1 2011-08-01 Cary Coutant <ccoutant@google.com>
3 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
4 * gold/testsuite/Makefile.in: Regenerate.
5 * gold/testsuite/justsyms_exec.c: New source file.
6 * gold/testsuite/justsyms_lib.c: New source file.
8 2011-08-01 Cary Coutant <ccoutant@google.com>
10 * layout.cc (Layout::set_segment_offsets): Don't realign text
11 segment if -Ttext was specified.
12 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
14 * object.h (Sized_relobj_file::e_type): New function.
15 (Sized_relobj_file::e_type_): New data member.
16 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
17 base address for ET_EXEC files.
18 * target.cc (Target::do_make_elf_object_implementation): Allow
19 ET_EXEC files with --just-symbols option.
21 2011-07-28 Cary Coutant <ccoutant@google.com>
23 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
24 Add thread_number parameter.
25 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
26 * workqueue-threads.cc
27 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
28 current thread if its thread number is greater than desired thread
30 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
31 Add thread_number parameter.
32 (Workqueue::should_cancel_thread): Likewise.
33 (Workqueue::find_runnable_or_wait): Pass thread_number to
35 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
38 2011-07-22 Sriraman Tallam <tmsriram@google.com>
40 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
41 only after checking if it cannot be forced local.
42 * symtab.h (is_externally_visible): Check if the symbol is not forced
45 2011-07-15 Ian Lance Taylor <iant@google.com>
47 * options.h (class General_options): Add --print-output-format.
48 Move -EL next to -EB, for better --help output.
49 * target-select.cc: Include <cstdio>, "options.h", and
51 (Target_selector::do_target_bfd_name): New function.
52 (print_output_format): New function.
53 * target-select.h (class Target_selector): Update declarations.
54 (Target_selector::target_bfd_name): New function.
55 (print_output_format): Declare.
56 * main.cc: Include "target-select.h".
57 (main): Handle --print-output-format.
58 * gold.cc: Include "target-select.h".
59 (queue_initial_tasks): Handle --print-output-format when there are
61 * parameters.cc (parameters_force_valid_target): Give a better
62 error message if -EB/-EL does not match target.
63 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
66 2011-07-15 Ian Lance Taylor <iant@google.com>
68 * i386.cc (class Output_data_plt_i386): Add layout_ field.
69 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
70 (Output_data_plt_i386::do_write): Write address of .dynamic
71 section to first entry in .got.plt section.
72 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
73 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
75 (Output_data_plt_x86_64::do_write): Write address of .dynamic
76 section to first entry in .got.plt section.
77 * layout.h (Layout::dynamic_section): New function.
79 2011-07-13 Sriraman Tallam <tmsriram@google.com>
81 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
83 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
84 input_section_position_, and input_section_glob_.
85 (read_layout_from_file): Call function section_ordering_specified.
86 * layout.h (is_section_ordering_specified): New function.
87 (section_ordering_specified): New function.
88 (section_ordering_specified_): New boolean member.
89 * main.cc(main): Call load_plugins after layout object is defined.
90 * output.cc (Output_section::add_input_section): Use
91 function section_ordering_specified to check if section ordering is
93 * output.cc (Output_section::add_relaxed_input_section): Use
94 function section_ordering_specified to check if section ordering is
96 (Output_section::update_section_layout): New function.
97 (Output_section::sort_attached_input_sections): Check if input section
99 * output.h (Output_section::update_section_layout): New function.
100 * plugin.cc (get_section_count): New function.
101 (get_section_type): New function.
102 (get_section_name): New function.
103 (get_section_contents): New function.
104 (update_section_order): New function.
105 (allow_section_ordering): New function.
106 (Plugin::load): Add the new interfaces to the transfer vector.
107 (Plugin_manager::load_plugins): New parameter.
108 (Plugin_manager::all_symbols_read): New parameter.
109 (Plugin_manager::claim_file): New parameter. Save the elf object for
111 (Plugin_manager::get_elf_object): New function.
112 (Plugin_manager::get_view): Change to directly use the bool to check
113 if get_view is called from claim_file_hook.
114 * plugin.h (input_objects): New function
115 (Plugin__manager::load_plugins): New parameter.
116 (Plugin_manager::claim_file): New parameter.
117 (Plugin_manager::get_elf_object): New function.
118 (Plugin_manager::in_claim_file_handler): New function.
119 (Plugin_manager::in_claim_file_handler_): New member.
120 (layout): New function.
121 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
122 handler with an extra parameter. Make the elf object before calling
124 * testsuite/plugin_test.c (get_section_count): New function pointer.
125 (get_section_type): New function pointer.
126 (get_section_name): New function pointer.
127 (get_section_contents): New function pointer.
128 (update_section_order): New function pointer.
129 (allow_section_ordering): New function pointer.
130 (onload): Check if the new interfaces exist.
132 2011-07-13 Ian Lance Taylor <iant@google.com>
134 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
136 * x86_64.cc (Target_x86_64::got_section): Likewise.
137 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
138 (relro_now_test_SOURCES): New variable.
139 (relro_now_test_DEPENDENCIES): New variable.
140 (relro_now_test_LDFLAGS): New variable.
141 (relro_now_test_LDADD): New variable.
142 (relro_now_test.so): New target.
143 * testsuite/Makefile.in: Rebuild.
145 2011-07-12 Ian Lance Taylor <iant@google.com>
148 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
149 GLOB_DAT relocation rather than a RELATIVE relocation for a
150 protected symbol when creating a shared library.
151 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
152 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
153 * testsuite/protected_main_1.cc (main): Test that protected
154 function has same address.
156 2011-07-11 Ian Lance Taylor <iant@google.com>
159 * options.h (class General_options): Add -Bgroup.
160 * options.cc (General_options::finalize): If -Bgroup is set,
161 default to --unresolved-symbols=report-all.
162 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
163 * target-reloc.h (issue_undefined_symbol_error): Handle
164 --unresolved-symbols=report-all.
166 2011-07-08 Ian Lance Taylor <iant@google.com>
169 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
170 if linker script discards key sections.
171 (Layout::create_dynamic_symtab): Likewise.
172 (Layout::assign_local_dynsym_offsets): Likewise.
173 (Layout::sized_create_version_sections): Likewise.
174 (Layout::create_interp): Likewise.
175 (Layout::finish_dynamic_section): Likewise.
176 (Layout::set_dynamic_symbol_size): Likewise.
178 2011-07-08 Ian Lance Taylor <iant@google.com>
181 * options.h (class General_options): Add --unresolved-symbols.
182 * target-reloc.h (issue_undefined_symbol_error): Check
183 --unresolved-symbols. Add comments.
185 2011-07-08 Ian Lance Taylor <iant@google.com>
187 * testsuite/odr_violation2.cc (Ordering::operator()): Make
188 expression more complex.
190 2011-07-08 Ian Lance Taylor <iant@google.com>
193 * target-reloc.h (issue_undefined_symbol_error): New inline
194 function, broken out of relocate_section.
195 (relocate_section): Call issue_undefined_symbol_error.
196 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
197 there is no TLS segment if we are about to issue an undefined
199 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
201 2011-07-08 Ian Lance Taylor <iant@google.com>
204 * resolve.cc (Symbol_table::should_override): Add fromtype
205 parameter. Change all callers. Give error when linking together
206 TLS and non-TLS symbol.
207 (Symbol_table::should_override_with_special): Add fromtype
208 parameter. Change all callers.
209 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
210 there is no TLS segment if we have reported some errors.
211 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
213 2011-07-08 Ian Lance Taylor <iant@google.com>
216 * target.h (Target::plt_address_for_global): New function.
217 (Target::plt_address_for_local): New function.
218 (Target::plt_section_for_global): Remove.
219 (Target::plt_section_for_local): Remove.
220 (Target::do_plt_address_for_global): New virtual function.
221 (Target::do_plt_address_for_local): New virtual function.
222 (Target::do_plt_section_for_global): Remove.
223 (Target::do_plt_section_for_local): Remove.
224 (Target::register_global_plt_entry): Add Symbol_table and Layout
226 * output.cc (Output_data_got::Got_entry::write): Use
227 plt_address_for_global and plt_address_for_local.
228 * layout.cc (Layout::add_target_dynamic_tags): Use size and
229 address of output section.
230 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
231 got_irelative_, and irelative_count_ fields. Update
233 (Output_data_plt_i386::has_irelative_section): New function.
234 (Output_data_plt_i386::entry_count): Add irelative_count_.
235 (Output_data_plt_i386::set_final_data_size): Likewise.
236 (class Target_i386): Add got_irelative_ and rel_irelative_
237 fields. Update declarations.
238 (Target_i386::Target_i386): Initialize new fields.
239 (Target_i386::do_plt_address_for_global): New function replacing
240 do_plt_section_for_global.
241 (Target_i386::do_plt_address_for_local): New function replacing
242 do_plt_section_for_local.
243 (Target_i386::got_section): Create got_irelative_.
244 (Target_i386::rel_irelative_section): New function.
245 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
246 fields. Don't define __rel_iplt_{start,end}.
247 (Output_data_plt_i386::add_entry): Add symtab and layout
248 parameters. Change all callers. Use different PLT and GOT for
250 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
251 layout parameters. Change all callers. Use different PLT and
253 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
254 (Output_data_plt_i386::rel_irelative): New function.
255 (Output_data_plt_i386::address_for_global): New function.
256 (Output_data_plt_i386::address_for_local): New function.
257 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
258 IRELATIVE GOT when changing IFUNC GOT entries.
259 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
261 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
262 if we didn't create an IRELATIVE GOT.
263 (Target_i386::Relocate::relocate): Use plt_address_for_global and
264 plt_address_for_local.
265 (Target_i386::do_dynsym_value): Use plt_address_for_global.
266 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
267 got_irelative_, and irelative_count_ fields. Update
269 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
270 Initialize new fields. Remove symtab parameter. Change all
272 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
274 (Output_data_plt_x86_64::has_irelative_section): New function.
275 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
276 (class Target_x86_64): Add got_irelative_ and rel_irelative_
277 fields. Update declarations.
278 (Target_x86_64::Target_x86_64): Initialize new fields.
279 (Target_x86_64::do_plt_address_for_global): New function replacing
280 do_plt_section_for_global.
281 (Target_x86_64::do_plt_address_for_local): New function replacing
282 do_plt_section_for_local.
283 (Target_x86_64::got_section): Create got_irelative_.
284 (Target_x86_64::rela_irelative_section): New function.
285 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
286 all callers. Don't create __rel_iplt_{start,end}.
287 (Output_data_plt_x86_64::add_entry): Add symtab and layout
288 parameters. Change all callers. Use different PLT and GOT for
290 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
291 layout parameters. Change all callers. Use different PLT and
293 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
294 parameters. Change all callers. Use different PLT and GOT for
296 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
297 (Output_data_plt_x86_64::rela_irelative): New function.
298 (Output_data_plt_x86_64::address_for_global): New function.
299 (Output_data_plt_x86_64::address_for_local): New function.
300 (Output_data_plt_x86_64::set_final_data_size): Likewise.
301 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
302 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
303 (Target_x86_64::register_global_plt_entry): Add symtab and layout
305 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
307 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
308 symbols if we didn't create an IRELATIVE GOT.
309 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
310 plt_address_for_local.
311 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
312 * testsuite/ifuncvar1.c: New test file.
313 * testsuite/ifuncvar2.c: New test file.
314 * testsuite/ifuncvar3.c: New test file.
315 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
316 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
317 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
318 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
319 * testsuite/Makefile.in: Rebuild.
321 2011-07-07 Cary Coutant <ccoutant@google.com>
323 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
324 (two_file_test_1_ndebug.o): Likewise.
325 (two_file_test_1b_ndebug.o): Likewise.
326 (two_file_test_2_ndebug.o): Likewise.
327 (two_file_test_main_ndebug.o): Likewise.
328 (incremental_test_2): Link with no-debug versions.
330 2011-07-06 Cary Coutant <ccoutant@google.com>
332 * gold/incremental.cc
333 (Output_section_incremental_inputs::write_info_blocks): Check for
334 hidden and internal symbols.
336 2011-07-06 Cary Coutant <ccoutant@google.com>
338 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
339 Check disposition for startup file.
340 (Incremental_inputs::report_command_line): Ignore
341 --incremental-startup-unchanged option.
342 * options.cc (General_options::parse_incremental_startup_unchanged):
344 (General_options::General_options): Initialize new data member.
345 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
346 (General_options): Add --incremental-startup-unchanged option.
347 (General_options::incremental_startup_disposition): New function.
348 (General_options::incremental_startup_disposition_): New data member.
350 2011-07-06 Cary Coutant <ccoutant@google.com>
352 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
353 input file index to Script_info ctor.
354 (Sized_incremental_binary::do_file_has_changed): Find the
355 command-line argument for files named in scripts.
356 * incremental.h (Script_info::Script_info): New ctor
357 with input file index.
358 (Script_info::input_file_index): New function.
359 (Script_info::input_file_index_): New data member.
360 (Incremental_binary::get_library): Add const.
361 (Incremental_binary::get_script_info): Add const.
362 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
363 * testsuite/Makefile.am (incremental_test_5): New test case.
364 (incremental_test_6): New test case.
365 * testsuite/Makefile.in: Regenerate.
367 2011-07-06 Cary Coutant <ccoutant@google.com>
369 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
370 debug output when command lines differ.
372 2011-07-06 Cary Coutant <ccoutant@google.com>
374 * incremental.cc (Incremental_inputs::report_command_line): Ignore
375 --incremental-patch option.
