1 2011-09-18 Cary Coutant <ccoutant@google.com>
3 * incremental.cc (can_incremental_update): New function.
4 * incremental.h (can_incremental_update): New function.
5 * layout.cc (Layout::init_fixed_output_section): Call it.
6 (Layout::make_output_section): Don't allow patch space in .eh_frame.
7 * object.cc (Sized_relobj_file::do_layout): Call
8 can_incremental_update.
10 2011-09-13 Cary Coutant <ccoutant@google.com>
12 * configure.ac: Check for glibc support for gnu_indirect_function
13 support with static linking, setting automake conditional
15 * Makefile.in: Regenerate.
16 * configure: Regenerate.
18 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
19 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
21 * testsuite/Makefile.in: Regenerate.
23 2011-09-13 Cary Coutant <ccoutant@google.com>
25 * incremental.cc (Sized_relobj_incr::do_layout): Call
26 report_comdat_group for kept comdat sections.
27 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
28 * testsuite/Makefile.in: Regenerate.
29 * testsuite/incr_comdat_test_1.cc: New source file.
30 * testsuite/incr_comdat_test_2_v1.cc: New source file.
31 * testsuite/incr_comdat_test_2_v2.cc: New source file.
32 * testsuite/incr_comdat_test_2_v3.cc: New source file.
34 2011-09-13 Ian Lance Taylor <iant@google.com>
36 * object.cc (Sized_relobj_file::do_layout): Remove unused local
37 variable external_symbols_offset.
39 2011-09-12 Ian Lance Taylor <iant@google.com>
41 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
42 triggered if object has no symbols.
44 2011-09-09 David S. Miller <davem@davemloft.net>
46 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
47 (Output_fill_debug_line::do_write): Likewise.
49 2011-08-29 Cary Coutant <ccoutant@google.com>
51 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
52 casts to match formatting specs.
53 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
55 2011-08-26 Cary Coutant <ccoutant@google.com>
57 * layout.cc (Free_list::allocate): Provide guarantee of minimum
58 remaining hole size when allocating.
59 (Layout::make_output_section): Set fill methods for debug sections.
60 * layout.h (Free_list::Free_list_node): Move from private to
62 (Free_list::set_min_hole_size): New function.
63 (Free_list::begin, Free_list::end): New functions.
64 (Free_list::min_hole_): New data member.
65 * output.cc: Include dwarf.h.
66 (Output_fill_debug_info::do_minimum_hole_size): New function.
67 (Output_fill_debug_info::do_write): New function.
68 (Output_fill_debug_line::do_minimum_hole_size): New function.
69 (Output_fill_debug_line::do_write): New function.
70 (Output_section::Output_section): Initialize new data member.
71 (Output_section::set_final_data_size): Ensure patch space is larger
72 than minimum hole size.
73 (Output_section::do_write): Fill holes in debug sections.
74 * output.h (Output_fill): New class.
75 (Output_fill_debug_info): New class.
76 (Output_fill_debug_line): New class.
77 (Output_section::set_free_space_fill): New function.
78 (Output_section::free_space_fill_): New data member.
79 * testsuite/Makefile.am (incremental_test_3): Add
80 --incremental-patch option.
81 (incremental_test_4): Likewise.
82 (incremental_test_5): Likewise.
83 (incremental_test_6): Likewise.
84 (incremental_copy_test): Likewise.
85 (incremental_common_test_1): Likewise.
86 * testsuite/Makefile.in: Regenerate.
88 2011-08-26 Nick Clifton <nickc@redhat.com>
90 * po/es.po: Updated Spanish translation.
92 2011-08-01 Cary Coutant <ccoutant@google.com>
94 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
95 * gold/testsuite/Makefile.in: Regenerate.
96 * gold/testsuite/justsyms_exec.c: New source file.
97 * gold/testsuite/justsyms_lib.c: New source file.
99 2011-08-01 Cary Coutant <ccoutant@google.com>
101 * layout.cc (Layout::set_segment_offsets): Don't realign text
102 segment if -Ttext was specified.
103 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
105 * object.h (Sized_relobj_file::e_type): New function.
106 (Sized_relobj_file::e_type_): New data member.
107 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
108 base address for ET_EXEC files.
109 * target.cc (Target::do_make_elf_object_implementation): Allow
110 ET_EXEC files with --just-symbols option.
112 2011-07-28 Cary Coutant <ccoutant@google.com>
114 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
115 Add thread_number parameter.
116 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
117 * workqueue-threads.cc
118 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
119 current thread if its thread number is greater than desired thread
121 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
122 Add thread_number parameter.
123 (Workqueue::should_cancel_thread): Likewise.
124 (Workqueue::find_runnable_or_wait): Pass thread_number to
125 should_cancel_thread.
126 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
129 2011-07-22 Sriraman Tallam <tmsriram@google.com>
131 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
132 only after checking if it cannot be forced local.
133 * symtab.h (is_externally_visible): Check if the symbol is not forced
136 2011-07-15 Ian Lance Taylor <iant@google.com>
138 * options.h (class General_options): Add --print-output-format.
139 Move -EL next to -EB, for better --help output.
140 * target-select.cc: Include <cstdio>, "options.h", and
142 (Target_selector::do_target_bfd_name): New function.
143 (print_output_format): New function.
144 * target-select.h (class Target_selector): Update declarations.
145 (Target_selector::target_bfd_name): New function.
146 (print_output_format): Declare.
147 * main.cc: Include "target-select.h".
148 (main): Handle --print-output-format.
149 * gold.cc: Include "target-select.h".
150 (queue_initial_tasks): Handle --print-output-format when there are
152 * parameters.cc (parameters_force_valid_target): Give a better
153 error message if -EB/-EL does not match target.
154 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
157 2011-07-15 Ian Lance Taylor <iant@google.com>
159 * i386.cc (class Output_data_plt_i386): Add layout_ field.
160 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
161 (Output_data_plt_i386::do_write): Write address of .dynamic
162 section to first entry in .got.plt section.
163 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
164 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
166 (Output_data_plt_x86_64::do_write): Write address of .dynamic
167 section to first entry in .got.plt section.
168 * layout.h (Layout::dynamic_section): New function.
170 2011-07-13 Sriraman Tallam <tmsriram@google.com>
172 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
174 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
175 input_section_position_, and input_section_glob_.
176 (read_layout_from_file): Call function section_ordering_specified.
177 * layout.h (is_section_ordering_specified): New function.
178 (section_ordering_specified): New function.
179 (section_ordering_specified_): New boolean member.
180 * main.cc(main): Call load_plugins after layout object is defined.
181 * output.cc (Output_section::add_input_section): Use
182 function section_ordering_specified to check if section ordering is
184 * output.cc (Output_section::add_relaxed_input_section): Use
185 function section_ordering_specified to check if section ordering is
187 (Output_section::update_section_layout): New function.
188 (Output_section::sort_attached_input_sections): Check if input section
190 * output.h (Output_section::update_section_layout): New function.
191 * plugin.cc (get_section_count): New function.
192 (get_section_type): New function.
193 (get_section_name): New function.
194 (get_section_contents): New function.
195 (update_section_order): New function.
196 (allow_section_ordering): New function.
197 (Plugin::load): Add the new interfaces to the transfer vector.
198 (Plugin_manager::load_plugins): New parameter.
199 (Plugin_manager::all_symbols_read): New parameter.
200 (Plugin_manager::claim_file): New parameter. Save the elf object for
202 (Plugin_manager::get_elf_object): New function.
203 (Plugin_manager::get_view): Change to directly use the bool to check
204 if get_view is called from claim_file_hook.
205 * plugin.h (input_objects): New function
206 (Plugin__manager::load_plugins): New parameter.
207 (Plugin_manager::claim_file): New parameter.
208 (Plugin_manager::get_elf_object): New function.
209 (Plugin_manager::in_claim_file_handler): New function.
210 (Plugin_manager::in_claim_file_handler_): New member.
211 (layout): New function.
212 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
213 handler with an extra parameter. Make the elf object before calling
215 * testsuite/plugin_test.c (get_section_count): New function pointer.
216 (get_section_type): New function pointer.
217 (get_section_name): New function pointer.
218 (get_section_contents): New function pointer.
219 (update_section_order): New function pointer.
220 (allow_section_ordering): New function pointer.
221 (onload): Check if the new interfaces exist.
223 2011-07-13 Ian Lance Taylor <iant@google.com>
225 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
227 * x86_64.cc (Target_x86_64::got_section): Likewise.
228 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
229 (relro_now_test_SOURCES): New variable.
230 (relro_now_test_DEPENDENCIES): New variable.
231 (relro_now_test_LDFLAGS): New variable.
232 (relro_now_test_LDADD): New variable.
233 (relro_now_test.so): New target.
234 * testsuite/Makefile.in: Rebuild.
236 2011-07-12 Ian Lance Taylor <iant@google.com>
239 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
240 GLOB_DAT relocation rather than a RELATIVE relocation for a
241 protected symbol when creating a shared library.
242 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
243 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
244 * testsuite/protected_main_1.cc (main): Test that protected
245 function has same address.
247 2011-07-11 Ian Lance Taylor <iant@google.com>
250 * options.h (class General_options): Add -Bgroup.
251 * options.cc (General_options::finalize): If -Bgroup is set,
252 default to --unresolved-symbols=report-all.
253 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
254 * target-reloc.h (issue_undefined_symbol_error): Handle
255 --unresolved-symbols=report-all.
257 2011-07-08 Ian Lance Taylor <iant@google.com>
260 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
261 if linker script discards key sections.
262 (Layout::create_dynamic_symtab): Likewise.
263 (Layout::assign_local_dynsym_offsets): Likewise.
264 (Layout::sized_create_version_sections): Likewise.
265 (Layout::create_interp): Likewise.
266 (Layout::finish_dynamic_section): Likewise.
267 (Layout::set_dynamic_symbol_size): Likewise.
269 2011-07-08 Ian Lance Taylor <iant@google.com>
272 * options.h (class General_options): Add --unresolved-symbols.
273 * target-reloc.h (issue_undefined_symbol_error): Check
274 --unresolved-symbols. Add comments.
276 2011-07-08 Ian Lance Taylor <iant@google.com>
278 * testsuite/odr_violation2.cc (Ordering::operator()): Make
279 expression more complex.
281 2011-07-08 Ian Lance Taylor <iant@google.com>
284 * target-reloc.h (issue_undefined_symbol_error): New inline
285 function, broken out of relocate_section.
286 (relocate_section): Call issue_undefined_symbol_error.
287 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
288 there is no TLS segment if we are about to issue an undefined
290 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
292 2011-07-08 Ian Lance Taylor <iant@google.com>
295 * resolve.cc (Symbol_table::should_override): Add fromtype
296 parameter. Change all callers. Give error when linking together
297 TLS and non-TLS symbol.
298 (Symbol_table::should_override_with_special): Add fromtype
299 parameter. Change all callers.
300 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
301 there is no TLS segment if we have reported some errors.
302 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
304 2011-07-08 Ian Lance Taylor <iant@google.com>
307 * target.h (Target::plt_address_for_global): New function.
308 (Target::plt_address_for_local): New function.
309 (Target::plt_section_for_global): Remove.
310 (Target::plt_section_for_local): Remove.
311 (Target::do_plt_address_for_global): New virtual function.
312 (Target::do_plt_address_for_local): New virtual function.
313 (Target::do_plt_section_for_global): Remove.
314 (Target::do_plt_section_for_local): Remove.
315 (Target::register_global_plt_entry): Add Symbol_table and Layout
317 * output.cc (Output_data_got::Got_entry::write): Use
318 plt_address_for_global and plt_address_for_local.
319 * layout.cc (Layout::add_target_dynamic_tags): Use size and
320 address of output section.
321 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
322 got_irelative_, and irelative_count_ fields. Update
324 (Output_data_plt_i386::has_irelative_section): New function.
325 (Output_data_plt_i386::entry_count): Add irelative_count_.
326 (Output_data_plt_i386::set_final_data_size): Likewise.
327 (class Target_i386): Add got_irelative_ and rel_irelative_
328 fields. Update declarations.
329 (Target_i386::Target_i386): Initialize new fields.
330 (Target_i386::do_plt_address_for_global): New function replacing
331 do_plt_section_for_global.
332 (Target_i386::do_plt_address_for_local): New function replacing
333 do_plt_section_for_local.
334 (Target_i386::got_section): Create got_irelative_.
335 (Target_i386::rel_irelative_section): New function.
336 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
337 fields. Don't define __rel_iplt_{start,end}.
338 (Output_data_plt_i386::add_entry): Add symtab and layout
339 parameters. Change all callers. Use different PLT and GOT for
341 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
342 layout parameters. Change all callers. Use different PLT and
344 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
345 (Output_data_plt_i386::rel_irelative): New function.
346 (Output_data_plt_i386::address_for_global): New function.
347 (Output_data_plt_i386::address_for_local): New function.
348 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
349 IRELATIVE GOT when changing IFUNC GOT entries.
350 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
352 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
353 if we didn't create an IRELATIVE GOT.
354 (Target_i386::Relocate::relocate): Use plt_address_for_global and
355 plt_address_for_local.
356 (Target_i386::do_dynsym_value): Use plt_address_for_global.
357 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
358 got_irelative_, and irelative_count_ fields. Update
360 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
361 Initialize new fields. Remove symtab parameter. Change all
363 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
365 (Output_data_plt_x86_64::has_irelative_section): New function.
366 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
367 (class Target_x86_64): Add got_irelative_ and rel_irelative_
368 fields. Update declarations.
369 (Target_x86_64::Target_x86_64): Initialize new fields.
370 (Target_x86_64::do_plt_address_for_global): New function replacing
371 do_plt_section_for_global.
372 (Target_x86_64::do_plt_address_for_local): New function replacing
373 do_plt_section_for_local.
374 (Target_x86_64::got_section): Create got_irelative_.
375 (Target_x86_64::rela_irelative_section): New function.
376 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
377 all callers. Don't create __rel_iplt_{start,end}.
378 (Output_data_plt_x86_64::add_entry): Add symtab and layout
379 parameters. Change all callers. Use different PLT and GOT for
381 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
382 layout parameters. Change all callers. Use different PLT and
384 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
385 parameters. Change all callers. Use different PLT and GOT for
387 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
388 (Output_data_plt_x86_64::rela_irelative): New function.
389 (Output_data_plt_x86_64::address_for_global): New function.
390 (Output_data_plt_x86_64::address_for_local): New function.
391 (Output_data_plt_x86_64::set_final_data_size): Likewise.
392 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
393 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
394 (Target_x86_64::register_global_plt_entry): Add symtab and layout
396 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
398 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
399 symbols if we didn't create an IRELATIVE GOT.
400 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
401 plt_address_for_local.
402 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
403 * testsuite/ifuncvar1.c: New test file.
404 * testsuite/ifuncvar2.c: New test file.
405 * testsuite/ifuncvar3.c: New test file.
406 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
407 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
408 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
409 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
410 * testsuite/Makefile.in: Rebuild.
412 2011-07-07 Cary Coutant <ccoutant@google.com>
414 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
415 (two_file_test_1_ndebug.o): Likewise.
416 (two_file_test_1b_ndebug.o): Likewise.
417 (two_file_test_2_ndebug.o): Likewise.
418 (two_file_test_main_ndebug.o): Likewise.
419 (incremental_test_2): Link with no-debug versions.
421 2011-07-06 Cary Coutant <ccoutant@google.com>
423 * gold/incremental.cc
424 (Output_section_incremental_inputs::write_info_blocks): Check for
425 hidden and internal symbols.
427 2011-07-06 Cary Coutant <ccoutant@google.com>
429 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
430 Check disposition for startup file.
431 (Incremental_inputs::report_command_line): Ignore
432 --incremental-startup-unchanged option.
433 * options.cc (General_options::parse_incremental_startup_unchanged):
435 (General_options::General_options): Initialize new data member.
436 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
437 (General_options): Add --incremental-startup-unchanged option.
438 (General_options::incremental_startup_disposition): New function.
439 (General_options::incremental_startup_disposition_): New data member.
441 2011-07-06 Cary Coutant <ccoutant@google.com>
443 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
444 input file index to Script_info ctor.
445 (Sized_incremental_binary::do_file_has_changed): Find the
446 command-line argument for files named in scripts.
447 * incremental.h (Script_info::Script_info): New ctor
448 with input file index.
449 (Script_info::input_file_index): New function.
450 (Script_info::input_file_index_): New data member.
451 (Incremental_binary::get_library): Add const.
452 (Incremental_binary::get_script_info): Add const.
453 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
454 * testsuite/Makefile.am (incremental_test_5): New test case.
455 (incremental_test_6): New test case.
456 * testsuite/Makefile.in: Regenerate.
458 2011-07-06 Cary Coutant <ccoutant@google.com>
460 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
461 debug output when command lines differ.
463 2011-07-06 Cary Coutant <ccoutant@google.com>
465 * incremental.cc (Incremental_inputs::report_command_line): Ignore
466 --incremental-patch option.
467 * layout.cc (Free_list::allocate): Extend allocation beyond original
469 (Layout::make_output_section): Mark sections that should get
471 * options.cc (parse_percent): New function.
472 * options.h (parse_percent): New function.
473 (DEFINE_percent): New macro.
474 (General_options): Add --incremental-patch option.
475 * output.cc (Output_section::Output_section): Initialize new data
477 (Output_section::add_input_section): Print section name when out
479 (Output_section::add_output_section_data): Likewise.
480 (Output_section::set_final_data_size): Add patch space when
481 doing --incremental-full.
482 (Output_section::do_reset_address_and_file_offset): Remove patch
484 (Output_segment::set_section_list_addresses): Print debug output
485 only if --incremental-update.
486 * output.h (Output_section::set_is_patch_space_allowed): New function.
487 (Output_section::is_patch_space_allowed_): New data member.
488 (Output_section::patch_space_): New data member.
489 * parameters.cc (Parameters::incremental_full): New function.
490 * parameters.h (Parameters::incremental_full): New function
491 * testsuite/Makefile.am (incremental_test_2): Add test for
492 --incremental-patch option.
493 * testsuite/Makefile.in: Regenerate.
494 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
495 (t18): Remove function body.
497 2011-07-05 Doug Kwan <dougkwan@google.com>
500 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
501 Arm_Address type for relocation result.
502 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
504 (Arm_relocate_functions::abs32): Use unaligned access.
505 (Arm_relocate_functions::rel32): Ditto.
506 (Arm_relocate_functions::prel31): Ditto.
507 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
508 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
509 static data relocations.
510 * testsuite/Makefile.in: Regnerate.
511 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
513 2011-07-05 Ian Lance Taylor <iant@google.com>
516 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
517 symbols if necessary.
518 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
520 2011-07-05 Ian Lance Taylor <iant@google.com>
523 * resolve.cc (Symbol::override_base_with_special): Simply override
524 version with special symbol version, ignoring previous version.
526 2011-07-05 Ian Lance Taylor <iant@google.com>
528 * object.cc (Sized_relobj_file::include_section_group): Add
529 information to comment about signature location.
531 2011-07-02 Ian Lance Taylor <iant@google.com>
534 * options.h (class General_options): Add -f and -F.
535 * options.cc (General_options::finalize): Fatal error if -f/-F
536 are used without -shared.
537 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
539 2011-07-02 Ian Lance Taylor <iant@google.com>
541 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
543 2011-07-01 Ian Lance Taylor <iant@google.com>
547 * resolve.cc (Symbol::override_base_with_special): Don't override
548 the version if the overriding symbol has a different name.
549 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
550 all callers. If we give an error about an undefined version,
551 define the base version if necessary.
552 * dynobj.h (class Versions): Update declaration.
553 * testsuite/weak_alias_test_5.cc: New file.
554 * testsuite/weak_alias_test.script: New file.
555 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
556 and versioned_alias have the right value, and call t2.
557 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
558 weak_alias_test_5.so.
559 (weak_alias_test_LDADD): Likewise.
560 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
561 * testsuite/Makefile.in: Rebuild.
563 2011-07-01 Ian Lance Taylor <iant@google.com>
566 * options.h (class General_options): Support -z notext.
567 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
569 (two_file_shared_nonpic.so): Likewise.
570 (two_file_shared_mixed.so): Likewise.
571 (two_file_shared_mixed_1.so): Likewise.
572 (weak_undef_lib_nonpic.so): Likewise.
573 (alt/weak_undef_lib_nonpic.so): Likewise.
574 (tls_test_shared_nonpic.so): Likewise.
575 * testsuite/Makefile.in: Rebuild.
577 2011-07-01 Ian Lance Taylor <iant@google.com>
580 * configure.ac: Test whether static linking works, setting
581 the automake conditional HAVE_STATIC.
582 * testsuite/Makefile.am: Disable tests using -static if
583 HAVE_STATIC is not true.
584 * configure, testsuite/Makefile.in: Rebuild.
586 2011-07-01 Ian Lance Taylor <iant@google.com>
589 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
590 Assert if we see DW_EH_PE_indirect.
591 * target.h (Target::ehframe_datarel_base): New function.
592 (Target::do_ehframe_datarel_base): New target function.
593 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
594 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
597 2011-07-01 Ian Lance Taylor <iant@google.com>
600 * options.h (class General_options): Add
601 --ld-generated-unwind-info.
602 * ehframe.cc (Fde::write): Add address parameter. Change all
603 callers. If associated with PLT, fill in address and size.
604 (Cie::set_output_offset): Only add merge mapping if there is an
606 (Cie::write): Add address parameter. Change all callers.
607 (Eh_frame::add_ehframe_for_plt): New function.
608 * ehframe.h (class Fde): Update declarations. Move shndx_ and
609 input_offset_ fields into union u_, with new plt field.
610 (Fde::Fde): Adjust for new union field.
611 (Fde::Fde) [Output_data version]: New constructor.
612 (Fde::add_mapping): Only add merge mapping if there is an object.
613 (class Cie): Update declarations.
614 (class Eh_frame): Declare add_ehframe_for_plt.
615 * layout.cc (Layout::layout_eh_frame): Break out code into
616 make_eh_frame_section, and call it.
617 (Layout::make_eh_frame_section): New function.
618 (Layout::add_eh_frame_for_plt): New function.
619 * layout.h (class Layout): Update declarations.
620 * merge.cc (Merge_map::add_mapping): Add assertion.
621 * i386.cc: Include "dwarf.h".
622 (class Output_data_plt_i386): Make first_plt_entry,
623 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
624 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
625 and plt_eh_frame_fde.
626 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
627 boundary. Call add_eh_frame_for_plt if appropriate.
628 * x86_64.cc: Include "dwarf.h".
629 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
630 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
631 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
632 and plt_eh_frame_fde.
633 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
636 2011-06-29 Ian Lance Taylor <iant@google.com>
639 * object.cc (Sized_relobj_file::layout_section): Change shdr
640 parameter to be const.
641 (Sized_relobj_file::layout_eh_frame_section): New function, broken
643 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
644 appropriate. Call layout_eh_frame_section.
645 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
647 * object.h (class Sized_relobj_file): Update declarations.
649 2011-06-29 Ian Lance Taylor <iant@google.com>
652 * script.cc (Token::integer_value): Accept trailing M/m/K/k
654 (Lex::gather_token): Accept trailing M/m/K/k for integers.
656 2011-06-29 Ian Lance Taylor <iant@google.com>
659 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
661 * layout.cc (Layout::layout_eh_frame): Likewise.
663 2011-06-29 Ian Lance Taylor <iant@google.com>
666 * layout.cc (Layout::symtab_section_shndx): New function.
667 * layout.h (class Layout): Declare symtab_section_shndx.
668 * output.cc (Output_section::write_header): Call it.
670 2011-06-29 Ian Lance Taylor <iant@google.com>
673 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
674 symbols which are not used in a relocation.
676 2011-06-28 Ian Lance Taylor <iant@google.com>
679 * layout.cc (Layout::segment_precedes): Don't crash if a linker
680 script create indistinguishable segments.
681 (Layout::set_segment_offsets): Use stable_sort when sorting
682 segments. Pass this to Compare_segments constructor.
683 * layout.h (class Layout): Make segment_precedes non-static.
684 (class Compare_segments): Change from struct to class. Add
685 layout_ field. Add constructor.
687 (Script_sections::attach_sections_using_phdrs_clause): Rename
688 local orphan to is_orphan. Don't report failure to put empty
689 section in segment. On attachment failure, report name of
690 section, and attach to first PT_LOAD segment.
692 2011-06-28 Ian Lance Taylor <iant@google.com>
695 * target-select.cc (Target_selector::Target_selector): Add
696 emulation parameter. Change all callers.
697 (select_target_by_bfd_name): Rename from select_target_by_name.
699 (select_target_by_emulation): New function.
700 (supported_emulation_names): New function.
701 * target-select.h (class Target_selector): Add emulation_ field.
703 (Target_selector::recognize_by_bfd_name): Rename from
704 recognize_by_name. Change all callers.
705 (Target_selector::supported_bfd_names): Rename from
706 supported_names. Change all callers.
707 (Target_selector::recognize_by_emulation): New function.
708 (Target_selector::supported_emulations): New function.
709 (Target_selector::emulation): New function.
710 (Target_selector::do_recognize_by_bfd_name): Rename from
711 do_recognize_by_name. Change all callers.
712 (Target_selector::do_supported_bfd_names): Rename from
713 do_supported_names. Change all callers.
714 (Target_selector::do_recognize_by_emulation): New function.
715 (Target_selector::do_supported_emulations): New function.
716 (select_target_by_bfd_name): Change name in declaration.
717 (select_target_by_emulation): Declare.
718 (supported_emulation_names): Declare.
719 * parameters.cc (parameters_force_valid_target): Try to find
720 target based on emulation from -m option.
721 * options.h (class General_options): Change doc string for -m.
722 * options.cc (help): Print emulations.
723 (General_options::parse_V): Likewise.
724 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
725 Add emulation parameter. Change all callers.
727 2011-06-28 Ian Lance Taylor <iant@google.com>
729 * target.h (class Target): Add osabi_ field.
730 (Target::osabi): New function.
731 (Target::set_osabi): New function.
732 (Target::Target): Initialize osabi_.
733 (Target::do_adjust_elf_header): Make pure virtual.
734 (Sized_target::do_adjust_elf_header): Declare.
735 * target.cc (Sized_target::do_adjust_elf_header): New function.
736 (class Sized_target): Instantiate all versions.
737 * freebsd.h (class Target_freebsd): Remove.
738 (Target_selector_freebsd::do_recognize): Call set_osabi on
740 (Target_selector_freebsd::do_recognize_by_name): Likewise.
741 (Target_selector_freebsd::set_osabi): Remove.
742 * i386.cc (class Target_i386): Inherit from Sized_target rather
744 * x86_64.cc (class Target_x86_64): Likewise.
746 2011-06-28 Ian Lance Taylor <iant@google.com>
748 * target.h (Target::can_check_for_function_pointers): Rewrite.
750 (Target::can_icf_inline_merge_sections): Likewise.
751 (Target::section_may_have_icf_unsafe_poineters): Likewise.
752 (Target::Target_info): Add can_icf_inline_merge_sections field.
753 (Target::do_can_check_for_function_pointers): New virtual
755 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
756 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
757 from can_check_for_function_pointers, move in file.
758 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
759 section_may_have_icf_unsafe_poineters, move in file.
760 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
761 * i386.cc (Target_i386::do_can_check_for_function_pointers):
762 Rename from can_check_for_function_pointers, move in file.
763 (Target_i386::can_icf_inline_merge_sections): Remove.
764 (Target_i386::i386_info): Initialize
765 can_icf_inline_merge_sections.
766 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
767 Initialize can_icf_inline_merge_sections.
768 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
769 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
770 Rename from can_check_for_function_pointers, move in file.
771 (Target_x86_64::can_icf_inline_merge_sections): Remove.
772 (Target_x86_64::x86_64_info): Initialize
773 can_icf_inline_merge_sections.
774 * testsuite/testfile.cc (Target_test::test_target_info):
776 * icf.cc (get_section_contents): Correct formatting.
778 2011-06-27 Ian Lance Taylor <iant@google.com>
780 * symtab.cc (Symbol::versioned_name): New function.
781 (Symbol_table::add_to_final_symtab): Use versioned_name when
783 (Symbol_table::sized_write_symbol): Likewise.
784 * symtab.h (class Symbol): Declare versioned_name.
785 * stringpool.h (class Stringpool_template): Add variant of add
786 which takes a std::basic_string.
787 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
788 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
789 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
790 (ver_test_12.o): New target.
791 * testsuite/Makefile.in: Rebuild.
793 2011-06-27 Doug Kwan <dougkwan@google.com>
795 * arm.cc (Arm_relocate_functions::thm_jump8,
796 Arm_relocate_functions::thm_jump11): Use a wider signed
797 type to compute offset.
798 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
800 * testsuite/Makefile.in: Regenerate.
801 * testsuite/arm_branch_in_range.sh: Check test results of
802 arm_thm_jump11 and arm_thm_jump8.
803 * testsuite/arm_thm_jump11.s: New test source file.
804 * testsuite/arm_thm_jump11.t: New linker script.
805 * testsuite/arm_thm_jump8.s: New test source file.
806 * testsuite/arm_thm_jump8.t: New linker script.
808 2011-06-24 Ian Lance Taylor <iant@google.com>
810 * layout.cc: Include "object.h".
811 (ctors_sections_in_init_array): New static variable.
812 (Layout::is_ctors_in_init_array): New function.
813 (Layout::layout): Add entry to ctors_sections_in_init_array if
815 * layout.h (class Layout): Declare is_ctors_in_init_array.
816 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
817 is_ctors_reverse_view is set.
818 (Sized_relobj_file::write_sections): Add layout parameter. Change
819 all callers. Set is_ctors_reverse_view field of View_size.
820 (Sized_relobj_file::reverse_words): New function.
821 * object.h (Sized_relobj_file::View_size): Add
822 is_ctors_reverse_view field.
823 (class Sized_relobj_file): Update declarations.
824 * testsuite/initpri3.c: New test.
825 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
827 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
828 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
829 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
830 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
831 * testsuite/Makefile.in: Rebuild.
833 2011-06-24 Cary Coutant <ccoutant@google.com>
835 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
836 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
837 (debug_msg_cdebug.err): New targets.
838 * testsuite/Makefile.in: Regenerate.
839 * testsuite/debug_msg.sh: Check output of link with compressed debug.
840 Fix checks for link with shared library.
842 2011-06-24 Doug Kwan <dougkwan@google.com>
844 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
845 skip empty text sections.
846 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
848 2011-06-22 Ian Lance Taylor <iant@google.com>
851 * options.h (class General_options): Add --ctors-in-init-array.
852 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
853 friends as SHT_PROGBITS for merging sections.
854 (Layout::layout): Remove special handling of .init_array and
855 friends. Don't sort if doing relocatable link. Sort for .ctors
856 and .dtors if ctors_in_init_array.
857 (Layout::make_output_section): Force correct section types for
858 .init_array and friends. Don't sort if doing relocatable link,
859 Don't sort .ctors and .dtors if ctors_in_init_array.
860 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
861 (Layout::output_section_name): Add relobj parameter. Change all
862 callers. Handle .ctors. and .dtors. in code rather than table.
863 Handle .ctors and .dtors if ctors_in_init_array.
864 (Layout::match_file_name): New function, moved from output.cc.
865 * layout.h (class Layout): Update declarations.
866 * output.cc: Include "layout.h".
867 (Input_section_sort_entry::get_priority): New function.
868 (Input_section_sort_entry::match_file_name): Just call
869 Layout::match_file_name.
870 (Output_section::Input_section_sort_init_fini_compare::operator()):
871 Handle .ctors and .dtors. Sort by explicit priority rather than
873 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
874 * testsuite/initpri2.c: New test.
875 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
876 (check_PROGRAMS): Add initpri2.
877 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
878 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
879 * configure, testsuite/Makefile.in: Rebuild.
881 2011-06-19 Ian Lance Taylor <iant@google.com>
884 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
885 .interp section to a PT_INTERP segment even if we have seen a
886 --dynamic-linker option. Don't do it if we have seen a PHDRS
887 clause in a linker script.
888 (Layout::finalize): Don't create a .interp section if we've
889 already create a PT_INTERP segment.
890 (Layout::create_interp): Always call choose_output_section (revert
891 patch of 2011-06-17). Don't create PT_INTERP segment.
893 (Script_sections::create_note_and_tls_segments): Add a .interp
894 section to a PT_INTERP segment even if we have seen a
895 --dynamic-linker option.
897 2011-06-18 Ian Lance Taylor <iant@google.com>
899 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
900 merely because a non-PT_LOAD segment has a dynamic reloc.
902 2011-06-18 Ian Lance Taylor <iant@google.com>
904 * layout.cc (Layout::finish_dynamic_section): Don't create
905 DT_FLAGS entry if not needed.
907 2011-06-18 Ian Lance Taylor <iant@google.com>
910 * layout.cc (Layout::layout_eh_frame): Correct handling of
911 writable .eh_frame section.
913 2011-06-17 Ian Lance Taylor <iant@google.com>
916 * resolve.cc (Symbol_table::resolve): Don't give an error if a
917 symbol is redefined with the exact same object and value.
919 2011-06-17 Ian Lance Taylor <iant@google.com>
922 * layout.h (class Layout): Add interp_segment_ field.
923 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
924 (Layout::attach_allocated_section_to_segment): If making shared
925 library, put .interp section in PT_INTERP segment.
926 (Layout::finalize): Also call create_interp if -dynamic-linker
928 (Layout::create_interp): Assert that there is no PT_INTERP
929 segment. If not using a SECTIONS clause, use make_output_section.
930 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
932 (Script_sections::create_note_and_tls_segments): If making shared
933 library, put .interp section in PT_INTERP segment.
935 2011-06-17 Ian Lance Taylor <iant@google.com>
937 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
938 when making a shared library.
940 2011-06-17 Ian Lance Taylor <iant@google.com>
942 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
943 parameter. Change all callers. Don't issue warning about PC32
944 against locally defined symbol.
946 2011-06-16 Ian Lance Taylor <iant@google.com>
948 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
949 occurs in same object.
951 2011-06-14 Alan Modra <amodra@gmail.com>
953 * po/POTFILES.in: Regenerate.
955 2011-06-09 Ian Lance Taylor <iant@google.com>
958 (Orphan_output_section::set_section_addresses): For a relocatable
959 link set address to 0.
961 2011-06-09 Cary Coutant <ccoutant@google.com>
964 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
965 used with --compress-debug-sections.
966 * gold/object.cc (Sized_relobj_file::do_layout): Report
967 uncompressed size of compressed input sections.
969 2011-06-08 Cary Coutant <ccoutant@google.com>
972 * testsuite/two_file_test_2_v1.cc: Change initialization of
973 v2 to keep it in .data.
975 2011-06-07 Cary Coutant <ccoutant@google.com>
977 * common.cc (Symbol_table::do_allocate_commons_list): Call
979 * errors.cc (Errors::fatal): Adjust call to gold_exit.
980 (Errors::fallback): New function.
981 (gold_fallback): New function.
982 * errors.h (Errors::fallback): New function.
983 * gold.cc (gold_exit): Change status parameter to enum; adjust
985 (queue_initial_tasks): Call gold_fallback.
986 * gold.h: Include cstdlib.
987 (Exit_status): New enum type.
988 (gold_exit): Change status parameter to enum.
989 (gold_fallback): New function.
990 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
991 (Layout::create_symtab_sections): Likewise.
992 (Layout::create_shdrs): Likewise.
993 * main.cc (main): Adjust call to gold_exit.
994 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
995 (Output_data_got::add_got_entry_pair): Likewise.
996 (Output_section::add_input_section): Likewise.
997 (Output_section::add_output_section_data): Likewise.
998 (Output_segment::set_section_list_addresses): Likewise.
999 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1001 2011-06-07 Cary Coutant <ccoutant@google.com>
1003 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1004 for incremental links.
1005 * output.cc (Output_segment::set_section_list_addresses): Remove
1006 FIXME and test for TLS or BSS.
1008 2011-06-07 Cary Coutant <ccoutant@google.com>
1010 * testsuite/Makefile.am: Add incremental_copy_test,
1011 incremental_common_test_1.
1012 * testsuite/Makefile.in: Regenerate.
1013 * testsuite/common_test_1_v1.c: New source file.
1014 * testsuite/common_test_1_v2.c: New source file.
1015 * testsuite/copy_test_v1.cc: New source file.
1017 2011-06-07 Cary Coutant <ccoutant@google.com>
1019 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1020 update, allocate common from bss section's free list.
1021 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1022 linker-defined symbols.
1023 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1024 Skip GOT and PLT entries that are no longer referenced.
1025 (Output_section_incremental_inputs::write_info_blocks): Mark
1026 linker-defined symbols.
1027 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1028 * output.cc (Output_section::allocate): New function.
1029 * output.h (Output_section::allocate): New function.
1030 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1031 linker-defined symbols.
1032 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1033 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1034 (Symbol::init_base_output_data): Likewise.
1035 (Symbol::init_base_output_segment): Likewise.
1036 (Symbol::init_base_constant): Likewise.
1037 (Sized_symbol::init_output_data): Likewise.
1038 (Sized_symbol::init_output_segment): Likewise.
1039 (Sized_symbol::init_constant): Likewise.
1040 (Symbol_table::do_define_in_output_data): Likewise.
1041 (Symbol_table::do_define_in_output_segment): Likewise.
1042 (Symbol_table::do_define_as_constant): Likewise.
1043 * symtab.h (Symbol::is_predefined): New function.
1044 (Symbol::init_base_output_data): Add is_predefined parameter.
1045 (Symbol::init_base_output_segment): Likewise.
1046 (Symbol::init_base_constant): Likewise.
1047 (Symbol::is_predefined_): New data member.
1048 (Sized_symbol::init_output_data): Add is_predefined parameter.
1049 (Sized_symbol::init_output_segment): Likewise.
1050 (Sized_symbol::init_constant): Likewise.
1051 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1053 2011-06-07 Cary Coutant <ccoutant@google.com>
1055 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1056 instead of emit_copy_reloc.
1057 (Copy_relocs::emit_copy_reloc): Refactor.
1058 (Copy_relocs::make_copy_reloc): New function.
1059 (Copy_relocs::add_copy_reloc): Remove.
1060 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1062 (Copy_relocs::make_copy_reloc): New function.
1063 (Copy_relocs::add_copy_reloc): Remove.
1064 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1065 unchanged input files.
1066 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1067 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1068 Reserve BSS space for COPY relocations.
1069 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1070 (Output_section_incremental_inputs::write_info_blocks): Record
1071 whether a symbol is copied from a shared object.
1072 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1073 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1074 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1075 (Incremental_input_entry_reader::get_output_symbol_index): Add
1077 (Incremental_binary::emit_copy_relocs): New function.
1078 (Incremental_binary::do_emit_copy_relocs): New function.
1079 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1081 (Sized_incremental_binary::add_copy_reloc): New function.
1082 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1083 (Sized_incremental_binary::Copy_reloc): New struct.
1084 (Sized_incremental_binary::Copy_relocs): New typedef.
1085 (Sized_incremental_binary::copy_relocs_): New data member.
1086 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1087 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1088 * target.h (Sized_target::emit_copy_reloc): New function.
1089 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1091 2011-06-02 Cary Coutant <ccoutant@google.com>
1094 * gold/archive.cc (Archive::Archive): Initialize new data member.
1095 (Archive::include_all_members): Return if archive has already been
1097 * gold/archive.h (Archive::include_all_members_): New data member.
1099 2011-06-02 Nick Clifton <nickc@redhat.com>
1101 * dynobj.h: Fix spelling mistake in comment.
1102 * output.cc: Likewise.
1104 2011-05-31 Doug Kwan <dougkwan@google.com>
1108 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1109 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1110 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1111 redundant arm_exidx_test.so.
1112 * testsuite/Makefile.in: Regenerate.
1113 (check_SCRIPTS): Add pr12826.sh
1114 (check_DATA): Add pr12826.stdout
1115 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1116 * testsuite/pr12826.sh: New file.
1117 * testsuite/pr12826_1.s: Ditto.
1118 * testsuite/pr12826_1.s: Ditto.
1120 2011-05-30 Ian Lance Taylor <iant@google.com>
1122 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1125 2011-05-29 Ian Lance Taylor <iant@google.com>
1128 * testsuite/Makefile.am: Use different file name for two_file_test
1129 temporary file for each incremental test.
1130 * testsuite/Makefile.in: Rebuild.
1132 2011-05-29 Ian Lance Taylor <iant@google.com>
1134 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1135 binary input file is empty.
1137 2011-05-27 Ian Lance Taylor <iant@google.com>
1139 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1140 (ver_test_9.so): Likewise.
1141 * testsuite/Makefile.in: Rebuild.
1143 2011-05-26 Cary Coutant <ccoutant@google.com>
1145 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1146 * incremental.cc (Incremental_inputs::report_input_section): Fix
1147 comment, indentation.
1148 (Incremental_inputs::report_comdat_group): New function.
1149 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1150 of data for incremental input file entry.
1151 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1152 group count, COMDAT group signatures.
1153 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1154 an unchanged input file.
1155 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1156 Initialize new data member.
1157 (Incremental_object_entry::add_comdat_group): New function.
1158 (Incremental_object_entry::get_comdat_group_count): New function.
1159 (Incremental_object_entry::get_comdat_signature_key): New function.
1160 (Incremental_object_entry::groups_): New data member.
1161 (Incremental_inputs::report_comdat_group): New function.
1162 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1163 data for incremental input file entry.
1164 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1165 (Incremental_input_entry_reader::get_input_section): Adjust size of
1166 data for incremental input file entry.
1167 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1168 (Incremental_input_entry_reader::get_comdat_group_signature): New
1170 * object.cc (Sized_relobj::include_section_group): Report kept
1171 COMDAT groups for incremental links.
1173 2011-05-24 David Meyer <pdox@google.com>
1175 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1176 with name parameter. Add found_name parameter.
1177 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1178 * dirsearch.h (class Dirsearch): Update declaration.
1180 2011-05-24 Ian Lance Taylor <iant@google.com>
1182 * archive.cc (Library_base::should_include_member): Pull in object
1183 from archive if it defines the entry symbol.
1184 * parameters.cc (Parameters::entry): New function.
1185 * parameters.h (class Parameters): Declare entry.
1186 * output.h (class Output_file_header): Remove entry_ field.
1187 * output.cc (Output_file_header::Output_file_header): Remove entry
1188 parameter. Change all callers.
1189 (Output_file_header::entry): Use parameters->entry.
1190 * gold.cc (queue_middle_tasks): Likewise.
1191 * plugin.cc (Plugin_hook::run): Likewise.
1193 2011-05-24 Cary Coutant <ccoutant@google.com>
1195 * gold.cc (queue_initial_tasks): Pass incremental base filename
1196 to Output_file::open_base_file; don't print error message.
1197 * incremental-dump.cc (main): Adjust call to
1198 Output_file::open_for_modification.
1199 * incremental-dump.cc (main): Likewise.
1200 * incremental.cc (Incremental_inputs::report_command_line):
1201 Ignore --incremental-base option when comparing command lines.
1202 Ignore parameter when given as separate argument.
1203 * options.h (class General_options): Add --incremental-base.
1204 * output.cc (Output_file::Output_file):
1205 (Output_file::open_base_file): Add base_name and writable parameters;
1206 read base file into new file; print error message here.
1207 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1209 * output.h (Output_file::open_for_modification): Rename to...
1210 (Output_file::open_base_file): ...this; add base_name and
1211 writable parameters; adjust all callers.
1212 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1214 * testsuite/Makefile.am (incremental_test_4): Test
1216 * testsuite/Makefile.in: Regenerate.
1218 2011-05-24 Cary Coutant <ccoutant@google.com>
1220 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1222 * testsuite/Makefile.in: Regenerate.
1223 * testsuite/two_file_test_1_v1.cc: New test source file.
1224 * testsuite/two_file_test_1b_v1.cc: New test source file.
1225 * testsuite/two_file_test_2_v1.cc: New test source file.
1227 2011-05-24 Cary Coutant <ccoutant@google.com>
1229 * dynobj.h (Dynobj::do_dynobj): New function.
1230 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1231 flag and soname for shared objects.
1232 * incremental.cc (Incremental_inputs::report_object): Make
1233 either Incremental_object_entry or Incremental_dynobj_entry; add
1234 soname to string table.
1235 (Incremental_inputs::report_input_section): Add assertion.
1236 (Output_section_incremental_inputs::set_final_data_size): Adjust
1237 type of input file entry for shared libraries; adjust size of
1238 shared library info entry.
1239 (Output_section_incremental_inputs::write_input_files): Write
1240 as_needed flag for shared libraries.
1241 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1242 of input file entry for shared libraries; write soname.
1243 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1244 soname from incremental info.
1245 * incremental.h (enum Incremental_input_flags): Add
1246 INCREMENTAL_INPUT_AS_NEEDED.
1247 (Incremental_input_entry::Incremental_input_entry): Initialize new
1249 (Incremental_input_entry::set_as_needed): New function.
1250 (Incremental_input_entry::as_needed): New function.
1251 (Incremental_input_entry::do_dynobj_entry): New function.
1252 (Incremental_input_entry::as_needed_): New data member.
1253 (Incremental_object_entry::Incremental_object_entry): Don't check
1255 (Incremental_object_entry::do_type): Likewise.
1256 (class Incremental_dynobj_entry): New class.
1257 (Incremental_input_entry_reader::as_needed): New function.
1258 (Incremental_input_entry_reader::get_soname): New function.
1259 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1260 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1261 size of shared library info entry.
1262 * layout.cc (Layout::finish_dynamic_section): Don't test for
1263 incremental link when adding DT_NEEDED entries.
1264 * object.h (Object::Object): Initialize new data member.
1265 (Object::dynobj): New function.
1266 (Object::set_as_needed): New function.
1267 (Object::as_needed): New function.
1268 (Object::do_dynobj): New function.
1269 (Object::as_needed_): New data member.
1271 2011-05-24 Cary Coutant <ccoutant@google.com>
1273 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1274 info; adjust display of GOT entries.
1275 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1276 vector of input objects; remove file_status_.
1277 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1278 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1279 got_plt reader; call target hooks to reserve GOT entries.
1280 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1281 of input file info header and GOT info entry.
1282 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1284 (Got_plt_view_info::got_descriptor): Remove.
1285 (Got_plt_view_info::sym_index): New data member.
1286 (Got_plt_view_info::input_index): New data member.
1287 (Local_got_offset_visitor::visit): Write input file index.
1288 (Global_got_offset_visitor::visit): Write 0 for input file index.
1289 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1290 with sym_index and input_index.
1291 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1292 incremental info GOT entry; replace got_descriptor with input_index.
1293 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1294 map from input file index to object.
1295 (Sized_relobj_incr::do_layout): Replace direct data member reference
1296 with accessor function.
1297 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1298 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1299 Adjust size of input file info header.
1300 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1301 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1302 (Incremental_input_entry_reader::get_input_section): Adjust size of
1303 input file info header.
1304 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1305 of incremental info GOT entry.
1306 (Incremental_got_plt_reader::get_got_desc): Remove.
1307 (Incremental_got_plt_reader::get_got_symndx): New function.
1308 (Incremental_got_plt_reader::get_got_input_index): New function.
1309 (Sized_incremental_binary::Sized_incremental_binary): Remove
1310 file_status_; add input_objects_.
1311 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1312 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1313 (Sized_incremental_binary::file_is_unchanged): Remove.
1314 (Sized_incremental_binary::set_input_object): New function.
1315 (Sized_incremental_binary::input_object): New function.
1316 (Sized_incremental_binary::file_status_): Remove.
1317 (Sized_incremental_binary::input_objects_): New data member.
1318 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1320 (Sized_relobj_incr::invalid_address): Move to base class.
1321 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1323 (Sized_relobj_incr::do_output_section_offset): Likewise.
1324 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1325 (Sized_relobj_incr::section_offsets_): Likewise.
1326 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1328 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1329 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1330 with accessor function.
1331 (Sized_relobj_file::do_layout): Likewise.
1332 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1333 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1334 (Sized_relobj_file::compute_final_local_value): Replace refs to
1335 section_offsets_ with accessor function.
1336 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1337 * object.h (Relobj::Relobj): Initialize new data members.
1338 (Relobj::add_dyn_reloc): New function.
1339 (Relobj::first_dyn_reloc): New function.
1340 (Relobj::dyn_reloc_count): New function.
1341 (Relobj::first_dyn_reloc_): New data member.
1342 (Relobj::dyn_reloc_count_): New data member.
1343 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1345 (Sized_relobj::Address): New typedef.
1346 (Sized_relobj::invalid_address): Move here from child class.
1347 (Sized_relobj::Sized_relobj): Initialize new data members.
1348 (Sized_relobj::sized_relobj): New function.
1349 (Sized_relobj::is_output_section_offset_invalid): Move here from
1351 (Sized_relobj::get_output_section_offset): Likewise.
1352 (Sized_relobj::local_has_got_offset): Likewise.
1353 (Sized_relobj::local_got_offset): Likewise.
1354 (Sized_relobj::set_local_got_offset): Likewise.
1355 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1356 (Sized_relobj::clear_got_offsets): New function.
1357 (Sized_relobj::section_offsets): Move here from child class.
1358 (Sized_relobj::do_output_section_offset): Likewise.
1359 (Sized_relobj::do_set_section_offset): Likewise.
1360 (Sized_relobj::Local_got_offsets): Likewise.
1361 (Sized_relobj::local_got_offsets_): Likewise.
1362 (Sized_relobj::section_offsets_): Likewise.
1363 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1365 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1367 (Sized_relobj_file::sized_relobj): New function
1368 (Sized_relobj_file::local_has_got_offset): Move to base class.
1369 (Sized_relobj_file::local_got_offset): Likewise.
1370 (Sized_relobj_file::set_local_got_offset): Likewise.
1371 (Sized_relobj_file::get_output_section_offset): Likewise.
1372 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1373 (Sized_relobj_file::do_output_section_offset): Likewise.
1374 (Sized_relobj_file::do_set_section_offset): Likewise.
1375 (Sized_relobj_file::Local_got_offsets): Likewise.
1376 (Sized_relobj_file::local_got_offsets_): Likewise.
1377 (Sized_relobj_file::section_offsets_): Likewise.
1378 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1380 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1381 (Output_reloc::get_symbol_index): Likewise.
1382 (Output_reloc::local_section_offset): Likewise.
1383 (Output_reloc::get_address): Likewise.
1384 (Output_reloc::symbol_value): Likewise.
1385 (Output_data_got::reserve_slot): Move to class definition.
1386 (Output_data_got::reserve_local): New function.
1387 (Output_data_got::reserve_slot_for_global): Remove.
1388 (Output_data_got::reserve_global): New function.
1389 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1390 (all constructors, two instantiations).
1391 (Output_reloc::get_relobj): New function (two instantiations).
1392 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1393 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1394 (Output_data_reloc::add_global): Adjust type of relobj.
1395 (Output_data_reloc::add_global_relative): Likewise.
1396 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1397 (Output_data_reloc::add_local): Likewise.
1398 (Output_data_reloc::add_local_relative): Likewise.
1399 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1400 (Output_data_reloc::add_local_section): Likewise.
1401 (Output_data_reloc::add_output_section): Likewise.
1402 (Output_data_reloc::add_absolute): Likewise.
1403 (Output_data_reloc::add_target_specific): Likewise.
1404 (Output_data_got::reserve_slot): Move definition here.
1405 (Output_data_got::reserve_local): New function.
1406 (Output_data_got::reserve_global): New function.
1407 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1408 section_offsets_ with accessor function.
1409 (Sized_relobj_file::write_sections): Likewise.
1410 (Sized_relobj_file::do_relocate_sections): Likewise.
1411 * target.h (Sized_target::reserve_local_got_entry): New function.
1412 (Sized_target::reserve_global_got_entry): New function.
1413 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1414 (Target_x86_64::reserve_global_got_entry): New function.
1415 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1417 2011-05-23 Cary Coutant <ccoutant@google.com>
1419 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1420 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1421 bit when checking got_type.
1422 * incremental.cc (Sized_incremental_binary::setup_readers):
1423 Store symbol table and string table locations; initialize bit vector
1424 of file status flags.
1425 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1427 (Sized_incremental_binary::do_process_got_plt): New function.
1428 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1429 (Output_section_incremental_inputs::set_final_data_size): Record
1430 file index for each input file.
1431 (Output_section_incremental_inputs::write_got_plt): Store file index
1432 instead of input entry offset for each GOT entry.
1434 (Incremental_input_entry::Incremental_input_entry): Initialize new
1436 (Incremental_input_entry::set_offset): Store file index.
1437 (Incremental_input_entry::get_file_index): New function.
1438 (Incremental_input_entry::file_index_): New data member.
1439 (Incremental_binary::process_got_plt): New function.
1440 (Incremental_binary::do_process_got_plt): New function.
1441 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1443 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1444 (Sized_incremental_binary::set_file_is_unchanged): New function.
1445 (Sized_incremental_binary::file_is_unchanged): New function.
1446 (Sized_incremental_binary::do_process_got_plt): New function.
1447 (Sized_incremental_binary::file_status_): New data member.
1448 (Sized_incremental_binary::main_symtab_loc_): New data member.
1449 (Sized_incremental_binary::main_strtab_loc_): New data member.
1450 * output.cc (Output_data_got::Got_entry::write): Add case
1452 (Output_data_got::add_global): Call add_got_entry.
1453 (Output_data_got::add_global_plt): Likewise.
1454 (Output_data_got::add_global_with_rel): Likewise.
1455 (Output_data_got::add_global_with_rela): Likewise.
1456 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1457 (Output_data_got::add_global_pair_with_rela): Likewise.
1458 (Output_data_got::add_local): Call add_got_entry.
1459 (Output_data_got::add_local_plt): Likewise.
1460 (Output_data_got::add_local_with_rel): Likewise.
1461 (Output_data_got::add_local_with_rela): Likewise.
1462 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1463 (Output_data_got::add_local_pair_with_rela): Likewise.
1464 (Output_data_got::reserve_slot): New function.
1465 (Output_data_got::reserve_slot_for_global): New function.
1466 (Output_data_got::add_got_entry): New function.
1467 (Output_data_got::add_got_entry_pair): New function.
1468 (Output_section::add_output_section_data): Edit FIXME.
1470 (Output_section_data_build::Output_section_data_build): New
1471 constructor with size parameter.
1472 (Output_data_space::Output_data_space): Likewise.
1473 (Output_data_got::Output_data_got): Initialize new data member; new
1474 constructor with size parameter.
1475 (Output_data_got::add_constant): Call add_got_entry.
1476 (Output_data_got::reserve_slot): New function.
1477 (Output_data_got::reserve_slot_for_global): New function.
1478 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1479 (Output_data_got::add_got_entry): New function.
1480 (Output_data_got::add_got_entry_pair): New function.
1481 (Output_data_got::free_list_): New data member.
1482 * target.h (Sized_target::init_got_plt_for_update): New function.
1483 (Sized_target::register_global_plt_entry): New function.
1484 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1485 Initialize new data member; call init; add constructor with PLT count.
1486 (Output_data_plt_x86_64::init): New function.
1487 (Output_data_plt_x86_64::add_relocation): New function.
1488 (Output_data_plt_x86_64::reserve_slot): New function.
1489 (Output_data_plt_x86_64::free_list_): New data member.
1490 (Target_x86_64::init_got_plt_for_update): New function.
1491 (Target_x86_64::register_global_plt_entry): New function.
