1 2011-08-01 Cary Coutant <ccoutant@google.com>
3 * layout.cc (Layout::set_segment_offsets): Don't realign text
4 segment if -Ttext was specified.
5 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
7 * object.h (Sized_relobj_file::e_type): New function.
8 (Sized_relobj_file::e_type_): New data member.
9 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
10 base address for ET_EXEC files.
11 * target.cc (Target::do_make_elf_object_implementation): Allow
12 ET_EXEC files with --just-symbols option.
14 2011-07-28 Cary Coutant <ccoutant@google.com>
16 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
17 Add thread_number parameter.
18 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
19 * workqueue-threads.cc
20 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
21 current thread if its thread number is greater than desired thread
23 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
24 Add thread_number parameter.
25 (Workqueue::should_cancel_thread): Likewise.
26 (Workqueue::find_runnable_or_wait): Pass thread_number to
28 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
31 2011-07-22 Sriraman Tallam <tmsriram@google.com>
33 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
34 only after checking if it cannot be forced local.
35 * symtab.h (is_externally_visible): Check if the symbol is not forced
38 2011-07-15 Ian Lance Taylor <iant@google.com>
40 * options.h (class General_options): Add --print-output-format.
41 Move -EL next to -EB, for better --help output.
42 * target-select.cc: Include <cstdio>, "options.h", and
44 (Target_selector::do_target_bfd_name): New function.
45 (print_output_format): New function.
46 * target-select.h (class Target_selector): Update declarations.
47 (Target_selector::target_bfd_name): New function.
48 (print_output_format): Declare.
49 * main.cc: Include "target-select.h".
50 (main): Handle --print-output-format.
51 * gold.cc: Include "target-select.h".
52 (queue_initial_tasks): Handle --print-output-format when there are
54 * parameters.cc (parameters_force_valid_target): Give a better
55 error message if -EB/-EL does not match target.
56 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
59 2011-07-15 Ian Lance Taylor <iant@google.com>
61 * i386.cc (class Output_data_plt_i386): Add layout_ field.
62 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
63 (Output_data_plt_i386::do_write): Write address of .dynamic
64 section to first entry in .got.plt section.
65 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
66 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
68 (Output_data_plt_x86_64::do_write): Write address of .dynamic
69 section to first entry in .got.plt section.
70 * layout.h (Layout::dynamic_section): New function.
72 2011-07-13 Sriraman Tallam <tmsriram@google.com>
74 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
76 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
77 input_section_position_, and input_section_glob_.
78 (read_layout_from_file): Call function section_ordering_specified.
79 * layout.h (is_section_ordering_specified): New function.
80 (section_ordering_specified): New function.
81 (section_ordering_specified_): New boolean member.
82 * main.cc(main): Call load_plugins after layout object is defined.
83 * output.cc (Output_section::add_input_section): Use
84 function section_ordering_specified to check if section ordering is
86 * output.cc (Output_section::add_relaxed_input_section): Use
87 function section_ordering_specified to check if section ordering is
89 (Output_section::update_section_layout): New function.
90 (Output_section::sort_attached_input_sections): Check if input section
92 * output.h (Output_section::update_section_layout): New function.
93 * plugin.cc (get_section_count): New function.
94 (get_section_type): New function.
95 (get_section_name): New function.
96 (get_section_contents): New function.
97 (update_section_order): New function.
98 (allow_section_ordering): New function.
99 (Plugin::load): Add the new interfaces to the transfer vector.
100 (Plugin_manager::load_plugins): New parameter.
101 (Plugin_manager::all_symbols_read): New parameter.
102 (Plugin_manager::claim_file): New parameter. Save the elf object for
104 (Plugin_manager::get_elf_object): New function.
105 (Plugin_manager::get_view): Change to directly use the bool to check
106 if get_view is called from claim_file_hook.
107 * plugin.h (input_objects): New function
108 (Plugin__manager::load_plugins): New parameter.
109 (Plugin_manager::claim_file): New parameter.
110 (Plugin_manager::get_elf_object): New function.
111 (Plugin_manager::in_claim_file_handler): New function.
112 (Plugin_manager::in_claim_file_handler_): New member.
113 (layout): New function.
114 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
115 handler with an extra parameter. Make the elf object before calling
117 * testsuite/plugin_test.c (get_section_count): New function pointer.
118 (get_section_type): New function pointer.
119 (get_section_name): New function pointer.
120 (get_section_contents): New function pointer.
121 (update_section_order): New function pointer.
122 (allow_section_ordering): New function pointer.
123 (onload): Check if the new interfaces exist.
125 2011-07-13 Ian Lance Taylor <iant@google.com>
127 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
129 * x86_64.cc (Target_x86_64::got_section): Likewise.
130 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
131 (relro_now_test_SOURCES): New variable.
132 (relro_now_test_DEPENDENCIES): New variable.
133 (relro_now_test_LDFLAGS): New variable.
134 (relro_now_test_LDADD): New variable.
135 (relro_now_test.so): New target.
136 * testsuite/Makefile.in: Rebuild.
138 2011-07-12 Ian Lance Taylor <iant@google.com>
141 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
142 GLOB_DAT relocation rather than a RELATIVE relocation for a
143 protected symbol when creating a shared library.
144 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
145 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
146 * testsuite/protected_main_1.cc (main): Test that protected
147 function has same address.
149 2011-07-11 Ian Lance Taylor <iant@google.com>
152 * options.h (class General_options): Add -Bgroup.
153 * options.cc (General_options::finalize): If -Bgroup is set,
154 default to --unresolved-symbols=report-all.
155 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
156 * target-reloc.h (issue_undefined_symbol_error): Handle
157 --unresolved-symbols=report-all.
159 2011-07-08 Ian Lance Taylor <iant@google.com>
162 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
163 if linker script discards key sections.
164 (Layout::create_dynamic_symtab): Likewise.
165 (Layout::assign_local_dynsym_offsets): Likewise.
166 (Layout::sized_create_version_sections): Likewise.
167 (Layout::create_interp): Likewise.
168 (Layout::finish_dynamic_section): Likewise.
169 (Layout::set_dynamic_symbol_size): Likewise.
171 2011-07-08 Ian Lance Taylor <iant@google.com>
174 * options.h (class General_options): Add --unresolved-symbols.
175 * target-reloc.h (issue_undefined_symbol_error): Check
176 --unresolved-symbols. Add comments.
178 2011-07-08 Ian Lance Taylor <iant@google.com>
180 * testsuite/odr_violation2.cc (Ordering::operator()): Make
181 expression more complex.
183 2011-07-08 Ian Lance Taylor <iant@google.com>
186 * target-reloc.h (issue_undefined_symbol_error): New inline
187 function, broken out of relocate_section.
188 (relocate_section): Call issue_undefined_symbol_error.
189 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
190 there is no TLS segment if we are about to issue an undefined
192 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
194 2011-07-08 Ian Lance Taylor <iant@google.com>
197 * resolve.cc (Symbol_table::should_override): Add fromtype
198 parameter. Change all callers. Give error when linking together
199 TLS and non-TLS symbol.
200 (Symbol_table::should_override_with_special): Add fromtype
201 parameter. Change all callers.
202 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
203 there is no TLS segment if we have reported some errors.
204 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
206 2011-07-08 Ian Lance Taylor <iant@google.com>
209 * target.h (Target::plt_address_for_global): New function.
210 (Target::plt_address_for_local): New function.
211 (Target::plt_section_for_global): Remove.
212 (Target::plt_section_for_local): Remove.
213 (Target::do_plt_address_for_global): New virtual function.
214 (Target::do_plt_address_for_local): New virtual function.
215 (Target::do_plt_section_for_global): Remove.
216 (Target::do_plt_section_for_local): Remove.
217 (Target::register_global_plt_entry): Add Symbol_table and Layout
219 * output.cc (Output_data_got::Got_entry::write): Use
220 plt_address_for_global and plt_address_for_local.
221 * layout.cc (Layout::add_target_dynamic_tags): Use size and
222 address of output section.
223 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
224 got_irelative_, and irelative_count_ fields. Update
226 (Output_data_plt_i386::has_irelative_section): New function.
227 (Output_data_plt_i386::entry_count): Add irelative_count_.
228 (Output_data_plt_i386::set_final_data_size): Likewise.
229 (class Target_i386): Add got_irelative_ and rel_irelative_
230 fields. Update declarations.
231 (Target_i386::Target_i386): Initialize new fields.
232 (Target_i386::do_plt_address_for_global): New function replacing
233 do_plt_section_for_global.
234 (Target_i386::do_plt_address_for_local): New function replacing
235 do_plt_section_for_local.
236 (Target_i386::got_section): Create got_irelative_.
237 (Target_i386::rel_irelative_section): New function.
238 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
239 fields. Don't define __rel_iplt_{start,end}.
240 (Output_data_plt_i386::add_entry): Add symtab and layout
241 parameters. Change all callers. Use different PLT and GOT for
243 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
244 layout parameters. Change all callers. Use different PLT and
246 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
247 (Output_data_plt_i386::rel_irelative): New function.
248 (Output_data_plt_i386::address_for_global): New function.
249 (Output_data_plt_i386::address_for_local): New function.
250 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
251 IRELATIVE GOT when changing IFUNC GOT entries.
252 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
254 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
255 if we didn't create an IRELATIVE GOT.
256 (Target_i386::Relocate::relocate): Use plt_address_for_global and
257 plt_address_for_local.
258 (Target_i386::do_dynsym_value): Use plt_address_for_global.
259 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
260 got_irelative_, and irelative_count_ fields. Update
262 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
263 Initialize new fields. Remove symtab parameter. Change all
265 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
267 (Output_data_plt_x86_64::has_irelative_section): New function.
268 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
269 (class Target_x86_64): Add got_irelative_ and rel_irelative_
270 fields. Update declarations.
271 (Target_x86_64::Target_x86_64): Initialize new fields.
272 (Target_x86_64::do_plt_address_for_global): New function replacing
273 do_plt_section_for_global.
274 (Target_x86_64::do_plt_address_for_local): New function replacing
275 do_plt_section_for_local.
276 (Target_x86_64::got_section): Create got_irelative_.
277 (Target_x86_64::rela_irelative_section): New function.
278 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
279 all callers. Don't create __rel_iplt_{start,end}.
280 (Output_data_plt_x86_64::add_entry): Add symtab and layout
281 parameters. Change all callers. Use different PLT and GOT for
283 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
284 layout parameters. Change all callers. Use different PLT and
286 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
287 parameters. Change all callers. Use different PLT and GOT for
289 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
290 (Output_data_plt_x86_64::rela_irelative): New function.
291 (Output_data_plt_x86_64::address_for_global): New function.
292 (Output_data_plt_x86_64::address_for_local): New function.
293 (Output_data_plt_x86_64::set_final_data_size): Likewise.
294 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
295 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
296 (Target_x86_64::register_global_plt_entry): Add symtab and layout
298 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
300 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
301 symbols if we didn't create an IRELATIVE GOT.
302 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
303 plt_address_for_local.
304 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
305 * testsuite/ifuncvar1.c: New test file.
306 * testsuite/ifuncvar2.c: New test file.
307 * testsuite/ifuncvar3.c: New test file.
308 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
309 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
310 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
311 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
312 * testsuite/Makefile.in: Rebuild.
314 2011-07-07 Cary Coutant <ccoutant@google.com>
316 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
317 (two_file_test_1_ndebug.o): Likewise.
318 (two_file_test_1b_ndebug.o): Likewise.
319 (two_file_test_2_ndebug.o): Likewise.
320 (two_file_test_main_ndebug.o): Likewise.
321 (incremental_test_2): Link with no-debug versions.
323 2011-07-06 Cary Coutant <ccoutant@google.com>
325 * gold/incremental.cc
326 (Output_section_incremental_inputs::write_info_blocks): Check for
327 hidden and internal symbols.
329 2011-07-06 Cary Coutant <ccoutant@google.com>
331 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
332 Check disposition for startup file.
333 (Incremental_inputs::report_command_line): Ignore
334 --incremental-startup-unchanged option.
335 * options.cc (General_options::parse_incremental_startup_unchanged):
337 (General_options::General_options): Initialize new data member.
338 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
339 (General_options): Add --incremental-startup-unchanged option.
340 (General_options::incremental_startup_disposition): New function.
341 (General_options::incremental_startup_disposition_): New data member.
343 2011-07-06 Cary Coutant <ccoutant@google.com>
345 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
346 input file index to Script_info ctor.
347 (Sized_incremental_binary::do_file_has_changed): Find the
348 command-line argument for files named in scripts.
349 * incremental.h (Script_info::Script_info): New ctor
350 with input file index.
351 (Script_info::input_file_index): New function.
352 (Script_info::input_file_index_): New data member.
353 (Incremental_binary::get_library): Add const.
354 (Incremental_binary::get_script_info): Add const.
355 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
356 * testsuite/Makefile.am (incremental_test_5): New test case.
357 (incremental_test_6): New test case.
358 * testsuite/Makefile.in: Regenerate.
360 2011-07-06 Cary Coutant <ccoutant@google.com>
362 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
363 debug output when command lines differ.
365 2011-07-06 Cary Coutant <ccoutant@google.com>
367 * incremental.cc (Incremental_inputs::report_command_line): Ignore
368 --incremental-patch option.
369 * layout.cc (Free_list::allocate): Extend allocation beyond original
371 (Layout::make_output_section): Mark sections that should get
373 * options.cc (parse_percent): New function.
374 * options.h (parse_percent): New function.
375 (DEFINE_percent): New macro.
376 (General_options): Add --incremental-patch option.
377 * output.cc (Output_section::Output_section): Initialize new data
379 (Output_section::add_input_section): Print section name when out
381 (Output_section::add_output_section_data): Likewise.
382 (Output_section::set_final_data_size): Add patch space when
383 doing --incremental-full.
384 (Output_section::do_reset_address_and_file_offset): Remove patch
386 (Output_segment::set_section_list_addresses): Print debug output
387 only if --incremental-update.
388 * output.h (Output_section::set_is_patch_space_allowed): New function.
389 (Output_section::is_patch_space_allowed_): New data member.
390 (Output_section::patch_space_): New data member.
391 * parameters.cc (Parameters::incremental_full): New function.
392 * parameters.h (Parameters::incremental_full): New function
393 * testsuite/Makefile.am (incremental_test_2): Add test for
394 --incremental-patch option.
395 * testsuite/Makefile.in: Regenerate.
396 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
397 (t18): Remove function body.
399 2011-07-05 Doug Kwan <dougkwan@google.com>
402 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
403 Arm_Address type for relocation result.
404 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
406 (Arm_relocate_functions::abs32): Use unaligned access.
407 (Arm_relocate_functions::rel32): Ditto.
408 (Arm_relocate_functions::prel31): Ditto.
409 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
410 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
411 static data relocations.
412 * testsuite/Makefile.in: Regnerate.
413 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
415 2011-07-05 Ian Lance Taylor <iant@google.com>
418 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
419 symbols if necessary.
420 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
422 2011-07-05 Ian Lance Taylor <iant@google.com>
425 * resolve.cc (Symbol::override_base_with_special): Simply override
426 version with special symbol version, ignoring previous version.
428 2011-07-05 Ian Lance Taylor <iant@google.com>
430 * object.cc (Sized_relobj_file::include_section_group): Add
431 information to comment about signature location.
433 2011-07-02 Ian Lance Taylor <iant@google.com>
436 * options.h (class General_options): Add -f and -F.
437 * options.cc (General_options::finalize): Fatal error if -f/-F
438 are used without -shared.
439 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
441 2011-07-02 Ian Lance Taylor <iant@google.com>
443 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
445 2011-07-01 Ian Lance Taylor <iant@google.com>
449 * resolve.cc (Symbol::override_base_with_special): Don't override
450 the version if the overriding symbol has a different name.
451 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
452 all callers. If we give an error about an undefined version,
453 define the base version if necessary.
454 * dynobj.h (class Versions): Update declaration.
455 * testsuite/weak_alias_test_5.cc: New file.
456 * testsuite/weak_alias_test.script: New file.
457 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
458 and versioned_alias have the right value, and call t2.
459 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
460 weak_alias_test_5.so.
461 (weak_alias_test_LDADD): Likewise.
462 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
463 * testsuite/Makefile.in: Rebuild.
465 2011-07-01 Ian Lance Taylor <iant@google.com>
468 * options.h (class General_options): Support -z notext.
469 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
471 (two_file_shared_nonpic.so): Likewise.
472 (two_file_shared_mixed.so): Likewise.
473 (two_file_shared_mixed_1.so): Likewise.
474 (weak_undef_lib_nonpic.so): Likewise.
475 (alt/weak_undef_lib_nonpic.so): Likewise.
476 (tls_test_shared_nonpic.so): Likewise.
477 * testsuite/Makefile.in: Rebuild.
479 2011-07-01 Ian Lance Taylor <iant@google.com>
482 * configure.ac: Test whether static linking works, setting
483 the automake conditional HAVE_STATIC.
484 * testsuite/Makefile.am: Disable tests using -static if
485 HAVE_STATIC is not true.
486 * configure, testsuite/Makefile.in: Rebuild.
488 2011-07-01 Ian Lance Taylor <iant@google.com>
491 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
492 Assert if we see DW_EH_PE_indirect.
493 * target.h (Target::ehframe_datarel_base): New function.
494 (Target::do_ehframe_datarel_base): New target function.
495 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
496 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
499 2011-07-01 Ian Lance Taylor <iant@google.com>
502 * options.h (class General_options): Add
503 --ld-generated-unwind-info.
504 * ehframe.cc (Fde::write): Add address parameter. Change all
505 callers. If associated with PLT, fill in address and size.
506 (Cie::set_output_offset): Only add merge mapping if there is an
508 (Cie::write): Add address parameter. Change all callers.
509 (Eh_frame::add_ehframe_for_plt): New function.
510 * ehframe.h (class Fde): Update declarations. Move shndx_ and
511 input_offset_ fields into union u_, with new plt field.
512 (Fde::Fde): Adjust for new union field.
513 (Fde::Fde) [Output_data version]: New constructor.
514 (Fde::add_mapping): Only add merge mapping if there is an object.
515 (class Cie): Update declarations.
516 (class Eh_frame): Declare add_ehframe_for_plt.
517 * layout.cc (Layout::layout_eh_frame): Break out code into
518 make_eh_frame_section, and call it.
519 (Layout::make_eh_frame_section): New function.
520 (Layout::add_eh_frame_for_plt): New function.
521 * layout.h (class Layout): Update declarations.
522 * merge.cc (Merge_map::add_mapping): Add assertion.
523 * i386.cc: Include "dwarf.h".
524 (class Output_data_plt_i386): Make first_plt_entry,
525 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
526 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
527 and plt_eh_frame_fde.
528 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
529 boundary. Call add_eh_frame_for_plt if appropriate.
530 * x86_64.cc: Include "dwarf.h".
531 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
532 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
533 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
534 and plt_eh_frame_fde.
535 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
538 2011-06-29 Ian Lance Taylor <iant@google.com>
541 * object.cc (Sized_relobj_file::layout_section): Change shdr
542 parameter to be const.
543 (Sized_relobj_file::layout_eh_frame_section): New function, broken
545 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
546 appropriate. Call layout_eh_frame_section.
547 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
549 * object.h (class Sized_relobj_file): Update declarations.
551 2011-06-29 Ian Lance Taylor <iant@google.com>
554 * script.cc (Token::integer_value): Accept trailing M/m/K/k
556 (Lex::gather_token): Accept trailing M/m/K/k for integers.
558 2011-06-29 Ian Lance Taylor <iant@google.com>
561 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
563 * layout.cc (Layout::layout_eh_frame): Likewise.
565 2011-06-29 Ian Lance Taylor <iant@google.com>
568 * layout.cc (Layout::symtab_section_shndx): New function.
569 * layout.h (class Layout): Declare symtab_section_shndx.
570 * output.cc (Output_section::write_header): Call it.
572 2011-06-29 Ian Lance Taylor <iant@google.com>
575 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
576 symbols which are not used in a relocation.
578 2011-06-28 Ian Lance Taylor <iant@google.com>
581 * layout.cc (Layout::segment_precedes): Don't crash if a linker
582 script create indistinguishable segments.
583 (Layout::set_segment_offsets): Use stable_sort when sorting
584 segments. Pass this to Compare_segments constructor.
585 * layout.h (class Layout): Make segment_precedes non-static.
586 (class Compare_segments): Change from struct to class. Add
587 layout_ field. Add constructor.
589 (Script_sections::attach_sections_using_phdrs_clause): Rename
590 local orphan to is_orphan. Don't report failure to put empty
591 section in segment. On attachment failure, report name of
592 section, and attach to first PT_LOAD segment.
594 2011-06-28 Ian Lance Taylor <iant@google.com>
597 * target-select.cc (Target_selector::Target_selector): Add
598 emulation parameter. Change all callers.
599 (select_target_by_bfd_name): Rename from select_target_by_name.
601 (select_target_by_emulation): New function.
602 (supported_emulation_names): New function.
603 * target-select.h (class Target_selector): Add emulation_ field.
605 (Target_selector::recognize_by_bfd_name): Rename from
606 recognize_by_name. Change all callers.
607 (Target_selector::supported_bfd_names): Rename from
608 supported_names. Change all callers.
609 (Target_selector::recognize_by_emulation): New function.
610 (Target_selector::supported_emulations): New function.
611 (Target_selector::emulation): New function.
612 (Target_selector::do_recognize_by_bfd_name): Rename from
613 do_recognize_by_name. Change all callers.
614 (Target_selector::do_supported_bfd_names): Rename from
615 do_supported_names. Change all callers.
616 (Target_selector::do_recognize_by_emulation): New function.
617 (Target_selector::do_supported_emulations): New function.
618 (select_target_by_bfd_name): Change name in declaration.
619 (select_target_by_emulation): Declare.
620 (supported_emulation_names): Declare.
621 * parameters.cc (parameters_force_valid_target): Try to find
622 target based on emulation from -m option.
623 * options.h (class General_options): Change doc string for -m.
624 * options.cc (help): Print emulations.
625 (General_options::parse_V): Likewise.
626 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
627 Add emulation parameter. Change all callers.
629 2011-06-28 Ian Lance Taylor <iant@google.com>
631 * target.h (class Target): Add osabi_ field.
632 (Target::osabi): New function.
633 (Target::set_osabi): New function.
634 (Target::Target): Initialize osabi_.
635 (Target::do_adjust_elf_header): Make pure virtual.
636 (Sized_target::do_adjust_elf_header): Declare.
637 * target.cc (Sized_target::do_adjust_elf_header): New function.
638 (class Sized_target): Instantiate all versions.
639 * freebsd.h (class Target_freebsd): Remove.
640 (Target_selector_freebsd::do_recognize): Call set_osabi on
642 (Target_selector_freebsd::do_recognize_by_name): Likewise.
643 (Target_selector_freebsd::set_osabi): Remove.
644 * i386.cc (class Target_i386): Inherit from Sized_target rather
646 * x86_64.cc (class Target_x86_64): Likewise.
648 2011-06-28 Ian Lance Taylor <iant@google.com>
650 * target.h (Target::can_check_for_function_pointers): Rewrite.
652 (Target::can_icf_inline_merge_sections): Likewise.
653 (Target::section_may_have_icf_unsafe_poineters): Likewise.
654 (Target::Target_info): Add can_icf_inline_merge_sections field.
655 (Target::do_can_check_for_function_pointers): New virtual
657 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
658 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
659 from can_check_for_function_pointers, move in file.
660 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
661 section_may_have_icf_unsafe_poineters, move in file.
662 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
663 * i386.cc (Target_i386::do_can_check_for_function_pointers):
664 Rename from can_check_for_function_pointers, move in file.
665 (Target_i386::can_icf_inline_merge_sections): Remove.
666 (Target_i386::i386_info): Initialize
667 can_icf_inline_merge_sections.
668 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
669 Initialize can_icf_inline_merge_sections.
670 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
671 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
672 Rename from can_check_for_function_pointers, move in file.
673 (Target_x86_64::can_icf_inline_merge_sections): Remove.
674 (Target_x86_64::x86_64_info): Initialize
675 can_icf_inline_merge_sections.
676 * testsuite/testfile.cc (Target_test::test_target_info):
678 * icf.cc (get_section_contents): Correct formatting.
680 2011-06-27 Ian Lance Taylor <iant@google.com>
682 * symtab.cc (Symbol::versioned_name): New function.
683 (Symbol_table::add_to_final_symtab): Use versioned_name when
685 (Symbol_table::sized_write_symbol): Likewise.
686 * symtab.h (class Symbol): Declare versioned_name.
687 * stringpool.h (class Stringpool_template): Add variant of add
688 which takes a std::basic_string.
689 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
690 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
691 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
692 (ver_test_12.o): New target.
693 * testsuite/Makefile.in: Rebuild.
695 2011-06-27 Doug Kwan <dougkwan@google.com>
697 * arm.cc (Arm_relocate_functions::thm_jump8,
698 Arm_relocate_functions::thm_jump11): Use a wider signed
699 type to compute offset.
700 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
702 * testsuite/Makefile.in: Regenerate.
703 * testsuite/arm_branch_in_range.sh: Check test results of
704 arm_thm_jump11 and arm_thm_jump8.
705 * testsuite/arm_thm_jump11.s: New test source file.
706 * testsuite/arm_thm_jump11.t: New linker script.
707 * testsuite/arm_thm_jump8.s: New test source file.
708 * testsuite/arm_thm_jump8.t: New linker script.
710 2011-06-24 Ian Lance Taylor <iant@google.com>
712 * layout.cc: Include "object.h".
713 (ctors_sections_in_init_array): New static variable.
714 (Layout::is_ctors_in_init_array): New function.
715 (Layout::layout): Add entry to ctors_sections_in_init_array if
717 * layout.h (class Layout): Declare is_ctors_in_init_array.
718 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
719 is_ctors_reverse_view is set.
720 (Sized_relobj_file::write_sections): Add layout parameter. Change
721 all callers. Set is_ctors_reverse_view field of View_size.
722 (Sized_relobj_file::reverse_words): New function.
723 * object.h (Sized_relobj_file::View_size): Add
724 is_ctors_reverse_view field.
725 (class Sized_relobj_file): Update declarations.
726 * testsuite/initpri3.c: New test.
727 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
729 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
730 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
731 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
732 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
733 * testsuite/Makefile.in: Rebuild.
735 2011-06-24 Cary Coutant <ccoutant@google.com>
737 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
738 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
739 (debug_msg_cdebug.err): New targets.
740 * testsuite/Makefile.in: Regenerate.
741 * testsuite/debug_msg.sh: Check output of link with compressed debug.
742 Fix checks for link with shared library.
744 2011-06-24 Doug Kwan <dougkwan@google.com>
746 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
747 skip empty text sections.
748 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
750 2011-06-22 Ian Lance Taylor <iant@google.com>
753 * options.h (class General_options): Add --ctors-in-init-array.
754 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
755 friends as SHT_PROGBITS for merging sections.
756 (Layout::layout): Remove special handling of .init_array and
757 friends. Don't sort if doing relocatable link. Sort for .ctors
758 and .dtors if ctors_in_init_array.
759 (Layout::make_output_section): Force correct section types for
760 .init_array and friends. Don't sort if doing relocatable link,
761 Don't sort .ctors and .dtors if ctors_in_init_array.
762 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
763 (Layout::output_section_name): Add relobj parameter. Change all
764 callers. Handle .ctors. and .dtors. in code rather than table.
765 Handle .ctors and .dtors if ctors_in_init_array.
766 (Layout::match_file_name): New function, moved from output.cc.
767 * layout.h (class Layout): Update declarations.
768 * output.cc: Include "layout.h".
769 (Input_section_sort_entry::get_priority): New function.
770 (Input_section_sort_entry::match_file_name): Just call
771 Layout::match_file_name.
772 (Output_section::Input_section_sort_init_fini_compare::operator()):
773 Handle .ctors and .dtors. Sort by explicit priority rather than
775 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
776 * testsuite/initpri2.c: New test.
777 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
778 (check_PROGRAMS): Add initpri2.
779 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
780 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
781 * configure, testsuite/Makefile.in: Rebuild.
783 2011-06-19 Ian Lance Taylor <iant@google.com>
786 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
787 .interp section to a PT_INTERP segment even if we have seen a
788 --dynamic-linker option. Don't do it if we have seen a PHDRS
789 clause in a linker script.
790 (Layout::finalize): Don't create a .interp section if we've
791 already create a PT_INTERP segment.
792 (Layout::create_interp): Always call choose_output_section (revert
793 patch of 2011-06-17). Don't create PT_INTERP segment.
795 (Script_sections::create_note_and_tls_segments): Add a .interp
796 section to a PT_INTERP segment even if we have seen a
797 --dynamic-linker option.
799 2011-06-18 Ian Lance Taylor <iant@google.com>
801 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
802 merely because a non-PT_LOAD segment has a dynamic reloc.
804 2011-06-18 Ian Lance Taylor <iant@google.com>
806 * layout.cc (Layout::finish_dynamic_section): Don't create
807 DT_FLAGS entry if not needed.
809 2011-06-18 Ian Lance Taylor <iant@google.com>
812 * layout.cc (Layout::layout_eh_frame): Correct handling of
813 writable .eh_frame section.
815 2011-06-17 Ian Lance Taylor <iant@google.com>
818 * resolve.cc (Symbol_table::resolve): Don't give an error if a
819 symbol is redefined with the exact same object and value.
821 2011-06-17 Ian Lance Taylor <iant@google.com>
824 * layout.h (class Layout): Add interp_segment_ field.
825 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
826 (Layout::attach_allocated_section_to_segment): If making shared
827 library, put .interp section in PT_INTERP segment.
828 (Layout::finalize): Also call create_interp if -dynamic-linker
830 (Layout::create_interp): Assert that there is no PT_INTERP
831 segment. If not using a SECTIONS clause, use make_output_section.
832 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
834 (Script_sections::create_note_and_tls_segments): If making shared
835 library, put .interp section in PT_INTERP segment.
837 2011-06-17 Ian Lance Taylor <iant@google.com>
839 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
840 when making a shared library.
842 2011-06-17 Ian Lance Taylor <iant@google.com>
844 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
845 parameter. Change all callers. Don't issue warning about PC32
846 against locally defined symbol.
848 2011-06-16 Ian Lance Taylor <iant@google.com>
850 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
851 occurs in same object.
853 2011-06-14 Alan Modra <amodra@gmail.com>
855 * po/POTFILES.in: Regenerate.
857 2011-06-09 Ian Lance Taylor <iant@google.com>
860 (Orphan_output_section::set_section_addresses): For a relocatable
861 link set address to 0.
863 2011-06-09 Cary Coutant <ccoutant@google.com>
866 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
867 used with --compress-debug-sections.
868 * gold/object.cc (Sized_relobj_file::do_layout): Report
869 uncompressed size of compressed input sections.
871 2011-06-08 Cary Coutant <ccoutant@google.com>
874 * testsuite/two_file_test_2_v1.cc: Change initialization of
875 v2 to keep it in .data.
877 2011-06-07 Cary Coutant <ccoutant@google.com>
879 * common.cc (Symbol_table::do_allocate_commons_list): Call
881 * errors.cc (Errors::fatal): Adjust call to gold_exit.
882 (Errors::fallback): New function.
883 (gold_fallback): New function.
884 * errors.h (Errors::fallback): New function.
885 * gold.cc (gold_exit): Change status parameter to enum; adjust
887 (queue_initial_tasks): Call gold_fallback.
888 * gold.h: Include cstdlib.
889 (Exit_status): New enum type.
890 (gold_exit): Change status parameter to enum.
891 (gold_fallback): New function.
892 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
893 (Layout::create_symtab_sections): Likewise.
894 (Layout::create_shdrs): Likewise.
895 * main.cc (main): Adjust call to gold_exit.
896 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
897 (Output_data_got::add_got_entry_pair): Likewise.
898 (Output_section::add_input_section): Likewise.
899 (Output_section::add_output_section_data): Likewise.
900 (Output_segment::set_section_list_addresses): Likewise.
901 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
903 2011-06-07 Cary Coutant <ccoutant@google.com>
905 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
906 for incremental links.
907 * output.cc (Output_segment::set_section_list_addresses): Remove
908 FIXME and test for TLS or BSS.
910 2011-06-07 Cary Coutant <ccoutant@google.com>
912 * testsuite/Makefile.am: Add incremental_copy_test,
913 incremental_common_test_1.
914 * testsuite/Makefile.in: Regenerate.
915 * testsuite/common_test_1_v1.c: New source file.
916 * testsuite/common_test_1_v2.c: New source file.
917 * testsuite/copy_test_v1.cc: New source file.
919 2011-06-07 Cary Coutant <ccoutant@google.com>
921 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
922 update, allocate common from bss section's free list.
923 * incremental-dump.cc (dump_incremental_inputs): Print flag for
924 linker-defined symbols.
925 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
926 Skip GOT and PLT entries that are no longer referenced.
927 (Output_section_incremental_inputs::write_info_blocks): Mark
928 linker-defined symbols.
929 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
930 * output.cc (Output_section::allocate): New function.
931 * output.h (Output_section::allocate): New function.
932 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
933 linker-defined symbols.
934 (Symbol::override_base_with_special): Copy is_predefined_ flag.
935 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
936 (Symbol::init_base_output_data): Likewise.
937 (Symbol::init_base_output_segment): Likewise.
938 (Symbol::init_base_constant): Likewise.
939 (Sized_symbol::init_output_data): Likewise.
940 (Sized_symbol::init_output_segment): Likewise.
941 (Sized_symbol::init_constant): Likewise.
942 (Symbol_table::do_define_in_output_data): Likewise.
943 (Symbol_table::do_define_in_output_segment): Likewise.
944 (Symbol_table::do_define_as_constant): Likewise.
945 * symtab.h (Symbol::is_predefined): New function.
946 (Symbol::init_base_output_data): Add is_predefined parameter.
947 (Symbol::init_base_output_segment): Likewise.
948 (Symbol::init_base_constant): Likewise.
949 (Symbol::is_predefined_): New data member.
950 (Sized_symbol::init_output_data): Add is_predefined parameter.
951 (Sized_symbol::init_output_segment): Likewise.
952 (Sized_symbol::init_constant): Likewise.
953 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
955 2011-06-07 Cary Coutant <ccoutant@google.com>
957 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
958 instead of emit_copy_reloc.
959 (Copy_relocs::emit_copy_reloc): Refactor.
960 (Copy_relocs::make_copy_reloc): New function.
961 (Copy_relocs::add_copy_reloc): Remove.
962 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
964 (Copy_relocs::make_copy_reloc): New function.
965 (Copy_relocs::add_copy_reloc): Remove.
966 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
967 unchanged input files.
968 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
969 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
970 Reserve BSS space for COPY relocations.
971 (Sized_incremental_binary::do_emit_copy_relocs): New function.
972 (Output_section_incremental_inputs::write_info_blocks): Record
973 whether a symbol is copied from a shared object.
974 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
975 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
976 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
977 (Incremental_input_entry_reader::get_output_symbol_index): Add
979 (Incremental_binary::emit_copy_relocs): New function.
980 (Incremental_binary::do_emit_copy_relocs): New function.
981 (Sized_incremental_binary::Sized_incremental_binary): Initialize
983 (Sized_incremental_binary::add_copy_reloc): New function.
984 (Sized_incremental_binary::do_emit_copy_relocs): New function.
985 (Sized_incremental_binary::Copy_reloc): New struct.
986 (Sized_incremental_binary::Copy_relocs): New typedef.
987 (Sized_incremental_binary::copy_relocs_): New data member.
988 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
989 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
990 * target.h (Sized_target::emit_copy_reloc): New function.
991 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
993 2011-06-02 Cary Coutant <ccoutant@google.com>
996 * gold/archive.cc (Archive::Archive): Initialize new data member.
997 (Archive::include_all_members): Return if archive has already been
999 * gold/archive.h (Archive::include_all_members_): New data member.
1001 2011-06-02 Nick Clifton <nickc@redhat.com>
1003 * dynobj.h: Fix spelling mistake in comment.
1004 * output.cc: Likewise.
1006 2011-05-31 Doug Kwan <dougkwan@google.com>
1010 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1011 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1012 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1013 redundant arm_exidx_test.so.
1014 * testsuite/Makefile.in: Regenerate.
1015 (check_SCRIPTS): Add pr12826.sh
1016 (check_DATA): Add pr12826.stdout
1017 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1018 * testsuite/pr12826.sh: New file.
1019 * testsuite/pr12826_1.s: Ditto.
1020 * testsuite/pr12826_1.s: Ditto.
1022 2011-05-30 Ian Lance Taylor <iant@google.com>
1024 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1027 2011-05-29 Ian Lance Taylor <iant@google.com>
1030 * testsuite/Makefile.am: Use different file name for two_file_test
1031 temporary file for each incremental test.
1032 * testsuite/Makefile.in: Rebuild.
1034 2011-05-29 Ian Lance Taylor <iant@google.com>
1036 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1037 binary input file is empty.
1039 2011-05-27 Ian Lance Taylor <iant@google.com>
1041 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1042 (ver_test_9.so): Likewise.
1043 * testsuite/Makefile.in: Rebuild.
1045 2011-05-26 Cary Coutant <ccoutant@google.com>
1047 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1048 * incremental.cc (Incremental_inputs::report_input_section): Fix
1049 comment, indentation.
1050 (Incremental_inputs::report_comdat_group): New function.
1051 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1052 of data for incremental input file entry.
1053 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1054 group count, COMDAT group signatures.
1055 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1056 an unchanged input file.
1057 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1058 Initialize new data member.
1059 (Incremental_object_entry::add_comdat_group): New function.
1060 (Incremental_object_entry::get_comdat_group_count): New function.
1061 (Incremental_object_entry::get_comdat_signature_key): New function.
1062 (Incremental_object_entry::groups_): New data member.
1063 (Incremental_inputs::report_comdat_group): New function.
1064 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1065 data for incremental input file entry.
1066 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1067 (Incremental_input_entry_reader::get_input_section): Adjust size of
1068 data for incremental input file entry.
1069 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1070 (Incremental_input_entry_reader::get_comdat_group_signature): New
1072 * object.cc (Sized_relobj::include_section_group): Report kept
1073 COMDAT groups for incremental links.
1075 2011-05-24 David Meyer <pdox@google.com>
1077 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1078 with name parameter. Add found_name parameter.
1079 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1080 * dirsearch.h (class Dirsearch): Update declaration.
1082 2011-05-24 Ian Lance Taylor <iant@google.com>
1084 * archive.cc (Library_base::should_include_member): Pull in object
1085 from archive if it defines the entry symbol.
1086 * parameters.cc (Parameters::entry): New function.
1087 * parameters.h (class Parameters): Declare entry.
1088 * output.h (class Output_file_header): Remove entry_ field.
1089 * output.cc (Output_file_header::Output_file_header): Remove entry
1090 parameter. Change all callers.
1091 (Output_file_header::entry): Use parameters->entry.
1092 * gold.cc (queue_middle_tasks): Likewise.
1093 * plugin.cc (Plugin_hook::run): Likewise.
1095 2011-05-24 Cary Coutant <ccoutant@google.com>
1097 * gold.cc (queue_initial_tasks): Pass incremental base filename
1098 to Output_file::open_base_file; don't print error message.
1099 * incremental-dump.cc (main): Adjust call to
1100 Output_file::open_for_modification.
1101 * incremental-dump.cc (main): Likewise.
1102 * incremental.cc (Incremental_inputs::report_command_line):
1103 Ignore --incremental-base option when comparing command lines.
1104 Ignore parameter when given as separate argument.
1105 * options.h (class General_options): Add --incremental-base.
1106 * output.cc (Output_file::Output_file):
1107 (Output_file::open_base_file): Add base_name and writable parameters;
1108 read base file into new file; print error message here.
1109 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1111 * output.h (Output_file::open_for_modification): Rename to...
1112 (Output_file::open_base_file): ...this; add base_name and
1113 writable parameters; adjust all callers.
1114 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1116 * testsuite/Makefile.am (incremental_test_4): Test
1118 * testsuite/Makefile.in: Regenerate.
1120 2011-05-24 Cary Coutant <ccoutant@google.com>
1122 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1124 * testsuite/Makefile.in: Regenerate.
1125 * testsuite/two_file_test_1_v1.cc: New test source file.
1126 * testsuite/two_file_test_1b_v1.cc: New test source file.
1127 * testsuite/two_file_test_2_v1.cc: New test source file.
1129 2011-05-24 Cary Coutant <ccoutant@google.com>
1131 * dynobj.h (Dynobj::do_dynobj): New function.
1132 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1133 flag and soname for shared objects.
1134 * incremental.cc (Incremental_inputs::report_object): Make
1135 either Incremental_object_entry or Incremental_dynobj_entry; add
1136 soname to string table.
1137 (Incremental_inputs::report_input_section): Add assertion.
1138 (Output_section_incremental_inputs::set_final_data_size): Adjust
1139 type of input file entry for shared libraries; adjust size of
1140 shared library info entry.
1141 (Output_section_incremental_inputs::write_input_files): Write
1142 as_needed flag for shared libraries.
1143 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1144 of input file entry for shared libraries; write soname.
1145 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1146 soname from incremental info.
1147 * incremental.h (enum Incremental_input_flags): Add
1148 INCREMENTAL_INPUT_AS_NEEDED.
1149 (Incremental_input_entry::Incremental_input_entry): Initialize new
1151 (Incremental_input_entry::set_as_needed): New function.
1152 (Incremental_input_entry::as_needed): New function.
1153 (Incremental_input_entry::do_dynobj_entry): New function.
1154 (Incremental_input_entry::as_needed_): New data member.
1155 (Incremental_object_entry::Incremental_object_entry): Don't check
1157 (Incremental_object_entry::do_type): Likewise.
1158 (class Incremental_dynobj_entry): New class.
1159 (Incremental_input_entry_reader::as_needed): New function.
1160 (Incremental_input_entry_reader::get_soname): New function.
1161 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1162 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1163 size of shared library info entry.
1164 * layout.cc (Layout::finish_dynamic_section): Don't test for
1165 incremental link when adding DT_NEEDED entries.
1166 * object.h (Object::Object): Initialize new data member.
1167 (Object::dynobj): New function.
1168 (Object::set_as_needed): New function.
1169 (Object::as_needed): New function.
1170 (Object::do_dynobj): New function.
1171 (Object::as_needed_): New data member.
1173 2011-05-24 Cary Coutant <ccoutant@google.com>
1175 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1176 info; adjust display of GOT entries.
1177 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1178 vector of input objects; remove file_status_.
1179 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1180 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1181 got_plt reader; call target hooks to reserve GOT entries.
1182 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1183 of input file info header and GOT info entry.
1184 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1186 (Got_plt_view_info::got_descriptor): Remove.
1187 (Got_plt_view_info::sym_index): New data member.
1188 (Got_plt_view_info::input_index): New data member.
1189 (Local_got_offset_visitor::visit): Write input file index.
1190 (Global_got_offset_visitor::visit): Write 0 for input file index.
1191 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1192 with sym_index and input_index.
1193 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1194 incremental info GOT entry; replace got_descriptor with input_index.
1195 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1196 map from input file index to object.
1197 (Sized_relobj_incr::do_layout): Replace direct data member reference
1198 with accessor function.
1199 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1200 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1201 Adjust size of input file info header.
1202 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1203 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1204 (Incremental_input_entry_reader::get_input_section): Adjust size of
1205 input file info header.
1206 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1207 of incremental info GOT entry.
1208 (Incremental_got_plt_reader::get_got_desc): Remove.
1209 (Incremental_got_plt_reader::get_got_symndx): New function.
1210 (Incremental_got_plt_reader::get_got_input_index): New function.
1211 (Sized_incremental_binary::Sized_incremental_binary): Remove
1212 file_status_; add input_objects_.
1213 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1214 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1215 (Sized_incremental_binary::file_is_unchanged): Remove.
1216 (Sized_incremental_binary::set_input_object): New function.
1217 (Sized_incremental_binary::input_object): New function.
1218 (Sized_incremental_binary::file_status_): Remove.
1219 (Sized_incremental_binary::input_objects_): New data member.
1220 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1222 (Sized_relobj_incr::invalid_address): Move to base class.
1223 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1225 (Sized_relobj_incr::do_output_section_offset): Likewise.
1226 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1227 (Sized_relobj_incr::section_offsets_): Likewise.
1228 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1230 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1231 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1232 with accessor function.
1233 (Sized_relobj_file::do_layout): Likewise.
1234 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1235 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1236 (Sized_relobj_file::compute_final_local_value): Replace refs to
1237 section_offsets_ with accessor function.
1238 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1239 * object.h (Relobj::Relobj): Initialize new data members.
1240 (Relobj::add_dyn_reloc): New function.
1241 (Relobj::first_dyn_reloc): New function.
1242 (Relobj::dyn_reloc_count): New function.
1243 (Relobj::first_dyn_reloc_): New data member.
1244 (Relobj::dyn_reloc_count_): New data member.
1245 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1247 (Sized_relobj::Address): New typedef.
1248 (Sized_relobj::invalid_address): Move here from child class.
1249 (Sized_relobj::Sized_relobj): Initialize new data members.
1250 (Sized_relobj::sized_relobj): New function.
1251 (Sized_relobj::is_output_section_offset_invalid): Move here from
1253 (Sized_relobj::get_output_section_offset): Likewise.
1254 (Sized_relobj::local_has_got_offset): Likewise.
1255 (Sized_relobj::local_got_offset): Likewise.
1256 (Sized_relobj::set_local_got_offset): Likewise.
1257 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1258 (Sized_relobj::clear_got_offsets): New function.
1259 (Sized_relobj::section_offsets): Move here from child class.
1260 (Sized_relobj::do_output_section_offset): Likewise.
1261 (Sized_relobj::do_set_section_offset): Likewise.
1262 (Sized_relobj::Local_got_offsets): Likewise.
1263 (Sized_relobj::local_got_offsets_): Likewise.
1264 (Sized_relobj::section_offsets_): Likewise.
1265 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1267 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1269 (Sized_relobj_file::sized_relobj): New function
1270 (Sized_relobj_file::local_has_got_offset): Move to base class.
1271 (Sized_relobj_file::local_got_offset): Likewise.
1272 (Sized_relobj_file::set_local_got_offset): Likewise.
1273 (Sized_relobj_file::get_output_section_offset): Likewise.
1274 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1275 (Sized_relobj_file::do_output_section_offset): Likewise.
1276 (Sized_relobj_file::do_set_section_offset): Likewise.
1277 (Sized_relobj_file::Local_got_offsets): Likewise.
1278 (Sized_relobj_file::local_got_offsets_): Likewise.
1279 (Sized_relobj_file::section_offsets_): Likewise.
1280 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1282 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1283 (Output_reloc::get_symbol_index): Likewise.
1284 (Output_reloc::local_section_offset): Likewise.
1285 (Output_reloc::get_address): Likewise.
1286 (Output_reloc::symbol_value): Likewise.
1287 (Output_data_got::reserve_slot): Move to class definition.
1288 (Output_data_got::reserve_local): New function.
1289 (Output_data_got::reserve_slot_for_global): Remove.
1290 (Output_data_got::reserve_global): New function.
1291 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1292 (all constructors, two instantiations).
1293 (Output_reloc::get_relobj): New function (two instantiations).
1294 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1295 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1296 (Output_data_reloc::add_global): Adjust type of relobj.
1297 (Output_data_reloc::add_global_relative): Likewise.
1298 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1299 (Output_data_reloc::add_local): Likewise.
1300 (Output_data_reloc::add_local_relative): Likewise.
1301 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1302 (Output_data_reloc::add_local_section): Likewise.
1303 (Output_data_reloc::add_output_section): Likewise.
1304 (Output_data_reloc::add_absolute): Likewise.
1305 (Output_data_reloc::add_target_specific): Likewise.
1306 (Output_data_got::reserve_slot): Move definition here.
1307 (Output_data_got::reserve_local): New function.
1308 (Output_data_got::reserve_global): New function.
1309 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1310 section_offsets_ with accessor function.
1311 (Sized_relobj_file::write_sections): Likewise.
1312 (Sized_relobj_file::do_relocate_sections): Likewise.
1313 * target.h (Sized_target::reserve_local_got_entry): New function.
1314 (Sized_target::reserve_global_got_entry): New function.
1315 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1316 (Target_x86_64::reserve_global_got_entry): New function.
1317 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1319 2011-05-23 Cary Coutant <ccoutant@google.com>
1321 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1322 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1323 bit when checking got_type.
1324 * incremental.cc (Sized_incremental_binary::setup_readers):
1325 Store symbol table and string table locations; initialize bit vector
1326 of file status flags.
1327 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1329 (Sized_incremental_binary::do_process_got_plt): New function.
1330 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1331 (Output_section_incremental_inputs::set_final_data_size): Record
1332 file index for each input file.
1333 (Output_section_incremental_inputs::write_got_plt): Store file index
1334 instead of input entry offset for each GOT entry.
1336 (Incremental_input_entry::Incremental_input_entry): Initialize new
1338 (Incremental_input_entry::set_offset): Store file index.
1339 (Incremental_input_entry::get_file_index): New function.
1340 (Incremental_input_entry::file_index_): New data member.
1341 (Incremental_binary::process_got_plt): New function.
1342 (Incremental_binary::do_process_got_plt): New function.
1343 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1345 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1346 (Sized_incremental_binary::set_file_is_unchanged): New function.
1347 (Sized_incremental_binary::file_is_unchanged): New function.
1348 (Sized_incremental_binary::do_process_got_plt): New function.
1349 (Sized_incremental_binary::file_status_): New data member.
1350 (Sized_incremental_binary::main_symtab_loc_): New data member.
1351 (Sized_incremental_binary::main_strtab_loc_): New data member.
1352 * output.cc (Output_data_got::Got_entry::write): Add case
1354 (Output_data_got::add_global): Call add_got_entry.
1355 (Output_data_got::add_global_plt): Likewise.
1356 (Output_data_got::add_global_with_rel): Likewise.
1357 (Output_data_got::add_global_with_rela): Likewise.
1358 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1359 (Output_data_got::add_global_pair_with_rela): Likewise.
1360 (Output_data_got::add_local): Call add_got_entry.
1361 (Output_data_got::add_local_plt): Likewise.
1362 (Output_data_got::add_local_with_rel): Likewise.
1363 (Output_data_got::add_local_with_rela): Likewise.
1364 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1365 (Output_data_got::add_local_pair_with_rela): Likewise.
1366 (Output_data_got::reserve_slot): New function.
1367 (Output_data_got::reserve_slot_for_global): New function.
1368 (Output_data_got::add_got_entry): New function.
1369 (Output_data_got::add_got_entry_pair): New function.
1370 (Output_section::add_output_section_data): Edit FIXME.
1372 (Output_section_data_build::Output_section_data_build): New
1373 constructor with size parameter.
1374 (Output_data_space::Output_data_space): Likewise.
1375 (Output_data_got::Output_data_got): Initialize new data member; new
1376 constructor with size parameter.
1377 (Output_data_got::add_constant): Call add_got_entry.
1378 (Output_data_got::reserve_slot): New function.
1379 (Output_data_got::reserve_slot_for_global): New function.
1380 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1381 (Output_data_got::add_got_entry): New function.
1382 (Output_data_got::add_got_entry_pair): New function.
1383 (Output_data_got::free_list_): New data member.
1384 * target.h (Sized_target::init_got_plt_for_update): New function.
1385 (Sized_target::register_global_plt_entry): New function.
1386 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1387 Initialize new data member; call init; add constructor with PLT count.
1388 (Output_data_plt_x86_64::init): New function.
1389 (Output_data_plt_x86_64::add_relocation): New function.
1390 (Output_data_plt_x86_64::reserve_slot): New function.
1391 (Output_data_plt_x86_64::free_list_): New data member.
1392 (Target_x86_64::init_got_plt_for_update): New function.
1393 (Target_x86_64::register_global_plt_entry): New function.
1394 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1395 incremental updates.
1396 (Output_data_plt_x86_64::add_relocation): New function.
1397 * testsuite/object_unittest.cc (Object_test): Set default options.
1399 2011-05-16 Ian Lance Taylor <iant@google.com>
1401 * options.h (class General_options): Make -i a synonym for -r.
1403 2011-05-16 Ian Lance Taylor <iant@google.com>
1405 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1407 2011-05-10 Cary Coutant <ccoutant@google.com>
1409 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1412 2011-05-06 Ian Lance Taylor <iant@google.com>
1414 * layout.cc (Layout::layout): If the output section flags change,
1415 update the ordering.
1417 2011-04-25 Cary Coutant <ccoutant@google.com>
1419 * incremental-dump.cc (dump_incremental_inputs): Print local
1420 symbol info for each input file.
1422 (Output_section_incremental_inputs::set_final_data_size): Add local
1423 symbol info to input file entries in incremental info.
1424 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1425 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1426 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1427 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1429 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1430 (Sized_incr_relobj::do_relocate): Write the local symbols.
1431 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1432 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1433 Adjust size of input file header.
1434 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1435 (Incremental_inputs_reader::get_local_symbol_count): New function.
1436 (Incremental_inputs_reader::get_input_section): Adjust size of input
1438 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1439 (Sized_incr_relobj::This): New typedef.
1440 (Sized_incr_relobj::sym_size): New const data member.
1441 (Sized_incr_relobj::Local_symbol): New struct.
1442 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1443 (Sized_incr_relobj::do_local_symbol_offset): New function.
1444 (Sized_incr_relobj::local_symbol_count_): New data member.
1445 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1446 (Sized_incr_relobj::local_symbol_index_): New data member.
1447 (Sized_incr_relobj::local_symbol_offset_): New data member.
1448 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1449 (Sized_incr_relobj::local_symbols_): New data member.
1450 * object.h (Relobj::output_local_symbol_count): New function.
1451 (Relobj::local_symbol_offset): New function.
1452 (Relobj::do_output_local_symbol_count): New function.
1453 (Relobj::do_local_symbol_offset): New function.
1454 (Sized_relobj::do_output_local_symbol_count): New function.
1455 (Sized_relobj::do_local_symbol_offset): New function.
1457 2011-04-22 Vladimir Simonov <sv@sw.ru>
1459 * descriptors.cc (set_close_on_exec): New function.
1460 (Descriptors::open): Use set_close_on_exec.
1461 * output.cc (S_ISLNK): Define if not defined.
1463 2011-04-22 Cary Coutant <ccoutant@google.com>
1465 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1467 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1468 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1469 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1471 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1472 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1473 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1475 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1477 (Incremental_binary::apply_incremental_relocs): New function.
1478 (Incremental_binary::do_apply_incremental_relocs): New function.
1479 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1481 (Sized_incremental_binary::add_global_symbol): New function.
1482 (Sized_incremental_binary::global_symbol): New function.
1483 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1484 (Sized_incremental_binary::symbol_map_): New data member.
1485 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1486 * target.h (Sized_target::apply_relocation): New function.
1487 * target-reloc.h (apply_relocation): New function.