376 * layout.cc (Free_list::allocate): Extend allocation beyond original
378 (Layout::make_output_section): Mark sections that should get
380 * options.cc (parse_percent): New function.
381 * options.h (parse_percent): New function.
382 (DEFINE_percent): New macro.
383 (General_options): Add --incremental-patch option.
384 * output.cc (Output_section::Output_section): Initialize new data
386 (Output_section::add_input_section): Print section name when out
388 (Output_section::add_output_section_data): Likewise.
389 (Output_section::set_final_data_size): Add patch space when
390 doing --incremental-full.
391 (Output_section::do_reset_address_and_file_offset): Remove patch
393 (Output_segment::set_section_list_addresses): Print debug output
394 only if --incremental-update.
395 * output.h (Output_section::set_is_patch_space_allowed): New function.
396 (Output_section::is_patch_space_allowed_): New data member.
397 (Output_section::patch_space_): New data member.
398 * parameters.cc (Parameters::incremental_full): New function.
399 * parameters.h (Parameters::incremental_full): New function
400 * testsuite/Makefile.am (incremental_test_2): Add test for
401 --incremental-patch option.
402 * testsuite/Makefile.in: Regenerate.
403 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
404 (t18): Remove function body.
406 2011-07-05 Doug Kwan <dougkwan@google.com>
409 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
410 Arm_Address type for relocation result.
411 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
413 (Arm_relocate_functions::abs32): Use unaligned access.
414 (Arm_relocate_functions::rel32): Ditto.
415 (Arm_relocate_functions::prel31): Ditto.
416 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
417 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
418 static data relocations.
419 * testsuite/Makefile.in: Regnerate.
420 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
422 2011-07-05 Ian Lance Taylor <iant@google.com>
425 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
426 symbols if necessary.
427 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
429 2011-07-05 Ian Lance Taylor <iant@google.com>
432 * resolve.cc (Symbol::override_base_with_special): Simply override
433 version with special symbol version, ignoring previous version.
435 2011-07-05 Ian Lance Taylor <iant@google.com>
437 * object.cc (Sized_relobj_file::include_section_group): Add
438 information to comment about signature location.
440 2011-07-02 Ian Lance Taylor <iant@google.com>
443 * options.h (class General_options): Add -f and -F.
444 * options.cc (General_options::finalize): Fatal error if -f/-F
445 are used without -shared.
446 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
448 2011-07-02 Ian Lance Taylor <iant@google.com>
450 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
452 2011-07-01 Ian Lance Taylor <iant@google.com>
456 * resolve.cc (Symbol::override_base_with_special): Don't override
457 the version if the overriding symbol has a different name.
458 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
459 all callers. If we give an error about an undefined version,
460 define the base version if necessary.
461 * dynobj.h (class Versions): Update declaration.
462 * testsuite/weak_alias_test_5.cc: New file.
463 * testsuite/weak_alias_test.script: New file.
464 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
465 and versioned_alias have the right value, and call t2.
466 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
467 weak_alias_test_5.so.
468 (weak_alias_test_LDADD): Likewise.
469 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
470 * testsuite/Makefile.in: Rebuild.
472 2011-07-01 Ian Lance Taylor <iant@google.com>
475 * options.h (class General_options): Support -z notext.
476 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
478 (two_file_shared_nonpic.so): Likewise.
479 (two_file_shared_mixed.so): Likewise.
480 (two_file_shared_mixed_1.so): Likewise.
481 (weak_undef_lib_nonpic.so): Likewise.
482 (alt/weak_undef_lib_nonpic.so): Likewise.
483 (tls_test_shared_nonpic.so): Likewise.
484 * testsuite/Makefile.in: Rebuild.
486 2011-07-01 Ian Lance Taylor <iant@google.com>
489 * configure.ac: Test whether static linking works, setting
490 the automake conditional HAVE_STATIC.
491 * testsuite/Makefile.am: Disable tests using -static if
492 HAVE_STATIC is not true.
493 * configure, testsuite/Makefile.in: Rebuild.
495 2011-07-01 Ian Lance Taylor <iant@google.com>
498 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
499 Assert if we see DW_EH_PE_indirect.
500 * target.h (Target::ehframe_datarel_base): New function.
501 (Target::do_ehframe_datarel_base): New target function.
502 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
503 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
506 2011-07-01 Ian Lance Taylor <iant@google.com>
509 * options.h (class General_options): Add
510 --ld-generated-unwind-info.
511 * ehframe.cc (Fde::write): Add address parameter. Change all
512 callers. If associated with PLT, fill in address and size.
513 (Cie::set_output_offset): Only add merge mapping if there is an
515 (Cie::write): Add address parameter. Change all callers.
516 (Eh_frame::add_ehframe_for_plt): New function.
517 * ehframe.h (class Fde): Update declarations. Move shndx_ and
518 input_offset_ fields into union u_, with new plt field.
519 (Fde::Fde): Adjust for new union field.
520 (Fde::Fde) [Output_data version]: New constructor.
521 (Fde::add_mapping): Only add merge mapping if there is an object.
522 (class Cie): Update declarations.
523 (class Eh_frame): Declare add_ehframe_for_plt.
524 * layout.cc (Layout::layout_eh_frame): Break out code into
525 make_eh_frame_section, and call it.
526 (Layout::make_eh_frame_section): New function.
527 (Layout::add_eh_frame_for_plt): New function.
528 * layout.h (class Layout): Update declarations.
529 * merge.cc (Merge_map::add_mapping): Add assertion.
530 * i386.cc: Include "dwarf.h".
531 (class Output_data_plt_i386): Make first_plt_entry,
532 dyn_first_plt_entry, exec_plt_entry, and dyn_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_i386::Output_data_plt_i386): Align to 16-byte
536 boundary. Call add_eh_frame_for_plt if appropriate.
537 * x86_64.cc: Include "dwarf.h".
538 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
539 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
540 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
541 and plt_eh_frame_fde.
542 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
545 2011-06-29 Ian Lance Taylor <iant@google.com>
548 * object.cc (Sized_relobj_file::layout_section): Change shdr
549 parameter to be const.
550 (Sized_relobj_file::layout_eh_frame_section): New function, broken
552 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
553 appropriate. Call layout_eh_frame_section.
554 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
556 * object.h (class Sized_relobj_file): Update declarations.
558 2011-06-29 Ian Lance Taylor <iant@google.com>
561 * script.cc (Token::integer_value): Accept trailing M/m/K/k
563 (Lex::gather_token): Accept trailing M/m/K/k for integers.
565 2011-06-29 Ian Lance Taylor <iant@google.com>
568 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
570 * layout.cc (Layout::layout_eh_frame): Likewise.
572 2011-06-29 Ian Lance Taylor <iant@google.com>
575 * layout.cc (Layout::symtab_section_shndx): New function.
576 * layout.h (class Layout): Declare symtab_section_shndx.
577 * output.cc (Output_section::write_header): Call it.
579 2011-06-29 Ian Lance Taylor <iant@google.com>
582 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
583 symbols which are not used in a relocation.
585 2011-06-28 Ian Lance Taylor <iant@google.com>
588 * layout.cc (Layout::segment_precedes): Don't crash if a linker
589 script create indistinguishable segments.
590 (Layout::set_segment_offsets): Use stable_sort when sorting
591 segments. Pass this to Compare_segments constructor.
592 * layout.h (class Layout): Make segment_precedes non-static.
593 (class Compare_segments): Change from struct to class. Add
594 layout_ field. Add constructor.
596 (Script_sections::attach_sections_using_phdrs_clause): Rename
597 local orphan to is_orphan. Don't report failure to put empty
598 section in segment. On attachment failure, report name of
599 section, and attach to first PT_LOAD segment.
601 2011-06-28 Ian Lance Taylor <iant@google.com>
604 * target-select.cc (Target_selector::Target_selector): Add
605 emulation parameter. Change all callers.
606 (select_target_by_bfd_name): Rename from select_target_by_name.
608 (select_target_by_emulation): New function.
609 (supported_emulation_names): New function.
610 * target-select.h (class Target_selector): Add emulation_ field.
612 (Target_selector::recognize_by_bfd_name): Rename from
613 recognize_by_name. Change all callers.
614 (Target_selector::supported_bfd_names): Rename from
615 supported_names. Change all callers.
616 (Target_selector::recognize_by_emulation): New function.
617 (Target_selector::supported_emulations): New function.
618 (Target_selector::emulation): New function.
619 (Target_selector::do_recognize_by_bfd_name): Rename from
620 do_recognize_by_name. Change all callers.
621 (Target_selector::do_supported_bfd_names): Rename from
622 do_supported_names. Change all callers.
623 (Target_selector::do_recognize_by_emulation): New function.
624 (Target_selector::do_supported_emulations): New function.
625 (select_target_by_bfd_name): Change name in declaration.
626 (select_target_by_emulation): Declare.
627 (supported_emulation_names): Declare.
628 * parameters.cc (parameters_force_valid_target): Try to find
629 target based on emulation from -m option.
630 * options.h (class General_options): Change doc string for -m.
631 * options.cc (help): Print emulations.
632 (General_options::parse_V): Likewise.
633 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
634 Add emulation parameter. Change all callers.
636 2011-06-28 Ian Lance Taylor <iant@google.com>
638 * target.h (class Target): Add osabi_ field.
639 (Target::osabi): New function.
640 (Target::set_osabi): New function.
641 (Target::Target): Initialize osabi_.
642 (Target::do_adjust_elf_header): Make pure virtual.
643 (Sized_target::do_adjust_elf_header): Declare.
644 * target.cc (Sized_target::do_adjust_elf_header): New function.
645 (class Sized_target): Instantiate all versions.
646 * freebsd.h (class Target_freebsd): Remove.
647 (Target_selector_freebsd::do_recognize): Call set_osabi on
649 (Target_selector_freebsd::do_recognize_by_name): Likewise.
650 (Target_selector_freebsd::set_osabi): Remove.
651 * i386.cc (class Target_i386): Inherit from Sized_target rather
653 * x86_64.cc (class Target_x86_64): Likewise.
655 2011-06-28 Ian Lance Taylor <iant@google.com>
657 * target.h (Target::can_check_for_function_pointers): Rewrite.
659 (Target::can_icf_inline_merge_sections): Likewise.
660 (Target::section_may_have_icf_unsafe_poineters): Likewise.
661 (Target::Target_info): Add can_icf_inline_merge_sections field.
662 (Target::do_can_check_for_function_pointers): New virtual
664 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
665 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
666 from can_check_for_function_pointers, move in file.
667 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
668 section_may_have_icf_unsafe_poineters, move in file.
669 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
670 * i386.cc (Target_i386::do_can_check_for_function_pointers):
671 Rename from can_check_for_function_pointers, move in file.
672 (Target_i386::can_icf_inline_merge_sections): Remove.
673 (Target_i386::i386_info): Initialize
674 can_icf_inline_merge_sections.
675 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
676 Initialize can_icf_inline_merge_sections.
677 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
678 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
679 Rename from can_check_for_function_pointers, move in file.
680 (Target_x86_64::can_icf_inline_merge_sections): Remove.
681 (Target_x86_64::x86_64_info): Initialize
682 can_icf_inline_merge_sections.
683 * testsuite/testfile.cc (Target_test::test_target_info):
685 * icf.cc (get_section_contents): Correct formatting.
687 2011-06-27 Ian Lance Taylor <iant@google.com>
689 * symtab.cc (Symbol::versioned_name): New function.
690 (Symbol_table::add_to_final_symtab): Use versioned_name when
692 (Symbol_table::sized_write_symbol): Likewise.
693 * symtab.h (class Symbol): Declare versioned_name.
694 * stringpool.h (class Stringpool_template): Add variant of add
695 which takes a std::basic_string.
696 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
697 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
698 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
699 (ver_test_12.o): New target.
700 * testsuite/Makefile.in: Rebuild.
702 2011-06-27 Doug Kwan <dougkwan@google.com>
704 * arm.cc (Arm_relocate_functions::thm_jump8,
705 Arm_relocate_functions::thm_jump11): Use a wider signed
706 type to compute offset.
707 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
709 * testsuite/Makefile.in: Regenerate.
710 * testsuite/arm_branch_in_range.sh: Check test results of
711 arm_thm_jump11 and arm_thm_jump8.
712 * testsuite/arm_thm_jump11.s: New test source file.
713 * testsuite/arm_thm_jump11.t: New linker script.
714 * testsuite/arm_thm_jump8.s: New test source file.
715 * testsuite/arm_thm_jump8.t: New linker script.
717 2011-06-24 Ian Lance Taylor <iant@google.com>
719 * layout.cc: Include "object.h".
720 (ctors_sections_in_init_array): New static variable.
721 (Layout::is_ctors_in_init_array): New function.
722 (Layout::layout): Add entry to ctors_sections_in_init_array if
724 * layout.h (class Layout): Declare is_ctors_in_init_array.
725 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
726 is_ctors_reverse_view is set.
727 (Sized_relobj_file::write_sections): Add layout parameter. Change
728 all callers. Set is_ctors_reverse_view field of View_size.
729 (Sized_relobj_file::reverse_words): New function.
730 * object.h (Sized_relobj_file::View_size): Add
731 is_ctors_reverse_view field.
732 (class Sized_relobj_file): Update declarations.
733 * testsuite/initpri3.c: New test.
734 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
736 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
737 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
738 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
739 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
740 * testsuite/Makefile.in: Rebuild.