1492 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1493 incremental updates.
1494 (Output_data_plt_x86_64::add_relocation): New function.
1495 * testsuite/object_unittest.cc (Object_test): Set default options.
1497 2011-05-16 Ian Lance Taylor <iant@google.com>
1499 * options.h (class General_options): Make -i a synonym for -r.
1501 2011-05-16 Ian Lance Taylor <iant@google.com>
1503 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1505 2011-05-10 Cary Coutant <ccoutant@google.com>
1507 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1510 2011-05-06 Ian Lance Taylor <iant@google.com>
1512 * layout.cc (Layout::layout): If the output section flags change,
1513 update the ordering.
1515 2011-04-25 Cary Coutant <ccoutant@google.com>
1517 * incremental-dump.cc (dump_incremental_inputs): Print local
1518 symbol info for each input file.
1520 (Output_section_incremental_inputs::set_final_data_size): Add local
1521 symbol info to input file entries in incremental info.
1522 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1523 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1524 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1525 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1527 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1528 (Sized_incr_relobj::do_relocate): Write the local symbols.
1529 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1530 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1531 Adjust size of input file header.
1532 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1533 (Incremental_inputs_reader::get_local_symbol_count): New function.
1534 (Incremental_inputs_reader::get_input_section): Adjust size of input
1536 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1537 (Sized_incr_relobj::This): New typedef.
1538 (Sized_incr_relobj::sym_size): New const data member.
1539 (Sized_incr_relobj::Local_symbol): New struct.
1540 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1541 (Sized_incr_relobj::do_local_symbol_offset): New function.
1542 (Sized_incr_relobj::local_symbol_count_): New data member.
1543 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1544 (Sized_incr_relobj::local_symbol_index_): New data member.
1545 (Sized_incr_relobj::local_symbol_offset_): New data member.
1546 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1547 (Sized_incr_relobj::local_symbols_): New data member.
1548 * object.h (Relobj::output_local_symbol_count): New function.
1549 (Relobj::local_symbol_offset): New function.
1550 (Relobj::do_output_local_symbol_count): New function.
1551 (Relobj::do_local_symbol_offset): New function.
1552 (Sized_relobj::do_output_local_symbol_count): New function.
1553 (Sized_relobj::do_local_symbol_offset): New function.
1555 2011-04-22 Vladimir Simonov <sv@sw.ru>
1557 * descriptors.cc (set_close_on_exec): New function.
1558 (Descriptors::open): Use set_close_on_exec.
1559 * output.cc (S_ISLNK): Define if not defined.
1561 2011-04-22 Cary Coutant <ccoutant@google.com>
1563 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1565 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1566 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1567 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1569 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1570 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1571 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1573 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1575 (Incremental_binary::apply_incremental_relocs): New function.
1576 (Incremental_binary::do_apply_incremental_relocs): New function.
1577 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1579 (Sized_incremental_binary::add_global_symbol): New function.
1580 (Sized_incremental_binary::global_symbol): New function.
1581 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1582 (Sized_incremental_binary::symbol_map_): New data member.
1583 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1584 * target.h (Sized_target::apply_relocation): New function.
1585 * target-reloc.h (apply_relocation): New function.
1586 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1588 2011-04-22 Doug Kwan <dougkwan@google.com>
1590 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1591 flag of a SHT_ARM_EXIDX section.
1592 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1593 * testsuite/Makefile.in: Regenerate.
1594 * testsuite/arm_exidx_test.s: New file.
1595 * testsuite/arm_exidx_test.sh: Same.
1597 2011-04-20 Cary Coutant <ccoutant@google.com>
1600 * archive.h (Incremental_archive_entry::Archive_member):
1601 Initialize arg_serial_ (second constructor).
1603 2011-04-17 Ian Lance Taylor <iant@google.com>
1605 * object.cc (Relocate_info::location): Simplify location string.
1606 * errors.cc (Errors::error_at_location): Don't print program
1608 (Errors::warning_at_location): Likewise.
1609 (Errors::undefined_symbol): Likewise.
1610 * testsuite/debug_msg.sh: Update accordingly.
1612 2011-04-14 Cary Coutant <ccoutant@google.com>
1614 * gold/layout.cc (Layout::symtab_section_offset): New function.
1615 * gold/layout.h (Layout::symtab_section_offset): New function.
1616 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1618 2011-04-12 Ian Lance Taylor <iant@google.com>
1620 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1621 with MREMAP_MAYMOVE.
1622 * output.h (class Output_file): Add map_is_allocated_ field.
1623 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1624 not available, provide stubs. If mremap is not available, #define
1626 (MREMAP_MAYMOVE): Define if not defined.
1627 (Output_file::Output_file): Initialize map_is_allocated_.
1628 (Output_file::resize): Check map_is_allocated_.
1629 (Output_file::map_anonymous): If mmap fails, use malloc.
1630 (Output_file::unmap): Don't do anything for an anonymous map.
1631 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1632 is not available, provide stubs.
1633 (File_read::View::~View): Use free rather than delete[].
1634 (File_read::make_view): Use malloc rather than new[]. If mmap
1636 (File_read::find_or_make_view): Use malloc rather than new[].
1637 * gold.h: Remove HAVE_REMAP code.
1638 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1639 exists. Rename mremap to gold_mremap. If mmap is not available
1641 * configure, config.in: Rebuild.
1643 2011-04-11 Ian Lance Taylor <iant@google.com>
1645 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1646 initialize local variable v.
1648 2011-04-11 Cary Coutant <ccoutant@google.com>
1650 * archive.cc (Archive::include_member): Adjust call to
1652 (Add_archive_symbols::run): Track argument serial numbers.
1653 (Lib_group::include_member): Likewise.
1654 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1655 * archive.h (Incremental_archive_entry::Archive_member):
1656 Initialize arg_serial_.
1657 (Archive_member::arg_serial_): New data member.
1658 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1659 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1661 (Sized_dynobj::do_for_all_local_got_entries): New function.
1662 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1664 * fileread.cc (get_mtime): New function.
1665 * fileread.h (get_mtime): New function.
1666 * gold.cc (queue_initial_tasks): Check for incremental update.
1667 (process_incremental_input): New function.
1668 (queue_middle_tasks): Don't force valid target for incremental
1670 * incremental-dump.cc (find_input_containing_global): Adjust
1671 size of symbol info entry.
1672 (dump_incremental_inputs): Dump argument serial number and
1673 in_system_directory flag; bias shndx by 1; print symbol names
1674 when dumping per-file symbol lists; use new symbol info readers.
1676 (Output_section_incremental_inputs:update_data_size): New function.
1677 (Sized_incremental_binary::setup_readers): Setup input readers
1678 for each input file; build maps for files added from libraries
1680 (Sized_incremental_binary::check_input_args): New function.
1681 (Sized_incremental_binary::do_check_inputs): Build map of argument
1682 serial numbers to input arguments.
1683 (Sized_incremental_binary::do_file_has_changed): Rename
1684 do_file_is_unchanged to this; compare file modification times.
1685 (Sized_incremental_binary::do_init_layout): New function.
1686 (Sized_incremental_binary::do_reserve_layout): New function.
1687 (Sized_incremental_binary::do_get_input_reader): Remove.
1688 (Sized_incremental_binary::get_symtab_view): New function.
1689 (Incremental_checker::can_incrementally_link_output_file): Remove.
1690 (Incremental_inputs::report_command_line): Exclude --debug options.
1691 (Incremental_inputs::report_archive_begin): Add parameter; track
1692 argument serial numbers; don't put input file entry for archive
1693 before archive members.
1694 (Incremental_inputs::report_archive_end): Put input file entry
1695 for archive after archive members.
1696 (Incremental_inputs::report_object): Add parameter; track argument
1697 serial numbers and in_system_directory flag.
1698 (Incremental_inputs::report_script): Add parameter; track argument
1700 (Output_section_incremental_inputs::set_final_data_size): Adjust
1701 size of symbol info entry; check for forwarding symbols.
1702 (Output_section_incremental_inputs::write_input_files): Write
1703 in_system_directory flag and argument serial number.
1704 (Output_section_incremental_inputs::write_info_blocks): Map section
1705 indices between incremental info and original input file; store
1706 input section index for each symbol.
1707 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1708 change operator() to visit().
1709 (class Global_got_offset_visitor): Likewise.
1710 (class Global_symbol_visitor_got_plt):
1711 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1713 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1714 (Sized_incr_relobj::do_read_symbols): New function.
1715 (Sized_incr_relobj::do_layout): New function.
1716 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1717 (Sized_incr_relobj::do_add_symbols): New function.
1718 (Sized_incr_relobj::do_should_include_member): New function.
1719 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1720 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1721 (Sized_incr_relobj::do_section_size): New function.
1722 (Sized_incr_relobj::do_section_name): New function.
1723 (Sized_incr_relobj::do_section_contents): New function.
1724 (Sized_incr_relobj::do_section_flags): New function.
1725 (Sized_incr_relobj::do_section_entsize): New function.
1726 (Sized_incr_relobj::do_section_address): New function.
1727 (Sized_incr_relobj::do_section_type): New function.
1728 (Sized_incr_relobj::do_section_link): New function.
1729 (Sized_incr_relobj::do_section_info): New function.
1730 (Sized_incr_relobj::do_section_addralign): New function.
1731 (Sized_incr_relobj::do_initialize_xindex): New function.
1732 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1733 (Sized_incr_relobj::do_read_relocs): New function.
1734 (Sized_incr_relobj::do_gc_process_relocs): New function.
1735 (Sized_incr_relobj::do_scan_relocs): New function.
1736 (Sized_incr_relobj::do_count_local_symbols): New function.
1737 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1738 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1739 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1740 (Sized_incr_relobj::do_relocate): New function.
1741 (Sized_incr_relobj::do_set_section_offset): New function.
1742 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1743 (Sized_incr_dynobj::do_read_symbols): New function.
1744 (Sized_incr_dynobj::do_layout): New function.
1745 (Sized_incr_dynobj::do_add_symbols): New function.
1746 (Sized_incr_dynobj::do_should_include_member): New function.
1747 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1748 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1749 (Sized_incr_dynobj::do_section_size): New function.
1750 (Sized_incr_dynobj::do_section_name): New function.
1751 (Sized_incr_dynobj::do_section_contents): New function.
1752 (Sized_incr_dynobj::do_section_flags): New function.
1753 (Sized_incr_dynobj::do_section_entsize): New function.
1754 (Sized_incr_dynobj::do_section_address): New function.
1755 (Sized_incr_dynobj::do_section_type): New function.
1756 (Sized_incr_dynobj::do_section_link): New function.
1757 (Sized_incr_dynobj::do_section_info): New function.
1758 (Sized_incr_dynobj::do_section_addralign): New function.
1759 (Sized_incr_dynobj::do_initialize_xindex): New function.
1760 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1761 (make_sized_incremental_object): New function.
1762 (Incremental_library::copy_unused_symbols): New function.
1763 (Incremental_library::do_for_all_unused_symbols): New function.
1764 * incremental.h (enum Incremental_input_flags): New type.
1765 (class Incremental_checker): Remove.
1766 (Incremental_input_entry::Incremental_input_entry): Add argument
1768 (Incremental_input_entry::arg_serial): New function.
1769 (Incremental_input_entry::set_is_in_system_directory): New function.
1770 (Incremental_input_entry::is_in_system_directory): New function.
1771 (Incremental_input_entry::arg_serial_): New data member.
1772 (Incremental_input_entry::is_in_system_directory_): New data member.
1773 (class Script_info): Move here from script.h.
1774 (Script_info::Script_info): Add filename parameter.
1775 (Script_info::filename): New function.
1776 (Script_info::filename_): New data member.
1777 (Incremental_script_entry::Incremental_script_entry): Add argument
1779 (Incremental_object_entry::Incremental_object_entry): Likewise.
1780 (Incremental_object_entry::add_input_section): Build list of input
1781 sections with map to original shndx.
1782 (Incremental_object_entry::get_input_section_index): New function.
1783 (Incremental_object_entry::shndx_): New data member.
1784 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1785 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1786 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1788 (Incremental_inputs::report_archive_begin): Likewise.
1789 (Incremental_inputs::report_object): Likewise.
1790 (Incremental_inputs::report_script): Likewise.
1791 (class Incremental_global_symbol_reader): New class.
1792 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1793 and store flags and input file type.
1794 (Incremental_input_entry_reader::arg_serial): New function.
1795 (Incremental_input_entry_reader::type): Extract type from flags.
1796 (Incremental_input_entry_reader::is_in_system_directory): New function.
1797 (Incremental_input_entry_reader::get_input_section_count): Call
1798 accessor function for type.
1799 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1800 function for type; adjust size of global symbol entry.
1801 (Incremental_input_entry_reader::get_global_symbol_count): Call
1802 accessor function for type.
1803 (Incremental_input_entry_reader::get_object_count): Likewise.
1804 (Incremental_input_entry_reader::get_object_offset): Likewise.
1805 (Incremental_input_entry_reader::get_member_count): Likewise.
1806 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1807 (Incremental_input_entry_reader::get_member_offset): Likewise.
1808 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1809 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1810 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1811 (Incremental_input_entry_reader::get_global_symbol_reader): New
1813 (Incremental_input_entry_reader::get_output_symbol_index): New
1815 (Incremental_input_entry_reader::type_): Remove.
1816 (Incremental_input_entry_reader::flags_): New data member.
1817 (Incremental_inputs_reader::input_file_offset): New function.
1818 (Incremental_inputs_reader::input_file_index): New function.
1819 (Incremental_inputs_reader::input_file): Call input_file_offset.
1820 (Incremental_inputs_reader::input_file_at_offset): New function.
1821 (Incremental_relocs_reader::get_r_type): Reformat.
1822 (Incremental_relocs_reader::get_r_shndx): Reformat.
1823 (Incremental_relocs_reader::get_r_offset): Reformat.
1824 (Incremental_relocs_reader::data): New function.
1825 (Incremental_binary::Incremental_binary): Initialize new data members.
1826 (Incremental_binary::check_inputs): Add cmdline parameter.
1827 (Incremental_binary::file_is_unchanged): Remove.
1828 (Input_reader::arg_serial): New function.
1829 (Input_reader::get_unused_symbol_count): New function.
1830 (Input_reader::get_unused_symbol): New function.
1831 (Input_reader::do_arg_serial): New function.
1832 (Input_reader::do_get_unused_symbol_count): New function.
1833 (Input_reader::do_get_unused_symbol): New function.
1834 (Incremental_binary::input_file_count): New function.
1835 (Incremental_binary::get_input_reader): Change signature to use
1836 index instead of filename.
1837 (Incremental_binary::file_has_changed): New function.
1838 (Incremental_binary::get_input_argument): New function.
1839 (Incremental_binary::get_library): New function.
1840 (Incremental_binary::get_script_info): New function.
1841 (Incremental_binary::init_layout): New function.
1842 (Incremental_binary::reserve_layout): New function.
1843 (Incremental_binary::output_file): New function.
1844 (Incremental_binary::do_check_inputs): New function.
1845 (Incremental_binary::do_file_is_unchanged): Remove.
1846 (Incremental_binary::do_file_has_changed): New function.
1847 (Incremental_binary::do_init_layout): New function.
1848 (Incremental_binary::do_reserve_layout): New function.
1849 (Incremental_binary::do_input_file_count): New function.
1850 (Incremental_binary::do_get_input_reader): Change signature.
1851 (Incremental_binary::input_args_map_): New data member.
1852 (Incremental_binary::library_map_): New data member.
1853 (Incremental_binary::script_map_): New data member.
1854 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1856 (Sized_incremental_binary::output_section): New function.
1857 (Sized_incremental_binary::inputs_reader): Add const.
1858 (Sized_incremental_binary::symtab_reader): Add const.
1859 (Sized_incremental_binary::relocs_reader): Add const.
1860 (Sized_incremental_binary::got_plt_reader): Add const.
1861 (Sized_incremental_binary::get_symtab_view): New function.
1862 (Sized_incremental_binary::Inputs_reader): New typedef.
1863 (Sized_incremental_binary::Input_entry_reader): New typedef.
1864 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1865 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1866 (Sized_incremental_binary::do_file_has_changed): New function.
1867 (Sized_incremental_binary::do_init_layout): New function.
1868 (Sized_incremental_binary::do_reserve_layout): New function.
1869 (Sized_input_reader::Inputs_reader): Remove.
1870 (Sized_input_reader::Input_entry_reader): Remove.
1871 (Sized_input_reader::do_arg_serial): New function.
1872 (Sized_input_reader::do_get_unused_symbol_count): New function.
1873 (Sized_input_reader::do_get_unused_symbol): New function.
1874 (Sized_incremental_binary::do_input_file_count): New function.
1875 (Sized_incremental_binary::do_get_input_reader): Change signature;
1876 use index instead of filename.
1877 (Sized_incremental_binary::section_map_): New data member.
1878 (Sized_incremental_binary::input_entry_readers_): New data member.
1879 (class Sized_incr_relobj): New class.
1880 (class Sized_incr_dynobj): New class.
1881 (make_sized_incremental_object): New function.
1882 (class Incremental_library): New class.
1883 * layout.cc (Free_list::num_lists): New static data member.
1884 (Free_list::num_nodes): New static data member.
1885 (Free_list::num_removes): New static data member.
1886 (Free_list::num_remove_visits): New static data member.
1887 (Free_list::num_allocates): New static data member.
1888 (Free_list::num_allocate_visits): New static data member.
1889 (Free_list::init): New function.
1890 (Free_list::remove): New function.
1891 (Free_list::allocate): New function.
1892 (Free_list::dump): New function.
1893 (Free_list::print_stats): New function.
1894 (Layout_task_runner::run): Resize output file for incremental updates.
1895 (Layout::Layout): Initialize new data members.
1896 (Layout::set_incremental_base): New function.
1897 (Layout::init_fixed_output_section): New function.
1898 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1899 incremental updates.
1900 (Layout::create_gold_note): Do not create gold note section for
1901 incremental updates.
1902 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1903 for incremental updates.
1904 (Layout::set_section_offsets): For incremental updates, allocate space
1906 (Layout::create_symtab_sections): Layout with offsets relative to
1907 start of section; for incremental updates, allocate space from free
1909 (Layout::create_shdrs): For incremental updates, allocate space from
1911 (Layout::finish_dynamic_section): For incremental updates, do not
1912 check --as-needed (fixed in subsequent patch).
1913 * layout.h (class Free_list): New class.
1914 (Layout::set_incremental_base): New function.
1915 (Layout::incremental_base): New function.
1916 (Layout::init_fixed_output_section): New function.
1917 (Layout::allocate): New function.
1918 (Layout::incremental_base_): New data member.
1919 (Layout::free_list_): New data member.
1920 * main.cc (main): Print Free_list statistics.
1921 * object.cc (Relobj::finalize_incremental_relocs): Add
1922 clear_counts parameter; clear counts only when clear_counts is set.
1923 (Sized_relobj::Sized_relobj): Initialize new base class.
1924 (Sized_relobj::do_layout): Don't report special sections.
1925 (Sized_relobj::do_for_all_local_got_entries): New function.
1926 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1927 symtab_off to all symbol table offsets.
1928 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1929 * object.h (class Got_offset_list): Move to top of file.
1930 (Object::Object): Allow case where input_file == NULL.
1931 (Object::~Object): Likewise.
1932 (Object::input_file): Assert that input_file != NULL.
1933 (Object::lock): Allow case where input_file == NULL.
1934 (Object::unlock): Likewise.
1935 (Object::is_locked): Likewise.
1936 (Object::token): Likewise.
1937 (Object::release): Likewise.
1938 (Object::is_incremental): New function.
1939 (Object::get_mtime): New function.
1940 (Object::for_all_local_got_entries): New function.
1941 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1942 (Object::set_is_in_system_directory): New function.
1943 (Object::is_in_system_directory): New function.
1944 (Object::do_is_incremental): New function.
1945 (Object::do_get_mtime): New function.
1946 (Object::do_for_all_local_got_entries): New function.
1947 (Object::is_in_system_directory_): New data member.
1948 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1949 (class Sized_relobj_base): New class.
1950 (class Sized_relobj): Derive from Sized_relobj_base.
1951 (class Sized_relobj::Symbols): Redeclare from base class.
1952 (class Sized_relobj::local_got_offset_list): Remove.
1953 (class Sized_relobj::Output_sections): Redeclare from base class.
1954 (class Sized_relobj::do_for_all_local_got_entries): New function.
1955 (class Sized_relobj::write_local_symbols): Add offset parameter.
1956 (class Sized_relobj::local_symbol_offset_): Update comment.
1957 (class Sized_relobj::local_dynsym_offset_): Update comment.
1958 * options.cc (Input_arguments::add_file): Remove const.
1959 * options.h (Input_file_argument::Input_file_argument):
1960 Initialize arg_serial_ (all constructors).
1961 (Input_file_argument::set_arg_serial): New function.
1962 (Input_file_argument::arg_serial): New function.
1963 (Input_file_argument::arg_serial_): New data member.
1964 (Input_arguments::Input_arguments): Initialize file_count_.
1965 (Input_arguments::add_file): Remove const.
1966 (Input_arguments::number_of_input_files): New function.
1967 (Input_arguments::file_count_): New data member.
1968 (Command_line::number_of_input_files): Call
1969 Input_arguments::number_of_input_files.
1970 * output.cc (Output_segment_headers::Output_segment_headers):
1972 (Output_section::Input_section::current_data_size): New function.
1973 (Output_section::Output_section): Initialize new data members.
1974 (Output_section::add_input_section): Don't do merge sections for
1975 an incremental link; allocate space from free list for an
1977 (Output_section::add_output_section_data): Allocate space from
1978 free list for an incremental update.
1979 (Output_section::update_data_size): New function.
1980 (Output_section::set_fixed_layout): New function.
1981 (Output_section::reserve): New function.
1982 (Output_segment::set_section_addresses): Remove const.
1983 (Output_segment::set_section_list_addresses): Remove const; allocate
1984 space from free list for an incremental update.
1985 (Output_segment::set_offset): Adjust size of RELRO segment for an
1987 * output.h (Output_data::current_data_size): Move here from
1989 (Output_data::pre_finalize_data_size): New function.
1990 (Output_data::update_data_size): New function.
1991 (Output_section_headers::update_data_size): new function.
1992 (Output_section_data_build::current_data_size): Move to Output_data.
1993 (Output_data_strtab::update_data_size): New function.
1994 (Output_section::current_data_size): Move to Output_data.
1995 (Output_section::set_fixed_layout): New function.
1996 (Output_section::has_fixed_layout): New function.
1997 (Output_section::reserve): New function.
1998 (Output_section::update_data_size): New function.
1999 (Output_section::has_fixed_layout_): New data member.
2000 (Output_section::free_list_): New data member.
2001 (Output_segment::set_section_addresses): Remove const.
2002 (Output_segment::set_section_list_addresses): Remove const.
2003 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2005 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2007 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2008 parameter when calling Add_symbols constructor; store argument
2009 serial number for members of a lib group.
2010 (Add_symbols::locks): Allow case where token == NULL.
2011 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2012 (Read_member::~Read_member): New function.
2013 (Read_member::is_runnable): New function.
2014 (Read_member::locks): New function.
2015 (Read_member::run): New function.
2016 (Check_script::~Check_script): New function.
2017 (Check_script::is_runnable): New function.
2018 (Check_script::locks): New function.
2019 (Check_script::run): New function.
2020 (Check_library::~Check_library): New function.
2021 (Check_library::is_runnable): New function.
2022 (Check_library::locks): New function.
2023 (Check_library::run): New function.
2024 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2025 (Add_symbols::library_): New data member.
2026 (class Read_member): New class.
2027 (class Check_script): New class.
2028 (class Check_library): New class.
2029 * reloc.cc (Read_relocs::is_runnable): Allow case where
2031 (Read_relocs::locks): Likewise.
2032 (Scan_relocs::locks): Likewise.
2033 (Relocate_task::locks): Likewise.
2034 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2036 (Sized_relobj::incremental_relocs_scan): Fix comment.
2037 (Sized_relobj::do_relocate): Pass output file offset to
2038 write_local_symbols.
2039 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2040 from class declaration.
2041 * script.cc (read_input_script): Allocate Script_info; pass
2042 argument serial number to report_script.
2043 * script.h (class Script_info): Move to incremental.h.
2044 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2045 * symtab.h (Symbol_table::add_from_incrobj): New function.
2046 (Symbol_table::set_file_offset): New function.
2048 2011-04-05 Cary Coutant <ccoutant@google.com>
2050 * incremental-dump.cc (dump_incremental_inputs): Change signature
2051 to take a Sized_incremental_binary; change caller. Use readers
2052 in Sized_incremental_binary.
2054 (Sized_incremental_binary::find_incremental_inputs_sections):
2055 Rename do_find_incremental_inputs_sections to this.
2056 (Sized_incremental_binary::setup_readers): New function.
2057 (Sized_incremental_binary::do_check_inputs): Check
2058 has_incremental_info_ flag; move setup code to setup_readers;
2060 (Sized_incremental_binary::do_file_is_unchanged): New function.
2061 (Sized_incremental_binary::do_get_input_reader): New function.
2062 * incremental.h (class Incremental_binary): Move to end of file.
2063 (Incremental_binary::file_is_unchanged): New function.
2064 (Incremental_binary::do_file_is_unchanged): New function.
2065 (Incremental_binary::Input_reader): New class.
2066 (Incremental_binary::get_input_reader): New function.
2067 (class Sized_incremental_binary): Move to end of file.
2068 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2069 input section reader classes.
2070 (Sized_incremental_binary::has_incremental_info): New function.
2071 (Sized_incremental_binary::inputs_reader): New function.
2072 (Sized_incremental_binary::symtab_reader): New function.
2073 (Sized_incremental_binary::relocs_reader): New function.
2074 (Sized_incremental_binary::got_plt_reader): New function.
2075 (Sized_incremental_binary::do_file_is_unchanged): New function.
2076 (Sized_incremental_binary::Sized_input_reader): New class.
2077 (Sized_incremental_binary::get_input_reader): New function.
2078 (Sized_incremental_binary::find_incremental_inputs_sections):
2079 Rename do_find_incremental_inputs_sections to this.
2080 (Sized_incremental_binary::setup_readers): New function.
2081 (Sized_incremental_binary::has_incremental_info_): New data member.
2082 (Sized_incremental_binary::inputs_reader_): New data member.
2083 (Sized_incremental_binary::symtab_reader_): New data member.
2084 (Sized_incremental_binary::relocs_reader_): New data member.
2085 (Sized_incremental_binary::got_plt_reader_): New data member.
2086 (Sized_incremental_binary::current_input_file_): New data member.
2088 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2091 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2094 2011-03-30 Cary Coutant <ccoutant@google.com>
2096 * archive.cc (Archive::include_member): Adjust call to report_object.
2097 (Add_archive_symbols::run): Add script_info to call to
2098 report_archive_begin.
2099 (Lib_group::include_member): Adjust call to report_object.
2100 (Add_lib_group_symbols::run): Adjust call to report_object.
2101 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2102 blocks. Add object count for script input files.
2103 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2104 script_info parameter; change all callers.
2105 (Incremental_inputs::report_object): Add script_info parameter;
2107 (Incremental_inputs::report_script): Store backpointer to
2108 incremental info entry.
2109 (Output_section_incremental_inputs::set_final_data_size): Record
2110 additional information for scripts.
2111 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2112 * incremental.h (Incremental_script_entry::add_object): New function.
2113 (Incremental_script_entry::get_object_count): New function.
2114 (Incremental_script_entry::get_object): New function.
2115 (Incremental_script_entry::objects_): New data member; adjust
2117 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2118 (Incremental_inputs::report_object): Add script_info parameter.
2119 (Incremental_inputs_reader::get_object_count): New function.
2120 (Incremental_inputs_reader::get_object_offset): New function.
2121 * options.cc (Input_arguments::add_file): Return reference to
2123 * options.h (Input_argument::set_script_info): New function.
2124 (Input_argument::script_info): New function.
2125 (Input_argument::script_info_): New data member; adjust all
2127 (Input_file_group::add_file): Return reference to new input argument.
2128 (Input_file_lib::add_file): Likewise.
2129 (Input_arguments::add_file): Likewise.
2130 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2131 * script.cc (Parser_closure::Parser_closure): Add script_info
2132 parameter; adjust all callers.
2133 (Parser_closure::script_info): New function.
2134 (Parser_closure::script_info_): New data member.
2135 (read_input_script): Report scripts earlier to incremental info.
2136 (script_add_file): Set script_info in Input_argument.
2137 (script_add_library): Likewise.
2138 * script.h (Script_options::Script_info): Rewrite class.
2140 2011-03-29 Cary Coutant <ccoutant@google.com>
2142 * archive.cc (Library_base::should_include_member): Move
2143 method here from class Archive.
2144 (Archive::Archive): Initialize base class.
2145 (Archive::should_include_member): Move to base class.
2146 (Archive::do_for_all_unused_symbols): New function.
2147 (Add_archive_symbols::run): Remove redundant access to
2149 (Lib_group::Lib_group): Initialize base class.
2150 (Lib_group::do_filename): New function.
2151 (Lib_group::include_member): Pass pointer to Lib_group to
2153 (Lib_group::do_for_all_unused_symbols): New function.
2154 (Add_lib_group_symbols::run): Report archive information for
2156 * archive.h (class Library_base): New base class.
2157 (class Archive): Derive from Library_base.
2158 (Archive::filename): Move to base class.
2159 (Archive::set_incremental_info): Likewise.
2160 (Archive::incremental_info): Likewise.
2161 (Archive::Should_include): Likewise.
2162 (Archive::should_include_member): Likewise.
2163 (Archive::Armap_entry): Remove.
2164 (Archive::Unused_symbol_iterator): Remove.
2165 (Archive::unused_symbols_begin): Remove.
2166 (Archive::unused_symbols_end): Remove.
2167 (Archive::do_filename): New function.
2168 (Archive::do_get_mtime): New function.
2169 (Archive::do_for_all_unused_symbols): New function.
2170 (Archive::task_): Move to base class.
2171 (Archive::incremental_info_): Likewise.
2172 (class Lib_group): Derive from Library_base.
2173 (Lib_group::do_filename): New function.
2174 (Lib_group::do_get_mtime): New function.
2175 (Lib_group::do_for_all_unused_symbols): New function.
2176 (Lib_group::task_): Move to base class.
2177 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2179 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2181 * incremental.cc (Incremental_inputs::report_archive_begin):
2182 Use Library_base; call library's get_mtime; add incremental inputs
2183 entry before members.
2184 (class Unused_symbol_visitor): New class.
2185 (Incremental_inputs::report_archive_end): Use Library_base; use
2186 visitor class to record unused symbols; don't add incremental inputs
2187 entry after members.
2188 (Incremental_inputs::report_object): Use Library_base.
2190 (Incremental_archive_entry::Incremental_archive_entry): Remove
2191 unused Archive parameter.
2192 (Incremental_inputs::report_archive_begin): Use Library_base.
2193 (Incremental_inputs::report_archive_end): Likewise.
2194 (Incremental_inputs::report_object): Likewise.
2195 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2197 * object.h (Object::for_all_global_symbols): New function.
2198 (Object::do_for_all_global_symbols): New function.
2199 (Sized_relobj::do_for_all_global_symbols): New function.
2200 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2202 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2205 2011-03-27 Ian Lance Taylor <iant@google.com>
2207 * archive.cc (Archive::interpret_header): Return -1 if something
2208 goes wrong. Change callers accordingly.
2210 2011-03-25 Cary Coutant <ccoutant@google.com>
2212 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2213 * testsuite/Makefile.in: Regenerate.
2215 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2217 * plugin.cc (get_view): New.
2218 (Plugin::load): Pass get_view to the plugin.
2219 (Plugin_manager::get_view): New.
2221 2011-03-21 Ian Lance Taylor <iant@google.com>
2223 * testsuite/final_layout.sh: Rewrite to not use dc.
2224 * testsuite/relro_test.sh: Fail if dc is not present.
2226 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2228 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2230 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2231 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2233 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2234 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2236 2011-03-14 Ian Lance Taylor <iant@google.com>
2238 * script-sections.cc (Sort_output_sections::script_compare):
2239 Rename from is_before, change return type.
2240 (Sort_output_sections::operator()): Adjust accordingly.
2242 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2245 * testsuite/odr_violation2.cc: Add comment to make all error line
2246 numbers double digits.
2247 * testsuite/debug_msg.sh: Adjust expected errors.
2249 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2251 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2252 but mark earlier ones as non-canonical
2253 (offset_to_iterator): Update search target and example
2254 (do_addr2line): Return extra lines in a vector*
2255 (format_file_lineno): Extract from do_addr2line
2256 (one_addr2line): Add vector* out-param
2257 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2258 when a lineno entry appeared last for its instruction
2259 (Dwarf_line_info): Add vector* out-param
2260 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2261 * symtab.cc (Odr_violation_compare): Include the lineno in the
2263 (linenos_from_loc): New. Combine the canonical line for an
2264 address with its other lines.
2265 (True_if_intersect): New. Helper functor to make
2266 std::set_intersection a query.
2267 (detect_odr_violations): Compare sets of lines instead of just
2268 one line for each function. This became less deterministic, but
2269 has fewer false positives.
2270 * symtab.h: Declarations.
2271 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2272 mix an optimized and non-optimized object in the same binary
2273 (odr_violation2.so): Same.
2274 * testsuite/Makefile.in: Regenerate from Makefile.am.
2275 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2276 * testsuite/debug_msg.sh: Update line numbers and add
2278 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2279 non-optimized context.
2280 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2281 isn't inlined, and use OdrDerived in an optimized context.
2282 * testsuite/odr_header1.h: Defines OdrDerived, where
2283 optimization will change the
2284 first-instruction-in-the-destructor's file and line number.
2285 * testsuite/odr_header2.h: Defines OdrBase.
2287 2011-03-09 Ian Lance Taylor <iant@google.com>
2289 * fileread.cc (File_read::clear_views): Don't delete the whole
2292 2011-03-08 Ian Lance Taylor <iant@google.com>
2295 * fileread.cc: #include <climits>.
2296 (GOLD_IOV_MAX): Define.
2297 (File_read::read_multiple): Limit number of entries by iov_max.
2298 * fileread.h (class File_read): Always set max_readv_entries to
2301 2011-03-07 Ian Lance Taylor <iant@google.com>
2304 * options.h (class General_options): Add -dy and -dn.
2306 2011-03-02 Cary Coutant <ccoutant@google.com>
2308 * testsuite/script_test_9.t: Add TLS segment.
2310 2011-03-02 Simon Baldwin <simonb@google.com>
2312 * configure.ac: Add check for gnu_indirect_function support in
2313 the toolchain building binutils.
2314 * configure: Rebuild.
2316 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2318 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2319 plugin only symbols.
2320 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2321 in plugin files as not needed in the symbol table.
2323 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2325 * output.cc (Output_section::add_input_section): Delay fill
2326 generation for section ordering.
2328 2011-02-09 Ian Lance Taylor <iant@google.com>
2331 * object.h (class Sized_relobj): Remove clear_local_symbols.
2332 * reloc.cc (Sized_relobj::do_relocate): Don't call
2333 clear_local_symbols.
2335 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2337 * plugin.cc (is_visible_from_outside): Return true for symbols
2340 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2342 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2345 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2347 * icf.h (is_section_foldable_candidate): Change type of parameter
2349 * icf.cc (Icf::find_identical_sections): Change type of local variable
2350 section_name to be std::string.
2351 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2353 2011-01-25 Ian Lance Taylor <iant@google.com>
2355 * script.cc (script_add_extern): Rewrite to use
2356 add_symbol_reference.
2358 2011-01-25 Doug Kwan <dougkwan@google.com>
2360 * icf.cc (get_section_contents): Always lock section's object.
2362 2011-01-24 Ian Lance Taylor <iant@google.com>
2364 * options.h (class General_options): Accept
2365 --no-detect-odr-violations.
2367 2011-01-24 Ian Lance Taylor <iant@google.com>
2369 * version.cc (version_string): Bump to 1.11.
2371 2011-01-24 Ian Lance Taylor <iant@google.com>
2373 * plugin.cc (class Plugin_rescan): Define new class.
2374 (Plugin_manager::claim_file): Set any_claimed_.
2375 (Plugin_manager::save_archive): New function.
2376 (Plugin_manager::save_input_group): New function.
2377 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2379 (Plugin_manager::new_undefined_symbol): New function.
2380 (Plugin_manager::rescan): New function.
2381 (Plugin_manager::rescannable_defines): New function.
2382 (Plugin_manager::add_input_file): Set any_added_.
2383 * plugin.h (class Plugin_manager): define new fields rescannable_,
2384 undefined_symbols_, any_claimed_, and any_added_. Declare
2385 Plugin_rescan as friend. Declare new functions.
2386 (Plugin_manager::Rescannable): Define type.
2387 (Plugin_manager::Rescannable_list): Define type.
2388 (Plugin_manager::Undefined_symbol_list): Define type.
2389 (Plugin_manager::Plugin_manager): Initialize new fields.
2390 * archive.cc (Archive::defines_symbol): New function.
2391 (Add_archive_symbols::run): Pass archive to plugins if any.
2392 * archive.h (class Archive): Declare defines_symbol.
2393 * readsyms.cc (Input_group::~Input_group): New function.
2394 (Finish_group::run): Pass input_group to plugins if any.
2395 * readsyms.h (class Input_group): Declare destructor.
2396 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2399 2011-01-10 Ian Lance Taylor <iant@google.com>
2401 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2403 (Layout::set_segment_offsets): Reset increase_relro before calling
2404 set_section_addresses a second time.
2406 2011-01-04 Cary Coutant <ccoutant@google.com>
2408 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2409 sections before NOBITS sections.
2411 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2413 * version.cc (print_version): Update copyright to 2011.
2415 2010-12-23 Cary Coutant <ccoutant@google.com>
2417 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2418 of OS to this->add. Add OD parameter to second form of the function.
2420 2010-12-20 Ian Lance Taylor <iant@google.com>
2422 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2423 second of two consecutive entries with same offset.
2425 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2427 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2428 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2429 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2430 to avoid unneeded links against $(LDADD).
2431 * testsuite/Makefile.in: Regenerate.
2433 2010-12-15 Ian Lance Taylor <iant@google.com>
2436 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2437 for R_X86_64_32 and R_X86_64_PC32.
2438 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2439 ver_matching_def_pic.o.
2440 (ver_matching_def_pic.o): New target.
2442 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2444 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2445 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2446 Move definition before File_read::View member definitions.
2447 (File_read::View::~View): Initialize and hold lock before
2448 updating current_mapped_bytes.
2450 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2452 * dwarf_reader.cc: Remove outdated comment.
2453 * gold-threads.cc: Fix typo in error message.
2454 * archive.cc: Fix typos in comments.
2455 * archive.h: Likewise.
2456 * arm-reloc-property.cc: Likewise.
2457 * arm-reloc-property.h: Likewise.
2458 * arm-reloc.def: Likewise.
2460 * attributes.h: Likewise.
2461 * cref.cc: Likewise.
2462 * ehframe.cc: Likewise.
2463 * fileread.h: Likewise.
2465 * i386.cc: Likewise.
2467 * incremental.h: Likewise.
2468 * int_encoding.cc: Likewise.
2469 * layout.h: Likewise.
2470 * main.cc: Likewise.
2471 * merge.h: Likewise.
2472 * object.cc: Likewise.
2473 * object.h: Likewise.
2474 * options.cc: Likewise.
2475 * readsyms.cc: Likewise.
2476 * reduced_debug_output.cc: Likewise.
2477 * reloc.cc: Likewise.
2478 * script-sections.cc: Likewise.
2479 * sparc.cc: Likewise.
2480 * symtab.h: Likewise.
2481 * target-reloc.h: Likewise.
2482 * target.cc: Likewise.
2483 * target.h: Likewise.
2484 * timer.cc: Likewise.
2485 * timer.h: Likewise.
2486 * x86_64.cc: Likewise.
2488 2010-12-09 Cary Coutant <ccoutant@google.com>
2490 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2492 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2493 parameter; change all callers.
2494 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2495 * options.h (warn_execstack): New option.
2497 2010-12-07 Doug Kwan <dougkwan@google.com>
2499 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2500 like function call relocations.
2502 2010-12-07 Ian Lance Taylor <iant@google.com>
2504 * archive.cc (Archive::get_elf_object_for_member): Permit
2505 punconfigured to be NULL.
2506 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2507 (Archive::include_member): Pass NULL to get_elf_object_for_member
2508 if we searched for the archive and this is the first included
2511 2010-12-01 Ian Lance Taylor <iant@google.com>
2513 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2514 track_relocs_type_ field.
2515 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2516 Set track_relocs_type_.
2517 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2518 contents when using RELA relocs.
2519 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2521 * reloc.cc (Track_relocs::next_addend): New function.
2522 * reloc.h (class Track_relocs): Declare next_addend.
2524 2010-12-01 Ian Lance Taylor <iant@google.com>
2526 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2529 2010-12-01 Ian Lance Taylor <iant@google.com>
2531 * README: Update compilers known to work and fail.
2533 2010-11-23 Matthias Klose <doko@ubuntu.com>
2535 * configure.in: For --enable-gold, handle value `default' instead of
2536 `both*'. Always install ld as ld.bfd, install as ld if gold is
2538 * configure: Regenerate.
2540 2010-11-18 Doug Kwan <dougkwan@google.com>
2542 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2543 and right_alignment to be zero. Store result alignment only if it is
2544 greater than existing alignment.
2546 2010-11-16 Cary Coutant <ccoutant@google.com>
2549 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2550 Check for ".zdebug_line".
2552 2010-11-16 Doug Kwan <dougkwan@google.com>
2553 Cary Coutant <ccoutant@google.com>
2555 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2556 by reference; adjust all callers.
2557 * output.cc (Output_segment::set_section_addresses): Adjust references
2558 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2560 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2561 end at page boundary.
2563 2010-11-16 Cary Coutant <ccoutant@google.com>
2566 * layout.cc (Layout::choose_output_section): Transform names of
2567 compressed sections even when using a script with a SECTIONS clause.
2568 (Layout::output_section_name): Remove code to transform
2569 compressed debug section names.
2570 * output.cc (Output_section::add_input_section): Use uncompressed
2571 section size when tracking input sections.
2573 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2575 * symtab.h (Symbol::NON_PIC_REF): Remove.
2576 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2577 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2578 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2579 (Symbol::use_plt_offset): Take a flags argument and pass it
2580 directly to needs_dynamic_reloc. Restrict check for undefined
2581 weak symbols to function calls.
2582 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2583 (Target_arm::Scan::global): Use it.
2584 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2585 (Target_arm::Relocate::relocate): Likewise.
2586 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2587 parameter with an r_type parameter. Use get_reference_flags
2589 (Target_arm::Relocate::relocate): Update accordingly.
2590 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2591 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2592 (Target_i386::Scan::global): Likewise.
2593 (Target_i386::Relocate::relocate): Likewise.
2594 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2595 parameter with an r_type parameter. Use get_reference_flags
2597 (Target_i386::Relocate::relocate): Update accordingly.
2598 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2599 (Target_powerpc::Scan::global): Use it.
2600 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2601 (Target_powerpc::Relocate::relocate): Likewise.
2602 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2603 (Target_sparc::Scan::global): Use it.
2604 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2605 (Target_sparc::Relocate::relocate): Likewise.
2606 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2607 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2608 (Target_x86_64::Scan::global): Likewise.
2609 (Target_x86_64::Relocate::relocate): Likewise.
2611 2010-11-08 Doug Kwan <dougkwan@google.com>
2612 Cary Coutant <ccoutant@google.com>
2614 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2615 (Arm_exidx_merge_section::section_contents_): New data member.
2616 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2617 (Arm_input_section::~Arm_input_section): De-allocate memory.
2618 (Arm_input_section::original_contents_): New data member.
2619 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2620 in parameters instead of calling Object::section_contents without
2622 (Arm_output_section::group_section): New parameter TASK. Pass it
2623 to callees that need locking objects.
2624 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2625 to lock EXIDX input sections. Fix a formatting issue. Call
2626 Arm_exidx_merged_section::build_contents to create merged section
2628 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2629 to lock object of stub table owner.
2630 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2631 TEXT_SIZE to initialize data member TEXT_SIZE_.
2632 (Arm_exidx_input_section::addralign): Fix typo in comment.
2633 (Arm_exidx_input_section::text_size): New method.
2634 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2635 that require locking objects. Lock objects before scanning for stubs
2636 and updating local symbols.
2637 (Arm_input_section<big_endian>::init): Copy contents of original
2639 (Arm_input_section<big_endian>::do_write): Use saved contents of
2640 original input section instead of calling Object::section_contents
2642 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2643 size without calling Object::section_size().
2644 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2645 for size. Allocate a buffer for merged EXIDX entries.
2646 (Arm_exidx_merged_section::build_contents): New method.
2647 (Arm_exidx_merged_section::do_write): Move merge section contents
2648 building code to Arm_exidx_merged_section::build_contetns. Write
2649 out contetns in buffer instead of building it on the fly.
2650 (Arm_relobj::make_exidx_input_section): Also pass text section size
2651 to Arm_exidx_input_section constructor.
2652 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2653 (Arm_dynobj::do_read_symbols): Fix memory leak.
2654 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2655 * target.h: (class Task): Add forward declaration.
2656 (Target::relax): Add new parameter TASK and pass it to
2658 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2660 2010-11-05 Cary Coutant <ccoutant@google.com>
2663 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2664 object when reading from the file.
2665 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2667 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2668 when reading section contents.
2669 (get_section_contents): Likewise.
2670 (icf::find_identical_sections): Likewise.
2671 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2672 object when reading from the file.
2673 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2674 the object when doing deferred section layout.
2676 2010-11-03 Nick Clifton <nickc@redhat.com>
2679 * script.h (class Symbol_assignment: name): New member. Returns
2680 the name of the symbol.
2681 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2682 Returns true if the given symbol name is on the list of
2683 assignments wating to be processed.
2684 * archive.cc (should_incldue_member): If the symbol is undefined,
2685 check to see if it is on the list of symbols pending assignment.
2687 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2689 * script-sections.cc (Script_sections::find_memory_region): Check
2690 for a NULL output section pointer.
2692 2010-10-29 Doug Kwan <dougkwan@google.com>
2694 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2695 Output_section::add_relaxed_input_section.
2696 * output.cc (Output_section::add_relaxed_input_section): Add new
2697 arguments LAYOUT and NAME. Set section order index.
2698 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2699 Copy section order index.
2700 * output.h (Output_section::add_relaxed_input_section): Add new
2701 arguments LAYOUT and NAME.
2703 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2705 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2706 NATIVE_OR_CROSS_LINKER.
2707 * testsuite/Makefile.in: Regenerate.
2709 2010-10-20 Doug Kwan <dougkwan@google.com>
2711 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2712 without SHF_LINK_ORDER flags.
2713 * layout.cc (Layout::choose_output_section): Do not filter
2714 SHF_LINK_ORDER flag in a relocatable link.
2716 2010-10-17 Cary Coutant <ccoutant@google.com>
2718 * output.h (Output_segment::set_section_addresses): Change function
2719 signature. Update all callers.
2720 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2722 (Output_segment::set_section_addresses): Align after last TLS
2723 section. Add padding before last relro section instead of after.
2725 2010-10-17 Doug Kwan <dougkwan@google.com>
2727 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2728 GOT output section to be writable.
2730 2010-10-14 Cary Coutant <ccoutant@google.com>
2732 * debug.h (DEBUG_INCREMENTAL): New flag.
2733 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2734 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2736 * incremental.cc (report_command_line): Ignore all forms of
2738 * layout.cc (Layout::Layout): Check parameters for incremental link
2740 * options.cc (General_options::parse_incremental): New function.
2741 (General_options::parse_no_incremental): New function.
2742 (General_options::parse_incremental_full): New function.
2743 (General_options::parse_incremental_update): New function.
2744 (General_options::incremental_mode_): New data member.
2745 (General_options::finalize): Check incremental_mode_.
2746 * options.h (General_options): Update help text for --incremental.
2747 Add --no-incremental, --incremental-full, --incremental-update.
2748 (General_options::Incremental_mode): New enum type.
2749 (General_options::incremental_mode): New function.
2750 (General_options::incremental_mode_): New data member.
2751 * parameters.cc (Parameters::incremental_mode_): New data member.
2752 (Parameters::set_options): Set incremental_mode_.
2753 (Parameters::set_incremental_full): New function.
2754 (Parameters::incremental): New function.
2755 (Parameters::incremental_update): New function.
2756 (set_parameters_incremental_full): New function.
2757 * parameters.h (Parameters::set_incremental_full): New function.
2758 (Parameters::incremental): New function.
2759 (Parameters::incremental_update): New function.
2760 (Parameters::incremental_mode_): New data member.
2761 (set_parameters_incremental_full): New function.
2762 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2763 incremental link mode.
2764 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2765 (Sized_relobj::do_relocate_sections): Likewise.
2766 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2768 * testsuite/Makefile.in: Regenerate.
2769 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2771 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2773 * script-sections.h (class Script_sections): Make
2774 Sections_elements typedef public.
2775 * script-sections.cc (class Sort_output_sections): Add elements_
2776 field. Add constructor which sets it; change all callers.
2777 (Sort_output_sections::is_before): New function.
2778 (Sort_output_sections::operator()): Call is_before.
2779 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2781 * testsuite/script_test_10.sh: New test. Test script section
2783 * testsuite/script_test_10.t: Likewise.
2784 * testsuite/script_test_10.s: Likewise.
2785 * testsuite/Makefile.am: Wrap the cross linker tests and the
2786 common tests into NATIVE_OR_CROSS_LINKER.
2787 (check_SCRIPTS): Add script_test_10.sh.
2788 (check_DATA): Add script_test_10.stdout.
2789 (script_test_10.o, script_test_10): New targets.
2790 (script_test_10.stdout): New target.
2791 * configure, testsuite/Makefile.in: Regenerate.
2793 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2795 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2796 error for the deprecated relocations.
2797 (Target_arm::Scan::global): Likewise.
2798 (Target_arm::Relocate::relocate): Likewise.
2800 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2802 * fileread.cc (Input_file::find_file): Initialize *found_name
2803 and *namep when using the fallback search for case 4.
2805 2010-10-11 Cary Coutant <ccoutant@google.com>
2807 * options.h (class General_options): Redefine -z lazy as an alias for
2808 the negation of -z now.
2810 2010-10-11 Ian Lance Taylor <iant@google.com>
2812 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2815 2010-10-06 Nick Clifton <nickc@redhat.com>
2817 * script-sections.cc(class Memory_region): Remove
2818 current_lma_offset_ field. Rename current_vma_offset_ to
2819 current_offset_. Add last_section_ field.
2820 (Memory_region::get_current_vma_address): Rename to
2821 get_current_address.
2822 (Memory_region::get_current_lma_address): Delete.
2823 (Memory_region::increment_vma_offset): Rename to
2825 (Memory_region::increment_lma_offset): Delete.
2826 (Memory_region::attributes_compatible): New method. Returns
2827 true if the provided section is compatible with the region.
2828 (Memory_region::get_last_section): New method. Returns the last
2829 section to use the region.
2830 (Memory_region::set_last_section): New method. Stores the last
2831 section to use the region.
2832 (Script_sections::block_in_region): New method. Returns true if
2833 a block of memory is contained within a region.
2834 (Script_sections::find_memory_region): New method. Locates a
2835 memory region to be used to set a VMA or LMA address.
2836 (Output_section_definition::set_section_addresses): Add code to
2837 check for addresses set by memory regions.
2838 (Output_segment::set_section_addresses): Remove memory region
2840 (Script_sections::create_segment): Add a warning if a header
2841 segment is created outside of any region.
2842 * script-sections.h (class Script_sections): Add prototypes for
2843 find_memory_region and block_in_region methods.
2844 * testsuite/memory_test.s: Use .long instead of .word.
2845 * testsuite/memory_test.t: Add some more output sections.
2846 * testsuite/memory_test.sh: Update expected output.
2848 2010-10-02 Doug Kwan <dougkwan@google.com>
2850 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2851 defintion to symtab.h
2852 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2853 declaration to defintion.
2855 2010-10-01 Nick Clifton <nickc@redhat.com>
2857 * expression.cc (eval): Replace dummy argument with NULL.
2858 (eval_maybe_dot): Check for a NULL result section pointer.
2859 (Symbol_expression::value): Likewise.
2860 (Dot_expression::value): Likewise.
2861 (BINARY_EXPRESSION): Likewise.
2862 (Max_expression::value): Likewise.
2863 (Min_expression::value): Likewise.
2864 (Absolute_expression::value): Likewise.
2865 (Addr_expression::value_from_output_section): Likewise.
2866 (Loaddddr_expression::value_from_output_section): Likewise.
2867 (Segment_start_expression::value): Likewise.
2868 * script-sections.cc
2869 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2871 (Sections_elememt_dot_assignment::set_section_addresses):
2873 (Output_data_expression::do_write_to_buffer): Likewise.
2874 (Output_section_definition::finalize_symbols): Likewise.
2875 (Output_section_definition::set_section_addresses): Likewise.
2877 2010-09-30 Doug Kwan <dougkwan@google.com>
2879 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2881 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2883 * target.h (Target::can_icf_inline_merge_sections): New virtual
2885 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2887 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2889 * icf.cc (get_section_contents): Inline merge sections only when
2892 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2894 * configure: Regenerate.
2896 2010-09-17 Ian Lance Taylor <iant@google.com>
2898 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2899 * testsuite/Makefile.am (memory_test.o): New target.
2900 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2902 * testsuite/Makefile.in: Rebuild.
2904 2010-09-17 Doug Kwan <dougkwan@google.com>
2906 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2907 defintion if relocation uses GOT entries of the symbol.
2908 * testsuite/icf_safe_test.sh: Fix test.
2909 * testsuite/icf_safe_so_test.sh: Fix test.
2911 2010-09-16 Cary Coutant <ccoutant@google.com>
2913 * script_sections.cc (class Memory_region): Remove "NULL" from
2914 vector initializations.
2916 2010-09-15 Cary Coutant <ccoutant@google.com>
2918 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2919 Resolve forwarding symbols.
2921 2010-09-15 Doug Kwan <dougkwan@google.com>
2923 * gold/testsuite/script_test_3.t: Add ARM special sections.
2924 * gold/testsuite/script_test_4.t: Same.
2925 * gold/testsuite/script_test_5.t: Same.
2926 * gold/testsuite/script_test_6.t: Same.
2927 * gold/testsuite/script_test_7.t: Same.
2928 * gold/testsuite/script_test_7.t: Same.
2929 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2931 2010-09-14 Cary Coutant <ccoutant@google.com>
2933 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2934 (Target_x86_64::Relocate::relocate_tls): Replace check for
2935 saw_tls_block_reloc_ with test for executable section.
2937 2010-09-12 Cary Coutant <ccoutant@google.com>
2939 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2940 position-independent executables to shared libraries need dynamic
2942 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2943 position-independent executables.
2944 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2945 * testsuite/Makefile.in: Regenerate.
2947 2010-09-10 Nick Clifton <nickc@redhat.com>
2950 * testsuite/memory_test.t: Discard any sections that are not
2953 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2956 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2957 "This::" to work around a bug in gcc 4.2.
2959 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2961 2010-09-09 Rafael Espindola <espindola@google.com>
2963 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2964 sections with different PF_X flags in the same segment.