1488 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1490 2011-04-22 Doug Kwan <dougkwan@google.com>
1492 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1493 flag of a SHT_ARM_EXIDX section.
1494 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1495 * testsuite/Makefile.in: Regenerate.
1496 * testsuite/arm_exidx_test.s: New file.
1497 * testsuite/arm_exidx_test.sh: Same.
1499 2011-04-20 Cary Coutant <ccoutant@google.com>
1502 * archive.h (Incremental_archive_entry::Archive_member):
1503 Initialize arg_serial_ (second constructor).
1505 2011-04-17 Ian Lance Taylor <iant@google.com>
1507 * object.cc (Relocate_info::location): Simplify location string.
1508 * errors.cc (Errors::error_at_location): Don't print program
1510 (Errors::warning_at_location): Likewise.
1511 (Errors::undefined_symbol): Likewise.
1512 * testsuite/debug_msg.sh: Update accordingly.
1514 2011-04-14 Cary Coutant <ccoutant@google.com>
1516 * gold/layout.cc (Layout::symtab_section_offset): New function.
1517 * gold/layout.h (Layout::symtab_section_offset): New function.
1518 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1520 2011-04-12 Ian Lance Taylor <iant@google.com>
1522 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1523 with MREMAP_MAYMOVE.
1524 * output.h (class Output_file): Add map_is_allocated_ field.
1525 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1526 not available, provide stubs. If mremap is not available, #define
1528 (MREMAP_MAYMOVE): Define if not defined.
1529 (Output_file::Output_file): Initialize map_is_allocated_.
1530 (Output_file::resize): Check map_is_allocated_.
1531 (Output_file::map_anonymous): If mmap fails, use malloc.
1532 (Output_file::unmap): Don't do anything for an anonymous map.
1533 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1534 is not available, provide stubs.
1535 (File_read::View::~View): Use free rather than delete[].
1536 (File_read::make_view): Use malloc rather than new[]. If mmap
1538 (File_read::find_or_make_view): Use malloc rather than new[].
1539 * gold.h: Remove HAVE_REMAP code.
1540 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1541 exists. Rename mremap to gold_mremap. If mmap is not available
1543 * configure, config.in: Rebuild.
1545 2011-04-11 Ian Lance Taylor <iant@google.com>
1547 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1548 initialize local variable v.
1550 2011-04-11 Cary Coutant <ccoutant@google.com>
1552 * archive.cc (Archive::include_member): Adjust call to
1554 (Add_archive_symbols::run): Track argument serial numbers.
1555 (Lib_group::include_member): Likewise.
1556 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1557 * archive.h (Incremental_archive_entry::Archive_member):
1558 Initialize arg_serial_.
1559 (Archive_member::arg_serial_): New data member.
1560 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1561 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1563 (Sized_dynobj::do_for_all_local_got_entries): New function.
1564 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1566 * fileread.cc (get_mtime): New function.
1567 * fileread.h (get_mtime): New function.
1568 * gold.cc (queue_initial_tasks): Check for incremental update.
1569 (process_incremental_input): New function.
1570 (queue_middle_tasks): Don't force valid target for incremental
1572 * incremental-dump.cc (find_input_containing_global): Adjust
1573 size of symbol info entry.
1574 (dump_incremental_inputs): Dump argument serial number and
1575 in_system_directory flag; bias shndx by 1; print symbol names
1576 when dumping per-file symbol lists; use new symbol info readers.
1578 (Output_section_incremental_inputs:update_data_size): New function.
1579 (Sized_incremental_binary::setup_readers): Setup input readers
1580 for each input file; build maps for files added from libraries
1582 (Sized_incremental_binary::check_input_args): New function.
1583 (Sized_incremental_binary::do_check_inputs): Build map of argument
1584 serial numbers to input arguments.
1585 (Sized_incremental_binary::do_file_has_changed): Rename
1586 do_file_is_unchanged to this; compare file modification times.
1587 (Sized_incremental_binary::do_init_layout): New function.
1588 (Sized_incremental_binary::do_reserve_layout): New function.
1589 (Sized_incremental_binary::do_get_input_reader): Remove.
1590 (Sized_incremental_binary::get_symtab_view): New function.
1591 (Incremental_checker::can_incrementally_link_output_file): Remove.
1592 (Incremental_inputs::report_command_line): Exclude --debug options.
1593 (Incremental_inputs::report_archive_begin): Add parameter; track
1594 argument serial numbers; don't put input file entry for archive
1595 before archive members.
1596 (Incremental_inputs::report_archive_end): Put input file entry
1597 for archive after archive members.
1598 (Incremental_inputs::report_object): Add parameter; track argument
1599 serial numbers and in_system_directory flag.
1600 (Incremental_inputs::report_script): Add parameter; track argument
1602 (Output_section_incremental_inputs::set_final_data_size): Adjust
1603 size of symbol info entry; check for forwarding symbols.
1604 (Output_section_incremental_inputs::write_input_files): Write
1605 in_system_directory flag and argument serial number.
1606 (Output_section_incremental_inputs::write_info_blocks): Map section
1607 indices between incremental info and original input file; store
1608 input section index for each symbol.
1609 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1610 change operator() to visit().
1611 (class Global_got_offset_visitor): Likewise.
1612 (class Global_symbol_visitor_got_plt):
1613 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1615 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1616 (Sized_incr_relobj::do_read_symbols): New function.
1617 (Sized_incr_relobj::do_layout): New function.
1618 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1619 (Sized_incr_relobj::do_add_symbols): New function.
1620 (Sized_incr_relobj::do_should_include_member): New function.
1621 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1622 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1623 (Sized_incr_relobj::do_section_size): New function.
1624 (Sized_incr_relobj::do_section_name): New function.
1625 (Sized_incr_relobj::do_section_contents): New function.
1626 (Sized_incr_relobj::do_section_flags): New function.
1627 (Sized_incr_relobj::do_section_entsize): New function.
1628 (Sized_incr_relobj::do_section_address): New function.
1629 (Sized_incr_relobj::do_section_type): New function.
1630 (Sized_incr_relobj::do_section_link): New function.
1631 (Sized_incr_relobj::do_section_info): New function.
1632 (Sized_incr_relobj::do_section_addralign): New function.
1633 (Sized_incr_relobj::do_initialize_xindex): New function.
1634 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1635 (Sized_incr_relobj::do_read_relocs): New function.
1636 (Sized_incr_relobj::do_gc_process_relocs): New function.
1637 (Sized_incr_relobj::do_scan_relocs): New function.
1638 (Sized_incr_relobj::do_count_local_symbols): New function.
1639 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1640 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1641 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1642 (Sized_incr_relobj::do_relocate): New function.
1643 (Sized_incr_relobj::do_set_section_offset): New function.
1644 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1645 (Sized_incr_dynobj::do_read_symbols): New function.
1646 (Sized_incr_dynobj::do_layout): New function.
1647 (Sized_incr_dynobj::do_add_symbols): New function.
1648 (Sized_incr_dynobj::do_should_include_member): New function.
1649 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1650 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1651 (Sized_incr_dynobj::do_section_size): New function.
1652 (Sized_incr_dynobj::do_section_name): New function.
1653 (Sized_incr_dynobj::do_section_contents): New function.
1654 (Sized_incr_dynobj::do_section_flags): New function.
1655 (Sized_incr_dynobj::do_section_entsize): New function.
1656 (Sized_incr_dynobj::do_section_address): New function.
1657 (Sized_incr_dynobj::do_section_type): New function.
1658 (Sized_incr_dynobj::do_section_link): New function.
1659 (Sized_incr_dynobj::do_section_info): New function.
1660 (Sized_incr_dynobj::do_section_addralign): New function.
1661 (Sized_incr_dynobj::do_initialize_xindex): New function.
1662 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1663 (make_sized_incremental_object): New function.
1664 (Incremental_library::copy_unused_symbols): New function.
1665 (Incremental_library::do_for_all_unused_symbols): New function.
1666 * incremental.h (enum Incremental_input_flags): New type.
1667 (class Incremental_checker): Remove.
1668 (Incremental_input_entry::Incremental_input_entry): Add argument
1670 (Incremental_input_entry::arg_serial): New function.
1671 (Incremental_input_entry::set_is_in_system_directory): New function.
1672 (Incremental_input_entry::is_in_system_directory): New function.
1673 (Incremental_input_entry::arg_serial_): New data member.
1674 (Incremental_input_entry::is_in_system_directory_): New data member.
1675 (class Script_info): Move here from script.h.
1676 (Script_info::Script_info): Add filename parameter.
1677 (Script_info::filename): New function.
1678 (Script_info::filename_): New data member.
1679 (Incremental_script_entry::Incremental_script_entry): Add argument
1681 (Incremental_object_entry::Incremental_object_entry): Likewise.
1682 (Incremental_object_entry::add_input_section): Build list of input
1683 sections with map to original shndx.
1684 (Incremental_object_entry::get_input_section_index): New function.
1685 (Incremental_object_entry::shndx_): New data member.
1686 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1687 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1688 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1690 (Incremental_inputs::report_archive_begin): Likewise.
1691 (Incremental_inputs::report_object): Likewise.
1692 (Incremental_inputs::report_script): Likewise.
1693 (class Incremental_global_symbol_reader): New class.
1694 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1695 and store flags and input file type.
1696 (Incremental_input_entry_reader::arg_serial): New function.
1697 (Incremental_input_entry_reader::type): Extract type from flags.
1698 (Incremental_input_entry_reader::is_in_system_directory): New function.
1699 (Incremental_input_entry_reader::get_input_section_count): Call
1700 accessor function for type.
1701 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1702 function for type; adjust size of global symbol entry.
1703 (Incremental_input_entry_reader::get_global_symbol_count): Call
1704 accessor function for type.
1705 (Incremental_input_entry_reader::get_object_count): Likewise.
1706 (Incremental_input_entry_reader::get_object_offset): Likewise.
1707 (Incremental_input_entry_reader::get_member_count): Likewise.
1708 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1709 (Incremental_input_entry_reader::get_member_offset): Likewise.
1710 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1711 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1712 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1713 (Incremental_input_entry_reader::get_global_symbol_reader): New
1715 (Incremental_input_entry_reader::get_output_symbol_index): New
1717 (Incremental_input_entry_reader::type_): Remove.
1718 (Incremental_input_entry_reader::flags_): New data member.
1719 (Incremental_inputs_reader::input_file_offset): New function.
1720 (Incremental_inputs_reader::input_file_index): New function.
1721 (Incremental_inputs_reader::input_file): Call input_file_offset.
1722 (Incremental_inputs_reader::input_file_at_offset): New function.
1723 (Incremental_relocs_reader::get_r_type): Reformat.
1724 (Incremental_relocs_reader::get_r_shndx): Reformat.
1725 (Incremental_relocs_reader::get_r_offset): Reformat.
1726 (Incremental_relocs_reader::data): New function.
1727 (Incremental_binary::Incremental_binary): Initialize new data members.
1728 (Incremental_binary::check_inputs): Add cmdline parameter.
1729 (Incremental_binary::file_is_unchanged): Remove.
1730 (Input_reader::arg_serial): New function.
1731 (Input_reader::get_unused_symbol_count): New function.
1732 (Input_reader::get_unused_symbol): New function.
1733 (Input_reader::do_arg_serial): New function.
1734 (Input_reader::do_get_unused_symbol_count): New function.
1735 (Input_reader::do_get_unused_symbol): New function.
1736 (Incremental_binary::input_file_count): New function.
1737 (Incremental_binary::get_input_reader): Change signature to use
1738 index instead of filename.
1739 (Incremental_binary::file_has_changed): New function.
1740 (Incremental_binary::get_input_argument): New function.
1741 (Incremental_binary::get_library): New function.
1742 (Incremental_binary::get_script_info): New function.
1743 (Incremental_binary::init_layout): New function.
1744 (Incremental_binary::reserve_layout): New function.
1745 (Incremental_binary::output_file): New function.
1746 (Incremental_binary::do_check_inputs): New function.
1747 (Incremental_binary::do_file_is_unchanged): Remove.
1748 (Incremental_binary::do_file_has_changed): New function.
1749 (Incremental_binary::do_init_layout): New function.
1750 (Incremental_binary::do_reserve_layout): New function.
1751 (Incremental_binary::do_input_file_count): New function.
1752 (Incremental_binary::do_get_input_reader): Change signature.
1753 (Incremental_binary::input_args_map_): New data member.
1754 (Incremental_binary::library_map_): New data member.
1755 (Incremental_binary::script_map_): New data member.
1756 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1758 (Sized_incremental_binary::output_section): New function.
1759 (Sized_incremental_binary::inputs_reader): Add const.
1760 (Sized_incremental_binary::symtab_reader): Add const.
1761 (Sized_incremental_binary::relocs_reader): Add const.
1762 (Sized_incremental_binary::got_plt_reader): Add const.
1763 (Sized_incremental_binary::get_symtab_view): New function.
1764 (Sized_incremental_binary::Inputs_reader): New typedef.
1765 (Sized_incremental_binary::Input_entry_reader): New typedef.
1766 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1767 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1768 (Sized_incremental_binary::do_file_has_changed): New function.
1769 (Sized_incremental_binary::do_init_layout): New function.
1770 (Sized_incremental_binary::do_reserve_layout): New function.
1771 (Sized_input_reader::Inputs_reader): Remove.
1772 (Sized_input_reader::Input_entry_reader): Remove.
1773 (Sized_input_reader::do_arg_serial): New function.
1774 (Sized_input_reader::do_get_unused_symbol_count): New function.
1775 (Sized_input_reader::do_get_unused_symbol): New function.
1776 (Sized_incremental_binary::do_input_file_count): New function.
1777 (Sized_incremental_binary::do_get_input_reader): Change signature;
1778 use index instead of filename.
1779 (Sized_incremental_binary::section_map_): New data member.
1780 (Sized_incremental_binary::input_entry_readers_): New data member.
1781 (class Sized_incr_relobj): New class.
1782 (class Sized_incr_dynobj): New class.
1783 (make_sized_incremental_object): New function.
1784 (class Incremental_library): New class.
1785 * layout.cc (Free_list::num_lists): New static data member.
1786 (Free_list::num_nodes): New static data member.
1787 (Free_list::num_removes): New static data member.
1788 (Free_list::num_remove_visits): New static data member.
1789 (Free_list::num_allocates): New static data member.
1790 (Free_list::num_allocate_visits): New static data member.
1791 (Free_list::init): New function.
1792 (Free_list::remove): New function.
1793 (Free_list::allocate): New function.
1794 (Free_list::dump): New function.
1795 (Free_list::print_stats): New function.
1796 (Layout_task_runner::run): Resize output file for incremental updates.
1797 (Layout::Layout): Initialize new data members.
1798 (Layout::set_incremental_base): New function.
1799 (Layout::init_fixed_output_section): New function.
1800 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1801 incremental updates.
1802 (Layout::create_gold_note): Do not create gold note section for
1803 incremental updates.
1804 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1805 for incremental updates.
1806 (Layout::set_section_offsets): For incremental updates, allocate space
1808 (Layout::create_symtab_sections): Layout with offsets relative to
1809 start of section; for incremental updates, allocate space from free
1811 (Layout::create_shdrs): For incremental updates, allocate space from
1813 (Layout::finish_dynamic_section): For incremental updates, do not
1814 check --as-needed (fixed in subsequent patch).
1815 * layout.h (class Free_list): New class.
1816 (Layout::set_incremental_base): New function.
1817 (Layout::incremental_base): New function.
1818 (Layout::init_fixed_output_section): New function.
1819 (Layout::allocate): New function.
1820 (Layout::incremental_base_): New data member.
1821 (Layout::free_list_): New data member.
1822 * main.cc (main): Print Free_list statistics.
1823 * object.cc (Relobj::finalize_incremental_relocs): Add
1824 clear_counts parameter; clear counts only when clear_counts is set.
1825 (Sized_relobj::Sized_relobj): Initialize new base class.
1826 (Sized_relobj::do_layout): Don't report special sections.
1827 (Sized_relobj::do_for_all_local_got_entries): New function.
1828 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1829 symtab_off to all symbol table offsets.
1830 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1831 * object.h (class Got_offset_list): Move to top of file.
1832 (Object::Object): Allow case where input_file == NULL.
1833 (Object::~Object): Likewise.
1834 (Object::input_file): Assert that input_file != NULL.
1835 (Object::lock): Allow case where input_file == NULL.
1836 (Object::unlock): Likewise.
1837 (Object::is_locked): Likewise.
1838 (Object::token): Likewise.
1839 (Object::release): Likewise.
1840 (Object::is_incremental): New function.
1841 (Object::get_mtime): New function.
1842 (Object::for_all_local_got_entries): New function.
1843 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1844 (Object::set_is_in_system_directory): New function.
1845 (Object::is_in_system_directory): New function.
1846 (Object::do_is_incremental): New function.
1847 (Object::do_get_mtime): New function.
1848 (Object::do_for_all_local_got_entries): New function.
1849 (Object::is_in_system_directory_): New data member.
1850 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1851 (class Sized_relobj_base): New class.
1852 (class Sized_relobj): Derive from Sized_relobj_base.
1853 (class Sized_relobj::Symbols): Redeclare from base class.
1854 (class Sized_relobj::local_got_offset_list): Remove.
1855 (class Sized_relobj::Output_sections): Redeclare from base class.
1856 (class Sized_relobj::do_for_all_local_got_entries): New function.
1857 (class Sized_relobj::write_local_symbols): Add offset parameter.
1858 (class Sized_relobj::local_symbol_offset_): Update comment.
1859 (class Sized_relobj::local_dynsym_offset_): Update comment.
1860 * options.cc (Input_arguments::add_file): Remove const.
1861 * options.h (Input_file_argument::Input_file_argument):
1862 Initialize arg_serial_ (all constructors).
1863 (Input_file_argument::set_arg_serial): New function.
1864 (Input_file_argument::arg_serial): New function.
1865 (Input_file_argument::arg_serial_): New data member.
1866 (Input_arguments::Input_arguments): Initialize file_count_.
1867 (Input_arguments::add_file): Remove const.
1868 (Input_arguments::number_of_input_files): New function.
1869 (Input_arguments::file_count_): New data member.
1870 (Command_line::number_of_input_files): Call
1871 Input_arguments::number_of_input_files.
1872 * output.cc (Output_segment_headers::Output_segment_headers):
1874 (Output_section::Input_section::current_data_size): New function.
1875 (Output_section::Output_section): Initialize new data members.
1876 (Output_section::add_input_section): Don't do merge sections for
1877 an incremental link; allocate space from free list for an
1879 (Output_section::add_output_section_data): Allocate space from
1880 free list for an incremental update.
1881 (Output_section::update_data_size): New function.
1882 (Output_section::set_fixed_layout): New function.
1883 (Output_section::reserve): New function.
1884 (Output_segment::set_section_addresses): Remove const.
1885 (Output_segment::set_section_list_addresses): Remove const; allocate
1886 space from free list for an incremental update.
1887 (Output_segment::set_offset): Adjust size of RELRO segment for an
1889 * output.h (Output_data::current_data_size): Move here from
1891 (Output_data::pre_finalize_data_size): New function.
1892 (Output_data::update_data_size): New function.
1893 (Output_section_headers::update_data_size): new function.
1894 (Output_section_data_build::current_data_size): Move to Output_data.
1895 (Output_data_strtab::update_data_size): New function.
1896 (Output_section::current_data_size): Move to Output_data.
1897 (Output_section::set_fixed_layout): New function.
1898 (Output_section::has_fixed_layout): New function.
1899 (Output_section::reserve): New function.
1900 (Output_section::update_data_size): New function.
1901 (Output_section::has_fixed_layout_): New data member.
1902 (Output_section::free_list_): New data member.
1903 (Output_segment::set_section_addresses): Remove const.
1904 (Output_segment::set_section_list_addresses): Remove const.
1905 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1907 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1909 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1910 parameter when calling Add_symbols constructor; store argument
1911 serial number for members of a lib group.
1912 (Add_symbols::locks): Allow case where token == NULL.
1913 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1914 (Read_member::~Read_member): New function.
1915 (Read_member::is_runnable): New function.
1916 (Read_member::locks): New function.
1917 (Read_member::run): New function.
1918 (Check_script::~Check_script): New function.
1919 (Check_script::is_runnable): New function.
1920 (Check_script::locks): New function.
1921 (Check_script::run): New function.
1922 (Check_library::~Check_library): New function.
1923 (Check_library::is_runnable): New function.
1924 (Check_library::locks): New function.
1925 (Check_library::run): New function.
1926 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1927 (Add_symbols::library_): New data member.
1928 (class Read_member): New class.
1929 (class Check_script): New class.
1930 (class Check_library): New class.
1931 * reloc.cc (Read_relocs::is_runnable): Allow case where
1933 (Read_relocs::locks): Likewise.
1934 (Scan_relocs::locks): Likewise.
1935 (Relocate_task::locks): Likewise.
1936 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1938 (Sized_relobj::incremental_relocs_scan): Fix comment.
1939 (Sized_relobj::do_relocate): Pass output file offset to
1940 write_local_symbols.
1941 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1942 from class declaration.
1943 * script.cc (read_input_script): Allocate Script_info; pass
1944 argument serial number to report_script.
1945 * script.h (class Script_info): Move to incremental.h.
1946 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1947 * symtab.h (Symbol_table::add_from_incrobj): New function.
1948 (Symbol_table::set_file_offset): New function.
1950 2011-04-05 Cary Coutant <ccoutant@google.com>
1952 * incremental-dump.cc (dump_incremental_inputs): Change signature
1953 to take a Sized_incremental_binary; change caller. Use readers
1954 in Sized_incremental_binary.
1956 (Sized_incremental_binary::find_incremental_inputs_sections):
1957 Rename do_find_incremental_inputs_sections to this.
1958 (Sized_incremental_binary::setup_readers): New function.
1959 (Sized_incremental_binary::do_check_inputs): Check
1960 has_incremental_info_ flag; move setup code to setup_readers;
1962 (Sized_incremental_binary::do_file_is_unchanged): New function.
1963 (Sized_incremental_binary::do_get_input_reader): New function.
1964 * incremental.h (class Incremental_binary): Move to end of file.
1965 (Incremental_binary::file_is_unchanged): New function.
1966 (Incremental_binary::do_file_is_unchanged): New function.
1967 (Incremental_binary::Input_reader): New class.
1968 (Incremental_binary::get_input_reader): New function.
1969 (class Sized_incremental_binary): Move to end of file.
1970 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1971 input section reader classes.
1972 (Sized_incremental_binary::has_incremental_info): New function.
1973 (Sized_incremental_binary::inputs_reader): New function.
1974 (Sized_incremental_binary::symtab_reader): New function.
1975 (Sized_incremental_binary::relocs_reader): New function.
1976 (Sized_incremental_binary::got_plt_reader): New function.
1977 (Sized_incremental_binary::do_file_is_unchanged): New function.
1978 (Sized_incremental_binary::Sized_input_reader): New class.
1979 (Sized_incremental_binary::get_input_reader): New function.
1980 (Sized_incremental_binary::find_incremental_inputs_sections):
1981 Rename do_find_incremental_inputs_sections to this.
1982 (Sized_incremental_binary::setup_readers): New function.
1983 (Sized_incremental_binary::has_incremental_info_): New data member.
1984 (Sized_incremental_binary::inputs_reader_): New data member.
1985 (Sized_incremental_binary::symtab_reader_): New data member.
1986 (Sized_incremental_binary::relocs_reader_): New data member.
1987 (Sized_incremental_binary::got_plt_reader_): New data member.
1988 (Sized_incremental_binary::current_input_file_): New data member.
1990 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1993 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1996 2011-03-30 Cary Coutant <ccoutant@google.com>
1998 * archive.cc (Archive::include_member): Adjust call to report_object.
1999 (Add_archive_symbols::run): Add script_info to call to
2000 report_archive_begin.
2001 (Lib_group::include_member): Adjust call to report_object.
2002 (Add_lib_group_symbols::run): Adjust call to report_object.
2003 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2004 blocks. Add object count for script input files.
2005 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2006 script_info parameter; change all callers.
2007 (Incremental_inputs::report_object): Add script_info parameter;
2009 (Incremental_inputs::report_script): Store backpointer to
2010 incremental info entry.
2011 (Output_section_incremental_inputs::set_final_data_size): Record
2012 additional information for scripts.
2013 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2014 * incremental.h (Incremental_script_entry::add_object): New function.
2015 (Incremental_script_entry::get_object_count): New function.
2016 (Incremental_script_entry::get_object): New function.
2017 (Incremental_script_entry::objects_): New data member; adjust
2019 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2020 (Incremental_inputs::report_object): Add script_info parameter.
2021 (Incremental_inputs_reader::get_object_count): New function.
2022 (Incremental_inputs_reader::get_object_offset): New function.
2023 * options.cc (Input_arguments::add_file): Return reference to
2025 * options.h (Input_argument::set_script_info): New function.
2026 (Input_argument::script_info): New function.
2027 (Input_argument::script_info_): New data member; adjust all
2029 (Input_file_group::add_file): Return reference to new input argument.
2030 (Input_file_lib::add_file): Likewise.
2031 (Input_arguments::add_file): Likewise.
2032 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2033 * script.cc (Parser_closure::Parser_closure): Add script_info
2034 parameter; adjust all callers.
2035 (Parser_closure::script_info): New function.
2036 (Parser_closure::script_info_): New data member.
2037 (read_input_script): Report scripts earlier to incremental info.
2038 (script_add_file): Set script_info in Input_argument.
2039 (script_add_library): Likewise.
2040 * script.h (Script_options::Script_info): Rewrite class.
2042 2011-03-29 Cary Coutant <ccoutant@google.com>
2044 * archive.cc (Library_base::should_include_member): Move
2045 method here from class Archive.
2046 (Archive::Archive): Initialize base class.
2047 (Archive::should_include_member): Move to base class.
2048 (Archive::do_for_all_unused_symbols): New function.
2049 (Add_archive_symbols::run): Remove redundant access to
2051 (Lib_group::Lib_group): Initialize base class.
2052 (Lib_group::do_filename): New function.
2053 (Lib_group::include_member): Pass pointer to Lib_group to
2055 (Lib_group::do_for_all_unused_symbols): New function.
2056 (Add_lib_group_symbols::run): Report archive information for
2058 * archive.h (class Library_base): New base class.
2059 (class Archive): Derive from Library_base.
2060 (Archive::filename): Move to base class.
2061 (Archive::set_incremental_info): Likewise.
2062 (Archive::incremental_info): Likewise.
2063 (Archive::Should_include): Likewise.
2064 (Archive::should_include_member): Likewise.
2065 (Archive::Armap_entry): Remove.
2066 (Archive::Unused_symbol_iterator): Remove.
2067 (Archive::unused_symbols_begin): Remove.
2068 (Archive::unused_symbols_end): Remove.
2069 (Archive::do_filename): New function.
2070 (Archive::do_get_mtime): New function.
2071 (Archive::do_for_all_unused_symbols): New function.
2072 (Archive::task_): Move to base class.
2073 (Archive::incremental_info_): Likewise.
2074 (class Lib_group): Derive from Library_base.
2075 (Lib_group::do_filename): New function.
2076 (Lib_group::do_get_mtime): New function.
2077 (Lib_group::do_for_all_unused_symbols): New function.
2078 (Lib_group::task_): Move to base class.
2079 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2081 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2083 * incremental.cc (Incremental_inputs::report_archive_begin):
2084 Use Library_base; call library's get_mtime; add incremental inputs
2085 entry before members.
2086 (class Unused_symbol_visitor): New class.
2087 (Incremental_inputs::report_archive_end): Use Library_base; use
2088 visitor class to record unused symbols; don't add incremental inputs
2089 entry after members.
2090 (Incremental_inputs::report_object): Use Library_base.
2092 (Incremental_archive_entry::Incremental_archive_entry): Remove
2093 unused Archive parameter.
2094 (Incremental_inputs::report_archive_begin): Use Library_base.
2095 (Incremental_inputs::report_archive_end): Likewise.
2096 (Incremental_inputs::report_object): Likewise.
2097 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2099 * object.h (Object::for_all_global_symbols): New function.
2100 (Object::do_for_all_global_symbols): New function.
2101 (Sized_relobj::do_for_all_global_symbols): New function.
2102 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2104 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2107 2011-03-27 Ian Lance Taylor <iant@google.com>
2109 * archive.cc (Archive::interpret_header): Return -1 if something
2110 goes wrong. Change callers accordingly.
2112 2011-03-25 Cary Coutant <ccoutant@google.com>
2114 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2115 * testsuite/Makefile.in: Regenerate.
2117 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2119 * plugin.cc (get_view): New.
2120 (Plugin::load): Pass get_view to the plugin.
2121 (Plugin_manager::get_view): New.
2123 2011-03-21 Ian Lance Taylor <iant@google.com>
2125 * testsuite/final_layout.sh: Rewrite to not use dc.
2126 * testsuite/relro_test.sh: Fail if dc is not present.
2128 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2130 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2132 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2133 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2135 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2136 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2138 2011-03-14 Ian Lance Taylor <iant@google.com>
2140 * script-sections.cc (Sort_output_sections::script_compare):
2141 Rename from is_before, change return type.
2142 (Sort_output_sections::operator()): Adjust accordingly.
2144 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2147 * testsuite/odr_violation2.cc: Add comment to make all error line
2148 numbers double digits.
2149 * testsuite/debug_msg.sh: Adjust expected errors.
2151 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2153 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2154 but mark earlier ones as non-canonical
2155 (offset_to_iterator): Update search target and example
2156 (do_addr2line): Return extra lines in a vector*
2157 (format_file_lineno): Extract from do_addr2line
2158 (one_addr2line): Add vector* out-param
2159 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2160 when a lineno entry appeared last for its instruction
2161 (Dwarf_line_info): Add vector* out-param
2162 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2163 * symtab.cc (Odr_violation_compare): Include the lineno in the
2165 (linenos_from_loc): New. Combine the canonical line for an
2166 address with its other lines.
2167 (True_if_intersect): New. Helper functor to make
2168 std::set_intersection a query.
2169 (detect_odr_violations): Compare sets of lines instead of just
2170 one line for each function. This became less deterministic, but
2171 has fewer false positives.
2172 * symtab.h: Declarations.
2173 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2174 mix an optimized and non-optimized object in the same binary
2175 (odr_violation2.so): Same.
2176 * testsuite/Makefile.in: Regenerate from Makefile.am.
2177 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2178 * testsuite/debug_msg.sh: Update line numbers and add
2180 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2181 non-optimized context.
2182 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2183 isn't inlined, and use OdrDerived in an optimized context.
2184 * testsuite/odr_header1.h: Defines OdrDerived, where
2185 optimization will change the
2186 first-instruction-in-the-destructor's file and line number.
2187 * testsuite/odr_header2.h: Defines OdrBase.
2189 2011-03-09 Ian Lance Taylor <iant@google.com>
2191 * fileread.cc (File_read::clear_views): Don't delete the whole
2194 2011-03-08 Ian Lance Taylor <iant@google.com>
2197 * fileread.cc: #include <climits>.
2198 (GOLD_IOV_MAX): Define.
2199 (File_read::read_multiple): Limit number of entries by iov_max.
2200 * fileread.h (class File_read): Always set max_readv_entries to
2203 2011-03-07 Ian Lance Taylor <iant@google.com>
2206 * options.h (class General_options): Add -dy and -dn.
2208 2011-03-02 Cary Coutant <ccoutant@google.com>
2210 * testsuite/script_test_9.t: Add TLS segment.
2212 2011-03-02 Simon Baldwin <simonb@google.com>
2214 * configure.ac: Add check for gnu_indirect_function support in
2215 the toolchain building binutils.
2216 * configure: Rebuild.
2218 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2220 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2221 plugin only symbols.
2222 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2223 in plugin files as not needed in the symbol table.
2225 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2227 * output.cc (Output_section::add_input_section): Delay fill
2228 generation for section ordering.
2230 2011-02-09 Ian Lance Taylor <iant@google.com>
2233 * object.h (class Sized_relobj): Remove clear_local_symbols.
2234 * reloc.cc (Sized_relobj::do_relocate): Don't call
2235 clear_local_symbols.
2237 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2239 * plugin.cc (is_visible_from_outside): Return true for symbols
2242 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2244 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2247 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2249 * icf.h (is_section_foldable_candidate): Change type of parameter
2251 * icf.cc (Icf::find_identical_sections): Change type of local variable
2252 section_name to be std::string.
2253 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2255 2011-01-25 Ian Lance Taylor <iant@google.com>
2257 * script.cc (script_add_extern): Rewrite to use
2258 add_symbol_reference.
2260 2011-01-25 Doug Kwan <dougkwan@google.com>
2262 * icf.cc (get_section_contents): Always lock section's object.
2264 2011-01-24 Ian Lance Taylor <iant@google.com>
2266 * options.h (class General_options): Accept
2267 --no-detect-odr-violations.
2269 2011-01-24 Ian Lance Taylor <iant@google.com>
2271 * version.cc (version_string): Bump to 1.11.
2273 2011-01-24 Ian Lance Taylor <iant@google.com>
2275 * plugin.cc (class Plugin_rescan): Define new class.
2276 (Plugin_manager::claim_file): Set any_claimed_.
2277 (Plugin_manager::save_archive): New function.
2278 (Plugin_manager::save_input_group): New function.
2279 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2281 (Plugin_manager::new_undefined_symbol): New function.
2282 (Plugin_manager::rescan): New function.
2283 (Plugin_manager::rescannable_defines): New function.
2284 (Plugin_manager::add_input_file): Set any_added_.
2285 * plugin.h (class Plugin_manager): define new fields rescannable_,
2286 undefined_symbols_, any_claimed_, and any_added_. Declare
2287 Plugin_rescan as friend. Declare new functions.
2288 (Plugin_manager::Rescannable): Define type.
2289 (Plugin_manager::Rescannable_list): Define type.
2290 (Plugin_manager::Undefined_symbol_list): Define type.
2291 (Plugin_manager::Plugin_manager): Initialize new fields.
2292 * archive.cc (Archive::defines_symbol): New function.
2293 (Add_archive_symbols::run): Pass archive to plugins if any.
2294 * archive.h (class Archive): Declare defines_symbol.
2295 * readsyms.cc (Input_group::~Input_group): New function.
2296 (Finish_group::run): Pass input_group to plugins if any.
2297 * readsyms.h (class Input_group): Declare destructor.
2298 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2301 2011-01-10 Ian Lance Taylor <iant@google.com>
2303 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2305 (Layout::set_segment_offsets): Reset increase_relro before calling
2306 set_section_addresses a second time.
2308 2011-01-04 Cary Coutant <ccoutant@google.com>
2310 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2311 sections before NOBITS sections.
2313 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2315 * version.cc (print_version): Update copyright to 2011.
2317 2010-12-23 Cary Coutant <ccoutant@google.com>
2319 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2320 of OS to this->add. Add OD parameter to second form of the function.
2322 2010-12-20 Ian Lance Taylor <iant@google.com>
2324 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2325 second of two consecutive entries with same offset.
2327 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2329 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2330 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2331 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2332 to avoid unneeded links against $(LDADD).
2333 * testsuite/Makefile.in: Regenerate.
2335 2010-12-15 Ian Lance Taylor <iant@google.com>
2338 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2339 for R_X86_64_32 and R_X86_64_PC32.
2340 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2341 ver_matching_def_pic.o.
2342 (ver_matching_def_pic.o): New target.
2344 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2346 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2347 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2348 Move definition before File_read::View member definitions.
2349 (File_read::View::~View): Initialize and hold lock before
2350 updating current_mapped_bytes.
2352 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2354 * dwarf_reader.cc: Remove outdated comment.
2355 * gold-threads.cc: Fix typo in error message.
2356 * archive.cc: Fix typos in comments.
2357 * archive.h: Likewise.
2358 * arm-reloc-property.cc: Likewise.
2359 * arm-reloc-property.h: Likewise.
2360 * arm-reloc.def: Likewise.
2362 * attributes.h: Likewise.
2363 * cref.cc: Likewise.
2364 * ehframe.cc: Likewise.
2365 * fileread.h: Likewise.
2367 * i386.cc: Likewise.
2369 * incremental.h: Likewise.
2370 * int_encoding.cc: Likewise.
2371 * layout.h: Likewise.
2372 * main.cc: Likewise.
2373 * merge.h: Likewise.
2374 * object.cc: Likewise.
2375 * object.h: Likewise.
2376 * options.cc: Likewise.
2377 * readsyms.cc: Likewise.
2378 * reduced_debug_output.cc: Likewise.
2379 * reloc.cc: Likewise.
2380 * script-sections.cc: Likewise.
2381 * sparc.cc: Likewise.
2382 * symtab.h: Likewise.
2383 * target-reloc.h: Likewise.
2384 * target.cc: Likewise.
2385 * target.h: Likewise.
2386 * timer.cc: Likewise.
2387 * timer.h: Likewise.
2388 * x86_64.cc: Likewise.
2390 2010-12-09 Cary Coutant <ccoutant@google.com>
2392 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2394 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2395 parameter; change all callers.
2396 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2397 * options.h (warn_execstack): New option.
2399 2010-12-07 Doug Kwan <dougkwan@google.com>
2401 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2402 like function call relocations.
2404 2010-12-07 Ian Lance Taylor <iant@google.com>
2406 * archive.cc (Archive::get_elf_object_for_member): Permit
2407 punconfigured to be NULL.
2408 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2409 (Archive::include_member): Pass NULL to get_elf_object_for_member
2410 if we searched for the archive and this is the first included
2413 2010-12-01 Ian Lance Taylor <iant@google.com>
2415 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2416 track_relocs_type_ field.
2417 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2418 Set track_relocs_type_.
2419 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2420 contents when using RELA relocs.
2421 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2423 * reloc.cc (Track_relocs::next_addend): New function.
2424 * reloc.h (class Track_relocs): Declare next_addend.
2426 2010-12-01 Ian Lance Taylor <iant@google.com>
2428 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2431 2010-12-01 Ian Lance Taylor <iant@google.com>
2433 * README: Update compilers known to work and fail.
2435 2010-11-23 Matthias Klose <doko@ubuntu.com>
2437 * configure.in: For --enable-gold, handle value `default' instead of
2438 `both*'. Always install ld as ld.bfd, install as ld if gold is
2440 * configure: Regenerate.
2442 2010-11-18 Doug Kwan <dougkwan@google.com>
2444 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2445 and right_alignment to be zero. Store result alignment only if it is
2446 greater than existing alignment.
2448 2010-11-16 Cary Coutant <ccoutant@google.com>
2451 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2452 Check for ".zdebug_line".
2454 2010-11-16 Doug Kwan <dougkwan@google.com>
2455 Cary Coutant <ccoutant@google.com>
2457 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2458 by reference; adjust all callers.
2459 * output.cc (Output_segment::set_section_addresses): Adjust references
2460 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2462 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2463 end at page boundary.
2465 2010-11-16 Cary Coutant <ccoutant@google.com>
2468 * layout.cc (Layout::choose_output_section): Transform names of
2469 compressed sections even when using a script with a SECTIONS clause.
2470 (Layout::output_section_name): Remove code to transform
2471 compressed debug section names.
2472 * output.cc (Output_section::add_input_section): Use uncompressed
2473 section size when tracking input sections.
2475 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2477 * symtab.h (Symbol::NON_PIC_REF): Remove.
2478 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2479 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2480 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2481 (Symbol::use_plt_offset): Take a flags argument and pass it
2482 directly to needs_dynamic_reloc. Restrict check for undefined
2483 weak symbols to function calls.
2484 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2485 (Target_arm::Scan::global): Use it.
2486 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2487 (Target_arm::Relocate::relocate): Likewise.
2488 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2489 parameter with an r_type parameter. Use get_reference_flags
2491 (Target_arm::Relocate::relocate): Update accordingly.
2492 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2493 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2494 (Target_i386::Scan::global): Likewise.
2495 (Target_i386::Relocate::relocate): Likewise.
2496 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2497 parameter with an r_type parameter. Use get_reference_flags
2499 (Target_i386::Relocate::relocate): Update accordingly.
2500 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2501 (Target_powerpc::Scan::global): Use it.
2502 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2503 (Target_powerpc::Relocate::relocate): Likewise.
2504 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2505 (Target_sparc::Scan::global): Use it.
2506 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2507 (Target_sparc::Relocate::relocate): Likewise.
2508 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2509 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2510 (Target_x86_64::Scan::global): Likewise.
2511 (Target_x86_64::Relocate::relocate): Likewise.
2513 2010-11-08 Doug Kwan <dougkwan@google.com>
2514 Cary Coutant <ccoutant@google.com>
2516 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2517 (Arm_exidx_merge_section::section_contents_): New data member.
2518 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2519 (Arm_input_section::~Arm_input_section): De-allocate memory.
2520 (Arm_input_section::original_contents_): New data member.
2521 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2522 in parameters instead of calling Object::section_contents without
2524 (Arm_output_section::group_section): New parameter TASK. Pass it
2525 to callees that need locking objects.
2526 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2527 to lock EXIDX input sections. Fix a formatting issue. Call
2528 Arm_exidx_merged_section::build_contents to create merged section
2530 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2531 to lock object of stub table owner.
2532 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2533 TEXT_SIZE to initialize data member TEXT_SIZE_.
2534 (Arm_exidx_input_section::addralign): Fix typo in comment.
2535 (Arm_exidx_input_section::text_size): New method.
2536 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2537 that require locking objects. Lock objects before scanning for stubs
2538 and updating local symbols.
2539 (Arm_input_section<big_endian>::init): Copy contents of original
2541 (Arm_input_section<big_endian>::do_write): Use saved contents of
2542 original input section instead of calling Object::section_contents
2544 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2545 size without calling Object::section_size().
2546 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2547 for size. Allocate a buffer for merged EXIDX entries.
2548 (Arm_exidx_merged_section::build_contents): New method.
2549 (Arm_exidx_merged_section::do_write): Move merge section contents
2550 building code to Arm_exidx_merged_section::build_contetns. Write
2551 out contetns in buffer instead of building it on the fly.
2552 (Arm_relobj::make_exidx_input_section): Also pass text section size
2553 to Arm_exidx_input_section constructor.
2554 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2555 (Arm_dynobj::do_read_symbols): Fix memory leak.
2556 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2557 * target.h: (class Task): Add forward declaration.
2558 (Target::relax): Add new parameter TASK and pass it to
2560 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2562 2010-11-05 Cary Coutant <ccoutant@google.com>
2565 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2566 object when reading from the file.
2567 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2569 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2570 when reading section contents.
2571 (get_section_contents): Likewise.
2572 (icf::find_identical_sections): Likewise.
2573 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2574 object when reading from the file.
2575 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2576 the object when doing deferred section layout.
2578 2010-11-03 Nick Clifton <nickc@redhat.com>
2581 * script.h (class Symbol_assignment: name): New member. Returns
2582 the name of the symbol.
2583 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2584 Returns true if the given symbol name is on the list of
2585 assignments wating to be processed.
2586 * archive.cc (should_incldue_member): If the symbol is undefined,
2587 check to see if it is on the list of symbols pending assignment.
2589 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2591 * script-sections.cc (Script_sections::find_memory_region): Check
2592 for a NULL output section pointer.
2594 2010-10-29 Doug Kwan <dougkwan@google.com>
2596 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2597 Output_section::add_relaxed_input_section.
2598 * output.cc (Output_section::add_relaxed_input_section): Add new
2599 arguments LAYOUT and NAME. Set section order index.
2600 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2601 Copy section order index.
2602 * output.h (Output_section::add_relaxed_input_section): Add new
2603 arguments LAYOUT and NAME.
2605 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2607 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2608 NATIVE_OR_CROSS_LINKER.
2609 * testsuite/Makefile.in: Regenerate.
2611 2010-10-20 Doug Kwan <dougkwan@google.com>
2613 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2614 without SHF_LINK_ORDER flags.
2615 * layout.cc (Layout::choose_output_section): Do not filter
2616 SHF_LINK_ORDER flag in a relocatable link.
2618 2010-10-17 Cary Coutant <ccoutant@google.com>
2620 * output.h (Output_segment::set_section_addresses): Change function
2621 signature. Update all callers.
2622 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2624 (Output_segment::set_section_addresses): Align after last TLS
2625 section. Add padding before last relro section instead of after.
2627 2010-10-17 Doug Kwan <dougkwan@google.com>
2629 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2630 GOT output section to be writable.
2632 2010-10-14 Cary Coutant <ccoutant@google.com>
2634 * debug.h (DEBUG_INCREMENTAL): New flag.
2635 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2636 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2638 * incremental.cc (report_command_line): Ignore all forms of
2640 * layout.cc (Layout::Layout): Check parameters for incremental link
2642 * options.cc (General_options::parse_incremental): New function.
2643 (General_options::parse_no_incremental): New function.
2644 (General_options::parse_incremental_full): New function.
2645 (General_options::parse_incremental_update): New function.
2646 (General_options::incremental_mode_): New data member.
2647 (General_options::finalize): Check incremental_mode_.
2648 * options.h (General_options): Update help text for --incremental.
2649 Add --no-incremental, --incremental-full, --incremental-update.
2650 (General_options::Incremental_mode): New enum type.
2651 (General_options::incremental_mode): New function.
2652 (General_options::incremental_mode_): New data member.
2653 * parameters.cc (Parameters::incremental_mode_): New data member.
2654 (Parameters::set_options): Set incremental_mode_.
2655 (Parameters::set_incremental_full): New function.
2656 (Parameters::incremental): New function.
2657 (Parameters::incremental_update): New function.
2658 (set_parameters_incremental_full): New function.
2659 * parameters.h (Parameters::set_incremental_full): New function.
2660 (Parameters::incremental): New function.
2661 (Parameters::incremental_update): New function.
2662 (Parameters::incremental_mode_): New data member.
2663 (set_parameters_incremental_full): New function.
2664 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2665 incremental link mode.
2666 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2667 (Sized_relobj::do_relocate_sections): Likewise.
2668 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2670 * testsuite/Makefile.in: Regenerate.
2671 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2673 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2675 * script-sections.h (class Script_sections): Make
2676 Sections_elements typedef public.
2677 * script-sections.cc (class Sort_output_sections): Add elements_
2678 field. Add constructor which sets it; change all callers.
2679 (Sort_output_sections::is_before): New function.
2680 (Sort_output_sections::operator()): Call is_before.
2681 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2683 * testsuite/script_test_10.sh: New test. Test script section
2685 * testsuite/script_test_10.t: Likewise.
2686 * testsuite/script_test_10.s: Likewise.
2687 * testsuite/Makefile.am: Wrap the cross linker tests and the
2688 common tests into NATIVE_OR_CROSS_LINKER.
2689 (check_SCRIPTS): Add script_test_10.sh.
2690 (check_DATA): Add script_test_10.stdout.
2691 (script_test_10.o, script_test_10): New targets.
2692 (script_test_10.stdout): New target.
2693 * configure, testsuite/Makefile.in: Regenerate.
2695 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2697 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2698 error for the deprecated relocations.
2699 (Target_arm::Scan::global): Likewise.
2700 (Target_arm::Relocate::relocate): Likewise.
2702 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2704 * fileread.cc (Input_file::find_file): Initialize *found_name
2705 and *namep when using the fallback search for case 4.
2707 2010-10-11 Cary Coutant <ccoutant@google.com>
2709 * options.h (class General_options): Redefine -z lazy as an alias for
2710 the negation of -z now.
2712 2010-10-11 Ian Lance Taylor <iant@google.com>
2714 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2717 2010-10-06 Nick Clifton <nickc@redhat.com>
2719 * script-sections.cc(class Memory_region): Remove
2720 current_lma_offset_ field. Rename current_vma_offset_ to
2721 current_offset_. Add last_section_ field.
2722 (Memory_region::get_current_vma_address): Rename to
2723 get_current_address.
2724 (Memory_region::get_current_lma_address): Delete.
2725 (Memory_region::increment_vma_offset): Rename to
2727 (Memory_region::increment_lma_offset): Delete.
2728 (Memory_region::attributes_compatible): New method. Returns
2729 true if the provided section is compatible with the region.
2730 (Memory_region::get_last_section): New method. Returns the last
2731 section to use the region.
2732 (Memory_region::set_last_section): New method. Stores the last
2733 section to use the region.
2734 (Script_sections::block_in_region): New method. Returns true if
2735 a block of memory is contained within a region.
2736 (Script_sections::find_memory_region): New method. Locates a
2737 memory region to be used to set a VMA or LMA address.
2738 (Output_section_definition::set_section_addresses): Add code to
2739 check for addresses set by memory regions.
2740 (Output_segment::set_section_addresses): Remove memory region
2742 (Script_sections::create_segment): Add a warning if a header
2743 segment is created outside of any region.
2744 * script-sections.h (class Script_sections): Add prototypes for
2745 find_memory_region and block_in_region methods.
2746 * testsuite/memory_test.s: Use .long instead of .word.
2747 * testsuite/memory_test.t: Add some more output sections.
2748 * testsuite/memory_test.sh: Update expected output.
2750 2010-10-02 Doug Kwan <dougkwan@google.com>
2752 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2753 defintion to symtab.h
2754 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2755 declaration to defintion.
2757 2010-10-01 Nick Clifton <nickc@redhat.com>
2759 * expression.cc (eval): Replace dummy argument with NULL.
2760 (eval_maybe_dot): Check for a NULL result section pointer.
2761 (Symbol_expression::value): Likewise.
2762 (Dot_expression::value): Likewise.
2763 (BINARY_EXPRESSION): Likewise.
2764 (Max_expression::value): Likewise.
2765 (Min_expression::value): Likewise.
2766 (Absolute_expression::value): Likewise.
2767 (Addr_expression::value_from_output_section): Likewise.
2768 (Loaddddr_expression::value_from_output_section): Likewise.
2769 (Segment_start_expression::value): Likewise.
2770 * script-sections.cc
2771 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2773 (Sections_elememt_dot_assignment::set_section_addresses):
2775 (Output_data_expression::do_write_to_buffer): Likewise.
2776 (Output_section_definition::finalize_symbols): Likewise.
2777 (Output_section_definition::set_section_addresses): Likewise.
2779 2010-09-30 Doug Kwan <dougkwan@google.com>
2781 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2783 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2785 * target.h (Target::can_icf_inline_merge_sections): New virtual
2787 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2789 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2791 * icf.cc (get_section_contents): Inline merge sections only when
2794 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2796 * configure: Regenerate.
2798 2010-09-17 Ian Lance Taylor <iant@google.com>
2800 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2801 * testsuite/Makefile.am (memory_test.o): New target.
2802 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2804 * testsuite/Makefile.in: Rebuild.
2806 2010-09-17 Doug Kwan <dougkwan@google.com>
2808 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2809 defintion if relocation uses GOT entries of the symbol.
2810 * testsuite/icf_safe_test.sh: Fix test.
2811 * testsuite/icf_safe_so_test.sh: Fix test.
2813 2010-09-16 Cary Coutant <ccoutant@google.com>
2815 * script_sections.cc (class Memory_region): Remove "NULL" from
2816 vector initializations.
2818 2010-09-15 Cary Coutant <ccoutant@google.com>
2820 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2821 Resolve forwarding symbols.
2823 2010-09-15 Doug Kwan <dougkwan@google.com>
2825 * gold/testsuite/script_test_3.t: Add ARM special sections.
2826 * gold/testsuite/script_test_4.t: Same.
2827 * gold/testsuite/script_test_5.t: Same.
2828 * gold/testsuite/script_test_6.t: Same.
2829 * gold/testsuite/script_test_7.t: Same.
2830 * gold/testsuite/script_test_7.t: Same.
2831 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2833 2010-09-14 Cary Coutant <ccoutant@google.com>
2835 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2836 (Target_x86_64::Relocate::relocate_tls): Replace check for
2837 saw_tls_block_reloc_ with test for executable section.
2839 2010-09-12 Cary Coutant <ccoutant@google.com>
2841 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2842 position-independent executables to shared libraries need dynamic
2844 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2845 position-independent executables.
2846 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2847 * testsuite/Makefile.in: Regenerate.
2849 2010-09-10 Nick Clifton <nickc@redhat.com>
2852 * testsuite/memory_test.t: Discard any sections that are not
2855 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2858 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2859 "This::" to work around a bug in gcc 4.2.
2861 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2863 2010-09-09 Rafael Espindola <espindola@google.com>
2865 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2866 sections with different PF_X flags in the same segment.
2867 (Layout::find_first_load_seg): Search all segments to find the first
2869 * options.h (rosegment): New.
2871 2010-09-08 Rafael Espindola <espindola@google.com>
2873 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2875 2010-09-08 Doug Kwan <dougkwan@google.com>
2877 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2878 (Arm_relobj::do_relocate_sections): Add new parameter for output
2879 file to match the parent.
2880 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2881 of local symbols instead of input values. Update code to track
2882 changes in gold::relocate_section.
2883 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2884 (Sized_relobj::compute_final_local_value_internal): New methods.
2885 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2886 body into private version of Sized_relobj::compute_final_local_value.
2887 Call the inline method.
2888 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2889 merged symbol value if there is one.
2890 (Symbol_value::has_output_value): New method defintiion.
2891 (Sized_relobj::Compute_final_local_value_status): New enum type.
2892 (Sized_relobj::compute_final_local_value): New methods.
2893 (Sized_relobj::compute_final_local_value_internal): New methods.
2894 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2895 and arm_cortex_a8.sh.
2896 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2897 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2899 * Makefile.in: Regenerate.
2900 * testsuite/arm_bl_out_of_range.s: Update test.
2901 * testsuite/thumb_bl_out_of_range.s: Ditto.
2902 * testsuite/thumb_blx_out_of_range.s: Ditto.
2903 * testsuite/arm_branch_out_of_range.sh: New file.
2904 * testsuite/arm_cortex_a8.sh: Ditto.
2905 * testsuite/arm_cortex_a8_b.s: Ditto.
2906 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2907 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2908 * testsuite/arm_cortex_a8_bl.s: Ditto.
2909 * testsuite/arm_cortex_a8_blx.s: Ditto.
2910 * testsuite/arm_cortex_a8_local.s: Ditto.
2911 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2912 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2914 2010-09-08 Rafael Espindola <espindola@google.com>
2916 * Makefile.am (memory_test.stdout): Run readelf with -W.
2917 * Makefile.in: Regenerate.
2918 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2921 2010-09-08 Rafael Espindola <espindola@google.com>
2923 * script-sections.cc (Script_sections::add_memory_region): Convert
2924 field precision to int.
2925 * script.cc (script_set_section_region, script_set_section_region):
2926 Convert field precision to int.
2928 2010-09-08 Rafael Espindola <espindola@google.com>
2930 * arm.cc (do_finalize_sections): Create the __exidx_start and
2931 __exdix_end symbols even when the section is missing.
2933 2010-09-08 Nick Clifton <nickc@redhat.com>
2935 * README: Remove claim that MEMORY is not supported.
2936 * expression.cc (script_exp_function_origin)
2937 (script_exp_function_length): Move from here to ...
2938 * script.cc: ... here.