742 2011-06-24 Cary Coutant <ccoutant@google.com>
744 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
745 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
746 (debug_msg_cdebug.err): New targets.
747 * testsuite/Makefile.in: Regenerate.
748 * testsuite/debug_msg.sh: Check output of link with compressed debug.
749 Fix checks for link with shared library.
751 2011-06-24 Doug Kwan <dougkwan@google.com>
753 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
754 skip empty text sections.
755 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
757 2011-06-22 Ian Lance Taylor <iant@google.com>
760 * options.h (class General_options): Add --ctors-in-init-array.
761 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
762 friends as SHT_PROGBITS for merging sections.
763 (Layout::layout): Remove special handling of .init_array and
764 friends. Don't sort if doing relocatable link. Sort for .ctors
765 and .dtors if ctors_in_init_array.
766 (Layout::make_output_section): Force correct section types for
767 .init_array and friends. Don't sort if doing relocatable link,
768 Don't sort .ctors and .dtors if ctors_in_init_array.
769 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
770 (Layout::output_section_name): Add relobj parameter. Change all
771 callers. Handle .ctors. and .dtors. in code rather than table.
772 Handle .ctors and .dtors if ctors_in_init_array.
773 (Layout::match_file_name): New function, moved from output.cc.
774 * layout.h (class Layout): Update declarations.
775 * output.cc: Include "layout.h".
776 (Input_section_sort_entry::get_priority): New function.
777 (Input_section_sort_entry::match_file_name): Just call
778 Layout::match_file_name.
779 (Output_section::Input_section_sort_init_fini_compare::operator()):
780 Handle .ctors and .dtors. Sort by explicit priority rather than
782 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
783 * testsuite/initpri2.c: New test.
784 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
785 (check_PROGRAMS): Add initpri2.
786 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
787 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
788 * configure, testsuite/Makefile.in: Rebuild.
790 2011-06-19 Ian Lance Taylor <iant@google.com>
793 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
794 .interp section to a PT_INTERP segment even if we have seen a
795 --dynamic-linker option. Don't do it if we have seen a PHDRS
796 clause in a linker script.
797 (Layout::finalize): Don't create a .interp section if we've
798 already create a PT_INTERP segment.
799 (Layout::create_interp): Always call choose_output_section (revert
800 patch of 2011-06-17). Don't create PT_INTERP segment.
802 (Script_sections::create_note_and_tls_segments): Add a .interp
803 section to a PT_INTERP segment even if we have seen a
804 --dynamic-linker option.
806 2011-06-18 Ian Lance Taylor <iant@google.com>
808 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
809 merely because a non-PT_LOAD segment has a dynamic reloc.
811 2011-06-18 Ian Lance Taylor <iant@google.com>
813 * layout.cc (Layout::finish_dynamic_section): Don't create
814 DT_FLAGS entry if not needed.
816 2011-06-18 Ian Lance Taylor <iant@google.com>
819 * layout.cc (Layout::layout_eh_frame): Correct handling of
820 writable .eh_frame section.
822 2011-06-17 Ian Lance Taylor <iant@google.com>
825 * resolve.cc (Symbol_table::resolve): Don't give an error if a
826 symbol is redefined with the exact same object and value.
828 2011-06-17 Ian Lance Taylor <iant@google.com>
831 * layout.h (class Layout): Add interp_segment_ field.
832 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
833 (Layout::attach_allocated_section_to_segment): If making shared
834 library, put .interp section in PT_INTERP segment.
835 (Layout::finalize): Also call create_interp if -dynamic-linker
837 (Layout::create_interp): Assert that there is no PT_INTERP
838 segment. If not using a SECTIONS clause, use make_output_section.
839 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
841 (Script_sections::create_note_and_tls_segments): If making shared
842 library, put .interp section in PT_INTERP segment.
844 2011-06-17 Ian Lance Taylor <iant@google.com>
846 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
847 when making a shared library.
849 2011-06-17 Ian Lance Taylor <iant@google.com>
851 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
852 parameter. Change all callers. Don't issue warning about PC32
853 against locally defined symbol.
855 2011-06-16 Ian Lance Taylor <iant@google.com>
857 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
858 occurs in same object.
860 2011-06-14 Alan Modra <amodra@gmail.com>
862 * po/POTFILES.in: Regenerate.
864 2011-06-09 Ian Lance Taylor <iant@google.com>
867 (Orphan_output_section::set_section_addresses): For a relocatable
868 link set address to 0.
870 2011-06-09 Cary Coutant <ccoutant@google.com>
873 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
874 used with --compress-debug-sections.
875 * gold/object.cc (Sized_relobj_file::do_layout): Report
876 uncompressed size of compressed input sections.
878 2011-06-08 Cary Coutant <ccoutant@google.com>
881 * testsuite/two_file_test_2_v1.cc: Change initialization of
882 v2 to keep it in .data.
884 2011-06-07 Cary Coutant <ccoutant@google.com>
886 * common.cc (Symbol_table::do_allocate_commons_list): Call
888 * errors.cc (Errors::fatal): Adjust call to gold_exit.
889 (Errors::fallback): New function.
890 (gold_fallback): New function.
891 * errors.h (Errors::fallback): New function.
892 * gold.cc (gold_exit): Change status parameter to enum; adjust
894 (queue_initial_tasks): Call gold_fallback.
895 * gold.h: Include cstdlib.
896 (Exit_status): New enum type.
897 (gold_exit): Change status parameter to enum.
898 (gold_fallback): New function.
899 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
900 (Layout::create_symtab_sections): Likewise.
901 (Layout::create_shdrs): Likewise.
902 * main.cc (main): Adjust call to gold_exit.
903 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
904 (Output_data_got::add_got_entry_pair): Likewise.
905 (Output_section::add_input_section): Likewise.
906 (Output_section::add_output_section_data): Likewise.
907 (Output_segment::set_section_list_addresses): Likewise.
908 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
910 2011-06-07 Cary Coutant <ccoutant@google.com>
912 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
913 for incremental links.
914 * output.cc (Output_segment::set_section_list_addresses): Remove
915 FIXME and test for TLS or BSS.
917 2011-06-07 Cary Coutant <ccoutant@google.com>
919 * testsuite/Makefile.am: Add incremental_copy_test,
920 incremental_common_test_1.
921 * testsuite/Makefile.in: Regenerate.
922 * testsuite/common_test_1_v1.c: New source file.
923 * testsuite/common_test_1_v2.c: New source file.
924 * testsuite/copy_test_v1.cc: New source file.
926 2011-06-07 Cary Coutant <ccoutant@google.com>
928 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
929 update, allocate common from bss section's free list.
930 * incremental-dump.cc (dump_incremental_inputs): Print flag for
931 linker-defined symbols.
932 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
933 Skip GOT and PLT entries that are no longer referenced.
934 (Output_section_incremental_inputs::write_info_blocks): Mark
935 linker-defined symbols.
936 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
937 * output.cc (Output_section::allocate): New function.
938 * output.h (Output_section::allocate): New function.
939 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
940 linker-defined symbols.
941 (Symbol::override_base_with_special): Copy is_predefined_ flag.
942 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
943 (Symbol::init_base_output_data): Likewise.
944 (Symbol::init_base_output_segment): Likewise.
945 (Symbol::init_base_constant): Likewise.
946 (Sized_symbol::init_output_data): Likewise.
947 (Sized_symbol::init_output_segment): Likewise.
948 (Sized_symbol::init_constant): Likewise.
949 (Symbol_table::do_define_in_output_data): Likewise.
950 (Symbol_table::do_define_in_output_segment): Likewise.
951 (Symbol_table::do_define_as_constant): Likewise.
952 * symtab.h (Symbol::is_predefined): New function.
953 (Symbol::init_base_output_data): Add is_predefined parameter.
954 (Symbol::init_base_output_segment): Likewise.
955 (Symbol::init_base_constant): Likewise.
956 (Symbol::is_predefined_): New data member.
957 (Sized_symbol::init_output_data): Add is_predefined parameter.
958 (Sized_symbol::init_output_segment): Likewise.
959 (Sized_symbol::init_constant): Likewise.
960 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
962 2011-06-07 Cary Coutant <ccoutant@google.com>
964 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
965 instead of emit_copy_reloc.
966 (Copy_relocs::emit_copy_reloc): Refactor.
967 (Copy_relocs::make_copy_reloc): New function.
968 (Copy_relocs::add_copy_reloc): Remove.
969 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
971 (Copy_relocs::make_copy_reloc): New function.
972 (Copy_relocs::add_copy_reloc): Remove.
973 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
974 unchanged input files.
975 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
976 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
977 Reserve BSS space for COPY relocations.
978 (Sized_incremental_binary::do_emit_copy_relocs): New function.
979 (Output_section_incremental_inputs::write_info_blocks): Record
980 whether a symbol is copied from a shared object.
981 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
982 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
983 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
984 (Incremental_input_entry_reader::get_output_symbol_index): Add
986 (Incremental_binary::emit_copy_relocs): New function.
987 (Incremental_binary::do_emit_copy_relocs): New function.
988 (Sized_incremental_binary::Sized_incremental_binary): Initialize
990 (Sized_incremental_binary::add_copy_reloc): New function.
991 (Sized_incremental_binary::do_emit_copy_relocs): New function.
992 (Sized_incremental_binary::Copy_reloc): New struct.
993 (Sized_incremental_binary::Copy_relocs): New typedef.
994 (Sized_incremental_binary::copy_relocs_): New data member.
995 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
996 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
997 * target.h (Sized_target::emit_copy_reloc): New function.
998 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1000 2011-06-02 Cary Coutant <ccoutant@google.com>
1003 * gold/archive.cc (Archive::Archive): Initialize new data member.
1004 (Archive::include_all_members): Return if archive has already been
1006 * gold/archive.h (Archive::include_all_members_): New data member.
1008 2011-06-02 Nick Clifton <nickc@redhat.com>
1010 * dynobj.h: Fix spelling mistake in comment.
1011 * output.cc: Likewise.
1013 2011-05-31 Doug Kwan <dougkwan@google.com>
1017 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1018 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1019 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1020 redundant arm_exidx_test.so.
1021 * testsuite/Makefile.in: Regenerate.
1022 (check_SCRIPTS): Add pr12826.sh
1023 (check_DATA): Add pr12826.stdout
1024 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1025 * testsuite/pr12826.sh: New file.
1026 * testsuite/pr12826_1.s: Ditto.
1027 * testsuite/pr12826_1.s: Ditto.
1029 2011-05-30 Ian Lance Taylor <iant@google.com>
1031 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1034 2011-05-29 Ian Lance Taylor <iant@google.com>
1037 * testsuite/Makefile.am: Use different file name for two_file_test
1038 temporary file for each incremental test.
1039 * testsuite/Makefile.in: Rebuild.
1041 2011-05-29 Ian Lance Taylor <iant@google.com>
1043 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1044 binary input file is empty.
1046 2011-05-27 Ian Lance Taylor <iant@google.com>
1048 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1049 (ver_test_9.so): Likewise.
1050 * testsuite/Makefile.in: Rebuild.
1052 2011-05-26 Cary Coutant <ccoutant@google.com>
1054 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1055 * incremental.cc (Incremental_inputs::report_input_section): Fix
1056 comment, indentation.
1057 (Incremental_inputs::report_comdat_group): New function.
1058 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1059 of data for incremental input file entry.
1060 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1061 group count, COMDAT group signatures.
1062 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1063 an unchanged input file.
1064 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1065 Initialize new data member.
1066 (Incremental_object_entry::add_comdat_group): New function.
1067 (Incremental_object_entry::get_comdat_group_count): New function.
1068 (Incremental_object_entry::get_comdat_signature_key): New function.
1069 (Incremental_object_entry::groups_): New data member.
1070 (Incremental_inputs::report_comdat_group): New function.
1071 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1072 data for incremental input file entry.
1073 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1074 (Incremental_input_entry_reader::get_input_section): Adjust size of
1075 data for incremental input file entry.
1076 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1077 (Incremental_input_entry_reader::get_comdat_group_signature): New
1079 * object.cc (Sized_relobj::include_section_group): Report kept
1080 COMDAT groups for incremental links.
1082 2011-05-24 David Meyer <pdox@google.com>
1084 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1085 with name parameter. Add found_name parameter.
1086 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1087 * dirsearch.h (class Dirsearch): Update declaration.
1089 2011-05-24 Ian Lance Taylor <iant@google.com>
1091 * archive.cc (Library_base::should_include_member): Pull in object
1092 from archive if it defines the entry symbol.
1093 * parameters.cc (Parameters::entry): New function.
1094 * parameters.h (class Parameters): Declare entry.
1095 * output.h (class Output_file_header): Remove entry_ field.
1096 * output.cc (Output_file_header::Output_file_header): Remove entry
1097 parameter. Change all callers.
1098 (Output_file_header::entry): Use parameters->entry.
1099 * gold.cc (queue_middle_tasks): Likewise.
1100 * plugin.cc (Plugin_hook::run): Likewise.
1102 2011-05-24 Cary Coutant <ccoutant@google.com>
1104 * gold.cc (queue_initial_tasks): Pass incremental base filename
1105 to Output_file::open_base_file; don't print error message.
1106 * incremental-dump.cc (main): Adjust call to
1107 Output_file::open_for_modification.
1108 * incremental-dump.cc (main): Likewise.
1109 * incremental.cc (Incremental_inputs::report_command_line):
1110 Ignore --incremental-base option when comparing command lines.
1111 Ignore parameter when given as separate argument.
1112 * options.h (class General_options): Add --incremental-base.