2965 (Layout::find_first_load_seg): Search all segments to find the first
2967 * options.h (rosegment): New.
2969 2010-09-08 Rafael Espindola <espindola@google.com>
2971 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2973 2010-09-08 Doug Kwan <dougkwan@google.com>
2975 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2976 (Arm_relobj::do_relocate_sections): Add new parameter for output
2977 file to match the parent.
2978 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2979 of local symbols instead of input values. Update code to track
2980 changes in gold::relocate_section.
2981 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2982 (Sized_relobj::compute_final_local_value_internal): New methods.
2983 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2984 body into private version of Sized_relobj::compute_final_local_value.
2985 Call the inline method.
2986 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2987 merged symbol value if there is one.
2988 (Symbol_value::has_output_value): New method defintiion.
2989 (Sized_relobj::Compute_final_local_value_status): New enum type.
2990 (Sized_relobj::compute_final_local_value): New methods.
2991 (Sized_relobj::compute_final_local_value_internal): New methods.
2992 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2993 and arm_cortex_a8.sh.
2994 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2995 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2997 * Makefile.in: Regenerate.
2998 * testsuite/arm_bl_out_of_range.s: Update test.
2999 * testsuite/thumb_bl_out_of_range.s: Ditto.
3000 * testsuite/thumb_blx_out_of_range.s: Ditto.
3001 * testsuite/arm_branch_out_of_range.sh: New file.
3002 * testsuite/arm_cortex_a8.sh: Ditto.
3003 * testsuite/arm_cortex_a8_b.s: Ditto.
3004 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3005 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3006 * testsuite/arm_cortex_a8_bl.s: Ditto.
3007 * testsuite/arm_cortex_a8_blx.s: Ditto.
3008 * testsuite/arm_cortex_a8_local.s: Ditto.
3009 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3010 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3012 2010-09-08 Rafael Espindola <espindola@google.com>
3014 * Makefile.am (memory_test.stdout): Run readelf with -W.
3015 * Makefile.in: Regenerate.
3016 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3019 2010-09-08 Rafael Espindola <espindola@google.com>
3021 * script-sections.cc (Script_sections::add_memory_region): Convert
3022 field precision to int.
3023 * script.cc (script_set_section_region, script_set_section_region):
3024 Convert field precision to int.
3026 2010-09-08 Rafael Espindola <espindola@google.com>
3028 * arm.cc (do_finalize_sections): Create the __exidx_start and
3029 __exdix_end symbols even when the section is missing.
3031 2010-09-08 Nick Clifton <nickc@redhat.com>
3033 * README: Remove claim that MEMORY is not supported.
3034 * expression.cc (script_exp_function_origin)
3035 (script_exp_function_length): Move from here to ...
3036 * script.cc: ... here.
3037 (script_set_section_region, script_add_memory)
3038 (script_parse_memory_attr, script_include_directive): New
3040 * script-sections.cc
3041 (class Memory_region): New class.
3042 (class Output_section_definition): Add set_memory_region,
3043 set_section_vma, set_section_lma and get_section_name methods.
3044 (class Script_Sections): Add add_memory_region,
3045 find_memory_region, find_memory_region_origin,
3046 find_memory_region_length and set_memory_region methods.
3047 Have set_section_addresses method walk the list of set memory
3049 Extend the print methos to display memory regions.
3050 * script-sections.h: Add prototypes for new methods.
3051 Add enum for MEMORY region attributes.
3052 * yyscript.y: Add support for parsing MEMORY regions.
3053 * script-c.h: Add prototypes for new functions.
3054 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3055 * testsuite/Makefile.in: Regenerate.
3056 * testsuite/memory_test.sh: New script.
3057 * testsuite/memory_test.s: New assembler source file.
3058 * testsuite/memory_test.t: New linker script.
3060 2010-08-27 Doug Kwan <dougkwan@google.com>
3062 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3063 reference override an existing dynamic weak reference.
3064 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3065 * testsuite/Makefile.in: Regenerate.
3066 * testsuite/dyn_weak_ref.sh: New file.
3067 * testsuite/dyn_weak_ref_1.c: Ditto.
3068 * testsuite/dyn_weak_ref_2.c: Ditto.
3070 2010-08-27 Ian Lance Taylor <iant@google.com>
3072 * incremental.h (class Incremental_input_entry): Add virtual
3075 2010-08-27 Ian Lance Taylor <iant@google.com>
3077 * testsuite/start_lib_test_3.c: Mark t3 as used.
3079 2010-08-27 Nick Clifton <nickc@redhat.com>
3081 * options.cc (version_script): Fix small typo in previous
3084 2010-08-25 Nick Clifton <nickc@redhat.com>
3086 * archive.cc: Formatting fixes: Remove whitespace between
3087 typename and following asterisk. Remove whitespace between
3088 function name and opening parenthesis.
3089 * archive.h: Likewise.
3091 * attributes.cc: Likewise.
3092 * attributes.h: Likewise.
3093 * common.cc: Likewise.
3094 * copy-relocs.cc: Likewise.
3095 * dirsearch.h: Likewise.
3096 * dynobj.cc: Likewise.
3097 * ehframe.cc: Likewise.
3098 * ehframe.h: Likewise.
3099 * expression.cc: Likewise.
3100 * fileread.cc: Likewise.
3101 * fileread.h: Likewise.
3103 * gold-threads.cc: Likewise.
3104 * gold.cc: Likewise.
3105 * i386.cc: Likewise.
3107 * incremental-dump.cc: Likewise.
3108 * incremental.cc: Likewise.
3109 * layout.cc: Likewise.
3110 * layout.h: Likewise.
3111 * main.cc: Likewise.
3112 * merge.cc: Likewise.
3113 * merge.h: Likewise.
3114 * object.cc: Likewise.
3115 * object.h: Likewise.
3116 * options.cc: Likewise.
3117 * options.h: Likewise.
3118 * output.cc: Likewise.
3119 * output.h: Likewise.
3120 * plugin.cc: Likewise.
3121 * plugin.h: Likewise.
3122 * powerpc.cc: Likewise.
3123 * reloc.cc: Likewise.
3124 * script-c.h: Likewise.
3125 * script-sections.cc: Likewise.
3126 * script.cc: Likewise.
3127 * stringpool.cc: Likewise.
3128 * symtab.cc: Likewise.
3129 * symtab.h: Likewise.
3130 * target.cc: Likewise.
3131 * timer.cc: Likewise.
3132 * timer.h: Likewise.
3133 * version.cc: Likewise.
3134 * x86_64.cc: Likewise.
3136 2010-08-24 Nick Clifton <nickc@redhat.com>
3139 * layout.cc (segment_precedes): Sort segments by their physical
3140 addresses, if they have been set.
3142 2010-08-23 Cary Coutant <ccoutant@google.com>
3144 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3146 (Lib_group::include_member): Unlock object after deleting its
3148 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3151 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3152 Cary Coutant <ccoutant@google.com>
3154 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3155 constructor, and set_blocker.
3156 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3158 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3159 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3160 * testsuite/Makefile.am (start_lib_test): New test case.
3161 * testsuite/Makefile.in: Regenerate.
3162 * testsuite/start_lib_test_main.c: New file.
3163 * testsuite/start_lib_test_1.c: New file.
3164 * testsuite/start_lib_test_2.c: New file.
3165 * testsuite/start_lib_test_3.c: New file.
3167 2010-08-19 Ian Lance Taylor <iant@google.com>
3169 * Makefile.in: Rebuild with automake 1.11.1.
3170 * aclocal.m4: Likewise.
3171 * testsuite/Makefile.in: Likewise.
3173 2010-08-19 Ian Lance Taylor <iant@google.com>
3176 * i386.cc (class Output_data_plt_i386): Update declarations.
3177 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3178 local_ifuncs_ fields.
3179 (Target_i386::do_plt_section_for_global): New function.
3180 (Target_i386::do_plt_section_for_local): New function.
3181 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3182 parameter; change all callers. Initialize global_ifuncs_ and
3183 local_ifuncs_. If doing a static link define __rel_iplt_start and
3185 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3186 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3187 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3189 (Target_i386::make_plt_section): New function, broken out of
3190 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3191 (Target_i386::make_plt_entry): Call make_plt_section.
3192 (Target_i386::make_local_ifunc_plt_entry): New function.
3193 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3194 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3195 R_386_IRELATIVE to switch.
3196 (Target_i386::Scan::global): Likewise.
3197 (Target_i386::Relocate::relocate): Likewise.
3198 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3200 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3201 (Target_x86_64::do_plt_section_for_global): New function.
3202 (Target_x86_64::do_plt_section_for_local): New function.
3203 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3204 parameter; change all callers. If doing a static link define
3205 __rela_iplt_start and __rela_iplt_end.
3206 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3207 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3208 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3210 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3211 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3213 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3214 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3215 R_X86_64_IRELATIVE to switch.
3216 (Target_x86_64::Scan::global): Likewise.
3217 (Target_x86_64::Relocate::relocate): Likewise.
3218 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3220 * target.h (class Target): Add plt_section_for_global and
3221 plt_section_for_local functions. Add do_plt_section_for_global
3222 and do_plt_section_for_local virtual functions.
3223 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3224 clarifying comments.
3225 (Symbol::use_plt_offset): Handle IFUNC symbol.
3226 * object.cc (Sized_relobj::Sized_relobj): Initialize
3228 (Sized_relobj::local_has_plt_offset): New function.
3229 (Sized_relobj::local_plt_offset): New function.
3230 (Sized_relobj::set_local_plt_offset): New function.
3231 (Sized_relobj::do_count): Handle IFUNC symbol.
3232 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3233 a bit away from input_shndx_ field. Add set_is_func_symbol and
3234 is_ifunc_symbol functions.
3235 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3236 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3237 local_plt_offsets_ field.
3238 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3239 * output.h (class Output_section_data): Add non-const
3240 output_section function.
3241 (class Output_data_got): Update declarations.
3242 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3243 Add use_plt_offset parameter to global and local constructors.
3244 Change all callers. Change local_sym_index_ field to 31 bits.
3245 Change GSYM_CODE and CONSTANT_CODE accordingly.
3246 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3247 doing a static link don't set sh_link field.
3248 (Output_data_got::Got_entry::write): Use PLT offset if
3250 (Output_data_got::add_global_plt): New function.
3251 (Output_data_got::add_local_plt): New function.
3252 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3253 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3254 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3255 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3256 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3258 * testsuite/ifunc-sel.h: New file.
3259 * testsuite/ifuncmain1.c: New file.
3260 * testsuite/ifuncmain1vis.c: New file.
3261 * testsuite/ifuncmod1.c: New file.
3262 * testsuite/ifuncdep2.c: New file.
3263 * testsuite/ifuncmain2.c: New file.
3264 * testsuite/ifuncmain3.c: New file.
3265 * testsuite/ifuncmod3.c: New file.
3266 * testsuite/ifuncmain4.c: New file.
3267 * testsuite/ifuncmain5.c: New file.
3268 * testsuite/ifuncmod5.c: New file.
3269 * testsuite/ifuncmain6pie.c: New file.
3270 * testsuite/ifuncmod6.c: New file.
3271 * testsuite/ifuncmain7.c: New file.
3272 * configure, testsuite/Makefile.in: Rebuild.
3274 2010-08-18 Ian Lance Taylor <iant@google.com>
3277 (Output_section_incremental_inputs::write_input_files): Add cast
3278 to avoid signed/unsigned comparison warning.
3279 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3281 2010-08-12 Cary Coutant <ccoutant@google.com>
3283 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3285 2010-08-13 Ian Lance Taylor <iant@google.com>
3287 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3289 2010-08-12 Cary Coutant <ccoutant@google.com>
3290 Doug Kwan <dougkwan@google.com>
3292 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3293 defintion overrides non-weak undef, remember that the original undef
3295 * symtab.cc (Symbol_table::sized_write_global): For undef without
3296 an original weak binding, set binding to global in output.
3297 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3298 * testsuite/Makefile.in: Regenerate.
3299 * testsuite/strong_ref_weak_def.sh: New file.
3300 * testsuite/strong_ref_weak_def_1.c: Ditto.
3301 * testsuite/strong_ref_weak_def_2.c: Ditto.
3303 2010-08-12 Cary Coutant <ccoutant@google.com>
3305 * testsuite/incremental_test.sh: Rewrite.
3306 * testsuite/incremental_test_1.c: Rewrite.
3307 * testsuite/incremental_test_2.c: Rewrite.
3309 2010-08-12 Cary Coutant <ccoutant@google.com>
3311 * arm.cc (Target_arm::got_size): Add const.
3312 (Target_arm::got_entry_count): New function.
3313 (Target_arm::plt_entry_count): New function.
3314 (Target_arm::first_plt_entry_offset): New function.
3315 (Target_arm::plt_entry_size): New function.
3316 (Output_data_plt_arm::entry_count): New function.
3317 (Output_data_plt_arm::first_plt_entry_offset): New function.
3318 (Output_data_plt_arm::get_plt_entry_size): New function.
3319 * i386.cc (Target_i386::got_size): Add const.
3320 (Target_i386::got_entry_count): New function.
3321 (Target_i386::plt_entry_count): New function.
3322 (Target_i386::first_plt_entry_offset): New function.
3323 (Target_i386::plt_entry_size): New function.
3324 (Output_data_plt_i386::entry_count): New function.
3325 (Output_data_plt_i386::first_plt_entry_offset): New function.
3326 (Output_data_plt_i386::get_plt_entry_size): New function.
3327 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3328 find_incremental_inputs_sections. Dump incremental_got_plt section.
3329 * incremental.cc: Include target.h.
3330 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3331 parameter. Adjust all callers. Find incremental_got_plt section.
3332 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3334 (Output_section_incremental_inputs::set_final_data_size): Calculate
3335 size of incremental_got_plt section.
3336 (Output_section_incremental_inputs::do_write): Write the
3337 incremental_got_plt section.
3338 (Got_plt_view_info): New struct.
3339 (Local_got_offset_visitor): New class.
3340 (Global_got_offset_visitor): New class.
3341 (Global_symbol_visitor_got_plt): New class.
3342 (Output_section_incremental_inputs::write_got_plt): New function.
3343 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3344 Add parameter. Adjust all callers.
3345 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3346 (Incremental_inputs::got_plt_section): New function.
3347 (Incremental_inputs::got_plt_section_): New data member.
3348 (Incremental_got_plt_reader): New class.
3349 * layout.cc (Layout::create_incremental_info_sections): Add the
3350 incremental_got_plt section.
3351 * object.h (Got_offset_list::get_list): New function.
3352 (Got offset_list::for_all_got_offsets): New function.
3353 (Sized_relobj::local_got_offset_list): New function.
3354 * powerpc.cc (Target_powerpc::got_size): Add const.
3355 (Target_powerpc::got_entry_count): New function.
3356 (Target_powerpc::plt_entry_count): New function.
3357 (Target_powerpc::first_plt_entry_offset): New function.
3358 (Target_powerpc::plt_entry_size): New function.
3359 (Output_data_plt_powerpc::entry_count): New function.
3360 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3361 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3362 * sparc.cc (Target_sparc::got_size): Add const.
3363 (Target_sparc::got_entry_count): New function.
3364 (Target_sparc::plt_entry_count): New function.
3365 (Target_sparc::first_plt_entry_offset): New function.
3366 (Target_sparc::plt_entry_size): New function.
3367 (Output_data_plt_sparc::entry_count): New function.
3368 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3369 (Output_data_plt_sparc::get_plt_entry_size): New function.
3370 * symtab.h (Symbol::got_offset_list): New function.
3371 (Symbol_table::for_all_symbols): New function.
3372 * target.h (Sized_target::got_entry_count): New function.
3373 (Sized_target::plt_entry_count): New function.
3374 (Sized_target::plt_entry_size): New function.
3375 * x86_64.cc (Target_x86_64::got_size): Add const.
3376 (Target_x86_64::got_entry_count): New function.
3377 (Target_x86_64::plt_entry_count): New function.
3378 (Target_x86_64::first_plt_entry_offset): New function.
3379 (Target_x86_64::plt_entry_size): New function.
3380 (Output_data_plt_x86_64::entry_count): New function.
3381 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3382 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3384 2010-08-12 Cary Coutant <ccoutant@google.com>
3386 * archive.cc: Include incremental.h.
3387 (Archive::Archive): Initialize incremental_info_.
3388 (Archive::include_member): Record archive members in incremental info.
3389 (Add_archive_symbols::run): Record begin and end of an archive in
3391 (Lib_group::include_member): Record objects in incremental info.
3392 * archive.h (Incremental_archive_entry): Forward declaration.
3393 (Archive::set_incremental_info): New member function.
3394 (Archive::incremental_info): New member function.
3395 (Archive::Unused_symbol_iterator): New class.
3396 (Archive::unused_symbols_begin): New member function.
3397 (Archive::unused_symbols_end): New member function.
3398 (Archive::incremental_info_): New data member.
3399 * incremental-dump.cc (find_input_containing_global): New function.
3400 (dump_incremental_inputs): Dump new incremental info sections.
3401 * incremental.cc: Include symtab.h.
3402 (Output_section_incremental_inputs): New class.
3403 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3404 new incremental info sections.
3405 (Sized_incremental_binary::do_check_inputs): Likewise.
3406 (Incremental_inputs::report_archive): Remove.
3407 (Incremental_inputs::report_archive_begin): New function.
3408 (Incremental_inputs::report_archive_end): New function.
3409 (Incremental_inputs::report_object): New function.
3410 (Incremental_inputs::finalize_inputs): Remove.
3411 (Incremental_inputs::report_input_section): New function.
3412 (Incremental_inputs::report_script): Rewrite.
3413 (Incremental_inputs::finalize): Do nothing but finalize string table.
3414 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3415 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3416 (Incremental_inputs::create_data_sections): New function.
3417 (Incremental_inputs::relocs_entsize): New function.
3418 (Output_section_incremental_inputs::set_final_data_size): New function.
3419 (Output_section_incremental_inputs::do_write): New function.
3420 (Output_section_incremental_inputs::write_header): New function.
3421 (Output_section_incremental_inputs::write_input_files): New function.
3422 (Output_section_incremental_inputs::write_info_blocks): New function.
3423 (Output_section_incremental_inputs::write_symtab): New function.
3424 * incremental.h (Incremental_script_entry): Forward declaration.
3425 (Incremental_object_entry): Forward declaration.
3426 (Incremental_archive_entry): Forward declaration.
3427 (Incremental_inputs): Forward declaration.
3428 (Incremental_inputs_header_data): Remove.
3429 (Incremental_inputs_header): Remove.
3430 (Incremental_inputs_header_write): Remove.
3431 (Incremental_inputs_entry_data): Remove.
3432 (Incremental_inputs_entry): Remove.
3433 (Incremental_inputs_entry_write): Remove.
3434 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3435 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3436 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3437 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3439 (Incremental_input_entry): New class.
3440 (Incremental_script_entry): New class.
3441 (Incremental_object_entry): New class.
3442 (Incremental_archive_entry): New class.
3443 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3444 (Incremental_inputs::report_inputs): Remove.
3445 (Incremental_inputs::report_archive): Remove.
3446 (Incremental_inputs::report_archive_begin): New function.
3447 (Incremental_inputs::report_archive_end): New function.
3448 (Incremental_inputs::report_object): Change prototype.
3449 (Incremental_inputs::report_input_section): New function.
3450 (Incremental_inputs::report_script): Change prototype.
3451 (Incremental_inputs::get_reloc_count): New function.
3452 (Incremental_inputs::set_reloc_count): New function.
3453 (Incremental_inputs::create_data_sections): New function.
3454 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3455 (Incremental_inputs::inputs_section): New function.
3456 (Incremental_inputs::symtab_section): New function.
3457 (Incremental_inputs::relocs_section): New function.
3458 (Incremental_inputs::get_stringpool): Add const.
3459 (Incremental_inputs::command_line): Add const.
3460 (Incremental_inputs::inputs): Remove.
3461 (Incremental_inputs::command_line_key): New function.
3462 (Incremental_inputs::input_file_count): New function.
3463 (Incremental_inputs::input_files): New function.
3464 (Incremental_inputs::relocs_entsize): New function.
3465 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3466 (Incremental_inputs::finalize_inputs): Remove.
3467 (Incremental_inputs::Input_info): Remove.
3468 (Incremental_inputs::lock_): Remove.
3469 (Incremental_inputs::inputs_): Change type.
3470 (Incremental_inputs::inputs_map_): Remove.
3471 (Incremental_inputs::current_object_entry_): New data member.
3472 (Incremental_inputs::inputs_section_): New data member.
3473 (Incremental_inputs::symtab_section_): New data member.
3474 (Incremental_inputs::relocs_section_): New data member.
3475 (Incremental_inputs::reloc_count_): New data member.
3476 (Incremental_inputs_reader): New class.
3477 (Incremental_symtab_reader): New class.
3478 (Incremental_relocs_reader): New class.
3479 * layout.cc (Layout::finalize): Move finalization of incremental info
3480 and creation of incremental info sections to follow finalization of
3481 symbol table. Set offsets for postprocessing sections.
3482 (Layout::create_incremental_info_sections): Call
3483 Incremental_inputs::create_data_sections. Add incremental symtab
3484 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3485 sections to layout after input sections.
3486 * layout.h (struct Timespec): Forward declaration.
3487 (Layout::incremental_inputs): Add const.
3488 (Layout::create_incremental_info_sections): Add parameter.
3489 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3490 * object.cc: Include incremental.h.
3491 (Relobj::finalize_incremental_relocs): New function.
3492 (Sized_relobj::do_layout): Record input sections in incremental info.
3493 * object.h (Object::output_section): New function.
3494 (Object::output_section_offset): Moved from Relobj.
3495 (Object::get_incremental_reloc_base): New function.
3496 (Object::get_incremental_reloc_count): New function.
3497 (Object::do_output_section): New function.
3498 (Object::do_output_section_offset): Moved from Relobj.
3499 (Object::do_get_incremental_reloc_base): New function.
3500 (Object::do_get_incremental_reloc_count): New function.
3501 (Object::Object): Initialize new data members.
3502 (Relobj::output_section): Renamed do_output_section and moved to
3504 (Relobj::output_section_offset): Moved to Object.
3505 (Relobj::do_get_incremental_reloc_base): New function.
3506 (Relobj::do_get_incremental_reloc_count): New function.
3507 (Relobj::allocate_incremental_reloc_counts): New function.
3508 (Relobj::count_incremental_reloc): New function.
3509 (Relobj::finalize_incremental_relocs): New function.
3510 (Relobj::next_incremental_reloc_index): New function.
3511 (Relobj::reloc_counts_): New data member.
3512 (Relobj::reloc_bases_): New data member.
3513 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3514 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3515 (Sized_relobj::incremental_relocs_scan): New function.
3516 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3517 (Sized_relobj::incremental_relocs_write): New function.
3518 (Sized_relobj::incremental_relocs_write_reltype): New function.
3519 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3521 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3522 archives and object files elsewhere.
3523 (Add_symbols::run): Report object files here.
3524 (Finish_group::run): Report end of archive at end of group.
3525 * reloc.cc: Include layout.h, incremental.h.
3526 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3527 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3528 (Sized_relobj::incremental_relocs_scan): New function.
3529 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3530 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3531 (Sized_relobj::incremental_relocs_write): New function.
3532 (Sized_relobj::incremental_relocs_write_reltype): New function.
3533 * script.cc (read_input_script): Rewrite test for incremental link.
3534 Change call to Incremental_inputs::report_script.
3535 * symtab.h (Symbol_table::first_global_index): New function.
3536 (Symbol_table::output_count): New function.
3538 2010-08-12 Doug Kwan <dougkwan@google.com>
3540 * arm.cc (Target_arm::merge_object_attributes): Check command line
3541 options --no-wchar-size-warning and --no-enum-size-warning.
3542 * options.h (General_options): Add ld-compatible options
3543 --no-enum-size-warning and --no-wchar-size-warning.
3545 2010-08-04 Ian Lance Taylor <iant@google.com>
3547 * x86_64.cc (Target_x86_64::Scan::local): Use
3548 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3549 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3550 (Target_x86_64::Scan::global): Likewise.
3551 (Target_x86_64::Relocate::relocate): Likewise.
3552 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3555 2010-08-03 Cary Coutant <ccoutant@google.com>
3557 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3558 to reserve space in merged_strings vector. Keep total input size
3560 (Output_merge_string::do_print_merge_stats): Print total input size.
3561 * merge.h (Output_merge_string): Add input_size_ field.
3562 * stringpool.cc (Stringpool_template::string_length): Move
3563 implementations out of Stringpool_template class and place in
3565 * stringpool.h (string_length): Move out of Stringpool_template.
3567 2010-08-03 Ian Lance Taylor <iant@google.com>
3570 * layout.cc (relaxation_loop_body): If address of load segment is
3571 set, adjust address to include headers if possible.
3573 2010-08-03 Ian Lance Taylor <iant@google.com>
3575 * version.cc (version_string): Bump to 1.10.
3577 2010-08-03 Ian Lance Taylor <iant@google.com>
3580 * layout.h (enum Output_section_order): Define.
3581 (class Layout): Update declarations.
3582 * layout.cc (Layout::get_output_section): Add order parameter.
3583 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3584 is_first_non_relro parameters. Change all callers.
3585 (Layout::choose_output_section): Likewise.
3586 (Layout::add_output_section_data): Likewise.
3587 (Layout::make_output_section): Likewise. Set order.
3588 (Layout::default_section_order): New function.
3589 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3590 * output.cc (Output_section::Output_section): Initialize order_.
3591 Don't initialize deleted fields.
3592 (Output_segment::Output_segment): Don't initialize deleted
3594 (Output_segment::add_output_section_to_load): New function
3595 replacing add_output_section. Change all callers to call this or
3596 add_output_section_to_nonload.
3597 (Output_segment::add_output_section_to_nonload): New function.
3598 (Output_segment::remove_output_section): Rewrite.
3599 (Output_segment::add_initial_output_data): Likewise.
3600 (Output_segment::has_any_data_sections): Likewise.
3601 (Output_segment::is_first_section_relro): Likewise.
3602 (Output_segment::maximum_alignment): Likewise.
3603 (Output_segment::has_dynamic_reloc): New function replacing
3604 dynamic_reloc_count. Change all callers.
3605 (Output_segment::has_dynamic_reloc_list): New function replacing
3606 dynamic_reloc_count_list. Change all callers.
3607 (Output_segment::set_section_addresses): Rewrite.
3608 (Output_segment::set_offset): Rewrite.
3609 (Output_segment::find_first_and_last_list): Remove.
3610 (Output_segment::set_tls_offsets): Rewrite.
3611 (Output_segment::first_section_load_address): Likewise.
3612 (Output_segment::output_section_count): Likewise.
3613 (Output_segment::section_with_lowest_load_address): Likewise.
3614 (Output_segment::write_section_headers): Likewise.
3615 (Output_segment::print_sections_to_map): Likewise.
3616 * output.h (class Output_data): Remove dynamic_reloc_count_
3617 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3618 (Output_data::add_dynamic_reloc): Rewrite.
3619 (Output_data::has_dynamic_reloc): New function.
3620 (Output_data::dynamic_reloc_count): Remove.
3621 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3622 is_last_relro_, is_first_non_relro_, is_interp_,
3623 is_dynamic_linker_section_ fields. Add order and set_order
3624 functions. Remove is_relro_local, set_is_relro_local,
3625 is_last_relro, set_is_last_relro, is_first_non_relro,
3626 set_is_first_non_relro functions, is_interp, set_is_interp,
3627 is_dynamic_linker_section, and set_is_dynamic_linker_section
3629 (class Output_segment): Change Output_data_list from std::list to
3630 std:;vector. Add output_lists_ field. Remove output_data_ and
3631 output_bss_ fields. Update declarations.
3633 2010-08-02 Ian Lance Taylor <iant@google.com>
3635 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3636 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3637 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3639 2010-08-02 Ian Lance Taylor <iant@google.com>
3642 * script.cc (Script_options::Script_options): Initialize
3643 symbol_definitions_ and symbol_references_.
3644 (Script_options::add_symbol_assignment): Update
3645 symbol_definitions_ and symbol_references_.
3646 (Script_options::add_symbol_reference): New function.
3647 (script_symbol): New function.
3648 * script.h (class Script_options): Add symbol_definitions_ and
3649 symbol_references_ fields.
3650 (Script_options::referenced_const_iterator): New type.
3651 (Script_options::referenced_begin): New function.
3652 (Script_options::referenced_end): New function.
3653 (Script_options::is_referenced): New function.
3654 (Script_options::any_unreferenced): New function.
3655 * script-c.h (script_symbol): Declare.
3656 * yyscript.y (exp): Call script_symbol.
3657 * symtab.cc: Include "script.h".
3658 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3659 Change all callers. Check symbols referenced by scripts.
3660 (Symbol_table::add_undefined_symbols_from_command_line): Add
3661 layout parameter. Change all callers.
3662 (Symbol_table::do_add_undefined_symbols_from_command_line):
3663 Likewise. Break out loop body. Check symbols referenced by
3665 (Symbol_table::add_undefined_symbol_from_command_line): New
3666 function broken out of
3667 do_add_undefined_symbols_from_command_line.
3668 * symtab.h (class Symbol_table): Update declarations.
3669 * archive.cc: Include "layout.h".
3670 (Archive::should_include_member): Add layout parameter. Change
3671 all callers. Check for symbol mentioned in expression.
3672 * archive.h (class Archive): Update declaration.
3673 * object.cc (Sized_relobj::do_should_include_member): Add layout
3675 * object.h (Object::should_include_member): Add layout parameter.
3677 (Object::do_should_include_member): Add layout parameter.
3678 (class Sized_relobj): Update declaration.
3679 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3681 * dynobj.h (class Sized_dynobj): Update declaration.
3682 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3684 * plugin.h (class Sized_pluginobj): Update declaration.
3686 2010-08-02 Ian Lance Taylor <iant@google.com>
3689 * output.cc (Output_segment::set_offset): Search for the first and
3690 last sections rather than assuming that the list is in order.
3691 (Output_segment::find_first_and_last_list): New function.
3692 * output.h (class Output_segment): Update declarations.
3693 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3694 (relro_strip_test_SOURCES): New variable.
3695 (relro_strip_test_DEPENDENCIES): New variable.
3696 (relro_strip_test_LDFLAGS): New variable.
3697 (relro_strip_test_LDADD): New variable.
3698 (relro_strip_test.so): New target.
3700 2010-08-02 Ian Lance Taylor <iant@google.com>
3702 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3703 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3704 (Target_i386::got_tlsdesc_section): New function.
3705 (Target_i386::got_section): Create space for GOT entries for
3706 TLSDESC relocations.
3707 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3709 (Target_i386::Scan::global): Likewise.
3710 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3712 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3713 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3714 (Target_x86_64::got_tlsdesc_section): New function.
3715 (Target_x86_64::got_section): Create space for GOT entries for
3716 TLSDESC relocations.
3717 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3719 (Target_x86_64::Scan::global): Likewise.
3720 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3723 2010-08-02 Ian Lance Taylor <iant@google.com>
3725 * testsuite/final_layout.sh: Use dc to convert from hex to
3728 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3730 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3731 paramter to the call to gold::gc_process_relocs.
3732 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3733 paramter to the call to gold::gc_process_relocs.
3734 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3735 parameter to the call to gold::gc_process_relocs.
3736 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3737 template parameter to the call to gold::gc_process_relocs.
3738 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3739 paramter to the call to gold::gc_process_relocs.
3740 * gc.h (get_embedded_addend_size): New function.
3741 (gc_process_relocs): Save the size of the reloc for use by ICF.
3742 * icf.cc (get_section_contents): Get the addend from the text section
3743 for SHT_REL relocation sections.
3744 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3745 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3746 * int_encoding.h (read_from_pointer): New overloaded function.
3747 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3748 * testsuite/icf_sht_rel_addend_test.sh: New file.
3749 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3750 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3752 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3754 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3755 * Makefile.in: Regenerate.
3756 * testsuite/Makefile.in: Regenerate.
3758 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3760 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3761 * gold/testsuite/debug_msg.cc: Likewise.
3762 * gold/testsuite/odr_violation1.cc
3763 * gold/testsuite/odr_violation2.cc
3765 2010-07-21 Cary Coutant <ccoutant@google.com>
3767 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3768 string, and length fields.
3769 (Output_merge_string::Merged_strings_list): New type.
3770 (Output_merge_string::Merged_strings_lists): New typedef.
3771 (Output_merge_string): Replace merged_strings_ with
3772 merged_strings_lists_.
3773 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3774 Merged_strings_list per input object and section. Don't store pointer
3775 to the string. Don't store length with each merged string entry.
3776 (Output_merge_string::finalize_merged_data): Loop over list of merged
3777 strings lists. Recompute length of each merged string.
3779 2010-07-15 Cary Coutant <ccoutant@google.com>
3781 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3784 2010-07-14 Ian Lance Taylor <iant@google.com>
3786 * descriptors.cc (Descriptors::open): Report correct name in error
3789 2010-07-13 Doug Kwan <dougkwan@google.com>
3791 * arm.cc (Arm_input_section::Arm_input_section): For a
3792 SHT_ARM_EXIDX section, always keeps the input sections.
3793 (Arm_input_section::set_exidx_section_link): New method.
3794 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3795 has_errors_ to false.
3796 (Arm_exidx_input_section::has_errors,
3797 Arm_exidx_input_section::set_has_errors): New methods.
3798 (Arm_exidx_input_section::has_errors_): New data member.
3799 (Arm_relobj::get_exidx_shndx_list): New method.
3800 (Arm_output_section::append_text_sections_to_list): Do not skip
3801 section without SHF_EXECINSTR.
3802 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3804 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3805 section header. Make error messages more verbose. Check for
3806 a non-executable section linked to an EXIDX section.
3807 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3808 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3809 check that there is no deferred EXIDX section if we exit early.
3810 Instead of not making an EXIDX section in case of an error, make one
3811 and set the has_errors flag of it.
3812 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3813 in a relocatable link.
3814 (Target_arm::do_relax): Look for the EXIDX output section instead of
3815 assuming that it is called .ARM.exidx.
3816 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3817 section list. Do not check for SHF_EXECINSTR section flags but
3818 skip any input section with errors.
3819 * output.cc (Output_section::Output_section): Initialize
3820 always_keeps_input_sections_ to false.
3821 (Output_section::add_input_section): Check for
3822 always_keeps_input_sections_.
3823 * output.h (Output_section::always_keeps_input_sections,
3824 Output_section::set_always_keeps_input_sections): New methods.
3825 (Output_section::always_keeps_input_sections): New data member.
3827 2010-07-13 Rafael Espindola <espindola@google.com>
3829 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3830 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3832 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3833 Ian Lance Taylor <iant@google.com>
3835 * output.h (Output_section_lookup_maps::add_merge_section):
3836 Correct check of whether value was inserted.
3837 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3838 (Output_section_lookup_maps::add_relaxed_input_section):
3840 * arm.cc (Target_arm::got_section): Remove used local os.
3841 * i386.cc (Target_i386::got_section): Likewise.
3842 * x86_64.cc (Target_x86_64::got_section): Likewise.
3843 * sparc.cc (Target_sparc::got_section): Likewise.
3844 (Target_sparc::relocate): Remove unused local have_got_offset.
3845 * powerpc.cc (Target_powerpc::relocate): Likewise.
3847 2010-07-13 Ian Lance Taylor <iant@google.com>
3849 * compressed_output.cc (zlib_decompress): Fix signature in
3852 * archive.cc (Archive::include_member): Unlock an external member
3853 of a thin archive. Don't bother to delete an object we know is
3856 2010-07-12 Cary Coutant <ccoutant@google.com>
3858 * compressed_output.cc (zlib_decompress): New function.
3859 (get_uncompressed_size): New function.
3860 (decompress_input_section): New function.
3861 * compressed_output.h (get_uncompressed_size): New function.
3862 (decompress_input_section): New function.
3863 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3864 Handle compressed debug sections.
3865 * layout.cc (is_compressed_debug_section): New function.
3866 (Layout::output_section_name): Map compressed section names to
3868 * layout.h (is_compressed_debug_section): New function.
3869 (is_debug_info_section): Recognize compressed debug sections.
3870 * merge.cc: Include compressed_output.h.
3871 (Output_merge_data::do_add_input_section): Handle compressed
3873 (Output_merge_string::do_add_input_section): Handle compressed
3875 * object.cc: Include compressed_output.h.
3876 (Sized_relobj::Sized_relobj): Initialize new data members.
3877 (build_compressed_section_map): New function.
3878 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3879 * object.h (Object::section_is_compressed): New method.
3880 (Object::do_section_is_compressed): New method.
3881 (Sized_relobj::Compressed_section_map): New type.
3882 (Sized_relobj::do_section_is_compressed): New method.
3883 (Sized_relobj::compressed_sections_): New data member.
3884 * output.cc (Output_section::add_input_section): Handle compressed
3886 * reloc.cc: Include compressed_output.h.
3887 (Sized_relobj::write_sections): Handle compressed debug sections.
3889 2010-07-08 Cary Coutant <ccoutant@google.com>
3891 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3892 weak when resolving to a dynamic def.
3893 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3894 for weak undef/dynamic def cases. Adjust callers.
3895 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3896 undef_binding_weak_.
3897 (Symbol_table::sized_write_globals): Adjust symbol binding.
3898 (Symbol_table::sized_write_symbol): Add binding parameter.
3899 * symtab.h (Symbol::set_undef_binding): New method.
3900 (Symbol::is_undef_binding_weak): New method.
3901 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3902 (Symbol_table::should_override): Add new parameter.
3903 (Symbol_table::sized_write_symbol): Add new parameter.
3905 * testsuite/weak_undef_file1.cc: Add new test case.
3906 * testsuite/weak_undef_file2.cc: Fix header comment.
3907 * testsuite/weak_undef_test.cc: Add new test case.
3909 2010-06-29 Doug Kwan <dougkwan@google.com>
3911 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3912 Initialize USE_SYMBOL_.
3913 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3915 (Arm_reloc_property::uses_symbol_): New data member declaration.
3916 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3917 uses symbol value and symbol is undefined but not weakly undefined.
3919 2010-06-28 Rafael Espindola <espindola@google.com>
3921 * plugin.cc (Plugin::load): Use dlerror.
3923 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3925 * symtab.cc (detect_odr_violations): When reporting an ODR
3926 violation, report an object where the symbol is defined.
3928 2010-06-25 Doug Kwan <dougkwan@google.com>
3930 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3931 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3933 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3934 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3935 target hook to detect function points.
3936 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3937 * icf.h (Icf::check_section_for_function_pointers): Change type of
3938 parameter SECTION_NAME to const reference to std::string. Use
3939 target hook to determine if section may have unsafe pointers.
3940 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3943 2010-06-21 Rafael Espindola <espindola@google.com>
3945 * fileread.cc (Input_file::find_fie): New
3946 (Input_file::open): Use Input_file::find_fie.
3947 * fileread.h (Input_file::find_fie): New
3948 * plugin.cc (set_extra_library_path): New.
3949 (Plugin::load): Add set_extra_library_path to the transfer vector.
3950 (Plugin_manager::set_extra_library_path): New.
3951 (Plugin_manager::add_input_file): Use the extra search path if set.
3952 (set_extra_library_path(): New.
3953 * plugin.h (Plugin_manager): Add set_extra_library_path and
3956 2010-06-19 Cary Coutant <ccoutant@google.com>
3958 * layout.cc (gdb_sections): Add .debug_types.
3959 (lines_only_debug_sections): Likewise.
3961 2010-06-18 Rafael Espindola <espindola@google.com>
3963 * plugin.cc (add_input_file,add_input_library)
3964 (Plugin_manager::add_input_file): Make filename arguments const.
3965 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3968 2010-06-16 Doug Kwan <dougkwan@google.com>
3970 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3971 .ARM.attributes section if we have not merged any input
3972 attributes sections.
3974 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3976 * arm.cc: Allow combining objects with no EABI version
3979 2010-06-15 Rafael Espindola <espindola@google.com>
3981 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3983 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3985 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3986 (struct iovec): Correct !HAVE_READV definition.
3988 2010-06-10 Cary Coutant <ccoutant@google.com>
3990 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3991 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3993 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3996 * symtab.h (Symbol::is_placeholder): New member function.
3997 * target-reloc.h (relocate_section): Check for placeholder symbols.
3999 * testsuite/Makefile.am (plugin_test_8): New test.
4000 (plugin_test_9): New test.
4001 * testsuite/Makefile.in: Regenerate.
4003 2010-06-09 Nick Clifton <nickc@redhat.com>
4005 * yyscript.y (input_list_element): Allow strings prefixed with
4006 the '-' character. Treat these as libraries.
4007 * script.cc (script_add_library): New function. Adds a library
4008 specified by "-l<name>" found in an input script.
4009 * script-c.h: Add prototype for script_add_library.
4011 2010-06-07 Doug Kwan <dougkwan@google.com>
4013 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4014 Restrict stub-group size to be within long conditional branch
4015 range when working around cortex-A8 erratum.
4017 2010-06-07 Damien Diederen <dd@crosstwine.com>
4019 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4022 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4026 (Output_section::Input_section_sort_entry::compare_section_ordering):
4027 Change to return non-zero correctly.
4028 (Output_section::Input_section_sort_section_order_index_compare
4029 ::operator()): Change to fix ambiguity in comparisons.
4031 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4033 * gold.h (is_wildcard_string): New function.
4034 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4035 (Layout::layout_eh_frame): Ditto.
4036 (Layout::find_section_order_index): New method.
4037 (Layout::read_layout_from_file): New method.
4038 * layout.h (Layout::find_section_order_index): New method.
4039 (Layout::read_layout_from_file): New method.
4040 (Layout::input_section_position_): New private member.
4041 (Layout::input_section_glob_): New private member.
4042 * main.cc (main): Call read_layout_from_file here.
4043 * options.h (--section-ordering-file): New option.
4044 * output.cc (Output_section::input_section_order_specified_): New
4046 (Output_section::Output_section): Initialize new member.
4047 (Output_section::add_input_section): Add new parameter.
4048 Keep input sections when --section-ordering-file is used.
4049 (Output_section::set_final_data_size): Sort input sections when
4050 section ordering file is specified.
4051 (Output_section::Input_section_sort_entry): Add new parameter.
4053 (Output_section::Input_section_sort_entry::compare_section_ordering):
4055 (Output_section::Input_section_sort_compare::operator()): Change to
4056 consider section_order_index.
4057 (Output_section::Input_section_sort_init_fini_compare::operator()):
4058 Change to consider section_order_index.
4059 (Output_section::Input_section_sort_section_order_index_compare
4060 ::operator()): New method.
4061 (Output_section::sort_attached_input_sections): Change to sort
4062 according to section order when specified.
4063 (Output_section::add_input_section<32, true>): Add new parameter.
4064 (Output_section::add_input_section<64, true>): Add new parameter.
4065 (Output_section::add_input_section<32, false>): Add new parameter.
4066 (Output_section::add_input_section<64, false>): Add new parameter.
4067 * output.h (Output_section::add_input_section): Add new parameter.
4068 (Output_section::input_section_order_specified): New
4070 (Output_section::set_input_section_order_specified): New method.
4071 (Input_section::Input_section): Initialize section_order_index_.
4072 (Input_section::section_order_index): New method.
4073 (Input_section::set_section_order_index): New method.
4074 (Input_section::section_order_index_): New member.
4075 (Input_section::Input_section_sort_section_order_index_compare): New
4077 (Output_section::input_section_order_specified_): New member.
4078 * script-sections.cc (is_wildcard_string): Delete and move modified
4080 (Output_section_element_input::Output_section_element_input): Modify
4081 call to is_wildcard_string.
4082 (Output_section_element_input::Input_section_pattern
4083 ::Input_section_pattern): Ditto.
4084 (Output_section_element_input::Output_section_element_input): Ditto.
4085 * testsuite/Makefile.am (final_layout): New test case.
4086 * testsuite/Makefile.in: Regenerate.
4087 * testsuite/final_layout.cc: New file.
4088 * testsuite/final_layout.sh: New file.
4090 2010-06-01 Rafael Espindola <espindola@google.com>
4092 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4094 2010-06-01 Rafael Espindola <espindola@google.com>
4096 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4097 visibility of symbols.
4099 2010-05-27 Doug Kwan <dougkwan@google.com>
4101 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4102 from start of output section instead of address for a local symbol
4103 in a merged or relaxed section when doing a relocatable link.
4105 2010-05-26 Rafael Espindola <espindola@google.com>
4108 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4109 adding sections the garbage collector removed.
4110 * gold/testsuite/Makefile.am: Add test.
4111 * gold/testsuite/Makefile.in: Regenerate.
4112 * gold/testsuite/plugin_test_7.sh: New.
4113 * gold/testsuite/plugin_test_7_1.c: New.
4114 * gold/testsuite/plugin_test_7_2.c: New.
4116 2010-05-26 Rafael Espindola <espindola@google.com>
4118 * script-sections.cc (Output_section_definition::set_section_addresses):
4119 Check for --section-start.
4121 2010-05-26 Doug Kwan <dougkwan@google.com>
4123 * arm.cc (Arm_scan_relocatable_relocs): New class.
4124 (Target_arm::relocate_special_relocatable): New method.
4125 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4126 (Arm_relocate_functions::thumb_branch_common): Same.
4127 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4128 instead of Default_scan_relocatable_relocs.
4129 * target-reloc.h (relocate_for_relocatable): Let target handle
4130 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4131 * target.h (Sized_target::relocate_special_relocatable): New method.
4133 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4135 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4137 2010-05-23 Doug Kwan <dougkwan@google.com>
4139 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4141 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4142 with a direct branch, not a conditional branch, to a stub.
4143 * merge.cc (Output_merge_base::record_input_section): New method
4145 (Output_merge_data::do_add_input_section): Record input section if
4146 keeps-input-sections flag is set.
4147 (Output_merge_string::do_add_input_section): Ditto.
4148 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4149 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4151 (Output_merge_base::keeps_input_sections,
4152 Output_merge_base::set_keeps_input_sections,
4153 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4155 (Output_merge_base::Input_sections): New type declaration.
4156 (Output_merge_base::input_sections_begin,
4157 Output_merge_base::input_sections_end,
4158 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4159 (Output_merge_base::bool keeps_input_sections_,
4160 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4161 Output_merge_base::input_sections_): New data members.
4162 (Output_merge_data::do_set_keeps_input_sections): New method
4164 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4165 * output.cc (Output_section::Input_section::relobj): Move method
4166 defintion from class declaration to here and handle merge sections.
4167 (Output_section::Input_section::shndx): Ditto.
4168 (Output_section::Output_section): Remove initializations of removed
4169 data members and initialize new data member LOOKUP_MAPS_.
4170 (Output_section::add_input_section): Set keeps-input-sections flag
4171 for a newly created merge output section as appropriate. Adjust code
4172 to use Output_section_lookup_maps class.
4173 (Output_section::add_relaxed_input_section): Adjst code for lookup
4174 maps code refactoring.
4175 (Output_section::add_merge_input_section): Add a new parameter
4176 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4177 class. If adding input section to a newly created merge output
4178 section fails, remove the new merge section.
4179 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4180 Adjust code for use of the Output_section_lookup_maps class.
4181 (Output_section::find_merge_section): Ditto.
4182 (Output_section::build_lookup_maps): New method defintion.
4183 (Output_section::find_relaxed_input_section): Adjust code to use
4184 Output_section_lookup_maps class.
4185 (Output_section::get_input_sections): Export merge sections. Adjust
4186 code to use Output_section_lookup_maps class.
4187 (Output_section:::add_script_input_section): Adjust code to use
4188 Output_section_lookup_maps class. Update lookup maps for merge
4190 (Output_section::discard_states): Use Output_section_lookup_maps.
4191 (Output_section::restore_states): Same.
4192 * output.h (Merge_section_properties): Move class defintion out of
4194 (Output_section_lookup_maps): New class.
4195 (Output_section::Input_section::is_merge_section): New method
4197 (Output_section::Input_section::relobj): Move defintion out of class
4198 defintion. Declare method only.
4199 (Output_section::Input_section::shndx): Ditto.
4200 (Output_section::Input_section::output_merge_base): New method defintion.
4201 (Output_section::Input_section::u2_.pomb): New union field.
4202 (Output_section::Merge_section_by_properties_map,
4203 Output_section::Output_section_data_by_input_section_map,
4204 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4206 (Output_section::add_merge_input_section): Add new parameter
4207 KEEPS_INPUT_SECTIONS.
4208 (Output_section::build_lookup_maps): New method declaration.
4209 (Output_section::merge_section_map_,
4210 Output_section::merge_section_by_properties_map_,
4211 Output_section::relaxed_input_section_map_,
4212 Output_section::is_relaxed_input_section_map_valid_): Remove data
4214 (Output_section::lookup_maps_): New data member.
4216 2010-05-21 Doug Kwan <dougkwan@google.com>
4219 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4220 avoid a compilation error.
4222 2010-05-19 Rafael Espindola <espindola@google.com>
4224 * script-sections.cc (Output_section_definition::allocate_to_segment):
4225 Update the phdrs_list even when the output section is NULL.
4226 * testsuite/Makefile.am: Add test.
4227 * testsuite/Makefile.in: Regenerate.
4228 * testsuite/script_test_9.cc: New.
4229 * testsuite/script_test_9.sh: New.
4230 * testsuite/script_test_9.t: New.
4232 2010-05-19 Doug Kwan <dougkwan@google.com>
4234 * arm.cc (Arm_input_section::original_size): New method.
4235 (Arm_input_section::do_addralign): Add a cast.
4236 (Arm_input_section::do_output_offset): Remove static cast.
4237 (Arm_input_section::original_addralign,
4238 Arm_input_section::original_size_): Change type to uint32_t.
4239 (Arm_input_section::init): Add safe casts for section alignment
4241 (Arm_input_section::set_final_data_size): Do not set address and
4242 offset of stub table.
4243 (Arm_output_section::fix_exidx_coverage): Change use of of
4244 Output_section::Simple_input_section to that of
4245 Output_section::Input_section.
4246 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4247 except for the first pass.
4248 * output.cc (Output_section::get_input_sections): Change type of
4249 input_sections to std::list<Input_section>.
4250 (Output_section::add_script_input_section): Rename from
4251 Output_section::add_simple_input_section. Change type of SIS
4252 parameter from Simple_input_section to Input_section.
4253 * output.h (Output_section::Simple_input_section): Remove class.
4254 (Output_section::Input_section): Change class visibility to public.
4255 (Output_section::Input_section::addralign): Use stored alignments
4256 for special input sections if set.
4257 (Output_section::Input_section::set_addralign): New method.
4258 (Output_section::get_input_sections): Change parameter type from
4259 list of Simple_input_section to list of Input_section.
4260 (Output_section::add_script_input_section): Rename from
4261 Output_section::add_simple_input_section. Change first parameter's
4262 type from Simple_input_section to Input_section and remove the
4263 second and third parameters.
4264 * script-sections.cc (Input_section::Input_section_list): Change
4265 type to list of Output_section::Input_section/
4266 (Input_section_info::Input_section_info): Change parameter type of
4267 INPUT_SECTION to Output_section::Input_section.
4268 (Input_section_info::input_section): Change return type.
4269 (Input_section_info::input_section_): Change type to
4270 Output_section::Input_section.
4271 (Output_section_element_input::set_section_addresses): Adjust code
4272 to use Output_section::Input_section instead of
4273 Output_section::Simple_input_section. Adjust code for renaming
4274 of Output_section::add_simple_input_section.
4275 (Orphan_output_section::set_section_addresses): Ditto.
4277 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4279 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4280 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4282 2010-05-18 Rafael Espindola <espindola@google.com>
4284 * options.cc (General_options::finalize): Handle -nostdlib.
4285 * options.h (nostdlib): New option.
4286 * script.cc (script_add_search_dir): Handle -nostdlib.
4288 2010-05-12 Doug Kwan <dougkwan@google.com>
4290 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4291 attributes section only if there no attributes section after merging.
4292 (Target_arm::merge_object_attributes): Move value of
4293 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4294 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4295 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4296 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4297 and arm_attr_merge_7.stdout.
4298 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4299 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4300 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4301 arm_attr_merge_7b.o): New rules.
4302 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4304 * testsuite/Makefile.in: Regenerate.
4305 * testsuite/arm_attr_merge.sh: New file.
4306 * testsuite/arm_attr_merge_[67][ab].s: Same.
4308 2010-05-05 Nick Clifton <nickc@redhat.com>
4310 * po/es.po: Updated Spanish translation.
4312 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4314 * Makefile.am (install-exec-local): Properly install gold as
4315 default cross linker.
4316 * Makefile.in: Regenerated.
4318 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4319 Nick Clifton <nickc@redhat.com>
4321 * configure.ac (install_as_default): Define and set to false
4322 unless --enable-gold or --enable-gold=both/gold has been
4324 * configure: Regenerate.
4326 * Makefile.am (install-exec-local): Install the executable as
4327 'ld.gold'. If install_as_default is true then also install it as
4329 * Makefile.in: Regenerated.
4331 2010-04-24 Ian Lance Taylor <iant@google.com>
4333 * layout.cc (Layout::layout_reloc): In relocatable link don't
4334 combine reloc sections for grouped sections.
4336 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4338 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4339 sections that are not ordinary to icf.
4340 * icf.cc (get_section_contents): Handle relocation pointing to section
4341 with no object or shndx information.
4342 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4343 * testsuite/Makefile.in: Regenerate.
4344 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4345 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4347 2010-04-22 Ian Lance Taylor <iant@google.com>
4349 * expression.cc (Expression::Expression_eval_info): Add
4350 result_alignment_pointer field.
4351 (Expression::eval_with_dot): Add result_alignment_pointer
4352 parameter. Change all callers.
4353 (Expression::eval_maybe_dot): Likewise.
4354 (class Binary_expression): Add alignment_pointer parameter to
4355 left_value and right_value. Change all callers.
4356 (BINARY_EXPRESSION): Set result alignment.
4357 (class Trinary_expression): Add alignment_pointer parameter to
4358 arg2_value and arg3_value. Change all callers.
4359 (Trinary_cond::value): Set result alignment.
4360 (Max_expression::value, Min_expression::value): Likewise.
4361 (Align_expression::value): Likewise.
4362 * script-sections.cc (class Sections_element): Add dot_alignment
4363 parameter to set_section_addresses virtual function. Update
4365 (class Output_section_element): Likewise.
4366 (Script_sections::create_segments): Add dot_alignment parameter.
4368 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4369 (Script_sections::set_phdrs_clause_addresses): Likewise.
4370 * script-sections.h: Update declarations.
4371 * script.h: Update declarations.
4372 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4374 * testsuite/script_test_3.t: Set large alignment.
4375 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4376 segment has expected alignment.
4378 2010-04-22 Nick Clifton <nickc@redhat.com>
4380 * po/gold.pot: Updated by the Translation project.
4381 * po/vi.po: Updated Vietnamese translation.
4383 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4385 * testsuite/Makefile.am (check_PROGRAMS): Add
4386 icf_virtual_function_folding_test.
4387 * testsuite/Makefile.in: Regenerated.
4389 2010-04-15 Andrew Haley <aph@redhat.com>
4391 * options.h (merge_exidx_entries): New option.
4392 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4393 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4394 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4395 (Target_arm::merge_exidx_entries): New function.
4396 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4397 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4398 to Arm_exidx_fixup constructor.