2939 (script_set_section_region, script_add_memory)
2940 (script_parse_memory_attr, script_include_directive): New
2942 * script-sections.cc
2943 (class Memory_region): New class.
2944 (class Output_section_definition): Add set_memory_region,
2945 set_section_vma, set_section_lma and get_section_name methods.
2946 (class Script_Sections): Add add_memory_region,
2947 find_memory_region, find_memory_region_origin,
2948 find_memory_region_length and set_memory_region methods.
2949 Have set_section_addresses method walk the list of set memory
2951 Extend the print methos to display memory regions.
2952 * script-sections.h: Add prototypes for new methods.
2953 Add enum for MEMORY region attributes.
2954 * yyscript.y: Add support for parsing MEMORY regions.
2955 * script-c.h: Add prototypes for new functions.
2956 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2957 * testsuite/Makefile.in: Regenerate.
2958 * testsuite/memory_test.sh: New script.
2959 * testsuite/memory_test.s: New assembler source file.
2960 * testsuite/memory_test.t: New linker script.
2962 2010-08-27 Doug Kwan <dougkwan@google.com>
2964 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2965 reference override an existing dynamic weak reference.
2966 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2967 * testsuite/Makefile.in: Regenerate.
2968 * testsuite/dyn_weak_ref.sh: New file.
2969 * testsuite/dyn_weak_ref_1.c: Ditto.
2970 * testsuite/dyn_weak_ref_2.c: Ditto.
2972 2010-08-27 Ian Lance Taylor <iant@google.com>
2974 * incremental.h (class Incremental_input_entry): Add virtual
2977 2010-08-27 Ian Lance Taylor <iant@google.com>
2979 * testsuite/start_lib_test_3.c: Mark t3 as used.
2981 2010-08-27 Nick Clifton <nickc@redhat.com>
2983 * options.cc (version_script): Fix small typo in previous
2986 2010-08-25 Nick Clifton <nickc@redhat.com>
2988 * archive.cc: Formatting fixes: Remove whitespace between
2989 typename and following asterisk. Remove whitespace between
2990 function name and opening parenthesis.
2991 * archive.h: Likewise.
2993 * attributes.cc: Likewise.
2994 * attributes.h: Likewise.
2995 * common.cc: Likewise.
2996 * copy-relocs.cc: Likewise.
2997 * dirsearch.h: Likewise.
2998 * dynobj.cc: Likewise.
2999 * ehframe.cc: Likewise.
3000 * ehframe.h: Likewise.
3001 * expression.cc: Likewise.
3002 * fileread.cc: Likewise.
3003 * fileread.h: Likewise.
3005 * gold-threads.cc: Likewise.
3006 * gold.cc: Likewise.
3007 * i386.cc: Likewise.
3009 * incremental-dump.cc: Likewise.
3010 * incremental.cc: Likewise.
3011 * layout.cc: Likewise.
3012 * layout.h: Likewise.
3013 * main.cc: Likewise.
3014 * merge.cc: Likewise.
3015 * merge.h: Likewise.
3016 * object.cc: Likewise.
3017 * object.h: Likewise.
3018 * options.cc: Likewise.
3019 * options.h: Likewise.
3020 * output.cc: Likewise.
3021 * output.h: Likewise.
3022 * plugin.cc: Likewise.
3023 * plugin.h: Likewise.
3024 * powerpc.cc: Likewise.
3025 * reloc.cc: Likewise.
3026 * script-c.h: Likewise.
3027 * script-sections.cc: Likewise.
3028 * script.cc: Likewise.
3029 * stringpool.cc: Likewise.
3030 * symtab.cc: Likewise.
3031 * symtab.h: Likewise.
3032 * target.cc: Likewise.
3033 * timer.cc: Likewise.
3034 * timer.h: Likewise.
3035 * version.cc: Likewise.
3036 * x86_64.cc: Likewise.
3038 2010-08-24 Nick Clifton <nickc@redhat.com>
3041 * layout.cc (segment_precedes): Sort segments by their physical
3042 addresses, if they have been set.
3044 2010-08-23 Cary Coutant <ccoutant@google.com>
3046 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3048 (Lib_group::include_member): Unlock object after deleting its
3050 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3053 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3054 Cary Coutant <ccoutant@google.com>
3056 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3057 constructor, and set_blocker.
3058 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3060 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3061 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3062 * testsuite/Makefile.am (start_lib_test): New test case.
3063 * testsuite/Makefile.in: Regenerate.
3064 * testsuite/start_lib_test_main.c: New file.
3065 * testsuite/start_lib_test_1.c: New file.
3066 * testsuite/start_lib_test_2.c: New file.
3067 * testsuite/start_lib_test_3.c: New file.
3069 2010-08-19 Ian Lance Taylor <iant@google.com>
3071 * Makefile.in: Rebuild with automake 1.11.1.
3072 * aclocal.m4: Likewise.
3073 * testsuite/Makefile.in: Likewise.
3075 2010-08-19 Ian Lance Taylor <iant@google.com>
3078 * i386.cc (class Output_data_plt_i386): Update declarations.
3079 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3080 local_ifuncs_ fields.
3081 (Target_i386::do_plt_section_for_global): New function.
3082 (Target_i386::do_plt_section_for_local): New function.
3083 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3084 parameter; change all callers. Initialize global_ifuncs_ and
3085 local_ifuncs_. If doing a static link define __rel_iplt_start and
3087 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3088 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3089 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3091 (Target_i386::make_plt_section): New function, broken out of
3092 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3093 (Target_i386::make_plt_entry): Call make_plt_section.
3094 (Target_i386::make_local_ifunc_plt_entry): New function.
3095 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3096 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3097 R_386_IRELATIVE to switch.
3098 (Target_i386::Scan::global): Likewise.
3099 (Target_i386::Relocate::relocate): Likewise.
3100 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3102 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3103 (Target_x86_64::do_plt_section_for_global): New function.
3104 (Target_x86_64::do_plt_section_for_local): New function.
3105 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3106 parameter; change all callers. If doing a static link define
3107 __rela_iplt_start and __rela_iplt_end.
3108 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3109 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3110 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3112 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3113 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3115 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3116 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3117 R_X86_64_IRELATIVE to switch.
3118 (Target_x86_64::Scan::global): Likewise.
3119 (Target_x86_64::Relocate::relocate): Likewise.
3120 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3122 * target.h (class Target): Add plt_section_for_global and
3123 plt_section_for_local functions. Add do_plt_section_for_global
3124 and do_plt_section_for_local virtual functions.
3125 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3126 clarifying comments.
3127 (Symbol::use_plt_offset): Handle IFUNC symbol.
3128 * object.cc (Sized_relobj::Sized_relobj): Initialize
3130 (Sized_relobj::local_has_plt_offset): New function.
3131 (Sized_relobj::local_plt_offset): New function.
3132 (Sized_relobj::set_local_plt_offset): New function.
3133 (Sized_relobj::do_count): Handle IFUNC symbol.
3134 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3135 a bit away from input_shndx_ field. Add set_is_func_symbol and
3136 is_ifunc_symbol functions.
3137 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3138 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3139 local_plt_offsets_ field.
3140 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3141 * output.h (class Output_section_data): Add non-const
3142 output_section function.
3143 (class Output_data_got): Update declarations.
3144 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3145 Add use_plt_offset parameter to global and local constructors.
3146 Change all callers. Change local_sym_index_ field to 31 bits.
3147 Change GSYM_CODE and CONSTANT_CODE accordingly.
3148 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3149 doing a static link don't set sh_link field.
3150 (Output_data_got::Got_entry::write): Use PLT offset if
3152 (Output_data_got::add_global_plt): New function.
3153 (Output_data_got::add_local_plt): New function.
3154 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3155 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3156 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3157 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3158 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3160 * testsuite/ifunc-sel.h: New file.
3161 * testsuite/ifuncmain1.c: New file.
3162 * testsuite/ifuncmain1vis.c: New file.
3163 * testsuite/ifuncmod1.c: New file.
3164 * testsuite/ifuncdep2.c: New file.
3165 * testsuite/ifuncmain2.c: New file.
3166 * testsuite/ifuncmain3.c: New file.
3167 * testsuite/ifuncmod3.c: New file.
3168 * testsuite/ifuncmain4.c: New file.
3169 * testsuite/ifuncmain5.c: New file.
3170 * testsuite/ifuncmod5.c: New file.
3171 * testsuite/ifuncmain6pie.c: New file.
3172 * testsuite/ifuncmod6.c: New file.
3173 * testsuite/ifuncmain7.c: New file.
3174 * configure, testsuite/Makefile.in: Rebuild.
3176 2010-08-18 Ian Lance Taylor <iant@google.com>
3179 (Output_section_incremental_inputs::write_input_files): Add cast
3180 to avoid signed/unsigned comparison warning.
3181 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3183 2010-08-12 Cary Coutant <ccoutant@google.com>
3185 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3187 2010-08-13 Ian Lance Taylor <iant@google.com>
3189 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3191 2010-08-12 Cary Coutant <ccoutant@google.com>
3192 Doug Kwan <dougkwan@google.com>
3194 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3195 defintion overrides non-weak undef, remember that the original undef
3197 * symtab.cc (Symbol_table::sized_write_global): For undef without
3198 an original weak binding, set binding to global in output.
3199 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3200 * testsuite/Makefile.in: Regenerate.
3201 * testsuite/strong_ref_weak_def.sh: New file.
3202 * testsuite/strong_ref_weak_def_1.c: Ditto.
3203 * testsuite/strong_ref_weak_def_2.c: Ditto.
3205 2010-08-12 Cary Coutant <ccoutant@google.com>
3207 * testsuite/incremental_test.sh: Rewrite.
3208 * testsuite/incremental_test_1.c: Rewrite.
3209 * testsuite/incremental_test_2.c: Rewrite.
3211 2010-08-12 Cary Coutant <ccoutant@google.com>
3213 * arm.cc (Target_arm::got_size): Add const.
3214 (Target_arm::got_entry_count): New function.
3215 (Target_arm::plt_entry_count): New function.
3216 (Target_arm::first_plt_entry_offset): New function.
3217 (Target_arm::plt_entry_size): New function.
3218 (Output_data_plt_arm::entry_count): New function.
3219 (Output_data_plt_arm::first_plt_entry_offset): New function.
3220 (Output_data_plt_arm::get_plt_entry_size): New function.
3221 * i386.cc (Target_i386::got_size): Add const.
3222 (Target_i386::got_entry_count): New function.
3223 (Target_i386::plt_entry_count): New function.
3224 (Target_i386::first_plt_entry_offset): New function.
3225 (Target_i386::plt_entry_size): New function.
3226 (Output_data_plt_i386::entry_count): New function.
3227 (Output_data_plt_i386::first_plt_entry_offset): New function.
3228 (Output_data_plt_i386::get_plt_entry_size): New function.
3229 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3230 find_incremental_inputs_sections. Dump incremental_got_plt section.
3231 * incremental.cc: Include target.h.
3232 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3233 parameter. Adjust all callers. Find incremental_got_plt section.
3234 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3236 (Output_section_incremental_inputs::set_final_data_size): Calculate
3237 size of incremental_got_plt section.
3238 (Output_section_incremental_inputs::do_write): Write the
3239 incremental_got_plt section.
3240 (Got_plt_view_info): New struct.
3241 (Local_got_offset_visitor): New class.
3242 (Global_got_offset_visitor): New class.
3243 (Global_symbol_visitor_got_plt): New class.
3244 (Output_section_incremental_inputs::write_got_plt): New function.
3245 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3246 Add parameter. Adjust all callers.
3247 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3248 (Incremental_inputs::got_plt_section): New function.
3249 (Incremental_inputs::got_plt_section_): New data member.
3250 (Incremental_got_plt_reader): New class.
3251 * layout.cc (Layout::create_incremental_info_sections): Add the
3252 incremental_got_plt section.
3253 * object.h (Got_offset_list::get_list): New function.
3254 (Got offset_list::for_all_got_offsets): New function.
3255 (Sized_relobj::local_got_offset_list): New function.
3256 * powerpc.cc (Target_powerpc::got_size): Add const.
3257 (Target_powerpc::got_entry_count): New function.
3258 (Target_powerpc::plt_entry_count): New function.
3259 (Target_powerpc::first_plt_entry_offset): New function.
3260 (Target_powerpc::plt_entry_size): New function.
3261 (Output_data_plt_powerpc::entry_count): New function.
3262 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3263 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3264 * sparc.cc (Target_sparc::got_size): Add const.
3265 (Target_sparc::got_entry_count): New function.
3266 (Target_sparc::plt_entry_count): New function.
3267 (Target_sparc::first_plt_entry_offset): New function.
3268 (Target_sparc::plt_entry_size): New function.
3269 (Output_data_plt_sparc::entry_count): New function.
3270 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3271 (Output_data_plt_sparc::get_plt_entry_size): New function.
3272 * symtab.h (Symbol::got_offset_list): New function.
3273 (Symbol_table::for_all_symbols): New function.
3274 * target.h (Sized_target::got_entry_count): New function.
3275 (Sized_target::plt_entry_count): New function.
3276 (Sized_target::plt_entry_size): New function.
3277 * x86_64.cc (Target_x86_64::got_size): Add const.
3278 (Target_x86_64::got_entry_count): New function.
3279 (Target_x86_64::plt_entry_count): New function.
3280 (Target_x86_64::first_plt_entry_offset): New function.
3281 (Target_x86_64::plt_entry_size): New function.
3282 (Output_data_plt_x86_64::entry_count): New function.
3283 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3284 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3286 2010-08-12 Cary Coutant <ccoutant@google.com>
3288 * archive.cc: Include incremental.h.
3289 (Archive::Archive): Initialize incremental_info_.
3290 (Archive::include_member): Record archive members in incremental info.
3291 (Add_archive_symbols::run): Record begin and end of an archive in
3293 (Lib_group::include_member): Record objects in incremental info.
3294 * archive.h (Incremental_archive_entry): Forward declaration.
3295 (Archive::set_incremental_info): New member function.
3296 (Archive::incremental_info): New member function.
3297 (Archive::Unused_symbol_iterator): New class.
3298 (Archive::unused_symbols_begin): New member function.
3299 (Archive::unused_symbols_end): New member function.
3300 (Archive::incremental_info_): New data member.
3301 * incremental-dump.cc (find_input_containing_global): New function.
3302 (dump_incremental_inputs): Dump new incremental info sections.
3303 * incremental.cc: Include symtab.h.
3304 (Output_section_incremental_inputs): New class.
3305 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3306 new incremental info sections.
3307 (Sized_incremental_binary::do_check_inputs): Likewise.
3308 (Incremental_inputs::report_archive): Remove.
3309 (Incremental_inputs::report_archive_begin): New function.
3310 (Incremental_inputs::report_archive_end): New function.
3311 (Incremental_inputs::report_object): New function.
3312 (Incremental_inputs::finalize_inputs): Remove.
3313 (Incremental_inputs::report_input_section): New function.
3314 (Incremental_inputs::report_script): Rewrite.
3315 (Incremental_inputs::finalize): Do nothing but finalize string table.
3316 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3317 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3318 (Incremental_inputs::create_data_sections): New function.
3319 (Incremental_inputs::relocs_entsize): New function.
3320 (Output_section_incremental_inputs::set_final_data_size): New function.
3321 (Output_section_incremental_inputs::do_write): New function.
3322 (Output_section_incremental_inputs::write_header): New function.
3323 (Output_section_incremental_inputs::write_input_files): New function.
3324 (Output_section_incremental_inputs::write_info_blocks): New function.
3325 (Output_section_incremental_inputs::write_symtab): New function.
3326 * incremental.h (Incremental_script_entry): Forward declaration.
3327 (Incremental_object_entry): Forward declaration.
3328 (Incremental_archive_entry): Forward declaration.
3329 (Incremental_inputs): Forward declaration.
3330 (Incremental_inputs_header_data): Remove.
3331 (Incremental_inputs_header): Remove.
3332 (Incremental_inputs_header_write): Remove.
3333 (Incremental_inputs_entry_data): Remove.
3334 (Incremental_inputs_entry): Remove.
3335 (Incremental_inputs_entry_write): Remove.
3336 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3337 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3338 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3339 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3341 (Incremental_input_entry): New class.
3342 (Incremental_script_entry): New class.
3343 (Incremental_object_entry): New class.
3344 (Incremental_archive_entry): New class.
3345 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3346 (Incremental_inputs::report_inputs): Remove.
3347 (Incremental_inputs::report_archive): Remove.
3348 (Incremental_inputs::report_archive_begin): New function.
3349 (Incremental_inputs::report_archive_end): New function.
3350 (Incremental_inputs::report_object): Change prototype.
3351 (Incremental_inputs::report_input_section): New function.
3352 (Incremental_inputs::report_script): Change prototype.
3353 (Incremental_inputs::get_reloc_count): New function.
3354 (Incremental_inputs::set_reloc_count): New function.
3355 (Incremental_inputs::create_data_sections): New function.
3356 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3357 (Incremental_inputs::inputs_section): New function.
3358 (Incremental_inputs::symtab_section): New function.
3359 (Incremental_inputs::relocs_section): New function.
3360 (Incremental_inputs::get_stringpool): Add const.
3361 (Incremental_inputs::command_line): Add const.
3362 (Incremental_inputs::inputs): Remove.
3363 (Incremental_inputs::command_line_key): New function.
3364 (Incremental_inputs::input_file_count): New function.
3365 (Incremental_inputs::input_files): New function.
3366 (Incremental_inputs::relocs_entsize): New function.
3367 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3368 (Incremental_inputs::finalize_inputs): Remove.
3369 (Incremental_inputs::Input_info): Remove.
3370 (Incremental_inputs::lock_): Remove.
3371 (Incremental_inputs::inputs_): Change type.
3372 (Incremental_inputs::inputs_map_): Remove.
3373 (Incremental_inputs::current_object_entry_): New data member.
3374 (Incremental_inputs::inputs_section_): New data member.
3375 (Incremental_inputs::symtab_section_): New data member.
3376 (Incremental_inputs::relocs_section_): New data member.
3377 (Incremental_inputs::reloc_count_): New data member.
3378 (Incremental_inputs_reader): New class.
3379 (Incremental_symtab_reader): New class.
3380 (Incremental_relocs_reader): New class.
3381 * layout.cc (Layout::finalize): Move finalization of incremental info
3382 and creation of incremental info sections to follow finalization of
3383 symbol table. Set offsets for postprocessing sections.
3384 (Layout::create_incremental_info_sections): Call
3385 Incremental_inputs::create_data_sections. Add incremental symtab
3386 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3387 sections to layout after input sections.
3388 * layout.h (struct Timespec): Forward declaration.
3389 (Layout::incremental_inputs): Add const.
3390 (Layout::create_incremental_info_sections): Add parameter.
3391 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3392 * object.cc: Include incremental.h.
3393 (Relobj::finalize_incremental_relocs): New function.
3394 (Sized_relobj::do_layout): Record input sections in incremental info.
3395 * object.h (Object::output_section): New function.
3396 (Object::output_section_offset): Moved from Relobj.
3397 (Object::get_incremental_reloc_base): New function.
3398 (Object::get_incremental_reloc_count): New function.
3399 (Object::do_output_section): New function.
3400 (Object::do_output_section_offset): Moved from Relobj.
3401 (Object::do_get_incremental_reloc_base): New function.
3402 (Object::do_get_incremental_reloc_count): New function.
3403 (Object::Object): Initialize new data members.
3404 (Relobj::output_section): Renamed do_output_section and moved to
3406 (Relobj::output_section_offset): Moved to Object.
3407 (Relobj::do_get_incremental_reloc_base): New function.
3408 (Relobj::do_get_incremental_reloc_count): New function.
3409 (Relobj::allocate_incremental_reloc_counts): New function.
3410 (Relobj::count_incremental_reloc): New function.
3411 (Relobj::finalize_incremental_relocs): New function.
3412 (Relobj::next_incremental_reloc_index): New function.
3413 (Relobj::reloc_counts_): New data member.
3414 (Relobj::reloc_bases_): New data member.
3415 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3416 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3417 (Sized_relobj::incremental_relocs_scan): New function.
3418 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3419 (Sized_relobj::incremental_relocs_write): New function.
3420 (Sized_relobj::incremental_relocs_write_reltype): New function.
3421 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3423 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3424 archives and object files elsewhere.
3425 (Add_symbols::run): Report object files here.
3426 (Finish_group::run): Report end of archive at end of group.
3427 * reloc.cc: Include layout.h, incremental.h.
3428 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3429 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3430 (Sized_relobj::incremental_relocs_scan): New function.
3431 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3432 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3433 (Sized_relobj::incremental_relocs_write): New function.
3434 (Sized_relobj::incremental_relocs_write_reltype): New function.
3435 * script.cc (read_input_script): Rewrite test for incremental link.
3436 Change call to Incremental_inputs::report_script.
3437 * symtab.h (Symbol_table::first_global_index): New function.
3438 (Symbol_table::output_count): New function.
3440 2010-08-12 Doug Kwan <dougkwan@google.com>
3442 * arm.cc (Target_arm::merge_object_attributes): Check command line
3443 options --no-wchar-size-warning and --no-enum-size-warning.
3444 * options.h (General_options): Add ld-compatible options
3445 --no-enum-size-warning and --no-wchar-size-warning.
3447 2010-08-04 Ian Lance Taylor <iant@google.com>
3449 * x86_64.cc (Target_x86_64::Scan::local): Use
3450 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3451 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3452 (Target_x86_64::Scan::global): Likewise.
3453 (Target_x86_64::Relocate::relocate): Likewise.
3454 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3457 2010-08-03 Cary Coutant <ccoutant@google.com>
3459 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3460 to reserve space in merged_strings vector. Keep total input size
3462 (Output_merge_string::do_print_merge_stats): Print total input size.
3463 * merge.h (Output_merge_string): Add input_size_ field.
3464 * stringpool.cc (Stringpool_template::string_length): Move
3465 implementations out of Stringpool_template class and place in
3467 * stringpool.h (string_length): Move out of Stringpool_template.
3469 2010-08-03 Ian Lance Taylor <iant@google.com>
3472 * layout.cc (relaxation_loop_body): If address of load segment is
3473 set, adjust address to include headers if possible.
3475 2010-08-03 Ian Lance Taylor <iant@google.com>
3477 * version.cc (version_string): Bump to 1.10.
3479 2010-08-03 Ian Lance Taylor <iant@google.com>
3482 * layout.h (enum Output_section_order): Define.
3483 (class Layout): Update declarations.
3484 * layout.cc (Layout::get_output_section): Add order parameter.
3485 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3486 is_first_non_relro parameters. Change all callers.
3487 (Layout::choose_output_section): Likewise.
3488 (Layout::add_output_section_data): Likewise.
3489 (Layout::make_output_section): Likewise. Set order.
3490 (Layout::default_section_order): New function.
3491 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3492 * output.cc (Output_section::Output_section): Initialize order_.
3493 Don't initialize deleted fields.
3494 (Output_segment::Output_segment): Don't initialize deleted
3496 (Output_segment::add_output_section_to_load): New function
3497 replacing add_output_section. Change all callers to call this or
3498 add_output_section_to_nonload.
3499 (Output_segment::add_output_section_to_nonload): New function.
3500 (Output_segment::remove_output_section): Rewrite.
3501 (Output_segment::add_initial_output_data): Likewise.
3502 (Output_segment::has_any_data_sections): Likewise.
3503 (Output_segment::is_first_section_relro): Likewise.
3504 (Output_segment::maximum_alignment): Likewise.
3505 (Output_segment::has_dynamic_reloc): New function replacing
3506 dynamic_reloc_count. Change all callers.
3507 (Output_segment::has_dynamic_reloc_list): New function replacing
3508 dynamic_reloc_count_list. Change all callers.
3509 (Output_segment::set_section_addresses): Rewrite.
3510 (Output_segment::set_offset): Rewrite.
3511 (Output_segment::find_first_and_last_list): Remove.
3512 (Output_segment::set_tls_offsets): Rewrite.
3513 (Output_segment::first_section_load_address): Likewise.
3514 (Output_segment::output_section_count): Likewise.
3515 (Output_segment::section_with_lowest_load_address): Likewise.
3516 (Output_segment::write_section_headers): Likewise.
3517 (Output_segment::print_sections_to_map): Likewise.
3518 * output.h (class Output_data): Remove dynamic_reloc_count_
3519 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3520 (Output_data::add_dynamic_reloc): Rewrite.
3521 (Output_data::has_dynamic_reloc): New function.
3522 (Output_data::dynamic_reloc_count): Remove.
3523 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3524 is_last_relro_, is_first_non_relro_, is_interp_,
3525 is_dynamic_linker_section_ fields. Add order and set_order
3526 functions. Remove is_relro_local, set_is_relro_local,
3527 is_last_relro, set_is_last_relro, is_first_non_relro,
3528 set_is_first_non_relro functions, is_interp, set_is_interp,
3529 is_dynamic_linker_section, and set_is_dynamic_linker_section
3531 (class Output_segment): Change Output_data_list from std::list to
3532 std:;vector. Add output_lists_ field. Remove output_data_ and
3533 output_bss_ fields. Update declarations.
3535 2010-08-02 Ian Lance Taylor <iant@google.com>
3537 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3538 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3539 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3541 2010-08-02 Ian Lance Taylor <iant@google.com>
3544 * script.cc (Script_options::Script_options): Initialize
3545 symbol_definitions_ and symbol_references_.
3546 (Script_options::add_symbol_assignment): Update
3547 symbol_definitions_ and symbol_references_.
3548 (Script_options::add_symbol_reference): New function.
3549 (script_symbol): New function.
3550 * script.h (class Script_options): Add symbol_definitions_ and
3551 symbol_references_ fields.
3552 (Script_options::referenced_const_iterator): New type.
3553 (Script_options::referenced_begin): New function.
3554 (Script_options::referenced_end): New function.
3555 (Script_options::is_referenced): New function.
3556 (Script_options::any_unreferenced): New function.
3557 * script-c.h (script_symbol): Declare.
3558 * yyscript.y (exp): Call script_symbol.
3559 * symtab.cc: Include "script.h".
3560 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3561 Change all callers. Check symbols referenced by scripts.
3562 (Symbol_table::add_undefined_symbols_from_command_line): Add
3563 layout parameter. Change all callers.
3564 (Symbol_table::do_add_undefined_symbols_from_command_line):
3565 Likewise. Break out loop body. Check symbols referenced by
3567 (Symbol_table::add_undefined_symbol_from_command_line): New
3568 function broken out of
3569 do_add_undefined_symbols_from_command_line.
3570 * symtab.h (class Symbol_table): Update declarations.
3571 * archive.cc: Include "layout.h".
3572 (Archive::should_include_member): Add layout parameter. Change
3573 all callers. Check for symbol mentioned in expression.
3574 * archive.h (class Archive): Update declaration.
3575 * object.cc (Sized_relobj::do_should_include_member): Add layout
3577 * object.h (Object::should_include_member): Add layout parameter.
3579 (Object::do_should_include_member): Add layout parameter.
3580 (class Sized_relobj): Update declaration.
3581 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3583 * dynobj.h (class Sized_dynobj): Update declaration.
3584 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3586 * plugin.h (class Sized_pluginobj): Update declaration.
3588 2010-08-02 Ian Lance Taylor <iant@google.com>
3591 * output.cc (Output_segment::set_offset): Search for the first and
3592 last sections rather than assuming that the list is in order.
3593 (Output_segment::find_first_and_last_list): New function.
3594 * output.h (class Output_segment): Update declarations.
3595 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3596 (relro_strip_test_SOURCES): New variable.
3597 (relro_strip_test_DEPENDENCIES): New variable.
3598 (relro_strip_test_LDFLAGS): New variable.
3599 (relro_strip_test_LDADD): New variable.
3600 (relro_strip_test.so): New target.
3602 2010-08-02 Ian Lance Taylor <iant@google.com>
3604 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3605 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3606 (Target_i386::got_tlsdesc_section): New function.
3607 (Target_i386::got_section): Create space for GOT entries for
3608 TLSDESC relocations.
3609 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3611 (Target_i386::Scan::global): Likewise.
3612 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3614 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3615 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3616 (Target_x86_64::got_tlsdesc_section): New function.
3617 (Target_x86_64::got_section): Create space for GOT entries for
3618 TLSDESC relocations.
3619 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3621 (Target_x86_64::Scan::global): Likewise.
3622 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3625 2010-08-02 Ian Lance Taylor <iant@google.com>
3627 * testsuite/final_layout.sh: Use dc to convert from hex to
3630 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3632 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3633 paramter to the call to gold::gc_process_relocs.
3634 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3635 paramter to the call to gold::gc_process_relocs.
3636 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3637 parameter to the call to gold::gc_process_relocs.
3638 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3639 template parameter to the call to gold::gc_process_relocs.
3640 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3641 paramter to the call to gold::gc_process_relocs.
3642 * gc.h (get_embedded_addend_size): New function.
3643 (gc_process_relocs): Save the size of the reloc for use by ICF.
3644 * icf.cc (get_section_contents): Get the addend from the text section
3645 for SHT_REL relocation sections.
3646 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3647 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3648 * int_encoding.h (read_from_pointer): New overloaded function.
3649 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3650 * testsuite/icf_sht_rel_addend_test.sh: New file.
3651 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3652 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3654 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3656 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3657 * Makefile.in: Regenerate.
3658 * testsuite/Makefile.in: Regenerate.
3660 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3662 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3663 * gold/testsuite/debug_msg.cc: Likewise.
3664 * gold/testsuite/odr_violation1.cc
3665 * gold/testsuite/odr_violation2.cc
3667 2010-07-21 Cary Coutant <ccoutant@google.com>
3669 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3670 string, and length fields.
3671 (Output_merge_string::Merged_strings_list): New type.
3672 (Output_merge_string::Merged_strings_lists): New typedef.
3673 (Output_merge_string): Replace merged_strings_ with
3674 merged_strings_lists_.
3675 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3676 Merged_strings_list per input object and section. Don't store pointer
3677 to the string. Don't store length with each merged string entry.
3678 (Output_merge_string::finalize_merged_data): Loop over list of merged
3679 strings lists. Recompute length of each merged string.
3681 2010-07-15 Cary Coutant <ccoutant@google.com>
3683 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3686 2010-07-14 Ian Lance Taylor <iant@google.com>
3688 * descriptors.cc (Descriptors::open): Report correct name in error
3691 2010-07-13 Doug Kwan <dougkwan@google.com>
3693 * arm.cc (Arm_input_section::Arm_input_section): For a
3694 SHT_ARM_EXIDX section, always keeps the input sections.
3695 (Arm_input_section::set_exidx_section_link): New method.
3696 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3697 has_errors_ to false.
3698 (Arm_exidx_input_section::has_errors,
3699 Arm_exidx_input_section::set_has_errors): New methods.
3700 (Arm_exidx_input_section::has_errors_): New data member.
3701 (Arm_relobj::get_exidx_shndx_list): New method.
3702 (Arm_output_section::append_text_sections_to_list): Do not skip
3703 section without SHF_EXECINSTR.
3704 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3706 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3707 section header. Make error messages more verbose. Check for
3708 a non-executable section linked to an EXIDX section.
3709 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3710 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3711 check that there is no deferred EXIDX section if we exit early.
3712 Instead of not making an EXIDX section in case of an error, make one
3713 and set the has_errors flag of it.
3714 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3715 in a relocatable link.
3716 (Target_arm::do_relax): Look for the EXIDX output section instead of
3717 assuming that it is called .ARM.exidx.
3718 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3719 section list. Do not check for SHF_EXECINSTR section flags but
3720 skip any input section with errors.
3721 * output.cc (Output_section::Output_section): Initialize
3722 always_keeps_input_sections_ to false.
3723 (Output_section::add_input_section): Check for
3724 always_keeps_input_sections_.
3725 * output.h (Output_section::always_keeps_input_sections,
3726 Output_section::set_always_keeps_input_sections): New methods.
3727 (Output_section::always_keeps_input_sections): New data member.
3729 2010-07-13 Rafael Espindola <espindola@google.com>
3731 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3732 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3734 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3735 Ian Lance Taylor <iant@google.com>
3737 * output.h (Output_section_lookup_maps::add_merge_section):
3738 Correct check of whether value was inserted.
3739 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3740 (Output_section_lookup_maps::add_relaxed_input_section):
3742 * arm.cc (Target_arm::got_section): Remove used local os.
3743 * i386.cc (Target_i386::got_section): Likewise.
3744 * x86_64.cc (Target_x86_64::got_section): Likewise.
3745 * sparc.cc (Target_sparc::got_section): Likewise.
3746 (Target_sparc::relocate): Remove unused local have_got_offset.
3747 * powerpc.cc (Target_powerpc::relocate): Likewise.
3749 2010-07-13 Ian Lance Taylor <iant@google.com>
3751 * compressed_output.cc (zlib_decompress): Fix signature in
3754 * archive.cc (Archive::include_member): Unlock an external member
3755 of a thin archive. Don't bother to delete an object we know is
3758 2010-07-12 Cary Coutant <ccoutant@google.com>
3760 * compressed_output.cc (zlib_decompress): New function.
3761 (get_uncompressed_size): New function.
3762 (decompress_input_section): New function.
3763 * compressed_output.h (get_uncompressed_size): New function.
3764 (decompress_input_section): New function.
3765 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3766 Handle compressed debug sections.
3767 * layout.cc (is_compressed_debug_section): New function.
3768 (Layout::output_section_name): Map compressed section names to
3770 * layout.h (is_compressed_debug_section): New function.
3771 (is_debug_info_section): Recognize compressed debug sections.
3772 * merge.cc: Include compressed_output.h.
3773 (Output_merge_data::do_add_input_section): Handle compressed
3775 (Output_merge_string::do_add_input_section): Handle compressed
3777 * object.cc: Include compressed_output.h.
3778 (Sized_relobj::Sized_relobj): Initialize new data members.
3779 (build_compressed_section_map): New function.
3780 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3781 * object.h (Object::section_is_compressed): New method.
3782 (Object::do_section_is_compressed): New method.
3783 (Sized_relobj::Compressed_section_map): New type.
3784 (Sized_relobj::do_section_is_compressed): New method.
3785 (Sized_relobj::compressed_sections_): New data member.
3786 * output.cc (Output_section::add_input_section): Handle compressed
3788 * reloc.cc: Include compressed_output.h.
3789 (Sized_relobj::write_sections): Handle compressed debug sections.
3791 2010-07-08 Cary Coutant <ccoutant@google.com>
3793 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3794 weak when resolving to a dynamic def.
3795 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3796 for weak undef/dynamic def cases. Adjust callers.
3797 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3798 undef_binding_weak_.
3799 (Symbol_table::sized_write_globals): Adjust symbol binding.
3800 (Symbol_table::sized_write_symbol): Add binding parameter.
3801 * symtab.h (Symbol::set_undef_binding): New method.
3802 (Symbol::is_undef_binding_weak): New method.
3803 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3804 (Symbol_table::should_override): Add new parameter.
3805 (Symbol_table::sized_write_symbol): Add new parameter.
3807 * testsuite/weak_undef_file1.cc: Add new test case.
3808 * testsuite/weak_undef_file2.cc: Fix header comment.
3809 * testsuite/weak_undef_test.cc: Add new test case.
3811 2010-06-29 Doug Kwan <dougkwan@google.com>
3813 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3814 Initialize USE_SYMBOL_.
3815 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3817 (Arm_reloc_property::uses_symbol_): New data member declaration.
3818 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3819 uses symbol value and symbol is undefined but not weakly undefined.
3821 2010-06-28 Rafael Espindola <espindola@google.com>
3823 * plugin.cc (Plugin::load): Use dlerror.
3825 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3827 * symtab.cc (detect_odr_violations): When reporting an ODR
3828 violation, report an object where the symbol is defined.
3830 2010-06-25 Doug Kwan <dougkwan@google.com>
3832 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3833 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3835 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3836 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3837 target hook to detect function points.
3838 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3839 * icf.h (Icf::check_section_for_function_pointers): Change type of
3840 parameter SECTION_NAME to const reference to std::string. Use
3841 target hook to determine if section may have unsafe pointers.
3842 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3845 2010-06-21 Rafael Espindola <espindola@google.com>
3847 * fileread.cc (Input_file::find_fie): New
3848 (Input_file::open): Use Input_file::find_fie.
3849 * fileread.h (Input_file::find_fie): New
3850 * plugin.cc (set_extra_library_path): New.
3851 (Plugin::load): Add set_extra_library_path to the transfer vector.
3852 (Plugin_manager::set_extra_library_path): New.
3853 (Plugin_manager::add_input_file): Use the extra search path if set.
3854 (set_extra_library_path(): New.
3855 * plugin.h (Plugin_manager): Add set_extra_library_path and
3858 2010-06-19 Cary Coutant <ccoutant@google.com>
3860 * layout.cc (gdb_sections): Add .debug_types.
3861 (lines_only_debug_sections): Likewise.
3863 2010-06-18 Rafael Espindola <espindola@google.com>
3865 * plugin.cc (add_input_file,add_input_library)
3866 (Plugin_manager::add_input_file): Make filename arguments const.
3867 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3870 2010-06-16 Doug Kwan <dougkwan@google.com>
3872 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3873 .ARM.attributes section if we have not merged any input
3874 attributes sections.
3876 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3878 * arm.cc: Allow combining objects with no EABI version
3881 2010-06-15 Rafael Espindola <espindola@google.com>
3883 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3885 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3887 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3888 (struct iovec): Correct !HAVE_READV definition.
3890 2010-06-10 Cary Coutant <ccoutant@google.com>
3892 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3893 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3895 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3898 * symtab.h (Symbol::is_placeholder): New member function.
3899 * target-reloc.h (relocate_section): Check for placeholder symbols.
3901 * testsuite/Makefile.am (plugin_test_8): New test.
3902 (plugin_test_9): New test.
3903 * testsuite/Makefile.in: Regenerate.
3905 2010-06-09 Nick Clifton <nickc@redhat.com>
3907 * yyscript.y (input_list_element): Allow strings prefixed with
3908 the '-' character. Treat these as libraries.
3909 * script.cc (script_add_library): New function. Adds a library
3910 specified by "-l<name>" found in an input script.
3911 * script-c.h: Add prototype for script_add_library.
3913 2010-06-07 Doug Kwan <dougkwan@google.com>
3915 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3916 Restrict stub-group size to be within long conditional branch
3917 range when working around cortex-A8 erratum.
3919 2010-06-07 Damien Diederen <dd@crosstwine.com>
3921 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3924 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3928 (Output_section::Input_section_sort_entry::compare_section_ordering):
3929 Change to return non-zero correctly.
3930 (Output_section::Input_section_sort_section_order_index_compare
3931 ::operator()): Change to fix ambiguity in comparisons.
3933 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3935 * gold.h (is_wildcard_string): New function.
3936 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3937 (Layout::layout_eh_frame): Ditto.
3938 (Layout::find_section_order_index): New method.
3939 (Layout::read_layout_from_file): New method.
3940 * layout.h (Layout::find_section_order_index): New method.
3941 (Layout::read_layout_from_file): New method.
3942 (Layout::input_section_position_): New private member.
3943 (Layout::input_section_glob_): New private member.
3944 * main.cc (main): Call read_layout_from_file here.
3945 * options.h (--section-ordering-file): New option.
3946 * output.cc (Output_section::input_section_order_specified_): New
3948 (Output_section::Output_section): Initialize new member.
3949 (Output_section::add_input_section): Add new parameter.
3950 Keep input sections when --section-ordering-file is used.
3951 (Output_section::set_final_data_size): Sort input sections when
3952 section ordering file is specified.
3953 (Output_section::Input_section_sort_entry): Add new parameter.
3955 (Output_section::Input_section_sort_entry::compare_section_ordering):
3957 (Output_section::Input_section_sort_compare::operator()): Change to
3958 consider section_order_index.
3959 (Output_section::Input_section_sort_init_fini_compare::operator()):
3960 Change to consider section_order_index.
3961 (Output_section::Input_section_sort_section_order_index_compare
3962 ::operator()): New method.
3963 (Output_section::sort_attached_input_sections): Change to sort
3964 according to section order when specified.
3965 (Output_section::add_input_section<32, true>): Add new parameter.
3966 (Output_section::add_input_section<64, true>): Add new parameter.
3967 (Output_section::add_input_section<32, false>): Add new parameter.
3968 (Output_section::add_input_section<64, false>): Add new parameter.
3969 * output.h (Output_section::add_input_section): Add new parameter.
3970 (Output_section::input_section_order_specified): New
3972 (Output_section::set_input_section_order_specified): New method.
3973 (Input_section::Input_section): Initialize section_order_index_.
3974 (Input_section::section_order_index): New method.
3975 (Input_section::set_section_order_index): New method.
3976 (Input_section::section_order_index_): New member.
3977 (Input_section::Input_section_sort_section_order_index_compare): New
3979 (Output_section::input_section_order_specified_): New member.
3980 * script-sections.cc (is_wildcard_string): Delete and move modified
3982 (Output_section_element_input::Output_section_element_input): Modify
3983 call to is_wildcard_string.
3984 (Output_section_element_input::Input_section_pattern
3985 ::Input_section_pattern): Ditto.
3986 (Output_section_element_input::Output_section_element_input): Ditto.
3987 * testsuite/Makefile.am (final_layout): New test case.
3988 * testsuite/Makefile.in: Regenerate.
3989 * testsuite/final_layout.cc: New file.
3990 * testsuite/final_layout.sh: New file.
3992 2010-06-01 Rafael Espindola <espindola@google.com>
3994 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3996 2010-06-01 Rafael Espindola <espindola@google.com>
3998 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3999 visibility of symbols.
4001 2010-05-27 Doug Kwan <dougkwan@google.com>
4003 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4004 from start of output section instead of address for a local symbol
4005 in a merged or relaxed section when doing a relocatable link.
4007 2010-05-26 Rafael Espindola <espindola@google.com>
4010 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4011 adding sections the garbage collector removed.
4012 * gold/testsuite/Makefile.am: Add test.
4013 * gold/testsuite/Makefile.in: Regenerate.
4014 * gold/testsuite/plugin_test_7.sh: New.
4015 * gold/testsuite/plugin_test_7_1.c: New.
4016 * gold/testsuite/plugin_test_7_2.c: New.
4018 2010-05-26 Rafael Espindola <espindola@google.com>
4020 * script-sections.cc (Output_section_definition::set_section_addresses):
4021 Check for --section-start.
4023 2010-05-26 Doug Kwan <dougkwan@google.com>
4025 * arm.cc (Arm_scan_relocatable_relocs): New class.
4026 (Target_arm::relocate_special_relocatable): New method.
4027 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4028 (Arm_relocate_functions::thumb_branch_common): Same.
4029 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4030 instead of Default_scan_relocatable_relocs.
4031 * target-reloc.h (relocate_for_relocatable): Let target handle
4032 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4033 * target.h (Sized_target::relocate_special_relocatable): New method.
4035 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4037 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4039 2010-05-23 Doug Kwan <dougkwan@google.com>
4041 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4043 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4044 with a direct branch, not a conditional branch, to a stub.
4045 * merge.cc (Output_merge_base::record_input_section): New method
4047 (Output_merge_data::do_add_input_section): Record input section if
4048 keeps-input-sections flag is set.
4049 (Output_merge_string::do_add_input_section): Ditto.
4050 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4051 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4053 (Output_merge_base::keeps_input_sections,
4054 Output_merge_base::set_keeps_input_sections,
4055 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4057 (Output_merge_base::Input_sections): New type declaration.
4058 (Output_merge_base::input_sections_begin,
4059 Output_merge_base::input_sections_end,
4060 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4061 (Output_merge_base::bool keeps_input_sections_,
4062 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4063 Output_merge_base::input_sections_): New data members.
4064 (Output_merge_data::do_set_keeps_input_sections): New method
4066 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4067 * output.cc (Output_section::Input_section::relobj): Move method
4068 defintion from class declaration to here and handle merge sections.
4069 (Output_section::Input_section::shndx): Ditto.
4070 (Output_section::Output_section): Remove initializations of removed
4071 data members and initialize new data member LOOKUP_MAPS_.
4072 (Output_section::add_input_section): Set keeps-input-sections flag
4073 for a newly created merge output section as appropriate. Adjust code
4074 to use Output_section_lookup_maps class.
4075 (Output_section::add_relaxed_input_section): Adjst code for lookup
4076 maps code refactoring.
4077 (Output_section::add_merge_input_section): Add a new parameter
4078 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4079 class. If adding input section to a newly created merge output
4080 section fails, remove the new merge section.
4081 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4082 Adjust code for use of the Output_section_lookup_maps class.
4083 (Output_section::find_merge_section): Ditto.
4084 (Output_section::build_lookup_maps): New method defintion.
4085 (Output_section::find_relaxed_input_section): Adjust code to use
4086 Output_section_lookup_maps class.
4087 (Output_section::get_input_sections): Export merge sections. Adjust
4088 code to use Output_section_lookup_maps class.
4089 (Output_section:::add_script_input_section): Adjust code to use
4090 Output_section_lookup_maps class. Update lookup maps for merge
4092 (Output_section::discard_states): Use Output_section_lookup_maps.
4093 (Output_section::restore_states): Same.
4094 * output.h (Merge_section_properties): Move class defintion out of
4096 (Output_section_lookup_maps): New class.
4097 (Output_section::Input_section::is_merge_section): New method
4099 (Output_section::Input_section::relobj): Move defintion out of class
4100 defintion. Declare method only.
4101 (Output_section::Input_section::shndx): Ditto.
4102 (Output_section::Input_section::output_merge_base): New method defintion.
4103 (Output_section::Input_section::u2_.pomb): New union field.
4104 (Output_section::Merge_section_by_properties_map,
4105 Output_section::Output_section_data_by_input_section_map,
4106 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4108 (Output_section::add_merge_input_section): Add new parameter
4109 KEEPS_INPUT_SECTIONS.
4110 (Output_section::build_lookup_maps): New method declaration.
4111 (Output_section::merge_section_map_,
4112 Output_section::merge_section_by_properties_map_,
4113 Output_section::relaxed_input_section_map_,
4114 Output_section::is_relaxed_input_section_map_valid_): Remove data
4116 (Output_section::lookup_maps_): New data member.
4118 2010-05-21 Doug Kwan <dougkwan@google.com>
4121 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4122 avoid a compilation error.
4124 2010-05-19 Rafael Espindola <espindola@google.com>
4126 * script-sections.cc (Output_section_definition::allocate_to_segment):
4127 Update the phdrs_list even when the output section is NULL.
4128 * testsuite/Makefile.am: Add test.
4129 * testsuite/Makefile.in: Regenerate.
4130 * testsuite/script_test_9.cc: New.
4131 * testsuite/script_test_9.sh: New.
4132 * testsuite/script_test_9.t: New.
4134 2010-05-19 Doug Kwan <dougkwan@google.com>
4136 * arm.cc (Arm_input_section::original_size): New method.
4137 (Arm_input_section::do_addralign): Add a cast.
4138 (Arm_input_section::do_output_offset): Remove static cast.
4139 (Arm_input_section::original_addralign,
4140 Arm_input_section::original_size_): Change type to uint32_t.
4141 (Arm_input_section::init): Add safe casts for section alignment
4143 (Arm_input_section::set_final_data_size): Do not set address and
4144 offset of stub table.
4145 (Arm_output_section::fix_exidx_coverage): Change use of of
4146 Output_section::Simple_input_section to that of
4147 Output_section::Input_section.
4148 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4149 except for the first pass.
4150 * output.cc (Output_section::get_input_sections): Change type of
4151 input_sections to std::list<Input_section>.
4152 (Output_section::add_script_input_section): Rename from
4153 Output_section::add_simple_input_section. Change type of SIS
4154 parameter from Simple_input_section to Input_section.
4155 * output.h (Output_section::Simple_input_section): Remove class.
4156 (Output_section::Input_section): Change class visibility to public.
4157 (Output_section::Input_section::addralign): Use stored alignments
4158 for special input sections if set.
4159 (Output_section::Input_section::set_addralign): New method.
4160 (Output_section::get_input_sections): Change parameter type from
4161 list of Simple_input_section to list of Input_section.
4162 (Output_section::add_script_input_section): Rename from
4163 Output_section::add_simple_input_section. Change first parameter's
4164 type from Simple_input_section to Input_section and remove the
4165 second and third parameters.
4166 * script-sections.cc (Input_section::Input_section_list): Change
4167 type to list of Output_section::Input_section/
4168 (Input_section_info::Input_section_info): Change parameter type of
4169 INPUT_SECTION to Output_section::Input_section.
4170 (Input_section_info::input_section): Change return type.
4171 (Input_section_info::input_section_): Change type to
4172 Output_section::Input_section.
4173 (Output_section_element_input::set_section_addresses): Adjust code
4174 to use Output_section::Input_section instead of
4175 Output_section::Simple_input_section. Adjust code for renaming
4176 of Output_section::add_simple_input_section.
4177 (Orphan_output_section::set_section_addresses): Ditto.
4179 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4181 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4182 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4184 2010-05-18 Rafael Espindola <espindola@google.com>
4186 * options.cc (General_options::finalize): Handle -nostdlib.
4187 * options.h (nostdlib): New option.
4188 * script.cc (script_add_search_dir): Handle -nostdlib.
4190 2010-05-12 Doug Kwan <dougkwan@google.com>
4192 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4193 attributes section only if there no attributes section after merging.
4194 (Target_arm::merge_object_attributes): Move value of
4195 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4196 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4197 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4198 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4199 and arm_attr_merge_7.stdout.
4200 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4201 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4202 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4203 arm_attr_merge_7b.o): New rules.
4204 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4206 * testsuite/Makefile.in: Regenerate.
4207 * testsuite/arm_attr_merge.sh: New file.
4208 * testsuite/arm_attr_merge_[67][ab].s: Same.
4210 2010-05-05 Nick Clifton <nickc@redhat.com>
4212 * po/es.po: Updated Spanish translation.
4214 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4216 * Makefile.am (install-exec-local): Properly install gold as
4217 default cross linker.
4218 * Makefile.in: Regenerated.
4220 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4221 Nick Clifton <nickc@redhat.com>
4223 * configure.ac (install_as_default): Define and set to false
4224 unless --enable-gold or --enable-gold=both/gold has been
4226 * configure: Regenerate.
4228 * Makefile.am (install-exec-local): Install the executable as
4229 'ld.gold'. If install_as_default is true then also install it as
4231 * Makefile.in: Regenerated.
4233 2010-04-24 Ian Lance Taylor <iant@google.com>
4235 * layout.cc (Layout::layout_reloc): In relocatable link don't
4236 combine reloc sections for grouped sections.
4238 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4240 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4241 sections that are not ordinary to icf.
4242 * icf.cc (get_section_contents): Handle relocation pointing to section
4243 with no object or shndx information.
4244 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4245 * testsuite/Makefile.in: Regenerate.
4246 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4247 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4249 2010-04-22 Ian Lance Taylor <iant@google.com>
4251 * expression.cc (Expression::Expression_eval_info): Add
4252 result_alignment_pointer field.
4253 (Expression::eval_with_dot): Add result_alignment_pointer
4254 parameter. Change all callers.
4255 (Expression::eval_maybe_dot): Likewise.
4256 (class Binary_expression): Add alignment_pointer parameter to
4257 left_value and right_value. Change all callers.
4258 (BINARY_EXPRESSION): Set result alignment.
4259 (class Trinary_expression): Add alignment_pointer parameter to
4260 arg2_value and arg3_value. Change all callers.
4261 (Trinary_cond::value): Set result alignment.
4262 (Max_expression::value, Min_expression::value): Likewise.
4263 (Align_expression::value): Likewise.
4264 * script-sections.cc (class Sections_element): Add dot_alignment
4265 parameter to set_section_addresses virtual function. Update
4267 (class Output_section_element): Likewise.
4268 (Script_sections::create_segments): Add dot_alignment parameter.
4270 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4271 (Script_sections::set_phdrs_clause_addresses): Likewise.
4272 * script-sections.h: Update declarations.
4273 * script.h: Update declarations.
4274 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4276 * testsuite/script_test_3.t: Set large alignment.
4277 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4278 segment has expected alignment.
4280 2010-04-22 Nick Clifton <nickc@redhat.com>
4282 * po/gold.pot: Updated by the Translation project.
4283 * po/vi.po: Updated Vietnamese translation.
4285 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4287 * testsuite/Makefile.am (check_PROGRAMS): Add
4288 icf_virtual_function_folding_test.
4289 * testsuite/Makefile.in: Regenerated.
4291 2010-04-15 Andrew Haley <aph@redhat.com>
4293 * options.h (merge_exidx_entries): New option.
4294 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4295 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4296 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4297 (Target_arm::merge_exidx_entries): New function.
4298 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4299 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4300 to Arm_exidx_fixup constructor.
4301 Add new arg, merge_exidx_entries.
4302 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4303 Arm_output_section::fix_exidx_coverage.
4305 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4307 * icf.cc (get_section_contents): Check for preemptible functions.
4308 Ignore addend when appropriate.
4309 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4311 (add_from_relobj): Check for section folded.
4312 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4313 * symtab.h (should_add_dynsym_entry): Add new parameter.
4314 * target-reloc.h (scan_relocs): Check for section folded.
4315 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4316 Check reloc types for function pointers in shared objects.
4317 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4319 (icf_preemptible_functions_test): New test case.
4320 (icf_string_merge_test): New test case.
4321 * testsuite.Makefile.in: Regenerate.
4322 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4323 bar_glob. Refactor code.
4324 * testsuite/icf_preemptible_functions_test.cc: New file.
4325 * testsuite/icf_preemptible_functions_test.sh: New file.
4326 * testsuite/icf_string_merge_test.cc: New file.
4327 * testsuite/icf_string_merge_test.sh: New file.
4328 * testsuite/icf_virtual_function_folding_test.cc: New file.
4329 * testsuite/icf_virtual_function_folding_test.sh: New file.
4331 2010-04-14 Doug Kwan <dougkwan@google.com>
4333 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4334 for local symbol recounting if we remove a section due to ICF.
4335 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4336 there are no regular objects in input.
4338 2010-04-13 Doug Kwan <dougkwan@google.com>
4340 * arm.cc (Arm_input_section::set_final_data_size): Compute
4341 accurate final data size instead of using current data size.
4343 2010-04-09 Doug Kwan <dougkwan@google.com>
4345 * layout.cc (Layout::choose_output_section): Handle script section
4347 (Layout::make_output_section_for_script): Add section type parameter.
4348 Handle script section types.
4349 * layout.h (Layout::make_output_section_for_script): Add section
4351 * output.cc (Output_section::Output_section): Initialize data member
4353 (Output_section::do_reset_address_and_file_offset): Do not set address
4354 to 0 if section is a NOLOAD section.
4355 * output.h (Output_section::is_noload): New method.
4356 (Output_section::set_is_noload): Ditto.
4357 (Output_section::is_noload_): New data member.
4358 * script-c.h (Script_section_type): New enum type.
4359 (struct Parser_output_section_header): Add new file section_type.