1113 * output.cc (Output_file::Output_file):
1114 (Output_file::open_base_file): Add base_name and writable parameters;
1115 read base file into new file; print error message here.
1116 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1118 * output.h (Output_file::open_for_modification): Rename to...
1119 (Output_file::open_base_file): ...this; add base_name and
1120 writable parameters; adjust all callers.
1121 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1123 * testsuite/Makefile.am (incremental_test_4): Test
1125 * testsuite/Makefile.in: Regenerate.
1127 2011-05-24 Cary Coutant <ccoutant@google.com>
1129 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1131 * testsuite/Makefile.in: Regenerate.
1132 * testsuite/two_file_test_1_v1.cc: New test source file.
1133 * testsuite/two_file_test_1b_v1.cc: New test source file.
1134 * testsuite/two_file_test_2_v1.cc: New test source file.
1136 2011-05-24 Cary Coutant <ccoutant@google.com>
1138 * dynobj.h (Dynobj::do_dynobj): New function.
1139 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1140 flag and soname for shared objects.
1141 * incremental.cc (Incremental_inputs::report_object): Make
1142 either Incremental_object_entry or Incremental_dynobj_entry; add
1143 soname to string table.
1144 (Incremental_inputs::report_input_section): Add assertion.
1145 (Output_section_incremental_inputs::set_final_data_size): Adjust
1146 type of input file entry for shared libraries; adjust size of
1147 shared library info entry.
1148 (Output_section_incremental_inputs::write_input_files): Write
1149 as_needed flag for shared libraries.
1150 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1151 of input file entry for shared libraries; write soname.
1152 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1153 soname from incremental info.
1154 * incremental.h (enum Incremental_input_flags): Add
1155 INCREMENTAL_INPUT_AS_NEEDED.
1156 (Incremental_input_entry::Incremental_input_entry): Initialize new
1158 (Incremental_input_entry::set_as_needed): New function.
1159 (Incremental_input_entry::as_needed): New function.
1160 (Incremental_input_entry::do_dynobj_entry): New function.
1161 (Incremental_input_entry::as_needed_): New data member.
1162 (Incremental_object_entry::Incremental_object_entry): Don't check
1164 (Incremental_object_entry::do_type): Likewise.
1165 (class Incremental_dynobj_entry): New class.
1166 (Incremental_input_entry_reader::as_needed): New function.
1167 (Incremental_input_entry_reader::get_soname): New function.
1168 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1169 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1170 size of shared library info entry.
1171 * layout.cc (Layout::finish_dynamic_section): Don't test for
1172 incremental link when adding DT_NEEDED entries.
1173 * object.h (Object::Object): Initialize new data member.
1174 (Object::dynobj): New function.
1175 (Object::set_as_needed): New function.
1176 (Object::as_needed): New function.
1177 (Object::do_dynobj): New function.
1178 (Object::as_needed_): New data member.
1180 2011-05-24 Cary Coutant <ccoutant@google.com>
1182 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1183 info; adjust display of GOT entries.
1184 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1185 vector of input objects; remove file_status_.
1186 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1187 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1188 got_plt reader; call target hooks to reserve GOT entries.
1189 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1190 of input file info header and GOT info entry.
1191 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1193 (Got_plt_view_info::got_descriptor): Remove.
1194 (Got_plt_view_info::sym_index): New data member.
1195 (Got_plt_view_info::input_index): New data member.
1196 (Local_got_offset_visitor::visit): Write input file index.
1197 (Global_got_offset_visitor::visit): Write 0 for input file index.
1198 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1199 with sym_index and input_index.
1200 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1201 incremental info GOT entry; replace got_descriptor with input_index.
1202 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1203 map from input file index to object.
1204 (Sized_relobj_incr::do_layout): Replace direct data member reference
1205 with accessor function.
1206 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1207 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1208 Adjust size of input file info header.
1209 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1210 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1211 (Incremental_input_entry_reader::get_input_section): Adjust size of
1212 input file info header.
1213 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1214 of incremental info GOT entry.
1215 (Incremental_got_plt_reader::get_got_desc): Remove.
1216 (Incremental_got_plt_reader::get_got_symndx): New function.
1217 (Incremental_got_plt_reader::get_got_input_index): New function.
1218 (Sized_incremental_binary::Sized_incremental_binary): Remove
1219 file_status_; add input_objects_.
1220 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1221 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1222 (Sized_incremental_binary::file_is_unchanged): Remove.
1223 (Sized_incremental_binary::set_input_object): New function.
1224 (Sized_incremental_binary::input_object): New function.
1225 (Sized_incremental_binary::file_status_): Remove.
1226 (Sized_incremental_binary::input_objects_): New data member.
1227 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1229 (Sized_relobj_incr::invalid_address): Move to base class.
1230 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1232 (Sized_relobj_incr::do_output_section_offset): Likewise.
1233 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1234 (Sized_relobj_incr::section_offsets_): Likewise.
1235 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1237 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1238 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1239 with accessor function.
1240 (Sized_relobj_file::do_layout): Likewise.
1241 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1242 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1243 (Sized_relobj_file::compute_final_local_value): Replace refs to
1244 section_offsets_ with accessor function.
1245 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1246 * object.h (Relobj::Relobj): Initialize new data members.
1247 (Relobj::add_dyn_reloc): New function.
1248 (Relobj::first_dyn_reloc): New function.
1249 (Relobj::dyn_reloc_count): New function.
1250 (Relobj::first_dyn_reloc_): New data member.
1251 (Relobj::dyn_reloc_count_): New data member.
1252 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1254 (Sized_relobj::Address): New typedef.
1255 (Sized_relobj::invalid_address): Move here from child class.
1256 (Sized_relobj::Sized_relobj): Initialize new data members.
1257 (Sized_relobj::sized_relobj): New function.
1258 (Sized_relobj::is_output_section_offset_invalid): Move here from
1260 (Sized_relobj::get_output_section_offset): Likewise.
1261 (Sized_relobj::local_has_got_offset): Likewise.
1262 (Sized_relobj::local_got_offset): Likewise.
1263 (Sized_relobj::set_local_got_offset): Likewise.
1264 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1265 (Sized_relobj::clear_got_offsets): New function.
1266 (Sized_relobj::section_offsets): Move here from child class.
1267 (Sized_relobj::do_output_section_offset): Likewise.
1268 (Sized_relobj::do_set_section_offset): Likewise.
1269 (Sized_relobj::Local_got_offsets): Likewise.
1270 (Sized_relobj::local_got_offsets_): Likewise.
1271 (Sized_relobj::section_offsets_): Likewise.
1272 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1274 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1276 (Sized_relobj_file::sized_relobj): New function
1277 (Sized_relobj_file::local_has_got_offset): Move to base class.
1278 (Sized_relobj_file::local_got_offset): Likewise.
1279 (Sized_relobj_file::set_local_got_offset): Likewise.
1280 (Sized_relobj_file::get_output_section_offset): Likewise.
1281 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1282 (Sized_relobj_file::do_output_section_offset): Likewise.
1283 (Sized_relobj_file::do_set_section_offset): Likewise.
1284 (Sized_relobj_file::Local_got_offsets): Likewise.
1285 (Sized_relobj_file::local_got_offsets_): Likewise.
1286 (Sized_relobj_file::section_offsets_): Likewise.
1287 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1289 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1290 (Output_reloc::get_symbol_index): Likewise.
1291 (Output_reloc::local_section_offset): Likewise.
1292 (Output_reloc::get_address): Likewise.
1293 (Output_reloc::symbol_value): Likewise.
1294 (Output_data_got::reserve_slot): Move to class definition.
1295 (Output_data_got::reserve_local): New function.
1296 (Output_data_got::reserve_slot_for_global): Remove.
1297 (Output_data_got::reserve_global): New function.
1298 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1299 (all constructors, two instantiations).
1300 (Output_reloc::get_relobj): New function (two instantiations).
1301 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1302 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1303 (Output_data_reloc::add_global): Adjust type of relobj.
1304 (Output_data_reloc::add_global_relative): Likewise.
1305 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1306 (Output_data_reloc::add_local): Likewise.
1307 (Output_data_reloc::add_local_relative): Likewise.
1308 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1309 (Output_data_reloc::add_local_section): Likewise.
1310 (Output_data_reloc::add_output_section): Likewise.
1311 (Output_data_reloc::add_absolute): Likewise.
1312 (Output_data_reloc::add_target_specific): Likewise.
1313 (Output_data_got::reserve_slot): Move definition here.
1314 (Output_data_got::reserve_local): New function.
1315 (Output_data_got::reserve_global): New function.
1316 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1317 section_offsets_ with accessor function.
1318 (Sized_relobj_file::write_sections): Likewise.
1319 (Sized_relobj_file::do_relocate_sections): Likewise.
1320 * target.h (Sized_target::reserve_local_got_entry): New function.
1321 (Sized_target::reserve_global_got_entry): New function.
1322 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1323 (Target_x86_64::reserve_global_got_entry): New function.
1324 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1326 2011-05-23 Cary Coutant <ccoutant@google.com>
1328 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1329 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1330 bit when checking got_type.
1331 * incremental.cc (Sized_incremental_binary::setup_readers):
1332 Store symbol table and string table locations; initialize bit vector
1333 of file status flags.
1334 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1336 (Sized_incremental_binary::do_process_got_plt): New function.
1337 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1338 (Output_section_incremental_inputs::set_final_data_size): Record
1339 file index for each input file.
1340 (Output_section_incremental_inputs::write_got_plt): Store file index
1341 instead of input entry offset for each GOT entry.
1343 (Incremental_input_entry::Incremental_input_entry): Initialize new
1345 (Incremental_input_entry::set_offset): Store file index.
1346 (Incremental_input_entry::get_file_index): New function.
1347 (Incremental_input_entry::file_index_): New data member.
1348 (Incremental_binary::process_got_plt): New function.
1349 (Incremental_binary::do_process_got_plt): New function.
1350 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1352 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1353 (Sized_incremental_binary::set_file_is_unchanged): New function.
1354 (Sized_incremental_binary::file_is_unchanged): New function.
1355 (Sized_incremental_binary::do_process_got_plt): New function.
1356 (Sized_incremental_binary::file_status_): New data member.
1357 (Sized_incremental_binary::main_symtab_loc_): New data member.
1358 (Sized_incremental_binary::main_strtab_loc_): New data member.
1359 * output.cc (Output_data_got::Got_entry::write): Add case
1361 (Output_data_got::add_global): Call add_got_entry.
1362 (Output_data_got::add_global_plt): Likewise.
1363 (Output_data_got::add_global_with_rel): Likewise.
1364 (Output_data_got::add_global_with_rela): Likewise.
1365 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1366 (Output_data_got::add_global_pair_with_rela): Likewise.
1367 (Output_data_got::add_local): Call add_got_entry.
1368 (Output_data_got::add_local_plt): Likewise.
1369 (Output_data_got::add_local_with_rel): Likewise.
1370 (Output_data_got::add_local_with_rela): Likewise.
1371 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1372 (Output_data_got::add_local_pair_with_rela): Likewise.
1373 (Output_data_got::reserve_slot): New function.
1374 (Output_data_got::reserve_slot_for_global): New function.
1375 (Output_data_got::add_got_entry): New function.
1376 (Output_data_got::add_got_entry_pair): New function.
1377 (Output_section::add_output_section_data): Edit FIXME.
1379 (Output_section_data_build::Output_section_data_build): New
1380 constructor with size parameter.
1381 (Output_data_space::Output_data_space): Likewise.
1382 (Output_data_got::Output_data_got): Initialize new data member; new
1383 constructor with size parameter.
1384 (Output_data_got::add_constant): Call add_got_entry.
1385 (Output_data_got::reserve_slot): New function.
1386 (Output_data_got::reserve_slot_for_global): New function.
1387 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1388 (Output_data_got::add_got_entry): New function.
1389 (Output_data_got::add_got_entry_pair): New function.
1390 (Output_data_got::free_list_): New data member.
1391 * target.h (Sized_target::init_got_plt_for_update): New function.
1392 (Sized_target::register_global_plt_entry): New function.
1393 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1394 Initialize new data member; call init; add constructor with PLT count.
1395 (Output_data_plt_x86_64::init): New function.
1396 (Output_data_plt_x86_64::add_relocation): New function.
1397 (Output_data_plt_x86_64::reserve_slot): New function.
1398 (Output_data_plt_x86_64::free_list_): New data member.
1399 (Target_x86_64::init_got_plt_for_update): New function.
1400 (Target_x86_64::register_global_plt_entry): New function.
1401 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1402 incremental updates.
1403 (Output_data_plt_x86_64::add_relocation): New function.
1404 * testsuite/object_unittest.cc (Object_test): Set default options.
1406 2011-05-16 Ian Lance Taylor <iant@google.com>
1408 * options.h (class General_options): Make -i a synonym for -r.
1410 2011-05-16 Ian Lance Taylor <iant@google.com>
1412 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1414 2011-05-10 Cary Coutant <ccoutant@google.com>
1416 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1419 2011-05-06 Ian Lance Taylor <iant@google.com>
1421 * layout.cc (Layout::layout): If the output section flags change,
1422 update the ordering.
1424 2011-04-25 Cary Coutant <ccoutant@google.com>
1426 * incremental-dump.cc (dump_incremental_inputs): Print local
1427 symbol info for each input file.
1429 (Output_section_incremental_inputs::set_final_data_size): Add local
1430 symbol info to input file entries in incremental info.