4399 Add new arg, merge_exidx_entries.
4400 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4401 Arm_output_section::fix_exidx_coverage.
4403 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4405 * icf.cc (get_section_contents): Check for preemptible functions.
4406 Ignore addend when appropriate.
4407 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4409 (add_from_relobj): Check for section folded.
4410 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4411 * symtab.h (should_add_dynsym_entry): Add new parameter.
4412 * target-reloc.h (scan_relocs): Check for section folded.
4413 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4414 Check reloc types for function pointers in shared objects.
4415 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4417 (icf_preemptible_functions_test): New test case.
4418 (icf_string_merge_test): New test case.
4419 * testsuite.Makefile.in: Regenerate.
4420 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4421 bar_glob. Refactor code.
4422 * testsuite/icf_preemptible_functions_test.cc: New file.
4423 * testsuite/icf_preemptible_functions_test.sh: New file.
4424 * testsuite/icf_string_merge_test.cc: New file.
4425 * testsuite/icf_string_merge_test.sh: New file.
4426 * testsuite/icf_virtual_function_folding_test.cc: New file.
4427 * testsuite/icf_virtual_function_folding_test.sh: New file.
4429 2010-04-14 Doug Kwan <dougkwan@google.com>
4431 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4432 for local symbol recounting if we remove a section due to ICF.
4433 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4434 there are no regular objects in input.
4436 2010-04-13 Doug Kwan <dougkwan@google.com>
4438 * arm.cc (Arm_input_section::set_final_data_size): Compute
4439 accurate final data size instead of using current data size.
4441 2010-04-09 Doug Kwan <dougkwan@google.com>
4443 * layout.cc (Layout::choose_output_section): Handle script section
4445 (Layout::make_output_section_for_script): Add section type parameter.
4446 Handle script section types.
4447 * layout.h (Layout::make_output_section_for_script): Add section
4449 * output.cc (Output_section::Output_section): Initialize data member
4451 (Output_section::do_reset_address_and_file_offset): Do not set address
4452 to 0 if section is a NOLOAD section.
4453 * output.h (Output_section::is_noload): New method.
4454 (Output_section::set_is_noload): Ditto.
4455 (Output_section::is_noload_): New data member.
4456 * script-c.h (Script_section_type): New enum type.
4457 (struct Parser_output_section_header): Add new file section_type.
4458 * script-sections.cc (Sections_element::output_section_name): Add
4459 parameter for returning script section type.
4460 (Output_section_definition::output_section_name): Ditto.
4461 (Output_section_definition::section_type)P; New method.
4462 (Output_section_definiton::script_section_type_name): Ditto.
4463 (Output_section_definition::script_section_type_): New data member.
4464 (Output_section_definition::Output_section_definition): Initialize
4465 data member Output_section_definition::script_section_type_.
4466 (Output_section_definition::create_sections): Pass script section type
4467 to Layout::make_output_section_for_script.
4468 (Output_section_definition::output_section_name): Return script
4469 section type to caller.
4470 (Output_section_definition::set_section_address): Do not advance
4471 dot value and load address if section type is NOLOAD. Set address
4472 of NOLOAD sections regardless of section flags.
4473 (Output_section_definition::print): Print section type if it is
4474 not SCRIPT_SECTION_TYPE_NONE.
4475 (Output_section_definition::section_type): New method.
4476 (Output_section_definition::script_section_type_name): Ditto.
4477 (Script_sections::output_section_name): Add new parameter
4478 PSECTION_TYPE for returning script section type. Pass it to
4479 section elements. Handle discard sections.
4480 (Sort_output_sections::operator()): Handle NOLOAD sections.
4481 * script-sections.h (Script_sections::Section_type): New enum type.
4482 (Script_sections::output_section_name): Add a new parameter for
4483 returning script section type.
4484 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4486 * yyscript.y (union): Add new field SECTION_TYPE.
4487 (COPY, DSECT, INFO, NOLOAD): New tokens.
4488 (opt_address_and_section_type): Change type to output_section_header.
4489 (section_type): New non-terminal
4490 (section_header): Handle section type.
4491 (opt_address_and_section_type): Return section type value.
4493 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4495 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4496 * testsuite/plugin_common_test_2.c (foo): Likewise.
4498 2010-04-08 Doug Kwan <dougkwan@google.com>
4500 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4502 * output.cc (Output_section::add_merge_input_section): Simplify
4503 code and return status of Output_merge_base::add_input_section.
4504 Update merge section map only if Output_merge_base::add_input_section
4507 2010-04-07 Doug Kwan <dougkwan@google.com>
4509 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4510 if section is marked as containing instructions but has no mapping
4512 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4513 correct section index.
4514 (Arm_relobj::find_linked_text_section): Ditto.
4516 2010-04-07 Cary Coutant <ccoutant@google.com>
4518 * archive.cc (include_member): Destroy Read_symbols_data object before
4520 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4521 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4522 (Read_symbols_data::~Read_symbols_data) New destructor.
4523 (Section_relocs::Section_relocs) New constructor.
4524 (Section_relocs::~Section_relocs) New destructor.
4525 (Read_relocs_data::Read_relocs_data) New constructor.
4526 (Read_relocs_data::~Read_relocs_data) New destructor.
4527 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4528 pointers to NULL after deleting.
4530 2010-04-07 Doug Kwan <dougkwan@google.com>
4532 * arm.cc: Replace "endianity" with "endianness" in comments.
4533 (Arm_exidx_cantunwind): Ditto.
4534 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4535 (Arm_relobj::merge_flags_and_attributes): New method.
4536 (Arm_relobj::merge_flags_and_attributes_): New data member.
4537 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4538 (Arm_relobj::scan_sections_for_stubs): Ditto.
4539 (Arm_relobj::do_read_symbols): Check to see if we really want to
4540 merge processor-specific flags and attributes. Exit early if
4541 an object is empty except for section names and the undefined symbol.
4542 (Target_arm::do_finalize_sections): Move check for ELF format to
4543 Arm_relobj::do_read_symbols. Merge processor specific flags and
4544 attributes from a regular object only when we have determined that
4545 it is aapropriate. Do not create an .ARM.attributes section in
4546 output if there is no regular input object.
4547 (Target_arm::merge_processor_specific_flags): Check
4548 --warn-mismatch before printing any error.
4549 (Target_arm::merge_object_attributes): Ditto.
4550 * gold.cc (queue_middle_tasks): Handle the case in which there is
4551 no regular object in input.
4552 * options.cc (General_options::parse_EB): New method.
4553 (General_options::parse_EL): Same.
4554 (General_options::General_options): Initialize endianness_.
4555 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4557 (General_options::Endianness): New enum.
4558 (General_options::endianness): New method.
4559 (General_options::endianness_): New data member.
4560 * parameters.cc (Parameters::set_options): Check target endianness.
4561 (Parameters::set_target_once): Ditto.
4562 (Parameters::check_target_endianness): New method.
4563 (parameters_force_valid_target): If either -EL or -EB is specified,
4564 use it to define endianness of default target.
4565 * parameters.h (Parameters::check_target_endianness): New method
4567 * target.h (class Target): Change "endianity" to "endianness"
4570 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4572 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4573 * configure: Regenerate.
4574 * Makefile.in: Regenerate.
4575 * testsuite/Makefile.in: Regenerate.
4577 2010-04-06 Cary Coutant <ccoutant@google.com>
4580 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4581 prevailing definitions of common symbols.
4582 * testsuite/plugin_test_6.sh: New test case.
4583 * testsuite/plugin_common_test_1.c: New test case.
4584 * testsuite/plugin_common_test_2.c: New test case.
4585 * testsuite/Makefile.am (plugin_test_6): New test case.
4586 * testsuite/Makefile.in: Regenerate.
4588 2010-04-06 Nick Clifton <nickc@redhat.com>
4590 * po/vi.po: New Vietnamese translation.
4592 2010-03-30 Doug Kwan <dougkwan@google.com>
4594 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4596 2010-03-25 Doug Kwan <dougkwan@google.com>
4598 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4599 to avoid a conversion warning on a 32-bit host.
4601 2010-03-24 Ian Lance Taylor <iant@google.com>
4603 * testsuite/script_test_3.t: Add a TLS segment.
4604 * testsuite/Makefile.am (check_PROGRAMS): Add
4605 tls_phdrs_script_test.
4606 (tls_phdrs_script_test_SOURCES): Define.
4607 (tls_phdrs_script_test_DEPENDENCIES): Define.
4608 (tls_phdrs_script_test_LDFLAGS): Define.
4609 (tls_phdrs_script_test_LDADD): Define.
4610 * testsuite/Makefile.in: Rebuild.
4612 2010-03-23 Cary Coutant <ccoutant@google.com>
4614 * fileread.cc (find_or_make_view): Fix comment.
4616 2010-03-23 Ian Lance Taylor <iant@google.com>
4618 * script-sections.cc (class Orphan_section_placement): Define
4619 PLACE_TLS and PLACE_TLS_BSS.
4620 (Orphan_section_placement::Orphan_section_placement): Initialize
4622 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4623 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4624 (tls_script_test_SOURCES): Define.
4625 (tls_script_test_DEPENDENCIES): Define.
4626 (tls_script_test_LDFLAGS): Define.
4627 (tls_script_test_LDADD): Define.
4628 * testsuite/Makefile.in: Rebuild.
4630 2010-03-22 Doug Kwan <dougkwan@google.com>
4632 * arm.cc (Arm_relocate_functions::abs8,
4633 Arm_relocate_functions::abs16): Use correct check for overflow
4634 specified in the ARM ELF specs.
4635 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4636 target of a BLX instruction specially.
4637 (Reloc_stub::stub_type_for_reloc): Ditto.
4638 (Relocate::relocate): Use symbolic names instead of numeric relocation
4639 codes to report error.
4640 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4642 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4643 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4644 thumb2_blx_out_of_range.stdout
4645 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4646 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4647 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4648 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4649 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4650 thumb2_blx_in_range, thumb2_blx_in_range.o,
4651 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4652 thumb2_blx_out_of_range.o): New rules.
4653 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4654 thumb2_blx_in_range and thumb2_blx_out_of_range.
4655 * testsuite/Makefile.in: Regenerate.
4656 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4657 * testsuite/thumb_blx_in_range.s: New file.
4658 * testsuite/thumb_blx_out_of_range.s: New file.
4660 2010-03-22 Rafael Espindola <espindola@google.com>
4662 * archive.cc (Should_include): Move to archive.h.
4663 (should_include_member): Make it a member of Archive.
4665 (Add_lib_group_symbols): New.
4666 * archive.h: Include options.h.
4667 (Archive_member): Moved from Archive.
4668 (Should_include): Moved from archive.cc.
4670 (Add_lib_group_symbols): New.
4671 * dynobj.cc (do_should_include_member): New.
4672 * dynobj.h (do_should_include_member): New.
4673 * gold.cc (queue_initial_tasks): Update call to queue.
4674 * main.cc (main): Print lib group stats.
4675 * object.cc (do_should_include_member): New.
4676 * object.h: Include archive.h.
4677 (Object::should_include_member): New.
4678 (Object::do_should_include_member): New.
4679 (Sized_relobj::do_should_include_member): New.
4680 * options.cc (General_options::parse_start_lib): New.
4681 (General_options::parse_end_lib): New.
4682 (Input_arguments::add_file): Handle lib groups.
4683 (Input_arguments::start_group): Check we are not in a lib.
4684 (Input_arguments::start_lib): New.
4685 (Input_arguments::end_lib): New.
4686 * options.h (General_options): Add start_lib and end_lib.
4687 (Input_argument::lib_): New.
4688 (Input_argument::lib): New.
4689 (Input_argument::is_lib): New.
4690 (Input_file_lib): New.
4691 (Input_arguments::in_lib_): New.
4692 (Input_arguments::in_lib): New.
4693 (Input_arguments::start_lib): New.
4694 (Input_arguments::end_lib_): New.
4695 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4696 in unused members as preempted.
4697 (Sized_pluginobj::do_should_include_member): New.
4698 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4699 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4701 (Read_symbols::do_whole_lib_group): New.
4702 (Read_symbols::do_lib_group): New.
4703 (Read_symbols::do_read_symbols): Handle lib groups.
4704 (Read_symbols::get_name): Handle lib groups.
4705 * readsyms.h (Read_symbols): Add an archive member pointer.
4706 (Read_symbols::do_whole_lib_group): New.
4707 (Read_symbols::do_lib_group): New.
4708 (Read_symbols::member_): New.
4709 * script.cc (read_input_script): Update call to queue_soon.
4711 2010-03-19 Doug Kwan <dougkwan@google.com>
4713 * arm.cc (Stub_table::Stub_table): Initialize new data members
4714 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4715 (Stub_table::add_reloc_stub): Assign stub offset and update
4716 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4717 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4719 (Stub_table::update_data_size_and_addralign): Use
4720 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4721 instead of going over all reloc stubs.
4722 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4723 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4724 Stringpool_template::offset_ to size of Stringpool_char.
4725 (Stringpool_template::new_key_offset): Remove code to initialize
4726 Stringpool_template::offset_.
4727 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4728 Stringpool_template::offset_ to zero.
4730 2010-03-15 Doug Kwan <dougkwan@google.com>
4732 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4734 (Stringpool_template::new_key_offset): New method.
4735 (Stringpool_template::add_string): Assign offsets when adding new
4737 (Stringpool_template::set_string_offsets): Do not set string offsets
4738 when not optimizing.
4739 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4741 (Chunked_vector::clear): Clear size_.
4742 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4743 (Chunked_vector::size): Return size_.
4744 (Chunked_vector::push_back): Use size_ to find insert position.
4745 (Chunked_vector::size_): New data member.
4746 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4747 (Stringpool_template::new_key_offset): New method declaration.
4748 (Stringpool_template::offset_): New data member.
4750 2010-03-15 Rafael Espindola <espindola@google.com>
4752 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4753 Add_symbols' constructor.
4754 * readsyms.h (Add_symbols): Remove the input_group member.
4756 2010-03-10 Ian Lance Taylor <iant@google.com>
4758 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4759 target to ask whether a reference to a symbol requires a stack
4761 * target.h (Target::is_call_to_non_split): New function.
4762 (Target::do_is_call_to_non_split): Declare virtual function.
4763 * target.cc: Include "symtab.h".
4764 (Target::do_is_call_to_non_split): New function.
4765 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4767 2010-03-10 Cary Coutant <ccoutant@google.com>
4769 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4770 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4771 (File_read::open[2]): Add whole_file_view_ to list of views.
4772 (File_read::make_view): Remove test of whole_file_view_.
4773 (File_read::find_or_make_view): Create whole_file_view_ if
4775 (File_read::clear_views): Replace bool parameter with enum;
4776 adjust all callers. Don't delete views with permanent data;
4777 do delete cached views and views from archives if
4778 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4779 if clearing the corresponding view.
4780 * fileread.h (File_read::Clear_views_mode): New enum.
4781 (File_read::View::is_permanent_view): New method.
4782 (File_read::clear_views): Replace bool parameter
4783 with enum; adjust all callers.
4784 * options.h (General_options): Change keep_files_mapped option;
4785 add map_whole_files.
4786 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4788 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4791 2010-03-10 David S. Miller <davem@davemloft.net>
4793 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4795 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4797 * icf.cc (get_section_contents): Add '@' marker after processing the
4800 2010-03-08 Doug Kwan <dougkwan@google.com>
4802 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4803 due to a conversion warning.
4804 (Arm_relobj::update_output_local_symbol_count): Check for local
4805 symbol with unset output index.
4807 2010-03-05 Ian Lance Taylor <iant@google.com>
4809 * options.h (class General_options): Add --spare-dynamic-tags.
4810 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4811 --spare-dynamic-tags.
4813 2010-03-05 Ian Lance Taylor <iant@google.com>
4815 * incremental.cc: Include "libiberty.h".
4817 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4819 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4820 function, is_info_ member.
4821 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4822 (Versions::Versions): Update caller.
4823 (Versions::define_base_version): Likewise.
4824 (Versions::add_def): Likewise.
4826 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4828 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4829 (Scan::possible_function_pointer_reloc): New function.
4830 (Scan::local_reloc_may_be_function_pointer): Change to call
4831 possible_function_pointer_reloc.
4832 (Scan::global_reloc_may_be_function_pointer): Ditto.
4833 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4834 relocations in ".data.rel.ro._ZTV" section.
4835 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4836 * testsuite/icf_safe_so_test.cc: Ditto.
4837 * testsuite/icf_safe_test.cc: Ditto.
4838 * testsuite/icf_safe_test.sh: Ditto.
4840 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4841 Ian Lance Taylor <iant@google.com>
4843 * target-reloc.h (relocate_section): Check the symbol table index
4844 for -1U before setting the local symbol index.
4845 (scan_relocatable_relocs): If copying the relocation, record that
4846 the local symbol is required.
4847 * object.h (Symbol_value::is_output_symtab_index_set): New
4849 (Symbol_value::may_be_discarded_from_output_symtab): New
4851 (Symbol_value::has_output_symtab_entry): New function.
4852 (Symbol_value::needs_output_symtab_entry): Remove.
4853 (Symbol_value::output_symtab_index): Make sure the symbol index is
4855 (Symbol_value::set_output_symtab_index): Make sure the symbol
4856 index is not set. Make sure the new index is valid.
4857 (Symbol_value::set_must_have_output_symtab_entry): New function.
4858 (Symbol_value::has_output_dynsym_entry): New function.
4859 (Symbol_value::set_output_dynsym_index): Make sure the new index
4861 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4862 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4863 local symbol if permitted.
4864 (Sized_relobj::do_finalize_local_symbols): Call
4865 is_output_symtab_index_set rather than needs_output_symtab_entry.
4866 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4867 rather than needs_output_symtab_entry. Call
4868 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4869 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4870 is_output_symtab_index_set rather than needs_output_symtab_entry.
4871 * testsuite/discard_locals_relocatable_test.c: New file.
4872 * testsuite/discard_locals_test.sh: Test -r.
4873 * testsuite/Makefile.am (check_DATA): Add
4874 discard_locals_relocatable_test1.syms,
4875 discard_local_relocatable_test2.syms.
4876 (MOSTLYCLEANFILES): Likewise. Also add
4877 discard_locals_relocatable_test1.lout and
4878 discard_locals_relocatable_test2.out.
4879 (discard_locals_relocatable_test1.syms): New target.
4880 (discard_locals_relocatable_test.o): New target.
4881 (discard_locals_relocatable_test1.out): New target.
4882 (discard_locals_relocatable_test2.syms): New target.
4883 (discard_locals_relocatable_test2.out): New target.
4884 (various): Add missing ../ld-new dependencies.
4885 * testsuite/Makefile.in: Rebuild.
4887 2010-03-03 Nick Clifton <nickc@redhat.com>
4889 * po/fi.po: New Finnish translation.
4891 2010-03-01 Doug Kwan <dougkwan@google.com>
4893 * layout.cc (Layout::Layout): Force section types of .init_array*,
4894 .preinit_array* and .fini_array* sections.
4895 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4896 Fix check of return value of std::string::find.().
4897 (Output_section::Input_section_sort_compare::operator()): Remove
4898 comment about .init_array.
4899 (Output_section::Input_section_sort_init_fini_compare::operator()):
4901 (Output_section::sort_attached_input_sections): Handle .init_array
4902 and .fini_array specially.
4903 * output.h (Output_section::Inut_section_sort_compare): Update
4905 (Output_section::Input_section_sort_init_fini_compare): New struct.
4907 2010-02-26 Doug Kwan <dougkwan@google.com>
4909 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4910 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4911 * testsuite/debug_msg.sh: Avoid matching source line number for
4912 use of global variable undef_int.
4914 2010-02-26 Doug Kwan <dougkwan@google.com>
4916 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4917 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4918 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4919 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4920 * options.cc (General_options::General_options): Initialize member
4922 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4923 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4924 and rm_no_fix_v4bx.stdout
4925 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4926 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4927 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4928 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4929 and arm_no_fix_v4bx.
4930 * Makefile.in: Regenerate.
4931 * testsuite/arm_fix_v4bx.s: New file.
4932 * testsuite/arm_fix_v4bx.sh: Ditto.
4934 2010-02-24 Doug Kwan <dougkwan@google.com>
4936 * arm.cc (Target_arm::got_section): Make the .got section the first
4937 non RELRO section in the data segment.
4938 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4939 suffixes of section names.
4941 2010-02-24 Doug Kwan <dougkwan@google.com>
4943 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4944 flags and attributes merging if an input file is a binary file.
4945 * fileread.cc (Input_file::open): Record format of original file.
4946 * fileread.h (Input_file::Format): New enum type.
4947 (Input_file::Input_file): Initialize data member format_.
4948 (Input_file::format): New method definition.
4949 (Input_file::format_):: New data member.
4951 2010-02-24 Doug Kwan <dougkwan@google.com>
4953 * arm.cc (Arm_output_data_got): New class.
4954 (ARM_TCB_SIZE): New constant
4955 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4956 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4957 If user uses a script with a SECTIONS clause, issue only a warning
4958 for a misplaced EXIDX input section. Otherwise, issue an error.
4959 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4961 (Target_arm::got_mode_index_entry): Handle static linking.
4962 (Target_arm::Scan::local): Ditto.
4963 (Target_arm::Scan::global): Ditto.
4964 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4965 all incorrectly implemented relocations.
4966 (Target_arm::fix_exidx_coverage): Pass layout to
4967 Arm_output_section::fix_exidx_coverage.
4968 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4969 from ".ARM.exidx." and ".ARM.extab.".
4971 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4973 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4974 section if it does not already exist.
4975 * attributes.cc (Attributes_section_data::Attributes_section_data):
4976 Don't crash if size is zero.
4978 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4979 Ian Lance Taylor <iant@google.com>
4981 * gold.cc (queue_middle_tasks): If no input files were opened,
4983 * workqueue.h (Task_function::Task_function): Assert that there is
4986 2010-02-22 Doug Kwan <dougkwan@google.com>
4988 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4989 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4990 types to avoid warnings due to different uint64_t implementations
4993 2010-02-21 Doug Kwan <dougkwan@google.com>
4995 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4996 handling of the maximum backward branch offset.
4997 (Arm_relocate_functions::thumb_branch_common): Ditto.
4998 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4999 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5000 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5001 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5002 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5003 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5004 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5005 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5006 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5007 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5008 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5009 thumb2_bl_out_of_range.o): New rules.
5010 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5011 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5012 thumb2_bl_out_of_range
5013 * testsuite/Makefile.in: Regenerate.
5014 * testsuite/arm_bl_in_range.s: New file.
5015 * testsuite/arm_bl_out_of_range.s: Ditto.
5016 * testsuite/arm_branch_in_range.sh: Ditto.
5017 * testsuite/arm_branch_range.t: Ditto.
5018 * testsuite/thumb2_branch_range.t: Ditto.
5019 * testsuite/thumb_bl_in_range.s: Ditto.
5020 * testsuite/thumb_bl_out_of_range.s: Ditto.
5021 * testsuite/thumb_branch_range.t: Ditto.
5023 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5025 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5026 Add reloc offset information.
5027 * icf.cc (get_section_contents): Change iterators to point to the new
5028 vectors. Add reloc offset information to the contents.
5029 * icf.h (Icf::Sections_reachable_info): New typedef.
5030 (Icf::Sections_reachable_list): New typedef.
5031 (Icf::Offset_info): New typedef.
5032 (Icf::Reloc_info): New struct typedef.
5033 (Icf::Reloc_info_list): New typedef.
5034 (Icf::symbol_reloc_list): Delete method.
5035 (Icf::addend_reloc_list): Delete method.
5036 (Icf::section_reloc_list): Delete method.
5037 (Icf::reloc_info_list): New method.
5038 (Icf::reloc_info_list_): New member.
5040 2010-02-19 Doug Kwan <dougkwan@google.com>
5042 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5043 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5044 * arm.cc (Arm_relocation_functions): New forward declaration.
5045 (Target_arm::Target_arm): Initialize new data members
5046 got_mod_index_offset_ and tls_base_symbol_defined_.
5047 (Target_arm::Relocate::relocate_tls): New method.
5048 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5049 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5051 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5052 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5053 (Target_arm::got_mod_index_offset_,
5054 Target_arm::tls_base_symbol_defined_): New data members.
5055 (Target_arm::Scan::local, Target::Scan::global,
5056 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5059 2010-02-18 Doug Kwan <dougkwan@google.com>
5061 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5062 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5063 text section as a parameter becuase some broken tools may not set
5064 the link in section header.
5065 (Target_arm::has_got_section): New method.
5066 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5067 without any mapping symbol as data only. Remove warning.
5068 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5069 link in its section header, try to discover the link by inspecting the
5070 REL31 relocation at the beginning of the section.
5071 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5073 (Target_arm::Scan::global): Treat any reference to the symbol
5074 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5076 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5078 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5079 (Scan::global_reloc_may_be_function_pointer): New function.
5080 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5081 (Scan::global_reloc_may_be_function_pointer): New function.
5082 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5083 (Scan::global_reloc_may_be_function_pointer): New function.
5084 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5085 (Scan::global_reloc_may_be_function_pointer): New function.
5086 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5087 (Scan::global_reloc_may_be_function_pointer): New function.
5088 (Scan::possible_function_pointer_reloc): New function.
5089 (Target_x86_64::can_check_for_function_pointers): New function.
5090 * gc.h (gc_process_relocs): Scan relocation types to determine if
5091 function pointers were taken for targets that support it.
5092 * icf.cc (Icf::find_identical_sections): Include functions for
5093 folding in safe ICF whose pointer is not taken.
5094 * icf.h (Secn_fptr_taken_set): New typedef.
5095 (fptr_section_id_): New member.
5096 (section_has_function_pointers): New function.
5097 (set_section_has_function_pointers): New function.
5098 (check_section_for_function_pointers): New function.
5099 * options.h: Fix comment for safe ICF option.
5100 * target.h (can_check_for_function_pointers): New function.
5101 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5102 Modify icf_safe_test for X86-64.
5103 * testsuite/Makefile.in: Regenerate.
5104 * testsuite/icf_safe_so_test.cc: New file.
5105 * testsuite/icf_safe_so_test.sh: New file.
5106 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5107 (main): Change to take pointer to function kept_func_3.
5108 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5109 folding is done correctly for X86-64.
5111 2010-02-12 David S. Miller <davem@davemloft.net>
5113 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5114 is_symbolless parameter.
5115 (Output_reloc<SHT_REL>::is_symbolless): New.
5116 (Output_reloc<SHT_REL>::is_symbolless_): New.
5117 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5118 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5119 (Output_reloc<SHT_RELA>::is_symbolless): New.
5120 (Output_data_reloc::add_global): Handle is_symbolless.
5121 (Output_data_reloc::add_global_relative): Likewise.
5122 (Output_data_reloc::add_local): Likewise.
5123 (Output_data_reloc::add_local_relative): Likewise.
5124 (Output_data_reloc::add_symbolless_global_addend): New.
5125 (Output_data_reloc::add_symbolless_local_addend): New.
5126 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5128 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5129 instead of ->is_relative_
5130 (Output_reloc::write): Likewise.
5131 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5132 (Output_reloc::write_rel): Simplify.
5134 * sparc.cc (Target_sparc::Scan::local): Use
5135 ->add_symbolless_local_addend as needed.
5136 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5137 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5138 based upon relocation offset.
5140 2010-02-11 Doug Kwan <dougkwan@google.com>
5142 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5143 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5144 beginning of function.
5145 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5146 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5147 parameter is_32bit in calls to should_apply_static_reloc.
5148 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5149 (check_DATA): Add arm_abs_global.stdout.
5150 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5151 arm_abs_global.stdout): New rules.
5152 (MOSTLLYCLEANFILES): Add arm_abs_global
5153 * Makefile.in: Regenerate.
5154 * testsuite/arm_abs_global.s: New file.
5155 * testsuite/arm_abs_global.sh: Ditto.
5156 * testsuite/arm_abs_lib.s: Ditto.
5158 2010-02-11 Ian Lance Taylor <iant@google.com>
5160 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5162 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5163 Allocate_commons_task first.
5164 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5165 task, rather than symtab_lock_.
5166 (Gc_process_relocs::~Gc_process_relocs): New function.
5167 (Gc_process_relocs::is_runnable): Check this_blocker_.
5168 (Gc_process_relocs::locks): Use next_blocker_ rather than
5170 (Scan_relocs::~Scan_relocs): New function.
5171 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5173 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5175 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5176 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5177 constructor accordingly.
5178 (class Gc_process_relocs): Likewise.
5179 (class Scan_relocs): Likewise.
5180 * common.h (class Allocate_commons_task): Remove symtab_lock_
5181 field, and corresponding constructor parameter.
5182 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5184 (Allocate_commons_task::locks): Likewise.
5186 2010-02-11 Ian Lance Taylor <iant@google.com>
5188 * gold-threads.h (class Once): Define.
5189 (class Initialize_lock): Rewrite as child of Once.
5190 * gold-threads.cc (class Once_initialize): Define.
5191 (once_pointer_control): New static variable.
5192 (once_pointer, once_arg): New static variables.
5193 (c_run_once): New static function.
5194 (Once::Once, Once::run_once, Once::internal_run): New functions.
5195 (class Initialize_lock_once): Remove.
5196 (initialize_lock_control): Remove.
5197 (initialize_lock_pointer): Remove.
5198 (initialize_lock_once): Remove.
5199 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5200 (Initialize_lock::initialize): Rewrite.
5201 (Initialize_lock::do_run_once): New function.
5202 * archive.cc (Archive::interpret_header): Only clear name if it is
5204 * fileread.cc: Include "gold-threads.h"
5205 (file_counts_lock): New static variable.
5206 (file_counts_initialize_lock): Likewise.
5207 (File_read::release): Only increment counts when using --stats.
5208 Use a lock around the increment.
5209 * parameters.cc (class Set_parameters_target_once): Define.
5210 (set_parameters_target_once): New static variable.
5211 (Parameters::Parameters): Move here from parameters.h.
5212 (Parameters::set_target): Rewrite.
5213 (Parameters::set_target_once): New function.
5214 (Parameters::clear_target): Move here and rewrite.
5215 * parameters.h (class Parameters): Update declarations. Add
5216 set_parameters_target_once_ field.
5217 (Parameters::Parameters): Move to parameters.cc.
5218 (Parameters::clear_target): Likewise.
5219 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5221 (Start_group::~Start_group): New function.
5222 (Start_group::is_runnable): New function.
5223 (Start_group::locks, Start_group::run): New functions.
5224 (Finish_group::run): Change saw_undefined to size_t.
5225 * readsyms.h (class Start_group): Define.
5226 (class Finish_group): Change saw_undefined_ field to size_t.
5227 (Finish_group::Finish_group): Remove saw_undefined and
5228 this_blocker parameters. Change all callers.
5229 (Finish_group::set_saw_undefined): New function.
5230 (Finish_group::set_blocker): New function.
5231 * symtab.h (class Symbol_table): Change saw_undefined to return
5232 size_t. Change saw_undefined_ field to size_t.
5233 * target-select.cc (Set_target_once::do_run_once): New function.
5234 (Target_selector::Target_selector): Initialize set_target_once_
5235 field. Don't initialize lock_ and initialize_lock_ fields.
5236 (Target_selector::instantiate_target): Rewrite.
5237 (Target_selector::set_target): New function.
5238 * target-select.h (class Set_target_once): Define.
5239 (class Target_selector): Update declarations. Make
5240 Set_target_once a friend. Remove lock_ and initialize_lock_
5241 fields. Add set_target_once_ field.
5243 2010-02-10 Ian Lance Taylor <iant@google.com>
5245 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5247 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5248 (queue_middle_tasks): Add all blockers before queueing any tasks.
5249 (queue_final_tasks): Likewise.
5250 * token.h (Task_token::add_blockers): New function.
5251 * object.h (Input_objects::number_of_relobjs): New function.
5253 2010-02-10 Ian Lance Taylor <iant@google.com>
5255 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5256 shared, not if not position independent.
5257 * x86_64.cc (Relocate::relocate_tls): Likewise.
5258 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5259 (tls_pie_pic_test): New target.
5260 * testsuite/Makefile.in: Rebuild.
5262 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5263 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5264 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5265 * testsuite/Makefile.in: Rebuild.
5267 2010-02-09 David S. Miller <davem@davemloft.net>
5269 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5270 R_SPARC_RELATIVE using ->add_local_relative().
5271 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5273 * output.h (Output_data_dynamic::add_section_size): New method
5274 that takes two Output_data objects.
5275 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5276 entry param. Handle it in initializers.
5277 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5278 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5279 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5281 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5282 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5283 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5284 for dynrel_includes_plt.
5285 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5286 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5287 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5289 (Target_sparc::do_finalize_sections): Update to pass true for
5290 dynrel_includes_plt.
5291 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5292 output before .rela.plt
5293 (Target_powerpc::do_finalize_sections): Update to pass true for
5294 dynrel_includes_plt when 32-bit.
5296 2010-02-08 Doug Kwan <dougkwan@google.com>
5298 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5300 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5301 Arm_relobj::scan_section_for_cortex_a8_stubs,
5302 Arm_relobj::do_relocation_section): Instead of calling
5303 Output_section::output_address, use faster
5304 Arm_relobj::simple_input_section_output_address.
5306 2010-02-08 David S. Miller <davem@davemloft.net>
5308 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5309 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5310 relocation helper function.
5312 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5313 just like R_SPARC_GOT{10,13,22}.
5314 (Target_sparc::Scan::local): Likewise.
5315 (Target_sparc::Relocate:relocate): Likewise.
5317 2010-02-06 Ian Lance Taylor <iant@google.com>
5319 * configure.ac: Rewrite targetobjs duplicate removal code to use
5320 only shell constructs.
5321 * configure: Rebuild.
5323 2010-02-05 Doug Kwan <dougkwan@google.com>
5326 * arm.cc (Arm_relobj::section_is_scannable): New method.
5327 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5328 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5330 2010-02-04 Doug Kwan <dougkwan@google.com>
5333 * arm-reloc-property.cc (cstdio): Include.
5334 * configure.ac (targetobjs): Remove duplicates.
5335 * configure: Regenerate.
5336 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5337 big and little endian version for a given address size.
5339 2010-02-03 Doug Kwan <dougkwan@google.com>
5341 * arm-reloc-property.cc
5342 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5344 * arm-reloc-property.h
5345 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5346 New method definition.
5347 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5349 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5351 (GOT_PREL): Change implemented to Y.
5352 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5353 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5354 (Arm_relocate_functions::movw_abs_nc): Remove method.
5355 (Arm_relocate_functions::movt_abs): Ditto.
5356 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5357 (Arm_relocate_functions::thm_movt_abs): Ditto.
5358 (Arm_relocate_functions::movw_rel_nc): Ditto.
5359 (Arm_relocate_functions::movw_rel): Ditto.
5360 (Arm_relocate_functions::movt_rel): Ditto.
5361 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5362 (Arm_relocate_functions:thm_movw_rel): Ditto.
5363 (Arm_relocate_functions:thm_movt_rel): Ditto.
5364 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5365 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5366 New method definitions.
5367 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5368 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5369 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5370 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5371 (Target_arm::Relocate::relocate): Check for non-static or
5372 unimplemented relocation code and exit early. Change calls to
5373 Target_arm::reloc_uses_thumb_bit and
5374 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5375 instead. Refactor code to handle similar relocations to increase
5376 code sharing. Remove check for unsupported relocation code in switch
5378 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5379 relocation property table to find out size. Change error message to
5380 print out the name of a relocation code instead of the numeric value.
5381 (Target_arm::scan_reloc_for_stub): Use relocation property table
5382 instead of calling Target_arm::reloc_uses_thumb_bit().
5384 2010-02-02 Doug Kwan <dougkwan@google.com>
5386 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5387 types of relaxed input section.
5389 2010-02-02 Doug Kwan <dougkwan@google.com>
5391 * Makefile.am (HFILES): Add arm-reloc-property.h.
5393 (TARGETSOURCES): Add arm-reloc-property.cc
5394 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5395 (libgold_a_SOURCES): $(DEFFILES)
5396 * Makefile.in: Regenerate.
5397 * arm-reloc-property.cc: New file.
5398 * arm-reloc-property.h: New file.
5399 * arm-reloc.def: New file.
5400 * arm.cc: Update comments.
5401 (arm-reloc-property.h): New included header.
5402 (arm_reloc_property_table): New global variable.
5403 (Target_arm::do_select_as_default_target): New method definition.
5404 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5405 arm-reloc-property to targ_extra_obj.
5406 * parameters.cc (set_parameters_target): Call
5407 Target::select_as_default_target().
5408 * target.h (Target::select_as_default_target): New method definition.
5409 (Target::do_select_as_default_target): Same.
5411 2010-02-01 Doug Kwan <dougkwan@google.com>
5413 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5414 first_output_text_section_.
5415 (Arm_exidx_fixup::first_output_text_section): New method definition.
5416 (Arm_exidx_fixup::first_output_text_section_): New data member.
5417 (Arm_exidx_fixup::process_exidx_section): Record the first text
5418 output section seen.
5419 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5420 and entsize in output section header.
5422 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5424 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5425 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5426 (Arm_relocate_functions::thm_alu11): New Method.
5427 (Arm_relocate_functions::thm_pc8): New Method.
5428 (Arm_relocate_functions::thm_pc12): New Method.
5429 (Target_arm::Scan::local): Handle the relocations.
5430 (Target_arm::Scan::global): Likewise.
5431 (Target_arm::Relocate::relocate): Likewise.
5432 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5434 2010-01-29 Doug Kwan <dougkwan@google.com>
5436 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5437 of relocation types as ld.
5439 2010-01-29 Doug Kwan <dougkwan@google.com>
5441 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5443 (Arm_relocate_functions::thumb_branch_common): Ditto.
5444 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5445 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5446 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5447 Arm_relocate_functions::jump24): Remove.
5448 (Target_arm::Relocate::relocate): Adjust code to call
5449 Arm_relocation_functions::arm_branch_common and
5450 Arm_relocation_functions::thumb_branch_common instead of their removed
5451 wrappers. Merge switch-cases together to reduce source code size.
5453 2010-01-29 Doug Kwan <dougkwan@google.com>
5455 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5456 output_local_symbol_count_needs_update_.
5457 (Arm_relobj::output_local_symbol_count_needs_update,
5458 Arm_relobj::set_output_local_symbol_count_needs_update,
5459 Arm_relobj::update_output_local_symbol_count): New methods.
5460 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5462 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5463 of pointed function as in a R_ARM_PREL31 relocation.
5464 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5465 for output local symbol count updating.
5466 (Target_arm::do_relax): Update output local symbol counts in objects
5468 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5470 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5472 * arm.cc: Added support for the ARM relocations:
5473 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5474 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5475 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5477 (Arm_relocate_functions::movw_rel): New method.
5478 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5479 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5481 (Arm_relocate_functions::thm_movw_rel): New method.
5482 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5484 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5486 (Target_arm::Scan::global): Likewise.
5487 (Target_arm::Relocate::relocate): Likewise.
5488 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5491 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5493 * arm.cc: Added support for ARM group relocations.
5494 (Target_arm::reloc_needs_sym_origin): New method.
5495 (Arm_relocate_functions::calc_grp_kn): New method.
5496 (Arm_relocate_functions::calc_grp_residual): New method.
5497 (Arm_relocate_functions::calc_grp_gn): New method.
5498 (Arm_relocate_functions::arm_grp_alu): New Method.
5499 (Arm_relocate_functions::arm_grp_ldr): New Method.
5500 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5501 (Arm_relocate_functions::arm_grp_ldc): New Method.
5502 (Target_arm::Scan::local): Handle the ARM group relocations.
5503 (Target_arm::Scan::global): Likewise.
5504 (Target_arm::Relocate::relocate): Likewise.
5505 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5508 2010-01-26 Doug Kwan <dougkwan@google.com>
5510 * arm.cc (set): Include.
5511 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5513 (Arm_output_section::Text_section_list): New type.
5514 (Arm_output_section::append_text_sections_to_list): New method.
5515 (Arm_output_section::fix_exidx_coverage): Ditto.
5516 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5517 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5518 Relobj::set_section_offset() instead of
5519 Sized_relobj::invalidate_section_offset().
5520 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5521 parameter for section headers. Ignore relocation sections for
5522 unallocated sections and EXIDX sections.
5523 (Target_arm::fix_exidx_coverage): New method.
5524 (Target_arm::output_section_address_less_than): New type.
5525 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5526 linked text section instead of the EXIDX section.
5527 (Arm_output_section::create_stub_group): Add an assertion to check
5528 that this is not an EXIDX output section.
5529 (Arm_output_section::append_text_sections_to_list): New method.
5530 (Arm_output_section::fix_exidx_coverage): Ditto.
5531 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5532 Arm_relobj::section_needs_reloc_stub_scanning.
5533 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5535 (Target_arm::fix_exidx_coverage): New method.
5536 * object.h (Relobj::set_output_section): New method.
5537 (Sized_relobj::invalidate_section_offset): Remove method.
5538 (Sized_relobj::do_invalidate_section_offset): Remove method.
5539 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5541 2010-01-25 Doug Kwan <dougkwan@google.com>
5543 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5544 Fix warning due to signed and unsigned comparison on a 32-bit host.
5546 2010-01-22 Doug Kwan <dougkwan@google.com>
5548 * arm.cc (Target_arm::do_relax): Record an output section for section
5549 offset adjustment it contains any stub table that has changed.
5550 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5551 offsets in an output section if necessary.
5552 * output.cc (Output_section::Output_section): Initialize
5553 section_offsets_need_adjustments_.
5554 (Output_section::add_input_section_for_script): Renamed to
5555 Output_section::add_simple_input_section.
5556 (Output_section::save_states): Add a comment.
5557 (Output_section::discard_states): New method defintion.
5558 (Output_section::adjust_section_offsets): Same.
5559 * output.h (Output_section::add_input_section_for_script): Renamed to
5560 Output_section::add_simple_input_section.
5561 (Output_section::discard_states): New method declaration.
5562 (Output_section::adjust_section_offsets): Same.
5563 (Output_section::section_offsets_need_adjustment,
5564 Output_section::set_section_offsets_need_adjustment): New method
5566 (Output_section::section_offsets_need_adjustment_): New data member.
5567 * script-sections.cc
5568 (Output_section_element_input::set_section_address): Adjust code for
5569 renaming of Output_section::add_input_section_for_script.
5570 (Orphan_output_section::set_section_address): Same.
5572 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5574 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5575 Fix_v4bx enum values .
5576 * gold/options.h (General_options): New option definitions.
5577 (General_options::fix_v4bx): New method.
5578 (General_options::Fix_v4bx): New enum.
5579 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5580 (General_options::parse_fix_v4bx_interworking): New method.
5582 2010-01-22 Doug Kwan <dougkwan@google.com>
5584 * arm.cc (Arm_exidx_fixup): New class.
5586 2010-01-21 Doug Kwan <dougkwan@google.com>
5588 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5590 (Arm_exidx_section_offset_map): New type.
5592 2010-01-21 Doug Kwan <dougkwan@google.com>
5594 * arm.cc (Arm_exidx_input_section): New class.
5595 (Arm_relobj::exidx_input_section_by_link,
5596 Arm_relobj::exidx_input_section_by_shndx,
5597 Arm_relobj::make_exidx_input_section): New methods.
5598 (read_arm_attributes_section): Remove.
5599 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5600 information about them.
5601 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5604 2010-01-20 Doug Kwan <dougkwan@google.com>
5606 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5607 Input_section_specifier to Section_id.
5608 (Target_arm::new_arm_input_section: Adjust code for change of key
5610 (Target_arm::find_arm_input_section): Ditto.
5611 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5612 (Section_id): Remove.
5613 (Garbage_collection::Section_id_hash): Remove.
5614 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5615 (Section_id): Remove.
5616 (Icf::Section_id_hash): Remove.
5617 * object.h (Section_id, Const_section_id, Section_id_hash,
5618 Const_section_id_hash): New type definitions.
5619 * output.cc (Output_section::add_relaxed_input_section): Change to
5620 use Const_section_id instead of Input_section_specifier as key type.
5621 (Output_section::add_merge_input_section): Ditto.
5622 (Output_section::build_relaxation_map): Change to use Section_id
5623 instead of Input_section_specifier as key type.
5624 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5626 (Output_section::convert_input_sections_to_relaxed_sections): Change
5627 to use Const_section_id instead of Input_section_specifier as key type.
5628 (Output_section::find_merge_section): Ditto.
5629 (Output_section::find_relaxed_input_section): Ditto.
5630 * output.h (Input_section_specifier): Remove class.
5631 (Output_section::Output_section_data_by_input_section_map): Change
5632 key type to Const_section_id.
5633 (Output_section::Output_relaxed_input_section_by_input_section_map):
5635 (Output_section::Relaxation_map): Change key type to Section_id.
5637 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5639 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5640 (class Arm_v4bx_stub): New class.
5641 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5642 (Stub_factory::make_arm_v4bx_stub): New method.
5643 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5644 (Stub_table::empty): Handle v4bx stubs.
5645 (Stub_table::add_arm_v4bx_stub): New method.
5646 (Stub_table::find_arm_v4bx_stub): New method.
5647 (Arm_relocate_functions::v4bx): New method.
5648 (Target_arm::fix_v4bx): New method.
5649 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5650 (Stub_table::relocate_stubs): Likewise.
5651 (Stub_table::do_write): Likewise.
5652 (Stub_table::update_data_size_and_addralign): Likewise.
5653 (Stub_table::finalize_stubs): Likewise.
5654 (Target_arm::Scan::local): Likewise.
5655 (Target_arm::Scan::global): Likewise.
5656 (Target_arm::do_finalize_sections): Likewise.
5657 (Target_arm::Relocate::relocate): Likewise.
5658 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5660 (Target_arm::scan_reloc_for_stub): Likewise.
5661 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5663 2010-01-19 Ian Lance Taylor <iant@google.com>
5665 * output.cc (Output_section_headers::do_sized_write): Write large
5666 segment count to sh_info field.
5667 (Output_file_header::do_sized_write): For large segment count,
5668 write PN_XNUM to e_phnum field.
5670 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5672 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5673 (Arm_relocate_functions::thm_jump8): New function.
5674 (Arm_relocate_functions::thm_jump11): New function.
5675 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5677 (Target_arm::Scan::global): Likewise.
5678 (Target_arm::Relocate::relocate): Likewise.
5679 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5682 2010-01-14 Doug Kwan <dougkwan@google.com>
5684 * arm.cc (map, utility): Include headers.
5685 (Target_arm::apply_cortex_a8_workaround): New method.
5686 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5687 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5688 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5689 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5690 the --[no-]fix-cortex-a8 command line options.
5691 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5692 (Target_arm::relocate_stub): Use addend in instruction template.
5693 * options.h (DEFINE_bool): Set the user-set flag.
5694 (General_options): Add --[no-]-fix-cortex options.
5695 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5696 : Update fast look-up map after conversion.
5698 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5700 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5701 in the first pass of do_layout.
5703 2010-01-13 Doug Kwan <dougkwan@google.com>
5705 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5706 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5707 apparent compiler problem of not folding static constant integral
5708 data members of elfcpp::Elf_sizes<32>.
5710 2010-01-13 Doug Kwan <dougkwan@google.com>
5712 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5713 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5714 Arm_relobj::scan_section_for_cortex_a8_erratum,
5715 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5716 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5717 sections to scan for relocation stubs into a new method
5718 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5719 relocation and Cortex-A8 stub scanning.
5720 (Target_arm::do_relax): Force stubs to be after stubbed sections
5721 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5722 the beginning of a new relaxation pass. Update a comment.
5723 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5725 2010-01-12 Ian Lance Taylor <iant@google.com>
5727 * target-reloc.h (visibility_error): New inline function.
5728 (relocate_section): Call visibility_error.
5729 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5730 (MOSTLYCLEANFILES): Likewise.
5731 (protected_4_pic.o, protected_3.err): New targets.
5732 * testsuite/protected_4.cc: New file.
5734 2010-01-12 Doug Kwan <dougkwan@google.com>
5736 * arm.cc (Cortex_a8_reloc): New class.
5737 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5738 and cortex_a8_relocs_info_.
5739 (Target_arm::fix_cortex_a8): New method definition.
5740 (Target_arm::Cortex_a8_relocs_info): New type.
5741 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5742 New data member declarations.
5743 (Target_arm::scan_reloc_for_stub): Record information about
5744 relocations for THUMB branches that might be exempted from the
5745 Cortex-A8 workaround.
5746 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5747 at the beginning of a relaxation pass.
5749 2010-01-12 Doug Kwan <dougkwan@google.com>
5751 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5752 (Arm_relobj::Mapping_symbol_position,
5753 Arm_reloj::Mapping_symbol_position_less,
5754 Arm_relobj::Mapping_symbols_info): New types.
5755 (Target_arm::is_mapping_symbol_name): New method definition.
5756 (Arm_relobj::do_count_local_symbols): Save information about mapping
5759 2010-01-11 Doug Kwan <dougkwan@google.com>
5761 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5762 Arm_relocate_functions::thumb32_branch_upper,
5763 Arm_relocate_functions::thumb32_branch_lower,
5764 Arm_relocate_functions::thumb32_cond_branch_offset,
5765 Arm_relocate_functions::thumb32_cond_branch_upper,
5766 Arm_relocate_functions::thumb32_cond_branch_lower,
5767 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5768 branch offset encoding.
5769 (Arm_relocate_functions::thumb_branch_common): Use new branch
5770 offset encoding methods to avoid code duplication.
5771 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5772 (Stub_addend_reader::operator()): Use new branch encoding method
5773 to avoid code duplication.
5775 2010-01-11 Doug Kwan <dougkwan@google.com>
5777 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5778 (Target_arm::do_finalize_sections): Define special EXIDX section
5779 symbols only if referenced.
5780 * gc.h (Garbage_collection::add_reference): New method.
5781 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5784 2010-01-11 Ian Lance Taylor <iant@google.com>
5786 * script.cc (Version_script_info::build_expression_list_lookup):
5787 Change complaing about duplicate wildcard match from error to
5790 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5792 (Version_script_info::Version_script_info): Initialize globs_,
5793 default_version_, default_is_global_, and exact_. Don't
5794 initialize globals_ or locals_.
5795 (Version_script_info::build_lookup_tables): Build local symbols
5797 (Version_script_info::unquote): New function.
5798 (Version_script_info::add_exact_match): New function.
5799 (Version_script_info::build_expression_list_lookup): Remove lookup
5800 parameter. Add is_global parameter. Change all callers. Handle
5801 wildcard pattern specially. Unquote pattern. Call
5803 (Version_script_info::get_name_to_match): New function.
5804 (Version_script_info::get_symbol_version): New function.
5805 (Version_script_info::get_symbol_version_helper): Remove.
5806 (Version_script_info::check_unmatched_names): Call unquote.
5807 * script.h (class Version_script_info): Change get_symbol_version
5808 to be non-inline and add is_global parameter; change all callers.
5809 Rewrite symbol_is_local. Update declarations. Define struct
5810 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5811 Remove globals_ and locals_ members. Add exact_, globs_,
5812 default_version_, is_global_.
5813 (Version_script_info::Glob): Remove pattern, add expression and
5814 is_global. Update constructor. Change all callers.
5815 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5817 (Versions::symbol_section_contents): If a symbol is undefined, or
5818 defined in a dynamic object, set the version index to
5820 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5822 (Symbol_table::add_from_pluginobj): Likewise.
5823 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5825 2010-01-11 Doug Kwan <dougkwan@google.com>
5827 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5828 (incremental_dump_LDADD): Add linking option for libintl.
5829 * Makefile.in: Regenerate.
5831 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5834 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5836 * testsuite/Makefile.in: Regenerated.
5838 2010-01-10 Doug Kwan <dougkwan@google.com>
5840 * options.h (DEFINE_var): Use parentheses around argument varname__
5841 in macro body to avoid any unintended subsequent substitutions.
5843 2010-01-10 Ian Lance Taylor <iant@google.com>
5845 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5846 candidates before doing symbol resolution.
5848 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5849 ODR candidates if only one is weak.
5851 2010-01-08 Ian Lance Taylor <iant@google.com>
5853 * script.cc (Version_script_info::build_expression_list_lookup):
5854 Don't warn about ambiguous version, just record the ambiguity.
5855 (Version_script_info::get_symbol_version_helper): Give error if
5856 version is ambiguous.
5858 2010-01-08 Doug Kwan <dougkwan@google.com>
5860 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5861 prev_data_size_ and prev_addralign_. Remove initializer for
5862 deleted data member has_been_changed_.
5863 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5864 to determine if the table is empty.
5865 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5867 (Stub_table::add_reloc_stub): Define method in class definition
5868 instead of just declaring it there.
5869 (Stub_table::add_cortex_a8_stub): New method definition.
5870 (Stub_table::update_data_size_and_addralign): Ditto.
5871 (Stub_table::finalize_stubs): Ditto.
5872 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5873 (Stub_table::do_addralign_): Return address alignment in the
5874 (Stub_table::do_reset_address_and_file_offset): Define method in
5875 class definition instead of declaring it there. Set current data
5876 size to be the data size of the previous pass.
5877 (Stub_table::set_final_data_size): Use current data size as the
5879 (Stub_table::relocate_stub): Change parameter type of stub from
5880 Reloc_stub pointer to Stub pointer.
5881 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5882 (Stub_table::Cortex_a8_stub_list): New typedef.
5883 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5884 Stub_table::prev_addralign_): New data member.
5885 (Arm_relobj::Arm_relobj): Initialize data member
5886 section_has_cortex_a8_workaround_.
5887 (Arm_relobj::section_has_cortex_a8_workaround,
5888 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5890 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5892 (Target_arm::relocate_stub): Change parameter type of stub from
5893 Reloc_stub pointer to Stub pointer.
5894 (Insn_template::size, Insn_template::alignment): Handle
5895 THUMB16_SPECIAL_TYPE.
5896 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5897 Stub_table::update_data_size_and_addralign,
5898 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5900 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5901 (Stub_table::do_write): Ditto.
5902 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5904 2010-01-08 Ian Lance Taylor <iant@google.com>
5907 * symtab.h (class Symbol): Remove fields is_target_special_ and
5908 has_plt_offset_. Add field is_defined_in_discarded_section_.
5909 (Symbol::is_defined_in_discarded_section): New function.
5910 (Symbol::set_is_defined_in_discarded_section): New function.
5911 (Symbol::has_plt_offset): Rewrite.
5912 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5913 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5914 Don't initialize is_target_special_ or has_plt_offset_.
5915 Initialize is_defined_in_discarded_section_.
5916 (Symbol_table::add_from_relobj): If appropriate, set
5917 is_defined_in_discarded_section.
5918 * resolve.cc (Symbol::override_base_with_special): Don't test
5919 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5920 * target-reloc.h (relocate_section): Do special handling for
5921 symbols defined in discarded sections for global symbols as well
5924 2010-01-08 Ian Lance Taylor <iant@google.com>
5926 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5927 the SHT_SYMTAB case.
5929 2010-01-08 Ian Lance Taylor <iant@google.com>
5931 * object.cc (Sized_relobj::do_layout): Don't get confused if
5932 layout_eh_frame returns NULL.
5934 2010-01-08 Ian Lance Taylor <iant@google.com>
5937 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5938 dynamic symbol table, use the normal symbol table.
5939 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5942 2010-01-08 Ian Lance Taylor <iant@google.com>
5945 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5948 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5950 * version.cc (print_version): Change to "Copyright 2010".