4360 * script-sections.cc (Sections_element::output_section_name): Add
4361 parameter for returning script section type.
4362 (Output_section_definition::output_section_name): Ditto.
4363 (Output_section_definition::section_type)P; New method.
4364 (Output_section_definiton::script_section_type_name): Ditto.
4365 (Output_section_definition::script_section_type_): New data member.
4366 (Output_section_definition::Output_section_definition): Initialize
4367 data member Output_section_definition::script_section_type_.
4368 (Output_section_definition::create_sections): Pass script section type
4369 to Layout::make_output_section_for_script.
4370 (Output_section_definition::output_section_name): Return script
4371 section type to caller.
4372 (Output_section_definition::set_section_address): Do not advance
4373 dot value and load address if section type is NOLOAD. Set address
4374 of NOLOAD sections regardless of section flags.
4375 (Output_section_definition::print): Print section type if it is
4376 not SCRIPT_SECTION_TYPE_NONE.
4377 (Output_section_definition::section_type): New method.
4378 (Output_section_definition::script_section_type_name): Ditto.
4379 (Script_sections::output_section_name): Add new parameter
4380 PSECTION_TYPE for returning script section type. Pass it to
4381 section elements. Handle discard sections.
4382 (Sort_output_sections::operator()): Handle NOLOAD sections.
4383 * script-sections.h (Script_sections::Section_type): New enum type.
4384 (Script_sections::output_section_name): Add a new parameter for
4385 returning script section type.
4386 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4388 * yyscript.y (union): Add new field SECTION_TYPE.
4389 (COPY, DSECT, INFO, NOLOAD): New tokens.
4390 (opt_address_and_section_type): Change type to output_section_header.
4391 (section_type): New non-terminal
4392 (section_header): Handle section type.
4393 (opt_address_and_section_type): Return section type value.
4395 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4397 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4398 * testsuite/plugin_common_test_2.c (foo): Likewise.
4400 2010-04-08 Doug Kwan <dougkwan@google.com>
4402 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4404 * output.cc (Output_section::add_merge_input_section): Simplify
4405 code and return status of Output_merge_base::add_input_section.
4406 Update merge section map only if Output_merge_base::add_input_section
4409 2010-04-07 Doug Kwan <dougkwan@google.com>
4411 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4412 if section is marked as containing instructions but has no mapping
4414 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4415 correct section index.
4416 (Arm_relobj::find_linked_text_section): Ditto.
4418 2010-04-07 Cary Coutant <ccoutant@google.com>
4420 * archive.cc (include_member): Destroy Read_symbols_data object before
4422 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4423 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4424 (Read_symbols_data::~Read_symbols_data) New destructor.
4425 (Section_relocs::Section_relocs) New constructor.
4426 (Section_relocs::~Section_relocs) New destructor.
4427 (Read_relocs_data::Read_relocs_data) New constructor.
4428 (Read_relocs_data::~Read_relocs_data) New destructor.
4429 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4430 pointers to NULL after deleting.
4432 2010-04-07 Doug Kwan <dougkwan@google.com>
4434 * arm.cc: Replace "endianity" with "endianness" in comments.
4435 (Arm_exidx_cantunwind): Ditto.
4436 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4437 (Arm_relobj::merge_flags_and_attributes): New method.
4438 (Arm_relobj::merge_flags_and_attributes_): New data member.
4439 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4440 (Arm_relobj::scan_sections_for_stubs): Ditto.
4441 (Arm_relobj::do_read_symbols): Check to see if we really want to
4442 merge processor-specific flags and attributes. Exit early if
4443 an object is empty except for section names and the undefined symbol.
4444 (Target_arm::do_finalize_sections): Move check for ELF format to
4445 Arm_relobj::do_read_symbols. Merge processor specific flags and
4446 attributes from a regular object only when we have determined that
4447 it is aapropriate. Do not create an .ARM.attributes section in
4448 output if there is no regular input object.
4449 (Target_arm::merge_processor_specific_flags): Check
4450 --warn-mismatch before printing any error.
4451 (Target_arm::merge_object_attributes): Ditto.
4452 * gold.cc (queue_middle_tasks): Handle the case in which there is
4453 no regular object in input.
4454 * options.cc (General_options::parse_EB): New method.
4455 (General_options::parse_EL): Same.
4456 (General_options::General_options): Initialize endianness_.
4457 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4459 (General_options::Endianness): New enum.
4460 (General_options::endianness): New method.
4461 (General_options::endianness_): New data member.
4462 * parameters.cc (Parameters::set_options): Check target endianness.
4463 (Parameters::set_target_once): Ditto.
4464 (Parameters::check_target_endianness): New method.
4465 (parameters_force_valid_target): If either -EL or -EB is specified,
4466 use it to define endianness of default target.
4467 * parameters.h (Parameters::check_target_endianness): New method
4469 * target.h (class Target): Change "endianity" to "endianness"
4472 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4474 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4475 * configure: Regenerate.
4476 * Makefile.in: Regenerate.
4477 * testsuite/Makefile.in: Regenerate.
4479 2010-04-06 Cary Coutant <ccoutant@google.com>
4482 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4483 prevailing definitions of common symbols.
4484 * testsuite/plugin_test_6.sh: New test case.
4485 * testsuite/plugin_common_test_1.c: New test case.
4486 * testsuite/plugin_common_test_2.c: New test case.
4487 * testsuite/Makefile.am (plugin_test_6): New test case.
4488 * testsuite/Makefile.in: Regenerate.
4490 2010-04-06 Nick Clifton <nickc@redhat.com>
4492 * po/vi.po: New Vietnamese translation.
4494 2010-03-30 Doug Kwan <dougkwan@google.com>
4496 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4498 2010-03-25 Doug Kwan <dougkwan@google.com>
4500 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4501 to avoid a conversion warning on a 32-bit host.
4503 2010-03-24 Ian Lance Taylor <iant@google.com>
4505 * testsuite/script_test_3.t: Add a TLS segment.
4506 * testsuite/Makefile.am (check_PROGRAMS): Add
4507 tls_phdrs_script_test.
4508 (tls_phdrs_script_test_SOURCES): Define.
4509 (tls_phdrs_script_test_DEPENDENCIES): Define.
4510 (tls_phdrs_script_test_LDFLAGS): Define.
4511 (tls_phdrs_script_test_LDADD): Define.
4512 * testsuite/Makefile.in: Rebuild.
4514 2010-03-23 Cary Coutant <ccoutant@google.com>
4516 * fileread.cc (find_or_make_view): Fix comment.
4518 2010-03-23 Ian Lance Taylor <iant@google.com>
4520 * script-sections.cc (class Orphan_section_placement): Define
4521 PLACE_TLS and PLACE_TLS_BSS.
4522 (Orphan_section_placement::Orphan_section_placement): Initialize
4524 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4525 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4526 (tls_script_test_SOURCES): Define.
4527 (tls_script_test_DEPENDENCIES): Define.
4528 (tls_script_test_LDFLAGS): Define.
4529 (tls_script_test_LDADD): Define.
4530 * testsuite/Makefile.in: Rebuild.
4532 2010-03-22 Doug Kwan <dougkwan@google.com>
4534 * arm.cc (Arm_relocate_functions::abs8,
4535 Arm_relocate_functions::abs16): Use correct check for overflow
4536 specified in the ARM ELF specs.
4537 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4538 target of a BLX instruction specially.
4539 (Reloc_stub::stub_type_for_reloc): Ditto.
4540 (Relocate::relocate): Use symbolic names instead of numeric relocation
4541 codes to report error.
4542 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4544 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4545 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4546 thumb2_blx_out_of_range.stdout
4547 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4548 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4549 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4550 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4551 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4552 thumb2_blx_in_range, thumb2_blx_in_range.o,
4553 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4554 thumb2_blx_out_of_range.o): New rules.
4555 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4556 thumb2_blx_in_range and thumb2_blx_out_of_range.
4557 * testsuite/Makefile.in: Regenerate.
4558 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4559 * testsuite/thumb_blx_in_range.s: New file.
4560 * testsuite/thumb_blx_out_of_range.s: New file.
4562 2010-03-22 Rafael Espindola <espindola@google.com>
4564 * archive.cc (Should_include): Move to archive.h.
4565 (should_include_member): Make it a member of Archive.
4567 (Add_lib_group_symbols): New.
4568 * archive.h: Include options.h.
4569 (Archive_member): Moved from Archive.
4570 (Should_include): Moved from archive.cc.
4572 (Add_lib_group_symbols): New.
4573 * dynobj.cc (do_should_include_member): New.
4574 * dynobj.h (do_should_include_member): New.
4575 * gold.cc (queue_initial_tasks): Update call to queue.
4576 * main.cc (main): Print lib group stats.
4577 * object.cc (do_should_include_member): New.
4578 * object.h: Include archive.h.
4579 (Object::should_include_member): New.
4580 (Object::do_should_include_member): New.
4581 (Sized_relobj::do_should_include_member): New.
4582 * options.cc (General_options::parse_start_lib): New.
4583 (General_options::parse_end_lib): New.
4584 (Input_arguments::add_file): Handle lib groups.
4585 (Input_arguments::start_group): Check we are not in a lib.
4586 (Input_arguments::start_lib): New.
4587 (Input_arguments::end_lib): New.
4588 * options.h (General_options): Add start_lib and end_lib.
4589 (Input_argument::lib_): New.
4590 (Input_argument::lib): New.
4591 (Input_argument::is_lib): New.
4592 (Input_file_lib): New.
4593 (Input_arguments::in_lib_): New.
4594 (Input_arguments::in_lib): New.
4595 (Input_arguments::start_lib): New.
4596 (Input_arguments::end_lib_): New.
4597 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4598 in unused members as preempted.
4599 (Sized_pluginobj::do_should_include_member): New.
4600 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4601 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4603 (Read_symbols::do_whole_lib_group): New.
4604 (Read_symbols::do_lib_group): New.
4605 (Read_symbols::do_read_symbols): Handle lib groups.
4606 (Read_symbols::get_name): Handle lib groups.
4607 * readsyms.h (Read_symbols): Add an archive member pointer.
4608 (Read_symbols::do_whole_lib_group): New.
4609 (Read_symbols::do_lib_group): New.
4610 (Read_symbols::member_): New.
4611 * script.cc (read_input_script): Update call to queue_soon.
4613 2010-03-19 Doug Kwan <dougkwan@google.com>
4615 * arm.cc (Stub_table::Stub_table): Initialize new data members
4616 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4617 (Stub_table::add_reloc_stub): Assign stub offset and update
4618 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4619 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4621 (Stub_table::update_data_size_and_addralign): Use
4622 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4623 instead of going over all reloc stubs.
4624 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4625 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4626 Stringpool_template::offset_ to size of Stringpool_char.
4627 (Stringpool_template::new_key_offset): Remove code to initialize
4628 Stringpool_template::offset_.
4629 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4630 Stringpool_template::offset_ to zero.
4632 2010-03-15 Doug Kwan <dougkwan@google.com>
4634 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4636 (Stringpool_template::new_key_offset): New method.
4637 (Stringpool_template::add_string): Assign offsets when adding new
4639 (Stringpool_template::set_string_offsets): Do not set string offsets
4640 when not optimizing.
4641 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4643 (Chunked_vector::clear): Clear size_.
4644 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4645 (Chunked_vector::size): Return size_.
4646 (Chunked_vector::push_back): Use size_ to find insert position.
4647 (Chunked_vector::size_): New data member.
4648 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4649 (Stringpool_template::new_key_offset): New method declaration.
4650 (Stringpool_template::offset_): New data member.
4652 2010-03-15 Rafael Espindola <espindola@google.com>
4654 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4655 Add_symbols' constructor.
4656 * readsyms.h (Add_symbols): Remove the input_group member.
4658 2010-03-10 Ian Lance Taylor <iant@google.com>
4660 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4661 target to ask whether a reference to a symbol requires a stack
4663 * target.h (Target::is_call_to_non_split): New function.
4664 (Target::do_is_call_to_non_split): Declare virtual function.
4665 * target.cc: Include "symtab.h".
4666 (Target::do_is_call_to_non_split): New function.
4667 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4669 2010-03-10 Cary Coutant <ccoutant@google.com>
4671 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4672 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4673 (File_read::open[2]): Add whole_file_view_ to list of views.
4674 (File_read::make_view): Remove test of whole_file_view_.
4675 (File_read::find_or_make_view): Create whole_file_view_ if
4677 (File_read::clear_views): Replace bool parameter with enum;
4678 adjust all callers. Don't delete views with permanent data;
4679 do delete cached views and views from archives if
4680 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4681 if clearing the corresponding view.
4682 * fileread.h (File_read::Clear_views_mode): New enum.
4683 (File_read::View::is_permanent_view): New method.
4684 (File_read::clear_views): Replace bool parameter
4685 with enum; adjust all callers.
4686 * options.h (General_options): Change keep_files_mapped option;
4687 add map_whole_files.
4688 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4690 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4693 2010-03-10 David S. Miller <davem@davemloft.net>
4695 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4697 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4699 * icf.cc (get_section_contents): Add '@' marker after processing the
4702 2010-03-08 Doug Kwan <dougkwan@google.com>
4704 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4705 due to a conversion warning.
4706 (Arm_relobj::update_output_local_symbol_count): Check for local
4707 symbol with unset output index.
4709 2010-03-05 Ian Lance Taylor <iant@google.com>
4711 * options.h (class General_options): Add --spare-dynamic-tags.
4712 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4713 --spare-dynamic-tags.
4715 2010-03-05 Ian Lance Taylor <iant@google.com>
4717 * incremental.cc: Include "libiberty.h".
4719 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4721 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4722 function, is_info_ member.
4723 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4724 (Versions::Versions): Update caller.
4725 (Versions::define_base_version): Likewise.
4726 (Versions::add_def): Likewise.
4728 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4730 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4731 (Scan::possible_function_pointer_reloc): New function.
4732 (Scan::local_reloc_may_be_function_pointer): Change to call
4733 possible_function_pointer_reloc.
4734 (Scan::global_reloc_may_be_function_pointer): Ditto.
4735 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4736 relocations in ".data.rel.ro._ZTV" section.
4737 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4738 * testsuite/icf_safe_so_test.cc: Ditto.
4739 * testsuite/icf_safe_test.cc: Ditto.
4740 * testsuite/icf_safe_test.sh: Ditto.
4742 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4743 Ian Lance Taylor <iant@google.com>
4745 * target-reloc.h (relocate_section): Check the symbol table index
4746 for -1U before setting the local symbol index.
4747 (scan_relocatable_relocs): If copying the relocation, record that
4748 the local symbol is required.
4749 * object.h (Symbol_value::is_output_symtab_index_set): New
4751 (Symbol_value::may_be_discarded_from_output_symtab): New
4753 (Symbol_value::has_output_symtab_entry): New function.
4754 (Symbol_value::needs_output_symtab_entry): Remove.
4755 (Symbol_value::output_symtab_index): Make sure the symbol index is
4757 (Symbol_value::set_output_symtab_index): Make sure the symbol
4758 index is not set. Make sure the new index is valid.
4759 (Symbol_value::set_must_have_output_symtab_entry): New function.
4760 (Symbol_value::has_output_dynsym_entry): New function.
4761 (Symbol_value::set_output_dynsym_index): Make sure the new index
4763 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4764 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4765 local symbol if permitted.
4766 (Sized_relobj::do_finalize_local_symbols): Call
4767 is_output_symtab_index_set rather than needs_output_symtab_entry.
4768 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4769 rather than needs_output_symtab_entry. Call
4770 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4771 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4772 is_output_symtab_index_set rather than needs_output_symtab_entry.
4773 * testsuite/discard_locals_relocatable_test.c: New file.
4774 * testsuite/discard_locals_test.sh: Test -r.
4775 * testsuite/Makefile.am (check_DATA): Add
4776 discard_locals_relocatable_test1.syms,
4777 discard_local_relocatable_test2.syms.
4778 (MOSTLYCLEANFILES): Likewise. Also add
4779 discard_locals_relocatable_test1.lout and
4780 discard_locals_relocatable_test2.out.
4781 (discard_locals_relocatable_test1.syms): New target.
4782 (discard_locals_relocatable_test.o): New target.
4783 (discard_locals_relocatable_test1.out): New target.
4784 (discard_locals_relocatable_test2.syms): New target.
4785 (discard_locals_relocatable_test2.out): New target.
4786 (various): Add missing ../ld-new dependencies.
4787 * testsuite/Makefile.in: Rebuild.
4789 2010-03-03 Nick Clifton <nickc@redhat.com>
4791 * po/fi.po: New Finnish translation.
4793 2010-03-01 Doug Kwan <dougkwan@google.com>
4795 * layout.cc (Layout::Layout): Force section types of .init_array*,
4796 .preinit_array* and .fini_array* sections.
4797 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4798 Fix check of return value of std::string::find.().
4799 (Output_section::Input_section_sort_compare::operator()): Remove
4800 comment about .init_array.
4801 (Output_section::Input_section_sort_init_fini_compare::operator()):
4803 (Output_section::sort_attached_input_sections): Handle .init_array
4804 and .fini_array specially.
4805 * output.h (Output_section::Inut_section_sort_compare): Update
4807 (Output_section::Input_section_sort_init_fini_compare): New struct.
4809 2010-02-26 Doug Kwan <dougkwan@google.com>
4811 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4812 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4813 * testsuite/debug_msg.sh: Avoid matching source line number for
4814 use of global variable undef_int.
4816 2010-02-26 Doug Kwan <dougkwan@google.com>
4818 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4819 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4820 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4821 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4822 * options.cc (General_options::General_options): Initialize member
4824 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4825 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4826 and rm_no_fix_v4bx.stdout
4827 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4828 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4829 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4830 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4831 and arm_no_fix_v4bx.
4832 * Makefile.in: Regenerate.
4833 * testsuite/arm_fix_v4bx.s: New file.
4834 * testsuite/arm_fix_v4bx.sh: Ditto.
4836 2010-02-24 Doug Kwan <dougkwan@google.com>
4838 * arm.cc (Target_arm::got_section): Make the .got section the first
4839 non RELRO section in the data segment.
4840 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4841 suffixes of section names.
4843 2010-02-24 Doug Kwan <dougkwan@google.com>
4845 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4846 flags and attributes merging if an input file is a binary file.
4847 * fileread.cc (Input_file::open): Record format of original file.
4848 * fileread.h (Input_file::Format): New enum type.
4849 (Input_file::Input_file): Initialize data member format_.
4850 (Input_file::format): New method definition.
4851 (Input_file::format_):: New data member.
4853 2010-02-24 Doug Kwan <dougkwan@google.com>
4855 * arm.cc (Arm_output_data_got): New class.
4856 (ARM_TCB_SIZE): New constant
4857 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4858 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4859 If user uses a script with a SECTIONS clause, issue only a warning
4860 for a misplaced EXIDX input section. Otherwise, issue an error.
4861 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4863 (Target_arm::got_mode_index_entry): Handle static linking.
4864 (Target_arm::Scan::local): Ditto.
4865 (Target_arm::Scan::global): Ditto.
4866 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4867 all incorrectly implemented relocations.
4868 (Target_arm::fix_exidx_coverage): Pass layout to
4869 Arm_output_section::fix_exidx_coverage.
4870 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4871 from ".ARM.exidx." and ".ARM.extab.".
4873 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4875 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4876 section if it does not already exist.
4877 * attributes.cc (Attributes_section_data::Attributes_section_data):
4878 Don't crash if size is zero.
4880 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4881 Ian Lance Taylor <iant@google.com>
4883 * gold.cc (queue_middle_tasks): If no input files were opened,
4885 * workqueue.h (Task_function::Task_function): Assert that there is
4888 2010-02-22 Doug Kwan <dougkwan@google.com>
4890 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4891 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4892 types to avoid warnings due to different uint64_t implementations
4895 2010-02-21 Doug Kwan <dougkwan@google.com>
4897 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4898 handling of the maximum backward branch offset.
4899 (Arm_relocate_functions::thumb_branch_common): Ditto.
4900 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4901 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4902 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4903 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4904 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4905 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4906 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4907 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4908 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4909 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4910 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4911 thumb2_bl_out_of_range.o): New rules.
4912 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4913 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4914 thumb2_bl_out_of_range
4915 * testsuite/Makefile.in: Regenerate.
4916 * testsuite/arm_bl_in_range.s: New file.
4917 * testsuite/arm_bl_out_of_range.s: Ditto.
4918 * testsuite/arm_branch_in_range.sh: Ditto.
4919 * testsuite/arm_branch_range.t: Ditto.
4920 * testsuite/thumb2_branch_range.t: Ditto.
4921 * testsuite/thumb_bl_in_range.s: Ditto.
4922 * testsuite/thumb_bl_out_of_range.s: Ditto.
4923 * testsuite/thumb_branch_range.t: Ditto.
4925 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4927 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4928 Add reloc offset information.
4929 * icf.cc (get_section_contents): Change iterators to point to the new
4930 vectors. Add reloc offset information to the contents.
4931 * icf.h (Icf::Sections_reachable_info): New typedef.
4932 (Icf::Sections_reachable_list): New typedef.
4933 (Icf::Offset_info): New typedef.
4934 (Icf::Reloc_info): New struct typedef.
4935 (Icf::Reloc_info_list): New typedef.
4936 (Icf::symbol_reloc_list): Delete method.
4937 (Icf::addend_reloc_list): Delete method.
4938 (Icf::section_reloc_list): Delete method.
4939 (Icf::reloc_info_list): New method.
4940 (Icf::reloc_info_list_): New member.
4942 2010-02-19 Doug Kwan <dougkwan@google.com>
4944 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4945 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4946 * arm.cc (Arm_relocation_functions): New forward declaration.
4947 (Target_arm::Target_arm): Initialize new data members
4948 got_mod_index_offset_ and tls_base_symbol_defined_.
4949 (Target_arm::Relocate::relocate_tls): New method.
4950 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4951 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4953 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4954 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4955 (Target_arm::got_mod_index_offset_,
4956 Target_arm::tls_base_symbol_defined_): New data members.
4957 (Target_arm::Scan::local, Target::Scan::global,
4958 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4961 2010-02-18 Doug Kwan <dougkwan@google.com>
4963 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4964 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4965 text section as a parameter becuase some broken tools may not set
4966 the link in section header.
4967 (Target_arm::has_got_section): New method.
4968 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4969 without any mapping symbol as data only. Remove warning.
4970 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4971 link in its section header, try to discover the link by inspecting the
4972 REL31 relocation at the beginning of the section.
4973 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4975 (Target_arm::Scan::global): Treat any reference to the symbol
4976 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4978 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4980 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4981 (Scan::global_reloc_may_be_function_pointer): New function.
4982 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4983 (Scan::global_reloc_may_be_function_pointer): New function.
4984 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4985 (Scan::global_reloc_may_be_function_pointer): New function.
4986 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4987 (Scan::global_reloc_may_be_function_pointer): New function.
4988 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4989 (Scan::global_reloc_may_be_function_pointer): New function.
4990 (Scan::possible_function_pointer_reloc): New function.
4991 (Target_x86_64::can_check_for_function_pointers): New function.
4992 * gc.h (gc_process_relocs): Scan relocation types to determine if
4993 function pointers were taken for targets that support it.
4994 * icf.cc (Icf::find_identical_sections): Include functions for
4995 folding in safe ICF whose pointer is not taken.
4996 * icf.h (Secn_fptr_taken_set): New typedef.
4997 (fptr_section_id_): New member.
4998 (section_has_function_pointers): New function.
4999 (set_section_has_function_pointers): New function.
5000 (check_section_for_function_pointers): New function.
5001 * options.h: Fix comment for safe ICF option.
5002 * target.h (can_check_for_function_pointers): New function.
5003 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5004 Modify icf_safe_test for X86-64.
5005 * testsuite/Makefile.in: Regenerate.
5006 * testsuite/icf_safe_so_test.cc: New file.
5007 * testsuite/icf_safe_so_test.sh: New file.
5008 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5009 (main): Change to take pointer to function kept_func_3.
5010 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5011 folding is done correctly for X86-64.
5013 2010-02-12 David S. Miller <davem@davemloft.net>
5015 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5016 is_symbolless parameter.
5017 (Output_reloc<SHT_REL>::is_symbolless): New.
5018 (Output_reloc<SHT_REL>::is_symbolless_): New.
5019 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5020 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5021 (Output_reloc<SHT_RELA>::is_symbolless): New.
5022 (Output_data_reloc::add_global): Handle is_symbolless.
5023 (Output_data_reloc::add_global_relative): Likewise.
5024 (Output_data_reloc::add_local): Likewise.
5025 (Output_data_reloc::add_local_relative): Likewise.
5026 (Output_data_reloc::add_symbolless_global_addend): New.
5027 (Output_data_reloc::add_symbolless_local_addend): New.
5028 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5030 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5031 instead of ->is_relative_
5032 (Output_reloc::write): Likewise.
5033 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5034 (Output_reloc::write_rel): Simplify.
5036 * sparc.cc (Target_sparc::Scan::local): Use
5037 ->add_symbolless_local_addend as needed.
5038 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5039 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5040 based upon relocation offset.
5042 2010-02-11 Doug Kwan <dougkwan@google.com>
5044 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5045 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5046 beginning of function.
5047 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5048 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5049 parameter is_32bit in calls to should_apply_static_reloc.
5050 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5051 (check_DATA): Add arm_abs_global.stdout.
5052 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5053 arm_abs_global.stdout): New rules.
5054 (MOSTLLYCLEANFILES): Add arm_abs_global
5055 * Makefile.in: Regenerate.
5056 * testsuite/arm_abs_global.s: New file.
5057 * testsuite/arm_abs_global.sh: Ditto.
5058 * testsuite/arm_abs_lib.s: Ditto.
5060 2010-02-11 Ian Lance Taylor <iant@google.com>
5062 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5064 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5065 Allocate_commons_task first.
5066 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5067 task, rather than symtab_lock_.
5068 (Gc_process_relocs::~Gc_process_relocs): New function.
5069 (Gc_process_relocs::is_runnable): Check this_blocker_.
5070 (Gc_process_relocs::locks): Use next_blocker_ rather than
5072 (Scan_relocs::~Scan_relocs): New function.
5073 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5075 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5077 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5078 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5079 constructor accordingly.
5080 (class Gc_process_relocs): Likewise.
5081 (class Scan_relocs): Likewise.
5082 * common.h (class Allocate_commons_task): Remove symtab_lock_
5083 field, and corresponding constructor parameter.
5084 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5086 (Allocate_commons_task::locks): Likewise.
5088 2010-02-11 Ian Lance Taylor <iant@google.com>
5090 * gold-threads.h (class Once): Define.
5091 (class Initialize_lock): Rewrite as child of Once.
5092 * gold-threads.cc (class Once_initialize): Define.
5093 (once_pointer_control): New static variable.
5094 (once_pointer, once_arg): New static variables.
5095 (c_run_once): New static function.
5096 (Once::Once, Once::run_once, Once::internal_run): New functions.
5097 (class Initialize_lock_once): Remove.
5098 (initialize_lock_control): Remove.
5099 (initialize_lock_pointer): Remove.
5100 (initialize_lock_once): Remove.
5101 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5102 (Initialize_lock::initialize): Rewrite.
5103 (Initialize_lock::do_run_once): New function.
5104 * archive.cc (Archive::interpret_header): Only clear name if it is
5106 * fileread.cc: Include "gold-threads.h"
5107 (file_counts_lock): New static variable.
5108 (file_counts_initialize_lock): Likewise.
5109 (File_read::release): Only increment counts when using --stats.
5110 Use a lock around the increment.
5111 * parameters.cc (class Set_parameters_target_once): Define.
5112 (set_parameters_target_once): New static variable.
5113 (Parameters::Parameters): Move here from parameters.h.
5114 (Parameters::set_target): Rewrite.
5115 (Parameters::set_target_once): New function.
5116 (Parameters::clear_target): Move here and rewrite.
5117 * parameters.h (class Parameters): Update declarations. Add
5118 set_parameters_target_once_ field.
5119 (Parameters::Parameters): Move to parameters.cc.
5120 (Parameters::clear_target): Likewise.
5121 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5123 (Start_group::~Start_group): New function.
5124 (Start_group::is_runnable): New function.
5125 (Start_group::locks, Start_group::run): New functions.
5126 (Finish_group::run): Change saw_undefined to size_t.
5127 * readsyms.h (class Start_group): Define.
5128 (class Finish_group): Change saw_undefined_ field to size_t.
5129 (Finish_group::Finish_group): Remove saw_undefined and
5130 this_blocker parameters. Change all callers.
5131 (Finish_group::set_saw_undefined): New function.
5132 (Finish_group::set_blocker): New function.
5133 * symtab.h (class Symbol_table): Change saw_undefined to return
5134 size_t. Change saw_undefined_ field to size_t.
5135 * target-select.cc (Set_target_once::do_run_once): New function.
5136 (Target_selector::Target_selector): Initialize set_target_once_
5137 field. Don't initialize lock_ and initialize_lock_ fields.
5138 (Target_selector::instantiate_target): Rewrite.
5139 (Target_selector::set_target): New function.
5140 * target-select.h (class Set_target_once): Define.
5141 (class Target_selector): Update declarations. Make
5142 Set_target_once a friend. Remove lock_ and initialize_lock_
5143 fields. Add set_target_once_ field.
5145 2010-02-10 Ian Lance Taylor <iant@google.com>
5147 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5149 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5150 (queue_middle_tasks): Add all blockers before queueing any tasks.
5151 (queue_final_tasks): Likewise.
5152 * token.h (Task_token::add_blockers): New function.
5153 * object.h (Input_objects::number_of_relobjs): New function.
5155 2010-02-10 Ian Lance Taylor <iant@google.com>
5157 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5158 shared, not if not position independent.
5159 * x86_64.cc (Relocate::relocate_tls): Likewise.
5160 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5161 (tls_pie_pic_test): New target.
5162 * testsuite/Makefile.in: Rebuild.
5164 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5165 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5166 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5167 * testsuite/Makefile.in: Rebuild.
5169 2010-02-09 David S. Miller <davem@davemloft.net>
5171 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5172 R_SPARC_RELATIVE using ->add_local_relative().
5173 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5175 * output.h (Output_data_dynamic::add_section_size): New method
5176 that takes two Output_data objects.
5177 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5178 entry param. Handle it in initializers.
5179 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5180 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5181 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5183 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5184 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5185 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5186 for dynrel_includes_plt.
5187 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5188 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5189 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5191 (Target_sparc::do_finalize_sections): Update to pass true for
5192 dynrel_includes_plt.
5193 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5194 output before .rela.plt
5195 (Target_powerpc::do_finalize_sections): Update to pass true for
5196 dynrel_includes_plt when 32-bit.
5198 2010-02-08 Doug Kwan <dougkwan@google.com>
5200 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5202 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5203 Arm_relobj::scan_section_for_cortex_a8_stubs,
5204 Arm_relobj::do_relocation_section): Instead of calling
5205 Output_section::output_address, use faster
5206 Arm_relobj::simple_input_section_output_address.
5208 2010-02-08 David S. Miller <davem@davemloft.net>
5210 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5211 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5212 relocation helper function.
5214 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5215 just like R_SPARC_GOT{10,13,22}.
5216 (Target_sparc::Scan::local): Likewise.
5217 (Target_sparc::Relocate:relocate): Likewise.
5219 2010-02-06 Ian Lance Taylor <iant@google.com>
5221 * configure.ac: Rewrite targetobjs duplicate removal code to use
5222 only shell constructs.
5223 * configure: Rebuild.
5225 2010-02-05 Doug Kwan <dougkwan@google.com>
5228 * arm.cc (Arm_relobj::section_is_scannable): New method.
5229 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5230 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5232 2010-02-04 Doug Kwan <dougkwan@google.com>
5235 * arm-reloc-property.cc (cstdio): Include.
5236 * configure.ac (targetobjs): Remove duplicates.
5237 * configure: Regenerate.
5238 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5239 big and little endian version for a given address size.
5241 2010-02-03 Doug Kwan <dougkwan@google.com>
5243 * arm-reloc-property.cc
5244 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5246 * arm-reloc-property.h
5247 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5248 New method definition.
5249 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5251 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5253 (GOT_PREL): Change implemented to Y.
5254 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5255 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5256 (Arm_relocate_functions::movw_abs_nc): Remove method.
5257 (Arm_relocate_functions::movt_abs): Ditto.
5258 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5259 (Arm_relocate_functions::thm_movt_abs): Ditto.
5260 (Arm_relocate_functions::movw_rel_nc): Ditto.
5261 (Arm_relocate_functions::movw_rel): Ditto.
5262 (Arm_relocate_functions::movt_rel): Ditto.
5263 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5264 (Arm_relocate_functions:thm_movw_rel): Ditto.
5265 (Arm_relocate_functions:thm_movt_rel): Ditto.
5266 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5267 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5268 New method definitions.
5269 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5270 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5271 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5272 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5273 (Target_arm::Relocate::relocate): Check for non-static or
5274 unimplemented relocation code and exit early. Change calls to
5275 Target_arm::reloc_uses_thumb_bit and
5276 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5277 instead. Refactor code to handle similar relocations to increase
5278 code sharing. Remove check for unsupported relocation code in switch
5280 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5281 relocation property table to find out size. Change error message to
5282 print out the name of a relocation code instead of the numeric value.
5283 (Target_arm::scan_reloc_for_stub): Use relocation property table
5284 instead of calling Target_arm::reloc_uses_thumb_bit().
5286 2010-02-02 Doug Kwan <dougkwan@google.com>
5288 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5289 types of relaxed input section.
5291 2010-02-02 Doug Kwan <dougkwan@google.com>
5293 * Makefile.am (HFILES): Add arm-reloc-property.h.
5295 (TARGETSOURCES): Add arm-reloc-property.cc
5296 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5297 (libgold_a_SOURCES): $(DEFFILES)
5298 * Makefile.in: Regenerate.
5299 * arm-reloc-property.cc: New file.
5300 * arm-reloc-property.h: New file.
5301 * arm-reloc.def: New file.
5302 * arm.cc: Update comments.
5303 (arm-reloc-property.h): New included header.
5304 (arm_reloc_property_table): New global variable.
5305 (Target_arm::do_select_as_default_target): New method definition.
5306 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5307 arm-reloc-property to targ_extra_obj.
5308 * parameters.cc (set_parameters_target): Call
5309 Target::select_as_default_target().
5310 * target.h (Target::select_as_default_target): New method definition.
5311 (Target::do_select_as_default_target): Same.
5313 2010-02-01 Doug Kwan <dougkwan@google.com>
5315 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5316 first_output_text_section_.
5317 (Arm_exidx_fixup::first_output_text_section): New method definition.
5318 (Arm_exidx_fixup::first_output_text_section_): New data member.
5319 (Arm_exidx_fixup::process_exidx_section): Record the first text
5320 output section seen.
5321 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5322 and entsize in output section header.
5324 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5326 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5327 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5328 (Arm_relocate_functions::thm_alu11): New Method.
5329 (Arm_relocate_functions::thm_pc8): New Method.
5330 (Arm_relocate_functions::thm_pc12): New Method.
5331 (Target_arm::Scan::local): Handle the relocations.
5332 (Target_arm::Scan::global): Likewise.
5333 (Target_arm::Relocate::relocate): Likewise.
5334 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5336 2010-01-29 Doug Kwan <dougkwan@google.com>
5338 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5339 of relocation types as ld.
5341 2010-01-29 Doug Kwan <dougkwan@google.com>
5343 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5345 (Arm_relocate_functions::thumb_branch_common): Ditto.
5346 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5347 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5348 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5349 Arm_relocate_functions::jump24): Remove.
5350 (Target_arm::Relocate::relocate): Adjust code to call
5351 Arm_relocation_functions::arm_branch_common and
5352 Arm_relocation_functions::thumb_branch_common instead of their removed
5353 wrappers. Merge switch-cases together to reduce source code size.
5355 2010-01-29 Doug Kwan <dougkwan@google.com>
5357 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5358 output_local_symbol_count_needs_update_.
5359 (Arm_relobj::output_local_symbol_count_needs_update,
5360 Arm_relobj::set_output_local_symbol_count_needs_update,
5361 Arm_relobj::update_output_local_symbol_count): New methods.
5362 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5364 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5365 of pointed function as in a R_ARM_PREL31 relocation.
5366 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5367 for output local symbol count updating.
5368 (Target_arm::do_relax): Update output local symbol counts in objects
5370 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5372 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5374 * arm.cc: Added support for the ARM relocations:
5375 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5376 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5377 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5379 (Arm_relocate_functions::movw_rel): New method.
5380 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5381 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5383 (Arm_relocate_functions::thm_movw_rel): New method.
5384 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5386 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5388 (Target_arm::Scan::global): Likewise.
5389 (Target_arm::Relocate::relocate): Likewise.
5390 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5393 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5395 * arm.cc: Added support for ARM group relocations.
5396 (Target_arm::reloc_needs_sym_origin): New method.
5397 (Arm_relocate_functions::calc_grp_kn): New method.
5398 (Arm_relocate_functions::calc_grp_residual): New method.
5399 (Arm_relocate_functions::calc_grp_gn): New method.
5400 (Arm_relocate_functions::arm_grp_alu): New Method.
5401 (Arm_relocate_functions::arm_grp_ldr): New Method.
5402 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5403 (Arm_relocate_functions::arm_grp_ldc): New Method.
5404 (Target_arm::Scan::local): Handle the ARM group relocations.
5405 (Target_arm::Scan::global): Likewise.
5406 (Target_arm::Relocate::relocate): Likewise.
5407 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5410 2010-01-26 Doug Kwan <dougkwan@google.com>
5412 * arm.cc (set): Include.
5413 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5415 (Arm_output_section::Text_section_list): New type.
5416 (Arm_output_section::append_text_sections_to_list): New method.
5417 (Arm_output_section::fix_exidx_coverage): Ditto.
5418 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5419 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5420 Relobj::set_section_offset() instead of
5421 Sized_relobj::invalidate_section_offset().
5422 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5423 parameter for section headers. Ignore relocation sections for
5424 unallocated sections and EXIDX sections.
5425 (Target_arm::fix_exidx_coverage): New method.
5426 (Target_arm::output_section_address_less_than): New type.
5427 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5428 linked text section instead of the EXIDX section.
5429 (Arm_output_section::create_stub_group): Add an assertion to check
5430 that this is not an EXIDX output section.
5431 (Arm_output_section::append_text_sections_to_list): New method.
5432 (Arm_output_section::fix_exidx_coverage): Ditto.
5433 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5434 Arm_relobj::section_needs_reloc_stub_scanning.
5435 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5437 (Target_arm::fix_exidx_coverage): New method.
5438 * object.h (Relobj::set_output_section): New method.
5439 (Sized_relobj::invalidate_section_offset): Remove method.
5440 (Sized_relobj::do_invalidate_section_offset): Remove method.
5441 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5443 2010-01-25 Doug Kwan <dougkwan@google.com>
5445 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5446 Fix warning due to signed and unsigned comparison on a 32-bit host.
5448 2010-01-22 Doug Kwan <dougkwan@google.com>
5450 * arm.cc (Target_arm::do_relax): Record an output section for section
5451 offset adjustment it contains any stub table that has changed.
5452 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5453 offsets in an output section if necessary.
5454 * output.cc (Output_section::Output_section): Initialize
5455 section_offsets_need_adjustments_.
5456 (Output_section::add_input_section_for_script): Renamed to
5457 Output_section::add_simple_input_section.
5458 (Output_section::save_states): Add a comment.
5459 (Output_section::discard_states): New method defintion.
5460 (Output_section::adjust_section_offsets): Same.
5461 * output.h (Output_section::add_input_section_for_script): Renamed to
5462 Output_section::add_simple_input_section.
5463 (Output_section::discard_states): New method declaration.
5464 (Output_section::adjust_section_offsets): Same.
5465 (Output_section::section_offsets_need_adjustment,
5466 Output_section::set_section_offsets_need_adjustment): New method
5468 (Output_section::section_offsets_need_adjustment_): New data member.
5469 * script-sections.cc
5470 (Output_section_element_input::set_section_address): Adjust code for
5471 renaming of Output_section::add_input_section_for_script.
5472 (Orphan_output_section::set_section_address): Same.
5474 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5476 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5477 Fix_v4bx enum values .
5478 * gold/options.h (General_options): New option definitions.
5479 (General_options::fix_v4bx): New method.
5480 (General_options::Fix_v4bx): New enum.
5481 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5482 (General_options::parse_fix_v4bx_interworking): New method.
5484 2010-01-22 Doug Kwan <dougkwan@google.com>
5486 * arm.cc (Arm_exidx_fixup): New class.
5488 2010-01-21 Doug Kwan <dougkwan@google.com>
5490 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5492 (Arm_exidx_section_offset_map): New type.
5494 2010-01-21 Doug Kwan <dougkwan@google.com>
5496 * arm.cc (Arm_exidx_input_section): New class.
5497 (Arm_relobj::exidx_input_section_by_link,
5498 Arm_relobj::exidx_input_section_by_shndx,
5499 Arm_relobj::make_exidx_input_section): New methods.
5500 (read_arm_attributes_section): Remove.
5501 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5502 information about them.
5503 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5506 2010-01-20 Doug Kwan <dougkwan@google.com>
5508 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5509 Input_section_specifier to Section_id.
5510 (Target_arm::new_arm_input_section: Adjust code for change of key
5512 (Target_arm::find_arm_input_section): Ditto.
5513 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5514 (Section_id): Remove.
5515 (Garbage_collection::Section_id_hash): Remove.
5516 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5517 (Section_id): Remove.
5518 (Icf::Section_id_hash): Remove.
5519 * object.h (Section_id, Const_section_id, Section_id_hash,
5520 Const_section_id_hash): New type definitions.
5521 * output.cc (Output_section::add_relaxed_input_section): Change to
5522 use Const_section_id instead of Input_section_specifier as key type.
5523 (Output_section::add_merge_input_section): Ditto.
5524 (Output_section::build_relaxation_map): Change to use Section_id
5525 instead of Input_section_specifier as key type.
5526 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5528 (Output_section::convert_input_sections_to_relaxed_sections): Change
5529 to use Const_section_id instead of Input_section_specifier as key type.
5530 (Output_section::find_merge_section): Ditto.
5531 (Output_section::find_relaxed_input_section): Ditto.
5532 * output.h (Input_section_specifier): Remove class.
5533 (Output_section::Output_section_data_by_input_section_map): Change
5534 key type to Const_section_id.
5535 (Output_section::Output_relaxed_input_section_by_input_section_map):
5537 (Output_section::Relaxation_map): Change key type to Section_id.
5539 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5541 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5542 (class Arm_v4bx_stub): New class.
5543 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5544 (Stub_factory::make_arm_v4bx_stub): New method.
5545 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5546 (Stub_table::empty): Handle v4bx stubs.
5547 (Stub_table::add_arm_v4bx_stub): New method.
5548 (Stub_table::find_arm_v4bx_stub): New method.
5549 (Arm_relocate_functions::v4bx): New method.
5550 (Target_arm::fix_v4bx): New method.
5551 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5552 (Stub_table::relocate_stubs): Likewise.
5553 (Stub_table::do_write): Likewise.
5554 (Stub_table::update_data_size_and_addralign): Likewise.
5555 (Stub_table::finalize_stubs): Likewise.
5556 (Target_arm::Scan::local): Likewise.
5557 (Target_arm::Scan::global): Likewise.
5558 (Target_arm::do_finalize_sections): Likewise.
5559 (Target_arm::Relocate::relocate): Likewise.
5560 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5562 (Target_arm::scan_reloc_for_stub): Likewise.
5563 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5565 2010-01-19 Ian Lance Taylor <iant@google.com>
5567 * output.cc (Output_section_headers::do_sized_write): Write large
5568 segment count to sh_info field.
5569 (Output_file_header::do_sized_write): For large segment count,
5570 write PN_XNUM to e_phnum field.
5572 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5574 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5575 (Arm_relocate_functions::thm_jump8): New function.
5576 (Arm_relocate_functions::thm_jump11): New function.
5577 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5579 (Target_arm::Scan::global): Likewise.
5580 (Target_arm::Relocate::relocate): Likewise.
5581 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5584 2010-01-14 Doug Kwan <dougkwan@google.com>
5586 * arm.cc (map, utility): Include headers.
5587 (Target_arm::apply_cortex_a8_workaround): New method.
5588 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5589 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5590 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5591 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5592 the --[no-]fix-cortex-a8 command line options.
5593 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5594 (Target_arm::relocate_stub): Use addend in instruction template.
5595 * options.h (DEFINE_bool): Set the user-set flag.
5596 (General_options): Add --[no-]-fix-cortex options.
5597 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5598 : Update fast look-up map after conversion.
5600 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5602 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5603 in the first pass of do_layout.
5605 2010-01-13 Doug Kwan <dougkwan@google.com>
5607 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5608 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5609 apparent compiler problem of not folding static constant integral
5610 data members of elfcpp::Elf_sizes<32>.
5612 2010-01-13 Doug Kwan <dougkwan@google.com>
5614 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5615 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5616 Arm_relobj::scan_section_for_cortex_a8_erratum,
5617 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5618 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5619 sections to scan for relocation stubs into a new method
5620 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5621 relocation and Cortex-A8 stub scanning.
5622 (Target_arm::do_relax): Force stubs to be after stubbed sections
5623 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5624 the beginning of a new relaxation pass. Update a comment.
5625 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5627 2010-01-12 Ian Lance Taylor <iant@google.com>
5629 * target-reloc.h (visibility_error): New inline function.
5630 (relocate_section): Call visibility_error.
5631 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5632 (MOSTLYCLEANFILES): Likewise.
5633 (protected_4_pic.o, protected_3.err): New targets.
5634 * testsuite/protected_4.cc: New file.
5636 2010-01-12 Doug Kwan <dougkwan@google.com>
5638 * arm.cc (Cortex_a8_reloc): New class.
5639 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5640 and cortex_a8_relocs_info_.
5641 (Target_arm::fix_cortex_a8): New method definition.
5642 (Target_arm::Cortex_a8_relocs_info): New type.
5643 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5644 New data member declarations.
5645 (Target_arm::scan_reloc_for_stub): Record information about
5646 relocations for THUMB branches that might be exempted from the
5647 Cortex-A8 workaround.
5648 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5649 at the beginning of a relaxation pass.
5651 2010-01-12 Doug Kwan <dougkwan@google.com>
5653 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5654 (Arm_relobj::Mapping_symbol_position,
5655 Arm_reloj::Mapping_symbol_position_less,
5656 Arm_relobj::Mapping_symbols_info): New types.
5657 (Target_arm::is_mapping_symbol_name): New method definition.
5658 (Arm_relobj::do_count_local_symbols): Save information about mapping
5661 2010-01-11 Doug Kwan <dougkwan@google.com>
5663 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5664 Arm_relocate_functions::thumb32_branch_upper,
5665 Arm_relocate_functions::thumb32_branch_lower,
5666 Arm_relocate_functions::thumb32_cond_branch_offset,
5667 Arm_relocate_functions::thumb32_cond_branch_upper,
5668 Arm_relocate_functions::thumb32_cond_branch_lower,
5669 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5670 branch offset encoding.
5671 (Arm_relocate_functions::thumb_branch_common): Use new branch
5672 offset encoding methods to avoid code duplication.
5673 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5674 (Stub_addend_reader::operator()): Use new branch encoding method
5675 to avoid code duplication.
5677 2010-01-11 Doug Kwan <dougkwan@google.com>
5679 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5680 (Target_arm::do_finalize_sections): Define special EXIDX section
5681 symbols only if referenced.
5682 * gc.h (Garbage_collection::add_reference): New method.
5683 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5686 2010-01-11 Ian Lance Taylor <iant@google.com>
5688 * script.cc (Version_script_info::build_expression_list_lookup):
5689 Change complaing about duplicate wildcard match from error to
5692 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5694 (Version_script_info::Version_script_info): Initialize globs_,
5695 default_version_, default_is_global_, and exact_. Don't
5696 initialize globals_ or locals_.
5697 (Version_script_info::build_lookup_tables): Build local symbols
5699 (Version_script_info::unquote): New function.
5700 (Version_script_info::add_exact_match): New function.
5701 (Version_script_info::build_expression_list_lookup): Remove lookup
5702 parameter. Add is_global parameter. Change all callers. Handle
5703 wildcard pattern specially. Unquote pattern. Call
5705 (Version_script_info::get_name_to_match): New function.
5706 (Version_script_info::get_symbol_version): New function.
5707 (Version_script_info::get_symbol_version_helper): Remove.
5708 (Version_script_info::check_unmatched_names): Call unquote.
5709 * script.h (class Version_script_info): Change get_symbol_version
5710 to be non-inline and add is_global parameter; change all callers.
5711 Rewrite symbol_is_local. Update declarations. Define struct
5712 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5713 Remove globals_ and locals_ members. Add exact_, globs_,
5714 default_version_, is_global_.
5715 (Version_script_info::Glob): Remove pattern, add expression and
5716 is_global. Update constructor. Change all callers.
5717 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5719 (Versions::symbol_section_contents): If a symbol is undefined, or
5720 defined in a dynamic object, set the version index to
5722 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5724 (Symbol_table::add_from_pluginobj): Likewise.
5725 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5727 2010-01-11 Doug Kwan <dougkwan@google.com>
5729 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5730 (incremental_dump_LDADD): Add linking option for libintl.
5731 * Makefile.in: Regenerate.
5733 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5736 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5738 * testsuite/Makefile.in: Regenerated.
5740 2010-01-10 Doug Kwan <dougkwan@google.com>
5742 * options.h (DEFINE_var): Use parentheses around argument varname__
5743 in macro body to avoid any unintended subsequent substitutions.
5745 2010-01-10 Ian Lance Taylor <iant@google.com>
5747 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5748 candidates before doing symbol resolution.
5750 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5751 ODR candidates if only one is weak.
5753 2010-01-08 Ian Lance Taylor <iant@google.com>
5755 * script.cc (Version_script_info::build_expression_list_lookup):
5756 Don't warn about ambiguous version, just record the ambiguity.
5757 (Version_script_info::get_symbol_version_helper): Give error if
5758 version is ambiguous.
5760 2010-01-08 Doug Kwan <dougkwan@google.com>
5762 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5763 prev_data_size_ and prev_addralign_. Remove initializer for
5764 deleted data member has_been_changed_.
5765 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5766 to determine if the table is empty.
5767 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5769 (Stub_table::add_reloc_stub): Define method in class definition
5770 instead of just declaring it there.
5771 (Stub_table::add_cortex_a8_stub): New method definition.
5772 (Stub_table::update_data_size_and_addralign): Ditto.
5773 (Stub_table::finalize_stubs): Ditto.
5774 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5775 (Stub_table::do_addralign_): Return address alignment in the
5776 (Stub_table::do_reset_address_and_file_offset): Define method in
5777 class definition instead of declaring it there. Set current data
5778 size to be the data size of the previous pass.
5779 (Stub_table::set_final_data_size): Use current data size as the
5781 (Stub_table::relocate_stub): Change parameter type of stub from
5782 Reloc_stub pointer to Stub pointer.
5783 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5784 (Stub_table::Cortex_a8_stub_list): New typedef.
5785 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5786 Stub_table::prev_addralign_): New data member.
5787 (Arm_relobj::Arm_relobj): Initialize data member
5788 section_has_cortex_a8_workaround_.
5789 (Arm_relobj::section_has_cortex_a8_workaround,
5790 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5792 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5794 (Target_arm::relocate_stub): Change parameter type of stub from
5795 Reloc_stub pointer to Stub pointer.
5796 (Insn_template::size, Insn_template::alignment): Handle
5797 THUMB16_SPECIAL_TYPE.
5798 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5799 Stub_table::update_data_size_and_addralign,
5800 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5802 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5803 (Stub_table::do_write): Ditto.
5804 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5806 2010-01-08 Ian Lance Taylor <iant@google.com>
5809 * symtab.h (class Symbol): Remove fields is_target_special_ and
5810 has_plt_offset_. Add field is_defined_in_discarded_section_.
5811 (Symbol::is_defined_in_discarded_section): New function.
5812 (Symbol::set_is_defined_in_discarded_section): New function.
5813 (Symbol::has_plt_offset): Rewrite.
5814 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5815 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5816 Don't initialize is_target_special_ or has_plt_offset_.
5817 Initialize is_defined_in_discarded_section_.
5818 (Symbol_table::add_from_relobj): If appropriate, set
5819 is_defined_in_discarded_section.
5820 * resolve.cc (Symbol::override_base_with_special): Don't test
5821 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5822 * target-reloc.h (relocate_section): Do special handling for
5823 symbols defined in discarded sections for global symbols as well
5826 2010-01-08 Ian Lance Taylor <iant@google.com>
5828 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5829 the SHT_SYMTAB case.
5831 2010-01-08 Ian Lance Taylor <iant@google.com>
5833 * object.cc (Sized_relobj::do_layout): Don't get confused if
5834 layout_eh_frame returns NULL.
5836 2010-01-08 Ian Lance Taylor <iant@google.com>
5839 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5840 dynamic symbol table, use the normal symbol table.
5841 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5844 2010-01-08 Ian Lance Taylor <iant@google.com>
5847 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5850 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5852 * version.cc (print_version): Change to "Copyright 2010".
5854 2010-01-08 Ian Lance Taylor <iant@google.com>
5858 * i386.cc (class Target_i386): Change return type of plt_section
5860 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5861 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5862 tls_desc_rel_ field.
5863 (Output_data_plt_i386::rel_tls_desc): New function.
5864 (Target_i386::rel_tls_desc_section): New function.
5865 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5866 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5867 R_386_TLS_DESC reloc in rel_tls_desc_section.
5868 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5869 Define struct Tlsdesc_info.
5870 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5871 (Target_x86_64::do_reloc_symbol_index): New function.
5872 (Target_x86_64::add_tlsdesc_info): New function.
5873 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5874 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5876 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5878 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5879 (Target_x86_64::rela_tlsdesc_section): New function.
5880 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5882 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5883 (Target_x86_64::do_reloc_addend): New function.
5884 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5885 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5886 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5887 (Output_reloc::type): New function.
5888 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5889 (Output_reloc::is_target_specific): New function.
5890 (Output_reloc::target_arg): New function.
5891 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5892 absolute relocs and target specific relocs.
5893 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5894 add_target_specific.
5895 (class Output_data_reloc) [SHT_RELA]: Likewise.
5896 * output.cc (Output_reloc::Output_reloc): Add four new versions
5897 for absolute relocs and target specific relocs.
5898 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5899 (Output_reloc::get_symbol_index): Likewise.
5900 (Output_reloc::local_section_offset): Check that local_sym_index_
5901 is not TARGET_CODE or 0.
5902 (Output_reloc::symbol_value): Likewise.
5903 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5905 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5906 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5908 * layout.cc (add_target_dynamic_tags): Use output section for
5909 DT_PLTRELSZ and DT_JMPREL.
5911 2010-01-07 Ian Lance Taylor <iant@google.com>
5914 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5916 (class Output_data_reloc_generic): Define.