1431 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1432 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1433 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1434 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1436 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1437 (Sized_incr_relobj::do_relocate): Write the local symbols.
1438 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1439 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1440 Adjust size of input file header.
1441 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1442 (Incremental_inputs_reader::get_local_symbol_count): New function.
1443 (Incremental_inputs_reader::get_input_section): Adjust size of input
1445 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1446 (Sized_incr_relobj::This): New typedef.
1447 (Sized_incr_relobj::sym_size): New const data member.
1448 (Sized_incr_relobj::Local_symbol): New struct.
1449 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1450 (Sized_incr_relobj::do_local_symbol_offset): New function.
1451 (Sized_incr_relobj::local_symbol_count_): New data member.
1452 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1453 (Sized_incr_relobj::local_symbol_index_): New data member.
1454 (Sized_incr_relobj::local_symbol_offset_): New data member.
1455 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1456 (Sized_incr_relobj::local_symbols_): New data member.
1457 * object.h (Relobj::output_local_symbol_count): New function.
1458 (Relobj::local_symbol_offset): New function.
1459 (Relobj::do_output_local_symbol_count): New function.
1460 (Relobj::do_local_symbol_offset): New function.
1461 (Sized_relobj::do_output_local_symbol_count): New function.
1462 (Sized_relobj::do_local_symbol_offset): New function.
1464 2011-04-22 Vladimir Simonov <sv@sw.ru>
1466 * descriptors.cc (set_close_on_exec): New function.
1467 (Descriptors::open): Use set_close_on_exec.
1468 * output.cc (S_ISLNK): Define if not defined.
1470 2011-04-22 Cary Coutant <ccoutant@google.com>
1472 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1474 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1475 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1476 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1478 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1479 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1480 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1482 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1484 (Incremental_binary::apply_incremental_relocs): New function.
1485 (Incremental_binary::do_apply_incremental_relocs): New function.
1486 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1488 (Sized_incremental_binary::add_global_symbol): New function.
1489 (Sized_incremental_binary::global_symbol): New function.
1490 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1491 (Sized_incremental_binary::symbol_map_): New data member.
1492 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1493 * target.h (Sized_target::apply_relocation): New function.
1494 * target-reloc.h (apply_relocation): New function.
1495 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1497 2011-04-22 Doug Kwan <dougkwan@google.com>
1499 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1500 flag of a SHT_ARM_EXIDX section.
1501 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1502 * testsuite/Makefile.in: Regenerate.
1503 * testsuite/arm_exidx_test.s: New file.
1504 * testsuite/arm_exidx_test.sh: Same.
1506 2011-04-20 Cary Coutant <ccoutant@google.com>
1509 * archive.h (Incremental_archive_entry::Archive_member):
1510 Initialize arg_serial_ (second constructor).
1512 2011-04-17 Ian Lance Taylor <iant@google.com>
1514 * object.cc (Relocate_info::location): Simplify location string.
1515 * errors.cc (Errors::error_at_location): Don't print program
1517 (Errors::warning_at_location): Likewise.
1518 (Errors::undefined_symbol): Likewise.
1519 * testsuite/debug_msg.sh: Update accordingly.
1521 2011-04-14 Cary Coutant <ccoutant@google.com>
1523 * gold/layout.cc (Layout::symtab_section_offset): New function.
1524 * gold/layout.h (Layout::symtab_section_offset): New function.
1525 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1527 2011-04-12 Ian Lance Taylor <iant@google.com>
1529 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1530 with MREMAP_MAYMOVE.
1531 * output.h (class Output_file): Add map_is_allocated_ field.
1532 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1533 not available, provide stubs. If mremap is not available, #define
1535 (MREMAP_MAYMOVE): Define if not defined.
1536 (Output_file::Output_file): Initialize map_is_allocated_.
1537 (Output_file::resize): Check map_is_allocated_.
1538 (Output_file::map_anonymous): If mmap fails, use malloc.
1539 (Output_file::unmap): Don't do anything for an anonymous map.
1540 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1541 is not available, provide stubs.
1542 (File_read::View::~View): Use free rather than delete[].
1543 (File_read::make_view): Use malloc rather than new[]. If mmap
1545 (File_read::find_or_make_view): Use malloc rather than new[].
1546 * gold.h: Remove HAVE_REMAP code.
1547 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1548 exists. Rename mremap to gold_mremap. If mmap is not available
1550 * configure, config.in: Rebuild.
1552 2011-04-11 Ian Lance Taylor <iant@google.com>
1554 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1555 initialize local variable v.
1557 2011-04-11 Cary Coutant <ccoutant@google.com>
1559 * archive.cc (Archive::include_member): Adjust call to
1561 (Add_archive_symbols::run): Track argument serial numbers.
1562 (Lib_group::include_member): Likewise.
1563 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1564 * archive.h (Incremental_archive_entry::Archive_member):
1565 Initialize arg_serial_.
1566 (Archive_member::arg_serial_): New data member.
1567 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1568 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1570 (Sized_dynobj::do_for_all_local_got_entries): New function.
1571 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1573 * fileread.cc (get_mtime): New function.
1574 * fileread.h (get_mtime): New function.
1575 * gold.cc (queue_initial_tasks): Check for incremental update.
1576 (process_incremental_input): New function.
1577 (queue_middle_tasks): Don't force valid target for incremental
1579 * incremental-dump.cc (find_input_containing_global): Adjust
1580 size of symbol info entry.
1581 (dump_incremental_inputs): Dump argument serial number and
1582 in_system_directory flag; bias shndx by 1; print symbol names
1583 when dumping per-file symbol lists; use new symbol info readers.
1585 (Output_section_incremental_inputs:update_data_size): New function.
1586 (Sized_incremental_binary::setup_readers): Setup input readers
1587 for each input file; build maps for files added from libraries
1589 (Sized_incremental_binary::check_input_args): New function.
1590 (Sized_incremental_binary::do_check_inputs): Build map of argument
1591 serial numbers to input arguments.
1592 (Sized_incremental_binary::do_file_has_changed): Rename
1593 do_file_is_unchanged to this; compare file modification times.
1594 (Sized_incremental_binary::do_init_layout): New function.
1595 (Sized_incremental_binary::do_reserve_layout): New function.
1596 (Sized_incremental_binary::do_get_input_reader): Remove.
1597 (Sized_incremental_binary::get_symtab_view): New function.
1598 (Incremental_checker::can_incrementally_link_output_file): Remove.
1599 (Incremental_inputs::report_command_line): Exclude --debug options.
1600 (Incremental_inputs::report_archive_begin): Add parameter; track
1601 argument serial numbers; don't put input file entry for archive
1602 before archive members.
1603 (Incremental_inputs::report_archive_end): Put input file entry
1604 for archive after archive members.
1605 (Incremental_inputs::report_object): Add parameter; track argument
1606 serial numbers and in_system_directory flag.
1607 (Incremental_inputs::report_script): Add parameter; track argument
1609 (Output_section_incremental_inputs::set_final_data_size): Adjust
1610 size of symbol info entry; check for forwarding symbols.
1611 (Output_section_incremental_inputs::write_input_files): Write
1612 in_system_directory flag and argument serial number.
1613 (Output_section_incremental_inputs::write_info_blocks): Map section
1614 indices between incremental info and original input file; store
1615 input section index for each symbol.
1616 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1617 change operator() to visit().
1618 (class Global_got_offset_visitor): Likewise.
1619 (class Global_symbol_visitor_got_plt):
1620 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1622 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1623 (Sized_incr_relobj::do_read_symbols): New function.
1624 (Sized_incr_relobj::do_layout): New function.
1625 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1626 (Sized_incr_relobj::do_add_symbols): New function.
1627 (Sized_incr_relobj::do_should_include_member): New function.
1628 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1629 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1630 (Sized_incr_relobj::do_section_size): New function.
1631 (Sized_incr_relobj::do_section_name): New function.
1632 (Sized_incr_relobj::do_section_contents): New function.
1633 (Sized_incr_relobj::do_section_flags): New function.
1634 (Sized_incr_relobj::do_section_entsize): New function.
1635 (Sized_incr_relobj::do_section_address): New function.
1636 (Sized_incr_relobj::do_section_type): New function.
1637 (Sized_incr_relobj::do_section_link): New function.
1638 (Sized_incr_relobj::do_section_info): New function.
1639 (Sized_incr_relobj::do_section_addralign): New function.
1640 (Sized_incr_relobj::do_initialize_xindex): New function.
1641 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1642 (Sized_incr_relobj::do_read_relocs): New function.
1643 (Sized_incr_relobj::do_gc_process_relocs): New function.
1644 (Sized_incr_relobj::do_scan_relocs): New function.
1645 (Sized_incr_relobj::do_count_local_symbols): New function.
1646 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1647 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1648 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1649 (Sized_incr_relobj::do_relocate): New function.
1650 (Sized_incr_relobj::do_set_section_offset): New function.
1651 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1652 (Sized_incr_dynobj::do_read_symbols): New function.
1653 (Sized_incr_dynobj::do_layout): New function.
1654 (Sized_incr_dynobj::do_add_symbols): New function.
1655 (Sized_incr_dynobj::do_should_include_member): New function.
1656 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1657 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1658 (Sized_incr_dynobj::do_section_size): New function.
1659 (Sized_incr_dynobj::do_section_name): New function.
1660 (Sized_incr_dynobj::do_section_contents): New function.
1661 (Sized_incr_dynobj::do_section_flags): New function.
1662 (Sized_incr_dynobj::do_section_entsize): New function.
1663 (Sized_incr_dynobj::do_section_address): New function.
1664 (Sized_incr_dynobj::do_section_type): New function.
1665 (Sized_incr_dynobj::do_section_link): New function.
1666 (Sized_incr_dynobj::do_section_info): New function.
1667 (Sized_incr_dynobj::do_section_addralign): New function.
1668 (Sized_incr_dynobj::do_initialize_xindex): New function.
1669 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1670 (make_sized_incremental_object): New function.
1671 (Incremental_library::copy_unused_symbols): New function.
1672 (Incremental_library::do_for_all_unused_symbols): New function.
1673 * incremental.h (enum Incremental_input_flags): New type.
1674 (class Incremental_checker): Remove.
1675 (Incremental_input_entry::Incremental_input_entry): Add argument
1677 (Incremental_input_entry::arg_serial): New function.
1678 (Incremental_input_entry::set_is_in_system_directory): New function.
1679 (Incremental_input_entry::is_in_system_directory): New function.
1680 (Incremental_input_entry::arg_serial_): New data member.
1681 (Incremental_input_entry::is_in_system_directory_): New data member.
1682 (class Script_info): Move here from script.h.
1683 (Script_info::Script_info): Add filename parameter.
1684 (Script_info::filename): New function.
1685 (Script_info::filename_): New data member.
1686 (Incremental_script_entry::Incremental_script_entry): Add argument
1688 (Incremental_object_entry::Incremental_object_entry): Likewise.
1689 (Incremental_object_entry::add_input_section): Build list of input
1690 sections with map to original shndx.
1691 (Incremental_object_entry::get_input_section_index): New function.
1692 (Incremental_object_entry::shndx_): New data member.
1693 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1694 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1695 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1697 (Incremental_inputs::report_archive_begin): Likewise.
1698 (Incremental_inputs::report_object): Likewise.
1699 (Incremental_inputs::report_script): Likewise.
1700 (class Incremental_global_symbol_reader): New class.
1701 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1702 and store flags and input file type.
1703 (Incremental_input_entry_reader::arg_serial): New function.
1704 (Incremental_input_entry_reader::type): Extract type from flags.
1705 (Incremental_input_entry_reader::is_in_system_directory): New function.
1706 (Incremental_input_entry_reader::get_input_section_count): Call
1707 accessor function for type.
1708 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1709 function for type; adjust size of global symbol entry.
1710 (Incremental_input_entry_reader::get_global_symbol_count): Call
1711 accessor function for type.
1712 (Incremental_input_entry_reader::get_object_count): Likewise.
1713 (Incremental_input_entry_reader::get_object_offset): Likewise.
1714 (Incremental_input_entry_reader::get_member_count): Likewise.
1715 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1716 (Incremental_input_entry_reader::get_member_offset): Likewise.
1717 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1718 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1719 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1720 (Incremental_input_entry_reader::get_global_symbol_reader): New
1722 (Incremental_input_entry_reader::get_output_symbol_index): New
1724 (Incremental_input_entry_reader::type_): Remove.
1725 (Incremental_input_entry_reader::flags_): New data member.
1726 (Incremental_inputs_reader::input_file_offset): New function.
1727 (Incremental_inputs_reader::input_file_index): New function.
1728 (Incremental_inputs_reader::input_file): Call input_file_offset.
1729 (Incremental_inputs_reader::input_file_at_offset): New function.
1730 (Incremental_relocs_reader::get_r_type): Reformat.
1731 (Incremental_relocs_reader::get_r_shndx): Reformat.
1732 (Incremental_relocs_reader::get_r_offset): Reformat.
1733 (Incremental_relocs_reader::data): New function.
1734 (Incremental_binary::Incremental_binary): Initialize new data members.
1735 (Incremental_binary::check_inputs): Add cmdline parameter.
1736 (Incremental_binary::file_is_unchanged): Remove.
1737 (Input_reader::arg_serial): New function.
1738 (Input_reader::get_unused_symbol_count): New function.
1739 (Input_reader::get_unused_symbol): New function.
1740 (Input_reader::do_arg_serial): New function.
1741 (Input_reader::do_get_unused_symbol_count): New function.
1742 (Input_reader::do_get_unused_symbol): New function.