5952 2010-01-08 Ian Lance Taylor <iant@google.com>
5956 * i386.cc (class Target_i386): Change return type of plt_section
5958 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5959 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5960 tls_desc_rel_ field.
5961 (Output_data_plt_i386::rel_tls_desc): New function.
5962 (Target_i386::rel_tls_desc_section): New function.
5963 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5964 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5965 R_386_TLS_DESC reloc in rel_tls_desc_section.
5966 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5967 Define struct Tlsdesc_info.
5968 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5969 (Target_x86_64::do_reloc_symbol_index): New function.
5970 (Target_x86_64::add_tlsdesc_info): New function.
5971 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5972 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5974 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5976 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5977 (Target_x86_64::rela_tlsdesc_section): New function.
5978 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5980 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5981 (Target_x86_64::do_reloc_addend): New function.
5982 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5983 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5984 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5985 (Output_reloc::type): New function.
5986 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5987 (Output_reloc::is_target_specific): New function.
5988 (Output_reloc::target_arg): New function.
5989 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5990 absolute relocs and target specific relocs.
5991 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5992 add_target_specific.
5993 (class Output_data_reloc) [SHT_RELA]: Likewise.
5994 * output.cc (Output_reloc::Output_reloc): Add four new versions
5995 for absolute relocs and target specific relocs.
5996 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5997 (Output_reloc::get_symbol_index): Likewise.
5998 (Output_reloc::local_section_offset): Check that local_sym_index_
5999 is not TARGET_CODE or 0.
6000 (Output_reloc::symbol_value): Likewise.
6001 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6003 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6004 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6006 * layout.cc (add_target_dynamic_tags): Use output section for
6007 DT_PLTRELSZ and DT_JMPREL.
6009 2010-01-07 Ian Lance Taylor <iant@google.com>
6012 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6014 (class Output_data_reloc_generic): Define.
6015 (class Output_data_reloc_base): Change base class to
6016 Output_data_reloc_generic. Change add() method to call
6017 bump_relative_reloc_count for a relative reloc. Remove
6019 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6021 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6022 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6024 * layout.h (class Layout): Update declaration.
6026 2010-01-07 Ian Lance Taylor <iant@google.com>
6028 * output.h (class Output_data): Add const version of
6029 output_section and do_output_section.
6030 (class Output_section_data): Add const version of
6032 (class Output_section): Likewise.
6033 * layout.cc (Layout::add_target_dynamic_tags): New function.
6034 * layout.h (class Layout): Update declarations.
6035 * arm.cc (Target_arm::do_finalize_sections): Use
6036 add_target_dynamic_tags.
6037 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6038 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6039 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6040 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6042 2010-01-07 Ian Lance Taylor <iant@google.com>
6045 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6048 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6049 Ian Lance Taylor <iant@google.com>
6052 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6053 Xindex::read_symtab_xindex.
6055 2010-01-07 Doug Kwan <dougkwan@google.com>
6057 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6058 (Insn_template::thumb16_bcond_insn): New method declaration.
6059 (Insn_template): Fix spelling.
6060 (Stub::thumb16_special): New method declaration.
6061 (Stub::do_write): Define virtual method which was previously pure
6063 (Stub::do_thumb16_special): New method declaration.
6064 (Stub::do_fixed_endian_write): New template member.
6065 (Reloc_stub::do_write): Remove.
6066 (Reloc_stub::do_fixed_endian_write): Remove.
6067 (Cortex_a8_stub): New class definition.
6068 (Stub_factory::make_cortex_a8_stub): New method definition.
6069 (Stub_factory::Stub_factory): Add missing static storage class
6070 qualifier for elf32_arm_stub_a8_veneer_blx.
6072 2010-01-07 Ian Lance Taylor <iant@google.com>
6075 * options.h (class General_options): Add --warn-unresolved-symbols
6076 and --error-unresolved-symbols.
6077 * errors.cc (Errors::undefined_symbol): Implement
6078 --warn-unresolved-symbols.
6080 * options.h (class General_options): Add -z text and -z textoff.
6081 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6083 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6085 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6086 (Garbage_collection::cident_sections): New function.
6087 (Garbage_collection::add_cident_section): New function.
6088 (Garbage_collection::cident_sections_): New member.
6089 (gc_process_relocs): Add references to sections whose names are C
6091 * gold.h (cident_section_start_prefix): New constant.
6092 (cident_section_stop_prefix): New constant.
6093 (is_cident): New function.
6094 * layout.cc (Layout::define_section_symbols): Replace string constants
6095 with the newly defined constants.
6096 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6098 * testsuite/Makefile.am: Add gc_orphan_section_test.
6099 * testsuite/Makefile.in: Regenerate.
6100 * testsuite/gc_orphan_section_test.cc: New file.
6101 * testsuite/gc_orphan_section_test.sh: New file.
6103 2010-01-06 Ian Lance Taylor <iant@google.com>
6106 * options.h (class General_options): Add --warn-shared-textrel.
6107 * layout.cc (Layout::finish_dynamic_section): Implement
6108 --warn-shared-textrel.
6111 * options.h (class General_options): Add --warn-multiple-gp.
6113 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6115 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6116 $(THREADSLIB) and $(LIBDL).
6117 * Makefile.in: Rebuild.
6119 2010-01-06 Ian Lance Taylor <iant@google.com>
6122 * options.cc (General_options::parse_section_start): New function.
6123 (General_options::section_start): New function.
6124 (General_options::General_options): Initialize all members.
6125 * options.h: Include <map>
6126 (class General_options): Add --section-start. Add section_starts_
6128 * layout.cc (Layout::attach_allocated_section_to_segment): If
6129 --section-start was used, set the address of the segment. Remove
6130 local sort_sections.
6131 (Layout::relaxation_loop_body): If the address of the load segment
6132 has been set by --section-start, don't use it.
6133 * output.h (Output_segment::update_flags_for_output_section): New
6135 * output.cc (Output_segment::add_output_section): Call
6136 update_flags_for_output_section.
6138 2010-01-05 Ian Lance Taylor <iant@google.com>
6141 * options.h (class General_options): Add --undefined-version.
6142 * script.cc (struct Version_expression): Add was_matched_by_symbol
6144 (Version_script_info::matched_symbol): New function.
6145 (Version_script_info::get_symbol_version_helper): Call
6147 (Version_script_info::check_unmatched_names): New function.
6148 * script.h (class Version_script_info): Update declarations.
6149 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6151 * options.h (class General_options): Use DEFINE_bool_alias for
6152 allow_multiple_definition.
6153 * resolve.cc (Symbol_table::should_override): Don't test
6154 allow_multiple_definition.
6157 * options.h (class General_options): Add --cref.
6158 * main.cc (main): Print cref table if --cref. Don't close mapfile
6159 until after printing cref table.
6160 * cref.cc: Include "symtab.h".
6161 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6162 (Cref_table_compare::operator()): New function.
6163 (Cref_inputs::gather_cref): New function.
6164 (filecol): New static const.
6165 (Cref_inputs::print_cref): New function.
6166 (Cref::print_cref): New function.
6167 * cref.h: Include <cstdio>.
6168 (class Cref): Update declarations.
6169 * mapfile.h (Mapfile::file): New function.
6170 * object.h (class Object): Define Symbols. Declare virtual
6171 do_get_global_symbols.
6172 (Object::get_global_symbols): New function.
6173 * object.cc (Input_objects::add_object): Pass object to cref_ if
6175 (Input_objects::archive_start): Likewise.
6176 (Input_objects::archive_stop): Likewise.
6177 (Input_objects::print_cref): New function.
6178 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6179 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6181 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6183 * plugin.h (class Sized_pluginobj): Update declarations.
6185 2010-01-05 Ian Lance Taylor <iant@google.com>
6187 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6188 to is_default_version. Rename insdef to insdefault.
6189 (Symbol_table::add_from_relobj): Rename def to is_default_version
6190 and local to is_forced_local.
6191 (Symbol_table::add_from_pluginobj): Likewise.
6192 (Symbol_table::add_from_dynobj): Likewise.
6193 (Symbol_table::define_special_symbol): Rename insdef to
6196 2010-01-04 Ian Lance Taylor <iant@google.com>
6199 * options.h (class General_options): Add
6200 --allow-multiple-definition and -z muldefs.
6201 * resolve.cc (Symbol_table::should_override): Don't warn about a
6202 multiple symbol definition if --allow-multiple-definition or -z
6206 * options.h (class General_options): Add --add-needed and
6207 --copy-dt-needed-entries. Tweak --as-needed help entry.
6208 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6209 error if --copy-dt-needed-entries aka --add-needed is used and
6210 would cause a change in behaviour.
6213 * options.h (class General_options): Add -G as a short version of
6214 --shared. Add no-op options -assert, -g, and -i.
6216 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6218 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6219 check for .text or .gnu.linkonce.t sections.
6220 * icf.cc (Icf::find_identical_sections): Ditto.
6221 Change the detection for mangled function name within the section
6223 * icf.h (is_section_foldable_candidate): New function.
6225 2009-12-30 Ian Lance Taylor <iant@google.com>
6228 * options.h (class General_options): Permit two dashes with
6229 --retain-symbols-file.
6231 2009-12-30 Ian Lance Taylor <iant@google.com>
6234 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6235 don't put the file header and segment headers in the text
6239 * common.cc (Sort_commons::operator()): Stabilize sort when both
6241 (Symbol_table::do_allocate_commons_list): When allocating common
6242 symbols, skip a symbol which is no longer common.
6243 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6244 an object before checking its type.
6245 * testsuite/common_test_2.c: New file.
6246 * testsuite/common_test_3.c: New file.
6247 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6248 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6249 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6250 (common_test_2_pic.o, common_test_2.so): New targets.
6251 (common_test_3_pic.o, common_test_3.so): New targets.
6252 * testsuite/Makefile.in: Rebuild.
6255 * script.cc (read_input_script): If we see a new SECTIONS clause,
6256 and we have added an input section, give an error.
6257 * layout.h (class Layout): Add have_added_input_section function.
6258 Add have_added_input_section_ field.
6259 * layout.cc (Layout::Layout): Initialize
6260 have_added_input_section_.
6261 (Layout::layout): Set have_added_input_section_.
6262 (Layout::layout_eh_frame): Likewise.
6264 2009-12-30 Ian Lance Taylor <iant@google.com>
6267 * options.h (class General_options): Add --sort-common option.
6268 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6269 * common.cc (Sort_common): Add sort_order parameter to
6270 constructor. Add sort_order_ field.
6271 (Sort_commons::operator): Check sort_order_.
6272 (Symbol_table::allocate_commons): Determine the sort order.
6273 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6275 (Symbol_table::do_allocate_commons_list): Likewise.
6277 2009-12-30 Ian Lance Taylor <iant@google.com>
6280 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6281 symbols from this object, don't change the visibility of an
6283 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6285 2009-12-30 Ian Lance Taylor <iant@google.com>
6288 * script.h (class Version_script_info): Define Language enum.
6289 Update declarations. Define Glob, Exact, and Lookup types. Add
6290 new fields globals_, locals_, and is_finalized_.
6291 * script.cc: Various formatting fixes.
6292 (class Parser_closure): Change language_stack_ from a vector of
6293 std::string to one of Version_script_info::Language. Adjust all
6295 (class Lazy_demangler): Remove.
6296 (struct Version_expression): Change language from std::string to
6297 Version_script_info::Language.
6298 (Version_script_info::Version_script_info): New function.
6299 (Version_script_info::~Version_script_info): Don't call clear.
6300 (Version_script_info::finalize): New function.
6301 (Version_script_info::build_lookup_tables): New function.
6302 (Version_script_info::build_expression_list_lookup): New
6304 (Version_script_info::get_symbol_version_helper): Rewrite to use
6306 (Version_script_info::print_expression_list): Adjust to use
6307 Version_script_info::Language.
6308 (script_push_lex_into_version_mode): Check that the version script
6309 has not been finalized.
6310 (version_script_push_lang): Change language string to
6311 Version_script_info::Language.
6312 * options.cc (Command_line::version_script): New function.
6313 * options.h (class General_options): Add finalize_dynamic_list
6314 function. Change version_script from declaration to definition.
6315 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6316 * testsuite/version_script.map: Remove duplicate def of foo.
6317 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6319 * testsuite/Makefile.in: Rebuild.
6321 2009-12-30 Ian Lance Taylor <iant@google.com>
6324 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6325 if the input symbol index is 0, make the output symbol index 0.
6327 2009-12-30 Ian Lance Taylor <iant@google.com>
6330 * options.h (class General_options): Add -x/--discard-all.
6331 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6332 --discard-all. If the local symbol needs a dynamic entry, check
6333 that before handling --discard-locals.
6335 2009-12-30 Ian Lance Taylor <iant@google.com>
6338 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6340 (Output_segment::add_output_section): Don't change the flags if
6344 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6345 GNU hash table if they need a dynamic value. Otherwise, don't add
6346 them if they are defined in a dynamic object or are forced local.
6348 2009-12-29 Ian Lance Taylor <iant@google.com>
6351 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6352 .gnu.hash table for a 32-bit target.
6355 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6356 regular and a dynamic object only needs a dynamic symbol table
6357 entry if it is externally visible.
6360 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6361 constructor. Add global_offset_table_ field.
6362 (Target_i386::got_section): Set global_offset_table_.
6363 (Target_i386::do_finalize_sections): Set global_offset_table_
6365 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6366 in constructor. Add global_offset_table_ field.
6367 (Target_x86_64::got_section): Set global_offset_table_.
6368 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6371 * layout.cc (Layout::Layout): Initialize increase_relro_.
6372 (Layout::get_output_section): Add is_relro, is_last_relro, and
6373 is_first_non_relro parameters. Change all callers.
6374 (Layout::choose_output_section): Likewise.
6375 (Layout::add_output_section_data): Likewise.
6376 (Layout::make_output_section): Likewise.
6377 (Layout::set_segment_offsets): Clear increase_relro when using a
6379 * layout.h (class Layout): Add increase_relro method. Add
6380 increase_relro_ field. Update declarations.
6381 * output.cc (Output_section::Output_section): Initialize
6382 is_last_relro_ and is_first_non_relro_.
6383 (Output_segment::add_output_section): Group relro sections is
6384 do_sort is true. Handle is_last_relro and is_first_non_relro.
6385 (Output_segment::maximum_alignment): Remove relro handling.
6386 (Output_segment::set_section_addresses): Add increase_relro
6387 parameter. Change all callers. Add initial alignment to align
6388 relro sections on separate page. Remove old relro handling.
6389 (Output_segment::set_section_list_addresses): Remove in_relro
6390 parameter. Change all callers.
6391 (Output_segment::set_offset): Add increase parameter. Change all
6392 callers. Remove old relro handling.
6393 * output.h (class Output_section): Add new methods: is_last_relro,
6394 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6395 Add is_last_relro_ and is_first_non_relro_ fields.
6396 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6397 Create separate .got.plt section. Call increase_relro.
6398 * x86_64.cc (Target_x86_64::got_section): Likewise.
6399 * testsuite/relro_script_test.t: Add .got.plt.
6402 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6403 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6404 (Layout::finalize): Call set_dynamic_symbol_size.
6405 (Layout::set_dynamic_symbol_size): New function.
6406 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6407 set_dynamic_symbol_size.
6410 * output.h (class Output_section): Add is_entsize_zero_ field.
6411 * output.cc (Output_section::Output_section): Initialize
6413 (Output_section::set_entsize): If two different entsizes are
6414 requested, force it to zero.
6415 (Output_section::add_input_section): Set flags for .debug_str
6416 before updating section flags. Set entsize.
6417 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6418 and SHF_STRING if all input sections have those flags.
6420 2009-12-29 Rafael Espindola <espindola@google.com>
6422 * main.cc (main): Fix the sys time reporting.
6423 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6426 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6428 * options.cc (General_options::parse_version): Allow -v to exit
6429 without an error if there is nothing to link.
6431 2009-12-29 Ian Lance Taylor <iant@google.com>
6433 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6434 using a version of gcc before 4.1.
6435 * configure: Rebuild.
6437 2009-12-28 Chris Demetriou <cgd@google.com>
6439 * attributes.cc (Output_attributes_section_data::do_write): Use
6440 std::vector::front rather than std::vector::data.
6442 2009-12-28 Ian Lance Taylor <iant@google.com>
6444 * symtab.h (class Symbol_table): Add enum Defined.
6445 * resolve.cc (Symbol_table::should_override): Add defined
6446 parameter. Change all callers. Test whether object is NULL
6447 before calling a method on it.
6448 (Symbol_table::report_resolve_problem): Add defined parameter.
6450 (Symbol_table::should_override_with_special): Likewise.
6451 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6452 parameter. Change all callers.
6453 (Symbol_table::do_define_in_output_data): Likewise.
6454 (Symbol_table::define_in_output_segment): Likewise.
6455 (Symbol_table::do_define_in_output_segment): Likewise.
6456 (Symbol_table::define_as_constant): Likewise.
6457 (Symbol_table::do_define_as_constant): Likewise.
6458 * script.h (class Symbol_assignment): Add is_defsym parameter to
6459 constructor; change all callers.
6460 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6461 parameter. Change all callers. Add is_defsym_ field.
6462 (class Parser_closure): Add parsing_defsym parameter to
6463 constructor; change all callers. Add parsing_defsym accessor
6464 function. Add parsing_defsym_ field.
6466 2009-12-28 Ian Lance Taylor <iant@google.com>
6468 * gold.cc (queue_middle_tasks): Fix formatting.
6469 * object.cc (Relobj::is_section_name_included): Likewise.
6471 2009-12-23 Ian Lance Taylor <iant@google.com>
6473 * i386.cc (Target_i386::do_calls_non_split): Recognize
6474 -fsplit-stack prologue for a function with a static chain.
6475 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6476 -fsplit-stack prologue when using %r11.
6478 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6480 * options.cc (General_options::parse_version): Make -v continue and do
6481 the link like GNU ld does.
6483 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6485 * Makefile.am (CCFILES): Add timer.cc.
6486 (HFILES): Add timer.h.
6487 * configure.ac: Check for sysconf and times.
6488 * main.cc: include timer.h.
6489 (main): Use Timer instead of get_run_time.
6492 * workqueue.cc: include timer.h.
6493 (Workqueue::find_and_run_task):
6494 Report user, sys and wall time.
6495 * Makefile.in: Regenerate.
6496 * config.in: Regenerate.
6497 * configure: Regenerate.
6499 2009-12-16 Doug Kwan <dougkwan@google.com>
6501 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6503 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6504 relaxed input sections.
6505 * output.cc (Output_section::find_relaxed_input_section): Change
6506 return type to Output_relaxed_input_section pointer. Adjust code
6507 for new type of relaxed_input_section_map_.
6508 * output.h (Output_section::find_relaxed_input_section): Change
6509 return type to Output_relaxed_input_section pointer.
6510 (Output_section::Output_relaxed_input_section_by_input_section_map):
6512 (Output_section::relaxed_input_section_map_): Change type to
6513 Output_section::Output_relaxed_input_section_by_input_section_map.
6514 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6517 2009-12-15 Ian Lance Taylor <iant@google.com>
6519 * layout.cc (Layout::create_shstrtab): Only write out after input
6520 sections if we are compressing debug sections.
6522 2009-12-15 Ian Lance Taylor <iant@google.com>
6524 * archive.cc (Archive::add_symbols): Only look up a symbol without
6525 a version if there is, in fact, a version.
6527 2009-12-14 Ian Lance Taylor <iant@google.com>
6529 Revert -Wshadow changes, all changes from:
6530 2009-12-11 Doug Kwan <dougkwan@google.com>
6531 2009-12-11 Nick Clifton <nickc@redhat.com>
6532 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6534 2009-12-11 Doug Kwan <dougkwan@google.com>
6536 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6538 * attributes.cc (Object_attribute::size): Ditto.
6539 (Attributes_section_data::size): Ditto.
6540 (Attributes_section_data::Attributes_section_data): Ditto.
6541 (Output_attributes_section_data::do_write): Ditto.
6542 * attributes.h (Object_attribute::set_type): Ditto.
6543 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6545 2009-12-11 Nick Clifton <nickc@redhat.com>
6547 * archive.cc: Fix shadowed variable warnings.
6549 * compressed_output.cc: Likewise.
6550 * compressed_output.h: Likewise.
6551 * configure: Likewise.
6552 * dwarf_reader.cc: Likewise.
6553 * dynobj.cc: Likewise.
6554 * dynobj.h: Likewise.
6555 * ehframe.cc: Likewise.
6556 * ehframe.h: Likewise.
6557 * errors.cc: Likewise.
6558 * expression.cc: Likewise.
6559 * fileread.cc: Likewise.
6560 * fileread.h: Likewise.
6561 * freebsd.h: Likewise.
6562 * i386.cc: Likewise.
6564 * incremental.h: Likewise.
6565 * layout.cc: Likewise.
6566 * layout.h: Likewise.
6567 * mapfile.cc: Likewise.
6568 * merge.cc: Likewise.
6569 * merge.h: Likewise.
6570 * object.cc: Likewise.
6571 * object.h: Likewise.
6572 * options.h: Likewise.
6573 * output.cc: Likewise.
6574 * output.h: Likewise.
6575 * parameters.cc: Likewise.
6576 * plugin.cc: Likewise.
6577 * powerpc.cc: Likewise.
6578 * reduced_debug_output.cc: Likewise.
6579 * reduced_debug_output.h: Likewise.
6580 * reloc.cc: Likewise.
6581 * reloc.h: Likewise.
6582 * resolve.cc: Likewise.
6583 * script-sections.cc: Likewise.
6584 * script.cc: Likewise.
6585 * script.h: Likewise.
6586 * sparc.cc: Likewise.
6587 * symtab.cc: Likewise.
6588 * symtab.h: Likewise.
6589 * target-select.cc: Likewise.
6590 * target-select.h: Likewise.
6591 * token.h: Likewise.
6592 * workqueue.cc: Likewise.
6593 * workqueue.h: Likewise.
6594 * x86_64.cc: Likewise.
6596 2009-12-10 Doug Kwan <dougkwan@google.com>
6598 * arm.cc (attributes.h): New include.
6599 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6600 (Arm_relobj::~Arm_relobj): Delete object pointed by
6601 attributes_section_data_.
6602 (Arm_relobj::attributes_section_data): New method definition.
6603 (Arm_relobj::attributes_section_data_): New data member declaration.
6604 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6605 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6606 attributes_section_data_.
6607 (Arm_dynobj::attributes_section_data): New method definition.
6608 (Arm_dynobj::attributes_section_data_): New data member declaration.
6609 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6610 initialization value of may_use_blx_ to false.
6611 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6612 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6613 object attributes to compute results instead of hard-coding.
6614 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6615 Target_arm::get_secondary_compatible_arch,
6616 Target_arm::set_secondary_compatible_arch
6617 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6618 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6619 New method declarations.
6620 (Target_arm::get_aeabi_object_attribute): New method definition.
6621 (Target_arm::attributes_section_data_): New data member declaration.
6622 (read_arm_attributes_section): New template definition.
6623 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6624 (Arm_dynobj::do_read_symbols): Ditto.
6625 (Target_arm::do_finalize_sections): Merge attributes sections from
6626 input. Check for BLX use after attributes section merging.
6627 Fix __exidx_start and __exidx_end visibility. Create an
6628 .ARM.attributes section if necessary.
6629 (Target_arm::get_secondary_compatible_arch,
6630 Target_arm::set_secondary_compatible_arch,
6631 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6632 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6633 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6634 New method definitions.
6636 2009-12-09 Ian Lance Taylor <iant@google.com>
6638 * plugin.cc (Plugin::load): Don't cast from void* to a function
6641 2009-12-09 Ian Lance Taylor <iant@google.com>
6643 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6646 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6648 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6649 Replace two_file_shared_1.so with two_file_shared_2.so.
6650 * testsuite/Makefile.in: Regenerated.
6652 2009-12-08 Doug Kwan <dougkwan@google.com>
6654 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6655 (HFILES): Add attributes.h and int_encoding.h.
6656 * Makefile.in: Regenerate.
6657 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6658 function definitions to int_encoding.cc
6659 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6660 prototypes to int_encoding.h
6661 * reduced_debug_output.cc (int_encoding.h): New include.
6662 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6663 function definitions to int_encoding.cc
6664 (insert_into_vector, read_from_pointer): Move template definitions to
6666 * attributes.cc: New file.
6667 * attributes.h: New file.
6668 * int_encoding.cc: New file.
6669 * int_encoding.h: New file.
6671 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6674 * incremental-dump.cc (dump_incremental_inputs): New.
6675 (main): Use dump_incremental_inputs.
6677 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6680 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6681 checking elfcpp::STT_FUNC.
6682 (Target_i386::Relocate::relocate): Likewise.
6683 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6685 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6686 symbols from shared libraries into normal FUNC symbols.
6688 * symtab.h (Symbol): Add is_func and use it.
6690 2009-12-05 Doug Kwan <dougkwan@google.com>
6692 * arm.cc (Target_arm::arm_info): Initialize new fields
6693 attributes_section and attributes_vendor.
6694 * i386.cc (Target_i386::i386_info): Same.
6695 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6696 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6697 fields attributes_section and attributes_vendor.
6698 * sparc.cc (Target_sparc::sparc_info): Same.
6699 * target.h (Target::attributes_section, Target::attributes_vendor,
6700 Target::is_attributes_section, Target::attribute_arg_type,
6701 Target::attributes_order): New method definitions.
6702 (Target::Target_info::attributes_section,
6703 Target::Target_info::attributes_vendor): New fields.
6704 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6705 virtual method definitions.
6706 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6707 attributes_section and attributes_vendor.
6708 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6710 2009-12-05 Doug Kwan <dougkwan@google.com>
6712 * arm.cc: Update comments about interworking and stub generation.
6713 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6714 considered as non-PIC.
6715 (Arm_relocate_functions::base_abs): Fix formatting.
6716 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6717 of function to use GOT entry address instead of offset.
6718 (Target_arm::Scan::global): Issue an error if a symbol would need a
6719 PLT does not get one because it is untyped. Remove code to create
6720 dynamic symbols for relative branches.
6721 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6722 takes unsigned integer instead of boolean.
6724 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6726 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6727 (two_file_test_LDADD): Likewise.
6728 (common_test_1_LDADD): Likewise.
6729 (exception_test_LDADD) Likewise.
6730 (weak_test_LDADD): Likewise.
6731 (many_sections_test_LDADD): Likewise.
6732 (initpri1_LDADD): Likewise.
6733 (script_test_1_LDADD): Likewise.
6734 (script_test_2_LDADD): Likewise.
6735 (justsyms_LDADD): Likewise.
6736 (binary_test_LDADD): Likewise.
6737 (large_LDADD): Likewise.
6738 * testsuite/Makefile.in: Regenerated.
6740 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6742 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6743 (Symbol_table::override_with_special): Likewise.
6744 (Symbol_table::add_from_object): Likewise.
6746 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6748 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6749 Don't set the data_offset twice.
6751 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6753 * testsuite/Makefile.in: Regenerate.
6755 2009-12-03 Doug Kwan <dougkwan@google.com>
6757 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6758 (Target_arm::do_finalize_sections): Add parameter for symbol table
6759 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6760 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6761 parameter for symbol table pointer.
6762 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6763 an additional parameter for a pointer to symbol table.
6764 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6765 parameter for a symbol table pointer.
6766 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6767 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6769 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6770 parameter for a symbol table pointer.
6772 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6774 * incremental.cc (Incremental_inputs_header)
6775 (Incremental_inputs_header_write, Incremental_inputs_entry)
6776 (Incremental_inputs_entry_write): Move ...
6777 * incremental.h (Incremental_inputs_header)
6778 (Incremental_inputs_header_write, Incremental_inputs_entry)
6779 (Incremental_inputs_entry_write): here.
6781 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6783 * incremental.cc (make_sized_incremental_binary): Set the target.
6784 Error if it is incompatible.
6785 * output.h (Output_file): Add filename method.
6787 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6789 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6790 from the get_* methods.
6792 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6794 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6795 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6796 Write 0 for the data_offset of scripts.
6798 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6800 * testsuite/Makefile.am: Add the incremental_test.sh test.
6801 * testsuite/incremental_test.sh: New.
6802 * testsuite/incremental_test_1.c: New.
6803 * testsuite/incremental_test_2.c: New.
6805 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6807 * incremental-dump.cc (main): Fix typos.
6809 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6812 * incremental-dump.cc (main): Use llu to print 64 bit values.
6814 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6815 H.J. Lu <hongjiu.lu@intel.com>
6817 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6819 (incremental_dump_LDADD): Likewise.
6820 * Makefile.in: Regenerated.
6822 2009-11-25 Doug Kwan <dougkwan@google.com>
6826 2009-11-25 Doug Kwan <dougkwan@google.com>
6828 * arm.cc (Target_arm::Target_arm): Move method definition
6829 outside of class definition. Add code to handle
6830 --target1-rel, --target1-abs and --target2= options.
6831 (Target_arm::get_reloc_reloc_type): Change method to be
6832 non-static and const.
6833 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6834 New data member declaration.
6835 (Target_arm::Scan::local, Target_arm::Scan::global,
6836 Target_arm::Relocate::relocate,
6837 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6838 Adjust call to Target_arm::get_real_reloc_type.
6839 (Target_arm::get_real_reloc_type): Use command line options
6840 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6841 * options.h (--target1-rel, --target1-abs, --target2): New
6844 2009-11-25 Doug Kwan <dougkwan@google.com>
6846 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6847 class definition. Add code to handle --target1-rel, --target1-abs
6848 and --target2= options.
6849 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6851 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6853 (Target_arm::Scan::local, Target_arm::Scan::global,
6854 Target_arm::Relocate::relocate,
6855 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6856 call to Target_arm::get_real_reloc_type.
6857 (Target_arm::get_real_reloc_type): Use command line options to
6858 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6859 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6862 2009-11-25 Doug Kwan <dougkwan@google.com>
6864 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6865 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6866 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6868 (Arm_relocate_functions::thm_call): Replace body with a call to
6869 Arm_relocate_functions::thumb_branch_common.
6870 (Arm_relocate_functions::thm_jump24,
6871 Arm_relocate_functions::thm_xpc22): New method definitions.
6872 (Arm_relocate_functions::thumb_branch_common): New method definition.
6873 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6875 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6876 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6878 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6880 * Makefile.am: Build incremental-dump
6881 * Makefile.in: Regenerate.
6882 * incremental-dump.cc: New.
6883 * incremental.cc (Incremental_inputs_header_data,
6884 Incremental_inputs_entry_data): Move to incremental.h
6885 * incremental.h: (Incremental_inputs_header_data,
6886 Incremental_inputs_entry_data): Move from incremental.cc
6888 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6890 * incremental.cc (Incremental_inputs_header,
6891 Incremental_inputs_header_write, Incremental_inputs_entry,
6892 Incremental_inputs_entry_write): Add a typedef with the data type.
6894 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6896 * incremental.cc (Incremental_inputs_header,
6897 Incremental_inputs_header_write, Incremental_inputs_entry,
6898 Incremental_inputs_entry_write): Update comment about which
6899 type has the filed descriptions.
6901 2009-11-15 Doug Kwan <dougkwan@google.com>
6903 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6904 (Arm_relocate_functions::arm_branch_common): Change method defintion
6905 in class definition to a method declaration and update list of formal
6907 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6908 Arm_relocation_functions::jump24): Adjust call to
6909 Arm_relocate_functions::arm_branch_common. Update list of formal
6911 (Arm_relocate_functions::xpc25): New method definition.
6912 (Arm_relocate_functions::arm_branch_common): Move method defintion
6913 out from class definition. Use stubs for mode-switching and extending
6915 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6916 specially. Change code to enable use of stubs in ARM branches.
6918 2009-11-10 Doug Kwan <dougkwan@google.com>
6920 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6921 in method declaration.
6922 (Target_arm::relocate_stub): New method declaration.
6923 (Target_arm::default_target): Change to return a pointer instead of
6925 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6926 Target_arm::default_target.
6927 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6929 (Target_arm::relocate_section): Adjust view.
6930 (Target_arm::relocate_stub): New method definition.
6932 2009-11-10 Doug Kwan <dougkwan@google.com>
6934 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6936 * incremental.cc (open_incremental_binary): Initialized local
6937 variables to avoid warnings.
6938 * object.cc (make_elf_object): Ditto.
6939 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6942 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6945 * testsuite/plugin_test.c: Include "config.h".
6947 2009-11-09 Doug Kwan <dougkwan@google.com>
6949 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6950 (arm_symbol_value): Remove.
6951 (Arm_relocate_functions::arm_branch_common,
6952 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6953 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6954 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6955 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6956 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6957 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6958 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6959 Arm_relocate_functions::thm_mobw_abs_nc,
6960 Arm_relocate_functions::thm_mov_abs,
6961 Arm_relocate_functions::movw_prel_nc,
6962 Arm_relocate_functions::thm_movt_abs,
6963 Arm_relocate_functions::movt_prel,
6964 Arm_relocate_functions::thm_movw_prel_nc,
6965 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6966 (Target_arm::Relocate::relocate): Only decompose address into two
6967 parts if relocation type uses the thumb-bit and pass the actual
6968 bit instead of a flag indicating that the thumb-bit is used. Adjust
6969 calls to methods in Arm_relocate_functions for this change.
6971 2009-11-08 Ian Lance Taylor <iant@google.com>
6974 * reloc.cc: Instantiate
6975 Sized_relobj::initialize_input_to_output_maps and
6976 Sized_relobj:free_input_to_output_maps.
6978 2009-11-06 Ian Lance Taylor <iant@google.com>
6981 * defstd.cc (in_segment): Set only_if_ref true for "end".
6983 2009-11-06 Doug Kwan <dougkwan@google.com>
6985 * arm.cc (class Reloc_stub): Correct a comment.
6986 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6987 (Target_arm::scan_section_for_stubs): New method declaration.
6988 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6989 Change methods from private to protected.
6990 (Target_arm::do_may_relax): New method definition.
6991 (Target_arm::do_relax, Target_arm::group_sections,
6992 Target_arm::scan_reloc_for_stub,
6993 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6994 (Target_arm::arm_input_section_map_): New data member declaration.
6995 (Target_arm::scan_reloc_for_stub,
6996 Target_arm::scan_reloc_section_for_stubs,
6997 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6998 Target_arm::do_relax): New method definitions.
7000 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7002 * configure.ac: Check for (struct stat)::st_mtim
7003 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7004 * config.in: Regenerate.
7005 * configure: Regenerate.
7007 2009-11-05 Ian Lance Taylor <iant@google.com>
7010 * output.cc (Output_segment::add_output_section): Add missing
7013 2009-11-04 Ian Lance Taylor <iant@google.com>
7016 * object.h (class Object): Add is_needed and set_is_needed
7017 methods. Add is_needed_ field. Make bool fields into bitfields.
7018 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7019 defined in a dynamic object and referenced by a regular object,
7020 set is_needed for the dynamic object.
7021 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7022 if the file is marked with as_needed and it is not needed.
7024 2009-11-04 Ian Lance Taylor <iant@google.com>
7027 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7028 tags if data is discarded by linker script.
7029 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7030 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7031 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7032 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7034 2009-11-04 Ian Lance Taylor <iant@google.com>
7036 * layout.cc (Layout::get_output_section): Add is_interp and
7037 is_dynamic_linker_section parameters. Change all callers.
7038 (Layout::choose_output_section): Likewise.
7039 (Layout::make_output_section): Likewise.
7040 (Layout::add_output_section_data): Add is_dynamic_linker_section
7041 parameter. Change all callers.
7042 * layout.h (class Layout): Update declarations.
7043 * output.h (class Output_section): Add is_interp, set_is_interp,
7044 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7045 Add is_interp_, is_dynamic_linker_section_ fields. Change
7046 generate_code_fills_at_write_ to a bitfield.
7047 * output.cc (Output_section::Output_sections): Initialize new
7049 (Output_segment::add_output_section): Add do_sort parameter.
7052 2009-11-03 Ian Lance Taylor <iant@google.com>
7055 * options.h (class General_options): Add --warn-common.
7056 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7057 merging two common symbols.
7058 (Symbol_table::should_override): Handle --warn-common when merging
7059 a common symbol with a defined symbol. Use report_resolve_problem
7060 for multiple definitions.
7061 (Symbol_table::report_resolve_problem): New function.
7062 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7064 2009-11-03 Doug Kwan <dougkwan@google.com>
7066 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7068 (Target_arm::stub_factory): New method definition.
7069 (Target_arm::new_arm_input_section,
7070 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7071 Target_arm::reloc_uses_thumb_bit): New method declarations.
7072 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7073 New type definitions.
7074 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7075 member declarations.
7076 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7077 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7078 New method definitions.
7080 2009-11-03 Ian Lance Taylor <iant@google.com>
7082 * options.h (class General_options): Add --warn_constructors.
7084 2009-11-03 Ian Lance Taylor <iant@google.com>
7087 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7088 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7090 2009-11-03 Ian Lance Taylor <iant@google.com>
7093 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7094 --msgid-bugs-address.
7095 (install-pdf): New target.
7096 (install-data_yes): Look up one directory to find mkinstalldirs.
7098 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7100 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7103 2009-10-30 Doug Kwan <dougkwan@google.com>
7105 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7107 2009-10-30 Doug Kwan <dougkwan@google.com>
7109 * arm.cc (Stub_addend_reader): New struct template definition
7110 and partial specializations.
7111 (Stub_addend_reader::operator()): New method definition for a
7112 partially specialized template.
7114 2009-10-30 Doug Kwan <dougkwan@google.com>
7116 * arm.cc (Arm_relobj::processor_specific_flags): New method
7118 (Arm_relobj::do_read_symbols): New method declaration.
7119 (Arm_relobj::processor_specific_flags_): New data member declaration.
7120 (Arm_dynobj): New class definition.
7121 (Target_arm::do_finalize_sections): Add input_objects parameter.
7122 (Target_arm::do_adjust_elf_header): New method declaration.
7123 (Target_arm::are_eabi_versions_compatible,
7124 (Target_arm::merge_processor_specific_flags): New method declaration.
7125 (Target_arm::do_make_elf_object): New overloaded method definitions
7127 (Arm_relobj::do_read_symbols): New method definition.
7128 (Arm_dynobj::do_read_symbols): Ditto.
7129 (Target_arm::do_finalize_sections): Add input_objects parameters.
7130 Merge processor-specific flags from all input objects.
7131 (Target_arm::are_eabi_versions_compatible,
7132 Target_arm::merge_processor_specific_flags,
7133 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7134 New method definitions.
7135 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7136 Input_objects pointer type parameter.
7137 * layout.cc (Layout::finalize): Pass input objects to target's.
7138 finalize_sections function.
7139 * output.cc (Output_file_header::do_sized_write): Set ELF file
7140 header's processor-specific flags.
7141 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7142 Input_objects pointer type parameter.
7143 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7144 * target.h (Input_objects): New forward class declaration.
7145 (Target::processor_specific_flags,
7146 Target::are_processor_specific_flags_sect): New method definitions.
7147 (Target::finalize_sections): Add input_objects parameter.
7148 (Target::Target): Initialize processor_specific_flags_ and
7149 are_processor_specific_flags_set_.
7150 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7152 (Target::set_processor_specific_flags): New method definition.
7153 (Target::processor_specific_flags_,
7154 Target::are_processor_specific_flags_set_): New data member
7156 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7157 Input_objects pointer type parameter.
7159 2009-10-30 Doug Kwan <dougkwan@google.com>
7161 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7163 2009-10-28 Ian Lance Taylor <iant@google.com>
7165 * object.h (class Relobj): Drop options parameter from
7166 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7167 do_scan_relocs, do_relocate. Change all callers.
7168 (class Sized_relobj): Drop options parameters from
7169 do_gc_process_relocs, do_scan_relocs, do_relocate,
7170 do_relocate_sections, relocate_sections, emit_relocs_scan,
7171 emit_relocs_scan_reltype. Change all callers.
7172 (struct Relocate_info): Remove options field and all references to
7174 * reloc.h (class Read_relocs): Remove options constructor
7175 parameter and options_ field. Change all callers.
7176 (class Gc_process_relocs, class Scan_relocs): Likewise.
7177 (class Relocate_task): Likewise.
7178 * target-reloc.h (scan_relocs): Remove options parameter. Change
7180 (scan_relocatable_relocs): Likewise.
7181 * target.h (class Sized_target): Remove options parameter from
7182 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7184 * gc.h (gc_process_relocs): Remove options parameter. Change all
7186 * arm.cc: Update functions to remove options parameters.
7187 * i386.cc: Likewise.
7188 * powerpc.cc: Likewise.
7189 * sparc.cc: Likewise.
7190 * x86_64.cc: Likewise.
7191 * testsuite/testfile.cc: Likewise.
7193 2009-10-28 Doug Kwan <dougkwan@google.com>
7195 * arm.cc (Arm_relobj): New class definition.
7196 (Arm_relobj::scan_sections_for_stubs,
7197 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7198 New method definitions.
7200 2009-10-28 Cary Coutant <ccoutant@google.com>
7202 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7203 (Plugin::cleanup_done_): New member.
7204 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7205 (Plugin_manager::cleanup_done_): Remove.
7206 (Plugin_manager::add_input_file): Edit error message.
7207 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7208 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7210 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7212 * fileread.cc: (File_read::View::~View): Use the new
7213 data_ownership_ filed.
7214 (File_read::~File_read): Dispose the new whole_file_view_.
7215 (File_read::open): Mmap the whole file if needed.
7216 (File_read::open): Use whole_file_view_ instead of contents_.
7217 (File_read::find_view): Use whole_file_view_ if applicable.
7218 (File_read::do_read): Use whole_file_view_ instead of contents_.
7219 (File_read::make_view): Use whole_file_view_ instead of contents_,
7220 update File_read::View::View call.
7221 (File_read::find_or_make_view): Update File_read::View::View
7223 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7225 (File_read::View::Data_ownership): New enum.
7226 (File_read::View::View): Replace bool mapped_ with Data_ownership
7228 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7229 (File_read::View::data_ownership_): New field.
7230 (File_read::contents_): Remove (replaced by whole_file_view_).
7231 (File_read::whole_file_view_): New field.
7232 * options.h (class General_options): Add --keep-files-mapped.
7234 2009-10-27 Cary Coutant <ccoutant@google.com>
7236 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7237 * testsuite/Makefile.am (plugin_test_5): New test case.
7238 * testsuite/Makefile.in: Regenerate.
7240 2009-10-25 Doug Kwan <dougkwan@google.com>
7242 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7243 from private to protected to allow access by child class.
7244 (Sized_relobj::do_relocate_sections): New method declaration.
7245 (Sized_relobj::relocate_sections): Virtualize.
7246 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7247 Sized_relobj::relocate_sections. Instantiate template explicitly
7248 for different target sizes and endianity.
7250 2009-10-24 Doug Kwan <dougkwan@google.com>
7252 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7253 (Arm_input_section::as_arm_input_section): New method.
7254 (Arm_output_section): New class definition.
7255 (Arm_output_section::create_stub_group,
7256 Arm_output_section::group_sections): New method definitions.
7258 2009-10-22 Doug Kwan <dougkwan@google.com>
7260 * arm.cc (Arm_input_section): New class definition.
7261 (Arm_input_section::init, Arm_input_section:do_write,
7262 Arm_input_section::set_final_data_size,
7263 Arm_input_section::do_reset_address_and_file_offset): New method
7266 2009-10-21 Doug Kwan <dougkwan@google.com>
7268 * arm.cc (Stub_table, Arm_input_section): New forward class
7270 (Stub_table): New class defintion.
7271 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7272 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7273 New method definition.
7275 2009-10-21 Doug Kwan <dougkwan@google.com>
7277 * arm.cc: Update copyright comments.
7278 (Target_arm): New forward class template declaration.
7279 (Arm_address): New type.
7280 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7281 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7282 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7284 (Insn_template): Same.
7285 (DEF_STUBS): New macro.
7286 (Stub_type): New enum type.
7287 (Stub_template): New class definition.
7290 (Stub_factory): Same.
7291 (Target_arm::Target_arm): Initialize may_use_blx_ and
7292 should_force_pic_veneer_.
7293 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7294 Target_arm::should_force_pic_veneer,
7295 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7296 Target_arm::using_thumb_only, Target_arm:;default_target): New
7298 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7299 New data member declarations.
7300 (Insn_template::size, Insn_template::alignment): New method defintions.
7301 (Stub_template::Stub_template): New method definition.
7302 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7303 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7304 (Stub_factory::Stub_factory): New method definition.
7305 * gold.h (string_hash): New template.
7306 * output.h (Input_section_specifier::hash_value): Use
7308 (Input_section_specifier::string_hash): Remove.
7309 * stringpool.cc (Stringpool_template::string_hash): Use
7312 2009-10-20 Doug Kwan <dougkwan@google.com>
7314 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7315 symbols of relaxed input sections.
7316 * output.h (Output_section::find_relaxed_input_section): Make
7319 2009-10-16 Doug Kwan <dougkwan@google.com>
7321 * dynobj.cc (Versions::Versions): Initialize version_script_.
7322 Only insert base version symbol definition for a shared object
7323 if version script defines any version versions.
7324 (Versions::define_base_version): New method definition.
7325 (Versions::add_def): Check that base version is not needed.
7326 (Versions::add_need): Define base version lazily.
7327 * dynobj.h (Versions::define_base_version): New method declaration.
7328 (Versions::needs_base_version_): New data member declaration.
7329 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7330 (check_DATA): Add no_version_test.stdout.
7331 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7333 * testsuite/Makefile.in: Regenerate.
7334 * testsuite/no_version_test.c: New file.
7335 * testsuite/no_version_test.sh: Ditto.
7337 2009-10-16 Doug Kwan <dougkwan@google.com>
7339 * expression.cc (class Segment_start_expression): New class definition.
7340 (Segment_start_expression::value): New method definition.
7341 (script_exp_function_segment_start): Return a new
7342 Segment_start_expression.
7343 * gold/script-c.h (script_saw_segment_start_expression): New function
7345 * script-sections.cc (Script_sections::Script_sections): Initialize
7346 SAW_SEGMENT_START_EXPRESSION_ to false.
7347 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7348 and -Tbbs options to specify section addresses if given in
7349 command line and no SEGMENT_START expression is seen in a script.
7350 * script-sections.h (Script_sections::saw_segment_start_expression,
7351 Script_sections::set_saw_segment_start_expression): New method
7353 (Script_sections::saw_segment_start_expression_): New data member
7355 * script.cc (script_saw_segment_start_expression): New function.
7356 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7357 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7358 script_test_7.sh and script_test_8.sh.
7359 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7360 script_test_8.stdout.
7361 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7362 (script_test_6, script_test_6.stdout, script_test_7,
7363 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7364 * Makefile.in: Regenerate.
7365 * testsuite/script_test_6.sh: New file.
7366 * testsuite/script_test_6.t: Same.
7367 * testsuite/script_test_7.sh: Same.
7368 * testsuite/script_test_7.t: Same.
7369 * testsuite/script_test_8.sh: Same.
7371 2009-10-16 Doug Kwan <dougkwan@google.com>
7373 * output.cc (Output_segment::set_section_list_address): Cast
7374 expressions to unsigned long long type to avoid format warnings.
7376 2009-10-15 Ian Lance Taylor <iant@google.com>
7378 * script.cc (Script_options::add_symbol_assignment): Always add a
7379 dot assignment to script_sections_.
7380 * script-sections.cc (Script_sections::add_dot_assignment):
7381 Initialize if necessary.
7383 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7384 program headers with no load segment if there is a linker script.
7386 * layout.cc (Layout::set_segment_offsets): Align the file offset
7387 to the segment aligment for -N or -n with no load segment.
7388 * output.cc (Output_segment::add_output_section): Don't crash if
7389 the first section is a TLS section.
7390 (Output_segment::set_section_list_addresses): Print an error
7391 message if the address moves backward in a linker script.
7392 * script-sections.cc
7393 (Output_section_element_input::set_section_addresses): Don't
7394 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7395 (Orphan_output_section::set_section_addresses): Likewise.
7397 2009-10-15 Doug Kwan <dougkwan@google.com>
7399 * layout.cc (Layout::finish_dynamic_section): Generate tags
7400 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7401 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7402 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7404 2009-10-14 Ian Lance Taylor <iant@google.com>
7406 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7408 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7409 data_shdr fields of relinfo.
7410 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7411 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7412 R_386_TLS_LDO_32, adjust based on section flags.
7413 (Target_i386::Relocate::fix_up_ldo): Remove.
7415 2009-10-13 Ian Lance Taylor <iant@google.com>
7417 Add support for -pie.
7418 * options.h (class General_options): Add -pie and
7420 (General_options::output_is_position_independent): Test -pie.
7421 (General_options::output_is_executable): Return true if not shared
7422 and not relocatable.
7423 (General_options::output_is_pie): Remove.
7424 * options.cc (General_options::finalize): Reject incompatible uses
7426 * gold.cc (queue_middle_tasks): A -pie link is not static.
7427 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7428 * symtab.cc (Symbol::final_value_is_known): Return false if
7429 output_is_position_independent.
7430 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7431 output_is_position_independent.
7432 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7433 output_is_position_independent.
7434 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7435 output_is_position_independent.
7436 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7438 (basic_pie_test.o, basic_pie_test): New targets.
7439 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7440 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7441 (two_file_pie_test): New target.
7442 * testsuite/Makefile.in: Rebuild.
7443 * README: Remove note saying that -pie is not supported.
7445 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7447 * options.h (class General_options): Add -init and -fini.
7448 * layout.cc (Layout::finish_dynamic_section): Emit
7449 given init and fini functions.
7451 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7453 * gc.h (gc_process_relocs): Check if icf is enabled using new
7455 * gold.cc (queue_initial_tasks): Likewise.
7456 (queue_middle_tasks): Likewise.
7457 * object.cc (do_layout): Likewise.
7458 * symtab.cc (is_section_folded): Likewise.
7459 * main.cc (main): Likewise.
7460 * reloc.cc (Read_relocs::run): Likewise.
7461 (Sized_relobj::do_scan_relocs): Likewise.
7462 * icf.cc (is_function_ctor_or_dtor): New function.
7463 (Icf::find_identical_sections): Check if function is ctor or dtor when
7465 * options.h (General_options::icf): Change option to be an enum.
7466 (Icf_status): New enum.
7467 (icf_enabled): New method.
7468 (icf_safe_folding): New method.
7469 (set_icf_status): New method.
7470 (icf_status_): New variable.
7471 * (options.cc) (General_options::finalize): Set icf_status_.
7472 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7473 icf_test and icf_keep_unique_test to use the --icf enum flag.
7474 * testsuite/icf_safe_test.sh: New file.
7475 * testsuite/icf_safe_test.cc: New file.
7477 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7479 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7480 includes to gc.h and icf.h.
7481 * arm.cc: Include gc.h.
7482 * gold.cc: Likewise.
7483 * i386.cc: Likewise.
7484 * powerpc.cc: Likewise.
7485 * sparc.cc: Likewise.
7486 * x86_64.cc: Likewise.
7487 * gc.h: Include icf.h.
7489 2009-10-11 Ian Lance Taylor <iant@google.com>
7491 * plugin.cc: Include "gold.h" before other header files.
7493 2009-10-10 Chris Demetriou <cgd@google.com>
7495 * options.h (Input_file_argument::Input_file_type): New enum.
7496 (Input_file_argument::is_lib_): Replace with...
7497 (Input_file_argument::type_): New member.
7498 (Input_file_argument::Input_file_argument): Take Input_file_type
7499 'type' rather than boolean 'is_lib' as second argument.
7500 (Input_file_argument::is_lib): Use type_.
7501 (Input_file_argument::is_searched_file): New function.
7502 (Input_file_argument::may_need_search): Handle is_searched_file.
7503 * options.cc (General_options::parse_library): Support -l:filename.
7504 (General_options::parse_just_symbols): Update for Input_file_argument
7506 (Command_line::process): Likewise.
7507 * archive.cc (Archive::get_file_and_offset): Likewise.
7508 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7509 * script.cc (read_script_file, script_add_file): Likewise.
7510 * fileread.cc (Input_file::Input_file): Likewise.
7511 (Input_file::will_search_for): Handle is_searched_file.
7512 (Input_file::open): Likewise.
7513 * readsyms.cc (Read_symbols::get_name): Likewise.
7514 * testsuite/Makefile.am (searched_file_test): New test.
7515 * testsuite/Makefile.in: Regenerate.
7516 * testsuite/searched_file_test.cc: New file.
7517 * testsuite/searched_file_test_lib.cc: New file.
7519 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7520 Ian Lance Taylor <iant@google.com>
7522 * descriptor.cc: Include <cstdio> and "binary-io.h".
7523 (Descriptors::open): Open the files in binary mode always.
7524 * script.cc (Lex::get_token): Treat \r as whitespace.
7526 2009-10-09 Ian Lance Taylor <iant@google.com>
7528 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7530 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7531 Ian Lance Taylor <iant@google.com>
7533 * configure.ac: Check for readv function also.
7534 * fileread.cc (readv): Define if not HAVE_READV.
7535 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7537 * config.in: Regenerate.
7538 * configure: Regenerate.
7540 2009-10-09 Doug Kwan <dougkwan@google.com>
7542 * layout.cc (Layout::make_output_section): Call target hook to make
7543 ordinary output section.
7544 (Layout::finalize): Adjust parameter list of call the
7545 Target::may_relax().
7546 * layout.h (class Layout::section_list): New method.
7547 * merge.h (Output_merge_base::entsize): Change visibility to public.
7548 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7550 (Output_merge_string::do_is_string): New method.
7551 * object.cc (Sized_relobj::do_setup): renamed from
7552 Sized_relobj::set_up.
7553 * object.h (Sized_relobj::adjust_shndx,
7554 Sized_relobj::initializ_input_to_output_maps,
7555 Sized_relobj::free_input_to_output_maps): Change visibilities to
7557 (Sized_relobj::setup): Virtualize.
7558 (Sized_relobj::do_setup): New method declaration.
7559 (Sized_relobj::invalidate_section_offset,
7560 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7561 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7562 * options.cc (parse_int): New function.
7563 * options.h (parse_int): New declaration.
7564 (DEFINE_int): New macro.
7565 (stub_group_size): New option.
7566 * output.cc (Output_section::Output_section): Initialize memebers
7567 merge_section_map_, merge_section_by_properties_map_,
7568 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7569 (Output_section::add_input_section): Handled deferred code-fill
7570 generation and remove an old comment.
7571 (Output_section::add_relaxed_input_section): New method definition.
7572 (Output_section::add_merge_input_section): Use merge section by
7573 properties map to speed to search. Update merge section maps
7575 (Output_section::build_relaxation_map): New method definition.
7576 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7578 (Output_section::relax_input_section): Renamed to
7579 Output_section::convert_input_sections_to_relaxed_sections and change
7580 interface to take a vector of pointers to relaxed sections.
7581 (Output_section::find_merge_section,
7582 Output_section::find_relaxed_input_section): New method definitions.
7583 (Output_section::is_input_address_mapped,
7584 Output_section::output_offset, Output_section::output_address):
7585 Use output section data maps to speed up searching.
7586 (Output_section::find_starting_output_address): Add comments.
7587 (Output_section::do_write,
7588 Output_section::write_to_postprocessing_buffer): Do code-fill
7589 generation as appropriate.
7590 (Output_section::get_input_sections): Invalidate relaxed input section
7592 (Output_section::restore_states): Adjust type of checkpoint .
