target_arm::rel_dyn_section): Same.
8750 (Output_data_plt_arm): New template class.
8751 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8752 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8753 (Output_data_plt_arm::add_entry): Same.
8754 (Output_data_plt_arm::first_plt_entry): Define new
8755 static data member for PLT instruction template.
8756 (Output_data_plt_arm::plt_entry): Same.
8757 (Output_data_plt_arm::do_write): Define new method.
8758 (Target_arm::make_plt_entry): Same.
8759 (Target_arm::do_finalize_sections): Same.
8760 (Target_arm::do_dynsym_value): Same.
8762 2009-05-28 Doug Kwan <dougkwan@google.com>
8764 * Makefile.am (TARGETSOURCES): Add arm.cc.
8765 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8766 * Makefile.in: Regenerate.
8768 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8770 2009-05-26 Doug Kwan <dougkwan@google.com>
8772 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8773 (General_options::check_excluded_libs): Strip off directories in
8774 archive name before matching like GNU ld does.
8775 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8776 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8777 (exclude_libs_test_LDFLAGS): Add linker option
8778 -Wl,--exclude-libs,libexclude_libs_test_3
8779 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8780 an explicit archive without using -l.
8781 (alt/libexclude_libs_test_3.a): New make rule.
8782 * testsuite/Makefile.in: Regenerate.
8783 * testsuite/exclude_libs_test.c : Declare lib3_default().
8785 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8786 * exclude_libs_test_3.c: New file.
8788 2009-05-26 Nick Clifton <nickc@redhat.com>
8790 * po/id.po: New Indonesian translation.
8791 * po/gold.pot: Updated template file.
8793 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8795 * testsuite/Makefile.am: Add -ffunction-sections to compile
8796 gc_comdat_test files. Add -Wl,--gc-sections to build
8798 * testsuite/Makefile.in: Regenerate.
8799 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8801 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8803 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8804 kept comdat section was garbage collected.
8805 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8806 * testsuite/Makefile.in: Regenerate.
8807 * testsuite/gc_comdat_test.sh: New file.
8808 * testsuite/gc_comdat_test_1.cc: New file.
8809 * testsuite/gc_comdat_test_2.cc: New file.
8811 2009-05-19 Doug Kwan <dougkwan@google.com>
8813 * archive.cc (Archive::Archive): Move constructor from archive.h
8814 to here. Initialize no_export_.
8815 (Archive::get_elf_object_for_member): Set no_export flag of object.
8816 * archive.h (Archive::Archive): Move constructor body to
8818 (Archive::no_export): New method.
8819 (Archive::no_export_): New field.
8820 * object.h (Object::Object): Initialize no_export_ to false.
8821 (Object::no_export, Object::set_no_export): New methods.
8822 (Object::no_export_): New field.
8823 * options.cc (General_options::parse_exclude_libs): New method.
8824 (General_options::check_excluded_libs) Same.
8825 * options.h (exclude_libs): New option.
8826 (General_options::check_excluded_libs): New method declaration.
8827 (General_options::excluded_libs_): New field.
8828 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8829 default or protected visibility if an object has no-export flag set.
8830 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8831 (check_SCRIPTS): Add exclude_libs_test.sh.
8832 (check_DATA): Add exclude_libs_test.syms.
8833 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8834 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8835 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8836 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8837 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8838 libexclude_libs_test_2.a): New rules.
8839 * testsuite/Makefile.in: Regenerate.
8840 * testsuite/exclude_libs_test.c: New file.
8841 * testsuite/exclude_libs_test.sh: Ditto.
8842 * testsuite/exclude_libs_test_1.c: Ditto.
8843 * testsuite/exclude_libs_test_2.c: Ditto.
8845 2009-05-15 Ian Lance Taylor <iant@google.com>
8847 * configure.ac: Check for declarations for cases where libiberty.h
8848 checks HAVE_DECL_xxx.
8849 * configure, config.in: Rebuild.
8851 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8853 * gold.h (Incremental_argument_list): Remove (invalid) forward
8855 * incremental.cc (Incremental_inputs::report_achive): New method.
8856 (Incremental_inputs::report_object): New method.
8857 (Incremental_inputs::report_script): New method.
8858 (Incremental_inputs::finalize_inputs): New method.
8859 (Incremental_inputs::finalize): Call finalize_inputs().
8860 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8861 Create inputs entries.
8862 * incremental.h (Incremental_input_type): New enum.
8863 (Incremental_inputs::Incremental_input): Initialize new fields.
8864 (Incremental_inputs::report_inputs): New method.
8865 (Incremental_inputs::report_achive): New method.
8866 (Incremental_inputs::report_object): New method.
8867 (Incremental_inputs::report_script): New method.
8868 (Incremental_inputs::finalize_inputs): New method.
8869 (Incremental_inputs::Input_info): New struct.
8870 (Incremental_inputs::Input_info_map): New typedef.
8871 (Incremental_inputs::lock_): New field.
8872 (Incremental_inputs::Inputs_): New field.
8873 (Incremental_inputs::Inputs_map): New field.
8874 * main.cc (main): Call Incremental_input::report_inputs.
8875 * options.h (Input_argument_list): Typedef moved from
8877 (Input_file_group::Files): Remove, use ::Input_argument_list.
8878 (Input_file_group::Input_argument_list): Remove, use
8879 ::Input_argument_list.
8880 * plugin.cc (Plugin_manager::add_input_file): Add error in
8882 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8884 * script.cc (read_input_script): Call
8885 Incremental_input::report_script.
8886 * script.h (Script_info): New class.
8888 2009-04-27 Ian Lance Taylor <iant@google.com>
8890 * x86_64.cc (do_adjust_output_section): Set entsize to
8893 2009-04-23 Elliott Hughes <enh@google.com>
8895 * output.cc (Output_file::close): After short writes, continue
8896 writing from the correct offset in the buffer being written.
8898 2009-04-23 Chris Demetriou <cgd@google.com>
8900 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8901 * configure: Regenerate.
8902 * config.in: Regenerate.
8903 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8904 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8906 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8908 * incremental.cc (Incremental_inputs_header_data): Renamed from
8909 Incremental_input_header_data.
8910 (Incremental_inputs_header_data::data_size): New field.
8911 (Incremental_inputs_header_data::put_input_file_count): Renamed
8912 from input_file_count.
8913 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8914 from command_line_offset.
8915 (Incremental_inputs_header_data::put_reserved): Renamed from
8917 (Incremental_inputs_entry_data): Renamed from
8918 Incremental_input_entry_data.
8919 (Incremental_inputs_entry_data::data_size): New field.
8920 (Incremental_inputs::report_command_line): New method.
8921 (Incremental_inputs::finalize): New method.
8922 (Incremental_inputs::create_incremental_inputs_data): New method.
8923 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8924 * incremental.h: New file.
8925 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8926 (Layout::finalize): Create incremental inputs section in
8928 (Layout::create_incremental_info_sections): New method.
8929 * layout.h (Layout::incremental_inputs): New method.
8930 (Layout::create_incremental_info_sections): New method.
8931 (Layout::incremental_inputs_): New field.
8932 * main.cc (main): Notify Incremental_input of the command line.
8934 2009-04-01 Ian Lance Taylor <iant@google.com>
8935 Mikolaj Zalewski <mikolajz@google.com>
8937 * gold.h (reserve_unordered_map): Define, three versions, one for
8938 each version of Unordered_map.
8939 * layout.cc (Layout::Layout): Remove options parameter. Add
8940 number_of_input_files parameter. Don't initialize options_.
8941 Initialize number_of_input_files_ and resized_signatures_. Move
8942 sections_are_attached_.
8943 (Layout::layout_group): Reserve space for group_signatures_.
8944 (Layout::find_or_add_kept_section): Change name parameter to be a
8945 reference. Resize signatures_ map when it gets large enough.
8946 (Layout::layout_eh_frame): Use parameters->options() instead of
8948 (Layout::make_output_section): Likewise.
8949 (Layout::attach_allocated_section_to_segment): Likewise.
8950 (Layout::finalize, Layout::create_executable_stack): Likewise.
8951 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8952 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8953 * layout.h (class Layout): Update declarations. Remove options_
8954 field. Add number_of_input_files_ and resized_signatures_
8955 fields. Move sections_are_attached_ field.
8956 * main.cc (main): Pass number of input files to Layout
8957 constructor. Don't pass options.
8959 2009-03-30 Ian Lance Taylor <iant@google.com>
8961 * ffsll.c (ffsll): Correct implementation.
8963 2009-03-27 Ian Lance Taylor <iant@google.com>
8965 * ffsll.c: New file.
8966 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8967 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8968 * ftruncate.c (ftruncate): Declare before definition.
8969 * mremap.c (mremap): Likewise.
8970 * pread.c (pread): Likewise.
8971 * configure, Makefile.in, config.in: Rebuild.
8973 * mremap.c: New file.
8974 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8975 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8976 (mremap): Declare if HAVE_MREMAP is not defined.
8977 * configure, Makefile.in, config.in: Rebuild.
8979 2009-03-27 Cary Coutant <ccoutant@google.com>
8981 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8982 position independent.
8983 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8984 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8986 2009-03-24 Cary Coutant <ccoutant@google.com>
8988 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8990 (needs_dynamic_reloc): Likewise.
8992 2009-03-24 Ian Lance Taylor <iant@google.com>
8994 * yyscript.y (file_cmd): Recognize EXTERN.
8995 (extern_name_list, extern_name_list_body): New nonterminals.
8996 * script.cc (script_add_extern): Define.
8997 * script-c.h (script_add_extern): Declare.
8999 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9001 * object.cc (is_elf_object): Define.
9002 * object.h (is_elf_object): Declare.
9003 * archive.cc (Archive::get_elf_object_for_member): Call
9005 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9007 2009-03-24 Elliott Hughes <enh@google.com>
9009 * output.cc (Output_file::map_anonymous): Define.
9010 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9011 try an anonymous one. Report the size if the mmap fails.
9012 * output.h (class Output_file): Declare map_anonymous.
9014 2009-03-24 Ian Lance Taylor <iant@google.com>
9016 * target-select.cc (instantiate_target): Don't acquire the lock if
9017 the instantiated_target_ field has already been set.
9019 2009-03-23 Ian Lance Taylor <iant@google.com>
9021 * gold-threads.h (class Initialize_lock): Define.
9022 * gold-threads.cc (class Initialize_lock_once): Define.
9023 (initialize_lock_control): New static variable.
9024 (initialize_lock_pointer): New static variable.
9025 (initialize_lock_once): New static function.
9026 (Initialize_lock::Initialize_lock): Define.
9027 (Initialize_lock::initialize): Define.
9028 * target-select.h: Include "gold-threads.h".
9029 (class Target_selector): Add lock_ and initialize_lock_ fields.
9030 Don't define instantiate_target, just declare it.
9031 * target-select.cc (Target_selector::Target_selector): Initialize
9033 (Target_selector::instantiate_target): Define.
9034 * descriptors.h: Include "gold-threads.h".
9035 (class Descriptors): Add initialize_lock_ field.
9036 * descriptors.cc (Descriptors::Descriptors): Initialize new
9038 (Descriptors::open): Use initialize_lock_ field
9039 * errors.h (class Errors): Add initialize_lock_ field.
9040 * errors.cc (Errors::Errors): Initialize new field.
9041 (Errors::initialize_lock): Use initialize_lock_ field.
9042 * powerpc.cc (class Target_selector_powerpc): Remove
9043 instantiated_target_ field. In do_recognize call
9044 instantiate_target rather than do_instantiate_target. In
9045 do_instantiate_target just allocate a new target.
9046 * sparc.cc (class Target_selector_sparc): Likewise.
9048 * freebsd.h: New file.
9049 * i386.cc: Include "freebsd.h".
9050 (Target_i386): Derive from Target_freebsd rather than
9052 (Target_selector_i386): Derive from Target_selector_freebsd rather
9053 than Target_selector.
9054 * x86_64.cc: Include "freebsd.h".
9055 (Target_x86_64): Derive from Target_freebsd rather than
9057 (Target_selector_x86_64): Derive from Target_selector_freebsd
9058 rather than Target_selector.
9059 * target.h (class Target): Add adjust_elf_header and
9060 do_adjust_elf_header.
9061 * output.cc (Output_file_header:: do_sized_write): Call target
9062 adjust_elf_header routine.
9063 * configure.tgt: Set targ_osabi.
9064 * configure.ac: Define GOLD_DEFAULT_OSABI.
9065 * parameters.cc (Parameters::default_target): Pass
9066 GOLD_DEFAULT_OSABI to select_target.
9067 * target-select.h (class Target_selector): Make instantiate_target
9068 protected rather than private.
9069 * Makefile.am (HFILES): Add freebsd.h.
9070 * configure, Makefile.in, config.in: Rebuild.
9072 * merge.cc (do_add_input_section): Correct pend value. Change
9073 message about last entry not being null terminated from error to
9076 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9078 * incremental.cc: New file.
9079 * Makefile.am (CCFILES): Add incremental.cc.
9080 * Makefile.in: Rebuild.
9082 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9084 * layout.cc (Layout::output_section_name): Preserve names
9085 of '.note.' sections.
9087 2009-03-19 Ian Lance Taylor <iant@google.com>
9089 * descriptors.cc (Descriptors::open): Check that the options are
9090 valid before using them.
9092 2009-03-18 Ian Lance Taylor <iant@google.com>
9094 * script-sections.h: Include <list>.
9095 (class Script_sections): Change Sections_elements from std::vector
9096 to std::list. Typedef public Elements_iterator. Add
9097 orphan_section_placement_, data_segment_align_start_, and
9098 saw_data_segment_align_ fields. Remove data_segment_align_index_
9100 * script-sections.cc (class Orphan_section_placement): New class.
9101 (class Sections_element): Add virtual functions is_relro and
9102 orphan_section_init. Remove virtual function place_orphan_here.
9103 (class Output_section_definition): Add is_relro and
9104 orphan_section_init. Remove place_orphan_here.
9105 (class Orphan_output_section): Likewise.
9106 (Script_sections::Script_sections): Update for field changes.
9107 (Script_sections::data_segment_align): Set saw_data_segment_align_
9108 and data_segment_align_start_, not data_segment_align_index.
9109 (Script_sections::data_segment_relro_end): Check
9110 saw_data_segment_align_. Use data_segment_align_start_ rather
9111 than data_segment_align_index_.
9112 (Script_sections::place_orphan): Rewrite to use
9113 Orphan_section_placement.
9115 2009-03-17 Ian Lance Taylor <iant@google.com>
9117 * archive.cc (Archive::add_symbols): Check for a version attached
9118 to the symbol name in the archive map.
9119 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9120 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9121 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9122 (ver_test_11.a): New target.
9123 * testsuite/Makefile.in: Rebuild.
9125 * configure.ac: Check for chsize and posix_fallocate. Replace
9127 * ftruncate.c: New file, from gnulib.
9128 * output.cc (posix_fallocate): Define dummy version if not
9129 HAVE_POSIX_FALLOCATE.
9130 (Output_file::map): Call posix_fallocate rather than lseek and
9132 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9133 * configure, Makefile.in, config.in: Rebuild.
9135 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9137 * layout.h (Layout::create_note): Add section_name parameter.
9138 * layout.cc (Layout::create_note): Likewise.
9139 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9141 2009-03-17 Ian Lance Taylor <iant@google.com>
9143 * descriptors.cc: Include "options.h".
9144 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9145 (Descriptors::open): Always use O_CLOEXEC when opening a new
9146 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9147 then set FD_CLOEXEC.