1743 (Incremental_binary::input_file_count): New function.
1744 (Incremental_binary::get_input_reader): Change signature to use
1745 index instead of filename.
1746 (Incremental_binary::file_has_changed): New function.
1747 (Incremental_binary::get_input_argument): New function.
1748 (Incremental_binary::get_library): New function.
1749 (Incremental_binary::get_script_info): New function.
1750 (Incremental_binary::init_layout): New function.
1751 (Incremental_binary::reserve_layout): New function.
1752 (Incremental_binary::output_file): New function.
1753 (Incremental_binary::do_check_inputs): New function.
1754 (Incremental_binary::do_file_is_unchanged): Remove.
1755 (Incremental_binary::do_file_has_changed): New function.
1756 (Incremental_binary::do_init_layout): New function.
1757 (Incremental_binary::do_reserve_layout): New function.
1758 (Incremental_binary::do_input_file_count): New function.
1759 (Incremental_binary::do_get_input_reader): Change signature.
1760 (Incremental_binary::input_args_map_): New data member.
1761 (Incremental_binary::library_map_): New data member.
1762 (Incremental_binary::script_map_): New data member.
1763 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1765 (Sized_incremental_binary::output_section): New function.
1766 (Sized_incremental_binary::inputs_reader): Add const.
1767 (Sized_incremental_binary::symtab_reader): Add const.
1768 (Sized_incremental_binary::relocs_reader): Add const.
1769 (Sized_incremental_binary::got_plt_reader): Add const.
1770 (Sized_incremental_binary::get_symtab_view): New function.
1771 (Sized_incremental_binary::Inputs_reader): New typedef.
1772 (Sized_incremental_binary::Input_entry_reader): New typedef.
1773 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1774 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1775 (Sized_incremental_binary::do_file_has_changed): New function.
1776 (Sized_incremental_binary::do_init_layout): New function.
1777 (Sized_incremental_binary::do_reserve_layout): New function.
1778 (Sized_input_reader::Inputs_reader): Remove.
1779 (Sized_input_reader::Input_entry_reader): Remove.
1780 (Sized_input_reader::do_arg_serial): New function.
1781 (Sized_input_reader::do_get_unused_symbol_count): New function.
1782 (Sized_input_reader::do_get_unused_symbol): New function.
1783 (Sized_incremental_binary::do_input_file_count): New function.
1784 (Sized_incremental_binary::do_get_input_reader): Change signature;
1785 use index instead of filename.
1786 (Sized_incremental_binary::section_map_): New data member.
1787 (Sized_incremental_binary::input_entry_readers_): New data member.
1788 (class Sized_incr_relobj): New class.
1789 (class Sized_incr_dynobj): New class.
1790 (make_sized_incremental_object): New function.
1791 (class Incremental_library): New class.
1792 * layout.cc (Free_list::num_lists): New static data member.
1793 (Free_list::num_nodes): New static data member.
1794 (Free_list::num_removes): New static data member.
1795 (Free_list::num_remove_visits): New static data member.
1796 (Free_list::num_allocates): New static data member.
1797 (Free_list::num_allocate_visits): New static data member.
1798 (Free_list::init): New function.
1799 (Free_list::remove): New function.
1800 (Free_list::allocate): New function.
1801 (Free_list::dump): New function.
1802 (Free_list::print_stats): New function.
1803 (Layout_task_runner::run): Resize output file for incremental updates.
1804 (Layout::Layout): Initialize new data members.
1805 (Layout::set_incremental_base): New function.
1806 (Layout::init_fixed_output_section): New function.
1807 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1808 incremental updates.
1809 (Layout::create_gold_note): Do not create gold note section for
1810 incremental updates.
1811 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1812 for incremental updates.
1813 (Layout::set_section_offsets): For incremental updates, allocate space
1815 (Layout::create_symtab_sections): Layout with offsets relative to
1816 start of section; for incremental updates, allocate space from free
1818 (Layout::create_shdrs): For incremental updates, allocate space from
1820 (Layout::finish_dynamic_section): For incremental updates, do not
1821 check --as-needed (fixed in subsequent patch).
1822 * layout.h (class Free_list): New class.
1823 (Layout::set_incremental_base): New function.
1824 (Layout::incremental_base): New function.
1825 (Layout::init_fixed_output_section): New function.
1826 (Layout::allocate): New function.
1827 (Layout::incremental_base_): New data member.
1828 (Layout::free_list_): New data member.
1829 * main.cc (main): Print Free_list statistics.
1830 * object.cc (Relobj::finalize_incremental_relocs): Add
1831 clear_counts parameter; clear counts only when clear_counts is set.
1832 (Sized_relobj::Sized_relobj): Initialize new base class.
1833 (Sized_relobj::do_layout): Don't report special sections.
1834 (Sized_relobj::do_for_all_local_got_entries): New function.
1835 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1836 symtab_off to all symbol table offsets.
1837 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1838 * object.h (class Got_offset_list): Move to top of file.
1839 (Object::Object): Allow case where input_file == NULL.
1840 (Object::~Object): Likewise.
1841 (Object::input_file): Assert that input_file != NULL.
1842 (Object::lock): Allow case where input_file == NULL.
1843 (Object::unlock): Likewise.
1844 (Object::is_locked): Likewise.
1845 (Object::token): Likewise.
1846 (Object::release): Likewise.
1847 (Object::is_incremental): New function.
1848 (Object::get_mtime): New function.
1849 (Object::for_all_local_got_entries): New function.
1850 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1851 (Object::set_is_in_system_directory): New function.
1852 (Object::is_in_system_directory): New function.
1853 (Object::do_is_incremental): New function.
1854 (Object::do_get_mtime): New function.
1855 (Object::do_for_all_local_got_entries): New function.
1856 (Object::is_in_system_directory_): New data member.
1857 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1858 (class Sized_relobj_base): New class.
1859 (class Sized_relobj): Derive from Sized_relobj_base.
1860 (class Sized_relobj::Symbols): Redeclare from base class.
1861 (class Sized_relobj::local_got_offset_list): Remove.
1862 (class Sized_relobj::Output_sections): Redeclare from base class.
1863 (class Sized_relobj::do_for_all_local_got_entries): New function.
1864 (class Sized_relobj::write_local_symbols): Add offset parameter.
1865 (class Sized_relobj::local_symbol_offset_): Update comment.
1866 (class Sized_relobj::local_dynsym_offset_): Update comment.
1867 * options.cc (Input_arguments::add_file): Remove const.
1868 * options.h (Input_file_argument::Input_file_argument):
1869 Initialize arg_serial_ (all constructors).
1870 (Input_file_argument::set_arg_serial): New function.
1871 (Input_file_argument::arg_serial): New function.
1872 (Input_file_argument::arg_serial_): New data member.
1873 (Input_arguments::Input_arguments): Initialize file_count_.
1874 (Input_arguments::add_file): Remove const.
1875 (Input_arguments::number_of_input_files): New function.
1876 (Input_arguments::file_count_): New data member.
1877 (Command_line::number_of_input_files): Call
1878 Input_arguments::number_of_input_files.
1879 * output.cc (Output_segment_headers::Output_segment_headers):
1881 (Output_section::Input_section::current_data_size): New function.
1882 (Output_section::Output_section): Initialize new data members.
1883 (Output_section::add_input_section): Don't do merge sections for
1884 an incremental link; allocate space from free list for an
1886 (Output_section::add_output_section_data): Allocate space from
1887 free list for an incremental update.
1888 (Output_section::update_data_size): New function.
1889 (Output_section::set_fixed_layout): New function.
1890 (Output_section::reserve): New function.
1891 (Output_segment::set_section_addresses): Remove const.
1892 (Output_segment::set_section_list_addresses): Remove const; allocate
1893 space from free list for an incremental update.
1894 (Output_segment::set_offset): Adjust size of RELRO segment for an
1896 * output.h (Output_data::current_data_size): Move here from
1898 (Output_data::pre_finalize_data_size): New function.
1899 (Output_data::update_data_size): New function.
1900 (Output_section_headers::update_data_size): new function.
1901 (Output_section_data_build::current_data_size): Move to Output_data.
1902 (Output_data_strtab::update_data_size): New function.
1903 (Output_section::current_data_size): Move to Output_data.
1904 (Output_section::set_fixed_layout): New function.
1905 (Output_section::has_fixed_layout): New function.
1906 (Output_section::reserve): New function.
1907 (Output_section::update_data_size): New function.
1908 (Output_section::has_fixed_layout_): New data member.
1909 (Output_section::free_list_): New data member.
1910 (Output_segment::set_section_addresses): Remove const.
1911 (Output_segment::set_section_list_addresses): Remove const.
1912 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1914 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1916 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1917 parameter when calling Add_symbols constructor; store argument
1918 serial number for members of a lib group.
1919 (Add_symbols::locks): Allow case where token == NULL.
1920 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1921 (Read_member::~Read_member): New function.
1922 (Read_member::is_runnable): New function.
1923 (Read_member::locks): New function.
1924 (Read_member::run): New function.
1925 (Check_script::~Check_script): New function.
1926 (Check_script::is_runnable): New function.
1927 (Check_script::locks): New function.
1928 (Check_script::run): New function.
1929 (Check_library::~Check_library): New function.
1930 (Check_library::is_runnable): New function.
1931 (Check_library::locks): New function.
1932 (Check_library::run): New function.
1933 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1934 (Add_symbols::library_): New data member.
1935 (class Read_member): New class.
1936 (class Check_script): New class.
1937 (class Check_library): New class.
1938 * reloc.cc (Read_relocs::is_runnable): Allow case where
1940 (Read_relocs::locks): Likewise.
1941 (Scan_relocs::locks): Likewise.
1942 (Relocate_task::locks): Likewise.
1943 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1945 (Sized_relobj::incremental_relocs_scan): Fix comment.
1946 (Sized_relobj::do_relocate): Pass output file offset to
1947 write_local_symbols.
1948 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1949 from class declaration.
1950 * script.cc (read_input_script): Allocate Script_info; pass
1951 argument serial number to report_script.
1952 * script.h (class Script_info): Move to incremental.h.
1953 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1954 * symtab.h (Symbol_table::add_from_incrobj): New function.
1955 (Symbol_table::set_file_offset): New function.
1957 2011-04-05 Cary Coutant <ccoutant@google.com>
1959 * incremental-dump.cc (dump_incremental_inputs): Change signature
1960 to take a Sized_incremental_binary; change caller. Use readers
1961 in Sized_incremental_binary.
1963 (Sized_incremental_binary::find_incremental_inputs_sections):
1964 Rename do_find_incremental_inputs_sections to this.
1965 (Sized_incremental_binary::setup_readers): New function.
1966 (Sized_incremental_binary::do_check_inputs): Check
1967 has_incremental_info_ flag; move setup code to setup_readers;
1969 (Sized_incremental_binary::do_file_is_unchanged): New function.
1970 (Sized_incremental_binary::do_get_input_reader): New function.
1971 * incremental.h (class Incremental_binary): Move to end of file.
1972 (Incremental_binary::file_is_unchanged): New function.
1973 (Incremental_binary::do_file_is_unchanged): New function.
1974 (Incremental_binary::Input_reader): New class.
1975 (Incremental_binary::get_input_reader): New function.
1976 (class Sized_incremental_binary): Move to end of file.
1977 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1978 input section reader classes.
1979 (Sized_incremental_binary::has_incremental_info): New function.
1980 (Sized_incremental_binary::inputs_reader): New function.
1981 (Sized_incremental_binary::symtab_reader): New function.
1982 (Sized_incremental_binary::relocs_reader): New function.
1983 (Sized_incremental_binary::got_plt_reader): New function.
1984 (Sized_incremental_binary::do_file_is_unchanged): New function.
1985 (Sized_incremental_binary::Sized_input_reader): New class.
1986 (Sized_incremental_binary::get_input_reader): New function.
1987 (Sized_incremental_binary::find_incremental_inputs_sections):
1988 Rename do_find_incremental_inputs_sections to this.
1989 (Sized_incremental_binary::setup_readers): New function.
1990 (Sized_incremental_binary::has_incremental_info_): New data member.
1991 (Sized_incremental_binary::inputs_reader_): New data member.
1992 (Sized_incremental_binary::symtab_reader_): New data member.
1993 (Sized_incremental_binary::relocs_reader_): New data member.
1994 (Sized_incremental_binary::got_plt_reader_): New data member.
1995 (Sized_incremental_binary::current_input_file_): New data member.
1997 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2000 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2003 2011-03-30 Cary Coutant <ccoutant@google.com>
2005 * archive.cc (Archive::include_member): Adjust call to report_object.
2006 (Add_archive_symbols::run): Add script_info to call to
2007 report_archive_begin.
2008 (Lib_group::include_member): Adjust call to report_object.
2009 (Add_lib_group_symbols::run): Adjust call to report_object.
2010 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2011 blocks. Add object count for script input files.
2012 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2013 script_info parameter; change all callers.
2014 (Incremental_inputs::report_object): Add script_info parameter;
2016 (Incremental_inputs::report_script): Store backpointer to
2017 incremental info entry.
2018 (Output_section_incremental_inputs::set_final_data_size): Record
2019 additional information for scripts.
2020 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2021 * incremental.h (Incremental_script_entry::add_object): New function.
2022 (Incremental_script_entry::get_object_count): New function.
2023 (Incremental_script_entry::get_object): New function.
2024 (Incremental_script_entry::objects_): New data member; adjust
2026 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2027 (Incremental_inputs::report_object): Add script_info parameter.