5917 (class Output_data_reloc_base): Change base class to
5918 Output_data_reloc_generic. Change add() method to call
5919 bump_relative_reloc_count for a relative reloc. Remove
5921 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5923 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5924 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5926 * layout.h (class Layout): Update declaration.
5928 2010-01-07 Ian Lance Taylor <iant@google.com>
5930 * output.h (class Output_data): Add const version of
5931 output_section and do_output_section.
5932 (class Output_section_data): Add const version of
5934 (class Output_section): Likewise.
5935 * layout.cc (Layout::add_target_dynamic_tags): New function.
5936 * layout.h (class Layout): Update declarations.
5937 * arm.cc (Target_arm::do_finalize_sections): Use
5938 add_target_dynamic_tags.
5939 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5940 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5941 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5942 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5944 2010-01-07 Ian Lance Taylor <iant@google.com>
5947 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5950 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5951 Ian Lance Taylor <iant@google.com>
5954 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5955 Xindex::read_symtab_xindex.
5957 2010-01-07 Doug Kwan <dougkwan@google.com>
5959 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5960 (Insn_template::thumb16_bcond_insn): New method declaration.
5961 (Insn_template): Fix spelling.
5962 (Stub::thumb16_special): New method declaration.
5963 (Stub::do_write): Define virtual method which was previously pure
5965 (Stub::do_thumb16_special): New method declaration.
5966 (Stub::do_fixed_endian_write): New template member.
5967 (Reloc_stub::do_write): Remove.
5968 (Reloc_stub::do_fixed_endian_write): Remove.
5969 (Cortex_a8_stub): New class definition.
5970 (Stub_factory::make_cortex_a8_stub): New method definition.
5971 (Stub_factory::Stub_factory): Add missing static storage class
5972 qualifier for elf32_arm_stub_a8_veneer_blx.
5974 2010-01-07 Ian Lance Taylor <iant@google.com>
5977 * options.h (class General_options): Add --warn-unresolved-symbols
5978 and --error-unresolved-symbols.
5979 * errors.cc (Errors::undefined_symbol): Implement
5980 --warn-unresolved-symbols.
5982 * options.h (class General_options): Add -z text and -z textoff.
5983 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5985 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5987 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5988 (Garbage_collection::cident_sections): New function.
5989 (Garbage_collection::add_cident_section): New function.
5990 (Garbage_collection::cident_sections_): New member.
5991 (gc_process_relocs): Add references to sections whose names are C
5993 * gold.h (cident_section_start_prefix): New constant.
5994 (cident_section_stop_prefix): New constant.
5995 (is_cident): New function.
5996 * layout.cc (Layout::define_section_symbols): Replace string constants
5997 with the newly defined constants.
5998 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6000 * testsuite/Makefile.am: Add gc_orphan_section_test.
6001 * testsuite/Makefile.in: Regenerate.
6002 * testsuite/gc_orphan_section_test.cc: New file.
6003 * testsuite/gc_orphan_section_test.sh: New file.
6005 2010-01-06 Ian Lance Taylor <iant@google.com>
6008 * options.h (class General_options): Add --warn-shared-textrel.
6009 * layout.cc (Layout::finish_dynamic_section): Implement
6010 --warn-shared-textrel.
6013 * options.h (class General_options): Add --warn-multiple-gp.
6015 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6017 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6018 $(THREADSLIB) and $(LIBDL).
6019 * Makefile.in: Rebuild.
6021 2010-01-06 Ian Lance Taylor <iant@google.com>
6024 * options.cc (General_options::parse_section_start): New function.
6025 (General_options::section_start): New function.
6026 (General_options::General_options): Initialize all members.
6027 * options.h: Include <map>
6028 (class General_options): Add --section-start. Add section_starts_
6030 * layout.cc (Layout::attach_allocated_section_to_segment): If
6031 --section-start was used, set the address of the segment. Remove
6032 local sort_sections.
6033 (Layout::relaxation_loop_body): If the address of the load segment
6034 has been set by --section-start, don't use it.
6035 * output.h (Output_segment::update_flags_for_output_section): New
6037 * output.cc (Output_segment::add_output_section): Call
6038 update_flags_for_output_section.
6040 2010-01-05 Ian Lance Taylor <iant@google.com>
6043 * options.h (class General_options): Add --undefined-version.
6044 * script.cc (struct Version_expression): Add was_matched_by_symbol
6046 (Version_script_info::matched_symbol): New function.
6047 (Version_script_info::get_symbol_version_helper): Call
6049 (Version_script_info::check_unmatched_names): New function.
6050 * script.h (class Version_script_info): Update declarations.
6051 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6053 * options.h (class General_options): Use DEFINE_bool_alias for
6054 allow_multiple_definition.
6055 * resolve.cc (Symbol_table::should_override): Don't test
6056 allow_multiple_definition.
6059 * options.h (class General_options): Add --cref.
6060 * main.cc (main): Print cref table if --cref. Don't close mapfile
6061 until after printing cref table.
6062 * cref.cc: Include "symtab.h".
6063 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6064 (Cref_table_compare::operator()): New function.
6065 (Cref_inputs::gather_cref): New function.
6066 (filecol): New static const.
6067 (Cref_inputs::print_cref): New function.
6068 (Cref::print_cref): New function.
6069 * cref.h: Include <cstdio>.
6070 (class Cref): Update declarations.
6071 * mapfile.h (Mapfile::file): New function.
6072 * object.h (class Object): Define Symbols. Declare virtual
6073 do_get_global_symbols.
6074 (Object::get_global_symbols): New function.
6075 * object.cc (Input_objects::add_object): Pass object to cref_ if
6077 (Input_objects::archive_start): Likewise.
6078 (Input_objects::archive_stop): Likewise.
6079 (Input_objects::print_cref): New function.
6080 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6081 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6083 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6085 * plugin.h (class Sized_pluginobj): Update declarations.
6087 2010-01-05 Ian Lance Taylor <iant@google.com>
6089 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6090 to is_default_version. Rename insdef to insdefault.
6091 (Symbol_table::add_from_relobj): Rename def to is_default_version
6092 and local to is_forced_local.
6093 (Symbol_table::add_from_pluginobj): Likewise.
6094 (Symbol_table::add_from_dynobj): Likewise.
6095 (Symbol_table::define_special_symbol): Rename insdef to
6098 2010-01-04 Ian Lance Taylor <iant@google.com>
6101 * options.h (class General_options): Add
6102 --allow-multiple-definition and -z muldefs.
6103 * resolve.cc (Symbol_table::should_override): Don't warn about a
6104 multiple symbol definition if --allow-multiple-definition or -z
6108 * options.h (class General_options): Add --add-needed and
6109 --copy-dt-needed-entries. Tweak --as-needed help entry.
6110 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6111 error if --copy-dt-needed-entries aka --add-needed is used and
6112 would cause a change in behaviour.
6115 * options.h (class General_options): Add -G as a short version of
6116 --shared. Add no-op options -assert, -g, and -i.
6118 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6120 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6121 check for .text or .gnu.linkonce.t sections.
6122 * icf.cc (Icf::find_identical_sections): Ditto.
6123 Change the detection for mangled function name within the section
6125 * icf.h (is_section_foldable_candidate): New function.
6127 2009-12-30 Ian Lance Taylor <iant@google.com>
6130 * options.h (class General_options): Permit two dashes with
6131 --retain-symbols-file.
6133 2009-12-30 Ian Lance Taylor <iant@google.com>
6136 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6137 don't put the file header and segment headers in the text
6141 * common.cc (Sort_commons::operator()): Stabilize sort when both
6143 (Symbol_table::do_allocate_commons_list): When allocating common
6144 symbols, skip a symbol which is no longer common.
6145 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6146 an object before checking its type.
6147 * testsuite/common_test_2.c: New file.
6148 * testsuite/common_test_3.c: New file.
6149 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6150 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6151 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6152 (common_test_2_pic.o, common_test_2.so): New targets.
6153 (common_test_3_pic.o, common_test_3.so): New targets.
6154 * testsuite/Makefile.in: Rebuild.
6157 * script.cc (read_input_script): If we see a new SECTIONS clause,
6158 and we have added an input section, give an error.
6159 * layout.h (class Layout): Add have_added_input_section function.
6160 Add have_added_input_section_ field.
6161 * layout.cc (Layout::Layout): Initialize
6162 have_added_input_section_.
6163 (Layout::layout): Set have_added_input_section_.
6164 (Layout::layout_eh_frame): Likewise.
6166 2009-12-30 Ian Lance Taylor <iant@google.com>
6169 * options.h (class General_options): Add --sort-common option.
6170 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6171 * common.cc (Sort_common): Add sort_order parameter to
6172 constructor. Add sort_order_ field.
6173 (Sort_commons::operator): Check sort_order_.
6174 (Symbol_table::allocate_commons): Determine the sort order.
6175 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6177 (Symbol_table::do_allocate_commons_list): Likewise.
6179 2009-12-30 Ian Lance Taylor <iant@google.com>
6182 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6183 symbols from this object, don't change the visibility of an
6185 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6187 2009-12-30 Ian Lance Taylor <iant@google.com>
6190 * script.h (class Version_script_info): Define Language enum.
6191 Update declarations. Define Glob, Exact, and Lookup types. Add
6192 new fields globals_, locals_, and is_finalized_.
6193 * script.cc: Various formatting fixes.
6194 (class Parser_closure): Change language_stack_ from a vector of
6195 std::string to one of Version_script_info::Language. Adjust all
6197 (class Lazy_demangler): Remove.
6198 (struct Version_expression): Change language from std::string to
6199 Version_script_info::Language.
6200 (Version_script_info::Version_script_info): New function.
6201 (Version_script_info::~Version_script_info): Don't call clear.
6202 (Version_script_info::finalize): New function.
6203 (Version_script_info::build_lookup_tables): New function.
6204 (Version_script_info::build_expression_list_lookup): New
6206 (Version_script_info::get_symbol_version_helper): Rewrite to use
6208 (Version_script_info::print_expression_list): Adjust to use
6209 Version_script_info::Language.
6210 (script_push_lex_into_version_mode): Check that the version script
6211 has not been finalized.
6212 (version_script_push_lang): Change language string to
6213 Version_script_info::Language.
6214 * options.cc (Command_line::version_script): New function.
6215 * options.h (class General_options): Add finalize_dynamic_list
6216 function. Change version_script from declaration to definition.
6217 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6218 * testsuite/version_script.map: Remove duplicate def of foo.
6219 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6221 * testsuite/Makefile.in: Rebuild.
6223 2009-12-30 Ian Lance Taylor <iant@google.com>
6226 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6227 if the input symbol index is 0, make the output symbol index 0.
6229 2009-12-30 Ian Lance Taylor <iant@google.com>
6232 * options.h (class General_options): Add -x/--discard-all.
6233 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6234 --discard-all. If the local symbol needs a dynamic entry, check
6235 that before handling --discard-locals.
6237 2009-12-30 Ian Lance Taylor <iant@google.com>
6240 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6242 (Output_segment::add_output_section): Don't change the flags if
6246 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6247 GNU hash table if they need a dynamic value. Otherwise, don't add
6248 them if they are defined in a dynamic object or are forced local.
6250 2009-12-29 Ian Lance Taylor <iant@google.com>
6253 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6254 .gnu.hash table for a 32-bit target.
6257 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6258 regular and a dynamic object only needs a dynamic symbol table
6259 entry if it is externally visible.
6262 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6263 constructor. Add global_offset_table_ field.
6264 (Target_i386::got_section): Set global_offset_table_.
6265 (Target_i386::do_finalize_sections): Set global_offset_table_
6267 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6268 in constructor. Add global_offset_table_ field.
6269 (Target_x86_64::got_section): Set global_offset_table_.
6270 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6273 * layout.cc (Layout::Layout): Initialize increase_relro_.
6274 (Layout::get_output_section): Add is_relro, is_last_relro, and
6275 is_first_non_relro parameters. Change all callers.
6276 (Layout::choose_output_section): Likewise.
6277 (Layout::add_output_section_data): Likewise.
6278 (Layout::make_output_section): Likewise.
6279 (Layout::set_segment_offsets): Clear increase_relro when using a
6281 * layout.h (class Layout): Add increase_relro method. Add
6282 increase_relro_ field. Update declarations.
6283 * output.cc (Output_section::Output_section): Initialize
6284 is_last_relro_ and is_first_non_relro_.
6285 (Output_segment::add_output_section): Group relro sections is
6286 do_sort is true. Handle is_last_relro and is_first_non_relro.
6287 (Output_segment::maximum_alignment): Remove relro handling.
6288 (Output_segment::set_section_addresses): Add increase_relro
6289 parameter. Change all callers. Add initial alignment to align
6290 relro sections on separate page. Remove old relro handling.
6291 (Output_segment::set_section_list_addresses): Remove in_relro
6292 parameter. Change all callers.
6293 (Output_segment::set_offset): Add increase parameter. Change all
6294 callers. Remove old relro handling.
6295 * output.h (class Output_section): Add new methods: is_last_relro,
6296 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6297 Add is_last_relro_ and is_first_non_relro_ fields.
6298 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6299 Create separate .got.plt section. Call increase_relro.
6300 * x86_64.cc (Target_x86_64::got_section): Likewise.
6301 * testsuite/relro_script_test.t: Add .got.plt.
6304 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6305 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6306 (Layout::finalize): Call set_dynamic_symbol_size.
6307 (Layout::set_dynamic_symbol_size): New function.
6308 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6309 set_dynamic_symbol_size.
6312 * output.h (class Output_section): Add is_entsize_zero_ field.
6313 * output.cc (Output_section::Output_section): Initialize
6315 (Output_section::set_entsize): If two different entsizes are
6316 requested, force it to zero.
6317 (Output_section::add_input_section): Set flags for .debug_str
6318 before updating section flags. Set entsize.
6319 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6320 and SHF_STRING if all input sections have those flags.
6322 2009-12-29 Rafael Espindola <espindola@google.com>
6324 * main.cc (main): Fix the sys time reporting.
6325 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6328 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6330 * options.cc (General_options::parse_version): Allow -v to exit
6331 without an error if there is nothing to link.
6333 2009-12-29 Ian Lance Taylor <iant@google.com>
6335 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6336 using a version of gcc before 4.1.
6337 * configure: Rebuild.
6339 2009-12-28 Chris Demetriou <cgd@google.com>
6341 * attributes.cc (Output_attributes_section_data::do_write): Use
6342 std::vector::front rather than std::vector::data.
6344 2009-12-28 Ian Lance Taylor <iant@google.com>
6346 * symtab.h (class Symbol_table): Add enum Defined.
6347 * resolve.cc (Symbol_table::should_override): Add defined
6348 parameter. Change all callers. Test whether object is NULL
6349 before calling a method on it.
6350 (Symbol_table::report_resolve_problem): Add defined parameter.
6352 (Symbol_table::should_override_with_special): Likewise.
6353 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6354 parameter. Change all callers.
6355 (Symbol_table::do_define_in_output_data): Likewise.
6356 (Symbol_table::define_in_output_segment): Likewise.
6357 (Symbol_table::do_define_in_output_segment): Likewise.
6358 (Symbol_table::define_as_constant): Likewise.
6359 (Symbol_table::do_define_as_constant): Likewise.
6360 * script.h (class Symbol_assignment): Add is_defsym parameter to
6361 constructor; change all callers.
6362 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6363 parameter. Change all callers. Add is_defsym_ field.
6364 (class Parser_closure): Add parsing_defsym parameter to
6365 constructor; change all callers. Add parsing_defsym accessor
6366 function. Add parsing_defsym_ field.
6368 2009-12-28 Ian Lance Taylor <iant@google.com>
6370 * gold.cc (queue_middle_tasks): Fix formatting.
6371 * object.cc (Relobj::is_section_name_included): Likewise.
6373 2009-12-23 Ian Lance Taylor <iant@google.com>
6375 * i386.cc (Target_i386::do_calls_non_split): Recognize
6376 -fsplit-stack prologue for a function with a static chain.
6377 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6378 -fsplit-stack prologue when using %r11.
6380 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6382 * options.cc (General_options::parse_version): Make -v continue and do
6383 the link like GNU ld does.
6385 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6387 * Makefile.am (CCFILES): Add timer.cc.
6388 (HFILES): Add timer.h.
6389 * configure.ac: Check for sysconf and times.
6390 * main.cc: include timer.h.
6391 (main): Use Timer instead of get_run_time.
6394 * workqueue.cc: include timer.h.
6395 (Workqueue::find_and_run_task):
6396 Report user, sys and wall time.
6397 * Makefile.in: Regenerate.
6398 * config.in: Regenerate.
6399 * configure: Regenerate.
6401 2009-12-16 Doug Kwan <dougkwan@google.com>
6403 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6405 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6406 relaxed input sections.
6407 * output.cc (Output_section::find_relaxed_input_section): Change
6408 return type to Output_relaxed_input_section pointer. Adjust code
6409 for new type of relaxed_input_section_map_.
6410 * output.h (Output_section::find_relaxed_input_section): Change
6411 return type to Output_relaxed_input_section pointer.
6412 (Output_section::Output_relaxed_input_section_by_input_section_map):
6414 (Output_section::relaxed_input_section_map_): Change type to
6415 Output_section::Output_relaxed_input_section_by_input_section_map.
6416 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6419 2009-12-15 Ian Lance Taylor <iant@google.com>
6421 * layout.cc (Layout::create_shstrtab): Only write out after input
6422 sections if we are compressing debug sections.
6424 2009-12-15 Ian Lance Taylor <iant@google.com>
6426 * archive.cc (Archive::add_symbols): Only look up a symbol without
6427 a version if there is, in fact, a version.
6429 2009-12-14 Ian Lance Taylor <iant@google.com>
6431 Revert -Wshadow changes, all changes from:
6432 2009-12-11 Doug Kwan <dougkwan@google.com>
6433 2009-12-11 Nick Clifton <nickc@redhat.com>
6434 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6436 2009-12-11 Doug Kwan <dougkwan@google.com>
6438 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6440 * attributes.cc (Object_attribute::size): Ditto.
6441 (Attributes_section_data::size): Ditto.
6442 (Attributes_section_data::Attributes_section_data): Ditto.
6443 (Output_attributes_section_data::do_write): Ditto.
6444 * attributes.h (Object_attribute::set_type): Ditto.
6445 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6447 2009-12-11 Nick Clifton <nickc@redhat.com>
6449 * archive.cc: Fix shadowed variable warnings.
6451 * compressed_output.cc: Likewise.
6452 * compressed_output.h: Likewise.
6453 * configure: Likewise.
6454 * dwarf_reader.cc: Likewise.
6455 * dynobj.cc: Likewise.
6456 * dynobj.h: Likewise.
6457 * ehframe.cc: Likewise.
6458 * ehframe.h: Likewise.
6459 * errors.cc: Likewise.
6460 * expression.cc: Likewise.
6461 * fileread.cc: Likewise.
6462 * fileread.h: Likewise.
6463 * freebsd.h: Likewise.
6464 * i386.cc: Likewise.
6466 * incremental.h: Likewise.
6467 * layout.cc: Likewise.
6468 * layout.h: Likewise.
6469 * mapfile.cc: Likewise.
6470 * merge.cc: Likewise.
6471 * merge.h: Likewise.
6472 * object.cc: Likewise.
6473 * object.h: Likewise.
6474 * options.h: Likewise.
6475 * output.cc: Likewise.
6476 * output.h: Likewise.
6477 * parameters.cc: Likewise.
6478 * plugin.cc: Likewise.
6479 * powerpc.cc: Likewise.
6480 * reduced_debug_output.cc: Likewise.
6481 * reduced_debug_output.h: Likewise.
6482 * reloc.cc: Likewise.
6483 * reloc.h: Likewise.
6484 * resolve.cc: Likewise.
6485 * script-sections.cc: Likewise.
6486 * script.cc: Likewise.
6487 * script.h: Likewise.
6488 * sparc.cc: Likewise.
6489 * symtab.cc: Likewise.
6490 * symtab.h: Likewise.
6491 * target-select.cc: Likewise.
6492 * target-select.h: Likewise.
6493 * token.h: Likewise.
6494 * workqueue.cc: Likewise.
6495 * workqueue.h: Likewise.
6496 * x86_64.cc: Likewise.
6498 2009-12-10 Doug Kwan <dougkwan@google.com>
6500 * arm.cc (attributes.h): New include.
6501 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6502 (Arm_relobj::~Arm_relobj): Delete object pointed by
6503 attributes_section_data_.
6504 (Arm_relobj::attributes_section_data): New method definition.
6505 (Arm_relobj::attributes_section_data_): New data member declaration.
6506 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6507 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6508 attributes_section_data_.
6509 (Arm_dynobj::attributes_section_data): New method definition.
6510 (Arm_dynobj::attributes_section_data_): New data member declaration.
6511 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6512 initialization value of may_use_blx_ to false.
6513 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6514 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6515 object attributes to compute results instead of hard-coding.
6516 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6517 Target_arm::get_secondary_compatible_arch,
6518 Target_arm::set_secondary_compatible_arch
6519 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6520 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6521 New method declarations.
6522 (Target_arm::get_aeabi_object_attribute): New method definition.
6523 (Target_arm::attributes_section_data_): New data member declaration.
6524 (read_arm_attributes_section): New template definition.
6525 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6526 (Arm_dynobj::do_read_symbols): Ditto.
6527 (Target_arm::do_finalize_sections): Merge attributes sections from
6528 input. Check for BLX use after attributes section merging.
6529 Fix __exidx_start and __exidx_end visibility. Create an
6530 .ARM.attributes section if necessary.
6531 (Target_arm::get_secondary_compatible_arch,
6532 Target_arm::set_secondary_compatible_arch,
6533 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6534 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6535 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6536 New method definitions.
6538 2009-12-09 Ian Lance Taylor <iant@google.com>
6540 * plugin.cc (Plugin::load): Don't cast from void* to a function
6543 2009-12-09 Ian Lance Taylor <iant@google.com>
6545 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6548 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6550 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6551 Replace two_file_shared_1.so with two_file_shared_2.so.
6552 * testsuite/Makefile.in: Regenerated.
6554 2009-12-08 Doug Kwan <dougkwan@google.com>
6556 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6557 (HFILES): Add attributes.h and int_encoding.h.
6558 * Makefile.in: Regenerate.
6559 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6560 function definitions to int_encoding.cc
6561 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6562 prototypes to int_encoding.h
6563 * reduced_debug_output.cc (int_encoding.h): New include.
6564 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6565 function definitions to int_encoding.cc
6566 (insert_into_vector, read_from_pointer): Move template definitions to
6568 * attributes.cc: New file.
6569 * attributes.h: New file.
6570 * int_encoding.cc: New file.
6571 * int_encoding.h: New file.
6573 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6576 * incremental-dump.cc (dump_incremental_inputs): New.
6577 (main): Use dump_incremental_inputs.
6579 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6582 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6583 checking elfcpp::STT_FUNC.
6584 (Target_i386::Relocate::relocate): Likewise.
6585 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6587 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6588 symbols from shared libraries into normal FUNC symbols.
6590 * symtab.h (Symbol): Add is_func and use it.
6592 2009-12-05 Doug Kwan <dougkwan@google.com>
6594 * arm.cc (Target_arm::arm_info): Initialize new fields
6595 attributes_section and attributes_vendor.
6596 * i386.cc (Target_i386::i386_info): Same.
6597 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6598 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6599 fields attributes_section and attributes_vendor.
6600 * sparc.cc (Target_sparc::sparc_info): Same.
6601 * target.h (Target::attributes_section, Target::attributes_vendor,
6602 Target::is_attributes_section, Target::attribute_arg_type,
6603 Target::attributes_order): New method definitions.
6604 (Target::Target_info::attributes_section,
6605 Target::Target_info::attributes_vendor): New fields.
6606 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6607 virtual method definitions.
6608 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6609 attributes_section and attributes_vendor.
6610 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6612 2009-12-05 Doug Kwan <dougkwan@google.com>
6614 * arm.cc: Update comments about interworking and stub generation.
6615 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6616 considered as non-PIC.
6617 (Arm_relocate_functions::base_abs): Fix formatting.
6618 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6619 of function to use GOT entry address instead of offset.
6620 (Target_arm::Scan::global): Issue an error if a symbol would need a
6621 PLT does not get one because it is untyped. Remove code to create
6622 dynamic symbols for relative branches.
6623 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6624 takes unsigned integer instead of boolean.
6626 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6628 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6629 (two_file_test_LDADD): Likewise.
6630 (common_test_1_LDADD): Likewise.
6631 (exception_test_LDADD) Likewise.
6632 (weak_test_LDADD): Likewise.
6633 (many_sections_test_LDADD): Likewise.
6634 (initpri1_LDADD): Likewise.
6635 (script_test_1_LDADD): Likewise.
6636 (script_test_2_LDADD): Likewise.
6637 (justsyms_LDADD): Likewise.
6638 (binary_test_LDADD): Likewise.
6639 (large_LDADD): Likewise.
6640 * testsuite/Makefile.in: Regenerated.
6642 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6644 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6645 (Symbol_table::override_with_special): Likewise.
6646 (Symbol_table::add_from_object): Likewise.
6648 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6650 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6651 Don't set the data_offset twice.
6653 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6655 * testsuite/Makefile.in: Regenerate.
6657 2009-12-03 Doug Kwan <dougkwan@google.com>
6659 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6660 (Target_arm::do_finalize_sections): Add parameter for symbol table
6661 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6662 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6663 parameter for symbol table pointer.
6664 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6665 an additional parameter for a pointer to symbol table.
6666 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6667 parameter for a symbol table pointer.
6668 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6669 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6671 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6672 parameter for a symbol table pointer.
6674 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6676 * incremental.cc (Incremental_inputs_header)
6677 (Incremental_inputs_header_write, Incremental_inputs_entry)
6678 (Incremental_inputs_entry_write): Move ...
6679 * incremental.h (Incremental_inputs_header)
6680 (Incremental_inputs_header_write, Incremental_inputs_entry)
6681 (Incremental_inputs_entry_write): here.
6683 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6685 * incremental.cc (make_sized_incremental_binary): Set the target.
6686 Error if it is incompatible.
6687 * output.h (Output_file): Add filename method.
6689 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6691 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6692 from the get_* methods.
6694 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6696 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6697 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6698 Write 0 for the data_offset of scripts.
6700 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6702 * testsuite/Makefile.am: Add the incremental_test.sh test.
6703 * testsuite/incremental_test.sh: New.
6704 * testsuite/incremental_test_1.c: New.
6705 * testsuite/incremental_test_2.c: New.
6707 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6709 * incremental-dump.cc (main): Fix typos.
6711 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6714 * incremental-dump.cc (main): Use llu to print 64 bit values.
6716 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6717 H.J. Lu <hongjiu.lu@intel.com>
6719 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6721 (incremental_dump_LDADD): Likewise.
6722 * Makefile.in: Regenerated.
6724 2009-11-25 Doug Kwan <dougkwan@google.com>
6728 2009-11-25 Doug Kwan <dougkwan@google.com>
6730 * arm.cc (Target_arm::Target_arm): Move method definition
6731 outside of class definition. Add code to handle
6732 --target1-rel, --target1-abs and --target2= options.
6733 (Target_arm::get_reloc_reloc_type): Change method to be
6734 non-static and const.
6735 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6736 New data member declaration.
6737 (Target_arm::Scan::local, Target_arm::Scan::global,
6738 Target_arm::Relocate::relocate,
6739 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6740 Adjust call to Target_arm::get_real_reloc_type.
6741 (Target_arm::get_real_reloc_type): Use command line options
6742 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6743 * options.h (--target1-rel, --target1-abs, --target2): New
6746 2009-11-25 Doug Kwan <dougkwan@google.com>
6748 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6749 class definition. Add code to handle --target1-rel, --target1-abs
6750 and --target2= options.
6751 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6753 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6755 (Target_arm::Scan::local, Target_arm::Scan::global,
6756 Target_arm::Relocate::relocate,
6757 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6758 call to Target_arm::get_real_reloc_type.
6759 (Target_arm::get_real_reloc_type): Use command line options to
6760 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6761 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6764 2009-11-25 Doug Kwan <dougkwan@google.com>
6766 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6767 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6768 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6770 (Arm_relocate_functions::thm_call): Replace body with a call to
6771 Arm_relocate_functions::thumb_branch_common.
6772 (Arm_relocate_functions::thm_jump24,
6773 Arm_relocate_functions::thm_xpc22): New method definitions.
6774 (Arm_relocate_functions::thumb_branch_common): New method definition.
6775 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6777 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6778 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6780 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6782 * Makefile.am: Build incremental-dump
6783 * Makefile.in: Regenerate.
6784 * incremental-dump.cc: New.
6785 * incremental.cc (Incremental_inputs_header_data,
6786 Incremental_inputs_entry_data): Move to incremental.h
6787 * incremental.h: (Incremental_inputs_header_data,
6788 Incremental_inputs_entry_data): Move from incremental.cc
6790 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6792 * incremental.cc (Incremental_inputs_header,
6793 Incremental_inputs_header_write, Incremental_inputs_entry,
6794 Incremental_inputs_entry_write): Add a typedef with the data type.
6796 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6798 * incremental.cc (Incremental_inputs_header,
6799 Incremental_inputs_header_write, Incremental_inputs_entry,
6800 Incremental_inputs_entry_write): Update comment about which
6801 type has the filed descriptions.
6803 2009-11-15 Doug Kwan <dougkwan@google.com>
6805 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6806 (Arm_relocate_functions::arm_branch_common): Change method defintion
6807 in class definition to a method declaration and update list of formal
6809 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6810 Arm_relocation_functions::jump24): Adjust call to
6811 Arm_relocate_functions::arm_branch_common. Update list of formal
6813 (Arm_relocate_functions::xpc25): New method definition.
6814 (Arm_relocate_functions::arm_branch_common): Move method defintion
6815 out from class definition. Use stubs for mode-switching and extending
6817 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6818 specially. Change code to enable use of stubs in ARM branches.
6820 2009-11-10 Doug Kwan <dougkwan@google.com>
6822 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6823 in method declaration.
6824 (Target_arm::relocate_stub): New method declaration.
6825 (Target_arm::default_target): Change to return a pointer instead of
6827 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6828 Target_arm::default_target.
6829 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6831 (Target_arm::relocate_section): Adjust view.
6832 (Target_arm::relocate_stub): New method definition.
6834 2009-11-10 Doug Kwan <dougkwan@google.com>
6836 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6838 * incremental.cc (open_incremental_binary): Initialized local
6839 variables to avoid warnings.
6840 * object.cc (make_elf_object): Ditto.
6841 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6844 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6847 * testsuite/plugin_test.c: Include "config.h".
6849 2009-11-09 Doug Kwan <dougkwan@google.com>
6851 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6852 (arm_symbol_value): Remove.
6853 (Arm_relocate_functions::arm_branch_common,
6854 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6855 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6856 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6857 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6858 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6859 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6860 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6861 Arm_relocate_functions::thm_mobw_abs_nc,
6862 Arm_relocate_functions::thm_mov_abs,
6863 Arm_relocate_functions::movw_prel_nc,
6864 Arm_relocate_functions::thm_movt_abs,
6865 Arm_relocate_functions::movt_prel,
6866 Arm_relocate_functions::thm_movw_prel_nc,
6867 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6868 (Target_arm::Relocate::relocate): Only decompose address into two
6869 parts if relocation type uses the thumb-bit and pass the actual
6870 bit instead of a flag indicating that the thumb-bit is used. Adjust
6871 calls to methods in Arm_relocate_functions for this change.
6873 2009-11-08 Ian Lance Taylor <iant@google.com>
6876 * reloc.cc: Instantiate
6877 Sized_relobj::initialize_input_to_output_maps and
6878 Sized_relobj:free_input_to_output_maps.
6880 2009-11-06 Ian Lance Taylor <iant@google.com>
6883 * defstd.cc (in_segment): Set only_if_ref true for "end".
6885 2009-11-06 Doug Kwan <dougkwan@google.com>
6887 * arm.cc (class Reloc_stub): Correct a comment.
6888 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6889 (Target_arm::scan_section_for_stubs): New method declaration.
6890 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6891 Change methods from private to protected.
6892 (Target_arm::do_may_relax): New method definition.
6893 (Target_arm::do_relax, Target_arm::group_sections,
6894 Target_arm::scan_reloc_for_stub,
6895 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6896 (Target_arm::arm_input_section_map_): New data member declaration.
6897 (Target_arm::scan_reloc_for_stub,
6898 Target_arm::scan_reloc_section_for_stubs,
6899 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6900 Target_arm::do_relax): New method definitions.
6902 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6904 * configure.ac: Check for (struct stat)::st_mtim
6905 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6906 * config.in: Regenerate.
6907 * configure: Regenerate.
6909 2009-11-05 Ian Lance Taylor <iant@google.com>
6912 * output.cc (Output_segment::add_output_section): Add missing
6915 2009-11-04 Ian Lance Taylor <iant@google.com>
6918 * object.h (class Object): Add is_needed and set_is_needed
6919 methods. Add is_needed_ field. Make bool fields into bitfields.
6920 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6921 defined in a dynamic object and referenced by a regular object,
6922 set is_needed for the dynamic object.
6923 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6924 if the file is marked with as_needed and it is not needed.
6926 2009-11-04 Ian Lance Taylor <iant@google.com>
6929 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6930 tags if data is discarded by linker script.
6931 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6932 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6933 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6934 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6936 2009-11-04 Ian Lance Taylor <iant@google.com>
6938 * layout.cc (Layout::get_output_section): Add is_interp and
6939 is_dynamic_linker_section parameters. Change all callers.
6940 (Layout::choose_output_section): Likewise.
6941 (Layout::make_output_section): Likewise.
6942 (Layout::add_output_section_data): Add is_dynamic_linker_section
6943 parameter. Change all callers.
6944 * layout.h (class Layout): Update declarations.
6945 * output.h (class Output_section): Add is_interp, set_is_interp,
6946 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6947 Add is_interp_, is_dynamic_linker_section_ fields. Change
6948 generate_code_fills_at_write_ to a bitfield.
6949 * output.cc (Output_section::Output_sections): Initialize new
6951 (Output_segment::add_output_section): Add do_sort parameter.
6954 2009-11-03 Ian Lance Taylor <iant@google.com>
6957 * options.h (class General_options): Add --warn-common.
6958 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6959 merging two common symbols.
6960 (Symbol_table::should_override): Handle --warn-common when merging
6961 a common symbol with a defined symbol. Use report_resolve_problem
6962 for multiple definitions.
6963 (Symbol_table::report_resolve_problem): New function.
6964 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6966 2009-11-03 Doug Kwan <dougkwan@google.com>
6968 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6970 (Target_arm::stub_factory): New method definition.
6971 (Target_arm::new_arm_input_section,
6972 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6973 Target_arm::reloc_uses_thumb_bit): New method declarations.
6974 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6975 New type definitions.
6976 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6977 member declarations.
6978 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6979 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6980 New method definitions.
6982 2009-11-03 Ian Lance Taylor <iant@google.com>
6984 * options.h (class General_options): Add --warn_constructors.
6986 2009-11-03 Ian Lance Taylor <iant@google.com>
6989 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6990 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6992 2009-11-03 Ian Lance Taylor <iant@google.com>
6995 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6996 --msgid-bugs-address.
6997 (install-pdf): New target.
6998 (install-data_yes): Look up one directory to find mkinstalldirs.
7000 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7002 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7005 2009-10-30 Doug Kwan <dougkwan@google.com>
7007 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7009 2009-10-30 Doug Kwan <dougkwan@google.com>
7011 * arm.cc (Stub_addend_reader): New struct template definition
7012 and partial specializations.
7013 (Stub_addend_reader::operator()): New method definition for a
7014 partially specialized template.
7016 2009-10-30 Doug Kwan <dougkwan@google.com>
7018 * arm.cc (Arm_relobj::processor_specific_flags): New method
7020 (Arm_relobj::do_read_symbols): New method declaration.
7021 (Arm_relobj::processor_specific_flags_): New data member declaration.
7022 (Arm_dynobj): New class definition.
7023 (Target_arm::do_finalize_sections): Add input_objects parameter.
7024 (Target_arm::do_adjust_elf_header): New method declaration.
7025 (Target_arm::are_eabi_versions_compatible,
7026 (Target_arm::merge_processor_specific_flags): New method declaration.
7027 (Target_arm::do_make_elf_object): New overloaded method definitions
7029 (Arm_relobj::do_read_symbols): New method definition.
7030 (Arm_dynobj::do_read_symbols): Ditto.
7031 (Target_arm::do_finalize_sections): Add input_objects parameters.
7032 Merge processor-specific flags from all input objects.
7033 (Target_arm::are_eabi_versions_compatible,
7034 Target_arm::merge_processor_specific_flags,
7035 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7036 New method definitions.
7037 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7038 Input_objects pointer type parameter.
7039 * layout.cc (Layout::finalize): Pass input objects to target's.
7040 finalize_sections function.
7041 * output.cc (Output_file_header::do_sized_write): Set ELF file
7042 header's processor-specific flags.
7043 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7044 Input_objects pointer type parameter.
7045 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7046 * target.h (Input_objects): New forward class declaration.
7047 (Target::processor_specific_flags,
7048 Target::are_processor_specific_flags_sect): New method definitions.
7049 (Target::finalize_sections): Add input_objects parameter.
7050 (Target::Target): Initialize processor_specific_flags_ and
7051 are_processor_specific_flags_set_.
7052 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7054 (Target::set_processor_specific_flags): New method definition.
7055 (Target::processor_specific_flags_,
7056 Target::are_processor_specific_flags_set_): New data member
7058 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7059 Input_objects pointer type parameter.
7061 2009-10-30 Doug Kwan <dougkwan@google.com>
7063 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7065 2009-10-28 Ian Lance Taylor <iant@google.com>
7067 * object.h (class Relobj): Drop options parameter from
7068 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7069 do_scan_relocs, do_relocate. Change all callers.
7070 (class Sized_relobj): Drop options parameters from
7071 do_gc_process_relocs, do_scan_relocs, do_relocate,
7072 do_relocate_sections, relocate_sections, emit_relocs_scan,
7073 emit_relocs_scan_reltype. Change all callers.
7074 (struct Relocate_info): Remove options field and all references to
7076 * reloc.h (class Read_relocs): Remove options constructor
7077 parameter and options_ field. Change all callers.
7078 (class Gc_process_relocs, class Scan_relocs): Likewise.
7079 (class Relocate_task): Likewise.
7080 * target-reloc.h (scan_relocs): Remove options parameter. Change
7082 (scan_relocatable_relocs): Likewise.
7083 * target.h (class Sized_target): Remove options parameter from
7084 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7086 * gc.h (gc_process_relocs): Remove options parameter. Change all
7088 * arm.cc: Update functions to remove options parameters.
7089 * i386.cc: Likewise.
7090 * powerpc.cc: Likewise.
7091 * sparc.cc: Likewise.
7092 * x86_64.cc: Likewise.
7093 * testsuite/testfile.cc: Likewise.
7095 2009-10-28 Doug Kwan <dougkwan@google.com>
7097 * arm.cc (Arm_relobj): New class definition.
7098 (Arm_relobj::scan_sections_for_stubs,
7099 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7100 New method definitions.
7102 2009-10-28 Cary Coutant <ccoutant@google.com>
7104 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7105 (Plugin::cleanup_done_): New member.
7106 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7107 (Plugin_manager::cleanup_done_): Remove.
7108 (Plugin_manager::add_input_file): Edit error message.
7109 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7110 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7112 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7114 * fileread.cc: (File_read::View::~View): Use the new
7115 data_ownership_ filed.
7116 (File_read::~File_read): Dispose the new whole_file_view_.
7117 (File_read::open): Mmap the whole file if needed.
7118 (File_read::open): Use whole_file_view_ instead of contents_.
7119 (File_read::find_view): Use whole_file_view_ if applicable.
7120 (File_read::do_read): Use whole_file_view_ instead of contents_.
7121 (File_read::make_view): Use whole_file_view_ instead of contents_,
7122 update File_read::View::View call.
7123 (File_read::find_or_make_view): Update File_read::View::View
7125 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7127 (File_read::View::Data_ownership): New enum.
7128 (File_read::View::View): Replace bool mapped_ with Data_ownership
7130 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7131 (File_read::View::data_ownership_): New field.
7132 (File_read::contents_): Remove (replaced by whole_file_view_).
7133 (File_read::whole_file_view_): New field.
7134 * options.h (class General_options): Add --keep-files-mapped.
7136 2009-10-27 Cary Coutant <ccoutant@google.com>
7138 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7139 * testsuite/Makefile.am (plugin_test_5): New test case.
7140 * testsuite/Makefile.in: Regenerate.
7142 2009-10-25 Doug Kwan <dougkwan@google.com>
7144 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7145 from private to protected to allow access by child class.
7146 (Sized_relobj::do_relocate_sections): New method declaration.
7147 (Sized_relobj::relocate_sections): Virtualize.
7148 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7149 Sized_relobj::relocate_sections. Instantiate template explicitly
7150 for different target sizes and endianity.
7152 2009-10-24 Doug Kwan <dougkwan@google.com>
7154 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7155 (Arm_input_section::as_arm_input_section): New method.
7156 (Arm_output_section): New class definition.
7157 (Arm_output_section::create_stub_group,
7158 Arm_output_section::group_sections): New method definitions.
7160 2009-10-22 Doug Kwan <dougkwan@google.com>
7162 * arm.cc (Arm_input_section): New class definition.
7163 (Arm_input_section::init, Arm_input_section:do_write,
7164 Arm_input_section::set_final_data_size,
7165 Arm_input_section::do_reset_address_and_file_offset): New method
7168 2009-10-21 Doug Kwan <dougkwan@google.com>
7170 * arm.cc (Stub_table, Arm_input_section): New forward class
7172 (Stub_table): New class defintion.
7173 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7174 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7175 New method definition.
7177 2009-10-21 Doug Kwan <dougkwan@google.com>
7179 * arm.cc: Update copyright comments.
7180 (Target_arm): New forward class template declaration.
7181 (Arm_address): New type.
7182 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7183 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7184 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7186 (Insn_template): Same.
7187 (DEF_STUBS): New macro.
7188 (Stub_type): New enum type.
7189 (Stub_template): New class definition.
7192 (Stub_factory): Same.
7193 (Target_arm::Target_arm): Initialize may_use_blx_ and
7194 should_force_pic_veneer_.
7195 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7196 Target_arm::should_force_pic_veneer,
7197 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7198 Target_arm::using_thumb_only, Target_arm:;default_target): New
7200 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7201 New data member declarations.
7202 (Insn_template::size, Insn_template::alignment): New method defintions.
7203 (Stub_template::Stub_template): New method definition.
7204 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7205 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7206 (Stub_factory::Stub_factory): New method definition.
7207 * gold.h (string_hash): New template.
7208 * output.h (Input_section_specifier::hash_value): Use
7210 (Input_section_specifier::string_hash): Remove.
7211 * stringpool.cc (Stringpool_template::string_hash): Use
7214 2009-10-20 Doug Kwan <dougkwan@google.com>
7216 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7217 symbols of relaxed input sections.
7218 * output.h (Output_section::find_relaxed_input_section): Make
7221 2009-10-16 Doug Kwan <dougkwan@google.com>
7223 * dynobj.cc (Versions::Versions): Initialize version_script_.
7224 Only insert base version symbol definition for a shared object
7225 if version script defines any version versions.
7226 (Versions::define_base_version): New method definition.
7227 (Versions::add_def): Check that base version is not needed.
7228 (Versions::add_need): Define base version lazily.
7229 * dynobj.h (Versions::define_base_version): New method declaration.
7230 (Versions::needs_base_version_): New data member declaration.
7231 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7232 (check_DATA): Add no_version_test.stdout.
7233 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7235 * testsuite/Makefile.in: Regenerate.
7236 * testsuite/no_version_test.c: New file.
7237 * testsuite/no_version_test.sh: Ditto.
7239 2009-10-16 Doug Kwan <dougkwan@google.com>
7241 * expression.cc (class Segment_start_expression): New class definition.
7242 (Segment_start_expression::value): New method definition.
7243 (script_exp_function_segment_start): Return a new
7244 Segment_start_expression.
7245 * gold/script-c.h (script_saw_segment_start_expression): New function
7247 * script-sections.cc (Script_sections::Script_sections): Initialize
7248 SAW_SEGMENT_START_EXPRESSION_ to false.
7249 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7250 and -Tbbs options to specify section addresses if given in
7251 command line and no SEGMENT_START expression is seen in a script.
7252 * script-sections.h (Script_sections::saw_segment_start_expression,
7253 Script_sections::set_saw_segment_start_expression): New method
7255 (Script_sections::saw_segment_start_expression_): New data member
7257 * script.cc (script_saw_segment_start_expression): New function.
7258 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7259 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7260 script_test_7.sh and script_test_8.sh.
7261 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7262 script_test_8.stdout.
7263 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7264 (script_test_6, script_test_6.stdout, script_test_7,
7265 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7266 * Makefile.in: Regenerate.
7267 * testsuite/script_test_6.sh: New file.
7268 * testsuite/script_test_6.t: Same.
7269 * testsuite/script_test_7.sh: Same.
7270 * testsuite/script_test_7.t: Same.
7271 * testsuite/script_test_8.sh: Same.
7273 2009-10-16 Doug Kwan <dougkwan@google.com>
7275 * output.cc (Output_segment::set_section_list_address): Cast
7276 expressions to unsigned long long type to avoid format warnings.
7278 2009-10-15 Ian Lance Taylor <iant@google.com>
7280 * script.cc (Script_options::add_symbol_assignment): Always add a
7281 dot assignment to script_sections_.
7282 * script-sections.cc (Script_sections::add_dot_assignment):
7283 Initialize if necessary.
7285 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7286 program headers with no load segment if there is a linker script.
7288 * layout.cc (Layout::set_segment_offsets): Align the file offset
7289 to the segment aligment for -N or -n with no load segment.
7290 * output.cc (Output_segment::add_output_section): Don't crash if
7291 the first section is a TLS section.
7292 (Output_segment::set_section_list_addresses): Print an error
7293 message if the address moves backward in a linker script.
7294 * script-sections.cc
7295 (Output_section_element_input::set_section_addresses): Don't
7296 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7297 (Orphan_output_section::set_section_addresses): Likewise.
7299 2009-10-15 Doug Kwan <dougkwan@google.com>
7301 * layout.cc (Layout::finish_dynamic_section): Generate tags
7302 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7303 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7304 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7306 2009-10-14 Ian Lance Taylor <iant@google.com>
7308 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7310 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7311 data_shdr fields of relinfo.
7312 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7313 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7314 R_386_TLS_LDO_32, adjust based on section flags.
7315 (Target_i386::Relocate::fix_up_ldo): Remove.
7317 2009-10-13 Ian Lance Taylor <iant@google.com>
7319 Add support for -pie.
7320 * options.h (class General_options): Add -pie and
7322 (General_options::output_is_position_independent): Test -pie.
7323 (General_options::output_is_executable): Return true if not shared
7324 and not relocatable.
7325 (General_options::output_is_pie): Remove.
7326 * options.cc (General_options::finalize): Reject incompatible uses
7328 * gold.cc (queue_middle_tasks): A -pie link is not static.
7329 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7330 * symtab.cc (Symbol::final_value_is_known): Return false if
7331 output_is_position_independent.
7332 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7333 output_is_position_independent.
7334 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7335 output_is_position_independent.
7336 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7337 output_is_position_independent.
7338 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7340 (basic_pie_test.o, basic_pie_test): New targets.
7341 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7342 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7343 (two_file_pie_test): New target.
7344 * testsuite/Makefile.in: Rebuild.
7345 * README: Remove note saying that -pie is not supported.
7347 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7349 * options.h (class General_options): Add -init and -fini.
7350 * layout.cc (Layout::finish_dynamic_section): Emit
7351 given init and fini functions.
7353 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7355 * gc.h (gc_process_relocs): Check if icf is enabled using new
7357 * gold.cc (queue_initial_tasks): Likewise.
7358 (queue_middle_tasks): Likewise.
7359 * object.cc (do_layout): Likewise.
7360 * symtab.cc (is_section_folded): Likewise.
7361 * main.cc (main): Likewise.
7362 * reloc.cc (Read_relocs::run): Likewise.
7363 (Sized_relobj::do_scan_relocs): Likewise.
7364 * icf.cc (is_function_ctor_or_dtor): New function.
7365 (Icf::find_identical_sections): Check if function is ctor or dtor when
7367 * options.h (General_options::icf): Change option to be an enum.
7368 (Icf_status): New enum.
7369 (icf_enabled): New method.
7370 (icf_safe_folding): New method.
7371 (set_icf_status): New method.
7372 (icf_status_): New variable.
7373 * (options.cc) (General_options::finalize): Set icf_status_.
7374 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7375 icf_test and icf_keep_unique_test to use the --icf enum flag.
7376 * testsuite/icf_safe_test.sh: New file.
7377 * testsuite/icf_safe_test.cc: New file.
7379 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7381 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7382 includes to gc.h and icf.h.
7383 * arm.cc: Include gc.h.
7384 * gold.cc: Likewise.
7385 * i386.cc: Likewise.
7386 * powerpc.cc: Likewise.
7387 * sparc.cc: Likewise.
7388 * x86_64.cc: Likewise.
7389 * gc.h: Include icf.h.
7391 2009-10-11 Ian Lance Taylor <iant@google.com>
7393 * plugin.cc: Include "gold.h" before other header files.
7395 2009-10-10 Chris Demetriou <cgd@google.com>
7397 * options.h (Input_file_argument::Input_file_type): New enum.
7398 (Input_file_argument::is_lib_): Replace with...
7399 (Input_file_argument::type_): New member.
7400 (Input_file_argument::Input_file_argument): Take Input_file_type
7401 'type' rather than boolean 'is_lib' as second argument.
7402 (Input_file_argument::is_lib): Use type_.
7403 (Input_file_argument::is_searched_file): New function.
7404 (Input_file_argument::may_need_search): Handle is_searched_file.
7405 * options.cc (General_options::parse_library): Support -l:filename.
7406 (General_options::parse_just_symbols): Update for Input_file_argument
7408 (Command_line::process): Likewise.
7409 * archive.cc (Archive::get_file_and_offset): Likewise.
7410 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7411 * script.cc (read_script_file, script_add_file): Likewise.
7412 * fileread.cc (Input_file::Input_file): Likewise.
7413 (Input_file::will_search_for): Handle is_searched_file.
7414 (Input_file::open): Likewise.
7415 * readsyms.cc (Read_symbols::get_name): Likewise.
7416 * testsuite/Makefile.am (searched_file_test): New test.
7417 * testsuite/Makefile.in: Regenerate.
7418 * testsuite/searched_file_test.cc: New file.
7419 * testsuite/searched_file_test_lib.cc: New file.
7421 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7422 Ian Lance Taylor <iant@google.com>
7424 * descriptor.cc: Include <cstdio> and "binary-io.h".
7425 (Descriptors::open): Open the files in binary mode always.
7426 * script.cc (Lex::get_token): Treat \r as whitespace.
7428 2009-10-09 Ian Lance Taylor <iant@google.com>
7430 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7432 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7433 Ian Lance Taylor <iant@google.com>
7435 * configure.ac: Check for readv function also.
7436 * fileread.cc (readv): Define if not HAVE_READV.
7437 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7439 * config.in: Regenerate.
7440 * configure: Regenerate.
7442 2009-10-09 Doug Kwan <dougkwan@google.com>
7444 * layout.cc (Layout::make_output_section): Call target hook to make
7445 ordinary output section.
7446 (Layout::finalize): Adjust parameter list of call the
7447 Target::may_relax().
7448 * layout.h (class Layout::section_list): New method.
7449 * merge.h (Output_merge_base::entsize): Change visibility to public.
7450 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7452 (Output_merge_string::do_is_string): New method.
7453 * object.cc (Sized_relobj::do_setup): renamed from
7454 Sized_relobj::set_up.
7455 * object.h (Sized_relobj::adjust_shndx,
7456 Sized_relobj::initializ_input_to_output_maps,
7457 Sized_relobj::free_input_to_output_maps): Change visibilities to
7459 (Sized_relobj::setup): Virtualize.
7460 (Sized_relobj::do_setup): New method declaration.
7461 (Sized_relobj::invalidate_section_offset,
7462 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7463 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7464 * options.cc (parse_int): New function.
7465 * options.h (parse_int): New declaration.
7466 (DEFINE_int): New macro.
7467 (stub_group_size): New option.
7468 * output.cc (Output_section::Output_section): Initialize memebers
7469 merge_section_map_, merge_section_by_properties_map_,
7470 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7471 (Output_section::add_input_section): Handled deferred code-fill
7472 generation and remove an old comment.
7473 (Output_section::add_relaxed_input_section): New method definition.
7474 (Output_section::add_merge_input_section): Use merge section by
7475 properties map to speed to search. Update merge section maps
7477 (Output_section::build_relaxation_map): New method definition.
7478 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7480 (Output_section::relax_input_section): Renamed to
7481 Output_section::convert_input_sections_to_relaxed_sections and change
7482 interface to take a vector of pointers to relaxed sections.
7483 (Output_section::find_merge_section,
7484 Output_section::find_relaxed_input_section): New method definitions.
7485 (Output_section::is_input_address_mapped,
7486 Output_section::output_offset, Output_section::output_address):
7487 Use output section data maps to speed up searching.
7488 (Output_section::find_starting_output_address): Add comments.
7489 (Output_section::do_write,
7490 Output_section::write_to_postprocessing_buffer): Do code-fill
7491 generation as appropriate.
7492 (Output_section::get_input_sections): Invalidate relaxed input section
7494 (Output_section::restore_states): Adjust type of checkpoint .
7495 Invalidate relaxed input section map.
7496 * output.h (Output_merge_base): New class declaration.
7497 (Input_section_specifier): New class defintion.
7498 (class Output_relaxed_input_section) Change base class to
7499 Output_section_data_build.
7500 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7501 base class initializer.
7502 (Output_section::add_relaxed_input_section): New method declaration.
7503 (Output_section::Input_section): Change visibility to protected.
7504 (Output_section::Input_section::relobj,
7505 Output_section::Input_section::shndx): Handle relaxed input sections.
7506 Output_section::input_sections) Change visibility to protected. Also
7507 define overload to return a non-const pointer.
7508 (Output_section::Merge_section_properties): New class defintion.
7509 (Output_section::Merge_section_by_properties_map,
7510 Output_section::Output_section_data_by_input_section_map,
7511 Output_section::Relaxation_map): New types.
7512 (Output_section::relax_input_section): Rename method to
7513 Output_section::convert_input_sections_to_relaxed_sections and change
7514 interface to take a vector of relaxed section pointers.
7515 (Output_section::find_merge_section,
7516 Output_section::find_relaxed_input_section,
7517 Output_section::build_relaxation_map,
7518 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7519 New method declarations.