9149 * sparc.cc (class Target_sparc): Add has_got_section.
9150 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9151 make sure we have a GOT section.
9153 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9154 (Target_sparc::Scan::local): Likewise.
9155 (Target_sparc::Scan::global): Likewise.
9156 (Target_sparc::Relocate::relocate): Likewise.
9157 (Target_sparc::Relocate::relocate_tls): Likewise.
9159 * symtab.cc (Symbol_table::define_default_version): New function,
9160 broken out of add_from_object.
9161 (Symbol_table::add_from_object): Call define_default_version.
9162 (Symbol_table::define_special_symbol): Add resolve_oldsym
9163 parameter. Change all callers. If the version for a symbol comes
9164 from a version script, resolve it with the symbol with the same
9165 name with no version. Also add the symbol without a version if
9167 (do_define_in_output_data): If resolving with oldsym, don't delete
9169 (do_define_in_output_segment): Likewise.
9170 (do_define_as_constant): Likewise.
9171 * symtab.h (class Symbol_table): Update declarations.
9173 2009-03-13 Ian Lance Taylor <iant@google.com>
9175 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9176 (Read_symbols::requeue): New function.
9177 (Read_symbols::do_read_symbols): If make_elf_object fails because
9178 the target type is not configured, and the file was searched for,
9179 issue a warning and retry with the next directory.
9180 (Add_symbols::run): If the file has an incompatible format, and
9181 it was searched for, requeue the Read_symbols task. On error,
9183 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9184 dirindex parameter to constructor. Change all callers. Declare
9185 incompatible_warning and requeue.
9186 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9187 input_argument_ and input_group_ fields. Add them to
9188 constructor. Change all callers.
9189 (class Read_script): Add dirindex_ field. Add it to constructor.
9191 * archive.cc (Archive::setup): Remove input_objects parameter.
9193 (Archive::get_file_and_offset): Likewise.
9194 (Archive::read_all_symbols): Likewise.
9195 (Archive::read_symbols): Likewise.
9196 (Archive::get_elf_object_for_member): Remove input_objects
9197 parameter. Add punconfigured parameter. Change all callers.
9198 (Archive::add_symbols): Change return type to bool. Check return
9199 value of include_member.
9200 (Archive::include_all_members): Likewise.
9201 (Archive::include_member): Change return type to bool. Return
9202 false if first included object has incompatible target. Set
9203 included_member_ field.
9204 (Add_archive_symbols::run): If add_symbols returns false, requeue
9206 * archive.h (class Archive): Add included_member_ field.
9207 Initialize it in constructor. Add input_file and searched_for
9208 methods. Update declarations.
9209 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9210 input_argument_ fields. Add them to constructor. Change all
9212 * script.cc: Include "target-select.h".
9213 (class Parser_closure): Add skip_on_incompatible_target_ and
9214 found_incompatible_target_ fields. Add
9215 skip_on_incompatible_target parameter to constructor. Change all
9216 callers. Add methods skip_on_incompatible_target,
9217 clear_skip_on_incompatible_target, found_incompatible_target, and
9218 set_found_incompatible_target.
9219 (read_input_script): Add dirindex parameter. Change all callers.
9220 If parser finds an incompatible target, requeue Read_symbols
9222 (script_set_symbol): Clear skip_on_incompatible_target in
9224 (script_add_assertion, script_parse_option): Likewise.
9225 (script_start_sections, script_add_phdr): Likewise.
9226 (script_check_output_format): New function.
9227 * script.h (read_input_script): Update declaration.
9228 * script-c.h (script_check_output_format): Declare.
9229 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9230 (ignore_cmd): Remove OUTPUT_FORMAT.
9231 * fileread.cc (Input_file::Input_file): Add explicit this.
9232 (Input_file::will_search_for): New function.
9233 (Input_file::open): Add pindex parameter. Change all callers.
9234 * fileread.h (class Input_file): Add input_file_argument method.
9235 Declare will_search_for. Update declarations.
9236 * object.cc (make_elf_object): Add punconfigured parameter.
9238 * object.h (class Object): Make input_file public. Add
9239 searched_for method.
9240 (make_elf_object): Update declaration.
9241 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9243 * dirsearch.h (class Dirsearch): Update declaration.
9244 * options.h (class General_options): Add --warn-search-mismatch.
9245 * parameters.cc (Parameters::is_compatible_target): New function.
9246 * parameters.h (class Parameters): Declare is_compatible_target.
9247 * workqueue.cc (Workqueue::add_blocker): New function.
9248 * workqueue.h (class Workqueue): Declare add_blocker.
9250 * fileread.cc (Input_file::open): Remove options parameter.
9252 (Input_file::open_binary): Likewise.
9253 * script.cc (read_input_script): Likewise.
9254 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9255 options parameter from constructor. Change all callers.
9256 (class Read_script): Likewise.
9257 * fileread.h (class Input_file): Update declarations.
9258 * script.h (read_input_script): Update declaration.
9260 2009-03-10 Nick Clifton <nickc@redhat.com>
9262 * po/es.po: New Spanish translation.
9264 2009-03-06 Cary Coutant <ccoutant@google.com>
9266 * options.cc (parse_short_option): Keep dash_z from registering itself.
9268 2009-03-03 Ian Lance Taylor <iant@google.com>
9271 * target-reloc.h (relocate_section): Pass output_section to
9273 * i386.cc (Target_i386::should_apply_static_reloc): Add
9274 output_section parameter. Change all callers.
9275 (Target_i386::Relocate::relocate): Add output_section parameter.
9276 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9277 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9278 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9279 * testsuite/two_file_shared.sh: New script.
9280 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9281 (check_DATA): Add two_file_shared.dbg.
9282 (two_file_shared.dbg): New target.
9283 * testsuite/Makefile.in: Rebuild.
9285 2009-03-01 Ian Lance Taylor <iant@google.com>
9287 * configure.ac: Check for byteswap.h.
9288 * configure: Rebuild.
9289 * config.in: Rebuild.
9291 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9293 * layout.cc (Layout::find_or_add_kept_section): New function.
9294 (Layout::add_comdat): Removed.
9295 * layout.h (struct Kept_section): Move out of class Layout.
9296 Remove trailing underscores from field names. Add group_sections
9297 field. Rename group_ field to is_group. Change all uses.
9298 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9299 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9300 comdat_groups_ field.
9301 (Sized_relobj::include_section_group): Use
9302 find_or_add_kept_section and Kept_section::group_sections.
9303 (Sized_relobj::include_linkonce_section): Likewise.
9304 * object.cc (class Sized_relobj): Don't define Comdat_group or
9305 Comdat_group_table. Remove find_comdat_group and
9306 add_comdat_group. Remove comdat_groups_ field.
9307 * plugin.cc (include_comdat_group): Use
9308 Layout::find_or_add_kept_section.
9310 2009-02-28 Ian Lance Taylor <iant@google.com>
9312 * README: --gc-sections and map files are now supported. Document
9313 some build requirements.
9316 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9317 relocatable link set the value of the section symbol to zero.
9318 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9319 relocatable link don't include the section address in the local
9322 2009-02-27 Ian Lance Taylor <iant@google.com>
9325 * options.h (class Search_directory): Add is_system_directory.
9326 (class General_options): Declare is_in_system_directory.
9327 * options.cc (get_relative_sysroot): Make static.
9328 (get_default_sysroot): Make static.
9329 (General_optoins::is_in_system_directory): New function.
9330 * fileread.cc (Input_file::is_in_system_directory): New function.
9331 * fileread.h (class Input_file): Declare is_in_system_directory.
9332 * object.h (class Object): Add is_in_system_directory.
9333 (class Input_objects): Remove system_library_directory_ field.
9334 * object.cc (Input_objects::add_object): Don't set
9335 system_library_directory_.
9336 (input_objects::found_in_system_library_directory): Remove.
9337 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9338 parameter. Change all callers.
9339 (Symbol_table::sized_write_globals): Likewise.
9340 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9341 Call Object::is_in_system_directory.
9342 * symtab.h (class Symbol_table): Update declarations.
9345 * descriptors.h (Open_descriptor): Add is_on_stack field.
9346 * descriptors.cc (Descriptors::open): If the descriptor is on the
9347 top of the stack, remove it. Initialize is_on_stack field.
9348 (Descriptors::release): Only add pod to stack if it is not on the
9350 (Descriptors::close_some_descriptor): Clear stack_next and
9354 * output.cc (Output_section::find_starting_output_address): Rename
9355 from starting_output_address; add PADDR parameter; change return
9357 * output.h (class Output_section): Declare
9358 find_starting_output_address instead of starting_output_address.
9359 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9360 section symbol for which we can't find a merge section.
9363 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9364 hidden or internal, force the symbol to be local.
9365 * resolve.cc (Symbol::override_visibility): Define.
9366 (Symbol::override_base): Use override_visibility.
9367 (Symbol_table::resolve): Likewise.
9368 (Symbol::override_base_with_special): Likewise.
9369 (Symbol_table::override_with_special): If the visibility is hidden
9370 or internal, force the symbol to be local.
9371 * symtab.h (class Symbol): Add set_visibility and
9372 override_visibility.
9373 * testsuite/ver_test_1.sh: New file.
9374 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9375 (check_DATA): Add ver_test_1.syms.
9376 (ver_test_1.syms): New target.
9377 * testsuite/Makefile.in: Rebuild.
9379 2009-02-25 Cary Coutant <ccoutant@google.com>
9381 * layout.cc (Layout::choose_output_section): Don't rename sections
9382 when using a linker script that has a SECTIONS clause.
9383 * Makefile.in: Regenerate.
9385 * testsuite/Makefile.am (script_test_5.sh): New test case.
9386 * testsuite/Makefile.in: Regenerate.
9387 * testsuite/script_test_5.cc: New file.
9388 * testsuite/script_test_5.sh: New file.
9389 * testsuite/script_test_5.t: New file.
9391 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9393 * archive.cc (Archive::include_member): Update calls to add_symbols.
9394 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9395 the Layout argument.
9396 * dynobj.h (do_add_symbols): Add the Layout argument.
9397 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9399 * object.h (Object::add_symbols): Add the Layout argument.
9400 (Object::do_add_symbols): Add the Layout argument.
9401 (Sized_relobj::do_add_symbols): Add the Layout argument.
9402 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9403 Unify the two versions.
9404 (Add_plugin_symbols): Remove.
9405 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9406 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9407 (Add_plugin_symbols): Remove.
9408 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9409 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9410 (Add_symbols::run): Make it work with Pulginobj.
9412 2009-02-06 Ian Lance Taylor <iant@google.com>
9414 * object.cc (Sized_relobj::do_layout): Make info message start
9415 with lower case letter.
9417 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9419 * binary.cc: Fix file comment.
9421 * options.h (enum Incremental_disposition): Define.
9422 (class General_options): Add new options: --incremental,
9423 --incremental_changed, --incremental_unchanged,
9424 --incremental_unknown. Add incremental_disposition_ and
9425 implicit_incremental_ fields.
9426 (General_options::incremental_disposition): New function.
9427 (class Position_dependent_options): Add incremental_disposition
9429 (Position_dependent_options::copy_from_options): Set incremental
9431 * options.cc (General_options::parse_incremental_changed): New
9433 (General_options::parse_incremental_unchanged): New function.
9434 (General_options::parse_incremental_unknown): New function.
9435 (General_options::General_options): Initialize new fields
9436 incremental_disposition_ and implicit_incremental_.
9437 (General_options::finalize): Check for uasge of --incremental-*
9438 without --incremental.
9440 2009-02-06 Chris Demetriou <cgd@google.com>
9442 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9443 pointer and to report location as the file name associated with
9445 (gold_undefined_symbol_at_location): New function to replace the
9446 old gold_undefined_symbol functionality.
9447 * target-reloc.h (relocate_section): Update to use
9448 gold_undefined_symbol_at_location.
9449 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9450 Call gold_undefined_symbol function rather than gold_error.
9451 * errors.h (Errors::undefined_symbol): Take location as a
9452 string, rather than calculating it from a relocation.
9453 * errors.cc (Errors::fatal): Print "fatal error:" before the
9455 (Errors::error, Errors::error_at_location): Print "error: "
9456 before the formatted message.
9457 (Errors::undefined_symbol): Take location as a string, rather
9458 than calculating it from a relocation.
9459 (gold_undefined_symbol_at_location): New function akin to
9460 old gold_undefined_symbol, calculates location from relocation.
9461 (gold_undefined_symbol): Change to take only a Symbol pointer
9462 and to report location as the file name associated with the symbol.
9463 * testsuite/debug_msg.sh: Update for changed error messages.
9464 * testsuite/undef_symbol.sh: Likewise.
9466 2009-02-04 Duncan Sands <baldrick@free.fr>
9469 * reduced_debug_output.h
9470 (Output_reduced_debug_abbrev_section::failed): Use format for
9472 (Output_reduced_debug_info_section::faild): Likewise.
9474 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9476 * script.cc (Lazy_demangler): New class.
9477 (Version_script_info::get_symbol_version_helper): Demangle a
9480 2009-01-29 Cary Coutant <ccoutant@google.com>
9482 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9484 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9486 2009-01-28 Ian Lance Taylor <iant@google.com>
9488 * version.cc (version_string): Bump to 1.9.
9490 * gold.h: Include <cstring> and <stdint.h>.
9491 * version.cc: Include <cstdio>.
9492 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9494 * reduced_debug_output.cc (insert_into_vector): Rename from
9495 Insert_into_vector; change all callers. Use Swap_unaligned to
9496 avoid aliasing issue; remove union since it is unnecessary.
9498 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9500 * Makefile.am (CCFILES): Add gc.cc.
9502 * Makefile.in: Regenerate.
9503 * gold.cc (Gc_runner): New class.
9504 (queue_initial_tasks): Call garbage collection related tasks
9505 when corresponding options are invoked.
9506 (queue_middle_gc_tasks): New function.
9507 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9508 processed early before laying out sections during garbage collection.
9509 * gold.h (queue_middle_gc_tasks): New function.
9510 (is_prefix_of): Move from "layout.cc".
9511 * i386.cc (Target_i386::gc_process_relocs): New function.
9512 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9513 * main.cc (main): Create object of class "Garbage_collection".
9514 * object.cc (Relobj::copy_symbols_data): New function.
9515 (Relobj::is_section_name_included): New function.
9516 (Sized_relobj::do_layout): Allow this function to be called twice
9517 during garbage collection and defer layout of section during the
9519 * object.h (Relobj::get_symbols_data): New function.
9520 (Relobj::is_section_name_included): New function.
9521 (Relobj::copy_symbols_data): New function.
9522 (Relobj::set_symbols_data): New function.
9523 (Relobj::get_relocs_data): New function.
9524 (Relobj::set_relocs_data): New function.
9525 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9526 (Relobj::gc_process_relocs): New function.
9527 (Relobj::do_gc_process_relocs): New pure virtual function.
9528 (Relobj::sd_): New data member.
9529 (Sized_relobj::is_output_section_offset_invalid): New function.
9530 (Sized_relobj::do_gc_process_relocs): New function.
9531 * options.h (General_options::gc_sections): Modify to not be a no-op.
9532 (General_options::print_gc_sections): New option.
9533 * plugin.cc (Plugin_finish::run): Remove function call to
9534 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9535 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9536 * reloc.cc (Read_relocs::run): Add task to process relocs and
9537 determine unreferenced sections when doing garbage collection.
9538 (Gc_process_relocs): New class.
9539 (Sized_relobj::do_gc_process_relocs): New function.