7593 Invalidate relaxed input section map.
7594 * output.h (Output_merge_base): New class declaration.
7595 (Input_section_specifier): New class defintion.
7596 (class Output_relaxed_input_section) Change base class to
7597 Output_section_data_build.
7598 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7599 base class initializer.
7600 (Output_section::add_relaxed_input_section): New method declaration.
7601 (Output_section::Input_section): Change visibility to protected.
7602 (Output_section::Input_section::relobj,
7603 Output_section::Input_section::shndx): Handle relaxed input sections.
7604 Output_section::input_sections) Change visibility to protected. Also
7605 define overload to return a non-const pointer.
7606 (Output_section::Merge_section_properties): New class defintion.
7607 (Output_section::Merge_section_by_properties_map,
7608 Output_section::Output_section_data_by_input_section_map,
7609 Output_section::Relaxation_map): New types.
7610 (Output_section::relax_input_section): Rename method to
7611 Output_section::convert_input_sections_to_relaxed_sections and change
7612 interface to take a vector of relaxed section pointers.
7613 (Output_section::find_merge_section,
7614 Output_section::find_relaxed_input_section,
7615 Output_section::build_relaxation_map,
7616 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7617 New method declarations.
7618 (Output_section::merge_section_map_
7619 Output_section::merge_section_by_properties_map_,
7620 Output_section::relaxed_input_section_map_,
7621 Output_section::is_relaxed_input_section_map_valid_,
7622 Output_section::generate_code_fills_at_write_): New data members.
7623 * script-sections.cc
7624 (Output_section_element_input::set_section_addresses): Call
7625 current_data_size and addralign methods of relaxed input sections.
7626 (Orphan_output_section::set_section_addresses): Call current_data_size
7627 and addralign methods of relaxed input sections.
7628 * symtab.cc (Symbol_table::compute_final_value): Extract template
7629 from the body of Symbol_table::sized_finalize_symbol.
7630 (Symbol_table::sized_finalized_symbol): Call
7631 Symbol_table::compute_final_value.
7632 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7633 (Symbol_table::compute_final_value): New templated method declaration.
7634 * target.cc (Target::do_make_output_section): New method defintion.
7635 * target.h (Target::make_output_section): New method declaration.
7636 (Target::relax): Add more parameters for input objects, symbol table
7637 and layout. Adjust call to do_relax.
7638 (Target::do_make_output_section): New method declaration.
7639 (Target::do_relax): Add parameters for input objects, symbol table
7642 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7644 * pread.c: Include stdio.h.
7646 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7648 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7651 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7653 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7654 Change read_shndx type to unsigned int.
7655 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7657 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7658 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7659 Change read_shndx type to unsigned int.
7660 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7662 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7663 * layout.cc (Layout::create_symtab_sections): Cast the result of
7664 local_symcount * symsize to off_t in the gold_assert.
7666 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7668 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7669 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7671 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7672 (Arm_relocate_functions::thm_abs5): New function.
7673 (Arm_relocate_functions::abs12): New function.
7674 (Arm_relocate_functions::abs16): New function.
7675 (Arm_relocate_functions::base_abs): New function.
7676 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7677 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7678 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7680 (Scan::global): Likewise.
7681 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7682 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7683 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7684 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7687 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7689 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7690 (Arm_relocate_functions::movt_prel): New function.
7691 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7692 (Arm_relocate_functions::thm_movt_prel): New function.
7693 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7694 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7695 (Scan::global, Relocate::relocate): Likewise.
7696 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7698 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7700 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7701 Incremental_checker.
7702 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7704 (class Incremental_inputs_header): New class.
7705 (Incremental_inputs_header_writer): Edit comment.
7706 (Incremental_inputs_entry): New class.
7707 (Incremental_inputs_entry_writer): Edit comment.
7708 (Sized_incremental_binary::do_find_incremental_inputs_section):
7709 Add *strtab_shndx parameter, fill it.
7710 (Sized_incremental_binary::do_check_inputs): New method.
7711 (Incremental_checker::can_incrementally_link_output_file): Use
7712 Sized_incremental_binary::check_inputs.
7713 (Incremental_inputs::report_command_line): Save command line in
7716 (Incremental_binary::find_incremental_inputs_section): New
7718 (Incremental_binary::do_find_incremental_inputs_section): Add
7719 strtab_shndx parameter.
7720 (Incremental_binary::do_check_inputs): New pure virtual method.
7721 (Sized_incremental_binary::do_check_inputs): Declare.
7722 (Incremental_checker::Incremental_checker): Add incremental_inputs
7723 parameter, use it to initialize incremental_inputs_.
7724 (Incremental_checker::incremental_inputs_): New field.
7725 (Incremental_checker::command_line): New method.
7726 (Incremental_checker::inputs): New method.
7727 (Incremental_checker::command_line_): New field.
7729 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7731 * incremental.cc: Include <cstdarg> and "target-select.h".
7732 (vexplain_no_incremental): New function.
7733 (explain_no_incremental): New function.
7734 (Incremental_binary::error): New method.
7735 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7737 (make_sized_incremental_binary): New function.
7738 (open_incremental_binary): New function.
7739 (can_incrementally_link_file): Add checks if output is ELF and has
7741 * incremental.h: Include "elfcpp_file.h" and "output.h".
7742 (Incremental_binary): New class.
7743 (Sized_incremental_binary): New class.
7744 (open_incremental_binary): Declare.
7745 * object.cc (is_elf_object): Use
7746 elfcpp::Elf_recognizer::is_elf_file.
7747 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7748 * output.h (Output_file::filesize): New method.
7750 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7752 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7754 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7755 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7757 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7759 (Arm_relocate_functions::movw_abs_nc): New function.
7760 (Arm_relocate_functions::movt_abs): New function.
7761 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7762 (Arm_relocate_functions::thm_movt_abs): New function.
7763 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7764 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7765 (Scan::global): Likewise.
7766 (Relocate::relocate): Likewise.
7767 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7769 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7771 * arm.cc (Arm_relocate_functions::got_prel) New function.
7772 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7773 (Relocate::relocate): Likewise.
7774 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7776 2009-10-06 Ian Lance Taylor <iant@google.com>
7778 * options.h (class General_options): Define
7779 split_stack_adjust_size parameter.
7780 * object.h (class Object): Add uses_split_stack_ and
7781 has_no_split_stack_ fields. Add uses_split_stack and
7782 has_no_split_stack accessor functions. Declare
7783 handle_split_stack_section.
7784 (class Reloc_symbol_changes): Define.
7785 (class Sized_relobj): Define Function_offsets. Declare
7786 split_stack_adjust, split_stack_adjust_reltype, and
7788 * object.cc (Object::handle_split_stack_section): New function.
7789 (Sized_relobj::do_layout): Call handle_split_stack_section.
7790 * dynobj.cc (Sized_dynobj::do_layout): Call
7791 handle_split_stack_section.
7792 * reloc.cc (Sized_relobj::relocate_sections): Call
7793 split_stack_adjust for executable sections in split_stack
7794 objects. Pass reloc_map to relocate_section.
7795 (Sized_relobj::split_stack_adjust): New function.
7796 (Sized_relobj::split_stack_adjust_reltype): New function.
7797 (Sized_relobj::find_functions): New function.
7798 * target-reloc.h: Include "object.h".
7799 (relocate_section): Add reloc_symbol_changes parameter. Change
7801 * target.h (class Target): Add calls_non_split method. Declare
7802 do_calls_non_split virtual method. Declare match_view and
7804 * target.cc: Include "elfcpp.h".
7805 (Target::do_calls_non_split): New function.
7806 (Target::match_view): New function.
7807 (Target::set_view_to_nop): New function.
7808 * gold.cc (queue_middle_tasks): Give an error if mixing
7809 split-stack and non-split-stack objects with -r.
7810 * i386.cc (Target_i386::relocate_section): Add
7811 reloc_symbol_changes parameter.
7812 (Target_i386::do_calls_non_split): New function.
7813 * x86_64.cc (Target_x86_64::relocate_section): Add
7814 reloc_symbol_changes parameter.
7815 (Target_x86_64::do_calls_non_split): New function.
7816 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7818 * powerpc.cc (Target_powerpc::relocate_section): Add
7819 reloc_symbol_changes parameter.
7820 * sparc.cc (Target_sparc::relocate_section): Add
7821 reloc_symbol_changes parameter.
7822 * configure.ac: Call AM_CONDITIONAL for the default target.
7823 * configure: Rebuild.
7824 * testsuite/Makefile.am (TEST_AS): New variable.
7825 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7826 (check_DATA): Add split_i386 and split_x86_64 files.
7827 (SPLIT_DEFSYMS): Define.
7828 (split_i386_[1234n].o): New targets.
7829 (split_i386_[124]): New targets.
7830 (split_i386_[1234r].stdout): New targets.
7831 (split_x86_64_[1234n].o): New targets.
7832 (split_x86_64_[124]): New targets.
7833 (split_x86_64_[1234r].stdout): New targets.
7834 (MOSTLYCLEANFILES): Add new executables.
7835 * testsuite/split_i386.sh: New file.
7836 * testsuite/split_x86_64.sh: New file.
7837 * testsuite/split_i386_1.s: New file.
7838 * testsuite/split_i386_2.s: New file.
7839 * testsuite/split_i386_3.s: New file.
7840 * testsuite/split_i386_4.s: New file.
7841 * testsuite/split_i386_n.s: New file.
7842 * testsuite/split_x86_64_1.s: New file.
7843 * testsuite/split_x86_64_2.s: New file.
7844 * testsuite/split_x86_64_3.s: New file.
7845 * testsuite/split_x86_64_4.s: New file.
7846 * testsuite/split_x86_64_n.s: New file.
7847 * testsuite/testfile.cc (Target_test): Update relocation_section
7849 * testsuite/Makefile.in: Rebuild.
7851 2009-10-06 Ian Lance Taylor <iant@google.com>
7853 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7854 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7855 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7856 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7857 the address on ldo_addrs_.
7858 (Target_i386::Relocate::fix_up_ldo): New function.
7860 2009-10-06 Rafael Espindola <espindola@google.com>
7862 * plugin.cc (add_input_library): New.
7863 (Plugin::load): Add add_input_library to tv.
7864 (Plugin_manager::add_input_file): Add the is_lib argument.
7865 (add_input_file): Update call to Plugin_manager::add_input_file.
7866 (add_input_library): New.
7867 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7869 2009-09-30 Doug Kwan <dougkwan@google.com>
7871 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7872 symbol and call Symbol::may_need_copy_reloc to determine if
7873 a copy reloc is needed.
7874 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7875 nocopyreloc is given in command line.
7876 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7877 given in command line.
7878 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7879 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7880 of the removed Target_i386::may_need_copy_reloc.
7881 * options.h (copyreloc): New option with default value false.
7882 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7883 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7884 instead of the removed Target_powerpc::may_need_copy_reloc.
7885 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7886 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7887 instead of the removed Target_sparc::may_need_copy_reloc.
7888 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7889 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7890 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7891 instead of the removed Target_x86_64::may_need_copy_reloc.
7893 2009-09-30 Ian Lance Taylor <iant@google.com>
7895 * object.h (class Object): Remove target_ field, and target,
7896 sized_target, and set_target methods.
7897 (Object::sized_target): Remove.
7898 (class Sized_relobj): Update declarations. Remove sized_target.
7899 * object.cc (Sized_relobj::setup): Remove target parameter.
7901 (Input_objects::add_object): Don't do anything with the target.
7902 (make_elf_sized_object): Add punconfigured parameter. Change all
7903 callers. Set or test parameter target.
7904 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7906 * parameters.cc (Parameters::set_target): Change parameter type to
7908 (Parameters::default_target): Remove.
7909 (set_parameters_target): Change parameter type to be non-const.
7910 (parameters_force_valid_target): New function.
7911 (parameters_clear_target): New function.
7912 * parameters.h (class Parameters): Update declarations. Remove
7913 default_target method. Add sized_target and clear_target
7914 methods. Change target_ to be non-const.
7915 (set_parameters_target): Update declaration.
7916 (parameters_force_valid_target): Declare.
7917 (parameters_clear_target): Declare.
7918 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7919 as NULL if we aren't searching.
7920 (Add_symbols::run): Don't check for compatible target.
7921 * fileread.cc (Input_file::open_binary): Call
7922 parameters_force_valid_target.
7923 * gold.cc (queue_middle_tasks): Likewise.
7924 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7925 set_target on object.
7926 * dynobj.h (class Sized_dynobj): Update declarations.
7927 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7928 make_elf_object returns NULL.
7929 (Archive::include_member): Don't check whether object target is
7931 * output.cc (Output_section::add_input_section): Get target from
7933 (Output_section::relax_input_section): Likewise.
7934 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7936 (Sized_relobj::do_scan_relocs): Likewise.
7937 (Sized_relobj::relocate_sections): Likewise.
7938 * resolve.cc (Symbol_table::resolve): Likewise.
7939 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7940 parameter. Change all callers.
7941 (Symbol_table::add_from_object): Get target from parameters.
7942 (Symbol_table::add_from_relobj): Don't check object target.
7943 (Symbol_table::add_from_dynobj): Likewise.
7944 (Symbol_table::define_special_symbol): Get target from
7946 * symtab.h (class Symbol_table): Update declaration.
7947 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7948 parameter. Change all callers. Clear parameter target.
7949 (Binary_test): Test target here.
7950 * testsuite/object_unittest.cc (gold_testsuite): Remove
7951 target_test_pointer parameter. Change all callers.
7952 (Object_test): Test target here.
7954 2009-09-26 Ian Lance Taylor <iant@google.com>
7956 * testsuite/initpri1.c: Don't try to use constructor priorities if
7957 compiling with gcc before 4.3.
7959 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7961 * testsuite/retain_symbols_file_test.sh (check_present): Change
7962 output file name to retain_symbols_file_test.stdout.
7963 (check_absent): Likewise.
7965 2009-09-18 Craig Silverstein <csilvers@google.com>
7967 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7968 * options.cc: Include <cerrno> and <fstream>.
7969 (General_options::finalize): Parse -retain-symbols-file tag.
7970 * options.h: New flag.
7971 (General_options): New method should_retain_symbol, new
7972 variable symbols_to_retain.
7973 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7974 should_retain_symbol map.
7975 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7976 * testsuite/Makefile.in: Regenerate.
7977 * testsuite/retain_symbols_file_test.sh: New file.
7979 2009-09-18 Nick Clifton <nickc@redhat.com>
7981 * po/es.po: Updated Spanish translation.
7983 2009-09-17 Doug Kwan <dougkwan@google.com>
7985 * debug.h (DEBUG_RELAXATION): New constant.
7986 (DEBUG_ALL): Add DEBUG_RELAXATION.
7987 (debug_string_to_enum): Add relaxation debug option.
7989 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7990 Layout::Relaxation_debug_check::read_sections,
7991 Layout::Relaxation_debug_check::read_sections): New method definitions.
7992 (Layout::Layout): Initialize data members
7993 record_output_section_data_from_scrips_,
7994 script_output_section_data_list_ and relaxation_debug_check_.
7995 (Layout::save_segments, Layout::restore_segments,
7996 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7997 Layout::relaxation_loop_body): New method definitions.
7998 (Layout::finalize): Support relaxation. Move section layout code to
7999 Layout::relaxation_loop_body.
8000 (Layout::set_asection_address_from_script): Move code for orphan
8001 section placement out.
8002 (Layout::place_orphan_sections_in_script): New method definition.
8003 * layout.h (Output_segment_headers, Output_file_header):
8004 New forward class declarations.
8005 (Layout::~Layout): Define.
8006 (Layout::new_output_section_data_from_script): New method definition.
8007 (Layout::place_orphan_sections_in_script): New method declaration.
8008 (Layout::Segment_states): New type declaration.
8009 (Layout::save_segments, Layout::restore_segments,
8010 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8011 Layout::relaxation_loop_body): New method declarations.
8012 (Layout::Output_section_data_list): New type declaration.
8013 (Layout::Relaxation_debug_check): New class definition.
8014 (Layout::record_output_section_data_from_script_,
8015 Layout::script_output_section_data_list_, Layout::segment_states_,
8016 Layout::relaxation_debug_check_): New data members.
8017 * output.cc: (Output_section_headers::do_size): New method definition.
8018 (Output_section_headers::Output_section_headers): Move size
8019 computation to Output_section_headers::do_size.
8020 (Output_segment_headers::do_size): New method definition.
8021 (Output_file_header::Output_file_header): Move size computation to
8022 Output_file_header::do_size and call it.
8023 (Output_file_header::do_size): New method definition.
8024 (Output_data_group::Output_data_group): Adjust call to
8025 Output_section_data.
8026 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8027 (Output_symtab_xindex::do_write): Add array bound check.
8028 (Output_section::Input_section::print_to_mapfile): Handle
8029 RELAXED_INPUT_SECTION_CODE.
8030 (Output_section::Output_section): Initialize data member checkpoint_.
8031 (Output_section::~Output_section): Delete checkpoint object pointed
8033 (Output_section::add_input_section): Always add an Input_section if
8035 (Output_section::add_merge_input_section): Add assert.
8036 (Output_section::relax_input_section): New method definition.
8037 (Output_section::set_final_data_size): Set load address to zero for
8038 an unallocated section.
8039 (Output_section::do_address_and_file_offset_have_reset_values):
8040 New method definition.
8041 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8042 Handle relaxed input section.
8043 (Output_section::sort_attached_input_sections): Checkpoint input
8044 section list lazily.
8045 (Output_section::get_input_sections): Change type of input_sections to
8046 list of Simple_input_section pointers. Checkpoint input section list
8047 lazily. Also handle relaxed input sections.
8048 (Output_section::add_input_section_for_script): Take a reference to
8049 a Simple_input_section object instead of Relobj pointer and section
8050 index as parameter. Handle relaxed input sections.
8051 (Output_section::save_states, Output_section::restore_states): New
8053 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8054 (Output_data::is_data_size_fixed): New method definition.
8055 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8057 (Output_data::address_and_file_offset_have_reset_values): New method
8059 (Output_data::do_address_and_file_offset_have_reset_values): New method
8061 (Output_data::set_data_size): Check that data size is not fixed.
8062 (Output_data::fix_data_size): New method definition.
8063 (Output_data::is_data_size_fixed_): New data member.
8064 (Output_section_headers::set_final_data_size): New method definition.
8065 (Output_section_headers::do_size): New method declaration.
8066 (Output_segment_headers::set_final_data_size): New method definition.
8067 (Output_segment_headers::do_size): New method declaration.
8068 (Output_file_header::set_final_data_size)::New method definition.
8069 (Output_file_header::do_size)::New method declaration.
8070 (Output_section_data::Output_section_data): Add new parameter
8071 is_data_size_fixed and use it to fix data size.
8072 (Output_data_const::Output_data_const): Adjust call to base class
8073 constructor and fix data size.
8074 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8075 base class constructor and fix data size.
8076 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8077 base class constructor and fix data size.
8078 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8079 class constructor and fix data size.
8080 (Output_data_group::set_final_data_size): New method definition.
8081 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8082 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8083 class constructor and fix data size.
8084 (Output_relaxed_input_section): New class definition.
8085 (Output_section::Simple_input_section): New class definition.
8086 (Output_section::get_input_sections): Adjust parameter list.
8087 (Output_section::add_input_section_for_script): Same.
8088 (Output_section::save_states, Output_section::restore_states,
8089 Output_section::do_address_and_file_offset_have_reset_values,
8090 (Output_section::Input_section::Input_section): Handle
8091 RELAXED_INPUT_SECTION_CODE. Add new overload for
8092 Output_relaxed_input_section.
8093 (Output_section::Input_section::is_input_section,
8094 Output_section::Input_section::set_output_section): Handle relaxed
8096 (Output_section::Input_section::is_relaxed_input_section,
8097 Output_section::Input_section::output_section_data,
8098 Output_section::Input_section::relaxed_input_section): New method
8100 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8102 (Output_section::Input_section::u1_): Update comments.
8103 (Output_section::Input_section::u2_): Add new union member poris.
8104 (Output_section::Checkpoint_output_section): New classs definition.
8105 (Output_section::relax_input_section): New method declaration.
8106 (Output_section::checkpoint_): New data member.
8107 (Output_segment): Update comments.
8108 (Output_segment::Output_segment): Un-privatize copy constructor.
8109 (Output_segment::operator=): Un-privatize.
8110 * script-sections.cc (Output_section_element::Input_section_list):
8111 Change element type to Output_section::Simple_input_section.
8112 (Output_section_element_dot_assignment::set_section_addresses):
8113 Register output section data for relaxation clean up.
8114 (Output_data_exression::Output_data_expression): Adjust call to base
8115 constructor to fix data size.
8116 (Output_section_element_data::set_section_addresses): Register
8117 Output_data_expression object for relaxation clean up.
8118 (struct Input_section_info): Replace Relobj pointer and section index
8119 pair with Output_section::Simple_input_section and Convert struct to a
8121 (Input_section_sorter::operator()): Adjust access to
8122 Input_section_info data member to use accessors.
8123 (Output_section_element_input::set_section_addresses): Use layout
8124 parameter. Adjust code to use Output_section::Simple_input_section
8125 and Input_secction_info classes. Register filler for relaxation
8127 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8128 and section index pair with Output_section::Simple_input_section
8129 class. Adjust code accordingly.
8130 (Phdrs_element::release_segment): New method definition.
8131 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8133 (Script_sections::release_segments): New method definition.
8134 * gold/script-sections.h (Script_sections::release_segments): New
8136 * gold/target.h (Target::may_relax, Target::relax,
8137 Target::do_may_relax, Target::do_relax): New method definitions.
8139 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8141 * arm.cc (has_signed_unsigned_overflow): New function.
8142 (Arm_relocate_functions::abs8): New function.
8143 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8144 (Target_arm::Scan::global): Likewise.
8145 (Target_arm::relocate::relocate): Likewise.
8146 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8149 2009-09-16 Cary Coutant <ccoutant@google.com>
8151 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8152 * testsuite/Makefile.in: Regenerate.
8154 2009-09-11 Nick Clifton <nickc@redhat.com>
8156 * po/gold.pot: Updated by the Translation project.
8158 2009-09-08 Cary Coutant <ccoutant@google.com>
8160 * output.cc (Output_file::open): Add execute permission to empty file.
8161 * testsuite/Makefile.am (permission_test): New test.
8162 * testsuite/Makefile.in: Regenerate.
8164 2009-09-02 Ian Lance Taylor <iant@google.com>
8166 * output.cc (Output_file::resize): Call map_no_anonymous rather
8169 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8171 * gold.cc: Include "incremental.h".
8172 (queue_initial_tasks): Call Incremental_checker methods.
8173 * incremental.cc: Include "output.h".
8174 (Incremental_checker::can_incrementally_link_output_file): New
8176 * incremental.h (Incremental_checker): New class.
8178 * output.cc (Output_file::open_for_modification): New method.
8179 (Output_file::map_anonymous): Changed return type to bool. Record
8181 (Output_file::map_no_anonymous): New method, broken out of map.
8182 (Output_file::map): Use map_no_anonymous and map_anonymous.
8183 * output.h (class Output_file): Update declarations.
8185 2009-08-24 Cary Coutant <ccoutant@google.com>
8187 * options.h (Command_line::Pre_options): New class.
8188 (Command_line::pre_options): New member.
8189 * options.cc (gold::options::ready_to_register): New variable.
8190 (One_option::register_option): Do nothing if not registering options.
8191 Assert if same short option registered twice.
8192 (General_options::General_options): Turn off option registration when
8194 (Command_line::Pre_options::Pre_options): New constructor.
8196 2009-08-24 Cary Coutant <ccoutant@google.com>
8198 * options.h (General_options::no_keep_memory): Remove incorrect
8201 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8203 * Makefile.am (am__skiplex, am__skipyacc): New.
8204 * Makefile.in: Regenerate.
8206 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8208 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8209 (INCLUDES): ... this.
8210 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8211 (AM_CPPFLAGS): Renamed from ...
8212 (INCLUDE): ... this.
8213 * Makefile.in, testsuite/Makefile.in: Regenerate.
8215 * Makefile.in: Regenerate.
8216 * aclocal.m4: Likewise.
8217 * config.in: Likewise.
8218 * configure: Likewise.
8219 * testsuite/Makefile.in: Likewise.
8221 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8222 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8223 * Makefile.in: Regenerate.
8224 * testsuite/Makefile.in: Regenerate.
8226 2009-08-19 Cary Coutant <ccoutant@google.com>
8228 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8229 symbols in shared libraries overridden by hidden or internal symbols
8230 in the main program.
8232 2009-08-19 Chris Demetriou <cgd@google.com>
8234 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8235 checking source file names in error messages.
8237 2009-08-18 Doug Kwan <dougkwan@google.com>
8239 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8240 an elcpp::Ehdr as parameter. Adjust call to set_target.
8241 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8242 an elfcpp::Ehdr as parameter.
8243 * object.cc (Object::set_target): Remove the version that looks up
8244 a target and sets it.
8245 (Sized_relobj::setup): Take a Target object instead of
8246 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8247 (make_elf_sized_object): Find target and ask target to
8249 * object.h: (Object::set_target): Remove the version that looks up
8250 a target and sets it.
8251 (Sized_relobj::setup): Take a Target object instead of
8252 an elfcpp:Ehdr as parameter.
8253 * target.cc: Include dynobj.h.
8254 (Target::do_make_elf_object_implementation): New.
8255 (Target::do_make_elf_object): New.
8256 * target.h (Target::make_elf_object): New template declaration.
8257 (Target::do_make_elf_object): New method declarations.
8258 (Target::do_make_elf_object_implementation): New template declaration.
8260 2009-08-14 Ian Lance Taylor <iant@google.com>
8262 * gold.h (FUNCTION_NAME): Define.
8263 (gold_unreachable): Use FUNCTION_NAME.
8265 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8267 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8268 symbol in the --keep-unique list is not found.
8270 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8272 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8273 been maked as --keep-unique.
8274 (Icf::unfold_section): New function.
8275 * icf.h (Icf::unfold_section): New function.
8276 * options.h (General_options::keep_unique): New option.
8277 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8278 * testsuite/Makefile.in: Regenerate.
8279 * testsuite/icf_keep_unique_test.sh: New file.
8280 * testsuite/icf_keep_unique_test.cc: New file.
8282 2009-08-12 Cary Coutant <ccoutant@google.com>
8285 * resolve.cc (Symbol_table::resolve): Check for references from
8286 dynamic objects to hidden and internal symbols.
8287 * testsuite/Makefile.am (hidden_test.sh): New test.
8288 * testsuite/Makefile.in: Regenerate.
8289 * testsuite/hidden_test.sh: New script.
8290 * testsuite/hidden_test_1.c: New test source.
8291 * testsuite/hidden_test_main.c: New test source.
8293 2009-08-11 Doug Kwan <dougkwan@google.com>
8295 * arm.cc: Update comments.
8296 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8297 segment to locate the .ARM.exidx section if present.
8299 2009-08-09 Doug Kwan <dougkwan@google.com>
8301 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8304 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8305 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8308 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8310 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8311 valid tls_segment only for non-debug-section relocations.
8312 * testsuite/Makefile.am: Add gc_tls_test.
8313 * testsuite/Makefile.in: Regenerate.
8314 * testsuite/gc_tls_test.cc: New file.
8315 * testsuite/gc_tls_test.sh: New file.
8317 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8321 * Makefile.am (CCFILES): Add icf.cc.
8323 * Makefile.in: Regenerate.
8324 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8325 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8326 section, symbol and addend information for the relocs.
8327 * gold.cc (queue_middle_tasks): Call identical code folding.
8328 * gold.h: Add defines for multimap.
8329 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8330 to the call of finalize_local_symbols.
8331 * main.cc (main): Create object of class Icf.
8332 * object.cc (Sized_relobj::do_layout): Allow this function to be
8333 called twice during icf.
8334 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8335 to sections marked as identical by icf.
8336 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8338 (Sized_relobj::do_section_entsize): New function.
8339 * object.h (Object::section_entsize): New function.
8340 (Object::do_section_entsize): New pure virtual function.
8341 (Relobj::finalize_local_symbols): Add new parameter.
8342 (Relobj::do_section_entsize): New function.
8343 * options.h (General_options::icf): New option.
8344 (General_options::icf_iterations): New option.
8345 (General_options::print_icf_sections): New option.
8346 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8347 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8348 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8350 * symtab.cc (Symbol_table::is_section_folded): New function.
8351 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8352 to sections marked as identical by icf.
8353 * symtab.h (Symbol_table::set_icf): New function.
8354 (Symbol_table::icf): New function.
8355 (Symbol_table::is_section_folded): New function.
8356 (Symbol_table::icf_): New data member.
8357 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8358 * testsuite/Makefile.am: Add commands to build icf_test.
8359 * testsuite/Makefile.in: Regenerate.
8360 * testsuite/icf_test.sh: New file.
8361 * testsuite/icf_test.cc: New file.
8363 2009-07-24 Chris Demetriou <cgd@google.com>
8365 * layout.cc (is_compressible_debug_section): Fix incorrect
8366 comment about compressed section names.
8368 2009-07-20 Ian Lance Taylor <ian@airs.com>
8371 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8373 2009-07-16 Ian Lance Taylor <iant@google.com>
8376 * layout.h: #include <map>.
8377 (class Kept_section): Change from struct to class. Add accessors
8378 and setters. Add section size to Comdat_group mapping. Change
8379 Comdat_group to std::map. Add is_comdat_ field. Add
8380 linkonce_size field in union.
8381 (class Layout): Update declaration of find_or_add_kept_section.
8382 Don't declare find_kept_object.
8383 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8384 parameter. Add object, shndx, is_comdat, and is_group_name
8385 parameters. Change all callers. Adjust for new Kept_section.
8386 (Layout::find_kept_object): Remove.
8387 * object.cc (Sized_relobj::include_section_group): Update use of
8388 Kept_section. Rename secnum to shndx. Only record
8389 Kept_comdat_section if sections are the same size.
8390 (Sized_relobj::include_linkonce_section): Update use of
8391 Kept_section. Only record Kept_comdat_section if sections are the
8392 same size. Set size of linkonce section.
8393 (Sized_relobj::map_to_kept_section): Update call to
8394 get_kept_comdat_section.
8395 * object.h (class Sized_relobj): Rename fields in
8396 Kept_comdat_section to drop trailing underscores; change object
8397 field to Relobj*. Change Kept_comdat_section_table to store
8398 struct rather than pointer.
8399 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8400 Add kept_object and kept_shndx parameters. Change all callers.
8401 (Sized_relobj::get_kept_comdat_section): Change return type to
8402 bool. Add kept_object and kept_shndx parameters. Change all
8404 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8405 Layout::find_or_add_kept_section.
8407 2009-07-09 Ian Lance Taylor <iant@google.com>
8409 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8410 Reserve space in the hash table.
8412 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8414 * fileread.cc (File_read::get_mtime): New method.
8415 * fileread.h (Timespec): New structure.
8416 (File_read::get_mtime): New method.
8417 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8418 Renamed from timestamp_nsec.
8419 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8421 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8423 (Incremental_inputs::report_archive): Save mtime; style fix.
8424 (Incremental_inputs::report_obejct): Save mtime; style fix.
8425 (Incremental_inputs::report_script): Save mtime; style fix.
8426 (Incremental_inputs::finalize_inputs): Style fix.
8427 (Incremental_inputs::finalize): Style fix.
8428 (Incremental_inputs::create_input_section_data): Store inputs
8430 * incremental.h (Incremental_inputs::report_script): Add mtime
8432 (Incremental_inputs::Input_info::Input_info): Intialize only one
8434 (Incremental_inputs::Input_info::archive): Move to nameless
8436 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8437 (Incremental_inputs::Input_info::script): Move to nameless union.
8438 (Incremental_inputs::mtime): New field.
8439 * script.cc (read_input_script): Pass file mtime to
8441 * script.h (Script_info::inputs): Style fix.
8443 2009-07-01 Ian Lance Taylor <ian@airs.com>
8445 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8448 2009-06-24 Ian Lance Taylor <iant@google.com>
8451 * layout.cc (Layout::choose_output_section): If we find an
8452 existing section, update the flags.
8453 (Layout::create_notes): New function, broken out of
8455 (Layout::finalize): Don't create note sections.
8456 (Layout::create_note): Don't crash if linker script discards
8458 (Layout::create_gold_note): Likewise.
8459 (Layout::create_build_id): Likewise. Don't set
8460 after_input_sections on the section.
8461 (Layout::create_executable_stack_info): Remove target parameter.
8463 * layout.h (class Layout): Declare create_notes. Update
8464 declaration of create_executable_stack_info.
8465 * gold.cc (queue_middle_tasks): Call create_notes.
8466 * output.cc (Output_section::update_flags_for_input_section): Move
8467 here from output.h. If SHF_ALLOC flag is newly set, mark address
8469 * output.h (Output_data::mark_address_invalid): New function.
8470 (class Output_section): Only declare, not define,
8471 update_flags_for_input_section. Remove set_flags.
8473 2009-06-24 Ian Lance Taylor <iant@google.com>
8475 * script-sections.cc (Output_section_definition::
8476 set_section_addresses): Rename shadowing local load_address to
8479 2009-06-24 Ian Lance Taylor <iant@google.com>
8482 * reloc.cc (relocate_sections): Skip empty relocation sections.
8484 2009-06-23 Ian Lance Taylor <iant@google.com>
8487 * layout.cc (Layout::create_note): Use choose_output_section
8488 rather than make_output_section.
8490 2009-06-23 Ian Lance Taylor <iant@google.com>
8493 * options.cc (General_options::parse_V): Set printed_version_.
8494 (General_options::General_options): Initialize printed_version_.
8495 * options.h (class General_options): Add printed_version_ field.
8496 * gold.cc (queue_initial_tasks): If there are no input files,
8497 don't give a fatal error if we printed the version information.
8498 (queue_middle_tasks): If using -r with a shared object, give a
8499 fatal error rather than an ordinary error.
8501 2009-06-23 Ian Lance Taylor <iant@google.com>
8504 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8505 (Layout::make_output_section): Set have_stabstr_section_ if we see
8506 a .stab*str section.
8507 (Layout::finalize): Call link_stabs_sections.
8508 (Layout::link_stabs_sections): New file.
8509 * layout.h (class Layout): Add have_stabstr_section_ field.
8510 Declare link_stabs_sections.
8512 2009-06-23 Doug Kwan <dougkwan@google.com>
8514 * Makefile.am (libgold_a_LIBADD): New.
8515 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8516 * Makefile.in: Regenerate.
8517 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8518 * configure: Regenerate.
8519 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8520 * fileread.cc: Include sys/state.h
8521 * gold.h: Declare memmem and strndup if found missing.
8522 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8524 2009-06-23 Ian Lance Taylor <iant@google.com>
8526 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8527 * configure: Rebuild.
8529 2009-06-23 Ian Lance Taylor <iant@google.com>
8532 * object.cc (Object::section_contents): Don't try to get a view if
8533 the section has length zero.
8534 (Object::handle_gnu_warning_section): If the section is empty, use
8535 the name of the section as the warning.
8537 2009-06-23 Ian Lance Taylor <iant@google.com>
8540 * stringpool.h (class Stringpool_template): Add optimize_ field.
8541 (Stringpool_template::set_optimize): New function.
8542 * stringpool.cc (Stringpool_template::Stringpool_template):
8543 Initialize optimize_ field.
8544 (Stringpool_template::set_string_offsets): Test local optimize
8545 fild rather than parameter.
8546 * layout.cc (Layout::Layout): Call set_optimize on the section
8549 2009-06-22 Ian Lance Taylor <iant@google.com>
8552 * yyscript.y: Parse TARGET.
8553 * script.cc (script_set_target): New function.
8554 * script-c.h (script_set_target): Declare.
8555 * options.cc (General_options::string_to_object_format): Rename
8556 from string_to_object_format in anonymous namespace. Change
8558 * options.h (class General_options): Declare
8559 string_to_object_format.
8561 2009-06-22 Ian Lance Taylor <iant@google.com>
8563 * script-sections.cc (Script_sections::create_segments): Don't put
8564 program headers in a PT_LOAD segment if -n or -N.
8566 2009-06-22 Ian Lance Taylor <iant@google.com>
8569 * options.h (class General_options): Add -z lazy and -z now. Sort
8570 -z options into alphabetical order.
8571 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8573 2009-06-21 Ian Lance Taylor <iant@google.com>
8575 * layout.cc (Layout::make_output_section): Call
8576 Target::new_output_section.
8577 (Layout::attach_allocated_section_to_segment): Put large section
8578 sections in a separate load segment with the large segment flag
8580 (Layout::segment_precedes): Sort large data segments after other
8582 (align_file_offset): New static function.
8583 (Layout::set_segment_offsets): Use align_file_offset.
8584 * output.h (class Output_section): Add is_small_section_ and
8585 is_large_section_ fields.
8586 (Output_section::is_small_section): New function.
8587 (Output_section::set_is_small_section): New function.
8588 (Output_section::is_large_section): New function.
8589 (Output_section::set_is_large_section): New function.
8590 (Output_section::is_large_data_section): New function.
8591 (class Output_segment): Add is_large_data_segment_ field.
8592 (Output_segment::is_large_data_segment): New function.
8593 (Output_segment::set_is_large_data_segment): New function.
8594 * output.cc (Output_section::Output_section): Initialize new
8596 (Output_segment::Output_segment): Likewise.
8597 (Output_segment::add_output_section): Add assertion that large
8598 data sections always go in large data segments. Force small data
8599 sections to the end of the list of data sections. Force small BSS
8600 sections to the start of the list of BSS sections. For large BSS
8601 sections to the end of the list of BSS sections.
8602 * symtab.h (class Symbol): Declare is_common_shndx.
8603 (Symbol::is_defined): Check Symbol::is_common_shndx.
8604 (Symbol::is_common): Likewise.
8605 (class Symbol_table): Define enum Commons_section_type. Update
8606 declarations. Add small_commons_ and large_commons_ fields.
8607 * symtab.cc (Symbol::is_common_shndx): New function.
8608 (Symbol_table::Symbol_table): Initialize new fields.
8609 (Symbol_table::add_from_object): Put small and large common
8610 symbols in the right list.
8611 (Symbol_table::sized_finalized_symbol): Check
8612 Symbol::is_common_shndx.
8613 (Symbol_table::sized_write_globals): Likewise.
8614 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8615 common symbol lists. Don't call do_allocate_commons_list if the
8617 (Symbol_table::do_allocate_commons_list): Remove is_tls
8618 parameter. Add comons_section_type parameter. Change all
8619 callers. Handle small and large common symbols.
8620 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8621 Symbol::is_common_shndx.
8622 * resolve.cc (symbol_to_bits): Likewise.
8623 * target.h (Target::small_common_shndx): New function.
8624 (Target::small_common_section_flags): New function.
8625 (Target::large_common_shndx): New function.
8626 (Target::large_common_section_flags): New function.
8627 (Target::new_output_section): New function.
8628 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8629 small_common_section_flags, and large_common_section_flags
8631 (Target::do_new_output_section): New virtual function.
8632 * arm.cc (Target_arm::arm_info): Initialize new fields.
8633 * i386.cc (Target_i386::i386_info): Likewise.
8634 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8636 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8637 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8638 (Target_x86_64::do_new_output_section): New function.
8639 * configure.ac: Define conditional MCMODEL_MEDIUM.
8640 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8641 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8642 (large_LDFLAGS): Define.
8643 * testsuite/large.c: New file.
8644 * testsuite/testfile.cc (Target_test::test_target_info):
8645 Initialize new fields.
8646 * configure, testsuite/Makefile.in: Rebuild.
8648 2009-06-05 Doug Kwan <dougkwan@google.com>
8650 * Makefile.am (CCFILES): Add target.cc.
8651 * Makefile.in: Regenerate.
8652 * i386.cc (class Target_i386): Define new virtual method to
8653 override do_is_local_label_name in parent.
8654 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8655 local symbols if --discard-locals or -X is given.
8656 * options.h (class General_options): Declare new options
8657 '--discard-locals' and '-X' for discarding locals.
8658 * target.h (class Target): Define new methods is_local_label_name.
8659 Declare new virtual method do_is_local_label_name.
8660 * target.cc: New file.
8661 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8662 (check_SCRIPTS): Add discard_locals_test.sh.
8663 (check_DATA): Add discard_local_tests.syms.
8664 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8665 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8666 * testsuite/Makefile.in: Regenerate.
8667 * testsuite/discard_locals_test.c: New file.
8668 * testsuite/discard_locals_test.sh: Same.
8670 2009-06-05 Doug Kwan <dougkwan@google.com>
8672 * object.cc (Sized_relobj::Sized_relobj): Initialize
8673 discarded_eh_frame_shndx_ to -1U.
8674 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8676 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8677 a discarded .eh_frame section.
8678 (Sized_relobj::do_finalize_local_symbols): Ditto.
8679 * object.h (class Sized_relobj): Declare new member
8680 discarded_eh_frame_shndx_.
8681 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8682 (local_labels_test.o, local_labels_test): New rules.
8683 * testsuite/Makefile.in: Regenerate.
8685 2009-06-04 Doug Kwan <dougkwan@google.com>
8687 * layout.cc (Layout::section_name_mapping): Add mapping for
8688 special ARM sections.
8690 2009-06-03 Doug Kwan <dougkwan@google.com>
8692 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8693 (utils::has_overflow): Same.
8695 2009-06-03 Ian Lance Taylor <iant@google.com>
8697 * layout.cc (Layout::section_name_mapping): New array, replacing
8698 Layout::linkonce_mapping.
8699 (Layout::section_name_mapping_count): New variable, replacing
8700 Layout::linkonce_mapping_count.
8701 (Layout::linkonce_output_name): Remove.
8702 (Layout::output_section_name): Rewrite.
8703 * layout.h (class Layout): Rename Linkonce_mapping to
8704 Section_name_mapping, linkonce_mapping to section_name_mapping,
8705 linkonce_mapping_count to section_name_mapping_count. Don't
8706 declare linkonce_output_name.
8708 2009-06-03 Doug Kwan <dougkwan@google.com>
8710 * gold/arm.cc (namespace utils): New.
8711 (Target_arm::reloc_is_non_pic): Define new method.
8712 (class Arm_relocate_functions): New.
8713 (Target_arm::Relocate::relocate): Handle relocation types used by
8716 2009-06-03 Ian Lance Taylor <iant@google.com>
8718 * arm.cc (Target_arm::scan::global): Use || instead of |.
8720 2009-06-02 Doug Kwan <dougkwan@google.com>
8722 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8723 issued_non_pic_error_.
8724 (class Target_arm::Scan): Declare new method check_non_pic.
8725 Define new method symbol_needs_plt_entry.
8726 Declare new data member issued_non_pic_error_.
8727 (class Target_arm::Relocate): Declare new method
8728 should_apply_static_reloc.
8729 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8730 (Target_arm::Scan::check_non_pic): Define new method.
8731 (Target_arm::Scan::local): Handle a small subset of reloc types used
8733 (Target_arm::Scan::local): Same.
8734 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8736 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8738 * incremental.cc (Incremental_inputs::report_command_line): Filter
8739 out --incremental-* options.
8741 2009-05-29 Doug Kwan <dougkwan@google.com>
8743 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8745 (class Target_arm): Update comment.
8746 (Target_arm::Target_arm): Initialize new data members GOT_,
8747 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8748 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8749 and Target_arm::rel_dyn_section.
8750 Declare new_enum Target_arm::Got_type.
8751 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8753 Update commments for member do_dynsym_value.
8754 (Target_arm::got_size, Target_arm::plt_section,
8755 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8756 new methods inside class defintion.
8757 (Target_arm::got_section): Define new method.
8758 (Target_arm::rel_dyn_section): Same.
8759 (Output_data_plt_arm): New template class.
8760 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8761 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8762 (Output_data_plt_arm::add_entry): Same.
8763 (Output_data_plt_arm::first_plt_entry): Define new
8764 static data member for PLT instruction template.
8765 (Output_data_plt_arm::plt_entry): Same.
8766 (Output_data_plt_arm::do_write): Define new method.
8767 (Target_arm::make_plt_entry): Same.
8768 (Target_arm::do_finalize_sections): Same.
8769 (Target_arm::do_dynsym_value): Same.
8771 2009-05-28 Doug Kwan <dougkwan@google.com>
8773 * Makefile.am (TARGETSOURCES): Add arm.cc.
8774 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8775 * Makefile.in: Regenerate.
8777 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8779 2009-05-26 Doug Kwan <dougkwan@google.com>
8781 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8782 (General_options::check_excluded_libs): Strip off directories in
8783 archive name before matching like GNU ld does.
8784 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8785 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8786 (exclude_libs_test_LDFLAGS): Add linker option
8787 -Wl,--exclude-libs,libexclude_libs_test_3
8788 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8789 an explicit archive without using -l.
8790 (alt/libexclude_libs_test_3.a): New make rule.
8791 * testsuite/Makefile.in: Regenerate.
8792 * testsuite/exclude_libs_test.c : Declare lib3_default().
8794 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8795 * exclude_libs_test_3.c: New file.
8797 2009-05-26 Nick Clifton <nickc@redhat.com>
8799 * po/id.po: New Indonesian translation.
8800 * po/gold.pot: Updated template file.
8802 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8804 * testsuite/Makefile.am: Add -ffunction-sections to compile
8805 gc_comdat_test files. Add -Wl,--gc-sections to build
8807 * testsuite/Makefile.in: Regenerate.
8808 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8810 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8812 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8813 kept comdat section was garbage collected.
8814 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8815 * testsuite/Makefile.in: Regenerate.
8816 * testsuite/gc_comdat_test.sh: New file.
8817 * testsuite/gc_comdat_test_1.cc: New file.
8818 * testsuite/gc_comdat_test_2.cc: New file.
8820 2009-05-19 Doug Kwan <dougkwan@google.com>
8822 * archive.cc (Archive::Archive): Move constructor from archive.h
8823 to here. Initialize no_export_.
8824 (Archive::get_elf_object_for_member): Set no_export flag of object.
8825 * archive.h (Archive::Archive): Move constructor body to
8827 (Archive::no_export): New method.
8828 (Archive::no_export_): New field.
8829 * object.h (Object::Object): Initialize no_export_ to false.
8830 (Object::no_export, Object::set_no_export): New methods.
8831 (Object::no_export_): New field.
8832 * options.cc (General_options::parse_exclude_libs): New method.
8833 (General_options::check_excluded_libs) Same.
8834 * options.h (exclude_libs): New option.
8835 (General_options::check_excluded_libs): New method declaration.
8836 (General_options::excluded_libs_): New field.
8837 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8838 default or protected visibility if an object has no-export flag set.
8839 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8840 (check_SCRIPTS): Add exclude_libs_test.sh.
8841 (check_DATA): Add exclude_libs_test.syms.
8842 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8843 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8844 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8845 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8846 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8847 libexclude_libs_test_2.a): New rules.
8848 * testsuite/Makefile.in: Regenerate.
8849 * testsuite/exclude_libs_test.c: New file.
8850 * testsuite/exclude_libs_test.sh: Ditto.
8851 * testsuite/exclude_libs_test_1.c: Ditto.
8852 * testsuite/exclude_libs_test_2.c: Ditto.
8854 2009-05-15 Ian Lance Taylor <iant@google.com>
8856 * configure.ac: Check for declarations for cases where libiberty.h
8857 checks HAVE_DECL_xxx.
8858 * configure, config.in: Rebuild.
8860 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8862 * gold.h (Incremental_argument_list): Remove (invalid) forward
8864 * incremental.cc (Incremental_inputs::report_achive): New method.
8865 (Incremental_inputs::report_object): New method.
8866 (Incremental_inputs::report_script): New method.
8867 (Incremental_inputs::finalize_inputs): New method.
8868 (Incremental_inputs::finalize): Call finalize_inputs().
8869 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8870 Create inputs entries.
8871 * incremental.h (Incremental_input_type): New enum.
8872 (Incremental_inputs::Incremental_input): Initialize new fields.
8873 (Incremental_inputs::report_inputs): New method.
8874 (Incremental_inputs::report_achive): New method.
8875 (Incremental_inputs::report_object): New method.
8876 (Incremental_inputs::report_script): New method.
8877 (Incremental_inputs::finalize_inputs): New method.
8878 (Incremental_inputs::Input_info): New struct.
8879 (Incremental_inputs::Input_info_map): New typedef.
8880 (Incremental_inputs::lock_): New field.
8881 (Incremental_inputs::Inputs_): New field.
8882 (Incremental_inputs::Inputs_map): New field.
8883 * main.cc (main): Call Incremental_input::report_inputs.
8884 * options.h (Input_argument_list): Typedef moved from
8886 (Input_file_group::Files): Remove, use ::Input_argument_list.
8887 (Input_file_group::Input_argument_list): Remove, use
8888 ::Input_argument_list.
8889 * plugin.cc (Plugin_manager::add_input_file): Add error in
8891 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8893 * script.cc (read_input_script): Call
8894 Incremental_input::report_script.
8895 * script.h (Script_info): New class.
8897 2009-04-27 Ian Lance Taylor <iant@google.com>
8899 * x86_64.cc (do_adjust_output_section): Set entsize to
8902 2009-04-23 Elliott Hughes <enh@google.com>
8904 * output.cc (Output_file::close): After short writes, continue
8905 writing from the correct offset in the buffer being written.
8907 2009-04-23 Chris Demetriou <cgd@google.com>
8909 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8910 * configure: Regenerate.
8911 * config.in: Regenerate.
8912 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8913 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8915 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8917 * incremental.cc (Incremental_inputs_header_data): Renamed from
8918 Incremental_input_header_data.
8919 (Incremental_inputs_header_data::data_size): New field.
8920 (Incremental_inputs_header_data::put_input_file_count): Renamed
8921 from input_file_count.
8922 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8923 from command_line_offset.
8924 (Incremental_inputs_header_data::put_reserved): Renamed from
8926 (Incremental_inputs_entry_data): Renamed from
8927 Incremental_input_entry_data.
8928 (Incremental_inputs_entry_data::data_size): New field.
8929 (Incremental_inputs::report_command_line): New method.
8930 (Incremental_inputs::finalize): New method.
8931 (Incremental_inputs::create_incremental_inputs_data): New method.
8932 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8933 * incremental.h: New file.
8934 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8935 (Layout::finalize): Create incremental inputs section in
8937 (Layout::create_incremental_info_sections): New method.
8938 * layout.h (Layout::incremental_inputs): New method.
8939 (Layout::create_incremental_info_sections): New method.
8940 (Layout::incremental_inputs_): New field.
8941 * main.cc (main): Notify Incremental_input of the command line.
8943 2009-04-01 Ian Lance Taylor <iant@google.com>
8944 Mikolaj Zalewski <mikolajz@google.com>
8946 * gold.h (reserve_unordered_map): Define, three versions, one for
8947 each version of Unordered_map.
8948 * layout.cc (Layout::Layout): Remove options parameter. Add
8949 number_of_input_files parameter. Don't initialize options_.
8950 Initialize number_of_input_files_ and resized_signatures_. Move
8951 sections_are_attached_.
8952 (Layout::layout_group): Reserve space for group_signatures_.
8953 (Layout::find_or_add_kept_section): Change name parameter to be a
8954 reference. Resize signatures_ map when it gets large enough.
8955 (Layout::layout_eh_frame): Use parameters->options() instead of
8957 (Layout::make_output_section): Likewise.
8958 (Layout::attach_allocated_section_to_segment): Likewise.
8959 (Layout::finalize, Layout::create_executable_stack): Likewise.
8960 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8961 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8962 * layout.h (class Layout): Update declarations. Remove options_
8963 field. Add number_of_input_files_ and resized_signatures_
8964 fields. Move sections_are_attached_ field.
8965 * main.cc (main): Pass number of input files to Layout
8966 constructor. Don't pass options.
8968 2009-03-30 Ian Lance Taylor <iant@google.com>
8970 * ffsll.c (ffsll): Correct implementation.
8972 2009-03-27 Ian Lance Taylor <iant@google.com>
8974 * ffsll.c: New file.
8975 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8976 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8977 * ftruncate.c (ftruncate): Declare before definition.
8978 * mremap.c (mremap): Likewise.
8979 * pread.c (pread): Likewise.
8980 * configure, Makefile.in, config.in: Rebuild.
8982 * mremap.c: New file.
8983 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8984 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8985 (mremap): Declare if HAVE_MREMAP is not defined.
8986 * configure, Makefile.in, config.in: Rebuild.
8988 2009-03-27 Cary Coutant <ccoutant@google.com>
8990 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8991 position independent.
8992 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8993 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8995 2009-03-24 Cary Coutant <ccoutant@google.com>
8997 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8999 (needs_dynamic_reloc): Likewise.
9001 2009-03-24 Ian Lance Taylor <iant@google.com>
9003 * yyscript.y (file_cmd): Recognize EXTERN.
9004 (extern_name_list, extern_name_list_body): New nonterminals.
9005 * script.cc (script_add_extern): Define.
9006 * script-c.h (script_add_extern): Declare.
9008 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9010 * object.cc (is_elf_object): Define.
9011 * object.h (is_elf_object): Declare.
9012 * archive.cc (Archive::get_elf_object_for_member): Call
9014 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9016 2009-03-24 Elliott Hughes <enh@google.com>
9018 * output.cc (Output_file::map_anonymous): Define.
9019 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9020 try an anonymous one. Report the size if the mmap fails.
9021 * output.h (class Output_file): Declare map_anonymous.
9023 2009-03-24 Ian Lance Taylor <iant@google.com>
9025 * target-select.cc (instantiate_target): Don't acquire the lock if
9026 the instantiated_target_ field has already been set.
9028 2009-03-23 Ian Lance Taylor <iant@google.com>
9030 * gold-threads.h (class Initialize_lock): Define.
9031 * gold-threads.cc (class Initialize_lock_once): Define.
9032 (initialize_lock_control): New static variable.
9033 (initialize_lock_pointer): New static variable.
9034 (initialize_lock_once): New static function.
9035 (Initialize_lock::Initialize_lock): Define.
9036 (Initialize_lock::initialize): Define.
9037 * target-select.h: Include "gold-threads.h".
9038 (class Target_selector): Add lock_ and initialize_lock_ fields.
9039 Don't define instantiate_target, just declare it.
9040 * target-select.cc (Target_selector::Target_selector): Initialize
9042 (Target_selector::instantiate_target): Define.
9043 * descriptors.h: Include "gold-threads.h".
9044 (class Descriptors): Add initialize_lock_ field.
9045 * descriptors.cc (Descriptors::Descriptors): Initialize new
9047 (Descriptors::open): Use initialize_lock_ field
9048 * errors.h (class Errors): Add initialize_lock_ field.
9049 * errors.cc (Errors::Errors): Initialize new field.
9050 (Errors::initialize_lock): Use initialize_lock_ field.
9051 * powerpc.cc (class Target_selector_powerpc): Remove
9052 instantiated_target_ field. In do_recognize call
9053 instantiate_target rather than do_instantiate_target. In
9054 do_instantiate_target just allocate a new target.
9055 * sparc.cc (class Target_selector_sparc): Likewise.
9057 * freebsd.h: New file.
9058 * i386.cc: Include "freebsd.h".
9059 (Target_i386): Derive from Target_freebsd rather than
9061 (Target_selector_i386): Derive from Target_selector_freebsd rather
9062 than Target_selector.
9063 * x86_64.cc: Include "freebsd.h".