7520 (Output_section::merge_section_map_
7521 Output_section::merge_section_by_properties_map_,
7522 Output_section::relaxed_input_section_map_,
7523 Output_section::is_relaxed_input_section_map_valid_,
7524 Output_section::generate_code_fills_at_write_): New data members.
7525 * script-sections.cc
7526 (Output_section_element_input::set_section_addresses): Call
7527 current_data_size and addralign methods of relaxed input sections.
7528 (Orphan_output_section::set_section_addresses): Call current_data_size
7529 and addralign methods of relaxed input sections.
7530 * symtab.cc (Symbol_table::compute_final_value): Extract template
7531 from the body of Symbol_table::sized_finalize_symbol.
7532 (Symbol_table::sized_finalized_symbol): Call
7533 Symbol_table::compute_final_value.
7534 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7535 (Symbol_table::compute_final_value): New templated method declaration.
7536 * target.cc (Target::do_make_output_section): New method defintion.
7537 * target.h (Target::make_output_section): New method declaration.
7538 (Target::relax): Add more parameters for input objects, symbol table
7539 and layout. Adjust call to do_relax.
7540 (Target::do_make_output_section): New method declaration.
7541 (Target::do_relax): Add parameters for input objects, symbol table
7544 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7546 * pread.c: Include stdio.h.
7548 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7550 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7553 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7555 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7556 Change read_shndx type to unsigned int.
7557 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7559 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7560 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7561 Change read_shndx type to unsigned int.
7562 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7564 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7565 * layout.cc (Layout::create_symtab_sections): Cast the result of
7566 local_symcount * symsize to off_t in the gold_assert.
7568 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7570 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7571 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7573 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7574 (Arm_relocate_functions::thm_abs5): New function.
7575 (Arm_relocate_functions::abs12): New function.
7576 (Arm_relocate_functions::abs16): New function.
7577 (Arm_relocate_functions::base_abs): New function.
7578 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7579 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7580 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7582 (Scan::global): Likewise.
7583 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7584 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7585 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7586 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7589 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7591 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7592 (Arm_relocate_functions::movt_prel): New function.
7593 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7594 (Arm_relocate_functions::thm_movt_prel): New function.
7595 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7596 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7597 (Scan::global, Relocate::relocate): Likewise.
7598 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7600 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7602 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7603 Incremental_checker.
7604 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7606 (class Incremental_inputs_header): New class.
7607 (Incremental_inputs_header_writer): Edit comment.
7608 (Incremental_inputs_entry): New class.
7609 (Incremental_inputs_entry_writer): Edit comment.
7610 (Sized_incremental_binary::do_find_incremental_inputs_section):
7611 Add *strtab_shndx parameter, fill it.
7612 (Sized_incremental_binary::do_check_inputs): New method.
7613 (Incremental_checker::can_incrementally_link_output_file): Use
7614 Sized_incremental_binary::check_inputs.
7615 (Incremental_inputs::report_command_line): Save command line in
7618 (Incremental_binary::find_incremental_inputs_section): New
7620 (Incremental_binary::do_find_incremental_inputs_section): Add
7621 strtab_shndx parameter.
7622 (Incremental_binary::do_check_inputs): New pure virtual method.
7623 (Sized_incremental_binary::do_check_inputs): Declare.
7624 (Incremental_checker::Incremental_checker): Add incremental_inputs
7625 parameter, use it to initialize incremental_inputs_.
7626 (Incremental_checker::incremental_inputs_): New field.
7627 (Incremental_checker::command_line): New method.
7628 (Incremental_checker::inputs): New method.
7629 (Incremental_checker::command_line_): New field.
7631 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7633 * incremental.cc: Include <cstdarg> and "target-select.h".
7634 (vexplain_no_incremental): New function.
7635 (explain_no_incremental): New function.
7636 (Incremental_binary::error): New method.
7637 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7639 (make_sized_incremental_binary): New function.
7640 (open_incremental_binary): New function.
7641 (can_incrementally_link_file): Add checks if output is ELF and has
7643 * incremental.h: Include "elfcpp_file.h" and "output.h".
7644 (Incremental_binary): New class.
7645 (Sized_incremental_binary): New class.
7646 (open_incremental_binary): Declare.
7647 * object.cc (is_elf_object): Use
7648 elfcpp::Elf_recognizer::is_elf_file.
7649 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7650 * output.h (Output_file::filesize): New method.
7652 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7654 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7656 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7657 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7659 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7661 (Arm_relocate_functions::movw_abs_nc): New function.
7662 (Arm_relocate_functions::movt_abs): New function.
7663 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7664 (Arm_relocate_functions::thm_movt_abs): New function.
7665 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7666 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7667 (Scan::global): Likewise.
7668 (Relocate::relocate): Likewise.
7669 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7671 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7673 * arm.cc (Arm_relocate_functions::got_prel) New function.
7674 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7675 (Relocate::relocate): Likewise.
7676 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7678 2009-10-06 Ian Lance Taylor <iant@google.com>
7680 * options.h (class General_options): Define
7681 split_stack_adjust_size parameter.
7682 * object.h (class Object): Add uses_split_stack_ and
7683 has_no_split_stack_ fields. Add uses_split_stack and
7684 has_no_split_stack accessor functions. Declare
7685 handle_split_stack_section.
7686 (class Reloc_symbol_changes): Define.
7687 (class Sized_relobj): Define Function_offsets. Declare
7688 split_stack_adjust, split_stack_adjust_reltype, and
7690 * object.cc (Object::handle_split_stack_section): New function.
7691 (Sized_relobj::do_layout): Call handle_split_stack_section.
7692 * dynobj.cc (Sized_dynobj::do_layout): Call
7693 handle_split_stack_section.
7694 * reloc.cc (Sized_relobj::relocate_sections): Call
7695 split_stack_adjust for executable sections in split_stack
7696 objects. Pass reloc_map to relocate_section.
7697 (Sized_relobj::split_stack_adjust): New function.
7698 (Sized_relobj::split_stack_adjust_reltype): New function.
7699 (Sized_relobj::find_functions): New function.
7700 * target-reloc.h: Include "object.h".
7701 (relocate_section): Add reloc_symbol_changes parameter. Change
7703 * target.h (class Target): Add calls_non_split method. Declare
7704 do_calls_non_split virtual method. Declare match_view and
7706 * target.cc: Include "elfcpp.h".
7707 (Target::do_calls_non_split): New function.
7708 (Target::match_view): New function.
7709 (Target::set_view_to_nop): New function.
7710 * gold.cc (queue_middle_tasks): Give an error if mixing
7711 split-stack and non-split-stack objects with -r.
7712 * i386.cc (Target_i386::relocate_section): Add
7713 reloc_symbol_changes parameter.
7714 (Target_i386::do_calls_non_split): New function.
7715 * x86_64.cc (Target_x86_64::relocate_section): Add
7716 reloc_symbol_changes parameter.
7717 (Target_x86_64::do_calls_non_split): New function.
7718 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7720 * powerpc.cc (Target_powerpc::relocate_section): Add
7721 reloc_symbol_changes parameter.
7722 * sparc.cc (Target_sparc::relocate_section): Add
7723 reloc_symbol_changes parameter.
7724 * configure.ac: Call AM_CONDITIONAL for the default target.
7725 * configure: Rebuild.
7726 * testsuite/Makefile.am (TEST_AS): New variable.
7727 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7728 (check_DATA): Add split_i386 and split_x86_64 files.
7729 (SPLIT_DEFSYMS): Define.
7730 (split_i386_[1234n].o): New targets.
7731 (split_i386_[124]): New targets.
7732 (split_i386_[1234r].stdout): New targets.
7733 (split_x86_64_[1234n].o): New targets.
7734 (split_x86_64_[124]): New targets.
7735 (split_x86_64_[1234r].stdout): New targets.
7736 (MOSTLYCLEANFILES): Add new executables.
7737 * testsuite/split_i386.sh: New file.
7738 * testsuite/split_x86_64.sh: New file.
7739 * testsuite/split_i386_1.s: New file.
7740 * testsuite/split_i386_2.s: New file.
7741 * testsuite/split_i386_3.s: New file.
7742 * testsuite/split_i386_4.s: New file.
7743 * testsuite/split_i386_n.s: New file.
7744 * testsuite/split_x86_64_1.s: New file.
7745 * testsuite/split_x86_64_2.s: New file.
7746 * testsuite/split_x86_64_3.s: New file.
7747 * testsuite/split_x86_64_4.s: New file.
7748 * testsuite/split_x86_64_n.s: New file.
7749 * testsuite/testfile.cc (Target_test): Update relocation_section
7751 * testsuite/Makefile.in: Rebuild.
7753 2009-10-06 Ian Lance Taylor <iant@google.com>
7755 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7756 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7757 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7758 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7759 the address on ldo_addrs_.
7760 (Target_i386::Relocate::fix_up_ldo): New function.
7762 2009-10-06 Rafael Espindola <espindola@google.com>
7764 * plugin.cc (add_input_library): New.
7765 (Plugin::load): Add add_input_library to tv.
7766 (Plugin_manager::add_input_file): Add the is_lib argument.
7767 (add_input_file): Update call to Plugin_manager::add_input_file.
7768 (add_input_library): New.
7769 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7771 2009-09-30 Doug Kwan <dougkwan@google.com>
7773 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7774 symbol and call Symbol::may_need_copy_reloc to determine if
7775 a copy reloc is needed.
7776 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7777 nocopyreloc is given in command line.
7778 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7779 given in command line.
7780 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7781 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7782 of the removed Target_i386::may_need_copy_reloc.
7783 * options.h (copyreloc): New option with default value false.
7784 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7785 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7786 instead of the removed Target_powerpc::may_need_copy_reloc.
7787 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7788 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7789 instead of the removed Target_sparc::may_need_copy_reloc.
7790 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7791 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7792 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7793 instead of the removed Target_x86_64::may_need_copy_reloc.
7795 2009-09-30 Ian Lance Taylor <iant@google.com>
7797 * object.h (class Object): Remove target_ field, and target,
7798 sized_target, and set_target methods.
7799 (Object::sized_target): Remove.
7800 (class Sized_relobj): Update declarations. Remove sized_target.
7801 * object.cc (Sized_relobj::setup): Remove target parameter.
7803 (Input_objects::add_object): Don't do anything with the target.
7804 (make_elf_sized_object): Add punconfigured parameter. Change all
7805 callers. Set or test parameter target.
7806 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7808 * parameters.cc (Parameters::set_target): Change parameter type to
7810 (Parameters::default_target): Remove.
7811 (set_parameters_target): Change parameter type to be non-const.
7812 (parameters_force_valid_target): New function.
7813 (parameters_clear_target): New function.
7814 * parameters.h (class Parameters): Update declarations. Remove
7815 default_target method. Add sized_target and clear_target
7816 methods. Change target_ to be non-const.
7817 (set_parameters_target): Update declaration.
7818 (parameters_force_valid_target): Declare.
7819 (parameters_clear_target): Declare.
7820 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7821 as NULL if we aren't searching.
7822 (Add_symbols::run): Don't check for compatible target.
7823 * fileread.cc (Input_file::open_binary): Call
7824 parameters_force_valid_target.
7825 * gold.cc (queue_middle_tasks): Likewise.
7826 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7827 set_target on object.
7828 * dynobj.h (class Sized_dynobj): Update declarations.
7829 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7830 make_elf_object returns NULL.
7831 (Archive::include_member): Don't check whether object target is
7833 * output.cc (Output_section::add_input_section): Get target from
7835 (Output_section::relax_input_section): Likewise.
7836 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7838 (Sized_relobj::do_scan_relocs): Likewise.
7839 (Sized_relobj::relocate_sections): Likewise.
7840 * resolve.cc (Symbol_table::resolve): Likewise.
7841 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7842 parameter. Change all callers.
7843 (Symbol_table::add_from_object): Get target from parameters.
7844 (Symbol_table::add_from_relobj): Don't check object target.
7845 (Symbol_table::add_from_dynobj): Likewise.
7846 (Symbol_table::define_special_symbol): Get target from
7848 * symtab.h (class Symbol_table): Update declaration.
7849 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7850 parameter. Change all callers. Clear parameter target.
7851 (Binary_test): Test target here.
7852 * testsuite/object_unittest.cc (gold_testsuite): Remove
7853 target_test_pointer parameter. Change all callers.
7854 (Object_test): Test target here.
7856 2009-09-26 Ian Lance Taylor <iant@google.com>
7858 * testsuite/initpri1.c: Don't try to use constructor priorities if
7859 compiling with gcc before 4.3.
7861 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7863 * testsuite/retain_symbols_file_test.sh (check_present): Change
7864 output file name to retain_symbols_file_test.stdout.
7865 (check_absent): Likewise.
7867 2009-09-18 Craig Silverstein <csilvers@google.com>
7869 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7870 * options.cc: Include <cerrno> and <fstream>.
7871 (General_options::finalize): Parse -retain-symbols-file tag.
7872 * options.h: New flag.
7873 (General_options): New method should_retain_symbol, new
7874 variable symbols_to_retain.
7875 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7876 should_retain_symbol map.
7877 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7878 * testsuite/Makefile.in: Regenerate.
7879 * testsuite/retain_symbols_file_test.sh: New file.
7881 2009-09-18 Nick Clifton <nickc@redhat.com>
7883 * po/es.po: Updated Spanish translation.
7885 2009-09-17 Doug Kwan <dougkwan@google.com>
7887 * debug.h (DEBUG_RELAXATION): New constant.
7888 (DEBUG_ALL): Add DEBUG_RELAXATION.
7889 (debug_string_to_enum): Add relaxation debug option.
7891 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7892 Layout::Relaxation_debug_check::read_sections,
7893 Layout::Relaxation_debug_check::read_sections): New method definitions.
7894 (Layout::Layout): Initialize data members
7895 record_output_section_data_from_scrips_,
7896 script_output_section_data_list_ and relaxation_debug_check_.
7897 (Layout::save_segments, Layout::restore_segments,
7898 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7899 Layout::relaxation_loop_body): New method definitions.
7900 (Layout::finalize): Support relaxation. Move section layout code to
7901 Layout::relaxation_loop_body.
7902 (Layout::set_asection_address_from_script): Move code for orphan
7903 section placement out.
7904 (Layout::place_orphan_sections_in_script): New method definition.
7905 * layout.h (Output_segment_headers, Output_file_header):
7906 New forward class declarations.
7907 (Layout::~Layout): Define.
7908 (Layout::new_output_section_data_from_script): New method definition.
7909 (Layout::place_orphan_sections_in_script): New method declaration.
7910 (Layout::Segment_states): New type declaration.
7911 (Layout::save_segments, Layout::restore_segments,
7912 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7913 Layout::relaxation_loop_body): New method declarations.
7914 (Layout::Output_section_data_list): New type declaration.
7915 (Layout::Relaxation_debug_check): New class definition.
7916 (Layout::record_output_section_data_from_script_,
7917 Layout::script_output_section_data_list_, Layout::segment_states_,
7918 Layout::relaxation_debug_check_): New data members.
7919 * output.cc: (Output_section_headers::do_size): New method definition.
7920 (Output_section_headers::Output_section_headers): Move size
7921 computation to Output_section_headers::do_size.
7922 (Output_segment_headers::do_size): New method definition.
7923 (Output_file_header::Output_file_header): Move size computation to
7924 Output_file_header::do_size and call it.
7925 (Output_file_header::do_size): New method definition.
7926 (Output_data_group::Output_data_group): Adjust call to
7927 Output_section_data.
7928 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7929 (Output_symtab_xindex::do_write): Add array bound check.
7930 (Output_section::Input_section::print_to_mapfile): Handle
7931 RELAXED_INPUT_SECTION_CODE.
7932 (Output_section::Output_section): Initialize data member checkpoint_.
7933 (Output_section::~Output_section): Delete checkpoint object pointed
7935 (Output_section::add_input_section): Always add an Input_section if
7937 (Output_section::add_merge_input_section): Add assert.
7938 (Output_section::relax_input_section): New method definition.
7939 (Output_section::set_final_data_size): Set load address to zero for
7940 an unallocated section.
7941 (Output_section::do_address_and_file_offset_have_reset_values):
7942 New method definition.
7943 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7944 Handle relaxed input section.
7945 (Output_section::sort_attached_input_sections): Checkpoint input
7946 section list lazily.
7947 (Output_section::get_input_sections): Change type of input_sections to
7948 list of Simple_input_section pointers. Checkpoint input section list
7949 lazily. Also handle relaxed input sections.
7950 (Output_section::add_input_section_for_script): Take a reference to
7951 a Simple_input_section object instead of Relobj pointer and section
7952 index as parameter. Handle relaxed input sections.
7953 (Output_section::save_states, Output_section::restore_states): New
7955 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7956 (Output_data::is_data_size_fixed): New method definition.
7957 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7959 (Output_data::address_and_file_offset_have_reset_values): New method
7961 (Output_data::do_address_and_file_offset_have_reset_values): New method
7963 (Output_data::set_data_size): Check that data size is not fixed.
7964 (Output_data::fix_data_size): New method definition.
7965 (Output_data::is_data_size_fixed_): New data member.
7966 (Output_section_headers::set_final_data_size): New method definition.
7967 (Output_section_headers::do_size): New method declaration.
7968 (Output_segment_headers::set_final_data_size): New method definition.
7969 (Output_segment_headers::do_size): New method declaration.
7970 (Output_file_header::set_final_data_size)::New method definition.
7971 (Output_file_header::do_size)::New method declaration.
7972 (Output_section_data::Output_section_data): Add new parameter
7973 is_data_size_fixed and use it to fix data size.
7974 (Output_data_const::Output_data_const): Adjust call to base class
7975 constructor and fix data size.
7976 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7977 base class constructor and fix data size.
7978 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7979 base class constructor and fix data size.
7980 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7981 class constructor and fix data size.
7982 (Output_data_group::set_final_data_size): New method definition.
7983 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7984 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7985 class constructor and fix data size.
7986 (Output_relaxed_input_section): New class definition.
7987 (Output_section::Simple_input_section): New class definition.
7988 (Output_section::get_input_sections): Adjust parameter list.
7989 (Output_section::add_input_section_for_script): Same.
7990 (Output_section::save_states, Output_section::restore_states,
7991 Output_section::do_address_and_file_offset_have_reset_values,
7992 (Output_section::Input_section::Input_section): Handle
7993 RELAXED_INPUT_SECTION_CODE. Add new overload for
7994 Output_relaxed_input_section.
7995 (Output_section::Input_section::is_input_section,
7996 Output_section::Input_section::set_output_section): Handle relaxed
7998 (Output_section::Input_section::is_relaxed_input_section,
7999 Output_section::Input_section::output_section_data,
8000 Output_section::Input_section::relaxed_input_section): New method
8002 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8004 (Output_section::Input_section::u1_): Update comments.
8005 (Output_section::Input_section::u2_): Add new union member poris.
8006 (Output_section::Checkpoint_output_section): New classs definition.
8007 (Output_section::relax_input_section): New method declaration.
8008 (Output_section::checkpoint_): New data member.
8009 (Output_segment): Update comments.
8010 (Output_segment::Output_segment): Un-privatize copy constructor.
8011 (Output_segment::operator=): Un-privatize.
8012 * script-sections.cc (Output_section_element::Input_section_list):
8013 Change element type to Output_section::Simple_input_section.
8014 (Output_section_element_dot_assignment::set_section_addresses):
8015 Register output section data for relaxation clean up.
8016 (Output_data_exression::Output_data_expression): Adjust call to base
8017 constructor to fix data size.
8018 (Output_section_element_data::set_section_addresses): Register
8019 Output_data_expression object for relaxation clean up.
8020 (struct Input_section_info): Replace Relobj pointer and section index
8021 pair with Output_section::Simple_input_section and Convert struct to a
8023 (Input_section_sorter::operator()): Adjust access to
8024 Input_section_info data member to use accessors.
8025 (Output_section_element_input::set_section_addresses): Use layout
8026 parameter. Adjust code to use Output_section::Simple_input_section
8027 and Input_secction_info classes. Register filler for relaxation
8029 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8030 and section index pair with Output_section::Simple_input_section
8031 class. Adjust code accordingly.
8032 (Phdrs_element::release_segment): New method definition.
8033 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8035 (Script_sections::release_segments): New method definition.
8036 * gold/script-sections.h (Script_sections::release_segments): New
8038 * gold/target.h (Target::may_relax, Target::relax,
8039 Target::do_may_relax, Target::do_relax): New method definitions.
8041 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8043 * arm.cc (has_signed_unsigned_overflow): New function.
8044 (Arm_relocate_functions::abs8): New function.
8045 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8046 (Target_arm::Scan::global): Likewise.
8047 (Target_arm::relocate::relocate): Likewise.
8048 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8051 2009-09-16 Cary Coutant <ccoutant@google.com>
8053 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8054 * testsuite/Makefile.in: Regenerate.
8056 2009-09-11 Nick Clifton <nickc@redhat.com>
8058 * po/gold.pot: Updated by the Translation project.
8060 2009-09-08 Cary Coutant <ccoutant@google.com>
8062 * output.cc (Output_file::open): Add execute permission to empty file.
8063 * testsuite/Makefile.am (permission_test): New test.
8064 * testsuite/Makefile.in: Regenerate.
8066 2009-09-02 Ian Lance Taylor <iant@google.com>
8068 * output.cc (Output_file::resize): Call map_no_anonymous rather
8071 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8073 * gold.cc: Include "incremental.h".
8074 (queue_initial_tasks): Call Incremental_checker methods.
8075 * incremental.cc: Include "output.h".
8076 (Incremental_checker::can_incrementally_link_output_file): New
8078 * incremental.h (Incremental_checker): New class.
8080 * output.cc (Output_file::open_for_modification): New method.
8081 (Output_file::map_anonymous): Changed return type to bool. Record
8083 (Output_file::map_no_anonymous): New method, broken out of map.
8084 (Output_file::map): Use map_no_anonymous and map_anonymous.
8085 * output.h (class Output_file): Update declarations.
8087 2009-08-24 Cary Coutant <ccoutant@google.com>
8089 * options.h (Command_line::Pre_options): New class.
8090 (Command_line::pre_options): New member.
8091 * options.cc (gold::options::ready_to_register): New variable.
8092 (One_option::register_option): Do nothing if not registering options.
8093 Assert if same short option registered twice.
8094 (General_options::General_options): Turn off option registration when
8096 (Command_line::Pre_options::Pre_options): New constructor.
8098 2009-08-24 Cary Coutant <ccoutant@google.com>
8100 * options.h (General_options::no_keep_memory): Remove incorrect
8103 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8105 * Makefile.am (am__skiplex, am__skipyacc): New.
8106 * Makefile.in: Regenerate.
8108 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8110 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8111 (INCLUDES): ... this.
8112 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8113 (AM_CPPFLAGS): Renamed from ...
8114 (INCLUDE): ... this.
8115 * Makefile.in, testsuite/Makefile.in: Regenerate.
8117 * Makefile.in: Regenerate.
8118 * aclocal.m4: Likewise.
8119 * config.in: Likewise.
8120 * configure: Likewise.
8121 * testsuite/Makefile.in: Likewise.
8123 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8124 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8125 * Makefile.in: Regenerate.
8126 * testsuite/Makefile.in: Regenerate.
8128 2009-08-19 Cary Coutant <ccoutant@google.com>
8130 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8131 symbols in shared libraries overridden by hidden or internal symbols
8132 in the main program.
8134 2009-08-19 Chris Demetriou <cgd@google.com>
8136 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8137 checking source file names in error messages.
8139 2009-08-18 Doug Kwan <dougkwan@google.com>
8141 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8142 an elcpp::Ehdr as parameter. Adjust call to set_target.
8143 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8144 an elfcpp::Ehdr as parameter.
8145 * object.cc (Object::set_target): Remove the version that looks up
8146 a target and sets it.
8147 (Sized_relobj::setup): Take a Target object instead of
8148 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8149 (make_elf_sized_object): Find target and ask target to
8151 * object.h: (Object::set_target): Remove the version that looks up
8152 a target and sets it.
8153 (Sized_relobj::setup): Take a Target object instead of
8154 an elfcpp:Ehdr as parameter.
8155 * target.cc: Include dynobj.h.
8156 (Target::do_make_elf_object_implementation): New.
8157 (Target::do_make_elf_object): New.
8158 * target.h (Target::make_elf_object): New template declaration.
8159 (Target::do_make_elf_object): New method declarations.
8160 (Target::do_make_elf_object_implementation): New template declaration.
8162 2009-08-14 Ian Lance Taylor <iant@google.com>
8164 * gold.h (FUNCTION_NAME): Define.
8165 (gold_unreachable): Use FUNCTION_NAME.
8167 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8169 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8170 symbol in the --keep-unique list is not found.
8172 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8174 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8175 been maked as --keep-unique.
8176 (Icf::unfold_section): New function.
8177 * icf.h (Icf::unfold_section): New function.
8178 * options.h (General_options::keep_unique): New option.
8179 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8180 * testsuite/Makefile.in: Regenerate.
8181 * testsuite/icf_keep_unique_test.sh: New file.
8182 * testsuite/icf_keep_unique_test.cc: New file.
8184 2009-08-12 Cary Coutant <ccoutant@google.com>
8187 * resolve.cc (Symbol_table::resolve): Check for references from
8188 dynamic objects to hidden and internal symbols.
8189 * testsuite/Makefile.am (hidden_test.sh): New test.
8190 * testsuite/Makefile.in: Regenerate.
8191 * testsuite/hidden_test.sh: New script.
8192 * testsuite/hidden_test_1.c: New test source.
8193 * testsuite/hidden_test_main.c: New test source.
8195 2009-08-11 Doug Kwan <dougkwan@google.com>
8197 * arm.cc: Update comments.
8198 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8199 segment to locate the .ARM.exidx section if present.
8201 2009-08-09 Doug Kwan <dougkwan@google.com>
8203 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8206 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8207 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8210 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8212 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8213 valid tls_segment only for non-debug-section relocations.
8214 * testsuite/Makefile.am: Add gc_tls_test.
8215 * testsuite/Makefile.in: Regenerate.
8216 * testsuite/gc_tls_test.cc: New file.
8217 * testsuite/gc_tls_test.sh: New file.
8219 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8223 * Makefile.am (CCFILES): Add icf.cc.
8225 * Makefile.in: Regenerate.
8226 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8227 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8228 section, symbol and addend information for the relocs.
8229 * gold.cc (queue_middle_tasks): Call identical code folding.
8230 * gold.h: Add defines for multimap.
8231 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8232 to the call of finalize_local_symbols.
8233 * main.cc (main): Create object of class Icf.
8234 * object.cc (Sized_relobj::do_layout): Allow this function to be
8235 called twice during icf.
8236 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8237 to sections marked as identical by icf.
8238 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8240 (Sized_relobj::do_section_entsize): New function.
8241 * object.h (Object::section_entsize): New function.
8242 (Object::do_section_entsize): New pure virtual function.
8243 (Relobj::finalize_local_symbols): Add new parameter.
8244 (Relobj::do_section_entsize): New function.
8245 * options.h (General_options::icf): New option.
8246 (General_options::icf_iterations): New option.
8247 (General_options::print_icf_sections): New option.
8248 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8249 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8250 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8252 * symtab.cc (Symbol_table::is_section_folded): New function.
8253 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8254 to sections marked as identical by icf.
8255 * symtab.h (Symbol_table::set_icf): New function.
8256 (Symbol_table::icf): New function.
8257 (Symbol_table::is_section_folded): New function.
8258 (Symbol_table::icf_): New data member.
8259 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8260 * testsuite/Makefile.am: Add commands to build icf_test.
8261 * testsuite/Makefile.in: Regenerate.
8262 * testsuite/icf_test.sh: New file.
8263 * testsuite/icf_test.cc: New file.
8265 2009-07-24 Chris Demetriou <cgd@google.com>
8267 * layout.cc (is_compressible_debug_section): Fix incorrect
8268 comment about compressed section names.
8270 2009-07-20 Ian Lance Taylor <ian@airs.com>
8273 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8275 2009-07-16 Ian Lance Taylor <iant@google.com>
8278 * layout.h: #include <map>.
8279 (class Kept_section): Change from struct to class. Add accessors
8280 and setters. Add section size to Comdat_group mapping. Change
8281 Comdat_group to std::map. Add is_comdat_ field. Add
8282 linkonce_size field in union.
8283 (class Layout): Update declaration of find_or_add_kept_section.
8284 Don't declare find_kept_object.
8285 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8286 parameter. Add object, shndx, is_comdat, and is_group_name
8287 parameters. Change all callers. Adjust for new Kept_section.
8288 (Layout::find_kept_object): Remove.
8289 * object.cc (Sized_relobj::include_section_group): Update use of
8290 Kept_section. Rename secnum to shndx. Only record
8291 Kept_comdat_section if sections are the same size.
8292 (Sized_relobj::include_linkonce_section): Update use of
8293 Kept_section. Only record Kept_comdat_section if sections are the
8294 same size. Set size of linkonce section.
8295 (Sized_relobj::map_to_kept_section): Update call to
8296 get_kept_comdat_section.
8297 * object.h (class Sized_relobj): Rename fields in
8298 Kept_comdat_section to drop trailing underscores; change object
8299 field to Relobj*. Change Kept_comdat_section_table to store
8300 struct rather than pointer.
8301 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8302 Add kept_object and kept_shndx parameters. Change all callers.
8303 (Sized_relobj::get_kept_comdat_section): Change return type to
8304 bool. Add kept_object and kept_shndx parameters. Change all
8306 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8307 Layout::find_or_add_kept_section.
8309 2009-07-09 Ian Lance Taylor <iant@google.com>
8311 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8312 Reserve space in the hash table.
8314 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8316 * fileread.cc (File_read::get_mtime): New method.
8317 * fileread.h (Timespec): New structure.
8318 (File_read::get_mtime): New method.
8319 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8320 Renamed from timestamp_nsec.
8321 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8323 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8325 (Incremental_inputs::report_archive): Save mtime; style fix.
8326 (Incremental_inputs::report_obejct): Save mtime; style fix.
8327 (Incremental_inputs::report_script): Save mtime; style fix.
8328 (Incremental_inputs::finalize_inputs): Style fix.
8329 (Incremental_inputs::finalize): Style fix.
8330 (Incremental_inputs::create_input_section_data): Store inputs
8332 * incremental.h (Incremental_inputs::report_script): Add mtime
8334 (Incremental_inputs::Input_info::Input_info): Intialize only one
8336 (Incremental_inputs::Input_info::archive): Move to nameless
8338 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8339 (Incremental_inputs::Input_info::script): Move to nameless union.
8340 (Incremental_inputs::mtime): New field.
8341 * script.cc (read_input_script): Pass file mtime to
8343 * script.h (Script_info::inputs): Style fix.
8345 2009-07-01 Ian Lance Taylor <ian@airs.com>
8347 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8350 2009-06-24 Ian Lance Taylor <iant@google.com>
8353 * layout.cc (Layout::choose_output_section): If we find an
8354 existing section, update the flags.
8355 (Layout::create_notes): New function, broken out of
8357 (Layout::finalize): Don't create note sections.
8358 (Layout::create_note): Don't crash if linker script discards
8360 (Layout::create_gold_note): Likewise.
8361 (Layout::create_build_id): Likewise. Don't set
8362 after_input_sections on the section.
8363 (Layout::create_executable_stack_info): Remove target parameter.
8365 * layout.h (class Layout): Declare create_notes. Update
8366 declaration of create_executable_stack_info.
8367 * gold.cc (queue_middle_tasks): Call create_notes.
8368 * output.cc (Output_section::update_flags_for_input_section): Move
8369 here from output.h. If SHF_ALLOC flag is newly set, mark address
8371 * output.h (Output_data::mark_address_invalid): New function.
8372 (class Output_section): Only declare, not define,
8373 update_flags_for_input_section. Remove set_flags.
8375 2009-06-24 Ian Lance Taylor <iant@google.com>
8377 * script-sections.cc (Output_section_definition::
8378 set_section_addresses): Rename shadowing local load_address to
8381 2009-06-24 Ian Lance Taylor <iant@google.com>
8384 * reloc.cc (relocate_sections): Skip empty relocation sections.
8386 2009-06-23 Ian Lance Taylor <iant@google.com>
8389 * layout.cc (Layout::create_note): Use choose_output_section
8390 rather than make_output_section.
8392 2009-06-23 Ian Lance Taylor <iant@google.com>
8395 * options.cc (General_options::parse_V): Set printed_version_.
8396 (General_options::General_options): Initialize printed_version_.
8397 * options.h (class General_options): Add printed_version_ field.
8398 * gold.cc (queue_initial_tasks): If there are no input files,
8399 don't give a fatal error if we printed the version information.
8400 (queue_middle_tasks): If using -r with a shared object, give a
8401 fatal error rather than an ordinary error.
8403 2009-06-23 Ian Lance Taylor <iant@google.com>
8406 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8407 (Layout::make_output_section): Set have_stabstr_section_ if we see
8408 a .stab*str section.
8409 (Layout::finalize): Call link_stabs_sections.
8410 (Layout::link_stabs_sections): New file.
8411 * layout.h (class Layout): Add have_stabstr_section_ field.
8412 Declare link_stabs_sections.
8414 2009-06-23 Doug Kwan <dougkwan@google.com>
8416 * Makefile.am (libgold_a_LIBADD): New.
8417 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8418 * Makefile.in: Regenerate.
8419 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8420 * configure: Regenerate.
8421 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8422 * fileread.cc: Include sys/state.h
8423 * gold.h: Declare memmem and strndup if found missing.
8424 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8426 2009-06-23 Ian Lance Taylor <iant@google.com>
8428 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8429 * configure: Rebuild.
8431 2009-06-23 Ian Lance Taylor <iant@google.com>
8434 * object.cc (Object::section_contents): Don't try to get a view if
8435 the section has length zero.
8436 (Object::handle_gnu_warning_section): If the section is empty, use
8437 the name of the section as the warning.
8439 2009-06-23 Ian Lance Taylor <iant@google.com>
8442 * stringpool.h (class Stringpool_template): Add optimize_ field.
8443 (Stringpool_template::set_optimize): New function.
8444 * stringpool.cc (Stringpool_template::Stringpool_template):
8445 Initialize optimize_ field.
8446 (Stringpool_template::set_string_offsets): Test local optimize
8447 fild rather than parameter.
8448 * layout.cc (Layout::Layout): Call set_optimize on the section
8451 2009-06-22 Ian Lance Taylor <iant@google.com>
8454 * yyscript.y: Parse TARGET.
8455 * script.cc (script_set_target): New function.
8456 * script-c.h (script_set_target): Declare.
8457 * options.cc (General_options::string_to_object_format): Rename
8458 from string_to_object_format in anonymous namespace. Change
8460 * options.h (class General_options): Declare
8461 string_to_object_format.
8463 2009-06-22 Ian Lance Taylor <iant@google.com>
8465 * script-sections.cc (Script_sections::create_segments): Don't put
8466 program headers in a PT_LOAD segment if -n or -N.
8468 2009-06-22 Ian Lance Taylor <iant@google.com>
8471 * options.h (class General_options): Add -z lazy and -z now. Sort
8472 -z options into alphabetical order.
8473 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8475 2009-06-21 Ian Lance Taylor <iant@google.com>
8477 * layout.cc (Layout::make_output_section): Call
8478 Target::new_output_section.
8479 (Layout::attach_allocated_section_to_segment): Put large section
8480 sections in a separate load segment with the large segment flag
8482 (Layout::segment_precedes): Sort large data segments after other
8484 (align_file_offset): New static function.
8485 (Layout::set_segment_offsets): Use align_file_offset.
8486 * output.h (class Output_section): Add is_small_section_ and
8487 is_large_section_ fields.
8488 (Output_section::is_small_section): New function.
8489 (Output_section::set_is_small_section): New function.
8490 (Output_section::is_large_section): New function.
8491 (Output_section::set_is_large_section): New function.
8492 (Output_section::is_large_data_section): New function.
8493 (class Output_segment): Add is_large_data_segment_ field.
8494 (Output_segment::is_large_data_segment): New function.
8495 (Output_segment::set_is_large_data_segment): New function.
8496 * output.cc (Output_section::Output_section): Initialize new
8498 (Output_segment::Output_segment): Likewise.
8499 (Output_segment::add_output_section): Add assertion that large
8500 data sections always go in large data segments. Force small data
8501 sections to the end of the list of data sections. Force small BSS
8502 sections to the start of the list of BSS sections. For large BSS
8503 sections to the end of the list of BSS sections.
8504 * symtab.h (class Symbol): Declare is_common_shndx.
8505 (Symbol::is_defined): Check Symbol::is_common_shndx.
8506 (Symbol::is_common): Likewise.
8507 (class Symbol_table): Define enum Commons_section_type. Update
8508 declarations. Add small_commons_ and large_commons_ fields.
8509 * symtab.cc (Symbol::is_common_shndx): New function.
8510 (Symbol_table::Symbol_table): Initialize new fields.
8511 (Symbol_table::add_from_object): Put small and large common
8512 symbols in the right list.
8513 (Symbol_table::sized_finalized_symbol): Check
8514 Symbol::is_common_shndx.
8515 (Symbol_table::sized_write_globals): Likewise.
8516 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8517 common symbol lists. Don't call do_allocate_commons_list if the
8519 (Symbol_table::do_allocate_commons_list): Remove is_tls
8520 parameter. Add comons_section_type parameter. Change all
8521 callers. Handle small and large common symbols.
8522 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8523 Symbol::is_common_shndx.
8524 * resolve.cc (symbol_to_bits): Likewise.
8525 * target.h (Target::small_common_shndx): New function.
8526 (Target::small_common_section_flags): New function.
8527 (Target::large_common_shndx): New function.
8528 (Target::large_common_section_flags): New function.
8529 (Target::new_output_section): New function.
8530 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8531 small_common_section_flags, and large_common_section_flags
8533 (Target::do_new_output_section): New virtual function.
8534 * arm.cc (Target_arm::arm_info): Initialize new fields.
8535 * i386.cc (Target_i386::i386_info): Likewise.
8536 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8538 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8539 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8540 (Target_x86_64::do_new_output_section): New function.
8541 * configure.ac: Define conditional MCMODEL_MEDIUM.
8542 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8543 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8544 (large_LDFLAGS): Define.
8545 * testsuite/large.c: New file.
8546 * testsuite/testfile.cc (Target_test::test_target_info):
8547 Initialize new fields.
8548 * configure, testsuite/Makefile.in: Rebuild.
8550 2009-06-05 Doug Kwan <dougkwan@google.com>
8552 * Makefile.am (CCFILES): Add target.cc.
8553 * Makefile.in: Regenerate.
8554 * i386.cc (class Target_i386): Define new virtual method to
8555 override do_is_local_label_name in parent.
8556 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8557 local symbols if --discard-locals or -X is given.
8558 * options.h (class General_options): Declare new options
8559 '--discard-locals' and '-X' for discarding locals.
8560 * target.h (class Target): Define new methods is_local_label_name.
8561 Declare new virtual method do_is_local_label_name.
8562 * target.cc: New file.
8563 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8564 (check_SCRIPTS): Add discard_locals_test.sh.
8565 (check_DATA): Add discard_local_tests.syms.
8566 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8567 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8568 * testsuite/Makefile.in: Regenerate.
8569 * testsuite/discard_locals_test.c: New file.
8570 * testsuite/discard_locals_test.sh: Same.
8572 2009-06-05 Doug Kwan <dougkwan@google.com>
8574 * object.cc (Sized_relobj::Sized_relobj): Initialize
8575 discarded_eh_frame_shndx_ to -1U.
8576 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8578 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8579 a discarded .eh_frame section.
8580 (Sized_relobj::do_finalize_local_symbols): Ditto.
8581 * object.h (class Sized_relobj): Declare new member
8582 discarded_eh_frame_shndx_.
8583 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8584 (local_labels_test.o, local_labels_test): New rules.
8585 * testsuite/Makefile.in: Regenerate.
8587 2009-06-04 Doug Kwan <dougkwan@google.com>
8589 * layout.cc (Layout::section_name_mapping): Add mapping for
8590 special ARM sections.
8592 2009-06-03 Doug Kwan <dougkwan@google.com>
8594 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8595 (utils::has_overflow): Same.
8597 2009-06-03 Ian Lance Taylor <iant@google.com>
8599 * layout.cc (Layout::section_name_mapping): New array, replacing
8600 Layout::linkonce_mapping.
8601 (Layout::section_name_mapping_count): New variable, replacing
8602 Layout::linkonce_mapping_count.
8603 (Layout::linkonce_output_name): Remove.
8604 (Layout::output_section_name): Rewrite.
8605 * layout.h (class Layout): Rename Linkonce_mapping to
8606 Section_name_mapping, linkonce_mapping to section_name_mapping,
8607 linkonce_mapping_count to section_name_mapping_count. Don't
8608 declare linkonce_output_name.
8610 2009-06-03 Doug Kwan <dougkwan@google.com>
8612 * gold/arm.cc (namespace utils): New.
8613 (Target_arm::reloc_is_non_pic): Define new method.
8614 (class Arm_relocate_functions): New.
8615 (Target_arm::Relocate::relocate): Handle relocation types used by
8618 2009-06-03 Ian Lance Taylor <iant@google.com>
8620 * arm.cc (Target_arm::scan::global): Use || instead of |.
8622 2009-06-02 Doug Kwan <dougkwan@google.com>
8624 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8625 issued_non_pic_error_.
8626 (class Target_arm::Scan): Declare new method check_non_pic.
8627 Define new method symbol_needs_plt_entry.
8628 Declare new data member issued_non_pic_error_.
8629 (class Target_arm::Relocate): Declare new method
8630 should_apply_static_reloc.
8631 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8632 (Target_arm::Scan::check_non_pic): Define new method.
8633 (Target_arm::Scan::local): Handle a small subset of reloc types used
8635 (Target_arm::Scan::local): Same.
8636 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8638 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8640 * incremental.cc (Incremental_inputs::report_command_line): Filter
8641 out --incremental-* options.
8643 2009-05-29 Doug Kwan <dougkwan@google.com>
8645 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8647 (class Target_arm): Update comment.
8648 (Target_arm::Target_arm): Initialize new data members GOT_,
8649 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8650 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8651 and Target_arm::rel_dyn_section.
8652 Declare new_enum Target_arm::Got_type.
8653 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8655 Update commments for member do_dynsym_value.
8656 (Target_arm::got_size, Target_arm::plt_section,
8657 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8658 new methods inside class defintion.
8659 (Target_arm::got_section): Define new method.
8660 (Target_arm::rel_dyn_section): Same.
8661 (Output_data_plt_arm): New template class.
8662 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8663 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8664 (Output_data_plt_arm::add_entry): Same.
8665 (Output_data_plt_arm::first_plt_entry): Define new
8666 static data member for PLT instruction template.
8667 (Output_data_plt_arm::plt_entry): Same.
8668 (Output_data_plt_arm::do_write): Define new method.
8669 (Target_arm::make_plt_entry): Same.
8670 (Target_arm::do_finalize_sections): Same.
8671 (Target_arm::do_dynsym_value): Same.
8673 2009-05-28 Doug Kwan <dougkwan@google.com>
8675 * Makefile.am (TARGETSOURCES): Add arm.cc.
8676 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8677 * Makefile.in: Regenerate.
8679 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8681 2009-05-26 Doug Kwan <dougkwan@google.com>
8683 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8684 (General_options::check_excluded_libs): Strip off directories in
8685 archive name before matching like GNU ld does.
8686 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8687 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8688 (exclude_libs_test_LDFLAGS): Add linker option
8689 -Wl,--exclude-libs,libexclude_libs_test_3
8690 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8691 an explicit archive without using -l.
8692 (alt/libexclude_libs_test_3.a): New make rule.
8693 * testsuite/Makefile.in: Regenerate.
8694 * testsuite/exclude_libs_test.c : Declare lib3_default().
8696 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8697 * exclude_libs_test_3.c: New file.
8699 2009-05-26 Nick Clifton <nickc@redhat.com>
8701 * po/id.po: New Indonesian translation.
8702 * po/gold.pot: Updated template file.
8704 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8706 * testsuite/Makefile.am: Add -ffunction-sections to compile
8707 gc_comdat_test files. Add -Wl,--gc-sections to build
8709 * testsuite/Makefile.in: Regenerate.
8710 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8712 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8714 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8715 kept comdat section was garbage collected.
8716 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8717 * testsuite/Makefile.in: Regenerate.
8718 * testsuite/gc_comdat_test.sh: New file.
8719 * testsuite/gc_comdat_test_1.cc: New file.
8720 * testsuite/gc_comdat_test_2.cc: New file.
8722 2009-05-19 Doug Kwan <dougkwan@google.com>
8724 * archive.cc (Archive::Archive): Move constructor from archive.h
8725 to here. Initialize no_export_.
8726 (Archive::get_elf_object_for_member): Set no_export flag of object.
8727 * archive.h (Archive::Archive): Move constructor body to
8729 (Archive::no_export): New method.
8730 (Archive::no_export_): New field.
8731 * object.h (Object::Object): Initialize no_export_ to false.
8732 (Object::no_export, Object::set_no_export): New methods.
8733 (Object::no_export_): New field.
8734 * options.cc (General_options::parse_exclude_libs): New method.
8735 (General_options::check_excluded_libs) Same.
8736 * options.h (exclude_libs): New option.
8737 (General_options::check_excluded_libs): New method declaration.
8738 (General_options::excluded_libs_): New field.
8739 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8740 default or protected visibility if an object has no-export flag set.
8741 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8742 (check_SCRIPTS): Add exclude_libs_test.sh.
8743 (check_DATA): Add exclude_libs_test.syms.
8744 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8745 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8746 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8747 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8748 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8749 libexclude_libs_test_2.a): New rules.
8750 * testsuite/Makefile.in: Regenerate.
8751 * testsuite/exclude_libs_test.c: New file.
8752 * testsuite/exclude_libs_test.sh: Ditto.
8753 * testsuite/exclude_libs_test_1.c: Ditto.
8754 * testsuite/exclude_libs_test_2.c: Ditto.
8756 2009-05-15 Ian Lance Taylor <iant@google.com>
8758 * configure.ac: Check for declarations for cases where libiberty.h
8759 checks HAVE_DECL_xxx.
8760 * configure, config.in: Rebuild.
8762 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8764 * gold.h (Incremental_argument_list): Remove (invalid) forward
8766 * incremental.cc (Incremental_inputs::report_achive): New method.
8767 (Incremental_inputs::report_object): New method.
8768 (Incremental_inputs::report_script): New method.
8769 (Incremental_inputs::finalize_inputs): New method.
8770 (Incremental_inputs::finalize): Call finalize_inputs().
8771 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8772 Create inputs entries.
8773 * incremental.h (Incremental_input_type): New enum.
8774 (Incremental_inputs::Incremental_input): Initialize new fields.
8775 (Incremental_inputs::report_inputs): New method.
8776 (Incremental_inputs::report_achive): New method.
8777 (Incremental_inputs::report_object): New method.
8778 (Incremental_inputs::report_script): New method.
8779 (Incremental_inputs::finalize_inputs): New method.
8780 (Incremental_inputs::Input_info): New struct.
8781 (Incremental_inputs::Input_info_map): New typedef.
8782 (Incremental_inputs::lock_): New field.
8783 (Incremental_inputs::Inputs_): New field.
8784 (Incremental_inputs::Inputs_map): New field.
8785 * main.cc (main): Call Incremental_input::report_inputs.
8786 * options.h (Input_argument_list): Typedef moved from
8788 (Input_file_group::Files): Remove, use ::Input_argument_list.
8789 (Input_file_group::Input_argument_list): Remove, use
8790 ::Input_argument_list.
8791 * plugin.cc (Plugin_manager::add_input_file): Add error in
8793 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8795 * script.cc (read_input_script): Call
8796 Incremental_input::report_script.
8797 * script.h (Script_info): New class.
8799 2009-04-27 Ian Lance Taylor <iant@google.com>
8801 * x86_64.cc (do_adjust_output_section): Set entsize to
8804 2009-04-23 Elliott Hughes <enh@google.com>
8806 * output.cc (Output_file::close): After short writes, continue
8807 writing from the correct offset in the buffer being written.
8809 2009-04-23 Chris Demetriou <cgd@google.com>
8811 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8812 * configure: Regenerate.
8813 * config.in: Regenerate.
8814 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8815 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8817 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8819 * incremental.cc (Incremental_inputs_header_data): Renamed from
8820 Incremental_input_header_data.
8821 (Incremental_inputs_header_data::data_size): New field.
8822 (Incremental_inputs_header_data::put_input_file_count): Renamed
8823 from input_file_count.
8824 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8825 from command_line_offset.
8826 (Incremental_inputs_header_data::put_reserved): Renamed from
8828 (Incremental_inputs_entry_data): Renamed from
8829 Incremental_input_entry_data.
8830 (Incremental_inputs_entry_data::data_size): New field.
8831 (Incremental_inputs::report_command_line): New method.
8832 (Incremental_inputs::finalize): New method.
8833 (Incremental_inputs::create_incremental_inputs_data): New method.
8834 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8835 * incremental.h: New file.
8836 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8837 (Layout::finalize): Create incremental inputs section in
8839 (Layout::create_incremental_info_sections): New method.
8840 * layout.h (Layout::incremental_inputs): New method.
8841 (Layout::create_incremental_info_sections): New method.
8842 (Layout::incremental_inputs_): New field.
8843 * main.cc (main): Notify Incremental_input of the command line.
8845 2009-04-01 Ian Lance Taylor <iant@google.com>
8846 Mikolaj Zalewski <mikolajz@google.com>
8848 * gold.h (reserve_unordered_map): Define, three versions, one for
8849 each version of Unordered_map.
8850 * layout.cc (Layout::Layout): Remove options parameter. Add
8851 number_of_input_files parameter. Don't initialize options_.
8852 Initialize number_of_input_files_ and resized_signatures_. Move
8853 sections_are_attached_.
8854 (Layout::layout_group): Reserve space for group_signatures_.
8855 (Layout::find_or_add_kept_section): Change name parameter to be a
8856 reference. Resize signatures_ map when it gets large enough.
8857 (Layout::layout_eh_frame): Use parameters->options() instead of
8859 (Layout::make_output_section): Likewise.
8860 (Layout::attach_allocated_section_to_segment): Likewise.
8861 (Layout::finalize, Layout::create_executable_stack): Likewise.
8862 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8863 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8864 * layout.h (class Layout): Update declarations. Remove options_
8865 field. Add number_of_input_files_ and resized_signatures_
8866 fields. Move sections_are_attached_ field.
8867 * main.cc (main): Pass number of input files to Layout
8868 constructor. Don't pass options.
8870 2009-03-30 Ian Lance Taylor <iant@google.com>
8872 * ffsll.c (ffsll): Correct implementation.
8874 2009-03-27 Ian Lance Taylor <iant@google.com>
8876 * ffsll.c: New file.
8877 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8878 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8879 * ftruncate.c (ftruncate): Declare before definition.
8880 * mremap.c (mremap): Likewise.
8881 * pread.c (pread): Likewise.
8882 * configure, Makefile.in, config.in: Rebuild.
8884 * mremap.c: New file.
8885 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8886 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8887 (mremap): Declare if HAVE_MREMAP is not defined.
8888 * configure, Makefile.in, config.in: Rebuild.
8890 2009-03-27 Cary Coutant <ccoutant@google.com>
8892 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8893 position independent.
8894 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8895 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8897 2009-03-24 Cary Coutant <ccoutant@google.com>
8899 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8901 (needs_dynamic_reloc): Likewise.
8903 2009-03-24 Ian Lance Taylor <iant@google.com>
8905 * yyscript.y (file_cmd): Recognize EXTERN.
8906 (extern_name_list, extern_name_list_body): New nonterminals.
8907 * script.cc (script_add_extern): Define.
8908 * script-c.h (script_add_extern): Declare.
8910 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8912 * object.cc (is_elf_object): Define.
8913 * object.h (is_elf_object): Declare.
8914 * archive.cc (Archive::get_elf_object_for_member): Call
8916 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8918 2009-03-24 Elliott Hughes <enh@google.com>
8920 * output.cc (Output_file::map_anonymous): Define.
8921 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8922 try an anonymous one. Report the size if the mmap fails.
8923 * output.h (class Output_file): Declare map_anonymous.
8925 2009-03-24 Ian Lance Taylor <iant@google.com>
8927 * target-select.cc (instantiate_target): Don't acquire the lock if
8928 the instantiated_target_ field has already been set.
8930 2009-03-23 Ian Lance Taylor <iant@google.com>
8932 * gold-threads.h (class Initialize_lock): Define.
8933 * gold-threads.cc (class Initialize_lock_once): Define.
8934 (initialize_lock_control): New static variable.
8935 (initialize_lock_pointer): New static variable.
8936 (initialize_lock_once): New static function.
8937 (Initialize_lock::Initialize_lock): Define.
8938 (Initialize_lock::initialize): Define.
8939 * target-select.h: Include "gold-threads.h".
8940 (class Target_selector): Add lock_ and initialize_lock_ fields.
8941 Don't define instantiate_target, just declare it.
8942 * target-select.cc (Target_selector::Target_selector): Initialize
8944 (Target_selector::instantiate_target): Define.
8945 * descriptors.h: Include "gold-threads.h".
8946 (class Descriptors): Add initialize_lock_ field.
8947 * descriptors.cc (Descriptors::Descriptors): Initialize new
8949 (Descriptors::open): Use initialize_lock_ field
8950 * errors.h (class Errors): Add initialize_lock_ field.
8951 * errors.cc (Errors::Errors): Initialize new field.
8952 (Errors::initialize_lock): Use initialize_lock_ field.
8953 * powerpc.cc (class Target_selector_powerpc): Remove
8954 instantiated_target_ field. In do_recognize call
8955 instantiate_target rather than do_instantiate_target. In
8956 do_instantiate_target just allocate a new target.
8957 * sparc.cc (class Target_selector_sparc): Likewise.
8959 * freebsd.h: New file.
8960 * i386.cc: Include "freebsd.h".
8961 (Target_i386): Derive from Target_freebsd rather than
8963 (Target_selector_i386): Derive from Target_selector_freebsd rather
8964 than Target_selector.
8965 * x86_64.cc: Include "freebsd.h".
8966 (Target_x86_64): Derive from Target_freebsd rather than
8968 (Target_selector_x86_64): Derive from Target_selector_freebsd
8969 rather than Target_selector.
8970 * target.h (class Target): Add adjust_elf_header and
8971 do_adjust_elf_header.
8972 * output.cc (Output_file_header:: do_sized_write): Call target
8973 adjust_elf_header routine.
8974 * configure.tgt: Set targ_osabi.
8975 * configure.ac: Define GOLD_DEFAULT_OSABI.
8976 * parameters.cc (Parameters::default_target): Pass
8977 GOLD_DEFAULT_OSABI to select_target.
8978 * target-select.h (class Target_selector): Make instantiate_target
8979 protected rather than private.
8980 * Makefile.am (HFILES): Add freebsd.h.
8981 * configure, Makefile.in, config.in: Rebuild.