9540 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9541 sections that are garbage collected.
9542 * reloc.h (Gc_process_relocs): New class.
9543 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9544 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9545 symbols whose corresponding sections are garbage collected.
9546 (Symbol_table::Symbol_table): Add new parameter for the garbage
9548 (Symbol_table::gc_mark_undef_symbols): New function.
9549 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9550 (Symbol_table::gc_mark_dyn_syms): New function.
9551 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9553 (Symbol_table::add_from_object): Likewise.
9554 (Symbol_table::add_from_relobj): When building shared objects, do not
9555 treat externally visible symbols as garbage.
9556 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9557 table information for static and relocatable links.
9558 * symtab.h (Symbol_table::set_gc): New function.
9559 (Symbol_table::gc): New function.
9560 (Symbol_table::gc_mark_undef_symbols): New function.
9561 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9562 (Symbol_table::gc_mark_dyn_syms): New function.
9563 (Symbol_table::gc_): New data member.
9564 * target.h (Sized_target::gc_process_relocs): New pure virtual
9566 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9567 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9569 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9571 * options.h (General_options::gc_sections): Define as a no-op for now.
9572 (General_options::no_keep_memory): Ditto.
9573 (General_options::Bshareable): Define.
9574 * options.cc (General_options::finalize): Honor -Bshareable.
9576 2009-01-20 Andreas Schwab <schwab@suse.de>
9578 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9579 read the value in the contents, since we don't use it. Use the
9580 template endianness when writing.
9581 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9583 2009-01-19 Andreas Schwab <schwab@suse.de>
9585 * configure.tgt (powerpc64-*): Fix targ_obj.
9587 2009-01-15 Ian Lance Taylor <iant@google.com>
9589 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9590 local symbols when stripping all symbols.
9592 2009-01-14 Cary Coutant <ccoutant@google.com>
9594 * output.cc (Output_reloc): Add explicit instantiations.
9596 2009-01-14 Cary Coutant <ccoutant@google.com>
9598 * archive.cc (Archive::get_elf_object_for_member): Remove call
9599 to File_read::claim_for_plugin.
9600 * descriptors.cc (Descriptors::open): Remove reference to
9602 (Descriptors::claim_for_plugin): Remove.
9603 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9604 (Descriptors::is_claimed): Remove.
9605 (claim_descriptor_for_plugin): Remove.
9606 * fileread.cc (File_read::claim_for_plugin): Remove.
9607 * fileread.h (File_read::claim_for_plugin): Remove.
9608 (File_read::descriptor): Reopen descriptor if necessary.
9609 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9610 (Plugin_manager::all_symbols_read): Add task parameter. Change
9612 (Plugin_manager::get_input_file): New function.
9613 (Plugin_manager::release_input_file): New function.
9614 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9615 corresponding data member.
9616 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9617 and pass to base constructor. Change all callers.
9618 (get_input_file, release_input_file): New functions.
9619 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9620 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9621 (Plugin_manager::all_symbols_read): Add task parameter.
9622 (Plugin_manager::get_input_file): New function.
9623 (Plugin_manager::release_input_file): New function.
9624 (Plugin_manager::task_): New data member.
9625 (Pluginobj::Pluginobj): Add filesize parameter.
9626 (Pluginobj::filename): New function.
9627 (Pluginobj::descriptor): New function.
9628 (Pluginobj::filesize): New function.
9629 (Pluginobj::filesize_): New data member.
9630 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9631 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9632 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9634 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9635 with archive libraries.
9636 * testsuite/Makefile.in: Regenerate.
9637 * testsuite/plugin_test.c (struct sym_info): New type.
9638 (get_input_file, release_input_file): New static variables.
9639 (onload): Capture new transfer vector entries.
9640 (claim_file_hook): Stop reading at end of file according to filesize.
9641 Factor out parsing of readelf output into separate function.
9642 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9643 APIs and get the source file name from the symbol table. Convert
9644 source file name to corresponding object file name. Print info
9645 message when adding new input files.
9646 (parse_readelf_line): New function.
9647 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9648 * testsuite/plugin_test_2.sh: Likewise.
9649 * testsuite/plugin_test_3.sh: Likewise.
9650 * testsuite/plugin_test_4.sh: New test case.
9652 2009-01-07 Ian Lance Taylor <iant@google.com>
9654 * version.cc (version_string): Bump to 1.8.
9656 2008-12-23 Cary Coutant <ccoutant@google.com>
9658 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9659 * plugin.cc (Plugin_manager::finish): Rename as
9660 layout_deferred_objects. Move cleanup to separate function.
9661 (Plugin_manager::cleanup): New function.
9662 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9664 * plugin.h (Plugin_manager::finish): Rename as
9665 layout_deferred_objects.
9666 (Plugin_manager::cleanup): New function.
9667 (Plugin_manager::cleanup_done): New field.
9669 2008-12-23 Cary Coutant <ccoutant@google.com>
9671 * plugin.cc (is_visible_from_outside): New function.
9672 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9673 so we don't return "IR only" status for exported symbols or -r links.
9675 * testsuite/Makefile.am (plugin_test_3): New test case.
9676 * testsuite/Makefile.in: Regenerate.
9677 * testsuite/plugin_test_3.sh: New file.
9679 2008-12-22 Cary Coutant <ccoutant@google.com>
9681 * object.cc (Sized_relobj::layout_section): New function.
9682 (Sized_relobj::do_layout): Defer layout of input sections until after
9683 plugin has provided replacement files.
9684 (Sized_relobj::do_layout_deferred_sections): New function.
9685 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9686 (Relobj::layout_deferred_sections): New function.
9687 (Relobj::do_layout_deferred_sections): New function.
9688 (Sized_relobj::do_layout_deferred_sections): New function.
9689 (Sized_relobj::layout_section): New function.
9690 (Sized_relobj::Deferred_layout): New structure.
9691 (Sized_relobj::deferred_layout_): New field.
9692 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9693 Change all callers. Layout deferred sections.
9694 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9696 (Plugin_hook::run): Move code from do_plugin_hook inline.
9697 (Plugin_hook::do_plugin_hook): Remove.
9698 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9699 (Plugin_manager::finish): Renamed, was cleanup.
9700 (Plugin_manager::should_defer_layout): New function.
9701 (Plugin_manager::add_deferred_layout_object): New function.
9702 (Plugin_manager::Deferred_layout_list): New type.
9703 (Plugin_manager::deferred_layout_objects_): New field.
9704 (Plugin_hook::do_plugin_hook): Remove.
9706 2008-12-17 Ian Lance Taylor <iant@google.com>
9708 * options.h (class General_options): Add --no case for
9711 2008-12-16 Cary Coutant <ccoutant@google.com>
9713 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9715 (Plugin_manager::claim_file): Create plugin object even if
9716 plugin did not call the add_symbols callback.
9717 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9718 asking for more symbols than were added.
9719 * testsuite/Makefile.am (plugin_test_1): Add test case with
9721 (empty.syms): New target.
9722 * testsuite/Makefile.in: Regenerate.
9723 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9724 message. Don't call add_symbols if no globals.
9725 (all_symbols_read_hook): Don't provide replacement for empty
9728 2008-12-12 Ian Lance Taylor <iant@google.com>
9730 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9731 r_type == 0 for a local symbol with r_sym == 0.
9732 (scan_relocatable_relocs): Pass r_sym to
9733 local_non_section_strategy.
9734 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9737 * configure.ac: Update test for TLS descriptors: they are
9738 supported as of glibc 2.9.
9739 * configure: Rebuild.
9741 2008-12-11 Ian Lance Taylor <iant@google.com>
9744 * target-reloc.h (Default_scan_relocatable_relocs): For each
9745 function, map r_type == 0 to RELOC_DISCARD.
9747 2008-12-10 Cary Coutant <ccoutant@google.com>
9749 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9750 object to override a kept COMDAT group from a plugin object.
9752 2008-12-09 Ian Lance Taylor <iant@google.com>
9755 * yyscript.y (file_cmd): Handle INPUT.
9757 * testsuite/initpri1.c: Change all declarations to be full
9758 prototypes by adding void, to avoid compiler warnings.
9760 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9762 * options.cc (General_options::parse_plugin_opt): New.
9763 (General_options::add_plugin): The argument now is just the filename.
9764 (General_options::add_plugin_option): New.
9765 * options.h (plugin_opt): New.
9766 (add_plugin): Change argument name.
9767 (add_plugin_option): New.
9768 * plugin.cc (Plugin::load): Don't parse the plugin option.
9769 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9770 (Plugin::add_option): New.
9771 (Plugin::args_): Change type.
9772 (Plugin::filename_): New.
9773 (Plugin_manager::add_plugin_option): New.
9774 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9775 * testsuite/Makefile.in: Regenerate.
9777 2008-12-05 Cary Coutant <ccoutant@google.com>
9779 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9780 Handle --strip-lto-sections option.
9781 * options.h (strip_lto_sections): New option.
9783 2008-12-01 Cary Coutant <ccoutant@google.com>
9785 * plugin.cc (ld_plugin_message): Change format parameter to const.
9786 Fix mismatch between new[] and delete.
9788 2008-11-14 Cary Coutant <ccoutant@google.com>
9790 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9793 2008-11-05 Craig Silverstein <csilvers@google.com>
9795 * options.cc (General_options::parse_dynamic_list): New function.
9796 * options.h (General_options): New flags dynamic_list,
9797 dynamic_list_data, dynamic_list_cpp_new, and
9798 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9799 (General_options::in_dynamic_list): New function.
9800 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9801 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9802 (Lex::can_continue_name): Likewise.
9804 (read_script_file): New parameter script_options.
9805 (read_dynamic_list): New function.
9806 (Script_options::define_dynamic_list): New function.
9807 (dynamic_list_keyword_parsecodes): New variable.
9808 (dynamic_list_keywords): New variable.
9809 * script.h (Script_options::define_dynamic_list): New function
9811 (read_dynamic_list): New function prototype.
9812 * symtab.cc (strprefix): New macro.
9813 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9814 dynamic_list_data, dynamic_list_cpp_new, and
9815 dynamic_list_cpp_typeinfo.
9816 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9817 (dynamic_list_expr): New rule.
9818 (dynamic_list_nodes): Likewise.
9819 (dynamic_list_node): Likewise.
9820 * testsuite/Makefile.am (dynamic_list): New test.
9821 * testsuite/Makefile.in: Regenerated.
9822 * testsuite/dynamic_list.t: New file.
9823 * testsuite/dynamic_list.sh: New file.
9825 2008-11-05 Craig Silverstein <csilvers@google.com>
9827 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9828 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9829 (t11_last): Likewise.
9830 * testsuite/ver_test_6.c (main): Likewise.
9832 2008-10-07 Cary Coutant <ccoutant@google.com>
9834 * options.c (General_options::finalize): Add check for -static and
9836 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9839 2008-10-02 Cary Coutant <ccoutant@google.com>
9841 * plugin.cc (make_sized_plugin_object): Fix conditional
9842 compilation to work when not all targets are enabled.
9844 2008-09-29 Cary Coutant <ccoutant@google.com>
9846 * archive.cc (Archive::get_file_and_offset): Use filename instead
9847 of name to get library path.
9848 (Archive::include_member): Unlock external member of a thin archive.
9850 * testsuite/Makefile.am (TEST_AR): New variable.
9851 (thin_archive_test_1): New test.
9852 (thin_archive_test_2): New test.
9853 * testsuite/Makefile.in: Regenerate.
9854 * testsuite/thin_archive_main.cc: New file.
9855 * testsuite/thin_archive_test_1.cc: New file.
9856 * testsuite/thin_archive_test_2.cc: New file.
9857 * testsuite/thin_archive_test_3.cc: New file.
9858 * testsuite/thin_archive_test_4.cc: New file.
9860 2008-09-29 Cary Coutant <ccoutant@google.com>
9862 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9863 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9865 (Sized_relobj::do_finalize_local_symbols): Likewise.
9866 (Sized_relobj::map_to_kept_section): Likewise.
9867 * object.h (Sized_relobj::invalid_address): New constant.
9868 (Sized_relobj::do_output_section_offset): Check for invalid_address
9870 * output.cc (Output_reloc::local_section_offset): Use constant
9871 invalid_address instead of -1U.
9872 (Output_reloc::get_address): Likewise.
9873 (Output_section::output_address): Change -1U to -1ULL.
9874 * output.h (Output_reloc::invalid_address): New constant.
9875 * reloc.cc (Sized_relobj::write_sections): Use constant
9876 invalid_address instead of -1U.
9877 (Sized_relobj::relocate_sections): Likewise.
9878 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9879 values for merge sections.
9880 * target-reloc.h (relocate_for_relocatable): Use constant
9881 invalid_address instead of -1U.
9883 2008-09-19 Cary Coutant <ccoutant@google.com>
9885 Add plugin functionality for link-time optimization (LTO).
9886 * configure.ac (plugins): Add --enable-plugins option.
9887 * configure: Regenerate.
9888 * config.in: Regenerate.
9889 * Makefile.am (LIBDL): New variable.
9890 (CCFILES): Add plugin.cc.
9891 (HFILES): Add plugin.h.
9892 (ldadd_var): Add LIBDL.
9893 * Makefile.in: Regenerate.
9895 * archive.cc: Include "plugin.h".
9896 (Archive::setup): Don't preread archive symbols when using a plugin.
9897 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9898 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9900 (Archive::include_member): Add symbols from plugin objects.
9901 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9902 * descriptors.cc (Descriptors::open): Check for file descriptors
9903 abandoned by plugins.
9904 (Descriptors::claim_for_plugin): New function.
9905 * descriptors.h (Descriptors::claim_for_plugin): New function.
9906 (Open_descriptor::is_claimed): New field.
9907 (claim_descriptor_for_plugin): New function.
9908 * fileread.cc (File_read::claim_for_plugin): New function.
9909 * fileread.h (File_read::claim_for_plugin): New function.
9910 (File_read::descriptor): New function.
9911 * gold.cc: Include "plugin.h".
9912 (queue_initial_tasks): Add task to call plugin hooks for generating
9914 * main.cc: Include "plugin.h".
9915 (main): Load plugin libraries.
9916 * object.h (Pluginobj): Declare.
9917 (Object::pluginobj): New function.
9918 (Object::do_pluginobj): New function.
9919 (Object::set_target): New function.
9920 * options.cc: Include "plugin.h".
9921 (General_options::parse_plugin): New function.
9922 (General_options::General_options): Initialize plugins_ field.
9923 (General_options::add_plugin): New function.
9924 * options.h (Plugin_manager): Declare.
9925 (General_options): Add --plugin option.
9926 (General_options::has_plugins): New function.
9927 (General_options::plugins): New function.
9928 (General_options::add_plugin): New function.
9929 (General_options::plugins_): New field.
9930 * plugin.cc: New file.
9931 * plugin.h: New file.
9932 * readsyms.cc: Include "plugin.h".
9933 (Read_symbols::do_read_symbols): Check for archive before checking
9934 for ELF file. Call plugin hooks to claim files.
9935 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9936 from a real object file; force override when processing replacement
9938 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9939 (Symbol::init_base_object): Likewise.
9940 (Symbol::init_base_output_data): Likewise.
9941 (Symbol::init_base_output_segment): Likewise.
9942 (Symbol::init_base_constant): Likewise.
9943 (Symbol::init_base_undefined): Likewise.
9944 (Symbol::output_section): Assert that object is not a plugin.
9945 (Symbol_table::add_from_pluginobj): New function.
9946 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9948 (Symbol_table::sized_write_globals): Likewise.