9064 (Target_x86_64): Derive from Target_freebsd rather than
9066 (Target_selector_x86_64): Derive from Target_selector_freebsd
9067 rather than Target_selector.
9068 * target.h (class Target): Add adjust_elf_header and
9069 do_adjust_elf_header.
9070 * output.cc (Output_file_header:: do_sized_write): Call target
9071 adjust_elf_header routine.
9072 * configure.tgt: Set targ_osabi.
9073 * configure.ac: Define GOLD_DEFAULT_OSABI.
9074 * parameters.cc (Parameters::default_target): Pass
9075 GOLD_DEFAULT_OSABI to select_target.
9076 * target-select.h (class Target_selector): Make instantiate_target
9077 protected rather than private.
9078 * Makefile.am (HFILES): Add freebsd.h.
9079 * configure, Makefile.in, config.in: Rebuild.
9081 * merge.cc (do_add_input_section): Correct pend value. Change
9082 message about last entry not being null terminated from error to
9085 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9087 * incremental.cc: New file.
9088 * Makefile.am (CCFILES): Add incremental.cc.
9089 * Makefile.in: Rebuild.
9091 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9093 * layout.cc (Layout::output_section_name): Preserve names
9094 of '.note.' sections.
9096 2009-03-19 Ian Lance Taylor <iant@google.com>
9098 * descriptors.cc (Descriptors::open): Check that the options are
9099 valid before using them.
9101 2009-03-18 Ian Lance Taylor <iant@google.com>
9103 * script-sections.h: Include <list>.
9104 (class Script_sections): Change Sections_elements from std::vector
9105 to std::list. Typedef public Elements_iterator. Add
9106 orphan_section_placement_, data_segment_align_start_, and
9107 saw_data_segment_align_ fields. Remove data_segment_align_index_
9109 * script-sections.cc (class Orphan_section_placement): New class.
9110 (class Sections_element): Add virtual functions is_relro and
9111 orphan_section_init. Remove virtual function place_orphan_here.
9112 (class Output_section_definition): Add is_relro and
9113 orphan_section_init. Remove place_orphan_here.
9114 (class Orphan_output_section): Likewise.
9115 (Script_sections::Script_sections): Update for field changes.
9116 (Script_sections::data_segment_align): Set saw_data_segment_align_
9117 and data_segment_align_start_, not data_segment_align_index.
9118 (Script_sections::data_segment_relro_end): Check
9119 saw_data_segment_align_. Use data_segment_align_start_ rather
9120 than data_segment_align_index_.
9121 (Script_sections::place_orphan): Rewrite to use
9122 Orphan_section_placement.
9124 2009-03-17 Ian Lance Taylor <iant@google.com>
9126 * archive.cc (Archive::add_symbols): Check for a version attached
9127 to the symbol name in the archive map.
9128 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9129 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9130 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9131 (ver_test_11.a): New target.
9132 * testsuite/Makefile.in: Rebuild.
9134 * configure.ac: Check for chsize and posix_fallocate. Replace
9136 * ftruncate.c: New file, from gnulib.
9137 * output.cc (posix_fallocate): Define dummy version if not
9138 HAVE_POSIX_FALLOCATE.
9139 (Output_file::map): Call posix_fallocate rather than lseek and
9141 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9142 * configure, Makefile.in, config.in: Rebuild.
9144 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9146 * layout.h (Layout::create_note): Add section_name parameter.
9147 * layout.cc (Layout::create_note): Likewise.
9148 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9150 2009-03-17 Ian Lance Taylor <iant@google.com>
9152 * descriptors.cc: Include "options.h".
9153 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9154 (Descriptors::open): Always use O_CLOEXEC when opening a new
9155 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9156 then set FD_CLOEXEC.
9158 * sparc.cc (class Target_sparc): Add has_got_section.
9159 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9160 make sure we have a GOT section.
9162 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9163 (Target_sparc::Scan::local): Likewise.
9164 (Target_sparc::Scan::global): Likewise.
9165 (Target_sparc::Relocate::relocate): Likewise.
9166 (Target_sparc::Relocate::relocate_tls): Likewise.
9168 * symtab.cc (Symbol_table::define_default_version): New function,
9169 broken out of add_from_object.
9170 (Symbol_table::add_from_object): Call define_default_version.
9171 (Symbol_table::define_special_symbol): Add resolve_oldsym
9172 parameter. Change all callers. If the version for a symbol comes
9173 from a version script, resolve it with the symbol with the same
9174 name with no version. Also add the symbol without a version if
9176 (do_define_in_output_data): If resolving with oldsym, don't delete
9178 (do_define_in_output_segment): Likewise.
9179 (do_define_as_constant): Likewise.
9180 * symtab.h (class Symbol_table): Update declarations.
9182 2009-03-13 Ian Lance Taylor <iant@google.com>
9184 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9185 (Read_symbols::requeue): New function.
9186 (Read_symbols::do_read_symbols): If make_elf_object fails because
9187 the target type is not configured, and the file was searched for,
9188 issue a warning and retry with the next directory.
9189 (Add_symbols::run): If the file has an incompatible format, and
9190 it was searched for, requeue the Read_symbols task. On error,
9192 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9193 dirindex parameter to constructor. Change all callers. Declare
9194 incompatible_warning and requeue.
9195 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9196 input_argument_ and input_group_ fields. Add them to
9197 constructor. Change all callers.
9198 (class Read_script): Add dirindex_ field. Add it to constructor.
9200 * archive.cc (Archive::setup): Remove input_objects parameter.
9202 (Archive::get_file_and_offset): Likewise.
9203 (Archive::read_all_symbols): Likewise.
9204 (Archive::read_symbols): Likewise.
9205 (Archive::get_elf_object_for_member): Remove input_objects
9206 parameter. Add punconfigured parameter. Change all callers.
9207 (Archive::add_symbols): Change return type to bool. Check return
9208 value of include_member.
9209 (Archive::include_all_members): Likewise.
9210 (Archive::include_member): Change return type to bool. Return
9211 false if first included object has incompatible target. Set
9212 included_member_ field.
9213 (Add_archive_symbols::run): If add_symbols returns false, requeue
9215 * archive.h (class Archive): Add included_member_ field.
9216 Initialize it in constructor. Add input_file and searched_for
9217 methods. Update declarations.
9218 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9219 input_argument_ fields. Add them to constructor. Change all
9221 * script.cc: Include "target-select.h".
9222 (class Parser_closure): Add skip_on_incompatible_target_ and
9223 found_incompatible_target_ fields. Add
9224 skip_on_incompatible_target parameter to constructor. Change all
9225 callers. Add methods skip_on_incompatible_target,
9226 clear_skip_on_incompatible_target, found_incompatible_target, and
9227 set_found_incompatible_target.
9228 (read_input_script): Add dirindex parameter. Change all callers.
9229 If parser finds an incompatible target, requeue Read_symbols
9231 (script_set_symbol): Clear skip_on_incompatible_target in
9233 (script_add_assertion, script_parse_option): Likewise.
9234 (script_start_sections, script_add_phdr): Likewise.
9235 (script_check_output_format): New function.
9236 * script.h (read_input_script): Update declaration.
9237 * script-c.h (script_check_output_format): Declare.
9238 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9239 (ignore_cmd): Remove OUTPUT_FORMAT.
9240 * fileread.cc (Input_file::Input_file): Add explicit this.
9241 (Input_file::will_search_for): New function.
9242 (Input_file::open): Add pindex parameter. Change all callers.
9243 * fileread.h (class Input_file): Add input_file_argument method.
9244 Declare will_search_for. Update declarations.
9245 * object.cc (make_elf_object): Add punconfigured parameter.
9247 * object.h (class Object): Make input_file public. Add
9248 searched_for method.
9249 (make_elf_object): Update declaration.
9250 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9252 * dirsearch.h (class Dirsearch): Update declaration.
9253 * options.h (class General_options): Add --warn-search-mismatch.
9254 * parameters.cc (Parameters::is_compatible_target): New function.
9255 * parameters.h (class Parameters): Declare is_compatible_target.
9256 * workqueue.cc (Workqueue::add_blocker): New function.
9257 * workqueue.h (class Workqueue): Declare add_blocker.
9259 * fileread.cc (Input_file::open): Remove options parameter.
9261 (Input_file::open_binary): Likewise.
9262 * script.cc (read_input_script): Likewise.
9263 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9264 options parameter from constructor. Change all callers.
9265 (class Read_script): Likewise.
9266 * fileread.h (class Input_file): Update declarations.
9267 * script.h (read_input_script): Update declaration.
9269 2009-03-10 Nick Clifton <nickc@redhat.com>
9271 * po/es.po: New Spanish translation.
9273 2009-03-06 Cary Coutant <ccoutant@google.com>
9275 * options.cc (parse_short_option): Keep dash_z from registering itself.
9277 2009-03-03 Ian Lance Taylor <iant@google.com>
9280 * target-reloc.h (relocate_section): Pass output_section to
9282 * i386.cc (Target_i386::should_apply_static_reloc): Add
9283 output_section parameter. Change all callers.
9284 (Target_i386::Relocate::relocate): Add output_section parameter.
9285 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9286 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9287 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9288 * testsuite/two_file_shared.sh: New script.
9289 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9290 (check_DATA): Add two_file_shared.dbg.
9291 (two_file_shared.dbg): New target.
9292 * testsuite/Makefile.in: Rebuild.
9294 2009-03-01 Ian Lance Taylor <iant@google.com>
9296 * configure.ac: Check for byteswap.h.
9297 * configure: Rebuild.
9298 * config.in: Rebuild.
9300 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9302 * layout.cc (Layout::find_or_add_kept_section): New function.
9303 (Layout::add_comdat): Removed.
9304 * layout.h (struct Kept_section): Move out of class Layout.
9305 Remove trailing underscores from field names. Add group_sections
9306 field. Rename group_ field to is_group. Change all uses.
9307 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9308 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9309 comdat_groups_ field.
9310 (Sized_relobj::include_section_group): Use
9311 find_or_add_kept_section and Kept_section::group_sections.
9312 (Sized_relobj::include_linkonce_section): Likewise.
9313 * object.cc (class Sized_relobj): Don't define Comdat_group or
9314 Comdat_group_table. Remove find_comdat_group and
9315 add_comdat_group. Remove comdat_groups_ field.
9316 * plugin.cc (include_comdat_group): Use
9317 Layout::find_or_add_kept_section.
9319 2009-02-28 Ian Lance Taylor <iant@google.com>
9321 * README: --gc-sections and map files are now supported. Document
9322 some build requirements.
9325 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9326 relocatable link set the value of the section symbol to zero.
9327 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9328 relocatable link don't include the section address in the local
9331 2009-02-27 Ian Lance Taylor <iant@google.com>
9334 * options.h (class Search_directory): Add is_system_directory.
9335 (class General_options): Declare is_in_system_directory.
9336 * options.cc (get_relative_sysroot): Make static.
9337 (get_default_sysroot): Make static.
9338 (General_optoins::is_in_system_directory): New function.
9339 * fileread.cc (Input_file::is_in_system_directory): New function.
9340 * fileread.h (class Input_file): Declare is_in_system_directory.
9341 * object.h (class Object): Add is_in_system_directory.
9342 (class Input_objects): Remove system_library_directory_ field.
9343 * object.cc (Input_objects::add_object): Don't set
9344 system_library_directory_.
9345 (input_objects::found_in_system_library_directory): Remove.
9346 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9347 parameter. Change all callers.
9348 (Symbol_table::sized_write_globals): Likewise.
9349 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9350 Call Object::is_in_system_directory.
9351 * symtab.h (class Symbol_table): Update declarations.
9354 * descriptors.h (Open_descriptor): Add is_on_stack field.
9355 * descriptors.cc (Descriptors::open): If the descriptor is on the
9356 top of the stack, remove it. Initialize is_on_stack field.
9357 (Descriptors::release): Only add pod to stack if it is not on the
9359 (Descriptors::close_some_descriptor): Clear stack_next and
9363 * output.cc (Output_section::find_starting_output_address): Rename
9364 from starting_output_address; add PADDR parameter; change return
9366 * output.h (class Output_section): Declare
9367 find_starting_output_address instead of starting_output_address.
9368 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9369 section symbol for which we can't find a merge section.
9372 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9373 hidden or internal, force the symbol to be local.
9374 * resolve.cc (Symbol::override_visibility): Define.
9375 (Symbol::override_base): Use override_visibility.
9376 (Symbol_table::resolve): Likewise.
9377 (Symbol::override_base_with_special): Likewise.
9378 (Symbol_table::override_with_special): If the visibility is hidden
9379 or internal, force the symbol to be local.
9380 * symtab.h (class Symbol): Add set_visibility and
9381 override_visibility.
9382 * testsuite/ver_test_1.sh: New file.
9383 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9384 (check_DATA): Add ver_test_1.syms.
9385 (ver_test_1.syms): New target.
9386 * testsuite/Makefile.in: Rebuild.
9388 2009-02-25 Cary Coutant <ccoutant@google.com>
9390 * layout.cc (Layout::choose_output_section): Don't rename sections
9391 when using a linker script that has a SECTIONS clause.
9392 * Makefile.in: Regenerate.
9394 * testsuite/Makefile.am (script_test_5.sh): New test case.
9395 * testsuite/Makefile.in: Regenerate.
9396 * testsuite/script_test_5.cc: New file.
9397 * testsuite/script_test_5.sh: New file.
9398 * testsuite/script_test_5.t: New file.
9400 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9402 * archive.cc (Archive::include_member): Update calls to add_symbols.
9403 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9404 the Layout argument.
9405 * dynobj.h (do_add_symbols): Add the Layout argument.
9406 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9408 * object.h (Object::add_symbols): Add the Layout argument.
9409 (Object::do_add_symbols): Add the Layout argument.
9410 (Sized_relobj::do_add_symbols): Add the Layout argument.
9411 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9412 Unify the two versions.
9413 (Add_plugin_symbols): Remove.
9414 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9415 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9416 (Add_plugin_symbols): Remove.
9417 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9418 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9419 (Add_symbols::run): Make it work with Pulginobj.
9421 2009-02-06 Ian Lance Taylor <iant@google.com>
9423 * object.cc (Sized_relobj::do_layout): Make info message start
9424 with lower case letter.
9426 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9428 * binary.cc: Fix file comment.
9430 * options.h (enum Incremental_disposition): Define.
9431 (class General_options): Add new options: --incremental,
9432 --incremental_changed, --incremental_unchanged,
9433 --incremental_unknown. Add incremental_disposition_ and
9434 implicit_incremental_ fields.
9435 (General_options::incremental_disposition): New function.
9436 (class Position_dependent_options): Add incremental_disposition
9438 (Position_dependent_options::copy_from_options): Set incremental
9440 * options.cc (General_options::parse_incremental_changed): New
9442 (General_options::parse_incremental_unchanged): New function.
9443 (General_options::parse_incremental_unknown): New function.
9444 (General_options::General_options): Initialize new fields
9445 incremental_disposition_ and implicit_incremental_.
9446 (General_options::finalize): Check for uasge of --incremental-*
9447 without --incremental.
9449 2009-02-06 Chris Demetriou <cgd@google.com>
9451 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9452 pointer and to report location as the file name associated with
9454 (gold_undefined_symbol_at_location): New function to replace the
9455 old gold_undefined_symbol functionality.
9456 * target-reloc.h (relocate_section): Update to use
9457 gold_undefined_symbol_at_location.
9458 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9459 Call gold_undefined_symbol function rather than gold_error.
9460 * errors.h (Errors::undefined_symbol): Take location as a
9461 string, rather than calculating it from a relocation.
9462 * errors.cc (Errors::fatal): Print "fatal error:" before the
9464 (Errors::error, Errors::error_at_location): Print "error: "
9465 before the formatted message.
9466 (Errors::undefined_symbol): Take location as a string, rather
9467 than calculating it from a relocation.
9468 (gold_undefined_symbol_at_location): New function akin to
9469 old gold_undefined_symbol, calculates location from relocation.
9470 (gold_undefined_symbol): Change to take only a Symbol pointer
9471 and to report location as the file name associated with the symbol.
9472 * testsuite/debug_msg.sh: Update for changed error messages.
9473 * testsuite/undef_symbol.sh: Likewise.
9475 2009-02-04 Duncan Sands <baldrick@free.fr>
9478 * reduced_debug_output.h
9479 (Output_reduced_debug_abbrev_section::failed): Use format for
9481 (Output_reduced_debug_info_section::faild): Likewise.
9483 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9485 * script.cc (Lazy_demangler): New class.
9486 (Version_script_info::get_symbol_version_helper): Demangle a
9489 2009-01-29 Cary Coutant <ccoutant@google.com>
9491 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9493 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9495 2009-01-28 Ian Lance Taylor <iant@google.com>
9497 * version.cc (version_string): Bump to 1.9.
9499 * gold.h: Include <cstring> and <stdint.h>.
9500 * version.cc: Include <cstdio>.
9501 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9503 * reduced_debug_output.cc (insert_into_vector): Rename from
9504 Insert_into_vector; change all callers. Use Swap_unaligned to
9505 avoid aliasing issue; remove union since it is unnecessary.
9507 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9509 * Makefile.am (CCFILES): Add gc.cc.
9511 * Makefile.in: Regenerate.
9512 * gold.cc (Gc_runner): New class.
9513 (queue_initial_tasks): Call garbage collection related tasks
9514 when corresponding options are invoked.
9515 (queue_middle_gc_tasks): New function.
9516 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9517 processed early before laying out sections during garbage collection.
9518 * gold.h (queue_middle_gc_tasks): New function.
9519 (is_prefix_of): Move from "layout.cc".
9520 * i386.cc (Target_i386::gc_process_relocs): New function.
9521 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9522 * main.cc (main): Create object of class "Garbage_collection".
9523 * object.cc (Relobj::copy_symbols_data): New function.
9524 (Relobj::is_section_name_included): New function.
9525 (Sized_relobj::do_layout): Allow this function to be called twice
9526 during garbage collection and defer layout of section during the
9528 * object.h (Relobj::get_symbols_data): New function.
9529 (Relobj::is_section_name_included): New function.
9530 (Relobj::copy_symbols_data): New function.
9531 (Relobj::set_symbols_data): New function.
9532 (Relobj::get_relocs_data): New function.
9533 (Relobj::set_relocs_data): New function.
9534 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9535 (Relobj::gc_process_relocs): New function.
9536 (Relobj::do_gc_process_relocs): New pure virtual function.
9537 (Relobj::sd_): New data member.
9538 (Sized_relobj::is_output_section_offset_invalid): New function.
9539 (Sized_relobj::do_gc_process_relocs): New function.
9540 * options.h (General_options::gc_sections): Modify to not be a no-op.
9541 (General_options::print_gc_sections): New option.
9542 * plugin.cc (Plugin_finish::run): Remove function call to
9543 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9544 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9545 * reloc.cc (Read_relocs::run): Add task to process relocs and
9546 determine unreferenced sections when doing garbage collection.
9547 (Gc_process_relocs): New class.
9548 (Sized_relobj::do_gc_process_relocs): New function.
9549 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9550 sections that are garbage collected.
9551 * reloc.h (Gc_process_relocs): New class.
9552 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9553 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9554 symbols whose corresponding sections are garbage collected.
9555 (Symbol_table::Symbol_table): Add new parameter for the garbage
9557 (Symbol_table::gc_mark_undef_symbols): New function.
9558 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9559 (Symbol_table::gc_mark_dyn_syms): New function.
9560 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9562 (Symbol_table::add_from_object): Likewise.
9563 (Symbol_table::add_from_relobj): When building shared objects, do not
9564 treat externally visible symbols as garbage.
9565 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9566 table information for static and relocatable links.
9567 * symtab.h (Symbol_table::set_gc): New function.
9568 (Symbol_table::gc): New function.
9569 (Symbol_table::gc_mark_undef_symbols): New function.
9570 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9571 (Symbol_table::gc_mark_dyn_syms): New function.
9572 (Symbol_table::gc_): New data member.
9573 * target.h (Sized_target::gc_process_relocs): New pure virtual
9575 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9576 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9578 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9580 * options.h (General_options::gc_sections): Define as a no-op for now.
9581 (General_options::no_keep_memory): Ditto.
9582 (General_options::Bshareable): Define.
9583 * options.cc (General_options::finalize): Honor -Bshareable.
9585 2009-01-20 Andreas Schwab <schwab@suse.de>
9587 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9588 read the value in the contents, since we don't use it. Use the
9589 template endianness when writing.
9590 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9592 2009-01-19 Andreas Schwab <schwab@suse.de>
9594 * configure.tgt (powerpc64-*): Fix targ_obj.
9596 2009-01-15 Ian Lance Taylor <iant@google.com>
9598 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9599 local symbols when stripping all symbols.
9601 2009-01-14 Cary Coutant <ccoutant@google.com>
9603 * output.cc (Output_reloc): Add explicit instantiations.
9605 2009-01-14 Cary Coutant <ccoutant@google.com>
9607 * archive.cc (Archive::get_elf_object_for_member): Remove call
9608 to File_read::claim_for_plugin.
9609 * descriptors.cc (Descriptors::open): Remove reference to
9611 (Descriptors::claim_for_plugin): Remove.
9612 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9613 (Descriptors::is_claimed): Remove.
9614 (claim_descriptor_for_plugin): Remove.
9615 * fileread.cc (File_read::claim_for_plugin): Remove.
9616 * fileread.h (File_read::claim_for_plugin): Remove.
9617 (File_read::descriptor): Reopen descriptor if necessary.
9618 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9619 (Plugin_manager::all_symbols_read): Add task parameter. Change
9621 (Plugin_manager::get_input_file): New function.
9622 (Plugin_manager::release_input_file): New function.
9623 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9624 corresponding data member.
9625 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9626 and pass to base constructor. Change all callers.
9627 (get_input_file, release_input_file): New functions.
9628 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9629 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9630 (Plugin_manager::all_symbols_read): Add task parameter.
9631 (Plugin_manager::get_input_file): New function.
9632 (Plugin_manager::release_input_file): New function.
9633 (Plugin_manager::task_): New data member.
9634 (Pluginobj::Pluginobj): Add filesize parameter.
9635 (Pluginobj::filename): New function.
9636 (Pluginobj::descriptor): New function.
9637 (Pluginobj::filesize): New function.
9638 (Pluginobj::filesize_): New data member.
9639 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9640 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9641 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9643 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9644 with archive libraries.
9645 * testsuite/Makefile.in: Regenerate.
9646 * testsuite/plugin_test.c (struct sym_info): New type.
9647 (get_input_file, release_input_file): New static variables.
9648 (onload): Capture new transfer vector entries.
9649 (claim_file_hook): Stop reading at end of file according to filesize.
9650 Factor out parsing of readelf output into separate function.
9651 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9652 APIs and get the source file name from the symbol table. Convert
9653 source file name to corresponding object file name. Print info
9654 message when adding new input files.
9655 (parse_readelf_line): New function.
9656 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9657 * testsuite/plugin_test_2.sh: Likewise.
9658 * testsuite/plugin_test_3.sh: Likewise.
9659 * testsuite/plugin_test_4.sh: New test case.
9661 2009-01-07 Ian Lance Taylor <iant@google.com>
9663 * version.cc (version_string): Bump to 1.8.
9665 2008-12-23 Cary Coutant <ccoutant@google.com>
9667 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9668 * plugin.cc (Plugin_manager::finish): Rename as
9669 layout_deferred_objects. Move cleanup to separate function.
9670 (Plugin_manager::cleanup): New function.
9671 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9673 * plugin.h (Plugin_manager::finish): Rename as
9674 layout_deferred_objects.
9675 (Plugin_manager::cleanup): New function.
9676 (Plugin_manager::cleanup_done): New field.
9678 2008-12-23 Cary Coutant <ccoutant@google.com>
9680 * plugin.cc (is_visible_from_outside): New function.
9681 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9682 so we don't return "IR only" status for exported symbols or -r links.
9684 * testsuite/Makefile.am (plugin_test_3): New test case.
9685 * testsuite/Makefile.in: Regenerate.
9686 * testsuite/plugin_test_3.sh: New file.
9688 2008-12-22 Cary Coutant <ccoutant@google.com>
9690 * object.cc (Sized_relobj::layout_section): New function.
9691 (Sized_relobj::do_layout): Defer layout of input sections until after
9692 plugin has provided replacement files.
9693 (Sized_relobj::do_layout_deferred_sections): New function.
9694 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9695 (Relobj::layout_deferred_sections): New function.
9696 (Relobj::do_layout_deferred_sections): New function.
9697 (Sized_relobj::do_layout_deferred_sections): New function.
9698 (Sized_relobj::layout_section): New function.
9699 (Sized_relobj::Deferred_layout): New structure.
9700 (Sized_relobj::deferred_layout_): New field.
9701 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9702 Change all callers. Layout deferred sections.
9703 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9705 (Plugin_hook::run): Move code from do_plugin_hook inline.
9706 (Plugin_hook::do_plugin_hook): Remove.
9707 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9708 (Plugin_manager::finish): Renamed, was cleanup.
9709 (Plugin_manager::should_defer_layout): New function.
9710 (Plugin_manager::add_deferred_layout_object): New function.
9711 (Plugin_manager::Deferred_layout_list): New type.
9712 (Plugin_manager::deferred_layout_objects_): New field.
9713 (Plugin_hook::do_plugin_hook): Remove.
9715 2008-12-17 Ian Lance Taylor <iant@google.com>
9717 * options.h (class General_options): Add --no case for
9720 2008-12-16 Cary Coutant <ccoutant@google.com>
9722 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9724 (Plugin_manager::claim_file): Create plugin object even if
9725 plugin did not call the add_symbols callback.
9726 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9727 asking for more symbols than were added.
9728 * testsuite/Makefile.am (plugin_test_1): Add test case with
9730 (empty.syms): New target.
9731 * testsuite/Makefile.in: Regenerate.
9732 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9733 message. Don't call add_symbols if no globals.
9734 (all_symbols_read_hook): Don't provide replacement for empty
9737 2008-12-12 Ian Lance Taylor <iant@google.com>
9739 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9740 r_type == 0 for a local symbol with r_sym == 0.
9741 (scan_relocatable_relocs): Pass r_sym to
9742 local_non_section_strategy.
9743 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9746 * configure.ac: Update test for TLS descriptors: they are
9747 supported as of glibc 2.9.
9748 * configure: Rebuild.
9750 2008-12-11 Ian Lance Taylor <iant@google.com>
9753 * target-reloc.h (Default_scan_relocatable_relocs): For each
9754 function, map r_type == 0 to RELOC_DISCARD.
9756 2008-12-10 Cary Coutant <ccoutant@google.com>
9758 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9759 object to override a kept COMDAT group from a plugin object.
9761 2008-12-09 Ian Lance Taylor <iant@google.com>
9764 * yyscript.y (file_cmd): Handle INPUT.
9766 * testsuite/initpri1.c: Change all declarations to be full
9767 prototypes by adding void, to avoid compiler warnings.
9769 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9771 * options.cc (General_options::parse_plugin_opt): New.
9772 (General_options::add_plugin): The argument now is just the filename.
9773 (General_options::add_plugin_option): New.
9774 * options.h (plugin_opt): New.
9775 (add_plugin): Change argument name.
9776 (add_plugin_option): New.
9777 * plugin.cc (Plugin::load): Don't parse the plugin option.
9778 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9779 (Plugin::add_option): New.
9780 (Plugin::args_): Change type.
9781 (Plugin::filename_): New.
9782 (Plugin_manager::add_plugin_option): New.
9783 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9784 * testsuite/Makefile.in: Regenerate.
9786 2008-12-05 Cary Coutant <ccoutant@google.com>
9788 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9789 Handle --strip-lto-sections option.
9790 * options.h (strip_lto_sections): New option.
9792 2008-12-01 Cary Coutant <ccoutant@google.com>
9794 * plugin.cc (ld_plugin_message): Change format parameter to const.
9795 Fix mismatch between new[] and delete.
9797 2008-11-14 Cary Coutant <ccoutant@google.com>
9799 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9802 2008-11-05 Craig Silverstein <csilvers@google.com>
9804 * options.cc (General_options::parse_dynamic_list): New function.
9805 * options.h (General_options): New flags dynamic_list,
9806 dynamic_list_data, dynamic_list_cpp_new, and
9807 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9808 (General_options::in_dynamic_list): New function.
9809 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9810 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9811 (Lex::can_continue_name): Likewise.
9813 (read_script_file): New parameter script_options.
9814 (read_dynamic_list): New function.
9815 (Script_options::define_dynamic_list): New function.
9816 (dynamic_list_keyword_parsecodes): New variable.
9817 (dynamic_list_keywords): New variable.
9818 * script.h (Script_options::define_dynamic_list): New function
9820 (read_dynamic_list): New function prototype.
9821 * symtab.cc (strprefix): New macro.
9822 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9823 dynamic_list_data, dynamic_list_cpp_new, and
9824 dynamic_list_cpp_typeinfo.
9825 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9826 (dynamic_list_expr): New rule.
9827 (dynamic_list_nodes): Likewise.
9828 (dynamic_list_node): Likewise.
9829 * testsuite/Makefile.am (dynamic_list): New test.
9830 * testsuite/Makefile.in: Regenerated.
9831 * testsuite/dynamic_list.t: New file.
9832 * testsuite/dynamic_list.sh: New file.
9834 2008-11-05 Craig Silverstein <csilvers@google.com>
9836 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9837 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9838 (t11_last): Likewise.
9839 * testsuite/ver_test_6.c (main): Likewise.
9841 2008-10-07 Cary Coutant <ccoutant@google.com>
9843 * options.c (General_options::finalize): Add check for -static and
9845 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9848 2008-10-02 Cary Coutant <ccoutant@google.com>
9850 * plugin.cc (make_sized_plugin_object): Fix conditional
9851 compilation to work when not all targets are enabled.
9853 2008-09-29 Cary Coutant <ccoutant@google.com>
9855 * archive.cc (Archive::get_file_and_offset): Use filename instead
9856 of name to get library path.
9857 (Archive::include_member): Unlock external member of a thin archive.
9859 * testsuite/Makefile.am (TEST_AR): New variable.
9860 (thin_archive_test_1): New test.
9861 (thin_archive_test_2): New test.
9862 * testsuite/Makefile.in: Regenerate.
9863 * testsuite/thin_archive_main.cc: New file.
9864 * testsuite/thin_archive_test_1.cc: New file.
9865 * testsuite/thin_archive_test_2.cc: New file.
9866 * testsuite/thin_archive_test_3.cc: New file.
9867 * testsuite/thin_archive_test_4.cc: New file.
9869 2008-09-29 Cary Coutant <ccoutant@google.com>
9871 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9872 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9874 (Sized_relobj::do_finalize_local_symbols): Likewise.
9875 (Sized_relobj::map_to_kept_section): Likewise.
9876 * object.h (Sized_relobj::invalid_address): New constant.
9877 (Sized_relobj::do_output_section_offset): Check for invalid_address
9879 * output.cc (Output_reloc::local_section_offset): Use constant
9880 invalid_address instead of -1U.
9881 (Output_reloc::get_address): Likewise.
9882 (Output_section::output_address): Change -1U to -1ULL.
9883 * output.h (Output_reloc::invalid_address): New constant.
9884 * reloc.cc (Sized_relobj::write_sections): Use constant
9885 invalid_address instead of -1U.
9886 (Sized_relobj::relocate_sections): Likewise.
9887 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9888 values for merge sections.
9889 * target-reloc.h (relocate_for_relocatable): Use constant
9890 invalid_address instead of -1U.
9892 2008-09-19 Cary Coutant <ccoutant@google.com>
9894 Add plugin functionality for link-time optimization (LTO).
9895 * configure.ac (plugins): Add --enable-plugins option.
9896 * configure: Regenerate.
9897 * config.in: Regenerate.
9898 * Makefile.am (LIBDL): New variable.
9899 (CCFILES): Add plugin.cc.
9900 (HFILES): Add plugin.h.
9901 (ldadd_var): Add LIBDL.
9902 * Makefile.in: Regenerate.
9904 * archive.cc: Include "plugin.h".
9905 (Archive::setup): Don't preread archive symbols when using a plugin.
9906 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9907 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9909 (Archive::include_member): Add symbols from plugin objects.
9910 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9911 * descriptors.cc (Descriptors::open): Check for file descriptors
9912 abandoned by plugins.
9913 (Descriptors::claim_for_plugin): New function.
9914 * descriptors.h (Descriptors::claim_for_plugin): New function.
9915 (Open_descriptor::is_claimed): New field.
9916 (claim_descriptor_for_plugin): New function.
9917 * fileread.cc (File_read::claim_for_plugin): New function.
9918 * fileread.h (File_read::claim_for_plugin): New function.
9919 (File_read::descriptor): New function.
9920 * gold.cc: Include "plugin.h".
9921 (queue_initial_tasks): Add task to call plugin hooks for generating
9923 * main.cc: Include "plugin.h".
9924 (main): Load plugin libraries.
9925 * object.h (Pluginobj): Declare.
9926 (Object::pluginobj): New function.
9927 (Object::do_pluginobj): New function.
9928 (Object::set_target): New function.
9929 * options.cc: Include "plugin.h".
9930 (General_options::parse_plugin): New function.
9931 (General_options::General_options): Initialize plugins_ field.
9932 (General_options::add_plugin): New function.
9933 * options.h (Plugin_manager): Declare.
9934 (General_options): Add --plugin option.
9935 (General_options::has_plugins): New function.
9936 (General_options::plugins): New function.
9937 (General_options::add_plugin): New function.
9938 (General_options::plugins_): New field.
9939 * plugin.cc: New file.
9940 * plugin.h: New file.
9941 * readsyms.cc: Include "plugin.h".
9942 (Read_symbols::do_read_symbols): Check for archive before checking
9943 for ELF file. Call plugin hooks to claim files.
9944 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9945 from a real object file; force override when processing replacement
9947 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9948 (Symbol::init_base_object): Likewise.
9949 (Symbol::init_base_output_data): Likewise.
9950 (Symbol::init_base_output_segment): Likewise.
9951 (Symbol::init_base_constant): Likewise.
9952 (Symbol::init_base_undefined): Likewise.
9953 (Symbol::output_section): Assert that object is not a plugin.
9954 (Symbol_table::add_from_pluginobj): New function.
9955 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9957 (Symbol_table::sized_write_globals): Likewise.
9958 (Symbol_table::add_from_pluginobj): Instantiate template.
9959 * symtab.h (Sized_pluginobj): Declare.
9960 (Symbol::in_real_elf): New function.
9961 (Symbol::set_in_real_elf): New function.
9962 (Symbol::in_real_elf_): New field.
9963 (Symbol_table::add_from_pluginobj): New function.
9965 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9966 (LIBDL): New variable.
9968 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9969 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9970 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9971 (MOSTLYCLEANFILES): Likewise.
9972 * testsuite/Makefile.in: Regenerate.
9973 * testsuite/plugin_test.c: New file.
9974 * testsuite/plugin_test_1.sh: New file.
9975 * testsuite/plugin_test_2.sh: New file.
9977 2008-09-16 Ian Lance Taylor <iant@google.com>
9979 * target-reloc.h (relocate_section): Check whether a symbol is
9980 defined by the ABI before reporting an undefined symbol error.
9981 * target.h (Target::is_defined_by_abi): Make parameter const.
9982 (Target::do_is_defined_by_abi): Likewise.
9983 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9984 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9985 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9986 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9987 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9988 * testsuite/Makefile.in: Rebuild.
9990 * fileread.cc (make_view): Add casts to avoid warning.
9992 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9994 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9995 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9997 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9999 * options.h (General_options::output_is_executable): New.
10000 (General_options::output_is_pie): New.
10001 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10002 for shared libraries.
10003 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10005 2008-09-11 Chris Demetriou <cgd@google.com>
10007 * options.h (origin): New -z option.
10008 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10009 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10012 2008-09-05 Cary Coutant <ccoutant@google.com>
10014 * fileread.cc (File_read::make_view): Add check for attempt to map
10015 beyond end of file.
10017 2008-09-05 Cary Coutant <ccoutant@google.com>
10019 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10020 explicit instantiations.
10022 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10025 * options.cc (General_options::finalize): Allow undefined symbols
10026 in shlibs if linking -shared.
10029 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10030 symbols as not needing a dynsym entry.
10032 2008-08-20 Craig Silverstein <csilvers@google.com>
10034 * fileread.cc (File_read::open): Do not lock the file unless it
10035 was successfully opened.
10037 2008-08-14 Cary Coutant <ccoutant@google.com>
10039 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10040 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10041 * testsuite/tls_test.cc (struct int128): 128-bit struct
10042 for testing TLS relocs with non-zero addend.
10043 (v12): New TLS variable.
10045 (t_last): Add check for v12.
10046 * testsuite/tls_test.h (t12): New function.
10047 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10049 2008-08-13 Ian Lance Taylor <iant@google.com>
10051 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10052 set tls_segment_ or relro_segment_.
10053 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10055 * output.h (Output_section::clear_is_relro): New function.
10056 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10057 sections specially even when output_data_ is empty.
10058 (Output_segment::maximum_alignment): When first section is relro,
10059 only force alignment for PT_LOAD segments.
10060 * script.cc (script_data_segment_align): New function.
10061 (script_data_segment_relro_end): New function.
10062 * script-c.h (script_data_segment_align): Declare.
10063 (script_data_segment_relro_end): Declare.
10064 * script-sections.h (class Script_sections): Declare
10065 data_segment_align and data_segment_relro_end. Add fields
10066 segment_align_index_ and saw_relro_end_.
10067 * script-sections.cc (class Sections_element): Add set_is_relro
10068 virtual function. Add new bool* parameter to place_orphan_here.
10069 Add get_output_section virtual function.
10070 (class Output_section_definition): Add set_is_relro. Add new
10071 bool* parameter to place_orphan_here. Add get_output_section.
10072 Add is_relro_ field.
10073 (Output_section_definition::Output_section_definition): Initialize
10074 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10075 and is_relro_ fields.
10076 (Output_section_definition::place_orphan_here): Add is_relro
10078 (Output_section_definition::set_section_addresses): Set relro for
10080 (Output_section_definition::alternate_constraint): Likewise.
10081 (class Orphan_output_section): Add new bool* parameter to
10082 place_orphan_here. Add get_output_section.
10083 (Orphan_output_section::place_orphan_here): Add is_relro
10085 (Script_sections::Script_sections): Initialize
10086 data_segment_align_index_ and saw_relro_end_.
10087 (Script_sections::data_segment_align): New function.
10088 (Script_sections::data_segment_relro_end): New function.
10089 (Script_sections::place_orphan): Set or clear is_relro.
10090 (Script_sections::set_section_addresses): Force alignment of first
10092 * yyscript.y (exp): Call script_data_segment_align and
10093 script_data_segment_relro_end.
10094 * testsuite/relro_script_test.t: New file.
10095 * testsuite/relro_test.cc (using_script): Declare.
10096 (t1, t2): Test using_script.
10097 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10098 (relro_script_test_SOURCES): Define.
10099 (relro_script_test_DEPENDENCIES): Define.
10100 (relro_script_test_LDFLAGS): Define.
10101 (relro_script_test_LDADD): Define.
10102 (relro_script_test.so): New target.
10103 * testsuite/Makefile.in: Rebuild.
10105 2008-08-06 Cary Coutant <ccoutant@google.com>
10107 * archive.cc (Archive::total_archives, Archive::total_members)
10108 (Archive::total_members_loaded): New variables.
10109 (Archive::setup): Add parameter. Add option to preread
10111 (Archive::read_armap): Add counter.
10112 (Archive::get_file_and_offset): New function.
10113 (Archive::get_elf_object_for_member): New function.
10114 (Archive::read_all_symbols): New function.
10115 (Archive::read_symbols): New function.
10116 (Archive::add_symbols): Add counters.
10117 (Archive::include_all_members): Use armap to find members if it's
10119 (Archive::include_member): Skip reading symbols if already read.
10120 Factored code into Archive::get_file_and_offset and
10121 Archive::get_elf_object_for_member. Changed call to
10122 Mapfile::report_include_archive_member.
10123 (Archive::print_stats): New function.
10124 * archive.h: Declare Object and Read_symbols_data classes.
10125 (Archive::Archive): Add initializers for new members.
10126 (Archive::setup): Add parameter.
10127 (Archive::print_stats): New function.
10128 (Archive::total_archives, Archive::total_members)
10129 (Archive::total_members_loaded): New variables.
10130 (Archive::get_file_and_offset): New function.
10131 (Archive::get_elf_object_for_member): New function.
10132 (Archive::read_all_symbols): New function.
10133 (Archive::read_symbols): New function.
10134 (Archive::Archive_member): New class.
10135 (Archive::members_): New member.
10136 (Archive::num_members_): New member.
10137 * main.cc: Include archive.h.
10138 (main): Call Archive::print_stats.
10139 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10140 archive parameter; member_name is now the fully-decorated name.
10141 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10142 * options.h: (General_options): Add --preread-archive-symbols option.
10143 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10146 2008-08-04 Ian Lance Taylor <iant@google.com>
10148 * symtab.h (Symbol::use_plt_offset): New function.
10149 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10150 * powerpc.cc (Relocate::relocate): Likewise.
10151 * sparc.cc (Relocate::relocate): Likewise.
10152 * x86_64.cc (Relocate::relocate): Likewise.
10153 * testsuite/weak_plt.sh: New test.
10154 * testsuite/weak_plt_main.cc: New test.
10155 * testsuite/weak_plt_shared.cc: New test.
10156 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10157 (check_PROGRAMS): Add weak_plt.
10158 (check_DATA): Add weak_plt_shared.so.
10159 (weak_plt_main_pic.o, weak_plt): New targets.
10160 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10161 * testsuite/Makefile.in: Rebuild.
10163 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10165 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10166 * testsuite/Makefile.in: Rebuild.
10168 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10170 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10171 * Makefile.in: Regenerate.
10172 * po/POTFILES.in: Regenerate.
10174 2008-07-29 Ian Lance Taylor <iant@google.com>
10176 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10177 symbols before other symbols.
10178 * testsuite/script_test_2.cc (test_addr): Declare.
10179 (test_addr_alias): Declare.
10180 (main): Check that test_addr and test_addr_alias have the right
10182 * testsuite/script_test_2.t: Define test_addr_alias and
10185 2008-07-24 Ian Lance Taylor <iant@google.com>
10188 * descriptors.cc: New file.
10189 * descriptors.h: New file.
10190 * gold-threads.h (class Hold_optional_lock): New class.
10191 * fileread.cc: Include "descriptors.h".
10192 (File_read::~File_read): Release descriptor rather than closing
10194 (File_read::open) [file]: Call open_descriptor rather than open.
10195 Set is_descriptor_opened_.
10196 (File_read::open) [memory]: Assert that descriptor is not open.
10197 (File_read::reopen_descriptor): New function.
10198 (File_read::release): Release descriptor.
10199 (File_read::do_read): Make non-const. Reopen descriptor.
10200 (File_read::read): Make non-const.
10201 (File_read::make_view): Reopen descriptor.
10202 (File_read::do_readv): Likewise.
10203 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10204 Update declarations.
10205 * layout.cc: Include "descriptors.h".
10206 (Layout::create_build_id): Use open_descriptor rather than open.
10207 * output.cc: Include "descriptors.h".
10208 (Output_file::open): Use open_descriptor rather than open.
10209 * archive.cc (Archive::const_iterator): Change Archive to be
10211 (Archive::begin, Archive::end): Make non-const.
10212 (Archive::count_members): Likewise.
10213 * archive.h (class Archive): Update declarations.
10214 * object.h (Object::read): Make non-const.
10215 * Makefile.am (CCFILES): Add descriptors.cc.
10216 (HFILES): Add descriptors.h.
10217 * Makefile.in: Rebuild.
10220 * gold.h: Always include <clocale>. Add Solaris workarounds
10221 following code in binutils/sysdep.h.
10224 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10225 this->eh_frame_hdr_ is NULL before using it.
10227 * dynobj.cc (Versions::Versions): Update comment.
10229 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10230 the base version name.
10232 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10233 array size plus one.
10234 (Stringpool_template::set_string_offsets): Subtract one from key
10235 before using it as an array index.
10236 (Stringpool_template::get_offset_with_length): Likewise.
10237 (Stringpool_template::write_to_buffer): Likewise.
10238 * stringpool.h (Stringpool_template::get_offset_from_key):
10241 2008-07-23 Ian Lance Taylor <iant@google.com>
10244 * object.h (Merged_symbol_value::value): Do our best to handle a
10248 * script.cc (Version_script_info::get_versions): Don't add empty
10249 version tag to return value.
10250 (Version_script_info::get_symbol_version_helper): Change return
10251 type to bool. Add pversion parameter. Change all callers.
10252 (script_register_vers_node): Don't require a non-NULL tag.
10253 * script.h (class Version_script_info): Update declarations.
10254 (Version_script_info::get_symbol_version): Change return type to
10255 bool. Add version parameter. Change all callers.
10256 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10257 handling. Handle an empty version from a version script.
10258 (Symbol_table::define_special_symbol): Likewise.
10259 * testsuite/ver_test_10.script: New file.
10260 * testsuite/ver_test_10.sh: New file.
10261 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10262 (check_DATA): Add ver_test_10.syms.
10263 (ver_test_10.syms, ver_test_10.so): New target.
10264 * testsuite/Makefile.in: Rebuild.
10266 2008-07-23 Simon Baldwin <simonb@google.com>
10268 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10269 to zero for undefined symbols from dynamic libraries.
10271 2008-07-23 Ian Lance Taylor <iant@google.com>
10273 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10274 Change all callers.
10275 * symtab.h (class Symbol_table): Update declaration.
10276 * testsuite/ver_test_9.cc: New file.
10277 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10278 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10279 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10280 (ver_test_9.so, ver_test_9.o): New targets.
10281 * testsuite/Makefile.in: Rebuild.
10283 2008-07-22 Ian Lance Taylor <iant@google.com>
10285 * options.h (class General_options): Define --check-sections.
10286 * layout.cc (Layout::set_segment_offsets): Handle
10289 * options.h (class General_options): Define -n/--nmagic and
10291 * options.cc (General_options::finalize): For -n/--nmagic or
10292 -N/--omagic, set -static.
10293 * layout.cc (Layout::attach_allocated_section_to_segment): If
10294 -N/--omagic, don't put read-only and read-write sections in
10295 different segments.
10296 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10297 finding a read-only segment.
10298 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10299 don't set the minimum segment alignment to the common page size,
10300 and don't set the file offset to the address modulo the page size.
10301 * script-sections.cc (Script_sections::create_segments): If
10302 -n/--omagic, don't put read-only and read-write sections in
10303 different segments.
10305 * cref.cc: New file.
10306 * cref.h: New file.
10307 * options.h (class General_options): Add --print-symbol-counts.
10308 * main.cc (main): Issue defined symbol report if requested.
10309 * archive.cc (Archive::interpret_header): Make into a const member
10311 (Archive::add_symbols): Call Input_objects::archive_start and
10313 (Archive::const_iterator): Define new class.
10314 (Archive::begin, Archive::end): New functions.
10315 (Archive::include_all_members): Rewrite to use iterator.
10316 (Archive::count_members): New function.
10317 * archive.h (class Archive): Update declarations.
10318 (Archive::filename): New function.
10319 * object.cc: Include "cref.h".
10320 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10321 (Sized_relobj::do_get_global_symbol_counts): New function.
10322 (Input_objects::add_object): Add object to cross-referencer.
10323 (Input_objects::archive_start): New function.
10324 (Input_objects::archive_stop): New function.
10325 (Input_objects::print_symbol_counts): New function.
10326 * object.h: Declare Cref and Archive.
10327 (Object::get_global_symbol_counts): New function.
10328 (Object::do_get_global_symbol_counts): New pure virtual function.
10329 (class Sized_relobj): Add defined_count_ field. Update
10331 (class Input_objects): Add cref_ field. Update constructor.
10332 Update declarations.
10333 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10335 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10337 (Sized_dynobj::do_get_global_symbol_counts): New function.
10338 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10339 defined_count_. Update declarations. Define Symbols typedef.
10340 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10341 parameter. Change all callers.
10342 (Symbol_table::add_from_dynobj): Add sympointers and defined
10343 parameters. Change all callers.
10344 * symtab.h (class Symbol_table): Update declarations.
10345 * Makefile.am (CCFILES): Add cref.cc.
10346 (HFILES): Add cref.h.
10347 * Makefile.in: Rebuild.
10349 2008-07-22 Simon Baldwin <simonb@google.com>
10351 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10352 to zero when writing undefined symbols.
10354 2008-07-22 Ian Lance Taylor <iant@google.com>
10356 * output.cc (Output_section::add_input_section): Don't try to
10357 merge empty merge sections.
10359 2008-07-21 Craig Silverstein <csilvers@google.com>
10361 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10362 Include symbol version in error message.
10364 2008-07-20 Chris Demetriou <cgd@google.com>
10366 * configure.ac (gold_cv_c_random_seed): New configured variable.
10367 (RANDOM_SEED_CFLAGS): New substituted variable.
10368 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10369 * configure: Rebuild.
10370 * Makefile.in: Likewise.
10371 * testsuite/Makefile.in: Likewise.
10373 2008-07-18 Ian Lance Taylor <iant@google.com>
10375 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10376 where we see NAME/NULL and NAME/VERSION as separate symbols.
10377 * testsuite/ver_test_main.cc (main): Call t4.
10378 (t4, t4_2a): Define.
10379 * testsuite/ver_test_2.cc (t4_2): Define.
10380 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10381 * testsuite/ver_test_4.cc (t4_2a): Define.
10382 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10383 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10385 2008-07-17 Ian Lance Taylor <iant@google.com>
10387 * dynobj.cc (Versions::add_def): If we give an error about a
10388 missing version, go ahead and create the version anyhow.
10390 2008-07-10 Ian Lance Taylor <iant@google.com>
10392 Handle output sections with more than 0x7fffffff bytes.
10393 * object.h (class Relobj): Change map_to_output_ to
10394 output_sections_, and just keep a section pointer. Change all
10395 uses. Move comdat group support to Sized_relobj.
10396 (Relobj::is_section_specially_mapped): Remove.
10397 (Relobj::output_section): Remove poff parameter. Change all
10399 (Relobj::output_section_offset): New function.
10400 (Relobj::set_section_offset): Rewrite.
10401 (Relobj::map_to_output): Remove.
10402 (Relobj::output_sections): New function.
10403 (Relobj::do_output_section_offset): New pure virtual function.
10404 (Relobj::do_set_section_offset): Likewise.
10405 (class Sized_relobj): Add section_offsets_ field. Add comdat
10406 group support from Relobj. Update declarations.
10407 (Sized_relobj::get_output_section_offset): New function.
10408 (Sized_relobj::do_output_section_offset): New function.
10409 (Sized_relobj::do_set_section_offset): New function.
10410 * object.cc (Relobj::output_section_address): Remove.
10411 (Sized_relobj::Sized_relobj): Initialize new fields.
10412 (Sized_relobj::include_section_group): Cast find_kept_object to
10414 (Sized_relobj::include_linkonce_section): Likewise.
10415 (Sized_relobj::do_layout): Use separate arrays for output section
10417 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10419 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10420 output_sections and section_offsets.
10421 (Sized_relobj::write_local_symbols): Likewise.
10422 (map_to_kept_section): Compute output address directly.
10423 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10424 output_sections and section_offsets.
10425 (Sized_relobj::write_sections): Likewise.
10426 (Sized_relobj::relocate_sections): Likewise.
10427 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10428 * output.h (class Output_reloc): Update declarations. Change
10429 u2_.relobj to Sized_relobj*.
10430 (class Output_data_reloc): Change add functions to use
10432 * output.cc (Output_reloc::Output_reloc): Change relobj to
10434 (Output_reloc::local_section_offset): Change return type to
10435 Elf_Addr. Use get_output_section_offset.
10436 (Output_reloc::get_address): Likewise.
10437 (Output_section::is_input_address_mapped): Don't call
10438 is_section_specially_mapped.
10439 (Output_section::output_offset): Likewise.
10440 (Output_section::output_address): Likewise.
10441 (Output_section::starting_output_address): Likewise.
10442 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10443 parameter to Sized_relobj*.
10444 (Copy_relocs::need_copy_reloc): Likewise.
10445 (Copy_relocs::save): Likewise.
10446 * copy-relocs.h (class Copy_relocs): Update declarations.
10447 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10448 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10449 * target-reloc.h (relocate_for_relocatable): Change
10450 offset_in_output_section type to Elf_Addr. Change code that uses
10452 * layout.cc (Layout::layout): Always set *off.
10453 * mapfile.cc (Mapfile::print_input_section): Use
10454 output_section_offset.
10455 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10457 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10458 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10459 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10461 2008-07-03 Ian Lance Taylor <iant@google.com>
10463 * layout.cc (Layout::include_section): Do not discard unrecognized
10464 SHT_STRTAB sections.
10466 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10468 * script.cc (Lex::can_continue_name): Make '?' allowable in
10469 version-script names.
10470 * testsuite/version_script.map: Change glob pattern to use '?'
10472 2008-06-30 Manish Singh <yosh@gimp.org>
10475 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10478 2008-06-30 Ian Lance Taylor <iant@google.com>
10482 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10483 versions]: Don't try to read the value in the contents, since we
10484 don't use it. Use the template endianness when writing.
10486 2008-06-25 Cary Coutant <ccoutant@google.com>
10488 * fileread.cc (File_read::make_view): Assert on zero-length view.
10489 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10490 symbol table when there are no symbols to read.
10492 2008-06-23 Craig Silverstein <csilvers@google.com>
10494 * version.cc (version_string): Bump to 1.7
10496 2008-06-18 Craig Silverstein <csilvers@google.com>
10498 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10499 constant 0xFFFF to type Valtype.
10500 (Powerpc_relocate_functions::rel16_ha): Likewise.
10502 2008-06-17 Ian Lance Taylor <iant@google.com>
10504 * output.h (Output_section::Input_section): Initialize p2align_ to
10505 zero for Output_section_data constructors.
10506 (Output_section::Input_section::addralign): If not an input
10507 section, return the alignment of the Output_section_data.
10508 * testsuite/copy_test.cc: New file.
10509 * testsuite/copy_test_1.cc: New file.
10510 * testsuite/copy_test_2.cc: New file.
10511 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10512 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10513 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10514 (copy_test_1_pic.o, copy_test_1.so): New targets.
10515 (copy_test_2_pic.o, copy_test_2.so): New targets.
10516 * testsuite/Makefile.in: Rebuild.
10518 * script-sections.cc (Script_sections::place_orphan): Initialize
10519 local variable exact.
10521 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10523 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10525 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10526 David S. Miller <davem@davemloft.net>
10528 * powerpc.cc: New file.
10529 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10530 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10531 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10532 * Makefile.in: Rebuild.
10534 2008-06-09 Ian Lance Taylor <iant@google.com>
10536 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10538 (throwing, orig_terminate): New static variables.
10539 (terminate_handler): New static function.
10540 (t2): Set terminate handler.
10542 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10545 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10548 2008-05-30 Cary Coutant <ccoutant@google.com>
10550 * archive.cc (Archive::include_all_members) Correct to step
10551 over symbol table and extended name table in thin archives.
10553 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10556 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10559 2008-05-28 Caleb Howe <cshowe@google.com>
10561 * reduced_debug_output.cc: New file.
10562 * reduced_debug_output.h: New file.
10563 * options.h (class General_options): Add --strip-debug-non-line.