8983 * merge.cc (do_add_input_section): Correct pend value. Change
8984 message about last entry not being null terminated from error to
8987 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8989 * incremental.cc: New file.
8990 * Makefile.am (CCFILES): Add incremental.cc.
8991 * Makefile.in: Rebuild.
8993 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8995 * layout.cc (Layout::output_section_name): Preserve names
8996 of '.note.' sections.
8998 2009-03-19 Ian Lance Taylor <iant@google.com>
9000 * descriptors.cc (Descriptors::open): Check that the options are
9001 valid before using them.
9003 2009-03-18 Ian Lance Taylor <iant@google.com>
9005 * script-sections.h: Include <list>.
9006 (class Script_sections): Change Sections_elements from std::vector
9007 to std::list. Typedef public Elements_iterator. Add
9008 orphan_section_placement_, data_segment_align_start_, and
9009 saw_data_segment_align_ fields. Remove data_segment_align_index_
9011 * script-sections.cc (class Orphan_section_placement): New class.
9012 (class Sections_element): Add virtual functions is_relro and
9013 orphan_section_init. Remove virtual function place_orphan_here.
9014 (class Output_section_definition): Add is_relro and
9015 orphan_section_init. Remove place_orphan_here.
9016 (class Orphan_output_section): Likewise.
9017 (Script_sections::Script_sections): Update for field changes.
9018 (Script_sections::data_segment_align): Set saw_data_segment_align_
9019 and data_segment_align_start_, not data_segment_align_index.
9020 (Script_sections::data_segment_relro_end): Check
9021 saw_data_segment_align_. Use data_segment_align_start_ rather
9022 than data_segment_align_index_.
9023 (Script_sections::place_orphan): Rewrite to use
9024 Orphan_section_placement.
9026 2009-03-17 Ian Lance Taylor <iant@google.com>
9028 * archive.cc (Archive::add_symbols): Check for a version attached
9029 to the symbol name in the archive map.
9030 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9031 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9032 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9033 (ver_test_11.a): New target.
9034 * testsuite/Makefile.in: Rebuild.
9036 * configure.ac: Check for chsize and posix_fallocate. Replace
9038 * ftruncate.c: New file, from gnulib.
9039 * output.cc (posix_fallocate): Define dummy version if not
9040 HAVE_POSIX_FALLOCATE.
9041 (Output_file::map): Call posix_fallocate rather than lseek and
9043 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9044 * configure, Makefile.in, config.in: Rebuild.
9046 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9048 * layout.h (Layout::create_note): Add section_name parameter.
9049 * layout.cc (Layout::create_note): Likewise.
9050 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9052 2009-03-17 Ian Lance Taylor <iant@google.com>
9054 * descriptors.cc: Include "options.h".
9055 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9056 (Descriptors::open): Always use O_CLOEXEC when opening a new
9057 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9058 then set FD_CLOEXEC.
9060 * sparc.cc (class Target_sparc): Add has_got_section.
9061 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9062 make sure we have a GOT section.
9064 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9065 (Target_sparc::Scan::local): Likewise.
9066 (Target_sparc::Scan::global): Likewise.
9067 (Target_sparc::Relocate::relocate): Likewise.
9068 (Target_sparc::Relocate::relocate_tls): Likewise.
9070 * symtab.cc (Symbol_table::define_default_version): New function,
9071 broken out of add_from_object.
9072 (Symbol_table::add_from_object): Call define_default_version.
9073 (Symbol_table::define_special_symbol): Add resolve_oldsym
9074 parameter. Change all callers. If the version for a symbol comes
9075 from a version script, resolve it with the symbol with the same
9076 name with no version. Also add the symbol without a version if
9078 (do_define_in_output_data): If resolving with oldsym, don't delete
9080 (do_define_in_output_segment): Likewise.
9081 (do_define_as_constant): Likewise.
9082 * symtab.h (class Symbol_table): Update declarations.
9084 2009-03-13 Ian Lance Taylor <iant@google.com>
9086 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9087 (Read_symbols::requeue): New function.
9088 (Read_symbols::do_read_symbols): If make_elf_object fails because
9089 the target type is not configured, and the file was searched for,
9090 issue a warning and retry with the next directory.
9091 (Add_symbols::run): If the file has an incompatible format, and
9092 it was searched for, requeue the Read_symbols task. On error,
9094 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9095 dirindex parameter to constructor. Change all callers. Declare
9096 incompatible_warning and requeue.
9097 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9098 input_argument_ and input_group_ fields. Add them to
9099 constructor. Change all callers.
9100 (class Read_script): Add dirindex_ field. Add it to constructor.
9102 * archive.cc (Archive::setup): Remove input_objects parameter.
9104 (Archive::get_file_and_offset): Likewise.
9105 (Archive::read_all_symbols): Likewise.
9106 (Archive::read_symbols): Likewise.
9107 (Archive::get_elf_object_for_member): Remove input_objects
9108 parameter. Add punconfigured parameter. Change all callers.
9109 (Archive::add_symbols): Change return type to bool. Check return
9110 value of include_member.
9111 (Archive::include_all_members): Likewise.
9112 (Archive::include_member): Change return type to bool. Return
9113 false if first included object has incompatible target. Set
9114 included_member_ field.
9115 (Add_archive_symbols::run): If add_symbols returns false, requeue
9117 * archive.h (class Archive): Add included_member_ field.
9118 Initialize it in constructor. Add input_file and searched_for
9119 methods. Update declarations.
9120 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9121 input_argument_ fields. Add them to constructor. Change all
9123 * script.cc: Include "target-select.h".
9124 (class Parser_closure): Add skip_on_incompatible_target_ and
9125 found_incompatible_target_ fields. Add
9126 skip_on_incompatible_target parameter to constructor. Change all
9127 callers. Add methods skip_on_incompatible_target,
9128 clear_skip_on_incompatible_target, found_incompatible_target, and
9129 set_found_incompatible_target.
9130 (read_input_script): Add dirindex parameter. Change all callers.
9131 If parser finds an incompatible target, requeue Read_symbols
9133 (script_set_symbol): Clear skip_on_incompatible_target in
9135 (script_add_assertion, script_parse_option): Likewise.
9136 (script_start_sections, script_add_phdr): Likewise.
9137 (script_check_output_format): New function.
9138 * script.h (read_input_script): Update declaration.
9139 * script-c.h (script_check_output_format): Declare.
9140 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9141 (ignore_cmd): Remove OUTPUT_FORMAT.
9142 * fileread.cc (Input_file::Input_file): Add explicit this.
9143 (Input_file::will_search_for): New function.
9144 (Input_file::open): Add pindex parameter. Change all callers.
9145 * fileread.h (class Input_file): Add input_file_argument method.
9146 Declare will_search_for. Update declarations.
9147 * object.cc (make_elf_object): Add punconfigured parameter.
9149 * object.h (class Object): Make input_file public. Add
9150 searched_for method.
9151 (make_elf_object): Update declaration.
9152 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9154 * dirsearch.h (class Dirsearch): Update declaration.
9155 * options.h (class General_options): Add --warn-search-mismatch.
9156 * parameters.cc (Parameters::is_compatible_target): New function.
9157 * parameters.h (class Parameters): Declare is_compatible_target.
9158 * workqueue.cc (Workqueue::add_blocker): New function.
9159 * workqueue.h (class Workqueue): Declare add_blocker.
9161 * fileread.cc (Input_file::open): Remove options parameter.
9163 (Input_file::open_binary): Likewise.
9164 * script.cc (read_input_script): Likewise.
9165 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9166 options parameter from constructor. Change all callers.
9167 (class Read_script): Likewise.
9168 * fileread.h (class Input_file): Update declarations.
9169 * script.h (read_input_script): Update declaration.
9171 2009-03-10 Nick Clifton <nickc@redhat.com>
9173 * po/es.po: New Spanish translation.
9175 2009-03-06 Cary Coutant <ccoutant@google.com>
9177 * options.cc (parse_short_option): Keep dash_z from registering itself.
9179 2009-03-03 Ian Lance Taylor <iant@google.com>
9182 * target-reloc.h (relocate_section): Pass output_section to
9184 * i386.cc (Target_i386::should_apply_static_reloc): Add
9185 output_section parameter. Change all callers.
9186 (Target_i386::Relocate::relocate): Add output_section parameter.
9187 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9188 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9189 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9190 * testsuite/two_file_shared.sh: New script.
9191 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9192 (check_DATA): Add two_file_shared.dbg.
9193 (two_file_shared.dbg): New target.
9194 * testsuite/Makefile.in: Rebuild.
9196 2009-03-01 Ian Lance Taylor <iant@google.com>
9198 * configure.ac: Check for byteswap.h.
9199 * configure: Rebuild.
9200 * config.in: Rebuild.
9202 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9204 * layout.cc (Layout::find_or_add_kept_section): New function.
9205 (Layout::add_comdat): Removed.
9206 * layout.h (struct Kept_section): Move out of class Layout.
9207 Remove trailing underscores from field names. Add group_sections
9208 field. Rename group_ field to is_group. Change all uses.
9209 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9210 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9211 comdat_groups_ field.
9212 (Sized_relobj::include_section_group): Use
9213 find_or_add_kept_section and Kept_section::group_sections.
9214 (Sized_relobj::include_linkonce_section): Likewise.
9215 * object.cc (class Sized_relobj): Don't define Comdat_group or
9216 Comdat_group_table. Remove find_comdat_group and
9217 add_comdat_group. Remove comdat_groups_ field.
9218 * plugin.cc (include_comdat_group): Use
9219 Layout::find_or_add_kept_section.
9221 2009-02-28 Ian Lance Taylor <iant@google.com>
9223 * README: --gc-sections and map files are now supported. Document
9224 some build requirements.
9227 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9228 relocatable link set the value of the section symbol to zero.
9229 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9230 relocatable link don't include the section address in the local
9233 2009-02-27 Ian Lance Taylor <iant@google.com>
9236 * options.h (class Search_directory): Add is_system_directory.
9237 (class General_options): Declare is_in_system_directory.
9238 * options.cc (get_relative_sysroot): Make static.
9239 (get_default_sysroot): Make static.
9240 (General_optoins::is_in_system_directory): New function.
9241 * fileread.cc (Input_file::is_in_system_directory): New function.
9242 * fileread.h (class Input_file): Declare is_in_system_directory.
9243 * object.h (class Object): Add is_in_system_directory.
9244 (class Input_objects): Remove system_library_directory_ field.
9245 * object.cc (Input_objects::add_object): Don't set
9246 system_library_directory_.
9247 (input_objects::found_in_system_library_directory): Remove.
9248 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9249 parameter. Change all callers.
9250 (Symbol_table::sized_write_globals): Likewise.
9251 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9252 Call Object::is_in_system_directory.
9253 * symtab.h (class Symbol_table): Update declarations.
9256 * descriptors.h (Open_descriptor): Add is_on_stack field.
9257 * descriptors.cc (Descriptors::open): If the descriptor is on the
9258 top of the stack, remove it. Initialize is_on_stack field.
9259 (Descriptors::release): Only add pod to stack if it is not on the
9261 (Descriptors::close_some_descriptor): Clear stack_next and
9265 * output.cc (Output_section::find_starting_output_address): Rename
9266 from starting_output_address; add PADDR parameter; change return
9268 * output.h (class Output_section): Declare
9269 find_starting_output_address instead of starting_output_address.
9270 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9271 section symbol for which we can't find a merge section.
9274 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9275 hidden or internal, force the symbol to be local.
9276 * resolve.cc (Symbol::override_visibility): Define.
9277 (Symbol::override_base): Use override_visibility.
9278 (Symbol_table::resolve): Likewise.
9279 (Symbol::override_base_with_special): Likewise.
9280 (Symbol_table::override_with_special): If the visibility is hidden
9281 or internal, force the symbol to be local.
9282 * symtab.h (class Symbol): Add set_visibility and
9283 override_visibility.
9284 * testsuite/ver_test_1.sh: New file.
9285 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9286 (check_DATA): Add ver_test_1.syms.
9287 (ver_test_1.syms): New target.
9288 * testsuite/Makefile.in: Rebuild.
9290 2009-02-25 Cary Coutant <ccoutant@google.com>
9292 * layout.cc (Layout::choose_output_section): Don't rename sections
9293 when using a linker script that has a SECTIONS clause.
9294 * Makefile.in: Regenerate.
9296 * testsuite/Makefile.am (script_test_5.sh): New test case.
9297 * testsuite/Makefile.in: Regenerate.
9298 * testsuite/script_test_5.cc: New file.
9299 * testsuite/script_test_5.sh: New file.
9300 * testsuite/script_test_5.t: New file.
9302 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9304 * archive.cc (Archive::include_member): Update calls to add_symbols.
9305 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9306 the Layout argument.
9307 * dynobj.h (do_add_symbols): Add the Layout argument.
9308 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9310 * object.h (Object::add_symbols): Add the Layout argument.
9311 (Object::do_add_symbols): Add the Layout argument.
9312 (Sized_relobj::do_add_symbols): Add the Layout argument.
9313 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9314 Unify the two versions.
9315 (Add_plugin_symbols): Remove.
9316 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9317 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9318 (Add_plugin_symbols): Remove.
9319 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9320 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9321 (Add_symbols::run): Make it work with Pulginobj.
9323 2009-02-06 Ian Lance Taylor <iant@google.com>
9325 * object.cc (Sized_relobj::do_layout): Make info message start
9326 with lower case letter.
9328 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9330 * binary.cc: Fix file comment.
9332 * options.h (enum Incremental_disposition): Define.
9333 (class General_options): Add new options: --incremental,
9334 --incremental_changed, --incremental_unchanged,
9335 --incremental_unknown. Add incremental_disposition_ and
9336 implicit_incremental_ fields.
9337 (General_options::incremental_disposition): New function.
9338 (class Position_dependent_options): Add incremental_disposition
9340 (Position_dependent_options::copy_from_options): Set incremental
9342 * options.cc (General_options::parse_incremental_changed): New
9344 (General_options::parse_incremental_unchanged): New function.
9345 (General_options::parse_incremental_unknown): New function.
9346 (General_options::General_options): Initialize new fields
9347 incremental_disposition_ and implicit_incremental_.
9348 (General_options::finalize): Check for uasge of --incremental-*
9349 without --incremental.
9351 2009-02-06 Chris Demetriou <cgd@google.com>
9353 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9354 pointer and to report location as the file name associated with
9356 (gold_undefined_symbol_at_location): New function to replace the
9357 old gold_undefined_symbol functionality.
9358 * target-reloc.h (relocate_section): Update to use
9359 gold_undefined_symbol_at_location.
9360 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9361 Call gold_undefined_symbol function rather than gold_error.
9362 * errors.h (Errors::undefined_symbol): Take location as a
9363 string, rather than calculating it from a relocation.
9364 * errors.cc (Errors::fatal): Print "fatal error:" before the
9366 (Errors::error, Errors::error_at_location): Print "error: "
9367 before the formatted message.
9368 (Errors::undefined_symbol): Take location as a string, rather
9369 than calculating it from a relocation.
9370 (gold_undefined_symbol_at_location): New function akin to
9371 old gold_undefined_symbol, calculates location from relocation.
9372 (gold_undefined_symbol): Change to take only a Symbol pointer
9373 and to report location as the file name associated with the symbol.
9374 * testsuite/debug_msg.sh: Update for changed error messages.
9375 * testsuite/undef_symbol.sh: Likewise.
9377 2009-02-04 Duncan Sands <baldrick@free.fr>
9380 * reduced_debug_output.h
9381 (Output_reduced_debug_abbrev_section::failed): Use format for
9383 (Output_reduced_debug_info_section::faild): Likewise.
9385 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9387 * script.cc (Lazy_demangler): New class.
9388 (Version_script_info::get_symbol_version_helper): Demangle a
9391 2009-01-29 Cary Coutant <ccoutant@google.com>
9393 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9395 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9397 2009-01-28 Ian Lance Taylor <iant@google.com>
9399 * version.cc (version_string): Bump to 1.9.
9401 * gold.h: Include <cstring> and <stdint.h>.
9402 * version.cc: Include <cstdio>.
9403 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9405 * reduced_debug_output.cc (insert_into_vector): Rename from
9406 Insert_into_vector; change all callers. Use Swap_unaligned to
9407 avoid aliasing issue; remove union since it is unnecessary.
9409 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9411 * Makefile.am (CCFILES): Add gc.cc.
9413 * Makefile.in: Regenerate.
9414 * gold.cc (Gc_runner): New class.
9415 (queue_initial_tasks): Call garbage collection related tasks
9416 when corresponding options are invoked.
9417 (queue_middle_gc_tasks): New function.
9418 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9419 processed early before laying out sections during garbage collection.
9420 * gold.h (queue_middle_gc_tasks): New function.
9421 (is_prefix_of): Move from "layout.cc".
9422 * i386.cc (Target_i386::gc_process_relocs): New function.
9423 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9424 * main.cc (main): Create object of class "Garbage_collection".
9425 * object.cc (Relobj::copy_symbols_data): New function.
9426 (Relobj::is_section_name_included): New function.
9427 (Sized_relobj::do_layout): Allow this function to be called twice
9428 during garbage collection and defer layout of section during the
9430 * object.h (Relobj::get_symbols_data): New function.
9431 (Relobj::is_section_name_included): New function.
9432 (Relobj::copy_symbols_data): New function.
9433 (Relobj::set_symbols_data): New function.
9434 (Relobj::get_relocs_data): New function.
9435 (Relobj::set_relocs_data): New function.
9436 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9437 (Relobj::gc_process_relocs): New function.
9438 (Relobj::do_gc_process_relocs): New pure virtual function.
9439 (Relobj::sd_): New data member.
9440 (Sized_relobj::is_output_section_offset_invalid): New function.
9441 (Sized_relobj::do_gc_process_relocs): New function.
9442 * options.h (General_options::gc_sections): Modify to not be a no-op.
9443 (General_options::print_gc_sections): New option.
9444 * plugin.cc (Plugin_finish::run): Remove function call to
9445 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9446 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9447 * reloc.cc (Read_relocs::run): Add task to process relocs and
9448 determine unreferenced sections when doing garbage collection.
9449 (Gc_process_relocs): New class.
9450 (Sized_relobj::do_gc_process_relocs): New function.
9451 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9452 sections that are garbage collected.
9453 * reloc.h (Gc_process_relocs): New class.
9454 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9455 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9456 symbols whose corresponding sections are garbage collected.
9457 (Symbol_table::Symbol_table): Add new parameter for the garbage
9459 (Symbol_table::gc_mark_undef_symbols): New function.
9460 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9461 (Symbol_table::gc_mark_dyn_syms): New function.
9462 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9464 (Symbol_table::add_from_object): Likewise.
9465 (Symbol_table::add_from_relobj): When building shared objects, do not
9466 treat externally visible symbols as garbage.
9467 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9468 table information for static and relocatable links.
9469 * symtab.h (Symbol_table::set_gc): New function.
9470 (Symbol_table::gc): New function.
9471 (Symbol_table::gc_mark_undef_symbols): New function.
9472 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9473 (Symbol_table::gc_mark_dyn_syms): New function.
9474 (Symbol_table::gc_): New data member.
9475 * target.h (Sized_target::gc_process_relocs): New pure virtual
9477 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9478 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9480 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9482 * options.h (General_options::gc_sections): Define as a no-op for now.
9483 (General_options::no_keep_memory): Ditto.
9484 (General_options::Bshareable): Define.
9485 * options.cc (General_options::finalize): Honor -Bshareable.
9487 2009-01-20 Andreas Schwab <schwab@suse.de>
9489 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9490 read the value in the contents, since we don't use it. Use the
9491 template endianness when writing.
9492 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9494 2009-01-19 Andreas Schwab <schwab@suse.de>
9496 * configure.tgt (powerpc64-*): Fix targ_obj.
9498 2009-01-15 Ian Lance Taylor <iant@google.com>
9500 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9501 local symbols when stripping all symbols.
9503 2009-01-14 Cary Coutant <ccoutant@google.com>
9505 * output.cc (Output_reloc): Add explicit instantiations.
9507 2009-01-14 Cary Coutant <ccoutant@google.com>
9509 * archive.cc (Archive::get_elf_object_for_member): Remove call
9510 to File_read::claim_for_plugin.
9511 * descriptors.cc (Descriptors::open): Remove reference to
9513 (Descriptors::claim_for_plugin): Remove.
9514 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9515 (Descriptors::is_claimed): Remove.
9516 (claim_descriptor_for_plugin): Remove.
9517 * fileread.cc (File_read::claim_for_plugin): Remove.
9518 * fileread.h (File_read::claim_for_plugin): Remove.
9519 (File_read::descriptor): Reopen descriptor if necessary.
9520 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9521 (Plugin_manager::all_symbols_read): Add task parameter. Change
9523 (Plugin_manager::get_input_file): New function.
9524 (Plugin_manager::release_input_file): New function.
9525 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9526 corresponding data member.
9527 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9528 and pass to base constructor. Change all callers.
9529 (get_input_file, release_input_file): New functions.
9530 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9531 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9532 (Plugin_manager::all_symbols_read): Add task parameter.
9533 (Plugin_manager::get_input_file): New function.
9534 (Plugin_manager::release_input_file): New function.
9535 (Plugin_manager::task_): New data member.
9536 (Pluginobj::Pluginobj): Add filesize parameter.
9537 (Pluginobj::filename): New function.
9538 (Pluginobj::descriptor): New function.
9539 (Pluginobj::filesize): New function.
9540 (Pluginobj::filesize_): New data member.
9541 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9542 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9543 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9545 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9546 with archive libraries.
9547 * testsuite/Makefile.in: Regenerate.
9548 * testsuite/plugin_test.c (struct sym_info): New type.
9549 (get_input_file, release_input_file): New static variables.
9550 (onload): Capture new transfer vector entries.
9551 (claim_file_hook): Stop reading at end of file according to filesize.
9552 Factor out parsing of readelf output into separate function.
9553 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9554 APIs and get the source file name from the symbol table. Convert
9555 source file name to corresponding object file name. Print info
9556 message when adding new input files.
9557 (parse_readelf_line): New function.
9558 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9559 * testsuite/plugin_test_2.sh: Likewise.
9560 * testsuite/plugin_test_3.sh: Likewise.
9561 * testsuite/plugin_test_4.sh: New test case.
9563 2009-01-07 Ian Lance Taylor <iant@google.com>
9565 * version.cc (version_string): Bump to 1.8.
9567 2008-12-23 Cary Coutant <ccoutant@google.com>
9569 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9570 * plugin.cc (Plugin_manager::finish): Rename as
9571 layout_deferred_objects. Move cleanup to separate function.
9572 (Plugin_manager::cleanup): New function.
9573 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9575 * plugin.h (Plugin_manager::finish): Rename as
9576 layout_deferred_objects.
9577 (Plugin_manager::cleanup): New function.
9578 (Plugin_manager::cleanup_done): New field.
9580 2008-12-23 Cary Coutant <ccoutant@google.com>
9582 * plugin.cc (is_visible_from_outside): New function.
9583 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9584 so we don't return "IR only" status for exported symbols or -r links.
9586 * testsuite/Makefile.am (plugin_test_3): New test case.
9587 * testsuite/Makefile.in: Regenerate.
9588 * testsuite/plugin_test_3.sh: New file.
9590 2008-12-22 Cary Coutant <ccoutant@google.com>
9592 * object.cc (Sized_relobj::layout_section): New function.
9593 (Sized_relobj::do_layout): Defer layout of input sections until after
9594 plugin has provided replacement files.
9595 (Sized_relobj::do_layout_deferred_sections): New function.
9596 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9597 (Relobj::layout_deferred_sections): New function.
9598 (Relobj::do_layout_deferred_sections): New function.
9599 (Sized_relobj::do_layout_deferred_sections): New function.
9600 (Sized_relobj::layout_section): New function.
9601 (Sized_relobj::Deferred_layout): New structure.
9602 (Sized_relobj::deferred_layout_): New field.
9603 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9604 Change all callers. Layout deferred sections.
9605 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9607 (Plugin_hook::run): Move code from do_plugin_hook inline.
9608 (Plugin_hook::do_plugin_hook): Remove.
9609 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9610 (Plugin_manager::finish): Renamed, was cleanup.
9611 (Plugin_manager::should_defer_layout): New function.
9612 (Plugin_manager::add_deferred_layout_object): New function.
9613 (Plugin_manager::Deferred_layout_list): New type.
9614 (Plugin_manager::deferred_layout_objects_): New field.
9615 (Plugin_hook::do_plugin_hook): Remove.
9617 2008-12-17 Ian Lance Taylor <iant@google.com>
9619 * options.h (class General_options): Add --no case for
9622 2008-12-16 Cary Coutant <ccoutant@google.com>
9624 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9626 (Plugin_manager::claim_file): Create plugin object even if
9627 plugin did not call the add_symbols callback.
9628 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9629 asking for more symbols than were added.
9630 * testsuite/Makefile.am (plugin_test_1): Add test case with
9632 (empty.syms): New target.
9633 * testsuite/Makefile.in: Regenerate.
9634 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9635 message. Don't call add_symbols if no globals.
9636 (all_symbols_read_hook): Don't provide replacement for empty
9639 2008-12-12 Ian Lance Taylor <iant@google.com>
9641 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9642 r_type == 0 for a local symbol with r_sym == 0.
9643 (scan_relocatable_relocs): Pass r_sym to
9644 local_non_section_strategy.
9645 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9648 * configure.ac: Update test for TLS descriptors: they are
9649 supported as of glibc 2.9.
9650 * configure: Rebuild.
9652 2008-12-11 Ian Lance Taylor <iant@google.com>
9655 * target-reloc.h (Default_scan_relocatable_relocs): For each
9656 function, map r_type == 0 to RELOC_DISCARD.
9658 2008-12-10 Cary Coutant <ccoutant@google.com>
9660 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9661 object to override a kept COMDAT group from a plugin object.
9663 2008-12-09 Ian Lance Taylor <iant@google.com>
9666 * yyscript.y (file_cmd): Handle INPUT.
9668 * testsuite/initpri1.c: Change all declarations to be full
9669 prototypes by adding void, to avoid compiler warnings.
9671 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9673 * options.cc (General_options::parse_plugin_opt): New.
9674 (General_options::add_plugin): The argument now is just the filename.
9675 (General_options::add_plugin_option): New.
9676 * options.h (plugin_opt): New.
9677 (add_plugin): Change argument name.
9678 (add_plugin_option): New.
9679 * plugin.cc (Plugin::load): Don't parse the plugin option.
9680 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9681 (Plugin::add_option): New.
9682 (Plugin::args_): Change type.
9683 (Plugin::filename_): New.
9684 (Plugin_manager::add_plugin_option): New.
9685 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9686 * testsuite/Makefile.in: Regenerate.
9688 2008-12-05 Cary Coutant <ccoutant@google.com>
9690 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9691 Handle --strip-lto-sections option.
9692 * options.h (strip_lto_sections): New option.
9694 2008-12-01 Cary Coutant <ccoutant@google.com>
9696 * plugin.cc (ld_plugin_message): Change format parameter to const.
9697 Fix mismatch between new[] and delete.
9699 2008-11-14 Cary Coutant <ccoutant@google.com>
9701 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9704 2008-11-05 Craig Silverstein <csilvers@google.com>
9706 * options.cc (General_options::parse_dynamic_list): New function.
9707 * options.h (General_options): New flags dynamic_list,
9708 dynamic_list_data, dynamic_list_cpp_new, and
9709 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9710 (General_options::in_dynamic_list): New function.
9711 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9712 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9713 (Lex::can_continue_name): Likewise.
9715 (read_script_file): New parameter script_options.
9716 (read_dynamic_list): New function.
9717 (Script_options::define_dynamic_list): New function.
9718 (dynamic_list_keyword_parsecodes): New variable.
9719 (dynamic_list_keywords): New variable.
9720 * script.h (Script_options::define_dynamic_list): New function
9722 (read_dynamic_list): New function prototype.
9723 * symtab.cc (strprefix): New macro.
9724 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9725 dynamic_list_data, dynamic_list_cpp_new, and
9726 dynamic_list_cpp_typeinfo.
9727 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9728 (dynamic_list_expr): New rule.
9729 (dynamic_list_nodes): Likewise.
9730 (dynamic_list_node): Likewise.
9731 * testsuite/Makefile.am (dynamic_list): New test.
9732 * testsuite/Makefile.in: Regenerated.
9733 * testsuite/dynamic_list.t: New file.
9734 * testsuite/dynamic_list.sh: New file.
9736 2008-11-05 Craig Silverstein <csilvers@google.com>
9738 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9739 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9740 (t11_last): Likewise.
9741 * testsuite/ver_test_6.c (main): Likewise.
9743 2008-10-07 Cary Coutant <ccoutant@google.com>
9745 * options.c (General_options::finalize): Add check for -static and
9747 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9750 2008-10-02 Cary Coutant <ccoutant@google.com>
9752 * plugin.cc (make_sized_plugin_object): Fix conditional
9753 compilation to work when not all targets are enabled.
9755 2008-09-29 Cary Coutant <ccoutant@google.com>
9757 * archive.cc (Archive::get_file_and_offset): Use filename instead
9758 of name to get library path.
9759 (Archive::include_member): Unlock external member of a thin archive.
9761 * testsuite/Makefile.am (TEST_AR): New variable.
9762 (thin_archive_test_1): New test.
9763 (thin_archive_test_2): New test.
9764 * testsuite/Makefile.in: Regenerate.
9765 * testsuite/thin_archive_main.cc: New file.
9766 * testsuite/thin_archive_test_1.cc: New file.
9767 * testsuite/thin_archive_test_2.cc: New file.
9768 * testsuite/thin_archive_test_3.cc: New file.
9769 * testsuite/thin_archive_test_4.cc: New file.
9771 2008-09-29 Cary Coutant <ccoutant@google.com>
9773 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9774 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9776 (Sized_relobj::do_finalize_local_symbols): Likewise.
9777 (Sized_relobj::map_to_kept_section): Likewise.
9778 * object.h (Sized_relobj::invalid_address): New constant.
9779 (Sized_relobj::do_output_section_offset): Check for invalid_address
9781 * output.cc (Output_reloc::local_section_offset): Use constant
9782 invalid_address instead of -1U.
9783 (Output_reloc::get_address): Likewise.
9784 (Output_section::output_address): Change -1U to -1ULL.
9785 * output.h (Output_reloc::invalid_address): New constant.
9786 * reloc.cc (Sized_relobj::write_sections): Use constant
9787 invalid_address instead of -1U.
9788 (Sized_relobj::relocate_sections): Likewise.
9789 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9790 values for merge sections.
9791 * target-reloc.h (relocate_for_relocatable): Use constant
9792 invalid_address instead of -1U.
9794 2008-09-19 Cary Coutant <ccoutant@google.com>
9796 Add plugin functionality for link-time optimization (LTO).
9797 * configure.ac (plugins): Add --enable-plugins option.
9798 * configure: Regenerate.
9799 * config.in: Regenerate.
9800 * Makefile.am (LIBDL): New variable.
9801 (CCFILES): Add plugin.cc.
9802 (HFILES): Add plugin.h.
9803 (ldadd_var): Add LIBDL.
9804 * Makefile.in: Regenerate.
9806 * archive.cc: Include "plugin.h".
9807 (Archive::setup): Don't preread archive symbols when using a plugin.
9808 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9809 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9811 (Archive::include_member): Add symbols from plugin objects.
9812 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9813 * descriptors.cc (Descriptors::open): Check for file descriptors
9814 abandoned by plugins.
9815 (Descriptors::claim_for_plugin): New function.
9816 * descriptors.h (Descriptors::claim_for_plugin): New function.
9817 (Open_descriptor::is_claimed): New field.
9818 (claim_descriptor_for_plugin): New function.
9819 * fileread.cc (File_read::claim_for_plugin): New function.
9820 * fileread.h (File_read::claim_for_plugin): New function.
9821 (File_read::descriptor): New function.
9822 * gold.cc: Include "plugin.h".
9823 (queue_initial_tasks): Add task to call plugin hooks for generating
9825 * main.cc: Include "plugin.h".
9826 (main): Load plugin libraries.
9827 * object.h (Pluginobj): Declare.
9828 (Object::pluginobj): New function.
9829 (Object::do_pluginobj): New function.
9830 (Object::set_target): New function.
9831 * options.cc: Include "plugin.h".
9832 (General_options::parse_plugin): New function.
9833 (General_options::General_options): Initialize plugins_ field.
9834 (General_options::add_plugin): New function.
9835 * options.h (Plugin_manager): Declare.
9836 (General_options): Add --plugin option.
9837 (General_options::has_plugins): New function.
9838 (General_options::plugins): New function.
9839 (General_options::add_plugin): New function.
9840 (General_options::plugins_): New field.
9841 * plugin.cc: New file.
9842 * plugin.h: New file.
9843 * readsyms.cc: Include "plugin.h".
9844 (Read_symbols::do_read_symbols): Check for archive before checking
9845 for ELF file. Call plugin hooks to claim files.
9846 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9847 from a real object file; force override when processing replacement
9849 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9850 (Symbol::init_base_object): Likewise.
9851 (Symbol::init_base_output_data): Likewise.
9852 (Symbol::init_base_output_segment): Likewise.
9853 (Symbol::init_base_constant): Likewise.
9854 (Symbol::init_base_undefined): Likewise.
9855 (Symbol::output_section): Assert that object is not a plugin.
9856 (Symbol_table::add_from_pluginobj): New function.
9857 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9859 (Symbol_table::sized_write_globals): Likewise.
9860 (Symbol_table::add_from_pluginobj): Instantiate template.
9861 * symtab.h (Sized_pluginobj): Declare.
9862 (Symbol::in_real_elf): New function.
9863 (Symbol::set_in_real_elf): New function.
9864 (Symbol::in_real_elf_): New field.
9865 (Symbol_table::add_from_pluginobj): New function.
9867 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9868 (LIBDL): New variable.
9870 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9871 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9872 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9873 (MOSTLYCLEANFILES): Likewise.
9874 * testsuite/Makefile.in: Regenerate.
9875 * testsuite/plugin_test.c: New file.
9876 * testsuite/plugin_test_1.sh: New file.
9877 * testsuite/plugin_test_2.sh: New file.
9879 2008-09-16 Ian Lance Taylor <iant@google.com>
9881 * target-reloc.h (relocate_section): Check whether a symbol is
9882 defined by the ABI before reporting an undefined symbol error.
9883 * target.h (Target::is_defined_by_abi): Make parameter const.
9884 (Target::do_is_defined_by_abi): Likewise.
9885 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9886 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9887 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9888 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9889 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9890 * testsuite/Makefile.in: Rebuild.
9892 * fileread.cc (make_view): Add casts to avoid warning.
9894 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9896 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9897 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9899 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9901 * options.h (General_options::output_is_executable): New.
9902 (General_options::output_is_pie): New.
9903 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9904 for shared libraries.
9905 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9907 2008-09-11 Chris Demetriou <cgd@google.com>
9909 * options.h (origin): New -z option.
9910 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9911 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9914 2008-09-05 Cary Coutant <ccoutant@google.com>
9916 * fileread.cc (File_read::make_view): Add check for attempt to map
9919 2008-09-05 Cary Coutant <ccoutant@google.com>
9921 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9922 explicit instantiations.
9924 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9927 * options.cc (General_options::finalize): Allow undefined symbols
9928 in shlibs if linking -shared.
9931 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9932 symbols as not needing a dynsym entry.
9934 2008-08-20 Craig Silverstein <csilvers@google.com>
9936 * fileread.cc (File_read::open): Do not lock the file unless it
9937 was successfully opened.
9939 2008-08-14 Cary Coutant <ccoutant@google.com>
9941 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9942 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9943 * testsuite/tls_test.cc (struct int128): 128-bit struct
9944 for testing TLS relocs with non-zero addend.
9945 (v12): New TLS variable.
9947 (t_last): Add check for v12.
9948 * testsuite/tls_test.h (t12): New function.
9949 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9951 2008-08-13 Ian Lance Taylor <iant@google.com>
9953 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9954 set tls_segment_ or relro_segment_.
9955 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9957 * output.h (Output_section::clear_is_relro): New function.
9958 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9959 sections specially even when output_data_ is empty.
9960 (Output_segment::maximum_alignment): When first section is relro,
9961 only force alignment for PT_LOAD segments.
9962 * script.cc (script_data_segment_align): New function.
9963 (script_data_segment_relro_end): New function.
9964 * script-c.h (script_data_segment_align): Declare.
9965 (script_data_segment_relro_end): Declare.
9966 * script-sections.h (class Script_sections): Declare
9967 data_segment_align and data_segment_relro_end. Add fields
9968 segment_align_index_ and saw_relro_end_.
9969 * script-sections.cc (class Sections_element): Add set_is_relro
9970 virtual function. Add new bool* parameter to place_orphan_here.
9971 Add get_output_section virtual function.
9972 (class Output_section_definition): Add set_is_relro. Add new
9973 bool* parameter to place_orphan_here. Add get_output_section.
9974 Add is_relro_ field.
9975 (Output_section_definition::Output_section_definition): Initialize
9976 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9977 and is_relro_ fields.
9978 (Output_section_definition::place_orphan_here): Add is_relro
9980 (Output_section_definition::set_section_addresses): Set relro for
9982 (Output_section_definition::alternate_constraint): Likewise.
9983 (class Orphan_output_section): Add new bool* parameter to
9984 place_orphan_here. Add get_output_section.
9985 (Orphan_output_section::place_orphan_here): Add is_relro
9987 (Script_sections::Script_sections): Initialize
9988 data_segment_align_index_ and saw_relro_end_.
9989 (Script_sections::data_segment_align): New function.
9990 (Script_sections::data_segment_relro_end): New function.
9991 (Script_sections::place_orphan): Set or clear is_relro.
9992 (Script_sections::set_section_addresses): Force alignment of first
9994 * yyscript.y (exp): Call script_data_segment_align and
9995 script_data_segment_relro_end.
9996 * testsuite/relro_script_test.t: New file.
9997 * testsuite/relro_test.cc (using_script): Declare.
9998 (t1, t2): Test using_script.
9999 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10000 (relro_script_test_SOURCES): Define.
10001 (relro_script_test_DEPENDENCIES): Define.
10002 (relro_script_test_LDFLAGS): Define.
10003 (relro_script_test_LDADD): Define.
10004 (relro_script_test.so): New target.
10005 * testsuite/Makefile.in: Rebuild.
10007 2008-08-06 Cary Coutant <ccoutant@google.com>
10009 * archive.cc (Archive::total_archives, Archive::total_members)
10010 (Archive::total_members_loaded): New variables.
10011 (Archive::setup): Add parameter. Add option to preread
10013 (Archive::read_armap): Add counter.
10014 (Archive::get_file_and_offset): New function.
10015 (Archive::get_elf_object_for_member): New function.
10016 (Archive::read_all_symbols): New function.
10017 (Archive::read_symbols): New function.
10018 (Archive::add_symbols): Add counters.
10019 (Archive::include_all_members): Use armap to find members if it's
10021 (Archive::include_member): Skip reading symbols if already read.
10022 Factored code into Archive::get_file_and_offset and
10023 Archive::get_elf_object_for_member. Changed call to
10024 Mapfile::report_include_archive_member.
10025 (Archive::print_stats): New function.
10026 * archive.h: Declare Object and Read_symbols_data classes.
10027 (Archive::Archive): Add initializers for new members.
10028 (Archive::setup): Add parameter.
10029 (Archive::print_stats): New function.
10030 (Archive::total_archives, Archive::total_members)
10031 (Archive::total_members_loaded): New variables.
10032 (Archive::get_file_and_offset): New function.
10033 (Archive::get_elf_object_for_member): New function.
10034 (Archive::read_all_symbols): New function.
10035 (Archive::read_symbols): New function.
10036 (Archive::Archive_member): New class.
10037 (Archive::members_): New member.
10038 (Archive::num_members_): New member.
10039 * main.cc: Include archive.h.
10040 (main): Call Archive::print_stats.
10041 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10042 archive parameter; member_name is now the fully-decorated name.
10043 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10044 * options.h: (General_options): Add --preread-archive-symbols option.
10045 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10048 2008-08-04 Ian Lance Taylor <iant@google.com>
10050 * symtab.h (Symbol::use_plt_offset): New function.
10051 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10052 * powerpc.cc (Relocate::relocate): Likewise.
10053 * sparc.cc (Relocate::relocate): Likewise.
10054 * x86_64.cc (Relocate::relocate): Likewise.
10055 * testsuite/weak_plt.sh: New test.
10056 * testsuite/weak_plt_main.cc: New test.
10057 * testsuite/weak_plt_shared.cc: New test.
10058 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10059 (check_PROGRAMS): Add weak_plt.
10060 (check_DATA): Add weak_plt_shared.so.
10061 (weak_plt_main_pic.o, weak_plt): New targets.
10062 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10063 * testsuite/Makefile.in: Rebuild.
10065 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10067 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10068 * testsuite/Makefile.in: Rebuild.
10070 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10072 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10073 * Makefile.in: Regenerate.
10074 * po/POTFILES.in: Regenerate.
10076 2008-07-29 Ian Lance Taylor <iant@google.com>
10078 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10079 symbols before other symbols.
10080 * testsuite/script_test_2.cc (test_addr): Declare.
10081 (test_addr_alias): Declare.
10082 (main): Check that test_addr and test_addr_alias have the right
10084 * testsuite/script_test_2.t: Define test_addr_alias and
10087 2008-07-24 Ian Lance Taylor <iant@google.com>
10090 * descriptors.cc: New file.
10091 * descriptors.h: New file.
10092 * gold-threads.h (class Hold_optional_lock): New class.
10093 * fileread.cc: Include "descriptors.h".
10094 (File_read::~File_read): Release descriptor rather than closing
10096 (File_read::open) [file]: Call open_descriptor rather than open.
10097 Set is_descriptor_opened_.
10098 (File_read::open) [memory]: Assert that descriptor is not open.
10099 (File_read::reopen_descriptor): New function.
10100 (File_read::release): Release descriptor.
10101 (File_read::do_read): Make non-const. Reopen descriptor.
10102 (File_read::read): Make non-const.
10103 (File_read::make_view): Reopen descriptor.
10104 (File_read::do_readv): Likewise.
10105 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10106 Update declarations.
10107 * layout.cc: Include "descriptors.h".
10108 (Layout::create_build_id): Use open_descriptor rather than open.
10109 * output.cc: Include "descriptors.h".
10110 (Output_file::open): Use open_descriptor rather than open.
10111 * archive.cc (Archive::const_iterator): Change Archive to be
10113 (Archive::begin, Archive::end): Make non-const.
10114 (Archive::count_members): Likewise.
10115 * archive.h (class Archive): Update declarations.
10116 * object.h (Object::read): Make non-const.
10117 * Makefile.am (CCFILES): Add descriptors.cc.
10118 (HFILES): Add descriptors.h.
10119 * Makefile.in: Rebuild.
10122 * gold.h: Always include <clocale>. Add Solaris workarounds
10123 following code in binutils/sysdep.h.
10126 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10127 this->eh_frame_hdr_ is NULL before using it.
10129 * dynobj.cc (Versions::Versions): Update comment.
10131 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10132 the base version name.
10134 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10135 array size plus one.
10136 (Stringpool_template::set_string_offsets): Subtract one from key
10137 before using it as an array index.
10138 (Stringpool_template::get_offset_with_length): Likewise.
10139 (Stringpool_template::write_to_buffer): Likewise.
10140 * stringpool.h (Stringpool_template::get_offset_from_key):
10143 2008-07-23 Ian Lance Taylor <iant@google.com>
10146 * object.h (Merged_symbol_value::value): Do our best to handle a
10150 * script.cc (Version_script_info::get_versions): Don't add empty
10151 version tag to return value.
10152 (Version_script_info::get_symbol_version_helper): Change return
10153 type to bool. Add pversion parameter. Change all callers.
10154 (script_register_vers_node): Don't require a non-NULL tag.
10155 * script.h (class Version_script_info): Update declarations.
10156 (Version_script_info::get_symbol_version): Change return type to
10157 bool. Add version parameter. Change all callers.
10158 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10159 handling. Handle an empty version from a version script.
10160 (Symbol_table::define_special_symbol): Likewise.
10161 * testsuite/ver_test_10.script: New file.
10162 * testsuite/ver_test_10.sh: New file.
10163 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10164 (check_DATA): Add ver_test_10.syms.
10165 (ver_test_10.syms, ver_test_10.so): New target.
10166 * testsuite/Makefile.in: Rebuild.
10168 2008-07-23 Simon Baldwin <simonb@google.com>
10170 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10171 to zero for undefined symbols from dynamic libraries.
10173 2008-07-23 Ian Lance Taylor <iant@google.com>
10175 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10176 Change all callers.
10177 * symtab.h (class Symbol_table): Update declaration.
10178 * testsuite/ver_test_9.cc: New file.
10179 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10180 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10181 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10182 (ver_test_9.so, ver_test_9.o): New targets.
10183 * testsuite/Makefile.in: Rebuild.
10185 2008-07-22 Ian Lance Taylor <iant@google.com>
10187 * options.h (class General_options): Define --check-sections.
10188 * layout.cc (Layout::set_segment_offsets): Handle
10191 * options.h (class General_options): Define -n/--nmagic and
10193 * options.cc (General_options::finalize): For -n/--nmagic or
10194 -N/--omagic, set -static.
10195 * layout.cc (Layout::attach_allocated_section_to_segment): If
10196 -N/--omagic, don't put read-only and read-write sections in
10197 different segments.
10198 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10199 finding a read-only segment.
10200 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10201 don't set the minimum segment alignment to the common page size,
10202 and don't set the file offset to the address modulo the page size.
10203 * script-sections.cc (Script_sections::create_segments): If
10204 -n/--omagic, don't put read-only and read-write sections in
10205 different segments.
10207 * cref.cc: New file.
10208 * cref.h: New file.
10209 * options.h (class General_options): Add --print-symbol-counts.
10210 * main.cc (main): Issue defined symbol report if requested.
10211 * archive.cc (Archive::interpret_header): Make into a const member
10213 (Archive::add_symbols): Call Input_objects::archive_start and
10215 (Archive::const_iterator): Define new class.
10216 (Archive::begin, Archive::end): New functions.
10217 (Archive::include_all_members): Rewrite to use iterator.
10218 (Archive::count_members): New function.
10219 * archive.h (class Archive): Update declarations.
10220 (Archive::filename): New function.
10221 * object.cc: Include "cref.h".
10222 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10223 (Sized_relobj::do_get_global_symbol_counts): New function.
10224 (Input_objects::add_object): Add object to cross-referencer.
10225 (Input_objects::archive_start): New function.
10226 (Input_objects::archive_stop): New function.
10227 (Input_objects::print_symbol_counts): New function.
10228 * object.h: Declare Cref and Archive.
10229 (Object::get_global_symbol_counts): New function.
10230 (Object::do_get_global_symbol_counts): New pure virtual function.
10231 (class Sized_relobj): Add defined_count_ field. Update
10233 (class Input_objects): Add cref_ field. Update constructor.
10234 Update declarations.
10235 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10237 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10239 (Sized_dynobj::do_get_global_symbol_counts): New function.
10240 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10241 defined_count_. Update declarations. Define Symbols typedef.
10242 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10243 parameter. Change all callers.
10244 (Symbol_table::add_from_dynobj): Add sympointers and defined
10245 parameters. Change all callers.
10246 * symtab.h (class Symbol_table): Update declarations.
10247 * Makefile.am (CCFILES): Add cref.cc.
10248 (HFILES): Add cref.h.
10249 * Makefile.in: Rebuild.
10251 2008-07-22 Simon Baldwin <simonb@google.com>
10253 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10254 to zero when writing undefined symbols.
10256 2008-07-22 Ian Lance Taylor <iant@google.com>
10258 * output.cc (Output_section::add_input_section): Don't try to
10259 merge empty merge sections.
10261 2008-07-21 Craig Silverstein <csilvers@google.com>
10263 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10264 Include symbol version in error message.
10266 2008-07-20 Chris Demetriou <cgd@google.com>
10268 * configure.ac (gold_cv_c_random_seed): New configured variable.
10269 (RANDOM_SEED_CFLAGS): New substituted variable.
10270 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10271 * configure: Rebuild.
10272 * Makefile.in: Likewise.
10273 * testsuite/Makefile.in: Likewise.
10275 2008-07-18 Ian Lance Taylor <iant@google.com>
10277 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10278 where we see NAME/NULL and NAME/VERSION as separate symbols.
10279 * testsuite/ver_test_main.cc (main): Call t4.
10280 (t4, t4_2a): Define.
10281 * testsuite/ver_test_2.cc (t4_2): Define.
10282 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10283 * testsuite/ver_test_4.cc (t4_2a): Define.
10284 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10285 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10287 2008-07-17 Ian Lance Taylor <iant@google.com>
10289 * dynobj.cc (Versions::add_def): If we give an error about a
10290 missing version, go ahead and create the version anyhow.
10292 2008-07-10 Ian Lance Taylor <iant@google.com>
10294 Handle output sections with more than 0x7fffffff bytes.
10295 * object.h (class Relobj): Change map_to_output_ to
10296 output_sections_, and just keep a section pointer. Change all
10297 uses. Move comdat group support to Sized_relobj.
10298 (Relobj::is_section_specially_mapped): Remove.
10299 (Relobj::output_section): Remove poff parameter. Change all
10301 (Relobj::output_section_offset): New function.
10302 (Relobj::set_section_offset): Rewrite.
10303 (Relobj::map_to_output): Remove.
10304 (Relobj::output_sections): New function.
10305 (Relobj::do_output_section_offset): New pure virtual function.
10306 (Relobj::do_set_section_offset): Likewise.
10307 (class Sized_relobj): Add section_offsets_ field. Add comdat
10308 group support from Relobj. Update declarations.
10309 (Sized_relobj::get_output_section_offset): New function.
10310 (Sized_relobj::do_output_section_offset): New function.
10311 (Sized_relobj::do_set_section_offset): New function.
10312 * object.cc (Relobj::output_section_address): Remove.
10313 (Sized_relobj::Sized_relobj): Initialize new fields.
10314 (Sized_relobj::include_section_group): Cast find_kept_object to
10316 (Sized_relobj::include_linkonce_section): Likewise.
10317 (Sized_relobj::do_layout): Use separate arrays for output section
10319 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10321 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10322 output_sections and section_offsets.
10323 (Sized_relobj::write_local_symbols): Likewise.
10324 (map_to_kept_section): Compute output address directly.
10325 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10326 output_sections and section_offsets.
10327 (Sized_relobj::write_sections): Likewise.
10328 (Sized_relobj::relocate_sections): Likewise.
10329 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10330 * output.h (class Output_reloc): Update declarations. Change
10331 u2_.relobj to Sized_relobj*.
10332 (class Output_data_reloc): Change add functions to use
10334 * output.cc (Output_reloc::Output_reloc): Change relobj to
10336 (Output_reloc::local_section_offset): Change return type to
10337 Elf_Addr. Use get_output_section_offset.
10338 (Output_reloc::get_address): Likewise.
10339 (Output_section::is_input_address_mapped): Don't call
10340 is_section_specially_mapped.
10341 (Output_section::output_offset): Likewise.
10342 (Output_section::output_address): Likewise.
10343 (Output_section::starting_output_address): Likewise.
10344 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10345 parameter to Sized_relobj*.
10346 (Copy_relocs::need_copy_reloc): Likewise.
10347 (Copy_relocs::save): Likewise.
10348 * copy-relocs.h (class Copy_relocs): Update declarations.
10349 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10350 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10351 * target-reloc.h (relocate_for_relocatable): Change
10352 offset_in_output_section type to Elf_Addr. Change code that uses
10354 * layout.cc (Layout::layout): Always set *off.
10355 * mapfile.cc (Mapfile::print_input_section): Use
10356 output_section_offset.
10357 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10359 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10360 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10361 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10363 2008-07-03 Ian Lance Taylor <iant@google.com>
10365 * layout.cc (Layout::include_section): Do not discard unrecognized
10366 SHT_STRTAB sections.
10368 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10370 * script.cc (Lex::can_continue_name): Make '?' allowable in
10371 version-script names.
10372 * testsuite/version_script.map: Change glob pattern to use '?'
10374 2008-06-30 Manish Singh <yosh@gimp.org>
10377 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10380 2008-06-30 Ian Lance Taylor <iant@google.com>
10384 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10385 versions]: Don't try to read the value in the contents, since we
10386 don't use it. Use the template endianness when writing.
10388 2008-06-25 Cary Coutant <ccoutant@google.com>
10390 * fileread.cc (File_read::make_view): Assert on zero-length view.
10391 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10392 symbol table when there are no symbols to read.
10394 2008-06-23 Craig Silverstein <csilvers@google.com>
10396 * version.cc (version_string): Bump to 1.7
10398 2008-06-18 Craig Silverstein <csilvers@google.com>
10400 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10401 constant 0xFFFF to type Valtype.
10402 (Powerpc_relocate_functions::rel16_ha): Likewise.
10404 2008-06-17 Ian Lance Taylor <iant@google.com>
10406 * output.h (Output_section::Input_section): Initialize p2align_ to
10407 zero for Output_section_data constructors.
10408 (Output_section::Input_section::addralign): If not an input
10409 section, return the alignment of the Output_section_data.
10410 * testsuite/copy_test.cc: New file.
10411 * testsuite/copy_test_1.cc: New file.
10412 * testsuite/copy_test_2.cc: New file.
10413 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10414 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10415 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10416 (copy_test_1_pic.o, copy_test_1.so): New targets.
10417 (copy_test_2_pic.o, copy_test_2.so): New targets.
10418 * testsuite/Makefile.in: Rebuild.
10420 * script-sections.cc (Script_sections::place_orphan): Initialize
10421 local variable exact.
10423 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10425 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10427 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10428 David S. Miller <davem@davemloft.net>
10430 * powerpc.cc: New file.
10431 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10432 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10433 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10434 * Makefile.in: Rebuild.
10436 2008-06-09 Ian Lance Taylor <iant@google.com>
10438 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10440 (throwing, orig_terminate): New static variables.
10441 (terminate_handler): New static function.
10442 (t2): Set terminate handler.
10444 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10447 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10450 2008-05-30 Cary Coutant <ccoutant@google.com>
10452 * archive.cc (Archive::include_all_members) Correct to step
10453 over symbol table and extended name table in thin archives.
10455 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10458 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10461 2008-05-28 Caleb Howe <cshowe@google.com>
10463 * reduced_debug_output.cc: New file.
10464 * reduced_debug_output.h: New file.
10465 * options.h (class General_options): Add --strip-debug-non-line.
10466 * options.cc (General_options::finalize): Add strip_debug_non_line
10467 to the strip heirarchy.
10468 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10470 * layout.cc: Include "reduced_debug_output.h".
10471 (Layout::Layout): Initialize new fields.
10472 (line_only_debug_sections): New static array.
10473 (is_lines_only_debug_sections): New static inline function.
10474 (Layout::include_section): Handle --strip-debug-non-line.