9949 (Symbol_table::add_from_pluginobj): Instantiate template.
9950 * symtab.h (Sized_pluginobj): Declare.
9951 (Symbol::in_real_elf): New function.
9952 (Symbol::set_in_real_elf): New function.
9953 (Symbol::in_real_elf_): New field.
9954 (Symbol_table::add_from_pluginobj): New function.
9956 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9957 (LIBDL): New variable.
9959 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9960 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9961 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9962 (MOSTLYCLEANFILES): Likewise.
9963 * testsuite/Makefile.in: Regenerate.
9964 * testsuite/plugin_test.c: New file.
9965 * testsuite/plugin_test_1.sh: New file.
9966 * testsuite/plugin_test_2.sh: New file.
9968 2008-09-16 Ian Lance Taylor <iant@google.com>
9970 * target-reloc.h (relocate_section): Check whether a symbol is
9971 defined by the ABI before reporting an undefined symbol error.
9972 * target.h (Target::is_defined_by_abi): Make parameter const.
9973 (Target::do_is_defined_by_abi): Likewise.
9974 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9975 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9976 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9977 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9978 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9979 * testsuite/Makefile.in: Rebuild.
9981 * fileread.cc (make_view): Add casts to avoid warning.
9983 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9985 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9986 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9988 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9990 * options.h (General_options::output_is_executable): New.
9991 (General_options::output_is_pie): New.
9992 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9993 for shared libraries.
9994 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9996 2008-09-11 Chris Demetriou <cgd@google.com>
9998 * options.h (origin): New -z option.
9999 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10000 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10003 2008-09-05 Cary Coutant <ccoutant@google.com>
10005 * fileread.cc (File_read::make_view): Add check for attempt to map
10006 beyond end of file.
10008 2008-09-05 Cary Coutant <ccoutant@google.com>
10010 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10011 explicit instantiations.
10013 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10016 * options.cc (General_options::finalize): Allow undefined symbols
10017 in shlibs if linking -shared.
10020 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10021 symbols as not needing a dynsym entry.
10023 2008-08-20 Craig Silverstein <csilvers@google.com>
10025 * fileread.cc (File_read::open): Do not lock the file unless it
10026 was successfully opened.
10028 2008-08-14 Cary Coutant <ccoutant@google.com>
10030 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10031 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10032 * testsuite/tls_test.cc (struct int128): 128-bit struct
10033 for testing TLS relocs with non-zero addend.
10034 (v12): New TLS variable.
10036 (t_last): Add check for v12.
10037 * testsuite/tls_test.h (t12): New function.
10038 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10040 2008-08-13 Ian Lance Taylor <iant@google.com>
10042 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10043 set tls_segment_ or relro_segment_.
10044 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10046 * output.h (Output_section::clear_is_relro): New function.
10047 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10048 sections specially even when output_data_ is empty.
10049 (Output_segment::maximum_alignment): When first section is relro,
10050 only force alignment for PT_LOAD segments.
10051 * script.cc (script_data_segment_align): New function.
10052 (script_data_segment_relro_end): New function.
10053 * script-c.h (script_data_segment_align): Declare.
10054 (script_data_segment_relro_end): Declare.
10055 * script-sections.h (class Script_sections): Declare
10056 data_segment_align and data_segment_relro_end. Add fields
10057 segment_align_index_ and saw_relro_end_.
10058 * script-sections.cc (class Sections_element): Add set_is_relro
10059 virtual function. Add new bool* parameter to place_orphan_here.
10060 Add get_output_section virtual function.
10061 (class Output_section_definition): Add set_is_relro. Add new
10062 bool* parameter to place_orphan_here. Add get_output_section.
10063 Add is_relro_ field.
10064 (Output_section_definition::Output_section_definition): Initialize
10065 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10066 and is_relro_ fields.
10067 (Output_section_definition::place_orphan_here): Add is_relro
10069 (Output_section_definition::set_section_addresses): Set relro for
10071 (Output_section_definition::alternate_constraint): Likewise.
10072 (class Orphan_output_section): Add new bool* parameter to
10073 place_orphan_here. Add get_output_section.
10074 (Orphan_output_section::place_orphan_here): Add is_relro
10076 (Script_sections::Script_sections): Initialize
10077 data_segment_align_index_ and saw_relro_end_.
10078 (Script_sections::data_segment_align): New function.
10079 (Script_sections::data_segment_relro_end): New function.
10080 (Script_sections::place_orphan): Set or clear is_relro.
10081 (Script_sections::set_section_addresses): Force alignment of first
10083 * yyscript.y (exp): Call script_data_segment_align and
10084 script_data_segment_relro_end.
10085 * testsuite/relro_script_test.t: New file.
10086 * testsuite/relro_test.cc (using_script): Declare.
10087 (t1, t2): Test using_script.
10088 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10089 (relro_script_test_SOURCES): Define.
10090 (relro_script_test_DEPENDENCIES): Define.
10091 (relro_script_test_LDFLAGS): Define.
10092 (relro_script_test_LDADD): Define.
10093 (relro_script_test.so): New target.
10094 * testsuite/Makefile.in: Rebuild.
10096 2008-08-06 Cary Coutant <ccoutant@google.com>
10098 * archive.cc (Archive::total_archives, Archive::total_members)
10099 (Archive::total_members_loaded): New variables.
10100 (Archive::setup): Add parameter. Add option to preread
10102 (Archive::read_armap): Add counter.
10103 (Archive::get_file_and_offset): New function.
10104 (Archive::get_elf_object_for_member): New function.
10105 (Archive::read_all_symbols): New function.
10106 (Archive::read_symbols): New function.
10107 (Archive::add_symbols): Add counters.
10108 (Archive::include_all_members): Use armap to find members if it's
10110 (Archive::include_member): Skip reading symbols if already read.
10111 Factored code into Archive::get_file_and_offset and
10112 Archive::get_elf_object_for_member. Changed call to
10113 Mapfile::report_include_archive_member.
10114 (Archive::print_stats): New function.
10115 * archive.h: Declare Object and Read_symbols_data classes.
10116 (Archive::Archive): Add initializers for new members.
10117 (Archive::setup): Add parameter.
10118 (Archive::print_stats): New function.
10119 (Archive::total_archives, Archive::total_members)
10120 (Archive::total_members_loaded): New variables.
10121 (Archive::get_file_and_offset): New function.
10122 (Archive::get_elf_object_for_member): New function.
10123 (Archive::read_all_symbols): New function.
10124 (Archive::read_symbols): New function.
10125 (Archive::Archive_member): New class.
10126 (Archive::members_): New member.
10127 (Archive::num_members_): New member.
10128 * main.cc: Include archive.h.
10129 (main): Call Archive::print_stats.
10130 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10131 archive parameter; member_name is now the fully-decorated name.
10132 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10133 * options.h: (General_options): Add --preread-archive-symbols option.
10134 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10137 2008-08-04 Ian Lance Taylor <iant@google.com>
10139 * symtab.h (Symbol::use_plt_offset): New function.
10140 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10141 * powerpc.cc (Relocate::relocate): Likewise.
10142 * sparc.cc (Relocate::relocate): Likewise.
10143 * x86_64.cc (Relocate::relocate): Likewise.
10144 * testsuite/weak_plt.sh: New test.
10145 * testsuite/weak_plt_main.cc: New test.
10146 * testsuite/weak_plt_shared.cc: New test.
10147 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10148 (check_PROGRAMS): Add weak_plt.
10149 (check_DATA): Add weak_plt_shared.so.
10150 (weak_plt_main_pic.o, weak_plt): New targets.
10151 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10152 * testsuite/Makefile.in: Rebuild.
10154 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10156 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10157 * testsuite/Makefile.in: Rebuild.
10159 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10161 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10162 * Makefile.in: Regenerate.
10163 * po/POTFILES.in: Regenerate.
10165 2008-07-29 Ian Lance Taylor <iant@google.com>
10167 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10168 symbols before other symbols.
10169 * testsuite/script_test_2.cc (test_addr): Declare.
10170 (test_addr_alias): Declare.
10171 (main): Check that test_addr and test_addr_alias have the right
10173 * testsuite/script_test_2.t: Define test_addr_alias and
10176 2008-07-24 Ian Lance Taylor <iant@google.com>
10179 * descriptors.cc: New file.
10180 * descriptors.h: New file.
10181 * gold-threads.h (class Hold_optional_lock): New class.
10182 * fileread.cc: Include "descriptors.h".
10183 (File_read::~File_read): Release descriptor rather than closing
10185 (File_read::open) [file]: Call open_descriptor rather than open.
10186 Set is_descriptor_opened_.
10187 (File_read::open) [memory]: Assert that descriptor is not open.
10188 (File_read::reopen_descriptor): New function.
10189 (File_read::release): Release descriptor.
10190 (File_read::do_read): Make non-const. Reopen descriptor.
10191 (File_read::read): Make non-const.
10192 (File_read::make_view): Reopen descriptor.
10193 (File_read::do_readv): Likewise.
10194 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10195 Update declarations.
10196 * layout.cc: Include "descriptors.h".
10197 (Layout::create_build_id): Use open_descriptor rather than open.
10198 * output.cc: Include "descriptors.h".
10199 (Output_file::open): Use open_descriptor rather than open.
10200 * archive.cc (Archive::const_iterator): Change Archive to be
10202 (Archive::begin, Archive::end): Make non-const.
10203 (Archive::count_members): Likewise.
10204 * archive.h (class Archive): Update declarations.
10205 * object.h (Object::read): Make non-const.
10206 * Makefile.am (CCFILES): Add descriptors.cc.
10207 (HFILES): Add descriptors.h.
10208 * Makefile.in: Rebuild.
10211 * gold.h: Always include <clocale>. Add Solaris workarounds
10212 following code in binutils/sysdep.h.
10215 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10216 this->eh_frame_hdr_ is NULL before using it.
10218 * dynobj.cc (Versions::Versions): Update comment.
10220 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10221 the base version name.
10223 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10224 array size plus one.
10225 (Stringpool_template::set_string_offsets): Subtract one from key
10226 before using it as an array index.
10227 (Stringpool_template::get_offset_with_length): Likewise.
10228 (Stringpool_template::write_to_buffer): Likewise.
10229 * stringpool.h (Stringpool_template::get_offset_from_key):
10232 2008-07-23 Ian Lance Taylor <iant@google.com>
10235 * object.h (Merged_symbol_value::value): Do our best to handle a
10239 * script.cc (Version_script_info::get_versions): Don't add empty
10240 version tag to return value.
10241 (Version_script_info::get_symbol_version_helper): Change return
10242 type to bool. Add pversion parameter. Change all callers.
10243 (script_register_vers_node): Don't require a non-NULL tag.
10244 * script.h (class Version_script_info): Update declarations.
10245 (Version_script_info::get_symbol_version): Change return type to
10246 bool. Add version parameter. Change all callers.
10247 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10248 handling. Handle an empty version from a version script.
10249 (Symbol_table::define_special_symbol): Likewise.
10250 * testsuite/ver_test_10.script: New file.
10251 * testsuite/ver_test_10.sh: New file.
10252 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10253 (check_DATA): Add ver_test_10.syms.
10254 (ver_test_10.syms, ver_test_10.so): New target.
10255 * testsuite/Makefile.in: Rebuild.
10257 2008-07-23 Simon Baldwin <simonb@google.com>
10259 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10260 to zero for undefined symbols from dynamic libraries.
10262 2008-07-23 Ian Lance Taylor <iant@google.com>
10264 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10265 Change all callers.
10266 * symtab.h (class Symbol_table): Update declaration.
10267 * testsuite/ver_test_9.cc: New file.
10268 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10269 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10270 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10271 (ver_test_9.so, ver_test_9.o): New targets.
10272 * testsuite/Makefile.in: Rebuild.
10274 2008-07-22 Ian Lance Taylor <iant@google.com>
10276 * options.h (class General_options): Define --check-sections.
10277 * layout.cc (Layout::set_segment_offsets): Handle
10280 * options.h (class General_options): Define -n/--nmagic and
10282 * options.cc (General_options::finalize): For -n/--nmagic or
10283 -N/--omagic, set -static.
10284 * layout.cc (Layout::attach_allocated_section_to_segment): If
10285 -N/--omagic, don't put read-only and read-write sections in
10286 different segments.
10287 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10288 finding a read-only segment.
10289 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10290 don't set the minimum segment alignment to the common page size,
10291 and don't set the file offset to the address modulo the page size.
10292 * script-sections.cc (Script_sections::create_segments): If
10293 -n/--omagic, don't put read-only and read-write sections in
10294 different segments.
10296 * cref.cc: New file.
10297 * cref.h: New file.
10298 * options.h (class General_options): Add --print-symbol-counts.
10299 * main.cc (main): Issue defined symbol report if requested.
10300 * archive.cc (Archive::interpret_header): Make into a const member
10302 (Archive::add_symbols): Call Input_objects::archive_start and
10304 (Archive::const_iterator): Define new class.
10305 (Archive::begin, Archive::end): New functions.
10306 (Archive::include_all_members): Rewrite to use iterator.
10307 (Archive::count_members): New function.
10308 * archive.h (class Archive): Update declarations.
10309 (Archive::filename): New function.
10310 * object.cc: Include "cref.h".
10311 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10312 (Sized_relobj::do_get_global_symbol_counts): New function.
10313 (Input_objects::add_object): Add object to cross-referencer.
10314 (Input_objects::archive_start): New function.
10315 (Input_objects::archive_stop): New function.
10316 (Input_objects::print_symbol_counts): New function.
10317 * object.h: Declare Cref and Archive.
10318 (Object::get_global_symbol_counts): New function.
10319 (Object::do_get_global_symbol_counts): New pure virtual function.
10320 (class Sized_relobj): Add defined_count_ field. Update
10322 (class Input_objects): Add cref_ field. Update constructor.
10323 Update declarations.
10324 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10326 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10328 (Sized_dynobj::do_get_global_symbol_counts): New function.
10329 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10330 defined_count_. Update declarations. Define Symbols typedef.
10331 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10332 parameter. Change all callers.
10333 (Symbol_table::add_from_dynobj): Add sympointers and defined
10334 parameters. Change all callers.
10335 * symtab.h (class Symbol_table): Update declarations.
10336 * Makefile.am (CCFILES): Add cref.cc.
10337 (HFILES): Add cref.h.
10338 * Makefile.in: Rebuild.
10340 2008-07-22 Simon Baldwin <simonb@google.com>
10342 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10343 to zero when writing undefined symbols.
10345 2008-07-22 Ian Lance Taylor <iant@google.com>
10347 * output.cc (Output_section::add_input_section): Don't try to
10348 merge empty merge sections.
10350 2008-07-21 Craig Silverstein <csilvers@google.com>
10352 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10353 Include symbol version in error message.
10355 2008-07-20 Chris Demetriou <cgd@google.com>
10357 * configure.ac (gold_cv_c_random_seed): New configured variable.
10358 (RANDOM_SEED_CFLAGS): New substituted variable.
10359 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10360 * configure: Rebuild.
10361 * Makefile.in: Likewise.
10362 * testsuite/Makefile.in: Likewise.
10364 2008-07-18 Ian Lance Taylor <iant@google.com>
10366 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10367 where we see NAME/NULL and NAME/VERSION as separate symbols.
10368 * testsuite/ver_test_main.cc (main): Call t4.
10369 (t4, t4_2a): Define.
10370 * testsuite/ver_test_2.cc (t4_2): Define.
10371 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10372 * testsuite/ver_test_4.cc (t4_2a): Define.