2028 (Incremental_inputs_reader::get_object_count): New function.
2029 (Incremental_inputs_reader::get_object_offset): New function.
2030 * options.cc (Input_arguments::add_file): Return reference to
2032 * options.h (Input_argument::set_script_info): New function.
2033 (Input_argument::script_info): New function.
2034 (Input_argument::script_info_): New data member; adjust all
2036 (Input_file_group::add_file): Return reference to new input argument.
2037 (Input_file_lib::add_file): Likewise.
2038 (Input_arguments::add_file): Likewise.
2039 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2040 * script.cc (Parser_closure::Parser_closure): Add script_info
2041 parameter; adjust all callers.
2042 (Parser_closure::script_info): New function.
2043 (Parser_closure::script_info_): New data member.
2044 (read_input_script): Report scripts earlier to incremental info.
2045 (script_add_file): Set script_info in Input_argument.
2046 (script_add_library): Likewise.
2047 * script.h (Script_options::Script_info): Rewrite class.
2049 2011-03-29 Cary Coutant <ccoutant@google.com>
2051 * archive.cc (Library_base::should_include_member): Move
2052 method here from class Archive.
2053 (Archive::Archive): Initialize base class.
2054 (Archive::should_include_member): Move to base class.
2055 (Archive::do_for_all_unused_symbols): New function.
2056 (Add_archive_symbols::run): Remove redundant access to
2058 (Lib_group::Lib_group): Initialize base class.
2059 (Lib_group::do_filename): New function.
2060 (Lib_group::include_member): Pass pointer to Lib_group to
2062 (Lib_group::do_for_all_unused_symbols): New function.
2063 (Add_lib_group_symbols::run): Report archive information for
2065 * archive.h (class Library_base): New base class.
2066 (class Archive): Derive from Library_base.
2067 (Archive::filename): Move to base class.
2068 (Archive::set_incremental_info): Likewise.
2069 (Archive::incremental_info): Likewise.
2070 (Archive::Should_include): Likewise.
2071 (Archive::should_include_member): Likewise.
2072 (Archive::Armap_entry): Remove.
2073 (Archive::Unused_symbol_iterator): Remove.
2074 (Archive::unused_symbols_begin): Remove.
2075 (Archive::unused_symbols_end): Remove.
2076 (Archive::do_filename): New function.
2077 (Archive::do_get_mtime): New function.
2078 (Archive::do_for_all_unused_symbols): New function.
2079 (Archive::task_): Move to base class.
2080 (Archive::incremental_info_): Likewise.
2081 (class Lib_group): Derive from Library_base.
2082 (Lib_group::do_filename): New function.
2083 (Lib_group::do_get_mtime): New function.
2084 (Lib_group::do_for_all_unused_symbols): New function.
2085 (Lib_group::task_): Move to base class.
2086 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2088 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2090 * incremental.cc (Incremental_inputs::report_archive_begin):
2091 Use Library_base; call library's get_mtime; add incremental inputs
2092 entry before members.
2093 (class Unused_symbol_visitor): New class.
2094 (Incremental_inputs::report_archive_end): Use Library_base; use
2095 visitor class to record unused symbols; don't add incremental inputs
2096 entry after members.
2097 (Incremental_inputs::report_object): Use Library_base.
2099 (Incremental_archive_entry::Incremental_archive_entry): Remove
2100 unused Archive parameter.
2101 (Incremental_inputs::report_archive_begin): Use Library_base.
2102 (Incremental_inputs::report_archive_end): Likewise.
2103 (Incremental_inputs::report_object): Likewise.
2104 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2106 * object.h (Object::for_all_global_symbols): New function.
2107 (Object::do_for_all_global_symbols): New function.
2108 (Sized_relobj::do_for_all_global_symbols): New function.
2109 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2111 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2114 2011-03-27 Ian Lance Taylor <iant@google.com>
2116 * archive.cc (Archive::interpret_header): Return -1 if something
2117 goes wrong. Change callers accordingly.
2119 2011-03-25 Cary Coutant <ccoutant@google.com>
2121 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2122 * testsuite/Makefile.in: Regenerate.
2124 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2126 * plugin.cc (get_view): New.
2127 (Plugin::load): Pass get_view to the plugin.
2128 (Plugin_manager::get_view): New.
2130 2011-03-21 Ian Lance Taylor <iant@google.com>
2132 * testsuite/final_layout.sh: Rewrite to not use dc.
2133 * testsuite/relro_test.sh: Fail if dc is not present.
2135 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2137 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2139 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2140 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2142 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2143 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2145 2011-03-14 Ian Lance Taylor <iant@google.com>
2147 * script-sections.cc (Sort_output_sections::script_compare):
2148 Rename from is_before, change return type.
2149 (Sort_output_sections::operator()): Adjust accordingly.
2151 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2154 * testsuite/odr_violation2.cc: Add comment to make all error line
2155 numbers double digits.
2156 * testsuite/debug_msg.sh: Adjust expected errors.
2158 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2160 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2161 but mark earlier ones as non-canonical
2162 (offset_to_iterator): Update search target and example
2163 (do_addr2line): Return extra lines in a vector*
2164 (format_file_lineno): Extract from do_addr2line
2165 (one_addr2line): Add vector* out-param
2166 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2167 when a lineno entry appeared last for its instruction
2168 (Dwarf_line_info): Add vector* out-param
2169 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2170 * symtab.cc (Odr_violation_compare): Include the lineno in the
2172 (linenos_from_loc): New. Combine the canonical line for an
2173 address with its other lines.
2174 (True_if_intersect): New. Helper functor to make
2175 std::set_intersection a query.
2176 (detect_odr_violations): Compare sets of lines instead of just
2177 one line for each function. This became less deterministic, but
2178 has fewer false positives.
2179 * symtab.h: Declarations.
2180 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2181 mix an optimized and non-optimized object in the same binary
2182 (odr_violation2.so): Same.
2183 * testsuite/Makefile.in: Regenerate from Makefile.am.
2184 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2185 * testsuite/debug_msg.sh: Update line numbers and add
2187 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2188 non-optimized context.
2189 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2190 isn't inlined, and use OdrDerived in an optimized context.
2191 * testsuite/odr_header1.h: Defines OdrDerived, where
2192 optimization will change the
2193 first-instruction-in-the-destructor's file and line number.
2194 * testsuite/odr_header2.h: Defines OdrBase.
2196 2011-03-09 Ian Lance Taylor <iant@google.com>
2198 * fileread.cc (File_read::clear_views): Don't delete the whole
2201 2011-03-08 Ian Lance Taylor <iant@google.com>
2204 * fileread.cc: #include <climits>.
2205 (GOLD_IOV_MAX): Define.
2206 (File_read::read_multiple): Limit number of entries by iov_max.
2207 * fileread.h (class File_read): Always set max_readv_entries to
2210 2011-03-07 Ian Lance Taylor <iant@google.com>
2213 * options.h (class General_options): Add -dy and -dn.
2215 2011-03-02 Cary Coutant <ccoutant@google.com>
2217 * testsuite/script_test_9.t: Add TLS segment.
2219 2011-03-02 Simon Baldwin <simonb@google.com>
2221 * configure.ac: Add check for gnu_indirect_function support in
2222 the toolchain building binutils.
2223 * configure: Rebuild.
2225 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2227 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2228 plugin only symbols.
2229 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2230 in plugin files as not needed in the symbol table.
2232 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2234 * output.cc (Output_section::add_input_section): Delay fill
2235 generation for section ordering.
2237 2011-02-09 Ian Lance Taylor <iant@google.com>
2240 * object.h (class Sized_relobj): Remove clear_local_symbols.
2241 * reloc.cc (Sized_relobj::do_relocate): Don't call
2242 clear_local_symbols.
2244 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2246 * plugin.cc (is_visible_from_outside): Return true for symbols
2249 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2251 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2254 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2256 * icf.h (is_section_foldable_candidate): Change type of parameter
2258 * icf.cc (Icf::find_identical_sections): Change type of local variable
2259 section_name to be std::string.
2260 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2262 2011-01-25 Ian Lance Taylor <iant@google.com>
2264 * script.cc (script_add_extern): Rewrite to use
2265 add_symbol_reference.
2267 2011-01-25 Doug Kwan <dougkwan@google.com>
2269 * icf.cc (get_section_contents): Always lock section's object.
2271 2011-01-24 Ian Lance Taylor <iant@google.com>
2273 * options.h (class General_options): Accept
2274 --no-detect-odr-violations.
2276 2011-01-24 Ian Lance Taylor <iant@google.com>
2278 * version.cc (version_string): Bump to 1.11.
2280 2011-01-24 Ian Lance Taylor <iant@google.com>
2282 * plugin.cc (class Plugin_rescan): Define new class.
2283 (Plugin_manager::claim_file): Set any_claimed_.
2284 (Plugin_manager::save_archive): New function.
2285 (Plugin_manager::save_input_group): New function.
2286 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2288 (Plugin_manager::new_undefined_symbol): New function.
2289 (Plugin_manager::rescan): New function.
2290 (Plugin_manager::rescannable_defines): New function.
2291 (Plugin_manager::add_input_file): Set any_added_.
2292 * plugin.h (class Plugin_manager): define new fields rescannable_,
2293 undefined_symbols_, any_claimed_, and any_added_. Declare
2294 Plugin_rescan as friend. Declare new functions.
2295 (Plugin_manager::Rescannable): Define type.
2296 (Plugin_manager::Rescannable_list): Define type.
2297 (Plugin_manager::Undefined_symbol_list): Define type.
2298 (Plugin_manager::Plugin_manager): Initialize new fields.
2299 * archive.cc (Archive::defines_symbol): New function.
2300 (Add_archive_symbols::run): Pass archive to plugins if any.
2301 * archive.h (class Archive): Declare defines_symbol.
2302 * readsyms.cc (Input_group::~Input_group): New function.
2303 (Finish_group::run): Pass input_group to plugins if any.
2304 * readsyms.h (class Input_group): Declare destructor.
2305 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2308 2011-01-10 Ian Lance Taylor <iant@google.com>
2310 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2312 (Layout::set_segment_offsets): Reset increase_relro before calling
2313 set_section_addresses a second time.
2315 2011-01-04 Cary Coutant <ccoutant@google.com>
2317 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2318 sections before NOBITS sections.
2320 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2322 * version.cc (print_version): Update copyright to 2011.
2324 2010-12-23 Cary Coutant <ccoutant@google.com>
2326 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2327 of OS to this->add. Add OD parameter to second form of the function.
2329 2010-12-20 Ian Lance Taylor <iant@google.com>
2331 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2332 second of two consecutive entries with same offset.
2334 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2336 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2337 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2338 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2339 to avoid unneeded links against $(LDADD).
2340 * testsuite/Makefile.in: Regenerate.
2342 2010-12-15 Ian Lance Taylor <iant@google.com>
2345 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2346 for R_X86_64_32 and R_X86_64_PC32.
2347 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2348 ver_matching_def_pic.o.
2349 (ver_matching_def_pic.o): New target.
2351 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2353 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2354 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2355 Move definition before File_read::View member definitions.
2356 (File_read::View::~View): Initialize and hold lock before
2357 updating current_mapped_bytes.
2359 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2361 * dwarf_reader.cc: Remove outdated comment.
2362 * gold-threads.cc: Fix typo in error message.
2363 * archive.cc: Fix typos in comments.
2364 * archive.h: Likewise.
2365 * arm-reloc-property.cc: Likewise.
2366 * arm-reloc-property.h: Likewise.
2367 * arm-reloc.def: Likewise.
2369 * attributes.h: Likewise.
2370 * cref.cc: Likewise.
2371 * ehframe.cc: Likewise.
2372 * fileread.h: Likewise.
2374 * i386.cc: Likewise.
2376 * incremental.h: Likewise.
2377 * int_encoding.cc: Likewise.
2378 * layout.h: Likewise.
2379 * main.cc: Likewise.
2380 * merge.h: Likewise.
2381 * object.cc: Likewise.
2382 * object.h: Likewise.
2383 * options.cc: Likewise.
2384 * readsyms.cc: Likewise.
2385 * reduced_debug_output.cc: Likewise.
2386 * reloc.cc: Likewise.
2387 * script-sections.cc: Likewise.
2388 * sparc.cc: Likewise.
2389 * symtab.h: Likewise.
2390 * target-reloc.h: Likewise.
2391 * target.cc: Likewise.
2392 * target.h: Likewise.
2393 * timer.cc: Likewise.
2394 * timer.h: Likewise.
2395 * x86_64.cc: Likewise.
2397 2010-12-09 Cary Coutant <ccoutant@google.com>
2399 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2401 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2402 parameter; change all callers.
2403 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2404 * options.h (warn_execstack): New option.
2406 2010-12-07 Doug Kwan <dougkwan@google.com>
2408 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2409 like function call relocations.
2411 2010-12-07 Ian Lance Taylor <iant@google.com>
2413 * archive.cc (Archive::get_elf_object_for_member): Permit
2414 punconfigured to be NULL.
2415 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2416 (Archive::include_member): Pass NULL to get_elf_object_for_member
2417 if we searched for the archive and this is the first included
2420 2010-12-01 Ian Lance Taylor <iant@google.com>
2422 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2423 track_relocs_type_ field.
2424 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2425 Set track_relocs_type_.
2426 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2427 contents when using RELA relocs.
2428 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2430 * reloc.cc (Track_relocs::next_addend): New function.
2431 * reloc.h (class Track_relocs): Declare next_addend.