10564 * options.cc (General_options::finalize): Add strip_debug_non_line
10565 to the strip heirarchy.
10566 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10568 * layout.cc: Include "reduced_debug_output.h".
10569 (Layout::Layout): Initialize new fields.
10570 (line_only_debug_sections): New static array.
10571 (is_lines_only_debug_sections): New static inline function.
10572 (Layout::include_section): Handle --strip-debug-non-line.
10573 (Layout::make_output_section): If --strip-debug-non-line, build
10574 new output sections for .debug_abbrev and .debug_info.
10575 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10576 gold. Warn about possible overflow.
10577 (read_signed_LEB_128): Likewise.
10578 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10579 (read_signed_LEB_128): Declare.
10580 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10581 (HFILES): Add reduced_debug_output.h.
10582 * Makefile.in: Rebuild.
10584 2008-05-21 Ian Lance Taylor <iant@google.com>
10586 * mapfile.cc: New file.
10587 * mapfile.h: New file.
10588 * options.h (class General_options): Add -M/--print-map and -Map.
10589 * options.cc (General_options::finalize): Make -M equivalent to
10591 * main.cc: Include <cstdio> and "mapfile.h".
10592 (main): Open mapfile if requested.
10593 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10594 constructor. Change caller.
10595 (queue_initial_tasks): Add mapfile parameter. Change caller.
10596 (queue_middle_tasks): Likewise.
10597 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10599 * archive.cc: Include "mapfile.h".
10600 (Archive::add_symbols): Add mapfile parameter. Change all
10601 callers. Pass mapfile, symbol, and reason to include_member.
10602 (Archive::include_all_members): Add mapfile parameter. Change all
10604 (Archive::include_member): Add mapfile, sym, and why parameters.
10605 Change all callers. Report inclusion to map file.
10606 * archive.h: Include "fileread.h".
10607 (class Archive): Update declarations.
10608 (Archive::file): New const method.
10609 (class Add_archive_symbols): Add mapfile_ field. Update
10610 constructor. Change all callers.
10611 * readsyms.h (class Read_symbols): Likewise.
10612 (class Finish_group): Likewise.
10613 (class Read_script): Likewise.
10614 * common.cc: Include "mapfile.h".
10615 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10617 (Symbol_table::do_allocate_commons): Likewise.
10618 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10619 symbol allocation to mapfile.
10620 * common.h (class Allocate_commons_task): Add mapfile_ field.
10621 Update constructor. Change all callers.
10622 * symtab.h (class Symbol_table): Update declarations.
10623 * layout.cc: Include "mapfile.h".
10624 (Layout_task_runner::run): Print information to mapfile.
10625 (Layout::create_gold_note): Change Output_data_fixed_space to
10626 Output_data_zero_fill.
10627 (Layout::create_build_id): Likewise.
10628 (Layout::print_to_mapfile): New function.
10629 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10630 constructor. Change caller.
10631 (class Layout): Declare print_to_mapfile.
10632 * output.cc (Output_section::Input_section::print_to_mapfile): New
10634 (Output_section::add_input_section): If producing a map, always
10635 add to input_sections_ list.
10636 (Output_section::do_print_to_mapfile): New function.
10637 (Output_segment::print_sections_to_mapfile): New function.
10638 (Output_segment::print_section_list_to_mapfile): New function.
10639 * output.h: Include "mapfile.h".
10640 (Output_data::print_to_mapfile): New function.
10641 (Output_data::do_print_to_mapfile): New virtual function.
10642 (Output_segment_headers::do_print_to_mapfile): New function.
10643 (Output_file_header::do_print_to_mapfile): New function.
10644 (Output_data_const::do_print_to_mapfile): New function.
10645 (class Output_data_const_buffer): Add map_name_ field. Update
10646 constructor. Change all callers. Add do_print_to_mapfile
10648 (class Output_data_fixed_space): Likewise.
10649 (class Output_data_space): Likewise.
10650 (class Output_data_zero_fill): New class.
10651 (Output_data_strtab::do_print_to_mapfile): New function.
10652 (Output_data_reloc_base::do_print_to_mapfile): New function.
10653 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10654 (Output_data_group::do_print_to_mapfile): New function.
10655 (Output_data_got::do_print_to_mapfile): New function.
10656 (Output_data_dynamic::do_print_to_mapfile): New function.
10657 (Output_symtab_xindex::do_print_to_mapfile): New function.
10658 (class Output_section): Declare do_print_to_mapflie. Declare
10659 print_to_mapfile in Input_section.
10660 (class Output_segment): Declare new functions.
10661 * object.h (Sized_relobj::symbol_count): New function.
10662 * script-sections.cc
10663 (Output_section_element_dot_assignment::set_section_addresses):
10664 Change Output_data_fixed_space to Output_data_zero_fill.
10665 (Output_data_expression::do_print_to_mapfile): New function.
10666 * script.cc (read_input_script): Add mapfile parameter. Change
10668 * script.h (read_input_script): Update declaration.
10669 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10670 (Eh_frame::do_print_to_mapfile): New function.
10671 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10672 (Output_merge_string::do_print_to_mapfile): New function.
10673 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10675 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10677 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10679 * Makefile.am (CCFILES): Add mapfile.cc.
10680 (HFILES): Add mapfile.h.
10681 * Makefile.in: Rebuild.
10683 2008-05-19 Ian Lance Taylor <iant@google.com>
10685 * options.h (class General_options): Add -z relro.
10686 * layout.cc (Layout::Layout): Initialize relro_segment_.
10687 (Layout::add_output_section_data): Return the output section.
10688 (Layout::make_output_section): Rcognize relro sections and mark
10689 them appropriately.
10690 (Layout::attach_allocated_section_to_segment): Put relro sections
10691 in a PT_GNU_RELRO segment.
10692 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10694 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10696 (Layout::linkonce_mapping): Map d.rel.ro.local to
10697 .data.rel.ro.local.
10698 (Layout::output_section_name): Us .data.rel.ro.local for any
10699 section which begins with that.
10700 * layout.h (class Layout): Update add_output_section_data
10701 declaration. Add relro_segment_ field.
10702 * output.cc (Output_section::Output_section): Initialize is_relro_
10703 and is_relro_local_ fields.
10704 (Output_segment::add_output_section): Group relro sections.
10705 (Output_segment::is_first_section_relro): New function.
10706 (Output_segment::maximum_alignment): If there is a relro section,
10707 align the segment to the common page size.
10708 (Output_segment::set_section_addresses): Track whether we are
10709 looking at relro sections. If the last section is a relro
10710 section, align to the common page size.
10711 (Output_segment::set_section_list_addresses): Add in_relro
10712 parameter. Change all callers. Align to the page size when
10713 moving from relro to non-relro section.
10714 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10716 * output.h (class Output_section): Add is_relro_ and
10717 is_relro_local_ fields.
10718 (Output_section::is_relro): New function.
10719 (Output_section::set_is_relro): New function.
10720 (Output_section::is_relro_local): New function.
10721 (Output_section::set_is_relro_local): New function.
10722 (class Output_segment): Update declarations.
10723 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10724 * sparc.cc (Target_sparc::got_section): Likewise.
10725 * x86_64.cc (Target_x86_64::got_section): Likewise.
10726 * testsuite/relro_test_main.cc: New file.
10727 * testsuite/relro_test.cc: New file.
10728 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10729 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10730 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10731 (relro_test.so, relro_test_pic.o): New targets.
10732 * testsuite/Makefile.in: Rebuild.
10734 2008-05-16 Ian Lance Taylor <iant@google.com>
10736 * output.cc (Output_segment::add_output_section): Remove front
10738 * output.h (class Output_segment): Remove
10739 add_initial_output_section and overloaded add_output_section.
10740 Update declaration of remaining add_output_section.
10741 * layout.cc (Layout::create_interp): Call add_output_section
10742 rather than add_initial_output_section.
10743 (Layout::finish_dynamic_section): Likewise.
10745 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10746 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10747 know the dynamic type.
10748 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10749 field. Initialize it in constructor.
10750 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10751 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10752 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10755 * output.cc (Output_reloc::get_address): Change return type to
10757 * output.h (class Output_reloc): Update get_address declaration.
10758 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10759 for section addresses.
10761 2008-05-09 Ian Lance Taylor <iant@google.com>
10764 * gold.cc (gold_nomem): Use return value of write.
10766 2008-05-08 Ian Lance Taylor <iant@google.com>
10768 * symtab.c (Symbol::init_base_output_data): Add version
10769 parameter. Change all callers.
10770 (Symbol::init_base_output_segment): Likewise.
10771 (Symbol::init_base_constant): Likewise.
10772 (Symbol::init_base_undefined): Likewise.
10773 (Sized_symbol::init_output_data): Likewise.
10774 (Sized_symbol::init_output_segment): Likewise.
10775 (Sized_symbol::init_constant): Likewise.
10776 (Sized_symbol::init_undefined): Likewise.
10777 (Symbol_table::do_define_in_output_data): If the new symbol has a
10778 version, mark it as the default.
10779 (Symbol_table::do_define_in_output_segment): Likewise.
10780 (Symbol_table::do_define_as_constant): Likewise.
10781 * symtab.h (class Symbol): Update declarations.
10782 (class Sized_symbol): Likewise.
10783 * resolve.cc (Symbol::override_version): New function.
10784 (Symbol::override_base): Call override_version.
10785 (Symbol::override_base_with_special): Likewise.
10786 * testsuite/ver_script_8.script: New file.
10787 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10788 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10789 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10790 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10792 2008-05-06 Ian Lance Taylor <iant@google.com>
10795 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10797 (class General_options): Remove existing --undefined, and add
10798 --no-undefined instead. Add new --undefined as synonym for -u.
10799 * archive.cc (Archive::add_symbols): Check whether symbol was
10801 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10802 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10803 all uses. Add IS_UNDEFINED. Update declarations to split
10804 different versions of init_base. Declare init_base_undefined.
10805 (Symbol::is_defined): Handle IS_UNDEFINED.
10806 (Symbol::is_undefined): Likewise.
10807 (Symbol::is_weak_undefined): Call is_undefined.
10808 (Symbol::is_absolute): Handle IS_CONSTANT.
10809 (class Sized_symbol): Update declarations to split different
10810 versions of init. Declare init_undefined.
10811 (class Symbol_table): Declare new functions.
10812 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10813 Change all callers.
10814 (Symbol::init_base_output_data): Likewise.
10815 (Symbol::init_base_output_segment): Likewise.
10816 (Symbol::init_base_constant): Likewise.
10817 (Symbol::init_base_undefined): New function.
10818 (Sized_symbol::init_object): Rename from init. Change all
10820 (Sized_symbol::init_output_data): Likewise.
10821 (Sized_symbol::init_output_segment): Likewise.
10822 (Sized_symbol::init_constant): Likewise.
10823 (Sized_symbol::init_undefined): New function.
10824 (Symbol_table::add_undefined_symbols_from_command_line): New
10826 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10828 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10829 (Symbol::output_section): Likewise.
10830 (Symbol::set_output_section): Likewise.
10831 (Symbol_table::sized_finalize_symbol): Likewise.
10832 (Symbol_table::sized_write_globals): Likewise.
10833 * resolve.cc (Symbol_table::should_override): Likewise.
10834 (Symbol::override_base_with_special): Likewise.
10836 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10837 symbol, change it to have default visibility.
10838 * testsuite/protected_1.cc: New file.
10839 * testsuite/protected_2.cc: New file.
10840 * testsuite/protected_3.cc: New file.
10841 * testsuite/protected_main_1.cc: New file.
10842 * testsuite/protected_main_2.cc: New file.
10843 * testsuite/protected_main_3.cc: New file.
10844 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10845 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10846 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10847 (protected_1.so): New target.
10848 (protected_1_pic.o, protected_2_pic.o): New targets.
10849 (protected_3_pic.o): New target.
10850 (check_PROGRAMS): Add protected_2.
10851 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10852 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10853 * testsuite/Makefile.in: Rebuild.
10855 * options.h (DEFINE_var): Add set_user_set_##varname__.
10856 (DEFINE_bool_alias): New macro.
10857 (class General_options): Define -Bstatic using DEFINE_bool_alias
10858 rather than DEFINE_special. Add --undefined as an alias for -z
10860 * options.cc (General_options::parse_Bstatic): Remove.
10862 * options.h (class General_options): Add --fatal-warnings.
10863 * main.cc (main): Implement --fatal-warnings.
10864 * errors.h (Errors::warning_count): New function.
10866 * options.h (class General_options): Add -Bsymbolic-functions.
10867 * symtab.h (Symbol::is_preemptible): Check for
10868 -Bsymbolic-functions.
10870 2008-05-05 Ian Lance Taylor <iant@google.com>
10872 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10873 as noVARNAME rather than no-VARNAME.
10874 (class General_options): Add option -z combreloc.
10875 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10877 (Output_reloc::sort_before) [SHT_REL]: New function.
10878 (Output_reloc::sort_before) [SHT_RELA]: New function.
10879 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10880 Sort_relocs_comparison.
10881 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10882 parameter. Change all callers.
10883 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10884 sort_relocs parameter. Change all callers.
10885 * output.cc (Output_reloc::get_address): New function, broken out
10887 (Output_reloc::write_rel): Call it.
10888 (Output_reloc::compare): New function.
10889 (Output_data_reloc_base::do_write): Optionally sort relocs.
10891 * configure.ac: If targ_extra_obj is set, link it in.
10892 * configure.tgt: Initialize all variables.
10893 (x86_64*): Set targ_extra_obj and targ_extra_size.
10894 * configure: Rebuild.
10896 * object.cc (Sized_relobj::include_section_group): Adjust section
10897 indexes read from group data. Build vector to pass to
10899 * layout.cc (Layout::layout_group): Add flags and shndxes
10900 parameters. Remove contents parameter. Change caller. Update
10901 explicit instantiations.
10902 * layout.h (class Layout): Update layout_group declaration.
10903 * output.cc (Output_data_group::Output_data_group): Add flags and
10904 input_shndxes parameters. Remove contents parameter. Change
10906 (Output_data_group::do_write): Change input_sections_ to
10908 * output.h (class Output_data_group): Update constructor
10909 declaration. Rename input_sections_ to input_shndxes_.
10910 * testsuite/many_sections_test.cc: Add template.
10912 2008-04-30 Cary Coutant <ccoutant@google.com>
10914 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10916 * layout.cc (Layout::include_section): Refactored check for debug
10918 (Layout::add_comdat): Add new parameters. Change type
10919 of signature parameter. Add object and shndx to signatures table.
10920 (Layout::find_kept_object): New function.
10921 * layout.h: Include <cstring>.
10922 (Layout::is_debug_info_section): New function.
10923 (Layout::add_comdat): Add new parameters.
10924 (Layout::find_kept_object): New function.
10925 (Layout::Kept_section): New struct.
10926 (Layout::Signatures): Change type of map range.
10927 * object.cc (Relobj::output_section_address): New function.
10928 (Sized_relobj::include_section_group): Add new parameters. Change
10929 calls to Layout::add_comdat. Change to build table of kept comdat
10930 groups and table mapping discarded sections to kept sections.
10931 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10932 (Sized_relobj::do_layout): Change calls to include_section_group and
10933 include_linkonce_section.
10934 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10935 value to zero when section is discarded.
10936 (Sized_relobj::map_to_kept_section): New function.
10937 * object.h (Relobj::output_section_address): New function.
10938 (Relobj::Comdat_group): New type.
10939 (Relobj::find_comdat_group): New function.
10940 (Relobj::Comdat_group_table): New type.
10941 (Relobj::Kept_comdat_section): New type.
10942 (Relobj::Kept_comdat_section_table): New type.
10943 (Relobj::add_comdat_group): New function.
10944 (Relobj::set_kept_comdat_section): New function.
10945 (Relobj::get_kept_comdat_section): New function.
10946 (Relobj::comdat_groups_): New field.
10947 (Relobj::kept_comdat_sections_): New field.
10948 (Symbol_value::input_value): Update comment.
10949 (Sized_relobj::map_to_kept_section) New function.
10950 (Sized_relobj::include_linkonce_section): Add new parameter.
10951 * target-reloc.h (Comdat_behavior): New type.
10952 (get_comdat_behavior): New function.
10953 (relocate_section): Add code to map a discarded section to the
10954 corresponding kept section when applying a relocation.
10956 2008-04-30 Craig Silverstein <csilvers@google.com>
10958 * dwarf_reader.cc (next_generation_count): New static var.
10959 (Addr2line_cache_entry): New struct.
10960 (addr2line_cache): New static var.
10961 (Dwarf_line_info::one_addr2line): Added caching.
10962 (Dwarf_line_info::clear_addr2line_cache): New function.
10963 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10964 cache-size parameter.
10965 (Dwarf_line_info::one_addr2line_cache): New function.
10966 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10967 new cache-size argument to one_addr2line(), and clear cache.
10969 2008-04-28 Cary Coutant <ccoutant@google.com>
10971 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10972 R_386_PC8 relocations.
10974 2008-04-23 Ian Lance Taylor <iant@google.com>
10976 * object.cc (Sized_relobj::include_section_group): Check for
10977 invalid section group.
10979 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10982 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10983 than read for file header.
10984 * archive.cc (Archive::include_member): Likewise.
10986 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10988 * aclocal.m4: Regenerate.
10989 * configure: Regenerate.
10991 2008-04-19 Ian Lance Taylor <iant@google.com>
10993 * version.cc (version_string): Bump to 1.6.
10995 * testsuite/Makefile.am (many_sections_r_test): New target.
10996 (many_sections_r_test_SOURCES): Remove.
10997 (many_sections_r_test_DEPENDENCIES): Remove.
10998 (many_sections_r_test_LDFLAGS): Remove.
10999 (many_sections_r_test_LDADD): Remove.
11001 * object.cc (Sized_relobj::do_add_symbols): Always pass
11002 local_symbol_count_ to add_from_relobj.
11004 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11005 every thousand variables.
11006 * testsuite/Makefile.in: Rebuild.
11008 * object.cc (Xindex::initialize_symtab_xindex): New function.
11009 (Xindex::read_symtab_xindex): New function.
11010 (Xindex::sym_xindex_to_shndx): New function.
11011 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11013 (Sized_relobj::do_initialize_xindex): New function.
11014 (Sized_relobj::do_read_symbols): Adjust section links.
11015 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11016 parameter. Change all callers.
11017 (Sized_relobj::include_section_group): Adjust section links and
11018 symbol section indexes.
11019 (Sized_relobj::do_layout): Adjust section links.
11020 (Sized_relobj::do_count_local_symbols): Adjust section links and
11021 symbol section indexes.
11022 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11023 ordinary and special symbols.
11024 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11025 dynsym_xindex parameters. Change all callers. Adjust section
11026 links. Use SHN_XINDEX when needed.
11027 (Sized_relobj::get_symbol_location_info): Adjust section links.
11028 Don't get fooled by special symbols.
11029 * object.h (class Xindex): Define.
11030 (class Object): Add xindex_ parameter. Declare virtual functoin
11031 do_initialize_xindex.
11032 (Object::adjust_sym_shndx): New function.
11033 (Object::set_xindex): New protected function.
11034 (class Symbol_value): Add is_ordinary_shndx_ field.
11035 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11036 (Symbol_value::value): Assert ordinary section.
11037 (Symbol_value::initialize_input_to_output_map): Likewise.
11038 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11039 Change all callers.
11040 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11042 (class Sized_relobj): Update declarations.
11043 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11044 parameter. Change all callers.
11045 (Sized_relobj::adjust_shndx): New function.
11046 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11048 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11049 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11050 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11051 (Sized_dynobj::read_dynsym_section): Adjust section links.
11052 (Sized_dynobj::read_dynamic): Likewise.
11053 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11055 (Sized_dynobj::do_initialize_xindex): New function.
11056 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11057 do_initialize_xindex.
11058 (Sized_dynobj::adjust_shndx): New function.
11059 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11060 dynsym_xindex_ fields.
11061 (Layout::finalize): Add a call to set_section_indexes before
11062 creating the symtab sections.
11063 (Layout::set_section_indexes): Don't do anything if the section
11064 already has a section index.
11065 (Layout::create_symtab_sections): Add shnum parameter. Change
11066 caller. Create .symtab_shndx section if needed.
11067 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11069 (Layout::allocated_output_section_count): New function.
11070 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11072 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11073 fields. Update declarations.
11074 (Layout::symtab_xindex): New function.
11075 (Layout::dynsym_xindex): New function.
11076 (class Write_symbols_task): Add layout_ field.
11077 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11079 * output.cc (Output_section_headers::Output_section_headers): Add
11080 shstrtab_section parameter. Change all callers.
11081 (Output_section_headers::do_sized_write): Store overflow values
11082 for section count and section string table section index in
11083 section header zero.
11084 (Output_file_header::do_sized_write): Check for overflow of
11085 section count and section string table section index.
11086 (Output_symtab_xindex::do_write): New function.
11087 (Output_symtab_xindex::endian_do_write): New function.
11088 * output.h (class Output_section_headers): Add shstrtab_section_.
11089 Update declarations.
11090 (class Output_symtab_xindex): Define.
11091 (Output_section::has_out_shndx): New function.
11092 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11094 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11095 Change all callers.
11096 (Sized_symbol::init): Likewise.
11097 (Symbol::output_section): Check for ordinary symbol.
11098 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11099 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11101 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11102 Change all callers. Simplify handling of symbols from sections
11103 not included in the link.
11104 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11106 (Weak_alias_sorter::operator()): Assert that symbols are
11108 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11110 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11111 parameters. Change all callers.
11112 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11113 symbol distinction. Use SHN_XINDEX when needed.
11114 (Symbol_table::write_section_symbol): Add symtab_xindex
11115 parameter. Change all callers.
11116 (Symbol_table::sized_write_section_symbol): Likewise. Use
11117 SHN_XINDEX when needed.
11118 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11120 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11121 (Symbol::is_defined): Check is_ordinary.
11122 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11123 (Symbol::is_absolute, Symbol::is_common): Likewise.
11124 (class Sized_symbol): Update declarations.
11125 (class Symbol_table): Update declarations.
11126 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11127 parameters. Change all callers.
11128 (Sized_symbol::override): Likewise.
11129 (Symbol_table::override): Likewise.
11130 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11131 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11132 is_ordinary, and orig_st_shndx parameters. Change all callers.
11133 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11134 to be in an ordinary section.
11135 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11136 object and is_ordinary parameters. Change all callers.
11137 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11138 Change all callers. Don't add undefined or non-ordinary symbols
11140 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11141 Change all callers.
11142 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11144 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11145 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11146 (Sized_relobj::relocate_sections): Likewise.
11147 * target-reloc.h (scan_relocs): Adjust section symbol index.
11148 (scan_relocatable_relocs): Likewise.
11149 * i386.cc (Scan::local): Check for ordinary symbols.
11150 * sparc.cc (Scan::local): Likewise.
11151 * x86_64.cc (Scan::local): Likewise.
11152 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11153 to symbol_section_and_value.
11154 * testsuite/many_sections_test.cc: New file.
11155 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11156 (check_PROGRAMS): Add many_sections_test.
11157 (many_sections_test_SOURCES): Define.
11158 (many_sections_test_DEPENDENCIES): Define.
11159 (many_sections_test_LDFLAGS): Define.
11160 (BUILT_SOURCES): Add many_sections_define.h.
11161 (many_sections_define.h): New target.
11162 (BUILT_SOURCES): Add many_sections_check.h.
11163 (many_sections_check.h): New target.
11164 (check_PROGRAMS): Add many_sections_r_test.
11165 (many_sections_r_test_SOURCES): Define.
11166 (many_sections_r_test_DEPENDENCIES): Define.
11167 (many_sections_r_test_LDFLAGS): Define.
11168 (many_sections_r_test_LDADD): Define.
11169 (many_sections_r_test.o): New target.
11170 * testsuite/Makefile.in: Rebuild.
11172 2008-04-17 Cary Coutant <ccoutant@google.com>
11174 * errors.cc (Errors::info): New function.
11175 (gold_info): New function.
11176 * errors.h (Errors::info): New function.
11177 * gold.h (gold_info): New function.
11178 * object.cc (Input_objects::add_object): Print trace output.
11179 * options.cc (options::parse_set): New function.
11180 (General_options::parse_wrap): Deleted.
11181 (General_options::General_options): Deleted initializer.
11182 * options.h (options::String_set): New typedef.
11183 (options::parse_set): New function.
11184 (DEFINE_set): New macro.
11185 (General_options::wrap): Changed to use DEFINE_set. Changed
11186 callers of any_wrap_symbols and is_wrap_symbol.
11187 (General_options::trace, General_options::trace_symbol):
11189 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11190 (General_options::wrap_symbols_): Deleted.
11191 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11193 2008-04-17 David S. Miller <davem@davemloft.net>
11195 * options.cc (General_options::parse_V): New function.
11196 * options.h: Add entries for -V and -Qy.
11198 2008-04-17 Ian Lance Taylor <iant@google.com>
11200 * common.cc (Symbol_table::allocate_commons): Remove options
11201 parameter. Change caller.
11202 (Symbol_table::do_allocate_commons): Remove options parameter.
11203 Change caller. Just call do_allocate_commons_list twice.
11204 (Symbol_table::do_allocate_commons_list): New function, broken out
11205 of do_allocate_commons.
11206 * common.h (class Allocate_commons_task): Remove options_ field.
11207 Update constructor.
11208 * symtab.cc (Symbol_table::Symbol_table): Initialize
11210 (Symbol_table::add_from_object): Put TLS common symbols on
11212 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11213 which are IN_OUTPUT_DATA.
11214 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11215 allocate_commons and do_allocate_commons declarations. Declare
11216 do_allocate_commons_list.
11217 * gold.cc (queue_middle_tasks): Update creation of
11218 Allocate_commons_task to not pass options.
11219 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11220 (TLS_TEST_C_FLAGS): New variable.
11221 (tls_test_c_pic.o): New target.
11222 (tls_test_shared.so): Link in tls_test_c_pic.o.
11223 (tls_test_c_pic_ie.o): New target.
11224 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11225 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11226 (tls_test_c.o): New target.
11227 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11228 (tls_pic_test_LDADD): Likewise.
11229 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11230 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11231 (tls_test_c_gnu2.o): New target.
11232 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11234 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11235 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11236 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11237 * testsuite/tls_test.cc: Include "config.h".
11238 (t_last): Call t11_last.
11239 * testsuite/tls_test.h (t11, t11_last): Declare.
11240 * testsuite/tls_test_c.c: New file.
11241 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11242 * configure.ac: Check for OpenMP support.
11243 * configure, config.in, Makefile.in: Rebuild.
11244 * testsuite/Makefile.in: Rebuild.
11246 2008-04-16 Cary Coutant <ccoutant@google.com>
11248 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11249 (Target_i386::tls_base_symbol_defined_): New field.
11250 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11251 (Target_i386::Scan::global): Likewise.
11252 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11253 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11254 (Target_x86_64::tls_base_symbol_defined_): New field.
11255 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11256 (Target_x86_64::Scan::global): Likewise.
11258 2008-04-16 Cary Coutant <ccoutant@google.com>
11260 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11261 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11262 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11263 building shared libraries.
11264 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11265 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11266 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11267 * testsuite/Makefile.in: Rebuild.
11268 * testsuite/weak_undef.h: New file.
11269 * testsuite/weak_undef_file1.cc: Add extra test cases.
11270 * testsuite/weak_undef_file2.cc: Likewise.
11271 * testsuite/weak_undef_test.cc: Likewise.
11273 2008-04-16 David S. Miller <davem@davemloft.net>
11275 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11276 Add issued_non_pic_error_ field. Declare check_non_pic.
11277 (Target_sparc::Scan::check_non_pic): New function.
11278 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11279 (Target_sparc::Scan::global): Likewise.
11281 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11282 * configure: Rebuild.
11284 * options.h (DEFINE_enable): New macro.
11285 (new_dtags): New enable option.
11286 (initfirst, interpose, loadfltr, nodefaultlib,
11287 nodelete, nodlopen, nodump): New -z options.
11288 * layout.cc (Layout:finish_dynamic_section): If new
11289 dtags enabled, emit DT_RUNPATH. Also, emit a
11290 DT_FLAGS_1 containing any specified -z flags.
11292 2008-04-16 Ian Lance Taylor <iant@google.com>
11294 * copy-relocs.cc: New file.
11295 * copy-relocs.h: New file.
11296 * reloc.cc: Remove Copy_relocs code.
11297 * reloc.h: Likewise.
11298 * reloc-types.h (struct Reloc_types) [both versions]: Add
11299 get_reloc_addend_noerror.
11300 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11301 variants of add_global which take an addend which must be zero.
11302 * i386.cc: Include "copy-relocs.h".
11303 (class Target_i386): Change type of copy_relocs_ to variable,
11304 update initializer.
11305 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11306 Change all callers.
11307 (Target_i386::do_finalize_sections): Change handling of
11309 * sparc.cc: Include "copy-relocs.h".
11310 (class Target_sparc): Change type of copy_relocs_ to variable,
11311 update initializer.
11312 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11313 Change all callers.
11314 (Target_sparc::do_finalize_sections): Change handling of
11316 * x86_64.cc: Include "copy-relocs.h".
11317 (class Target_x86_64): Change type of copy_relocs_ to variable,
11318 update initializer.
11319 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11320 class. Change all callers.
11321 (Target_x86_64::do_finalize_sections): Change handling of
11323 * Makefile.am (CCFILES): Add copy-relocs.cc.
11324 (HFILES): Add copy-relocs.h.
11326 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11328 * testsuite/script_test_4.sh: Permit leading zeroes.
11330 2008-04-15 Ian Lance Taylor <iant@google.com>
11332 * script-sections.cc (Script_sections::create_segments): Use
11333 header_size_adjustment even when there is enough room for the
11335 * testsuite/script_test_4.sh: New file.
11336 * testsuite/script_test_4.t: New file.
11337 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11338 (check_DATA): Add script_test_4.stdout.
11339 (MOSTLYCLEANFILES): Likewise.
11340 (script_test_4): New target.
11341 (script_test_4.stdout): New target.
11342 * testsuite/Makefile.in: Rebuild.
11344 * sparc.cc: Add definitions for Output_data_plt_sparc class
11347 2008-04-14 David S. Miller <davem@davemloft.net>
11349 * sparc.cc: New file.
11350 * Makefile.am (TARGETSOURCES): Add sparc.cc
11351 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11352 * configure.tgt: Document targ_extra_size and
11353 targ_extra_big_endian. Add entries for sparc-* and
11355 * configure.ac: Handle targ_extra_size and
11356 targ_extra_big_endian.
11357 * Makefile.in: Rebuild.
11358 * configure: Likewise.
11359 * po/POTFILES.in: Likewise.
11360 * po/gold.pot: Likewise.
11362 2008-04-14 Ian Lance Taylor <iant@google.com>
11364 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11365 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11366 in the name/type/flags to section mapping. Don't call
11367 allocate_output_section.
11368 (Layout::choose_output_section): Change parameter from adjust_name
11369 to is_input_section. Don't permit input sections after sections
11370 are attached to segments. Don't call allocate_output_section.
11371 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11372 not write_enable_output_section.
11373 (Layout::make_output_section): Don't push to
11374 unattached_section_list_ nor call attach_to_segment. Call
11375 attach_section_to_segment if sections are attached.
11376 (Layout::attach_sections_to_segments): New function.
11377 (Layout::attach_section_to_segment): New function.
11378 (Layout::attach_allocated_section_to_segment): Rename from
11379 attach_to_segment. Remove flags parameter.
11380 (Layout::allocate_output_section): Remove function.
11381 (Layout::write_enable_output_section): Remove function.
11382 * layout.h (class Layout): Update for above changes. Add new
11383 field sections_are_attached_.
11384 * output.h (Output_section::update_flags_for_input_section): New
11386 * output.cc (Output_section::add_input_section): Call
11387 update_flags_for_input_section.
11388 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11390 2008-04-11 Cary Coutant <ccoutant@google.com>
11392 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11393 thought unnecessary.
11394 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11396 2008-04-11 Ian Lance Taylor <iant@google.com>
11398 * output.h (class Output_section_data): Remove inline definition
11400 * output.cc (Output_section_data::set_addralign): New function.
11402 2008-04-11 Cary Coutant <ccoutant@google.com>
11404 Add support for TLS descriptors for i386 and x86_64.
11405 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11406 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11407 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11409 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11410 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11411 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11413 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11414 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11415 Fix problem with initial-exec relocations.
11416 (Target_i386::Relocate::relocate_tls): Likewise.
11417 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11419 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11420 support for section-plus-offset dynamic table entries.
11421 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11422 (Output_data_dynamic::Dynamic_entry): Add support for
11423 section-plus-offset dynamic table entries.
11424 (Output_data_dynamic::Classification): Likewise.
11425 (Output_data_dynamic::classification_): Renamed offset_.
11426 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11427 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11428 (Target_x86_64::make_plt_section): New function.
11429 (Target_x86_64::reserve_tlsdesc_entries): New function.
11430 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11431 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11432 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11433 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11434 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11435 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11436 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11437 add extra PLT entry for TLS descriptors.
11438 (Output_data_plt_x86_64::got_): New field.
11439 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11440 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11442 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11444 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11445 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11446 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11447 R_386_TLS_DESC_CALL relocations.
11448 (Target_x86_64::Scan::global): Likewise.
11449 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11450 for TLS descriptors.
11451 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11452 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11453 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11454 GD-to-IE relaxation.
11455 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11456 and TLS_DESCRIPTORS.
11457 * Makefile.in: Rebuild.
11458 * configure: Rebuild.
11459 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11460 (tls_test_shared2.so): New target.
11461 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11462 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11463 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11464 (tls_shared_gd_to_ie_test_LDADD): New variable.
11465 (tls_shared_gnu2_gd_to_ie_test): New target.
11466 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11468 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11469 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11470 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11471 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11472 (tls_shared_gnu2_test): New target.
11473 (tls_test_gnu2_shared.so): New target.
11474 (tls_shared_gnu2_test_SOURCES): New variable.
11475 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11476 (tls_shared_gnu2_test_LDFLAGS): New variable.
11477 (tls_shared_gnu2_test_LDADD): New variable.
11478 * testsuite/Makefile.in: Rebuild.
11479 * testsuite/Makefile.
11481 2008-04-11 Ian Lance Taylor <iant@google.com>
11483 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11485 * testsuite/Makefile.in: Rebuild.
11487 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11489 * testsuite/script_test_2.cc (main): Adjust test.
11491 2008-04-11 David S. Miller <davem@davemloft.net>
11492 Ian Lance Taylor <iant@google.com>
11494 * options.h (General_options): Add entries for '-Y' and
11496 * options.cc (General_options:finalize): If -Y was used, add those
11497 entries to the library path instead of the default "/lib" and
11500 2008-04-11 David S. Miller <davem@davemloft.net>
11502 * testsuite/justsyms.t: Start at 0x100.
11503 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11504 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11506 * testsuite/script_test_2.cc: Adjust string and section length
11509 2008-04-09 Ian Lance Taylor <iant@google.com>
11512 * script-sections.cc (Sections_element::allocate_to_segment): Add
11514 (Output_section_definition::allocate_to_segment): Likewise.
11515 (Orphan_output_section::allocate_to_segment): Likewise.
11516 (Script_sections::attach_sections_using_phdrs_clause): Don't
11517 propagate non-PT_LOAD segments to orphan sections.
11518 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11519 readelf rather than objdump.
11520 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11521 .interp section and PT_INTERP segment are the same size.
11522 * testsuite/Makefile.in: Rebuild.
11524 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11525 aliases for symbols defined in the same object.
11526 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11527 (weak_alias_test_SOURCES): New variable.
11528 (weak_alias_test_DEPENDENCIES): New variable.
11529 (weak_alias_test_LDFLAGS): New variable.
11530 (weak_alias_test_LDADD): New variable.
11531 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11532 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11533 (weak_alias_test_3.o): New target.
11534 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11535 * testsuite/weak_alias_test_main.cc: New file.
11536 * testsuite/weak_alias_test_1.cc: New file.
11537 * testsuite/weak_alias_test_2.cc: New file.
11538 * testsuite/weak_alias_test_3.cc: New file.
11540 2008-04-08 Ian Lance Taylor <iant@google.com>
11542 * options.h (class General_options): Add --noinhibit-exec option.
11543 * main.cc (main): Check --noinhibit-exec.
11545 * options.h (class General_options): Define --wrap as a special
11546 option. Add wrap_symbols_ field.
11547 (General_options::any_wrap_symbols): New function.
11548 (General_options::is_wrap_symbol): New function.
11549 * options.cc (General_options::parse_wrap): New function.
11550 (General_options::General_options): Initialize wrap_symbols_.
11551 * symtab.cc (Symbol_table::wrap_symbol): New function.
11552 (Symbol_table::add_from_object): Handle --wrap.
11553 * symtab.h (class Symbol_table): Declare wrap_symbol.
11554 * target.h (Target::wrap_char): New function.
11555 (Target::Target_info): Add wrap_char field.
11556 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11557 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11558 * testsuite/testfile.cc (Target_test::test_target_info):
11561 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11564 * layout.h (class Layout): Add added_eh_frame_data_ field.
11565 * layout.cc (Layout::Layout): Initialize new field.
11566 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11567 output section until we find a section we merged successfully.
11568 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11569 that the size be non-zero.
11571 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11574 2008-04-08 Craig Silverstein <csilvers@google.com>
11576 * configure.ac: Export new conditional variable HAVE_ZLIB.
11577 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11579 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11580 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11582 2008-04-07 Ian Lance Taylor <iant@google.com>
11584 * version.cc (version_string): Set to "1.5".
11586 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11587 Add issued_non_pic_error_ field. Declare check_non_pic.
11588 (Target_x86_64::Scan::check_non_pic): New function.
11589 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11590 (Target_x86_64::Scan::global): Likewise.
11592 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11593 addend parameter. Change caller. Handle merge sections.
11594 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11595 Address to Addend. Don't add in the result of
11596 local_section_offset, pass down the addend and use the returned
11598 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11599 Update declarations of local_section_offset and symbol_value.
11600 * testsuite/two_file_test_1.cc (t18): New function.
11601 * testsuite/two_file_test_2.cc (f18): New function.
11602 * testsuite/two_file_test_main.cc (main): Call t18.
11603 * testsuite/two_file_test.h (t18, f18): Declare.
11605 * configure.ac: Don't test for objdump, c++filt, or readelf.
11606 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11608 (TEST_READELF): New variable.
11609 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11610 (check_PROGRAMS): Add two_file_strip_test.
11611 (two_file_strip_test): New target.
11612 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11613 (two_file_same_shared_strip_test_SOURCES): New variable.
11614 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11615 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11616 (two_file_same_shared_strip_test_LDADD): New variable.
11617 (two_file_shared_strip.so): New target.
11618 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11619 (ver_test_5.syms, ver_test_7.syms): Likewise.
11620 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11621 (strip_test_3.stdout): Use TEST_OBJDUMP.
11622 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11624 2008-04-04 Cary Coutant <ccoutant@google.com>
11626 * symtab.h (Symbol::is_weak_undefined): New function.
11627 (Symbol::is_strong_undefined): New function.
11628 (Symbol::is_absolute): New function.
11629 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11630 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11632 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11633 (weak_undef_test): New target.
11634 * testsuite/Makefile.in: Rebuild.
11635 * testsuite/weak_undef_file1.cc: New file.
11636 * testsuite/weak_undef_file2.cc: New file.
11637 * testsuite/weak_undef_test.cc: New file.
11639 2008-04-03 Craig Silverstein <csilvers@google.com>
11641 * compressed_output.h (class Output_compressed_section): Use
11643 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11645 (zlib_compressed_suffix): Removed.
11646 (Output_compressed_section::set_final_data_size): Use unsigned
11648 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11649 Fix linker invocation.
11650 (flagstest_o_specialfile_and_compress_debug_sections):
11652 * testsuite/Makefile.in: Regenerated.
11654 2008-04-02 David S. Miller <davem@davemloft.net>
11656 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11657 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11659 2008-04-02 Craig Silverstein <csilvers@google.com>
11663 2008-04-02 Ian Lance Taylor <iant@google.com>
11665 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11666 parameters. Update for new key type to views_. Change all
11668 (File_read::read): Adjust for byteshift in returned view.
11669 (File_read::add_view): New function, broken out of
11670 find_and_make_view.
11671 (File_read::make_view): New function, broken out of
11672 find_and_make_view.
11673 (File_read::find_or_make_view): Add offset and aligned
11674 parameters. Rewrite accordingly. Change all callers.
11675 (File_read::get_view): Add offset and aligned parameters. Adjust
11676 for byteshift in return value.
11677 (File_read::get_lasting_view): Likewise.
11678 * fileread.h (class File_read): Update declarations.
11679 (class File_read::View): Add byteshift_ field. Add byteshift to
11680 constructor. Add byteshift method.
11681 * archive.h (Archive::clear_uncached_views): New function.
11682 (Archive::get_view): Add aligned parameter. Change all callers.
11683 * object.h (Object::get_view): Add aligned parameter. Change all
11685 (Object::get_lasting_view): Likewise.
11687 * fileread.cc (File_read::release): Don't call clear_views if
11688 there are multiple objects.
11689 * fileread.h (File_read::clear_uncached_views): New function.
11690 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11693 2008-03-31 Cary Coutant <ccoutant@google.com>
11695 Add thin archive support.
11696 * archive.cc (Archive::armagt): New const.
11697 (Archive::setup): Remove task parameter and calls to unlock.
11698 (Archive::unlock_nested_archives): New function.
11699 (Archive::read_header): Add nested_off parameter. Change
11701 (Archive::interpret_header): Likewise.
11702 (Archive::include_all_members): Change to handle thin
11704 (Archive::include_member): Likewise.
11705 * archive.h (Archive::Archive): Add new parameters and
11707 (Archive::armagt): New const.
11708 (Archive::setup): Remove task parameter.
11709 (Archive::unlock_nested_archives): New function.
11710 (Archive::read_header): Add nested_off parameter.
11711 (Archive::interpret_header): Likewise.
11712 (Archive::Nested_archive_table): New typedef.
11713 (Archive::is_thin_archive_): New field.
11714 (Archive::nested_archives_): New field.
11715 (Archive::options_): New field.
11716 (Archive::dirpath_): New field.
11717 (Archive::task_): New field.
11718 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11719 for thin archives. Pass additional parameters to
11720 Archive::Archive. Unlock the archive file after calling
11723 2008-03-29 Ian Lance Taylor <iant@google.com>
11725 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11726 version symbol to be local.
11727 * testsuite/ver_test_4.sh: New file.
11728 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11729 (check_DATA): Add ver_test_4.syms.
11730 (ver_test_4.syms): New target.
11731 * testsuite/Makefile.in: Rebuild.
11734 (Output_section::Input_section_sort_entry::has_priority): New
11736 (Output_section::Input_section_sort_entry::match_file_name): New
11738 (Output_section::Input_section_sort_entry::match_section_name):
11740 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11742 (Output_section::Input_section_sort_entry::match_section_file):
11744 (Output_section::Input_section_sort_compare::operator()): Rewrite
11745 using new Input_section_sort_entry functions. Sort crtbegin and
11746 crtend first. Sort sections with no priority before sections with
11748 * testsuite/initpri1.c (d3): Check j != 4.
11749 (cd5): New constructor/destructor function.
11750 (main): Check j != 2.
11752 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11753 new symbol when resolving, don't call set_is_default.
11754 * testsuite/ver_test_7.cc: New file.
11755 * testsuite/ver_test_7.sh: New file.
11756 * testsuite/Makefile.am (ver_test_7.so): New target.
11757 (ver_test_7.o): New target.
11758 (check_SCRIPTS): Add ver_test_7.sh.
11759 (check_DATA): Add ver_test_7.syms.
11760 (ver_test_7.syms): New target.
11762 2008-03-28 Ian Lance Taylor <iant@google.com>
11764 * layout.cc (Layout::layout): If we see an input section with a
11765 name that needs sorting, set the must_sort flag for the output
11767 (Layout::make_output_section): If the name of the output section
11768 indicates that it might require sorting, set the may_sort flag.
11769 * output.h (Output_section::may_sort_attached_input_sections): New
11771 (Output_section::set_may_sort_attached_input_sections): New
11773 (Output_section::must_sort_attached_input_sections): New
11775 (Output_section::set_must_sort_attached_input_sections): New
11777 (class Output_section): Declare Input_section_sort_entry. Define
11778 Input_section_sort_compare. Declare
11779 sort_attached_input_sections. Add new fields:
11780 may_sort_attached_input_sections_,
11781 must_sort_attached_input_sections_,
11782 attached_input_sections_are_sorted_.
11783 * output.cc (Output_section::Output_section): Initialize new
11785 (Output_section::add_input_section): Add an entry to
11786 input_sections_ if may_sort or must_sort are true.
11787 (Output_section::set_final_data_size): Call
11788 sort_attached_input_sections if necessary.
11789 (Output_section::Input_section_sort_entry): Define new class.
11790 (Output_section::Input_section_sort_compare::operator()): New
11792 (Output_section::sort_attached_input_sections): New function.
11793 * configure.ac: Check whether the compiler supports constructor
11794 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11795 * testsuite/initpri1.c: New file.
11796 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11797 CONSTRUCTOR_PRIORITY.
11798 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11799 (initpri1_LDFLAGS): New variable.
11800 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11802 2008-03-27 Ian Lance Taylor <iant@google.com>
11804 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11805 * testsuite/common_test_1.c: New file.
11806 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11807 (common_test_1_SOURCES): New variable.
11808 (common_test_1_DEPENDENCIES): New variable.
11809 (common_test_1_LDFLAGS): New variable.
11811 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11812 and commons_ correctly when NAME/VERSION does not override
11814 * testsuite/ver_test_6.c: New file.
11815 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11816 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11817 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11819 2008-03-26 Ian Lance Taylor <iant@google.com>
11821 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11822 of an undefined symbol from a version script.
11823 * testsuite/Makefile.am (ver_test_5.so): New target.
11824 (ver_test_5.o): New target.
11825 (check_SCRIPTS): Add ver_test_5.sh.
11826 (check_DATA): Add ver_test_5.syms.
11827 (ver_test_5.syms): New target.
11828 * testsuite/ver_test_5.cc: New file.
11829 * testsuite/ver_test_5.script: New file.
11830 * testsuite/ver_test_5.sh: New file.
11831 * Makefile.in, testsuite/Makefile.in: Rebuild.
11834 Fix problems building gold with gcc 4.3.0.
11835 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11836 (gold_error_at_location, gold_warning_at_location): Use it.
11837 * configure.ac: Check whether we can compile and use a template
11838 function with a printf attribute.
11839 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11840 when jumping over bytes.
11841 * object.cc: Instantiate Object::read_section_data.
11842 * debug.h: Include <cstring>
11843 * dwarf_reader.cc: Include <algorithm>
11844 * main.cc: Include <cstring>.
11845 * options.cc: Include <cstring>.
11846 * output.cc: Include <cstring>.
11847 * script.cc: Include <cstring>.
11848 * script.h: Include <string>.
11849 * symtab.cc: Include <cstring> and <algorithm>.
11850 * target-select.cc: Include <cstring>.
11851 * version.cc: Include <string>.
11852 * testsuite/testmain.cc: Include <cstdlib>.
11853 * configure, config.in: Rebuild.
11855 2008-03-25 Ian Lance Taylor <iant@google.com>
11857 * options.cc: Include "../bfd/bfdver.h".
11858 (options::help): Print bug reporting address.
11860 * version.cc (print_version): Adjust output for current value of
11861 BFD_VERSION_STRING.
11865 * options.cc (options::help): Print list of supported targets.
11866 * target-select.h: Include <vector>.
11867 (class Target_selector): Make machine_, size_, and is_big_endian_
11868 fields const. Add bfd_name_ and instantiated_target_ fields.
11869 (Target_selector::Target_selector): Add bfd_name parameter.
11870 (Target_selector::recognize): Make non-virtual, call
11872 (Target_selector::recognize_by_name): Make non-virtual, call
11873 do_recognize_by_name.
11874 (Target_selector::supported_names): New function.
11875 (Target_selector::bfd_name): New function.
11876 (Target_selector::do_instantiate_target): New pure virtual
11878 (Target_selector::do_recognize): New virtual function.
11879 (Target_selector::do_recognize_by_name): New virtual function.
11880 (Target_selector::instantiate_target): New private function.
11881 (supported_target_names): Declare.
11882 * target-select.cc (Target_selector::Target_selector): Update for
11883 new parameter and fields.
11884 (select_target_by_name): Check that the name matches before
11885 calling recognize_by_name.
11886 (supported_target_names): New function.
11887 * i386.cc (class Target_selector_i386): Update Target_selector
11888 constructor call. Remove recognize and recognize_by_name. Add
11889 do_instantiate_target.
11890 * x86_64.cc (class Target_selector_x86_64): Likewise.
11891 * testsuite/testfile.cc (class Target_selector_test): Update for
11892 changes to Target_selector.
11894 * README: Rewrite, with some notes on unsupported features.
11896 2008-03-24 Cary Coutant <ccoutant@google.com>
11898 * i386.cc (Target_i386::Got_type): New enum declaration.
11899 (Target_i386::Scan::local): Updated callers of Output_data_got
11901 (Target_i386::Scan::global): Likewise.
11902 (Target_i386::Relocate::relocate): Likewise.
11903 (Target_i386::Relocate::relocate_tls): Likewise.
11904 * object.h (Got_offset_list): New class.
11905 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11906 (Sized_relobj::local_got_offset): Likewise.
11907 (Sized_relobj::set_local_got_offset): Likewise.
11908 (Sized_relobj::local_has_tls_got_offset): Removed.
11909 (Sized_relobj::local_tls_got_offset): Removed.
11910 (Sized_relobj::set_local_tls_got_offset): Removed.
11911 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11912 * output.cc (Output_data_got::add_global): Added got_type parameter.
11913 (Output_data_got::add_global_with_rel): Likewise.
11914 (Output_data_got::add_global_with_rela): Likewise.
11915 (Output_data_got::add_global_pair_with_rel): New function.
11916 (Output_data_got::add_global_pair_with_rela): New function.
11917 (Output_data_got::add_local): Added got_type parameter.
11918 (Output_data_got::add_local_with_rel): Likewise.
11919 (Output_data_got::add_local_with_rela): Likewise.
11920 (Output_data_got::add_local_pair_with_rel): New function.
11921 (Output_data_got::add_local_pair_with_rela): New function.
11922 (Output_data_got::add_global_tls): Removed.
11923 (Output_data_got::add_global_tls_with_rel): Removed.
11924 (Output_data_got::add_global_tls_with_rela): Removed.
11925 (Output_data_got::add_local_tls): Removed.
11926 (Output_data_got::add_local_tls_with_rel): Removed.
11927 (Output_data_got::add_local_tls_with_rela): Removed.
11928 * output.h (Output_data_got::add_global): Added got_type parameter.
11929 (Output_data_got::add_global_with_rel): Likewise.
11930 (Output_data_got::add_global_with_rela): Likewise.
11931 (Output_data_got::add_global_pair_with_rel): New function.
11932 (Output_data_got::add_global_pair_with_rela): New function.
11933 (Output_data_got::add_local): Added got_type parameter.
11934 (Output_data_got::add_local_with_rel): Likewise.
11935 (Output_data_got::add_local_with_rela): Likewise.
11936 (Output_data_got::add_local_pair_with_rel): New function.
11937 (Output_data_got::add_local_pair_with_rela): New function.
11938 (Output_data_got::add_global_tls): Removed.
11939 (Output_data_got::add_global_tls_with_rel): Removed.
11940 (Output_data_got::add_global_tls_with_rela): Removed.
11941 (Output_data_got::add_local_tls): Removed.
11942 (Output_data_got::add_local_tls_with_rel): Removed.
11943 (Output_data_got::add_local_tls_with_rela): Removed.
11944 * resolve.cc (Symbol::override_base_with_special): Removed
11945 reference to has_got_offset_ field.
11946 * symtab.cc (Symbol::init_fields): Replaced initialization
11947 of got_offset_ with got_offsets_. Removed initialization
11949 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11950 (Symbol::got_offset): Likewise.
11951 (Symbol::set_got_offset): Likewise.
11952 (Symbol::has_tls_got_offset): Removed.
11953 (Symbol::tls_got_offset): Removed.
11954 (Symbol::set_tls_got_offset): Removed.
11955 (Symbol::got_offset_): Removed.
11956 (Symbol::tls_mod_got_offset_): Removed.
11957 (Symbol::tls_pair_got_offset_): Removed.
11958 (Symbol::got_offsets_): New field.
11959 (Symbol::has_got_offset): Removed.
11960 (Symbol::has_tls_mod_got_offset): Removed.
11961 (Symbol::has_tls_pair_got_offset): Removed.
11962 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11963 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11965 (Target_x86_64::Scan::global): Likewise.
11966 (Target_x86_64::Relocate::relocate): Likewise.
11967 (Target_x86_64::Relocate::relocate_tls): Likewise.
11969 2008-03-25 Ben Elliston <bje@au.ibm.com>
11971 * yyscript.y: Fix spelling error in comment.
11973 2008-03-24 Ian Lance Taylor <iant@google.com>
11975 * options.h (class General_options): Define build_id option.
11976 * layout.h (class Layout): Declare write_build_id, create_note,
11977 create_build_id. Add build_id_note_ member.
11978 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11979 "libiberty.h", "md5.h", "sha1.h".
11980 (Layout::Layout): Initialize eh_frame_data_,
11981 eh_frame_hdr_section_, and build_id_note_.
11982 (Layout::finalize): Call create_build_id.
11983 (Layout::create_note): New function, broken out of
11984 Layout::create_gold_note.
11985 (Layout::create_gold_note): Call create_note.
11986 (Layout::create_build_id): New function.
11987 (Layout::write_build_id): New function.
11988 (Close_task_runner::run): Call write_build_id.
11990 * x86_64.cc: Correct license to GPLv3.
11992 2008-03-23 Ian Lance Taylor <iant@google.com>
11994 * options.cc: Include "demangle.h".
11995 (parse_optional_string): New function.
11996 (parse_long_option): Handle takes_optional_argument.
11997 (parse_short_option): Update dash_z initializer. Handle
11998 takes_optional_argument.
11999 (General_options::General_options): Initialize do_demangle_.
12000 (General_options::finalize): Set do_demangle_. Handle demangling
12002 * options.h (parse_optional_string): Declare.
12003 (struct One_option): Add optional_arg field. Update constructor.
12004 Update call constructor calls. Add takes_optional_argument
12006 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12007 (DEFINE_optional_string): Define.
12008 (General_options::demangle): Change from DEFINE_bool to
12009 DEFINE_optional_string.
12010 (General_options::no_demangle): New function.
12011 (General_options::do_demangle): New function.
12012 (General_options::set_do_demangle): New function.
12013 (General_options::execstack_status_): Move definition to end of
12015 (General_options::static_): Likewise.
12016 (General_options::do_demangle_): New field.
12017 * object.cc (big_endian>::get_symbol_location_info): Call
12018 Options::do_demangle, not Options::demangle.
12019 * symtab.cc (demangle): Likewise.
12021 2008-03-22 Ian Lance Taylor <iant@google.com>
12023 * gold.h: Include <cstddef> and <sys/types.h>
12024 * options.h: Include <cstring>.
12026 2008-03-21 Ian Lance Taylor <iant@google.com>
12028 * Added source code to GNU binutils.