10373 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10374 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10376 2008-07-17 Ian Lance Taylor <iant@google.com>
10378 * dynobj.cc (Versions::add_def): If we give an error about a
10379 missing version, go ahead and create the version anyhow.
10381 2008-07-10 Ian Lance Taylor <iant@google.com>
10383 Handle output sections with more than 0x7fffffff bytes.
10384 * object.h (class Relobj): Change map_to_output_ to
10385 output_sections_, and just keep a section pointer. Change all
10386 uses. Move comdat group support to Sized_relobj.
10387 (Relobj::is_section_specially_mapped): Remove.
10388 (Relobj::output_section): Remove poff parameter. Change all
10390 (Relobj::output_section_offset): New function.
10391 (Relobj::set_section_offset): Rewrite.
10392 (Relobj::map_to_output): Remove.
10393 (Relobj::output_sections): New function.
10394 (Relobj::do_output_section_offset): New pure virtual function.
10395 (Relobj::do_set_section_offset): Likewise.
10396 (class Sized_relobj): Add section_offsets_ field. Add comdat
10397 group support from Relobj. Update declarations.
10398 (Sized_relobj::get_output_section_offset): New function.
10399 (Sized_relobj::do_output_section_offset): New function.
10400 (Sized_relobj::do_set_section_offset): New function.
10401 * object.cc (Relobj::output_section_address): Remove.
10402 (Sized_relobj::Sized_relobj): Initialize new fields.
10403 (Sized_relobj::include_section_group): Cast find_kept_object to
10405 (Sized_relobj::include_linkonce_section): Likewise.
10406 (Sized_relobj::do_layout): Use separate arrays for output section
10408 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10410 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10411 output_sections and section_offsets.
10412 (Sized_relobj::write_local_symbols): Likewise.
10413 (map_to_kept_section): Compute output address directly.
10414 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10415 output_sections and section_offsets.
10416 (Sized_relobj::write_sections): Likewise.
10417 (Sized_relobj::relocate_sections): Likewise.
10418 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10419 * output.h (class Output_reloc): Update declarations. Change
10420 u2_.relobj to Sized_relobj*.
10421 (class Output_data_reloc): Change add functions to use
10423 * output.cc (Output_reloc::Output_reloc): Change relobj to
10425 (Output_reloc::local_section_offset): Change return type to
10426 Elf_Addr. Use get_output_section_offset.
10427 (Output_reloc::get_address): Likewise.
10428 (Output_section::is_input_address_mapped): Don't call
10429 is_section_specially_mapped.
10430 (Output_section::output_offset): Likewise.
10431 (Output_section::output_address): Likewise.
10432 (Output_section::starting_output_address): Likewise.
10433 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10434 parameter to Sized_relobj*.
10435 (Copy_relocs::need_copy_reloc): Likewise.
10436 (Copy_relocs::save): Likewise.
10437 * copy-relocs.h (class Copy_relocs): Update declarations.
10438 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10439 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10440 * target-reloc.h (relocate_for_relocatable): Change
10441 offset_in_output_section type to Elf_Addr. Change code that uses
10443 * layout.cc (Layout::layout): Always set *off.
10444 * mapfile.cc (Mapfile::print_input_section): Use
10445 output_section_offset.
10446 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10448 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10449 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10450 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10452 2008-07-03 Ian Lance Taylor <iant@google.com>
10454 * layout.cc (Layout::include_section): Do not discard unrecognized
10455 SHT_STRTAB sections.
10457 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10459 * script.cc (Lex::can_continue_name): Make '?' allowable in
10460 version-script names.
10461 * testsuite/version_script.map: Change glob pattern to use '?'
10463 2008-06-30 Manish Singh <yosh@gimp.org>
10466 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10469 2008-06-30 Ian Lance Taylor <iant@google.com>
10473 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10474 versions]: Don't try to read the value in the contents, since we
10475 don't use it. Use the template endianness when writing.
10477 2008-06-25 Cary Coutant <ccoutant@google.com>
10479 * fileread.cc (File_read::make_view): Assert on zero-length view.
10480 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10481 symbol table when there are no symbols to read.
10483 2008-06-23 Craig Silverstein <csilvers@google.com>
10485 * version.cc (version_string): Bump to 1.7
10487 2008-06-18 Craig Silverstein <csilvers@google.com>
10489 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10490 constant 0xFFFF to type Valtype.
10491 (Powerpc_relocate_functions::rel16_ha): Likewise.
10493 2008-06-17 Ian Lance Taylor <iant@google.com>
10495 * output.h (Output_section::Input_section): Initialize p2align_ to
10496 zero for Output_section_data constructors.
10497 (Output_section::Input_section::addralign): If not an input
10498 section, return the alignment of the Output_section_data.
10499 * testsuite/copy_test.cc: New file.
10500 * testsuite/copy_test_1.cc: New file.
10501 * testsuite/copy_test_2.cc: New file.
10502 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10503 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10504 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10505 (copy_test_1_pic.o, copy_test_1.so): New targets.
10506 (copy_test_2_pic.o, copy_test_2.so): New targets.
10507 * testsuite/Makefile.in: Rebuild.
10509 * script-sections.cc (Script_sections::place_orphan): Initialize
10510 local variable exact.
10512 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10514 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10516 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10517 David S. Miller <davem@davemloft.net>
10519 * powerpc.cc: New file.
10520 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10521 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10522 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10523 * Makefile.in: Rebuild.
10525 2008-06-09 Ian Lance Taylor <iant@google.com>
10527 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10529 (throwing, orig_terminate): New static variables.
10530 (terminate_handler): New static function.
10531 (t2): Set terminate handler.
10533 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10536 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10539 2008-05-30 Cary Coutant <ccoutant@google.com>
10541 * archive.cc (Archive::include_all_members) Correct to step
10542 over symbol table and extended name table in thin archives.
10544 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10547 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10550 2008-05-28 Caleb Howe <cshowe@google.com>
10552 * reduced_debug_output.cc: New file.
10553 * reduced_debug_output.h: New file.
10554 * options.h (class General_options): Add --strip-debug-non-line.
10555 * options.cc (General_options::finalize): Add strip_debug_non_line
10556 to the strip heirarchy.
10557 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10559 * layout.cc: Include "reduced_debug_output.h".
10560 (Layout::Layout): Initialize new fields.
10561 (line_only_debug_sections): New static array.
10562 (is_lines_only_debug_sections): New static inline function.
10563 (Layout::include_section): Handle --strip-debug-non-line.
10564 (Layout::make_output_section): If --strip-debug-non-line, build
10565 new output sections for .debug_abbrev and .debug_info.
10566 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10567 gold. Warn about possible overflow.
10568 (read_signed_LEB_128): Likewise.
10569 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10570 (read_signed_LEB_128): Declare.
10571 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10572 (HFILES): Add reduced_debug_output.h.
10573 * Makefile.in: Rebuild.
10575 2008-05-21 Ian Lance Taylor <iant@google.com>
10577 * mapfile.cc: New file.
10578 * mapfile.h: New file.
10579 * options.h (class General_options): Add -M/--print-map and -Map.
10580 * options.cc (General_options::finalize): Make -M equivalent to
10582 * main.cc: Include <cstdio> and "mapfile.h".
10583 (main): Open mapfile if requested.
10584 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10585 constructor. Change caller.
10586 (queue_initial_tasks): Add mapfile parameter. Change caller.
10587 (queue_middle_tasks): Likewise.
10588 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10590 * archive.cc: Include "mapfile.h".
10591 (Archive::add_symbols): Add mapfile parameter. Change all
10592 callers. Pass mapfile, symbol, and reason to include_member.
10593 (Archive::include_all_members): Add mapfile parameter. Change all
10595 (Archive::include_member): Add mapfile, sym, and why parameters.
10596 Change all callers. Report inclusion to map file.
10597 * archive.h: Include "fileread.h".
10598 (class Archive): Update declarations.
10599 (Archive::file): New const method.
10600 (class Add_archive_symbols): Add mapfile_ field. Update
10601 constructor. Change all callers.
10602 * readsyms.h (class Read_symbols): Likewise.
10603 (class Finish_group): Likewise.
10604 (class Read_script): Likewise.
10605 * common.cc: Include "mapfile.h".
10606 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10608 (Symbol_table::do_allocate_commons): Likewise.
10609 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10610 symbol allocation to mapfile.
10611 * common.h (class Allocate_commons_task): Add mapfile_ field.
10612 Update constructor. Change all callers.
10613 * symtab.h (class Symbol_table): Update declarations.
10614 * layout.cc: Include "mapfile.h".
10615 (Layout_task_runner::run): Print information to mapfile.
10616 (Layout::create_gold_note): Change Output_data_fixed_space to
10617 Output_data_zero_fill.
10618 (Layout::create_build_id): Likewise.
10619 (Layout::print_to_mapfile): New function.
10620 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10621 constructor. Change caller.
10622 (class Layout): Declare print_to_mapfile.
10623 * output.cc (Output_section::Input_section::print_to_mapfile): New
10625 (Output_section::add_input_section): If producing a map, always
10626 add to input_sections_ list.
10627 (Output_section::do_print_to_mapfile): New function.
10628 (Output_segment::print_sections_to_mapfile): New function.
10629 (Output_segment::print_section_list_to_mapfile): New function.
10630 * output.h: Include "mapfile.h".
10631 (Output_data::print_to_mapfile): New function.
10632 (Output_data::do_print_to_mapfile): New virtual function.
10633 (Output_segment_headers::do_print_to_mapfile): New function.
10634 (Output_file_header::do_print_to_mapfile): New function.
10635 (Output_data_const::do_print_to_mapfile): New function.
10636 (class Output_data_const_buffer): Add map_name_ field. Update
10637 constructor. Change all callers. Add do_print_to_mapfile
10639 (class Output_data_fixed_space): Likewise.
10640 (class Output_data_space): Likewise.
10641 (class Output_data_zero_fill): New class.
10642 (Output_data_strtab::do_print_to_mapfile): New function.
10643 (Output_data_reloc_base::do_print_to_mapfile): New function.
10644 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10645 (Output_data_group::do_print_to_mapfile): New function.
10646 (Output_data_got::do_print_to_mapfile): New function.
10647 (Output_data_dynamic::do_print_to_mapfile): New function.
10648 (Output_symtab_xindex::do_print_to_mapfile): New function.
10649 (class Output_section): Declare do_print_to_mapflie. Declare
10650 print_to_mapfile in Input_section.
10651 (class Output_segment): Declare new functions.
10652 * object.h (Sized_relobj::symbol_count): New function.
10653 * script-sections.cc
10654 (Output_section_element_dot_assignment::set_section_addresses):
10655 Change Output_data_fixed_space to Output_data_zero_fill.
10656 (Output_data_expression::do_print_to_mapfile): New function.
10657 * script.cc (read_input_script): Add mapfile parameter. Change
10659 * script.h (read_input_script): Update declaration.
10660 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10661 (Eh_frame::do_print_to_mapfile): New function.
10662 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10663 (Output_merge_string::do_print_to_mapfile): New function.
10664 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10666 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10668 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10670 * Makefile.am (CCFILES): Add mapfile.cc.
10671 (HFILES): Add mapfile.h.
10672 * Makefile.in: Rebuild.
10674 2008-05-19 Ian Lance Taylor <iant@google.com>
10676 * options.h (class General_options): Add -z relro.
10677 * layout.cc (Layout::Layout): Initialize relro_segment_.
10678 (Layout::add_output_section_data): Return the output section.
10679 (Layout::make_output_section): Rcognize relro sections and mark
10680 them appropriately.
10681 (Layout::attach_allocated_section_to_segment): Put relro sections
10682 in a PT_GNU_RELRO segment.
10683 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10685 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10687 (Layout::linkonce_mapping): Map d.rel.ro.local to
10688 .data.rel.ro.local.
10689 (Layout::output_section_name): Us .data.rel.ro.local for any
10690 section which begins with that.
10691 * layout.h (class Layout): Update add_output_section_data
10692 declaration. Add relro_segment_ field.
10693 * output.cc (Output_section::Output_section): Initialize is_relro_
10694 and is_relro_local_ fields.
10695 (Output_segment::add_output_section): Group relro sections.
10696 (Output_segment::is_first_section_relro): New function.
10697 (Output_segment::maximum_alignment): If there is a relro section,
10698 align the segment to the common page size.
10699 (Output_segment::set_section_addresses): Track whether we are
10700 looking at relro sections. If the last section is a relro
10701 section, align to the common page size.
10702 (Output_segment::set_section_list_addresses): Add in_relro
10703 parameter. Change all callers. Align to the page size when
10704 moving from relro to non-relro section.
10705 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10707 * output.h (class Output_section): Add is_relro_ and
10708 is_relro_local_ fields.
10709 (Output_section::is_relro): New function.
10710 (Output_section::set_is_relro): New function.
10711 (Output_section::is_relro_local): New function.
10712 (Output_section::set_is_relro_local): New function.
10713 (class Output_segment): Update declarations.
10714 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10715 * sparc.cc (Target_sparc::got_section): Likewise.
10716 * x86_64.cc (Target_x86_64::got_section): Likewise.
10717 * testsuite/relro_test_main.cc: New file.
10718 * testsuite/relro_test.cc: New file.
10719 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10720 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10721 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10722 (relro_test.so, relro_test_pic.o): New targets.
10723 * testsuite/Makefile.in: Rebuild.
10725 2008-05-16 Ian Lance Taylor <iant@google.com>
10727 * output.cc (Output_segment::add_output_section): Remove front
10729 * output.h (class Output_segment): Remove
10730 add_initial_output_section and overloaded add_output_section.
10731 Update declaration of remaining add_output_section.
10732 * layout.cc (Layout::create_interp): Call add_output_section
10733 rather than add_initial_output_section.
10734 (Layout::finish_dynamic_section): Likewise.
10736 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10737 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10738 know the dynamic type.
10739 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10740 field. Initialize it in constructor.
10741 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10742 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10743 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10746 * output.cc (Output_reloc::get_address): Change return type to
10748 * output.h (class Output_reloc): Update get_address declaration.
10749 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10750 for section addresses.
10752 2008-05-09 Ian Lance Taylor <iant@google.com>
10755 * gold.cc (gold_nomem): Use return value of write.
10757 2008-05-08 Ian Lance Taylor <iant@google.com>
10759 * symtab.c (Symbol::init_base_output_data): Add version
10760 parameter. Change all callers.
10761 (Symbol::init_base_output_segment): Likewise.
10762 (Symbol::init_base_constant): Likewise.
10763 (Symbol::init_base_undefined): Likewise.
10764 (Sized_symbol::init_output_data): Likewise.
10765 (Sized_symbol::init_output_segment): Likewise.
10766 (Sized_symbol::init_constant): Likewise.
10767 (Sized_symbol::init_undefined): Likewise.
10768 (Symbol_table::do_define_in_output_data): If the new symbol has a
10769 version, mark it as the default.
10770 (Symbol_table::do_define_in_output_segment): Likewise.
10771 (Symbol_table::do_define_as_constant): Likewise.
10772 * symtab.h (class Symbol): Update declarations.
10773 (class Sized_symbol): Likewise.
10774 * resolve.cc (Symbol::override_version): New function.
10775 (Symbol::override_base): Call override_version.
10776 (Symbol::override_base_with_special): Likewise.
10777 * testsuite/ver_script_8.script: New file.
10778 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10779 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10780 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10781 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10783 2008-05-06 Ian Lance Taylor <iant@google.com>
10786 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10788 (class General_options): Remove existing --undefined, and add
10789 --no-undefined instead. Add new --undefined as synonym for -u.