10475 (Layout::make_output_section): If --strip-debug-non-line, build
10476 new output sections for .debug_abbrev and .debug_info.
10477 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10478 gold. Warn about possible overflow.
10479 (read_signed_LEB_128): Likewise.
10480 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10481 (read_signed_LEB_128): Declare.
10482 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10483 (HFILES): Add reduced_debug_output.h.
10484 * Makefile.in: Rebuild.
10486 2008-05-21 Ian Lance Taylor <iant@google.com>
10488 * mapfile.cc: New file.
10489 * mapfile.h: New file.
10490 * options.h (class General_options): Add -M/--print-map and -Map.
10491 * options.cc (General_options::finalize): Make -M equivalent to
10493 * main.cc: Include <cstdio> and "mapfile.h".
10494 (main): Open mapfile if requested.
10495 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10496 constructor. Change caller.
10497 (queue_initial_tasks): Add mapfile parameter. Change caller.
10498 (queue_middle_tasks): Likewise.
10499 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10501 * archive.cc: Include "mapfile.h".
10502 (Archive::add_symbols): Add mapfile parameter. Change all
10503 callers. Pass mapfile, symbol, and reason to include_member.
10504 (Archive::include_all_members): Add mapfile parameter. Change all
10506 (Archive::include_member): Add mapfile, sym, and why parameters.
10507 Change all callers. Report inclusion to map file.
10508 * archive.h: Include "fileread.h".
10509 (class Archive): Update declarations.
10510 (Archive::file): New const method.
10511 (class Add_archive_symbols): Add mapfile_ field. Update
10512 constructor. Change all callers.
10513 * readsyms.h (class Read_symbols): Likewise.
10514 (class Finish_group): Likewise.
10515 (class Read_script): Likewise.
10516 * common.cc: Include "mapfile.h".
10517 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10519 (Symbol_table::do_allocate_commons): Likewise.
10520 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10521 symbol allocation to mapfile.
10522 * common.h (class Allocate_commons_task): Add mapfile_ field.
10523 Update constructor. Change all callers.
10524 * symtab.h (class Symbol_table): Update declarations.
10525 * layout.cc: Include "mapfile.h".
10526 (Layout_task_runner::run): Print information to mapfile.
10527 (Layout::create_gold_note): Change Output_data_fixed_space to
10528 Output_data_zero_fill.
10529 (Layout::create_build_id): Likewise.
10530 (Layout::print_to_mapfile): New function.
10531 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10532 constructor. Change caller.
10533 (class Layout): Declare print_to_mapfile.
10534 * output.cc (Output_section::Input_section::print_to_mapfile): New
10536 (Output_section::add_input_section): If producing a map, always
10537 add to input_sections_ list.
10538 (Output_section::do_print_to_mapfile): New function.
10539 (Output_segment::print_sections_to_mapfile): New function.
10540 (Output_segment::print_section_list_to_mapfile): New function.
10541 * output.h: Include "mapfile.h".
10542 (Output_data::print_to_mapfile): New function.
10543 (Output_data::do_print_to_mapfile): New virtual function.
10544 (Output_segment_headers::do_print_to_mapfile): New function.
10545 (Output_file_header::do_print_to_mapfile): New function.
10546 (Output_data_const::do_print_to_mapfile): New function.
10547 (class Output_data_const_buffer): Add map_name_ field. Update
10548 constructor. Change all callers. Add do_print_to_mapfile
10550 (class Output_data_fixed_space): Likewise.
10551 (class Output_data_space): Likewise.
10552 (class Output_data_zero_fill): New class.
10553 (Output_data_strtab::do_print_to_mapfile): New function.
10554 (Output_data_reloc_base::do_print_to_mapfile): New function.
10555 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10556 (Output_data_group::do_print_to_mapfile): New function.
10557 (Output_data_got::do_print_to_mapfile): New function.
10558 (Output_data_dynamic::do_print_to_mapfile): New function.
10559 (Output_symtab_xindex::do_print_to_mapfile): New function.
10560 (class Output_section): Declare do_print_to_mapflie. Declare
10561 print_to_mapfile in Input_section.
10562 (class Output_segment): Declare new functions.
10563 * object.h (Sized_relobj::symbol_count): New function.
10564 * script-sections.cc
10565 (Output_section_element_dot_assignment::set_section_addresses):
10566 Change Output_data_fixed_space to Output_data_zero_fill.
10567 (Output_data_expression::do_print_to_mapfile): New function.
10568 * script.cc (read_input_script): Add mapfile parameter. Change
10570 * script.h (read_input_script): Update declaration.
10571 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10572 (Eh_frame::do_print_to_mapfile): New function.
10573 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10574 (Output_merge_string::do_print_to_mapfile): New function.
10575 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10577 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10579 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10581 * Makefile.am (CCFILES): Add mapfile.cc.
10582 (HFILES): Add mapfile.h.
10583 * Makefile.in: Rebuild.
10585 2008-05-19 Ian Lance Taylor <iant@google.com>
10587 * options.h (class General_options): Add -z relro.
10588 * layout.cc (Layout::Layout): Initialize relro_segment_.
10589 (Layout::add_output_section_data): Return the output section.
10590 (Layout::make_output_section): Rcognize relro sections and mark
10591 them appropriately.
10592 (Layout::attach_allocated_section_to_segment): Put relro sections
10593 in a PT_GNU_RELRO segment.
10594 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10596 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10598 (Layout::linkonce_mapping): Map d.rel.ro.local to
10599 .data.rel.ro.local.
10600 (Layout::output_section_name): Us .data.rel.ro.local for any
10601 section which begins with that.
10602 * layout.h (class Layout): Update add_output_section_data
10603 declaration. Add relro_segment_ field.
10604 * output.cc (Output_section::Output_section): Initialize is_relro_
10605 and is_relro_local_ fields.
10606 (Output_segment::add_output_section): Group relro sections.
10607 (Output_segment::is_first_section_relro): New function.
10608 (Output_segment::maximum_alignment): If there is a relro section,
10609 align the segment to the common page size.
10610 (Output_segment::set_section_addresses): Track whether we are
10611 looking at relro sections. If the last section is a relro
10612 section, align to the common page size.
10613 (Output_segment::set_section_list_addresses): Add in_relro
10614 parameter. Change all callers. Align to the page size when
10615 moving from relro to non-relro section.
10616 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10618 * output.h (class Output_section): Add is_relro_ and
10619 is_relro_local_ fields.
10620 (Output_section::is_relro): New function.
10621 (Output_section::set_is_relro): New function.
10622 (Output_section::is_relro_local): New function.
10623 (Output_section::set_is_relro_local): New function.
10624 (class Output_segment): Update declarations.
10625 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10626 * sparc.cc (Target_sparc::got_section): Likewise.
10627 * x86_64.cc (Target_x86_64::got_section): Likewise.
10628 * testsuite/relro_test_main.cc: New file.
10629 * testsuite/relro_test.cc: New file.
10630 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10631 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10632 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10633 (relro_test.so, relro_test_pic.o): New targets.
10634 * testsuite/Makefile.in: Rebuild.
10636 2008-05-16 Ian Lance Taylor <iant@google.com>
10638 * output.cc (Output_segment::add_output_section): Remove front
10640 * output.h (class Output_segment): Remove
10641 add_initial_output_section and overloaded add_output_section.
10642 Update declaration of remaining add_output_section.
10643 * layout.cc (Layout::create_interp): Call add_output_section
10644 rather than add_initial_output_section.
10645 (Layout::finish_dynamic_section): Likewise.
10647 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10648 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10649 know the dynamic type.
10650 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10651 field. Initialize it in constructor.
10652 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10653 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10654 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10657 * output.cc (Output_reloc::get_address): Change return type to
10659 * output.h (class Output_reloc): Update get_address declaration.
10660 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10661 for section addresses.
10663 2008-05-09 Ian Lance Taylor <iant@google.com>
10666 * gold.cc (gold_nomem): Use return value of write.
10668 2008-05-08 Ian Lance Taylor <iant@google.com>
10670 * symtab.c (Symbol::init_base_output_data): Add version
10671 parameter. Change all callers.
10672 (Symbol::init_base_output_segment): Likewise.
10673 (Symbol::init_base_constant): Likewise.
10674 (Symbol::init_base_undefined): Likewise.
10675 (Sized_symbol::init_output_data): Likewise.
10676 (Sized_symbol::init_output_segment): Likewise.
10677 (Sized_symbol::init_constant): Likewise.
10678 (Sized_symbol::init_undefined): Likewise.
10679 (Symbol_table::do_define_in_output_data): If the new symbol has a
10680 version, mark it as the default.
10681 (Symbol_table::do_define_in_output_segment): Likewise.
10682 (Symbol_table::do_define_as_constant): Likewise.
10683 * symtab.h (class Symbol): Update declarations.
10684 (class Sized_symbol): Likewise.
10685 * resolve.cc (Symbol::override_version): New function.
10686 (Symbol::override_base): Call override_version.
10687 (Symbol::override_base_with_special): Likewise.
10688 * testsuite/ver_script_8.script: New file.
10689 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10690 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10691 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10692 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10694 2008-05-06 Ian Lance Taylor <iant@google.com>
10697 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10699 (class General_options): Remove existing --undefined, and add
10700 --no-undefined instead. Add new --undefined as synonym for -u.
10701 * archive.cc (Archive::add_symbols): Check whether symbol was
10703 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10704 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10705 all uses. Add IS_UNDEFINED. Update declarations to split
10706 different versions of init_base. Declare init_base_undefined.
10707 (Symbol::is_defined): Handle IS_UNDEFINED.
10708 (Symbol::is_undefined): Likewise.
10709 (Symbol::is_weak_undefined): Call is_undefined.
10710 (Symbol::is_absolute): Handle IS_CONSTANT.
10711 (class Sized_symbol): Update declarations to split different
10712 versions of init. Declare init_undefined.
10713 (class Symbol_table): Declare new functions.
10714 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10715 Change all callers.
10716 (Symbol::init_base_output_data): Likewise.
10717 (Symbol::init_base_output_segment): Likewise.
10718 (Symbol::init_base_constant): Likewise.
10719 (Symbol::init_base_undefined): New function.
10720 (Sized_symbol::init_object): Rename from init. Change all
10722 (Sized_symbol::init_output_data): Likewise.
10723 (Sized_symbol::init_output_segment): Likewise.
10724 (Sized_symbol::init_constant): Likewise.
10725 (Sized_symbol::init_undefined): New function.
10726 (Symbol_table::add_undefined_symbols_from_command_line): New
10728 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10730 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10731 (Symbol::output_section): Likewise.
10732 (Symbol::set_output_section): Likewise.
10733 (Symbol_table::sized_finalize_symbol): Likewise.
10734 (Symbol_table::sized_write_globals): Likewise.
10735 * resolve.cc (Symbol_table::should_override): Likewise.
10736 (Symbol::override_base_with_special): Likewise.
10738 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10739 symbol, change it to have default visibility.
10740 * testsuite/protected_1.cc: New file.
10741 * testsuite/protected_2.cc: New file.
10742 * testsuite/protected_3.cc: New file.
10743 * testsuite/protected_main_1.cc: New file.
10744 * testsuite/protected_main_2.cc: New file.
10745 * testsuite/protected_main_3.cc: New file.
10746 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10747 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10748 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10749 (protected_1.so): New target.
10750 (protected_1_pic.o, protected_2_pic.o): New targets.
10751 (protected_3_pic.o): New target.
10752 (check_PROGRAMS): Add protected_2.
10753 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10754 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10755 * testsuite/Makefile.in: Rebuild.
10757 * options.h (DEFINE_var): Add set_user_set_##varname__.
10758 (DEFINE_bool_alias): New macro.
10759 (class General_options): Define -Bstatic using DEFINE_bool_alias
10760 rather than DEFINE_special. Add --undefined as an alias for -z
10762 * options.cc (General_options::parse_Bstatic): Remove.
10764 * options.h (class General_options): Add --fatal-warnings.
10765 * main.cc (main): Implement --fatal-warnings.
10766 * errors.h (Errors::warning_count): New function.
10768 * options.h (class General_options): Add -Bsymbolic-functions.
10769 * symtab.h (Symbol::is_preemptible): Check for
10770 -Bsymbolic-functions.
10772 2008-05-05 Ian Lance Taylor <iant@google.com>
10774 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10775 as noVARNAME rather than no-VARNAME.
10776 (class General_options): Add option -z combreloc.
10777 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10779 (Output_reloc::sort_before) [SHT_REL]: New function.
10780 (Output_reloc::sort_before) [SHT_RELA]: New function.
10781 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10782 Sort_relocs_comparison.
10783 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10784 parameter. Change all callers.
10785 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10786 sort_relocs parameter. Change all callers.
10787 * output.cc (Output_reloc::get_address): New function, broken out
10789 (Output_reloc::write_rel): Call it.
10790 (Output_reloc::compare): New function.
10791 (Output_data_reloc_base::do_write): Optionally sort relocs.
10793 * configure.ac: If targ_extra_obj is set, link it in.
10794 * configure.tgt: Initialize all variables.
10795 (x86_64*): Set targ_extra_obj and targ_extra_size.
10796 * configure: Rebuild.
10798 * object.cc (Sized_relobj::include_section_group): Adjust section
10799 indexes read from group data. Build vector to pass to
10801 * layout.cc (Layout::layout_group): Add flags and shndxes
10802 parameters. Remove contents parameter. Change caller. Update
10803 explicit instantiations.
10804 * layout.h (class Layout): Update layout_group declaration.
10805 * output.cc (Output_data_group::Output_data_group): Add flags and
10806 input_shndxes parameters. Remove contents parameter. Change
10808 (Output_data_group::do_write): Change input_sections_ to
10810 * output.h (class Output_data_group): Update constructor
10811 declaration. Rename input_sections_ to input_shndxes_.
10812 * testsuite/many_sections_test.cc: Add template.
10814 2008-04-30 Cary Coutant <ccoutant@google.com>
10816 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10818 * layout.cc (Layout::include_section): Refactored check for debug
10820 (Layout::add_comdat): Add new parameters. Change type
10821 of signature parameter. Add object and shndx to signatures table.
10822 (Layout::find_kept_object): New function.
10823 * layout.h: Include <cstring>.
10824 (Layout::is_debug_info_section): New function.
10825 (Layout::add_comdat): Add new parameters.
10826 (Layout::find_kept_object): New function.
10827 (Layout::Kept_section): New struct.
10828 (Layout::Signatures): Change type of map range.
10829 * object.cc (Relobj::output_section_address): New function.
10830 (Sized_relobj::include_section_group): Add new parameters. Change
10831 calls to Layout::add_comdat. Change to build table of kept comdat
10832 groups and table mapping discarded sections to kept sections.
10833 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10834 (Sized_relobj::do_layout): Change calls to include_section_group and
10835 include_linkonce_section.
10836 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10837 value to zero when section is discarded.
10838 (Sized_relobj::map_to_kept_section): New function.
10839 * object.h (Relobj::output_section_address): New function.
10840 (Relobj::Comdat_group): New type.
10841 (Relobj::find_comdat_group): New function.
10842 (Relobj::Comdat_group_table): New type.
10843 (Relobj::Kept_comdat_section): New type.
10844 (Relobj::Kept_comdat_section_table): New type.
10845 (Relobj::add_comdat_group): New function.
10846 (Relobj::set_kept_comdat_section): New function.
10847 (Relobj::get_kept_comdat_section): New function.
10848 (Relobj::comdat_groups_): New field.
10849 (Relobj::kept_comdat_sections_): New field.
10850 (Symbol_value::input_value): Update comment.
10851 (Sized_relobj::map_to_kept_section) New function.
10852 (Sized_relobj::include_linkonce_section): Add new parameter.
10853 * target-reloc.h (Comdat_behavior): New type.
10854 (get_comdat_behavior): New function.
10855 (relocate_section): Add code to map a discarded section to the
10856 corresponding kept section when applying a relocation.
10858 2008-04-30 Craig Silverstein <csilvers@google.com>
10860 * dwarf_reader.cc (next_generation_count): New static var.
10861 (Addr2line_cache_entry): New struct.
10862 (addr2line_cache): New static var.
10863 (Dwarf_line_info::one_addr2line): Added caching.
10864 (Dwarf_line_info::clear_addr2line_cache): New function.
10865 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10866 cache-size parameter.
10867 (Dwarf_line_info::one_addr2line_cache): New function.
10868 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10869 new cache-size argument to one_addr2line(), and clear cache.
10871 2008-04-28 Cary Coutant <ccoutant@google.com>
10873 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10874 R_386_PC8 relocations.
10876 2008-04-23 Ian Lance Taylor <iant@google.com>
10878 * object.cc (Sized_relobj::include_section_group): Check for
10879 invalid section group.
10881 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10884 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10885 than read for file header.
10886 * archive.cc (Archive::include_member): Likewise.
10888 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10890 * aclocal.m4: Regenerate.
10891 * configure: Regenerate.
10893 2008-04-19 Ian Lance Taylor <iant@google.com>
10895 * version.cc (version_string): Bump to 1.6.
10897 * testsuite/Makefile.am (many_sections_r_test): New target.
10898 (many_sections_r_test_SOURCES): Remove.
10899 (many_sections_r_test_DEPENDENCIES): Remove.
10900 (many_sections_r_test_LDFLAGS): Remove.
10901 (many_sections_r_test_LDADD): Remove.
10903 * object.cc (Sized_relobj::do_add_symbols): Always pass
10904 local_symbol_count_ to add_from_relobj.
10906 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10907 every thousand variables.
10908 * testsuite/Makefile.in: Rebuild.
10910 * object.cc (Xindex::initialize_symtab_xindex): New function.
10911 (Xindex::read_symtab_xindex): New function.
10912 (Xindex::sym_xindex_to_shndx): New function.
10913 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10915 (Sized_relobj::do_initialize_xindex): New function.
10916 (Sized_relobj::do_read_symbols): Adjust section links.
10917 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10918 parameter. Change all callers.
10919 (Sized_relobj::include_section_group): Adjust section links and
10920 symbol section indexes.
10921 (Sized_relobj::do_layout): Adjust section links.
10922 (Sized_relobj::do_count_local_symbols): Adjust section links and
10923 symbol section indexes.
10924 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10925 ordinary and special symbols.
10926 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10927 dynsym_xindex parameters. Change all callers. Adjust section
10928 links. Use SHN_XINDEX when needed.
10929 (Sized_relobj::get_symbol_location_info): Adjust section links.
10930 Don't get fooled by special symbols.
10931 * object.h (class Xindex): Define.
10932 (class Object): Add xindex_ parameter. Declare virtual functoin
10933 do_initialize_xindex.
10934 (Object::adjust_sym_shndx): New function.
10935 (Object::set_xindex): New protected function.
10936 (class Symbol_value): Add is_ordinary_shndx_ field.
10937 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10938 (Symbol_value::value): Assert ordinary section.
10939 (Symbol_value::initialize_input_to_output_map): Likewise.
10940 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10941 Change all callers.
10942 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10944 (class Sized_relobj): Update declarations.
10945 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10946 parameter. Change all callers.
10947 (Sized_relobj::adjust_shndx): New function.
10948 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10950 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10951 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10952 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10953 (Sized_dynobj::read_dynsym_section): Adjust section links.
10954 (Sized_dynobj::read_dynamic): Likewise.
10955 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10957 (Sized_dynobj::do_initialize_xindex): New function.
10958 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10959 do_initialize_xindex.
10960 (Sized_dynobj::adjust_shndx): New function.
10961 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10962 dynsym_xindex_ fields.
10963 (Layout::finalize): Add a call to set_section_indexes before
10964 creating the symtab sections.
10965 (Layout::set_section_indexes): Don't do anything if the section
10966 already has a section index.
10967 (Layout::create_symtab_sections): Add shnum parameter. Change
10968 caller. Create .symtab_shndx section if needed.
10969 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10971 (Layout::allocated_output_section_count): New function.
10972 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10974 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10975 fields. Update declarations.
10976 (Layout::symtab_xindex): New function.
10977 (Layout::dynsym_xindex): New function.
10978 (class Write_symbols_task): Add layout_ field.
10979 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10981 * output.cc (Output_section_headers::Output_section_headers): Add
10982 shstrtab_section parameter. Change all callers.
10983 (Output_section_headers::do_sized_write): Store overflow values
10984 for section count and section string table section index in
10985 section header zero.
10986 (Output_file_header::do_sized_write): Check for overflow of
10987 section count and section string table section index.
10988 (Output_symtab_xindex::do_write): New function.
10989 (Output_symtab_xindex::endian_do_write): New function.
10990 * output.h (class Output_section_headers): Add shstrtab_section_.
10991 Update declarations.
10992 (class Output_symtab_xindex): Define.
10993 (Output_section::has_out_shndx): New function.
10994 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10996 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10997 Change all callers.
10998 (Sized_symbol::init): Likewise.
10999 (Symbol::output_section): Check for ordinary symbol.
11000 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11001 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11003 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11004 Change all callers. Simplify handling of symbols from sections
11005 not included in the link.
11006 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11008 (Weak_alias_sorter::operator()): Assert that symbols are
11010 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11012 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11013 parameters. Change all callers.
11014 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11015 symbol distinction. Use SHN_XINDEX when needed.
11016 (Symbol_table::write_section_symbol): Add symtab_xindex
11017 parameter. Change all callers.
11018 (Symbol_table::sized_write_section_symbol): Likewise. Use
11019 SHN_XINDEX when needed.
11020 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11022 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11023 (Symbol::is_defined): Check is_ordinary.
11024 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11025 (Symbol::is_absolute, Symbol::is_common): Likewise.
11026 (class Sized_symbol): Update declarations.
11027 (class Symbol_table): Update declarations.
11028 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11029 parameters. Change all callers.
11030 (Sized_symbol::override): Likewise.
11031 (Symbol_table::override): Likewise.
11032 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11033 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11034 is_ordinary, and orig_st_shndx parameters. Change all callers.
11035 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11036 to be in an ordinary section.
11037 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11038 object and is_ordinary parameters. Change all callers.
11039 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11040 Change all callers. Don't add undefined or non-ordinary symbols
11042 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11043 Change all callers.
11044 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11046 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11047 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11048 (Sized_relobj::relocate_sections): Likewise.
11049 * target-reloc.h (scan_relocs): Adjust section symbol index.
11050 (scan_relocatable_relocs): Likewise.
11051 * i386.cc (Scan::local): Check for ordinary symbols.
11052 * sparc.cc (Scan::local): Likewise.
11053 * x86_64.cc (Scan::local): Likewise.
11054 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11055 to symbol_section_and_value.
11056 * testsuite/many_sections_test.cc: New file.
11057 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11058 (check_PROGRAMS): Add many_sections_test.
11059 (many_sections_test_SOURCES): Define.
11060 (many_sections_test_DEPENDENCIES): Define.
11061 (many_sections_test_LDFLAGS): Define.
11062 (BUILT_SOURCES): Add many_sections_define.h.
11063 (many_sections_define.h): New target.
11064 (BUILT_SOURCES): Add many_sections_check.h.
11065 (many_sections_check.h): New target.
11066 (check_PROGRAMS): Add many_sections_r_test.
11067 (many_sections_r_test_SOURCES): Define.
11068 (many_sections_r_test_DEPENDENCIES): Define.
11069 (many_sections_r_test_LDFLAGS): Define.
11070 (many_sections_r_test_LDADD): Define.
11071 (many_sections_r_test.o): New target.
11072 * testsuite/Makefile.in: Rebuild.
11074 2008-04-17 Cary Coutant <ccoutant@google.com>
11076 * errors.cc (Errors::info): New function.
11077 (gold_info): New function.
11078 * errors.h (Errors::info): New function.
11079 * gold.h (gold_info): New function.
11080 * object.cc (Input_objects::add_object): Print trace output.
11081 * options.cc (options::parse_set): New function.
11082 (General_options::parse_wrap): Deleted.
11083 (General_options::General_options): Deleted initializer.
11084 * options.h (options::String_set): New typedef.
11085 (options::parse_set): New function.
11086 (DEFINE_set): New macro.
11087 (General_options::wrap): Changed to use DEFINE_set. Changed
11088 callers of any_wrap_symbols and is_wrap_symbol.
11089 (General_options::trace, General_options::trace_symbol):
11091 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11092 (General_options::wrap_symbols_): Deleted.
11093 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11095 2008-04-17 David S. Miller <davem@davemloft.net>
11097 * options.cc (General_options::parse_V): New function.
11098 * options.h: Add entries for -V and -Qy.
11100 2008-04-17 Ian Lance Taylor <iant@google.com>
11102 * common.cc (Symbol_table::allocate_commons): Remove options
11103 parameter. Change caller.
11104 (Symbol_table::do_allocate_commons): Remove options parameter.
11105 Change caller. Just call do_allocate_commons_list twice.
11106 (Symbol_table::do_allocate_commons_list): New function, broken out
11107 of do_allocate_commons.
11108 * common.h (class Allocate_commons_task): Remove options_ field.
11109 Update constructor.
11110 * symtab.cc (Symbol_table::Symbol_table): Initialize
11112 (Symbol_table::add_from_object): Put TLS common symbols on
11114 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11115 which are IN_OUTPUT_DATA.
11116 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11117 allocate_commons and do_allocate_commons declarations. Declare
11118 do_allocate_commons_list.
11119 * gold.cc (queue_middle_tasks): Update creation of
11120 Allocate_commons_task to not pass options.
11121 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11122 (TLS_TEST_C_FLAGS): New variable.
11123 (tls_test_c_pic.o): New target.
11124 (tls_test_shared.so): Link in tls_test_c_pic.o.
11125 (tls_test_c_pic_ie.o): New target.
11126 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11127 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11128 (tls_test_c.o): New target.
11129 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11130 (tls_pic_test_LDADD): Likewise.
11131 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11132 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11133 (tls_test_c_gnu2.o): New target.
11134 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11136 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11137 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11138 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11139 * testsuite/tls_test.cc: Include "config.h".
11140 (t_last): Call t11_last.
11141 * testsuite/tls_test.h (t11, t11_last): Declare.
11142 * testsuite/tls_test_c.c: New file.
11143 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11144 * configure.ac: Check for OpenMP support.
11145 * configure, config.in, Makefile.in: Rebuild.
11146 * testsuite/Makefile.in: Rebuild.
11148 2008-04-16 Cary Coutant <ccoutant@google.com>
11150 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11151 (Target_i386::tls_base_symbol_defined_): New field.
11152 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11153 (Target_i386::Scan::global): Likewise.
11154 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11155 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11156 (Target_x86_64::tls_base_symbol_defined_): New field.
11157 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11158 (Target_x86_64::Scan::global): Likewise.
11160 2008-04-16 Cary Coutant <ccoutant@google.com>
11162 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11163 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11164 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11165 building shared libraries.
11166 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11167 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11168 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11169 * testsuite/Makefile.in: Rebuild.
11170 * testsuite/weak_undef.h: New file.
11171 * testsuite/weak_undef_file1.cc: Add extra test cases.
11172 * testsuite/weak_undef_file2.cc: Likewise.
11173 * testsuite/weak_undef_test.cc: Likewise.
11175 2008-04-16 David S. Miller <davem@davemloft.net>
11177 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11178 Add issued_non_pic_error_ field. Declare check_non_pic.
11179 (Target_sparc::Scan::check_non_pic): New function.
11180 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11181 (Target_sparc::Scan::global): Likewise.
11183 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11184 * configure: Rebuild.
11186 * options.h (DEFINE_enable): New macro.
11187 (new_dtags): New enable option.
11188 (initfirst, interpose, loadfltr, nodefaultlib,
11189 nodelete, nodlopen, nodump): New -z options.
11190 * layout.cc (Layout:finish_dynamic_section): If new
11191 dtags enabled, emit DT_RUNPATH. Also, emit a
11192 DT_FLAGS_1 containing any specified -z flags.
11194 2008-04-16 Ian Lance Taylor <iant@google.com>
11196 * copy-relocs.cc: New file.
11197 * copy-relocs.h: New file.
11198 * reloc.cc: Remove Copy_relocs code.
11199 * reloc.h: Likewise.
11200 * reloc-types.h (struct Reloc_types) [both versions]: Add
11201 get_reloc_addend_noerror.
11202 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11203 variants of add_global which take an addend which must be zero.
11204 * i386.cc: Include "copy-relocs.h".
11205 (class Target_i386): Change type of copy_relocs_ to variable,
11206 update initializer.
11207 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11208 Change all callers.
11209 (Target_i386::do_finalize_sections): Change handling of
11211 * sparc.cc: Include "copy-relocs.h".
11212 (class Target_sparc): Change type of copy_relocs_ to variable,
11213 update initializer.
11214 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11215 Change all callers.
11216 (Target_sparc::do_finalize_sections): Change handling of
11218 * x86_64.cc: Include "copy-relocs.h".
11219 (class Target_x86_64): Change type of copy_relocs_ to variable,
11220 update initializer.
11221 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11222 class. Change all callers.
11223 (Target_x86_64::do_finalize_sections): Change handling of
11225 * Makefile.am (CCFILES): Add copy-relocs.cc.
11226 (HFILES): Add copy-relocs.h.
11228 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11230 * testsuite/script_test_4.sh: Permit leading zeroes.
11232 2008-04-15 Ian Lance Taylor <iant@google.com>
11234 * script-sections.cc (Script_sections::create_segments): Use
11235 header_size_adjustment even when there is enough room for the
11237 * testsuite/script_test_4.sh: New file.
11238 * testsuite/script_test_4.t: New file.
11239 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11240 (check_DATA): Add script_test_4.stdout.
11241 (MOSTLYCLEANFILES): Likewise.
11242 (script_test_4): New target.
11243 (script_test_4.stdout): New target.
11244 * testsuite/Makefile.in: Rebuild.
11246 * sparc.cc: Add definitions for Output_data_plt_sparc class
11249 2008-04-14 David S. Miller <davem@davemloft.net>
11251 * sparc.cc: New file.
11252 * Makefile.am (TARGETSOURCES): Add sparc.cc
11253 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11254 * configure.tgt: Document targ_extra_size and
11255 targ_extra_big_endian. Add entries for sparc-* and
11257 * configure.ac: Handle targ_extra_size and
11258 targ_extra_big_endian.
11259 * Makefile.in: Rebuild.
11260 * configure: Likewise.
11261 * po/POTFILES.in: Likewise.
11262 * po/gold.pot: Likewise.
11264 2008-04-14 Ian Lance Taylor <iant@google.com>
11266 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11267 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11268 in the name/type/flags to section mapping. Don't call
11269 allocate_output_section.
11270 (Layout::choose_output_section): Change parameter from adjust_name
11271 to is_input_section. Don't permit input sections after sections
11272 are attached to segments. Don't call allocate_output_section.
11273 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11274 not write_enable_output_section.
11275 (Layout::make_output_section): Don't push to
11276 unattached_section_list_ nor call attach_to_segment. Call
11277 attach_section_to_segment if sections are attached.
11278 (Layout::attach_sections_to_segments): New function.
11279 (Layout::attach_section_to_segment): New function.
11280 (Layout::attach_allocated_section_to_segment): Rename from
11281 attach_to_segment. Remove flags parameter.
11282 (Layout::allocate_output_section): Remove function.
11283 (Layout::write_enable_output_section): Remove function.
11284 * layout.h (class Layout): Update for above changes. Add new
11285 field sections_are_attached_.
11286 * output.h (Output_section::update_flags_for_input_section): New
11288 * output.cc (Output_section::add_input_section): Call
11289 update_flags_for_input_section.
11290 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11292 2008-04-11 Cary Coutant <ccoutant@google.com>
11294 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11295 thought unnecessary.
11296 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11298 2008-04-11 Ian Lance Taylor <iant@google.com>
11300 * output.h (class Output_section_data): Remove inline definition
11302 * output.cc (Output_section_data::set_addralign): New function.
11304 2008-04-11 Cary Coutant <ccoutant@google.com>
11306 Add support for TLS descriptors for i386 and x86_64.
11307 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11308 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11309 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11311 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11312 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11313 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11315 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11316 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11317 Fix problem with initial-exec relocations.
11318 (Target_i386::Relocate::relocate_tls): Likewise.
11319 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11321 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11322 support for section-plus-offset dynamic table entries.
11323 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11324 (Output_data_dynamic::Dynamic_entry): Add support for
11325 section-plus-offset dynamic table entries.
11326 (Output_data_dynamic::Classification): Likewise.
11327 (Output_data_dynamic::classification_): Renamed offset_.
11328 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11329 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11330 (Target_x86_64::make_plt_section): New function.
11331 (Target_x86_64::reserve_tlsdesc_entries): New function.
11332 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11333 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11334 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11335 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11336 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11337 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11338 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11339 add extra PLT entry for TLS descriptors.
11340 (Output_data_plt_x86_64::got_): New field.
11341 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11342 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11344 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11346 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11347 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11348 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11349 R_386_TLS_DESC_CALL relocations.
11350 (Target_x86_64::Scan::global): Likewise.
11351 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11352 for TLS descriptors.
11353 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11354 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11355 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11356 GD-to-IE relaxation.
11357 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11358 and TLS_DESCRIPTORS.
11359 * Makefile.in: Rebuild.
11360 * configure: Rebuild.
11361 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11362 (tls_test_shared2.so): New target.
11363 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11364 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11365 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11366 (tls_shared_gd_to_ie_test_LDADD): New variable.
11367 (tls_shared_gnu2_gd_to_ie_test): New target.
11368 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11370 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11371 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11372 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11373 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11374 (tls_shared_gnu2_test): New target.
11375 (tls_test_gnu2_shared.so): New target.
11376 (tls_shared_gnu2_test_SOURCES): New variable.
11377 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11378 (tls_shared_gnu2_test_LDFLAGS): New variable.
11379 (tls_shared_gnu2_test_LDADD): New variable.
11380 * testsuite/Makefile.in: Rebuild.
11381 * testsuite/Makefile.
11383 2008-04-11 Ian Lance Taylor <iant@google.com>
11385 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11387 * testsuite/Makefile.in: Rebuild.
11389 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11391 * testsuite/script_test_2.cc (main): Adjust test.
11393 2008-04-11 David S. Miller <davem@davemloft.net>
11394 Ian Lance Taylor <iant@google.com>
11396 * options.h (General_options): Add entries for '-Y' and
11398 * options.cc (General_options:finalize): If -Y was used, add those
11399 entries to the library path instead of the default "/lib" and
11402 2008-04-11 David S. Miller <davem@davemloft.net>
11404 * testsuite/justsyms.t: Start at 0x100.
11405 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11406 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11408 * testsuite/script_test_2.cc: Adjust string and section length
11411 2008-04-09 Ian Lance Taylor <iant@google.com>
11414 * script-sections.cc (Sections_element::allocate_to_segment): Add
11416 (Output_section_definition::allocate_to_segment): Likewise.
11417 (Orphan_output_section::allocate_to_segment): Likewise.
11418 (Script_sections::attach_sections_using_phdrs_clause): Don't
11419 propagate non-PT_LOAD segments to orphan sections.
11420 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11421 readelf rather than objdump.
11422 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11423 .interp section and PT_INTERP segment are the same size.
11424 * testsuite/Makefile.in: Rebuild.
11426 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11427 aliases for symbols defined in the same object.
11428 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11429 (weak_alias_test_SOURCES): New variable.
11430 (weak_alias_test_DEPENDENCIES): New variable.
11431 (weak_alias_test_LDFLAGS): New variable.
11432 (weak_alias_test_LDADD): New variable.
11433 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11434 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11435 (weak_alias_test_3.o): New target.
11436 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11437 * testsuite/weak_alias_test_main.cc: New file.
11438 * testsuite/weak_alias_test_1.cc: New file.
11439 * testsuite/weak_alias_test_2.cc: New file.
11440 * testsuite/weak_alias_test_3.cc: New file.
11442 2008-04-08 Ian Lance Taylor <iant@google.com>
11444 * options.h (class General_options): Add --noinhibit-exec option.
11445 * main.cc (main): Check --noinhibit-exec.
11447 * options.h (class General_options): Define --wrap as a special
11448 option. Add wrap_symbols_ field.
11449 (General_options::any_wrap_symbols): New function.
11450 (General_options::is_wrap_symbol): New function.
11451 * options.cc (General_options::parse_wrap): New function.
11452 (General_options::General_options): Initialize wrap_symbols_.
11453 * symtab.cc (Symbol_table::wrap_symbol): New function.
11454 (Symbol_table::add_from_object): Handle --wrap.
11455 * symtab.h (class Symbol_table): Declare wrap_symbol.
11456 * target.h (Target::wrap_char): New function.
11457 (Target::Target_info): Add wrap_char field.
11458 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11459 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11460 * testsuite/testfile.cc (Target_test::test_target_info):
11463 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11466 * layout.h (class Layout): Add added_eh_frame_data_ field.
11467 * layout.cc (Layout::Layout): Initialize new field.
11468 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11469 output section until we find a section we merged successfully.
11470 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11471 that the size be non-zero.
11473 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11476 2008-04-08 Craig Silverstein <csilvers@google.com>
11478 * configure.ac: Export new conditional variable HAVE_ZLIB.
11479 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11481 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11482 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11484 2008-04-07 Ian Lance Taylor <iant@google.com>
11486 * version.cc (version_string): Set to "1.5".
11488 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11489 Add issued_non_pic_error_ field. Declare check_non_pic.
11490 (Target_x86_64::Scan::check_non_pic): New function.
11491 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11492 (Target_x86_64::Scan::global): Likewise.
11494 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11495 addend parameter. Change caller. Handle merge sections.
11496 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11497 Address to Addend. Don't add in the result of
11498 local_section_offset, pass down the addend and use the returned
11500 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11501 Update declarations of local_section_offset and symbol_value.
11502 * testsuite/two_file_test_1.cc (t18): New function.
11503 * testsuite/two_file_test_2.cc (f18): New function.
11504 * testsuite/two_file_test_main.cc (main): Call t18.
11505 * testsuite/two_file_test.h (t18, f18): Declare.
11507 * configure.ac: Don't test for objdump, c++filt, or readelf.
11508 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11510 (TEST_READELF): New variable.
11511 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11512 (check_PROGRAMS): Add two_file_strip_test.
11513 (two_file_strip_test): New target.
11514 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11515 (two_file_same_shared_strip_test_SOURCES): New variable.
11516 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11517 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11518 (two_file_same_shared_strip_test_LDADD): New variable.
11519 (two_file_shared_strip.so): New target.
11520 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11521 (ver_test_5.syms, ver_test_7.syms): Likewise.
11522 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11523 (strip_test_3.stdout): Use TEST_OBJDUMP.
11524 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11526 2008-04-04 Cary Coutant <ccoutant@google.com>
11528 * symtab.h (Symbol::is_weak_undefined): New function.
11529 (Symbol::is_strong_undefined): New function.
11530 (Symbol::is_absolute): New function.
11531 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11532 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11534 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11535 (weak_undef_test): New target.
11536 * testsuite/Makefile.in: Rebuild.
11537 * testsuite/weak_undef_file1.cc: New file.
11538 * testsuite/weak_undef_file2.cc: New file.
11539 * testsuite/weak_undef_test.cc: New file.
11541 2008-04-03 Craig Silverstein <csilvers@google.com>
11543 * compressed_output.h (class Output_compressed_section): Use
11545 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11547 (zlib_compressed_suffix): Removed.
11548 (Output_compressed_section::set_final_data_size): Use unsigned
11550 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11551 Fix linker invocation.
11552 (flagstest_o_specialfile_and_compress_debug_sections):
11554 * testsuite/Makefile.in: Regenerated.
11556 2008-04-02 David S. Miller <davem@davemloft.net>
11558 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11559 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11561 2008-04-02 Craig Silverstein <csilvers@google.com>
11565 2008-04-02 Ian Lance Taylor <iant@google.com>
11567 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11568 parameters. Update for new key type to views_. Change all
11570 (File_read::read): Adjust for byteshift in returned view.
11571 (File_read::add_view): New function, broken out of
11572 find_and_make_view.
11573 (File_read::make_view): New function, broken out of
11574 find_and_make_view.
11575 (File_read::find_or_make_view): Add offset and aligned
11576 parameters. Rewrite accordingly. Change all callers.
11577 (File_read::get_view): Add offset and aligned parameters. Adjust
11578 for byteshift in return value.
11579 (File_read::get_lasting_view): Likewise.
11580 * fileread.h (class File_read): Update declarations.
11581 (class File_read::View): Add byteshift_ field. Add byteshift to
11582 constructor. Add byteshift method.
11583 * archive.h (Archive::clear_uncached_views): New function.
11584 (Archive::get_view): Add aligned parameter. Change all callers.
11585 * object.h (Object::get_view): Add aligned parameter. Change all
11587 (Object::get_lasting_view): Likewise.
11589 * fileread.cc (File_read::release): Don't call clear_views if
11590 there are multiple objects.
11591 * fileread.h (File_read::clear_uncached_views): New function.
11592 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11595 2008-03-31 Cary Coutant <ccoutant@google.com>
11597 Add thin archive support.
11598 * archive.cc (Archive::armagt): New const.
11599 (Archive::setup): Remove task parameter and calls to unlock.
11600 (Archive::unlock_nested_archives): New function.
11601 (Archive::read_header): Add nested_off parameter. Change
11603 (Archive::interpret_header): Likewise.
11604 (Archive::include_all_members): Change to handle thin
11606 (Archive::include_member): Likewise.
11607 * archive.h (Archive::Archive): Add new parameters and
11609 (Archive::armagt): New const.
11610 (Archive::setup): Remove task parameter.
11611 (Archive::unlock_nested_archives): New function.
11612 (Archive::read_header): Add nested_off parameter.
11613 (Archive::interpret_header): Likewise.
11614 (Archive::Nested_archive_table): New typedef.
11615 (Archive::is_thin_archive_): New field.
11616 (Archive::nested_archives_): New field.
11617 (Archive::options_): New field.
11618 (Archive::dirpath_): New field.
11619 (Archive::task_): New field.
11620 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11621 for thin archives. Pass additional parameters to
11622 Archive::Archive. Unlock the archive file after calling
11625 2008-03-29 Ian Lance Taylor <iant@google.com>
11627 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11628 version symbol to be local.
11629 * testsuite/ver_test_4.sh: New file.
11630 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11631 (check_DATA): Add ver_test_4.syms.
11632 (ver_test_4.syms): New target.
11633 * testsuite/Makefile.in: Rebuild.
11636 (Output_section::Input_section_sort_entry::has_priority): New
11638 (Output_section::Input_section_sort_entry::match_file_name): New
11640 (Output_section::Input_section_sort_entry::match_section_name):
11642 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11644 (Output_section::Input_section_sort_entry::match_section_file):
11646 (Output_section::Input_section_sort_compare::operator()): Rewrite
11647 using new Input_section_sort_entry functions. Sort crtbegin and
11648 crtend first. Sort sections with no priority before sections with
11650 * testsuite/initpri1.c (d3): Check j != 4.
11651 (cd5): New constructor/destructor function.
11652 (main): Check j != 2.
11654 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11655 new symbol when resolving, don't call set_is_default.
11656 * testsuite/ver_test_7.cc: New file.
11657 * testsuite/ver_test_7.sh: New file.
11658 * testsuite/Makefile.am (ver_test_7.so): New target.
11659 (ver_test_7.o): New target.
11660 (check_SCRIPTS): Add ver_test_7.sh.
11661 (check_DATA): Add ver_test_7.syms.
11662 (ver_test_7.syms): New target.
11664 2008-03-28 Ian Lance Taylor <iant@google.com>
11666 * layout.cc (Layout::layout): If we see an input section with a
11667 name that needs sorting, set the must_sort flag for the output
11669 (Layout::make_output_section): If the name of the output section
11670 indicates that it might require sorting, set the may_sort flag.
11671 * output.h (Output_section::may_sort_attached_input_sections): New
11673 (Output_section::set_may_sort_attached_input_sections): New
11675 (Output_section::must_sort_attached_input_sections): New
11677 (Output_section::set_must_sort_attached_input_sections): New
11679 (class Output_section): Declare Input_section_sort_entry. Define
11680 Input_section_sort_compare. Declare
11681 sort_attached_input_sections. Add new fields:
11682 may_sort_attached_input_sections_,
11683 must_sort_attached_input_sections_,
11684 attached_input_sections_are_sorted_.
11685 * output.cc (Output_section::Output_section): Initialize new
11687 (Output_section::add_input_section): Add an entry to
11688 input_sections_ if may_sort or must_sort are true.
11689 (Output_section::set_final_data_size): Call
11690 sort_attached_input_sections if necessary.
11691 (Output_section::Input_section_sort_entry): Define new class.
11692 (Output_section::Input_section_sort_compare::operator()): New
11694 (Output_section::sort_attached_input_sections): New function.
11695 * configure.ac: Check whether the compiler supports constructor
11696 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11697 * testsuite/initpri1.c: New file.
11698 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11699 CONSTRUCTOR_PRIORITY.
11700 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11701 (initpri1_LDFLAGS): New variable.
11702 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11704 2008-03-27 Ian Lance Taylor <iant@google.com>
11706 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11707 * testsuite/common_test_1.c: New file.
11708 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11709 (common_test_1_SOURCES): New variable.
11710 (common_test_1_DEPENDENCIES): New variable.
11711 (common_test_1_LDFLAGS): New variable.
11713 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11714 and commons_ correctly when NAME/VERSION does not override
11716 * testsuite/ver_test_6.c: New file.
11717 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11718 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11719 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11721 2008-03-26 Ian Lance Taylor <iant@google.com>
11723 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11724 of an undefined symbol from a version script.
11725 * testsuite/Makefile.am (ver_test_5.so): New target.
11726 (ver_test_5.o): New target.
11727 (check_SCRIPTS): Add ver_test_5.sh.
11728 (check_DATA): Add ver_test_5.syms.
11729 (ver_test_5.syms): New target.
11730 * testsuite/ver_test_5.cc: New file.
11731 * testsuite/ver_test_5.script: New file.
11732 * testsuite/ver_test_5.sh: New file.
11733 * Makefile.in, testsuite/Makefile.in: Rebuild.
11736 Fix problems building gold with gcc 4.3.0.
11737 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11738 (gold_error_at_location, gold_warning_at_location): Use it.
11739 * configure.ac: Check whether we can compile and use a template
11740 function with a printf attribute.
11741 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11742 when jumping over bytes.
11743 * object.cc: Instantiate Object::read_section_data.
11744 * debug.h: Include <cstring>
11745 * dwarf_reader.cc: Include <algorithm>
11746 * main.cc: Include <cstring>.
11747 * options.cc: Include <cstring>.
11748 * output.cc: Include <cstring>.
11749 * script.cc: Include <cstring>.
11750 * script.h: Include <string>.
11751 * symtab.cc: Include <cstring> and <algorithm>.
11752 * target-select.cc: Include <cstring>.
11753 * version.cc: Include <string>.
11754 * testsuite/testmain.cc: Include <cstdlib>.
11755 * configure, config.in: Rebuild.
11757 2008-03-25 Ian Lance Taylor <iant@google.com>
11759 * options.cc: Include "../bfd/bfdver.h".
11760 (options::help): Print bug reporting address.
11762 * version.cc (print_version): Adjust output for current value of
11763 BFD_VERSION_STRING.
11767 * options.cc (options::help): Print list of supported targets.
11768 * target-select.h: Include <vector>.
11769 (class Target_selector): Make machine_, size_, and is_big_endian_
11770 fields const. Add bfd_name_ and instantiated_target_ fields.
11771 (Target_selector::Target_selector): Add bfd_name parameter.
11772 (Target_selector::recognize): Make non-virtual, call
11774 (Target_selector::recognize_by_name): Make non-virtual, call
11775 do_recognize_by_name.
11776 (Target_selector::supported_names): New function.
11777 (Target_selector::bfd_name): New function.
11778 (Target_selector::do_instantiate_target): New pure virtual
11780 (Target_selector::do_recognize): New virtual function.
11781 (Target_selector::do_recognize_by_name): New virtual function.
11782 (Target_selector::instantiate_target): New private function.
11783 (supported_target_names): Declare.
11784 * target-select.cc (Target_selector::Target_selector): Update for
11785 new parameter and fields.
11786 (select_target_by_name): Check that the name matches before
11787 calling recognize_by_name.
11788 (supported_target_names): New function.
11789 * i386.cc (class Target_selector_i386): Update Target_selector
11790 constructor call. Remove recognize and recognize_by_name. Add
11791 do_instantiate_target.
11792 * x86_64.cc (class Target_selector_x86_64): Likewise.
11793 * testsuite/testfile.cc (class Target_selector_test): Update for
11794 changes to Target_selector.
11796 * README: Rewrite, with some notes on unsupported features.
11798 2008-03-24 Cary Coutant <ccoutant@google.com>
11800 * i386.cc (Target_i386::Got_type): New enum declaration.
11801 (Target_i386::Scan::local): Updated callers of Output_data_got
11803 (Target_i386::Scan::global): Likewise.
11804 (Target_i386::Relocate::relocate): Likewise.
11805 (Target_i386::Relocate::relocate_tls): Likewise.
11806 * object.h (Got_offset_list): New class.
11807 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11808 (Sized_relobj::local_got_offset): Likewise.
11809 (Sized_relobj::set_local_got_offset): Likewise.
11810 (Sized_relobj::local_has_tls_got_offset): Removed.
11811 (Sized_relobj::local_tls_got_offset): Removed.
11812 (Sized_relobj::set_local_tls_got_offset): Removed.
11813 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11814 * output.cc (Output_data_got::add_global): Added got_type parameter.
11815 (Output_data_got::add_global_with_rel): Likewise.
11816 (Output_data_got::add_global_with_rela): Likewise.
11817 (Output_data_got::add_global_pair_with_rel): New function.
11818 (Output_data_got::add_global_pair_with_rela): New function.
11819 (Output_data_got::add_local): Added got_type parameter.
11820 (Output_data_got::add_local_with_rel): Likewise.
11821 (Output_data_got::add_local_with_rela): Likewise.
11822 (Output_data_got::add_local_pair_with_rel): New function.
11823 (Output_data_got::add_local_pair_with_rela): New function.
11824 (Output_data_got::add_global_tls): Removed.
11825 (Output_data_got::add_global_tls_with_rel): Removed.
11826 (Output_data_got::add_global_tls_with_rela): Removed.
11827 (Output_data_got::add_local_tls): Removed.
11828 (Output_data_got::add_local_tls_with_rel): Removed.
11829 (Output_data_got::add_local_tls_with_rela): Removed.
11830 * output.h (Output_data_got::add_global): Added got_type parameter.
11831 (Output_data_got::add_global_with_rel): Likewise.
11832 (Output_data_got::add_global_with_rela): Likewise.
11833 (Output_data_got::add_global_pair_with_rel): New function.
11834 (Output_data_got::add_global_pair_with_rela): New function.
11835 (Output_data_got::add_local): Added got_type parameter.
11836 (Output_data_got::add_local_with_rel): Likewise.
11837 (Output_data_got::add_local_with_rela): Likewise.
11838 (Output_data_got::add_local_pair_with_rel): New function.
11839 (Output_data_got::add_local_pair_with_rela): New function.
11840 (Output_data_got::add_global_tls): Removed.
11841 (Output_data_got::add_global_tls_with_rel): Removed.
11842 (Output_data_got::add_global_tls_with_rela): Removed.
11843 (Output_data_got::add_local_tls): Removed.
11844 (Output_data_got::add_local_tls_with_rel): Removed.
11845 (Output_data_got::add_local_tls_with_rela): Removed.
11846 * resolve.cc (Symbol::override_base_with_special): Removed
11847 reference to has_got_offset_ field.
11848 * symtab.cc (Symbol::init_fields): Replaced initialization
11849 of got_offset_ with got_offsets_. Removed initialization
11851 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11852 (Symbol::got_offset): Likewise.
11853 (Symbol::set_got_offset): Likewise.
11854 (Symbol::has_tls_got_offset): Removed.
11855 (Symbol::tls_got_offset): Removed.
11856 (Symbol::set_tls_got_offset): Removed.
11857 (Symbol::got_offset_): Removed.
11858 (Symbol::tls_mod_got_offset_): Removed.
11859 (Symbol::tls_pair_got_offset_): Removed.
11860 (Symbol::got_offsets_): New field.
11861 (Symbol::has_got_offset): Removed.
11862 (Symbol::has_tls_mod_got_offset): Removed.
11863 (Symbol::has_tls_pair_got_offset): Removed.
11864 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11865 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11867 (Target_x86_64::Scan::global): Likewise.
11868 (Target_x86_64::Relocate::relocate): Likewise.
11869 (Target_x86_64::Relocate::relocate_tls): Likewise.
11871 2008-03-25 Ben Elliston <bje@au.ibm.com>
11873 * yyscript.y: Fix spelling error in comment.
11875 2008-03-24 Ian Lance Taylor <iant@google.com>
11877 * options.h (class General_options): Define build_id option.
11878 * layout.h (class Layout): Declare write_build_id, create_note,
11879 create_build_id. Add build_id_note_ member.
11880 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11881 "libiberty.h", "md5.h", "sha1.h".
11882 (Layout::Layout): Initialize eh_frame_data_,
11883 eh_frame_hdr_section_, and build_id_note_.
11884 (Layout::finalize): Call create_build_id.
11885 (Layout::create_note): New function, broken out of
11886 Layout::create_gold_note.
11887 (Layout::create_gold_note): Call create_note.
11888 (Layout::create_build_id): New function.
11889 (Layout::write_build_id): New function.
11890 (Close_task_runner::run): Call write_build_id.
11892 * x86_64.cc: Correct license to GPLv3.
11894 2008-03-23 Ian Lance Taylor <iant@google.com>
11896 * options.cc: Include "demangle.h".
11897 (parse_optional_string): New function.
11898 (parse_long_option): Handle takes_optional_argument.
11899 (parse_short_option): Update dash_z initializer. Handle
11900 takes_optional_argument.
11901 (General_options::General_options): Initialize do_demangle_.
11902 (General_options::finalize): Set do_demangle_. Handle demangling
11904 * options.h (parse_optional_string): Declare.
11905 (struct One_option): Add optional_arg field. Update constructor.
11906 Update call constructor calls. Add takes_optional_argument
11908 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11909 (DEFINE_optional_string): Define.
11910 (General_options::demangle): Change from DEFINE_bool to
11911 DEFINE_optional_string.
11912 (General_options::no_demangle): New function.
11913 (General_options::do_demangle): New function.
11914 (General_options::set_do_demangle): New function.
11915 (General_options::execstack_status_): Move definition to end of
11917 (General_options::static_): Likewise.
11918 (General_options::do_demangle_): New field.
11919 * object.cc (big_endian>::get_symbol_location_info): Call
11920 Options::do_demangle, not Options::demangle.
11921 * symtab.cc (demangle): Likewise.
11923 2008-03-22 Ian Lance Taylor <iant@google.com>
11925 * gold.h: Include <cstddef> and <sys/types.h>
11926 * options.h: Include <cstring>.
11928 2008-03-21 Ian Lance Taylor <iant@google.com>
11930 * Added source code to GNU binutils.