10790 * archive.cc (Archive::add_symbols): Check whether symbol was
10792 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10793 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10794 all uses. Add IS_UNDEFINED. Update declarations to split
10795 different versions of init_base. Declare init_base_undefined.
10796 (Symbol::is_defined): Handle IS_UNDEFINED.
10797 (Symbol::is_undefined): Likewise.
10798 (Symbol::is_weak_undefined): Call is_undefined.
10799 (Symbol::is_absolute): Handle IS_CONSTANT.
10800 (class Sized_symbol): Update declarations to split different
10801 versions of init. Declare init_undefined.
10802 (class Symbol_table): Declare new functions.
10803 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10804 Change all callers.
10805 (Symbol::init_base_output_data): Likewise.
10806 (Symbol::init_base_output_segment): Likewise.
10807 (Symbol::init_base_constant): Likewise.
10808 (Symbol::init_base_undefined): New function.
10809 (Sized_symbol::init_object): Rename from init. Change all
10811 (Sized_symbol::init_output_data): Likewise.
10812 (Sized_symbol::init_output_segment): Likewise.
10813 (Sized_symbol::init_constant): Likewise.
10814 (Sized_symbol::init_undefined): New function.
10815 (Symbol_table::add_undefined_symbols_from_command_line): New
10817 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10819 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10820 (Symbol::output_section): Likewise.
10821 (Symbol::set_output_section): Likewise.
10822 (Symbol_table::sized_finalize_symbol): Likewise.
10823 (Symbol_table::sized_write_globals): Likewise.
10824 * resolve.cc (Symbol_table::should_override): Likewise.
10825 (Symbol::override_base_with_special): Likewise.
10827 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10828 symbol, change it to have default visibility.
10829 * testsuite/protected_1.cc: New file.
10830 * testsuite/protected_2.cc: New file.
10831 * testsuite/protected_3.cc: New file.
10832 * testsuite/protected_main_1.cc: New file.
10833 * testsuite/protected_main_2.cc: New file.
10834 * testsuite/protected_main_3.cc: New file.
10835 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10836 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10837 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10838 (protected_1.so): New target.
10839 (protected_1_pic.o, protected_2_pic.o): New targets.
10840 (protected_3_pic.o): New target.
10841 (check_PROGRAMS): Add protected_2.
10842 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10843 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10844 * testsuite/Makefile.in: Rebuild.
10846 * options.h (DEFINE_var): Add set_user_set_##varname__.
10847 (DEFINE_bool_alias): New macro.
10848 (class General_options): Define -Bstatic using DEFINE_bool_alias
10849 rather than DEFINE_special. Add --undefined as an alias for -z
10851 * options.cc (General_options::parse_Bstatic): Remove.
10853 * options.h (class General_options): Add --fatal-warnings.
10854 * main.cc (main): Implement --fatal-warnings.
10855 * errors.h (Errors::warning_count): New function.
10857 * options.h (class General_options): Add -Bsymbolic-functions.
10858 * symtab.h (Symbol::is_preemptible): Check for
10859 -Bsymbolic-functions.
10861 2008-05-05 Ian Lance Taylor <iant@google.com>
10863 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10864 as noVARNAME rather than no-VARNAME.
10865 (class General_options): Add option -z combreloc.
10866 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10868 (Output_reloc::sort_before) [SHT_REL]: New function.
10869 (Output_reloc::sort_before) [SHT_RELA]: New function.
10870 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10871 Sort_relocs_comparison.
10872 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10873 parameter. Change all callers.
10874 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10875 sort_relocs parameter. Change all callers.
10876 * output.cc (Output_reloc::get_address): New function, broken out
10878 (Output_reloc::write_rel): Call it.
10879 (Output_reloc::compare): New function.
10880 (Output_data_reloc_base::do_write): Optionally sort relocs.
10882 * configure.ac: If targ_extra_obj is set, link it in.
10883 * configure.tgt: Initialize all variables.
10884 (x86_64*): Set targ_extra_obj and targ_extra_size.
10885 * configure: Rebuild.
10887 * object.cc (Sized_relobj::include_section_group): Adjust section
10888 indexes read from group data. Build vector to pass to
10890 * layout.cc (Layout::layout_group): Add flags and shndxes
10891 parameters. Remove contents parameter. Change caller. Update
10892 explicit instantiations.
10893 * layout.h (class Layout): Update layout_group declaration.
10894 * output.cc (Output_data_group::Output_data_group): Add flags and
10895 input_shndxes parameters. Remove contents parameter. Change
10897 (Output_data_group::do_write): Change input_sections_ to
10899 * output.h (class Output_data_group): Update constructor
10900 declaration. Rename input_sections_ to input_shndxes_.
10901 * testsuite/many_sections_test.cc: Add template.
10903 2008-04-30 Cary Coutant <ccoutant@google.com>
10905 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10907 * layout.cc (Layout::include_section): Refactored check for debug
10909 (Layout::add_comdat): Add new parameters. Change type
10910 of signature parameter. Add object and shndx to signatures table.
10911 (Layout::find_kept_object): New function.
10912 * layout.h: Include <cstring>.
10913 (Layout::is_debug_info_section): New function.
10914 (Layout::add_comdat): Add new parameters.
10915 (Layout::find_kept_object): New function.
10916 (Layout::Kept_section): New struct.
10917 (Layout::Signatures): Change type of map range.
10918 * object.cc (Relobj::output_section_address): New function.
10919 (Sized_relobj::include_section_group): Add new parameters. Change
10920 calls to Layout::add_comdat. Change to build table of kept comdat
10921 groups and table mapping discarded sections to kept sections.
10922 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10923 (Sized_relobj::do_layout): Change calls to include_section_group and
10924 include_linkonce_section.
10925 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10926 value to zero when section is discarded.
10927 (Sized_relobj::map_to_kept_section): New function.
10928 * object.h (Relobj::output_section_address): New function.
10929 (Relobj::Comdat_group): New type.
10930 (Relobj::find_comdat_group): New function.
10931 (Relobj::Comdat_group_table): New type.
10932 (Relobj::Kept_comdat_section): New type.
10933 (Relobj::Kept_comdat_section_table): New type.
10934 (Relobj::add_comdat_group): New function.
10935 (Relobj::set_kept_comdat_section): New function.
10936 (Relobj::get_kept_comdat_section): New function.
10937 (Relobj::comdat_groups_): New field.
10938 (Relobj::kept_comdat_sections_): New field.
10939 (Symbol_value::input_value): Update comment.
10940 (Sized_relobj::map_to_kept_section) New function.
10941 (Sized_relobj::include_linkonce_section): Add new parameter.
10942 * target-reloc.h (Comdat_behavior): New type.
10943 (get_comdat_behavior): New function.
10944 (relocate_section): Add code to map a discarded section to the
10945 corresponding kept section when applying a relocation.
10947 2008-04-30 Craig Silverstein <csilvers@google.com>
10949 * dwarf_reader.cc (next_generation_count): New static var.
10950 (Addr2line_cache_entry): New struct.
10951 (addr2line_cache): New static var.
10952 (Dwarf_line_info::one_addr2line): Added caching.
10953 (Dwarf_line_info::clear_addr2line_cache): New function.
10954 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10955 cache-size parameter.
10956 (Dwarf_line_info::one_addr2line_cache): New function.
10957 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10958 new cache-size argument to one_addr2line(), and clear cache.
10960 2008-04-28 Cary Coutant <ccoutant@google.com>
10962 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10963 R_386_PC8 relocations.
10965 2008-04-23 Ian Lance Taylor <iant@google.com>
10967 * object.cc (Sized_relobj::include_section_group): Check for
10968 invalid section group.
10970 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10973 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10974 than read for file header.
10975 * archive.cc (Archive::include_member): Likewise.
10977 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10979 * aclocal.m4: Regenerate.
10980 * configure: Regenerate.
10982 2008-04-19 Ian Lance Taylor <iant@google.com>
10984 * version.cc (version_string): Bump to 1.6.
10986 * testsuite/Makefile.am (many_sections_r_test): New target.
10987 (many_sections_r_test_SOURCES): Remove.
10988 (many_sections_r_test_DEPENDENCIES): Remove.
10989 (many_sections_r_test_LDFLAGS): Remove.
10990 (many_sections_r_test_LDADD): Remove.
10992 * object.cc (Sized_relobj::do_add_symbols): Always pass
10993 local_symbol_count_ to add_from_relobj.
10995 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10996 every thousand variables.
10997 * testsuite/Makefile.in: Rebuild.
10999 * object.cc (Xindex::initialize_symtab_xindex): New function.
11000 (Xindex::read_symtab_xindex): New function.
11001 (Xindex::sym_xindex_to_shndx): New function.
11002 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11004 (Sized_relobj::do_initialize_xindex): New function.
11005 (Sized_relobj::do_read_symbols): Adjust section links.
11006 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11007 parameter. Change all callers.
11008 (Sized_relobj::include_section_group): Adjust section links and
11009 symbol section indexes.
11010 (Sized_relobj::do_layout): Adjust section links.
11011 (Sized_relobj::do_count_local_symbols): Adjust section links and
11012 symbol section indexes.
11013 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11014 ordinary and special symbols.
11015 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11016 dynsym_xindex parameters. Change all callers. Adjust section
11017 links. Use SHN_XINDEX when needed.
11018 (Sized_relobj::get_symbol_location_info): Adjust section links.
11019 Don't get fooled by special symbols.
11020 * object.h (class Xindex): Define.
11021 (class Object): Add xindex_ parameter. Declare virtual functoin
11022 do_initialize_xindex.
11023 (Object::adjust_sym_shndx): New function.
11024 (Object::set_xindex): New protected function.
11025 (class Symbol_value): Add is_ordinary_shndx_ field.
11026 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11027 (Symbol_value::value): Assert ordinary section.
11028 (Symbol_value::initialize_input_to_output_map): Likewise.
11029 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11030 Change all callers.
11031 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11033 (class Sized_relobj): Update declarations.
11034 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11035 parameter. Change all callers.
11036 (Sized_relobj::adjust_shndx): New function.
11037 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11039 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11040 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11041 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11042 (Sized_dynobj::read_dynsym_section): Adjust section links.
11043 (Sized_dynobj::read_dynamic): Likewise.
11044 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11046 (Sized_dynobj::do_initialize_xindex): New function.
11047 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11048 do_initialize_xindex.
11049 (Sized_dynobj::adjust_shndx): New function.
11050 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11051 dynsym_xindex_ fields.
11052 (Layout::finalize): Add a call to set_section_indexes before
11053 creating the symtab sections.
11054 (Layout::set_section_indexes): Don't do anything if the section
11055 already has a section index.
11056 (Layout::create_symtab_sections): Add shnum parameter. Change
11057 caller. Create .symtab_shndx section if needed.
11058 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11060 (Layout::allocated_output_section_count): New function.
11061 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11063 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11064 fields. Update declarations.
11065 (Layout::symtab_xindex): New function.
11066 (Layout::dynsym_xindex): New function.
11067 (class Write_symbols_task): Add layout_ field.
11068 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11070 * output.cc (Output_section_headers::Output_section_headers): Add
11071 shstrtab_section parameter. Change all callers.
11072 (Output_section_headers::do_sized_write): Store overflow values
11073 for section count and section string table section index in
11074 section header zero.
11075 (Output_file_header::do_sized_write): Check for overflow of
11076 section count and section string table section index.
11077 (Output_symtab_xindex::do_write): New function.
11078 (Output_symtab_xindex::endian_do_write): New function.
11079 * output.h (class Output_section_headers): Add shstrtab_section_.
11080 Update declarations.
11081 (class Output_symtab_xindex): Define.
11082 (Output_section::has_out_shndx): New function.
11083 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11085 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11086 Change all callers.
11087 (Sized_symbol::init): Likewise.
11088 (Symbol::output_section): Check for ordinary symbol.
11089 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11090 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11092 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11093 Change all callers. Simplify handling of symbols from sections
11094 not included in the link.
11095 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11097 (Weak_alias_sorter::operator()): Assert that symbols are
11099 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11101 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11102 parameters. Change all callers.
11103 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11104 symbol distinction. Use SHN_XINDEX when needed.
11105 (Symbol_table::write_section_symbol): Add symtab_xindex
11106 parameter. Change all callers.
11107 (Symbol_table::sized_write_section_symbol): Likewise. Use
11108 SHN_XINDEX when needed.
11109 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11111 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11112 (Symbol::is_defined): Check is_ordinary.
11113 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11114 (Symbol::is_absolute, Symbol::is_common): Likewise.
11115 (class Sized_symbol): Update declarations.
11116 (class Symbol_table): Update declarations.
11117 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11118 parameters. Change all callers.
11119 (Sized_symbol::override): Likewise.
11120 (Symbol_table::override): Likewise.
11121 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11122 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11123 is_ordinary, and orig_st_shndx parameters. Change all callers.
11124 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11125 to be in an ordinary section.
11126 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11127 object and is_ordinary parameters. Change all callers.
11128 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11129 Change all callers. Don't add undefined or non-ordinary symbols
11131 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11132 Change all callers.
11133 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11135 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11136 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11137 (Sized_relobj::relocate_sections): Likewise.
11138 * target-reloc.h (scan_relocs): Adjust section symbol index.
11139 (scan_relocatable_relocs): Likewise.
11140 * i386.cc (Scan::local): Check for ordinary symbols.
11141 * sparc.cc (Scan::local): Likewise.
11142 * x86_64.cc (Scan::local): Likewise.
11143 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11144 to symbol_section_and_value.
11145 * testsuite/many_sections_test.cc: New file.
11146 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11147 (check_PROGRAMS): Add many_sections_test.
11148 (many_sections_test_SOURCES): Define.
11149 (many_sections_test_DEPENDENCIES): Define.
11150 (many_sections_test_LDFLAGS): Define.
11151 (BUILT_SOURCES): Add many_sections_define.h.
11152 (many_sections_define.h): New target.
11153 (BUILT_SOURCES): Add many_sections_check.h.
11154 (many_sections_check.h): New target.
11155 (check_PROGRAMS): Add many_sections_r_test.
11156 (many_sections_r_test_SOURCES): Define.
11157 (many_sections_r_test_DEPENDENCIES): Define.
11158 (many_sections_r_test_LDFLAGS): Define.
11159 (many_sections_r_test_LDADD): Define.
11160 (many_sections_r_test.o): New target.
11161 * testsuite/Makefile.in: Rebuild.
11163 2008-04-17 Cary Coutant <ccoutant@google.com>
11165 * errors.cc (Errors::info): New function.
11166 (gold_info): New function.
11167 * errors.h (Errors::info): New function.
11168 * gold.h (gold_info): New function.
11169 * object.cc (Input_objects::add_object): Print trace output.
11170 * options.cc (options::parse_set): New function.
11171 (General_options::parse_wrap): Deleted.
11172 (General_options::General_options): Deleted initializer.
11173 * options.h (options::String_set): New typedef.
11174 (options::parse_set): New function.
11175 (DEFINE_set): New macro.
11176 (General_options::wrap): Changed to use DEFINE_set. Changed
11177 callers of any_wrap_symbols and is_wrap_symbol.
11178 (General_options::trace, General_options::trace_symbol):
11180 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11181 (General_options::wrap_symbols_): Deleted.
11182 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11184 2008-04-17 David S. Miller <davem@davemloft.net>
11186 * options.cc (General_options::parse_V): New function.
11187 * options.h: Add entries for -V and -Qy.
11189 2008-04-17 Ian Lance Taylor <iant@google.com>
11191 * common.cc (Symbol_table::allocate_commons): Remove options
11192 parameter. Change caller.
11193 (Symbol_table::do_allocate_commons): Remove options parameter.
11194 Change caller. Just call do_allocate_commons_list twice.
11195 (Symbol_table::do_allocate_commons_list): New function, broken out
11196 of do_allocate_commons.
11197 * common.h (class Allocate_commons_task): Remove options_ field.
11198 Update constructor.
11199 * symtab.cc (Symbol_table::Symbol_table): Initialize
11201 (Symbol_table::add_from_object): Put TLS common symbols on
11203 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11204 which are IN_OUTPUT_DATA.
11205 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11206 allocate_commons and do_allocate_commons declarations. Declare
11207 do_allocate_commons_list.
11208 * gold.cc (queue_middle_tasks): Update creation of
11209 Allocate_commons_task to not pass options.
11210 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11211 (TLS_TEST_C_FLAGS): New variable.
11212 (tls_test_c_pic.o): New target.
11213 (tls_test_shared.so): Link in tls_test_c_pic.o.
11214 (tls_test_c_pic_ie.o): New target.
11215 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11216 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11217 (tls_test_c.o): New target.
11218 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11219 (tls_pic_test_LDADD): Likewise.
11220 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11221 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11222 (tls_test_c_gnu2.o): New target.
11223 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11225 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11226 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11227 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11228 * testsuite/tls_test.cc: Include "config.h".
11229 (t_last): Call t11_last.
11230 * testsuite/tls_test.h (t11, t11_last): Declare.
11231 * testsuite/tls_test_c.c: New file.
11232 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11233 * configure.ac: Check for OpenMP support.
11234 * configure, config.in, Makefile.in: Rebuild.
11235 * testsuite/Makefile.in: Rebuild.
11237 2008-04-16 Cary Coutant <ccoutant@google.com>
11239 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11240 (Target_i386::tls_base_symbol_defined_): New field.
11241 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11242 (Target_i386::Scan::global): Likewise.
11243 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11244 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11245 (Target_x86_64::tls_base_symbol_defined_): New field.
11246 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11247 (Target_x86_64::Scan::global): Likewise.
11249 2008-04-16 Cary Coutant <ccoutant@google.com>
11251 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11252 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11253 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11254 building shared libraries.
11255 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11256 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11257 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11258 * testsuite/Makefile.in: Rebuild.
11259 * testsuite/weak_undef.h: New file.
11260 * testsuite/weak_undef_file1.cc: Add extra test cases.
11261 * testsuite/weak_undef_file2.cc: Likewise.
11262 * testsuite/weak_undef_test.cc: Likewise.
11264 2008-04-16 David S. Miller <davem@davemloft.net>
11266 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11267 Add issued_non_pic_error_ field. Declare check_non_pic.
11268 (Target_sparc::Scan::check_non_pic): New function.
11269 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11270 (Target_sparc::Scan::global): Likewise.
11272 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11273 * configure: Rebuild.
11275 * options.h (DEFINE_enable): New macro.
11276 (new_dtags): New enable option.
11277 (initfirst, interpose, loadfltr, nodefaultlib,
11278 nodelete, nodlopen, nodump): New -z options.
11279 * layout.cc (Layout:finish_dynamic_section): If new
11280 dtags enabled, emit DT_RUNPATH. Also, emit a
11281 DT_FLAGS_1 containing any specified -z flags.
11283 2008-04-16 Ian Lance Taylor <iant@google.com>
11285 * copy-relocs.cc: New file.
11286 * copy-relocs.h: New file.
11287 * reloc.cc: Remove Copy_relocs code.
11288 * reloc.h: Likewise.
11289 * reloc-types.h (struct Reloc_types) [both versions]: Add
11290 get_reloc_addend_noerror.
11291 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11292 variants of add_global which take an addend which must be zero.
11293 * i386.cc: Include "copy-relocs.h".
11294 (class Target_i386): Change type of copy_relocs_ to variable,
11295 update initializer.
11296 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11297 Change all callers.
11298 (Target_i386::do_finalize_sections): Change handling of
11300 * sparc.cc: Include "copy-relocs.h".
11301 (class Target_sparc): Change type of copy_relocs_ to variable,
11302 update initializer.
11303 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11304 Change all callers.
11305 (Target_sparc::do_finalize_sections): Change handling of
11307 * x86_64.cc: Include "copy-relocs.h".
11308 (class Target_x86_64): Change type of copy_relocs_ to variable,
11309 update initializer.
11310 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11311 class. Change all callers.
11312 (Target_x86_64::do_finalize_sections): Change handling of
11314 * Makefile.am (CCFILES): Add copy-relocs.cc.
11315 (HFILES): Add copy-relocs.h.
11317 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11319 * testsuite/script_test_4.sh: Permit leading zeroes.
11321 2008-04-15 Ian Lance Taylor <iant@google.com>
11323 * script-sections.cc (Script_sections::create_segments): Use
11324 header_size_adjustment even when there is enough room for the
11326 * testsuite/script_test_4.sh: New file.
11327 * testsuite/script_test_4.t: New file.
11328 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11329 (check_DATA): Add script_test_4.stdout.
11330 (MOSTLYCLEANFILES): Likewise.
11331 (script_test_4): New target.
11332 (script_test_4.stdout): New target.
11333 * testsuite/Makefile.in: Rebuild.
11335 * sparc.cc: Add definitions for Output_data_plt_sparc class
11338 2008-04-14 David S. Miller <davem@davemloft.net>
11340 * sparc.cc: New file.
11341 * Makefile.am (TARGETSOURCES): Add sparc.cc
11342 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11343 * configure.tgt: Document targ_extra_size and
11344 targ_extra_big_endian. Add entries for sparc-* and
11346 * configure.ac: Handle targ_extra_size and
11347 targ_extra_big_endian.
11348 * Makefile.in: Rebuild.
11349 * configure: Likewise.
11350 * po/POTFILES.in: Likewise.
11351 * po/gold.pot: Likewise.
11353 2008-04-14 Ian Lance Taylor <iant@google.com>
11355 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11356 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11357 in the name/type/flags to section mapping. Don't call
11358 allocate_output_section.
11359 (Layout::choose_output_section): Change parameter from adjust_name
11360 to is_input_section. Don't permit input sections after sections
11361 are attached to segments. Don't call allocate_output_section.
11362 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11363 not write_enable_output_section.
11364 (Layout::make_output_section): Don't push to
11365 unattached_section_list_ nor call attach_to_segment. Call
11366 attach_section_to_segment if sections are attached.
11367 (Layout::attach_sections_to_segments): New function.
11368 (Layout::attach_section_to_segment): New function.
11369 (Layout::attach_allocated_section_to_segment): Rename from
11370 attach_to_segment. Remove flags parameter.
11371 (Layout::allocate_output_section): Remove function.
11372 (Layout::write_enable_output_section): Remove function.
11373 * layout.h (class Layout): Update for above changes. Add new
11374 field sections_are_attached_.
11375 * output.h (Output_section::update_flags_for_input_section): New
11377 * output.cc (Output_section::add_input_section): Call
11378 update_flags_for_input_section.
11379 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11381 2008-04-11 Cary Coutant <ccoutant@google.com>
11383 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11384 thought unnecessary.
11385 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11387 2008-04-11 Ian Lance Taylor <iant@google.com>
11389 * output.h (class Output_section_data): Remove inline definition
11391 * output.cc (Output_section_data::set_addralign): New function.
11393 2008-04-11 Cary Coutant <ccoutant@google.com>
11395 Add support for TLS descriptors for i386 and x86_64.
11396 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11397 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11398 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11400 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11401 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11402 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11404 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11405 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11406 Fix problem with initial-exec relocations.
11407 (Target_i386::Relocate::relocate_tls): Likewise.
11408 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11410 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11411 support for section-plus-offset dynamic table entries.
11412 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11413 (Output_data_dynamic::Dynamic_entry): Add support for
11414 section-plus-offset dynamic table entries.
11415 (Output_data_dynamic::Classification): Likewise.
11416 (Output_data_dynamic::classification_): Renamed offset_.
11417 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11418 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11419 (Target_x86_64::make_plt_section): New function.
11420 (Target_x86_64::reserve_tlsdesc_entries): New function.
11421 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11422 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11423 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11424 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11425 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11426 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11427 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11428 add extra PLT entry for TLS descriptors.
11429 (Output_data_plt_x86_64::got_): New field.
11430 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11431 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11433 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11435 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11436 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11437 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11438 R_386_TLS_DESC_CALL relocations.
11439 (Target_x86_64::Scan::global): Likewise.
11440 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11441 for TLS descriptors.
11442 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11443 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11444 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11445 GD-to-IE relaxation.
11446 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11447 and TLS_DESCRIPTORS.
11448 * Makefile.in: Rebuild.
11449 * configure: Rebuild.
11450 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11451 (tls_test_shared2.so): New target.
11452 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11453 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11454 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11455 (tls_shared_gd_to_ie_test_LDADD): New variable.
11456 (tls_shared_gnu2_gd_to_ie_test): New target.
11457 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11459 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11460 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11461 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11462 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11463 (tls_shared_gnu2_test): New target.
11464 (tls_test_gnu2_shared.so): New target.
11465 (tls_shared_gnu2_test_SOURCES): New variable.
11466 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11467 (tls_shared_gnu2_test_LDFLAGS): New variable.
11468 (tls_shared_gnu2_test_LDADD): New variable.
11469 * testsuite/Makefile.in: Rebuild.
11470 * testsuite/Makefile.
11472 2008-04-11 Ian Lance Taylor <iant@google.com>
11474 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11476 * testsuite/Makefile.in: Rebuild.
11478 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11480 * testsuite/script_test_2.cc (main): Adjust test.
11482 2008-04-11 David S. Miller <davem@davemloft.net>
11483 Ian Lance Taylor <iant@google.com>
11485 * options.h (General_options): Add entries for '-Y' and
11487 * options.cc (General_options:finalize): If -Y was used, add those
11488 entries to the library path instead of the default "/lib" and
11491 2008-04-11 David S. Miller <davem@davemloft.net>
11493 * testsuite/justsyms.t: Start at 0x100.
11494 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11495 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11497 * testsuite/script_test_2.cc: Adjust string and section length
11500 2008-04-09 Ian Lance Taylor <iant@google.com>
11503 * script-sections.cc (Sections_element::allocate_to_segment): Add
11505 (Output_section_definition::allocate_to_segment): Likewise.
11506 (Orphan_output_section::allocate_to_segment): Likewise.
11507 (Script_sections::attach_sections_using_phdrs_clause): Don't
11508 propagate non-PT_LOAD segments to orphan sections.
11509 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11510 readelf rather than objdump.
11511 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11512 .interp section and PT_INTERP segment are the same size.
11513 * testsuite/Makefile.in: Rebuild.
11515 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11516 aliases for symbols defined in the same object.
11517 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11518 (weak_alias_test_SOURCES): New variable.
11519 (weak_alias_test_DEPENDENCIES): New variable.
11520 (weak_alias_test_LDFLAGS): New variable.
11521 (weak_alias_test_LDADD): New variable.
11522 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11523 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11524 (weak_alias_test_3.o): New target.
11525 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11526 * testsuite/weak_alias_test_main.cc: New file.
11527 * testsuite/weak_alias_test_1.cc: New file.
11528 * testsuite/weak_alias_test_2.cc: New file.
11529 * testsuite/weak_alias_test_3.cc: New file.
11531 2008-04-08 Ian Lance Taylor <iant@google.com>
11533 * options.h (class General_options): Add --noinhibit-exec option.
11534 * main.cc (main): Check --noinhibit-exec.
11536 * options.h (class General_options): Define --wrap as a special
11537 option. Add wrap_symbols_ field.
11538 (General_options::any_wrap_symbols): New function.
11539 (General_options::is_wrap_symbol): New function.
11540 * options.cc (General_options::parse_wrap): New function.
11541 (General_options::General_options): Initialize wrap_symbols_.
11542 * symtab.cc (Symbol_table::wrap_symbol): New function.
11543 (Symbol_table::add_from_object): Handle --wrap.
11544 * symtab.h (class Symbol_table): Declare wrap_symbol.
11545 * target.h (Target::wrap_char): New function.
11546 (Target::Target_info): Add wrap_char field.
11547 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11548 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11549 * testsuite/testfile.cc (Target_test::test_target_info):
11552 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11555 * layout.h (class Layout): Add added_eh_frame_data_ field.
11556 * layout.cc (Layout::Layout): Initialize new field.
11557 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11558 output section until we find a section we merged successfully.
11559 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11560 that the size be non-zero.
11562 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11565 2008-04-08 Craig Silverstein <csilvers@google.com>
11567 * configure.ac: Export new conditional variable HAVE_ZLIB.
11568 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11570 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11571 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11573 2008-04-07 Ian Lance Taylor <iant@google.com>
11575 * version.cc (version_string): Set to "1.5".
11577 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11578 Add issued_non_pic_error_ field. Declare check_non_pic.
11579 (Target_x86_64::Scan::check_non_pic): New function.
11580 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11581 (Target_x86_64::Scan::global): Likewise.
11583 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11584 addend parameter. Change caller. Handle merge sections.
11585 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11586 Address to Addend. Don't add in the result of
11587 local_section_offset, pass down the addend and use the returned
11589 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11590 Update declarations of local_section_offset and symbol_value.
11591 * testsuite/two_file_test_1.cc (t18): New function.
11592 * testsuite/two_file_test_2.cc (f18): New function.
11593 * testsuite/two_file_test_main.cc (main): Call t18.
11594 * testsuite/two_file_test.h (t18, f18): Declare.
11596 * configure.ac: Don't test for objdump, c++filt, or readelf.
11597 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11599 (TEST_READELF): New variable.
11600 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11601 (check_PROGRAMS): Add two_file_strip_test.
11602 (two_file_strip_test): New target.
11603 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11604 (two_file_same_shared_strip_test_SOURCES): New variable.
11605 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11606 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11607 (two_file_same_shared_strip_test_LDADD): New variable.
11608 (two_file_shared_strip.so): New target.
11609 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11610 (ver_test_5.syms, ver_test_7.syms): Likewise.
11611 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11612 (strip_test_3.stdout): Use TEST_OBJDUMP.
11613 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11615 2008-04-04 Cary Coutant <ccoutant@google.com>
11617 * symtab.h (Symbol::is_weak_undefined): New function.
11618 (Symbol::is_strong_undefined): New function.
11619 (Symbol::is_absolute): New function.
11620 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11621 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11623 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11624 (weak_undef_test): New target.
11625 * testsuite/Makefile.in: Rebuild.
11626 * testsuite/weak_undef_file1.cc: New file.
11627 * testsuite/weak_undef_file2.cc: New file.
11628 * testsuite/weak_undef_test.cc: New file.
11630 2008-04-03 Craig Silverstein <csilvers@google.com>
11632 * compressed_output.h (class Output_compressed_section): Use
11634 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11636 (zlib_compressed_suffix): Removed.
11637 (Output_compressed_section::set_final_data_size): Use unsigned
11639 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11640 Fix linker invocation.
11641 (flagstest_o_specialfile_and_compress_debug_sections):
11643 * testsuite/Makefile.in: Regenerated.
11645 2008-04-02 David S. Miller <davem@davemloft.net>
11647 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11648 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11650 2008-04-02 Craig Silverstein <csilvers@google.com>
11654 2008-04-02 Ian Lance Taylor <iant@google.com>
11656 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11657 parameters. Update for new key type to views_. Change all
11659 (File_read::read): Adjust for byteshift in returned view.
11660 (File_read::add_view): New function, broken out of
11661 find_and_make_view.
11662 (File_read::make_view): New function, broken out of
11663 find_and_make_view.
11664 (File_read::find_or_make_view): Add offset and aligned
11665 parameters. Rewrite accordingly. Change all callers.
11666 (File_read::get_view): Add offset and aligned parameters. Adjust
11667 for byteshift in return value.
11668 (File_read::get_lasting_view): Likewise.
11669 * fileread.h (class File_read): Update declarations.
11670 (class File_read::View): Add byteshift_ field. Add byteshift to
11671 constructor. Add byteshift method.
11672 * archive.h (Archive::clear_uncached_views): New function.
11673 (Archive::get_view): Add aligned parameter. Change all callers.
11674 * object.h (Object::get_view): Add aligned parameter. Change all
11676 (Object::get_lasting_view): Likewise.
11678 * fileread.cc (File_read::release): Don't call clear_views if
11679 there are multiple objects.
11680 * fileread.h (File_read::clear_uncached_views): New function.
11681 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11684 2008-03-31 Cary Coutant <ccoutant@google.com>
11686 Add thin archive support.
11687 * archive.cc (Archive::armagt): New const.
11688 (Archive::setup): Remove task parameter and calls to unlock.
11689 (Archive::unlock_nested_archives): New function.
11690 (Archive::read_header): Add nested_off parameter. Change
11692 (Archive::interpret_header): Likewise.
11693 (Archive::include_all_members): Change to handle thin
11695 (Archive::include_member): Likewise.
11696 * archive.h (Archive::Archive): Add new parameters and
11698 (Archive::armagt): New const.
11699 (Archive::setup): Remove task parameter.
11700 (Archive::unlock_nested_archives): New function.
11701 (Archive::read_header): Add nested_off parameter.
11702 (Archive::interpret_header): Likewise.
11703 (Archive::Nested_archive_table): New typedef.
11704 (Archive::is_thin_archive_): New field.
11705 (Archive::nested_archives_): New field.
11706 (Archive::options_): New field.
11707 (Archive::dirpath_): New field.
11708 (Archive::task_): New field.
11709 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11710 for thin archives. Pass additional parameters to
11711 Archive::Archive. Unlock the archive file after calling
11714 2008-03-29 Ian Lance Taylor <iant@google.com>
11716 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11717 version symbol to be local.
11718 * testsuite/ver_test_4.sh: New file.
11719 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11720 (check_DATA): Add ver_test_4.syms.
11721 (ver_test_4.syms): New target.
11722 * testsuite/Makefile.in: Rebuild.
11725 (Output_section::Input_section_sort_entry::has_priority): New
11727 (Output_section::Input_section_sort_entry::match_file_name): New
11729 (Output_section::Input_section_sort_entry::match_section_name):
11731 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11733 (Output_section::Input_section_sort_entry::match_section_file):
11735 (Output_section::Input_section_sort_compare::operator()): Rewrite
11736 using new Input_section_sort_entry functions. Sort crtbegin and
11737 crtend first. Sort sections with no priority before sections with
11739 * testsuite/initpri1.c (d3): Check j != 4.
11740 (cd5): New constructor/destructor function.
11741 (main): Check j != 2.
11743 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11744 new symbol when resolving, don't call set_is_default.
11745 * testsuite/ver_test_7.cc: New file.
11746 * testsuite/ver_test_7.sh: New file.
11747 * testsuite/Makefile.am (ver_test_7.so): New target.
11748 (ver_test_7.o): New target.
11749 (check_SCRIPTS): Add ver_test_7.sh.
11750 (check_DATA): Add ver_test_7.syms.
11751 (ver_test_7.syms): New target.
11753 2008-03-28 Ian Lance Taylor <iant@google.com>
11755 * layout.cc (Layout::layout): If we see an input section with a
11756 name that needs sorting, set the must_sort flag for the output
11758 (Layout::make_output_section): If the name of the output section
11759 indicates that it might require sorting, set the may_sort flag.
11760 * output.h (Output_section::may_sort_attached_input_sections): New
11762 (Output_section::set_may_sort_attached_input_sections): New
11764 (Output_section::must_sort_attached_input_sections): New
11766 (Output_section::set_must_sort_attached_input_sections): New
11768 (class Output_section): Declare Input_section_sort_entry. Define
11769 Input_section_sort_compare. Declare
11770 sort_attached_input_sections. Add new fields:
11771 may_sort_attached_input_sections_,
11772 must_sort_attached_input_sections_,
11773 attached_input_sections_are_sorted_.
11774 * output.cc (Output_section::Output_section): Initialize new
11776 (Output_section::add_input_section): Add an entry to
11777 input_sections_ if may_sort or must_sort are true.
11778 (Output_section::set_final_data_size): Call
11779 sort_attached_input_sections if necessary.
11780 (Output_section::Input_section_sort_entry): Define new class.
11781 (Output_section::Input_section_sort_compare::operator()): New
11783 (Output_section::sort_attached_input_sections): New function.
11784 * configure.ac: Check whether the compiler supports constructor
11785 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11786 * testsuite/initpri1.c: New file.
11787 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11788 CONSTRUCTOR_PRIORITY.
11789 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11790 (initpri1_LDFLAGS): New variable.
11791 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11793 2008-03-27 Ian Lance Taylor <iant@google.com>
11795 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11796 * testsuite/common_test_1.c: New file.
11797 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11798 (common_test_1_SOURCES): New variable.
11799 (common_test_1_DEPENDENCIES): New variable.
11800 (common_test_1_LDFLAGS): New variable.
11802 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11803 and commons_ correctly when NAME/VERSION does not override
11805 * testsuite/ver_test_6.c: New file.
11806 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11807 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11808 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11810 2008-03-26 Ian Lance Taylor <iant@google.com>
11812 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11813 of an undefined symbol from a version script.
11814 * testsuite/Makefile.am (ver_test_5.so): New target.
11815 (ver_test_5.o): New target.
11816 (check_SCRIPTS): Add ver_test_5.sh.
11817 (check_DATA): Add ver_test_5.syms.
11818 (ver_test_5.syms): New target.
11819 * testsuite/ver_test_5.cc: New file.
11820 * testsuite/ver_test_5.script: New file.
11821 * testsuite/ver_test_5.sh: New file.
11822 * Makefile.in, testsuite/Makefile.in: Rebuild.
11825 Fix problems building gold with gcc 4.3.0.
11826 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11827 (gold_error_at_location, gold_warning_at_location): Use it.
11828 * configure.ac: Check whether we can compile and use a template
11829 function with a printf attribute.
11830 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11831 when jumping over bytes.
11832 * object.cc: Instantiate Object::read_section_data.
11833 * debug.h: Include <cstring>
11834 * dwarf_reader.cc: Include <algorithm>
11835 * main.cc: Include <cstring>.
11836 * options.cc: Include <cstring>.
11837 * output.cc: Include <cstring>.
11838 * script.cc: Include <cstring>.
11839 * script.h: Include <string>.
11840 * symtab.cc: Include <cstring> and <algorithm>.
11841 * target-select.cc: Include <cstring>.
11842 * version.cc: Include <string>.
11843 * testsuite/testmain.cc: Include <cstdlib>.
11844 * configure, config.in: Rebuild.
11846 2008-03-25 Ian Lance Taylor <iant@google.com>
11848 * options.cc: Include "../bfd/bfdver.h".
11849 (options::help): Print bug reporting address.
11851 * version.cc (print_version): Adjust output for current value of
11852 BFD_VERSION_STRING.
11856 * options.cc (options::help): Print list of supported targets.
11857 * target-select.h: Include <vector>.
11858 (class Target_selector): Make machine_, size_, and is_big_endian_
11859 fields const. Add bfd_name_ and instantiated_target_ fields.
11860 (Target_selector::Target_selector): Add bfd_name parameter.
11861 (Target_selector::recognize): Make non-virtual, call
11863 (Target_selector::recognize_by_name): Make non-virtual, call
11864 do_recognize_by_name.
11865 (Target_selector::supported_names): New function.
11866 (Target_selector::bfd_name): New function.
11867 (Target_selector::do_instantiate_target): New pure virtual
11869 (Target_selector::do_recognize): New virtual function.
11870 (Target_selector::do_recognize_by_name): New virtual function.
11871 (Target_selector::instantiate_target): New private function.
11872 (supported_target_names): Declare.
11873 * target-select.cc (Target_selector::Target_selector): Update for
11874 new parameter and fields.
11875 (select_target_by_name): Check that the name matches before
11876 calling recognize_by_name.
11877 (supported_target_names): New function.
11878 * i386.cc (class Target_selector_i386): Update Target_selector
11879 constructor call. Remove recognize and recognize_by_name. Add
11880 do_instantiate_target.
11881 * x86_64.cc (class Target_selector_x86_64): Likewise.
11882 * testsuite/testfile.cc (class Target_selector_test): Update for
11883 changes to Target_selector.
11885 * README: Rewrite, with some notes on unsupported features.
11887 2008-03-24 Cary Coutant <ccoutant@google.com>
11889 * i386.cc (Target_i386::Got_type): New enum declaration.
11890 (Target_i386::Scan::local): Updated callers of Output_data_got
11892 (Target_i386::Scan::global): Likewise.
11893 (Target_i386::Relocate::relocate): Likewise.
11894 (Target_i386::Relocate::relocate_tls): Likewise.
11895 * object.h (Got_offset_list): New class.
11896 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11897 (Sized_relobj::local_got_offset): Likewise.
11898 (Sized_relobj::set_local_got_offset): Likewise.
11899 (Sized_relobj::local_has_tls_got_offset): Removed.
11900 (Sized_relobj::local_tls_got_offset): Removed.
11901 (Sized_relobj::set_local_tls_got_offset): Removed.
11902 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11903 * output.cc (Output_data_got::add_global): Added got_type parameter.
11904 (Output_data_got::add_global_with_rel): Likewise.
11905 (Output_data_got::add_global_with_rela): Likewise.
11906 (Output_data_got::add_global_pair_with_rel): New function.
11907 (Output_data_got::add_global_pair_with_rela): New function.
11908 (Output_data_got::add_local): Added got_type parameter.
11909 (Output_data_got::add_local_with_rel): Likewise.
11910 (Output_data_got::add_local_with_rela): Likewise.
11911 (Output_data_got::add_local_pair_with_rel): New function.
11912 (Output_data_got::add_local_pair_with_rela): New function.
11913 (Output_data_got::add_global_tls): Removed.
11914 (Output_data_got::add_global_tls_with_rel): Removed.
11915 (Output_data_got::add_global_tls_with_rela): Removed.
11916 (Output_data_got::add_local_tls): Removed.
11917 (Output_data_got::add_local_tls_with_rel): Removed.
11918 (Output_data_got::add_local_tls_with_rela): Removed.
11919 * output.h (Output_data_got::add_global): Added got_type parameter.
11920 (Output_data_got::add_global_with_rel): Likewise.
11921 (Output_data_got::add_global_with_rela): Likewise.
11922 (Output_data_got::add_global_pair_with_rel): New function.
11923 (Output_data_got::add_global_pair_with_rela): New function.
11924 (Output_data_got::add_local): Added got_type parameter.
11925 (Output_data_got::add_local_with_rel): Likewise.
11926 (Output_data_got::add_local_with_rela): Likewise.
11927 (Output_data_got::add_local_pair_with_rel): New function.
11928 (Output_data_got::add_local_pair_with_rela): New function.
11929 (Output_data_got::add_global_tls): Removed.
11930 (Output_data_got::add_global_tls_with_rel): Removed.
11931 (Output_data_got::add_global_tls_with_rela): Removed.
11932 (Output_data_got::add_local_tls): Removed.
11933 (Output_data_got::add_local_tls_with_rel): Removed.
11934 (Output_data_got::add_local_tls_with_rela): Removed.
11935 * resolve.cc (Symbol::override_base_with_special): Removed
11936 reference to has_got_offset_ field.
11937 * symtab.cc (Symbol::init_fields): Replaced initialization
11938 of got_offset_ with got_offsets_. Removed initialization
11940 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11941 (Symbol::got_offset): Likewise.
11942 (Symbol::set_got_offset): Likewise.
11943 (Symbol::has_tls_got_offset): Removed.
11944 (Symbol::tls_got_offset): Removed.
11945 (Symbol::set_tls_got_offset): Removed.
11946 (Symbol::got_offset_): Removed.
11947 (Symbol::tls_mod_got_offset_): Removed.
11948 (Symbol::tls_pair_got_offset_): Removed.
11949 (Symbol::got_offsets_): New field.
11950 (Symbol::has_got_offset): Removed.
11951 (Symbol::has_tls_mod_got_offset): Removed.
11952 (Symbol::has_tls_pair_got_offset): Removed.
11953 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11954 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11956 (Target_x86_64::Scan::global): Likewise.
11957 (Target_x86_64::Relocate::relocate): Likewise.
11958 (Target_x86_64::Relocate::relocate_tls): Likewise.
11960 2008-03-25 Ben Elliston <bje@au.ibm.com>
11962 * yyscript.y: Fix spelling error in comment.
11964 2008-03-24 Ian Lance Taylor <iant@google.com>
11966 * options.h (class General_options): Define build_id option.
11967 * layout.h (class Layout): Declare write_build_id, create_note,
11968 create_build_id. Add build_id_note_ member.
11969 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11970 "libiberty.h", "md5.h", "sha1.h".
11971 (Layout::Layout): Initialize eh_frame_data_,
11972 eh_frame_hdr_section_, and build_id_note_.
11973 (Layout::finalize): Call create_build_id.
11974 (Layout::create_note): New function, broken out of
11975 Layout::create_gold_note.
11976 (Layout::create_gold_note): Call create_note.
11977 (Layout::create_build_id): New function.
11978 (Layout::write_build_id): New function.
11979 (Close_task_runner::run): Call write_build_id.
11981 * x86_64.cc: Correct license to GPLv3.
11983 2008-03-23 Ian Lance Taylor <iant@google.com>
11985 * options.cc: Include "demangle.h".
11986 (parse_optional_string): New function.
11987 (parse_long_option): Handle takes_optional_argument.
11988 (parse_short_option): Update dash_z initializer. Handle
11989 takes_optional_argument.
11990 (General_options::General_options): Initialize do_demangle_.
11991 (General_options::finalize): Set do_demangle_. Handle demangling
11993 * options.h (parse_optional_string): Declare.
11994 (struct One_option): Add optional_arg field. Update constructor.
11995 Update call constructor calls. Add takes_optional_argument
11997 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11998 (DEFINE_optional_string): Define.
11999 (General_options::demangle): Change from DEFINE_bool to
12000 DEFINE_optional_string.
12001 (General_options::no_demangle): New function.
12002 (General_options::do_demangle): New function.
12003 (General_options::set_do_demangle): New function.
12004 (General_options::execstack_status_): Move definition to end of
12006 (General_options::static_): Likewise.
12007 (General_options::do_demangle_): New field.
12008 * object.cc (big_endian>::get_symbol_location_info): Call
12009 Options::do_demangle, not Options::demangle.
12010 * symtab.cc (demangle): Likewise.
12012 2008-03-22 Ian Lance Taylor <iant@google.com>
12014 * gold.h: Include <cstddef> and <sys/types.h>
12015 * options.h: Include <cstring>.
12017 2008-03-21 Ian Lance Taylor <iant@google.com>
12019 * Added source code to GNU binutils.