2433 2010-12-01 Ian Lance Taylor <iant@google.com>
2435 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2438 2010-12-01 Ian Lance Taylor <iant@google.com>
2440 * README: Update compilers known to work and fail.
2442 2010-11-23 Matthias Klose <doko@ubuntu.com>
2444 * configure.in: For --enable-gold, handle value `default' instead of
2445 `both*'. Always install ld as ld.bfd, install as ld if gold is
2447 * configure: Regenerate.
2449 2010-11-18 Doug Kwan <dougkwan@google.com>
2451 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2452 and right_alignment to be zero. Store result alignment only if it is
2453 greater than existing alignment.
2455 2010-11-16 Cary Coutant <ccoutant@google.com>
2458 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2459 Check for ".zdebug_line".
2461 2010-11-16 Doug Kwan <dougkwan@google.com>
2462 Cary Coutant <ccoutant@google.com>
2464 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2465 by reference; adjust all callers.
2466 * output.cc (Output_segment::set_section_addresses): Adjust references
2467 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2469 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2470 end at page boundary.
2472 2010-11-16 Cary Coutant <ccoutant@google.com>
2475 * layout.cc (Layout::choose_output_section): Transform names of
2476 compressed sections even when using a script with a SECTIONS clause.
2477 (Layout::output_section_name): Remove code to transform
2478 compressed debug section names.
2479 * output.cc (Output_section::add_input_section): Use uncompressed
2480 section size when tracking input sections.
2482 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2484 * symtab.h (Symbol::NON_PIC_REF): Remove.
2485 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2486 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2487 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2488 (Symbol::use_plt_offset): Take a flags argument and pass it
2489 directly to needs_dynamic_reloc. Restrict check for undefined
2490 weak symbols to function calls.
2491 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2492 (Target_arm::Scan::global): Use it.
2493 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2494 (Target_arm::Relocate::relocate): Likewise.
2495 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2496 parameter with an r_type parameter. Use get_reference_flags
2498 (Target_arm::Relocate::relocate): Update accordingly.
2499 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2500 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2501 (Target_i386::Scan::global): Likewise.
2502 (Target_i386::Relocate::relocate): Likewise.
2503 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2504 parameter with an r_type parameter. Use get_reference_flags
2506 (Target_i386::Relocate::relocate): Update accordingly.
2507 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2508 (Target_powerpc::Scan::global): Use it.
2509 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2510 (Target_powerpc::Relocate::relocate): Likewise.
2511 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2512 (Target_sparc::Scan::global): Use it.
2513 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2514 (Target_sparc::Relocate::relocate): Likewise.
2515 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2516 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2517 (Target_x86_64::Scan::global): Likewise.
2518 (Target_x86_64::Relocate::relocate): Likewise.
2520 2010-11-08 Doug Kwan <dougkwan@google.com>
2521 Cary Coutant <ccoutant@google.com>
2523 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2524 (Arm_exidx_merge_section::section_contents_): New data member.
2525 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2526 (Arm_input_section::~Arm_input_section): De-allocate memory.
2527 (Arm_input_section::original_contents_): New data member.
2528 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2529 in parameters instead of calling Object::section_contents without
2531 (Arm_output_section::group_section): New parameter TASK. Pass it
2532 to callees that need locking objects.
2533 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2534 to lock EXIDX input sections. Fix a formatting issue. Call
2535 Arm_exidx_merged_section::build_contents to create merged section
2537 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2538 to lock object of stub table owner.
2539 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2540 TEXT_SIZE to initialize data member TEXT_SIZE_.
2541 (Arm_exidx_input_section::addralign): Fix typo in comment.
2542 (Arm_exidx_input_section::text_size): New method.
2543 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2544 that require locking objects. Lock objects before scanning for stubs
2545 and updating local symbols.
2546 (Arm_input_section<big_endian>::init): Copy contents of original
2548 (Arm_input_section<big_endian>::do_write): Use saved contents of
2549 original input section instead of calling Object::section_contents
2551 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2552 size without calling Object::section_size().
2553 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2554 for size. Allocate a buffer for merged EXIDX entries.
2555 (Arm_exidx_merged_section::build_contents): New method.
2556 (Arm_exidx_merged_section::do_write): Move merge section contents
2557 building code to Arm_exidx_merged_section::build_contetns. Write
2558 out contetns in buffer instead of building it on the fly.
2559 (Arm_relobj::make_exidx_input_section): Also pass text section size
2560 to Arm_exidx_input_section constructor.
2561 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2562 (Arm_dynobj::do_read_symbols): Fix memory leak.
2563 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2564 * target.h: (class Task): Add forward declaration.
2565 (Target::relax): Add new parameter TASK and pass it to
2567 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2569 2010-11-05 Cary Coutant <ccoutant@google.com>
2572 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2573 object when reading from the file.
2574 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2576 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2577 when reading section contents.
2578 (get_section_contents): Likewise.
2579 (icf::find_identical_sections): Likewise.
2580 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2581 object when reading from the file.
2582 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2583 the object when doing deferred section layout.
2585 2010-11-03 Nick Clifton <nickc@redhat.com>
2588 * script.h (class Symbol_assignment: name): New member. Returns
2589 the name of the symbol.
2590 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2591 Returns true if the given symbol name is on the list of
2592 assignments wating to be processed.
2593 * archive.cc (should_incldue_member): If the symbol is undefined,
2594 check to see if it is on the list of symbols pending assignment.
2596 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2598 * script-sections.cc (Script_sections::find_memory_region): Check
2599 for a NULL output section pointer.
2601 2010-10-29 Doug Kwan <dougkwan@google.com>
2603 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2604 Output_section::add_relaxed_input_section.
2605 * output.cc (Output_section::add_relaxed_input_section): Add new
2606 arguments LAYOUT and NAME. Set section order index.
2607 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2608 Copy section order index.
2609 * output.h (Output_section::add_relaxed_input_section): Add new
2610 arguments LAYOUT and NAME.
2612 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2614 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2615 NATIVE_OR_CROSS_LINKER.
2616 * testsuite/Makefile.in: Regenerate.
2618 2010-10-20 Doug Kwan <dougkwan@google.com>
2620 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2621 without SHF_LINK_ORDER flags.
2622 * layout.cc (Layout::choose_output_section): Do not filter
2623 SHF_LINK_ORDER flag in a relocatable link.
2625 2010-10-17 Cary Coutant <ccoutant@google.com>
2627 * output.h (Output_segment::set_section_addresses): Change function
2628 signature. Update all callers.
2629 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2631 (Output_segment::set_section_addresses): Align after last TLS
2632 section. Add padding before last relro section instead of after.
2634 2010-10-17 Doug Kwan <dougkwan@google.com>
2636 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2637 GOT output section to be writable.
2639 2010-10-14 Cary Coutant <ccoutant@google.com>
2641 * debug.h (DEBUG_INCREMENTAL): New flag.
2642 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2643 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2645 * incremental.cc (report_command_line): Ignore all forms of
2647 * layout.cc (Layout::Layout): Check parameters for incremental link
2649 * options.cc (General_options::parse_incremental): New function.
2650 (General_options::parse_no_incremental): New function.
2651 (General_options::parse_incremental_full): New function.
2652 (General_options::parse_incremental_update): New function.
2653 (General_options::incremental_mode_): New data member.
2654 (General_options::finalize): Check incremental_mode_.
2655 * options.h (General_options): Update help text for --incremental.
2656 Add --no-incremental, --incremental-full, --incremental-update.
2657 (General_options::Incremental_mode): New enum type.
2658 (General_options::incremental_mode): New function.
2659 (General_options::incremental_mode_): New data member.
2660 * parameters.cc (Parameters::incremental_mode_): New data member.
2661 (Parameters::set_options): Set incremental_mode_.
2662 (Parameters::set_incremental_full): New function.
2663 (Parameters::incremental): New function.
2664 (Parameters::incremental_update): New function.
2665 (set_parameters_incremental_full): New function.
2666 * parameters.h (Parameters::set_incremental_full): New function.
2667 (Parameters::incremental): New function.
2668 (Parameters::incremental_update): New function.
2669 (Parameters::incremental_mode_): New data member.
2670 (set_parameters_incremental_full): New function.
2671 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2672 incremental link mode.
2673 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2674 (Sized_relobj::do_relocate_sections): Likewise.
2675 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2677 * testsuite/Makefile.in: Regenerate.
2678 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2680 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2682 * script-sections.h (class Script_sections): Make
2683 Sections_elements typedef public.
2684 * script-sections.cc (class Sort_output_sections): Add elements_
2685 field. Add constructor which sets it; change all callers.
2686 (Sort_output_sections::is_before): New function.
2687 (Sort_output_sections::operator()): Call is_before.
2688 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2690 * testsuite/script_test_10.sh: New test. Test script section
2692 * testsuite/script_test_10.t: Likewise.
2693 * testsuite/script_test_10.s: Likewise.
2694 * testsuite/Makefile.am: Wrap the cross linker tests and the
2695 common tests into NATIVE_OR_CROSS_LINKER.
2696 (check_SCRIPTS): Add script_test_10.sh.
2697 (check_DATA): Add script_test_10.stdout.
2698 (script_test_10.o, script_test_10): New targets.
2699 (script_test_10.stdout): New target.
2700 * configure, testsuite/Makefile.in: Regenerate.
2702 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2704 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2705 error for the deprecated relocations.
2706 (Target_arm::Scan::global): Likewise.
2707 (Target_arm::Relocate::relocate): Likewise.
2709 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2711 * fileread.cc (Input_file::find_file): Initialize *found_name
2712 and *namep when using the fallback search for case 4.
2714 2010-10-11 Cary Coutant <ccoutant@google.com>
2716 * options.h (class General_options): Redefine -z lazy as an alias for
2717 the negation of -z now.
2719 2010-10-11 Ian Lance Taylor <iant@google.com>
2721 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2724 2010-10-06 Nick Clifton <nickc@redhat.com>
2726 * script-sections.cc(class Memory_region): Remove
2727 current_lma_offset_ field. Rename current_vma_offset_ to
2728 current_offset_. Add last_section_ field.
2729 (Memory_region::get_current_vma_address): Rename to
2730 get_current_address.
2731 (Memory_region::get_current_lma_address): Delete.
2732 (Memory_region::increment_vma_offset): Rename to
2734 (Memory_region::increment_lma_offset): Delete.
2735 (Memory_region::attributes_compatible): New method. Returns
2736 true if the provided section is compatible with the region.
2737 (Memory_region::get_last_section): New method. Returns the last
2738 section to use the region.
2739 (Memory_region::set_last_section): New method. Stores the last
2740 section to use the region.
2741 (Script_sections::block_in_region): New method. Returns true if
2742 a block of memory is contained within a region.
2743 (Script_sections::find_memory_region): New method. Locates a
2744 memory region to be used to set a VMA or LMA address.
2745 (Output_section_definition::set_section_addresses): Add code to
2746 check for addresses set by memory regions.
2747 (Output_segment::set_section_addresses): Remove memory region
2749 (Script_sections::create_segment): Add a warning if a header
2750 segment is created outside of any region.
2751 * script-sections.h (class Script_sections): Add prototypes for
2752 find_memory_region and block_in_region methods.
2753 * testsuite/memory_test.s: Use .long instead of .word.
2754 * testsuite/memory_test.t: Add some more output sections.
2755 * testsuite/memory_test.sh: Update expected output.
2757 2010-10-02 Doug Kwan <dougkwan@google.com>
2759 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2760 defintion to symtab.h
2761 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2762 declaration to defintion.
2764 2010-10-01 Nick Clifton <nickc@redhat.com>
2766 * expression.cc (eval): Replace dummy argument with NULL.
2767 (eval_maybe_dot): Check for a NULL result section pointer.
2768 (Symbol_expression::value): Likewise.
2769 (Dot_expression::value): Likewise.
2770 (BINARY_EXPRESSION): Likewise.
2771 (Max_expression::value): Likewise.
2772 (Min_expression::value): Likewise.
2773 (Absolute_expression::value): Likewise.
2774 (Addr_expression::value_from_output_section): Likewise.
2775 (Loaddddr_expression::value_from_output_section): Likewise.
2776 (Segment_start_expression::value): Likewise.
2777 * script-sections.cc
2778 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2780 (Sections_elememt_dot_assignment::set_section_addresses):
2782 (Output_data_expression::do_write_to_buffer): Likewise.
2783 (Output_section_definition::finalize_symbols): Likewise.
2784 (Output_section_definition::set_section_addresses): Likewise.
2786 2010-09-30 Doug Kwan <dougkwan@google.com>
2788 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2790 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2792 * target.h (Target::can_icf_inline_merge_sections): New virtual
2794 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2796 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2798 * icf.cc (get_section_contents): Inline merge sections only when
2801 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2803 * configure: Regenerate.
2805 2010-09-17 Ian Lance Taylor <iant@google.com>
2807 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2808 * testsuite/Makefile.am (memory_test.o): New target.
2809 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2811 * testsuite/Makefile.in: Rebuild.
2813 2010-09-17 Doug Kwan <dougkwan@google.com>
2815 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2816 defintion if relocation uses GOT entries of the symbol.
2817 * testsuite/icf_safe_test.sh: Fix test.
2818 * testsuite/icf_safe_so_test.sh: Fix test.
2820 2010-09-16 Cary Coutant <ccoutant@google.com>
2822 * script_sections.cc (class Memory_region): Remove "NULL" from
2823 vector initializations.
2825 2010-09-15 Cary Coutant <ccoutant@google.com>
2827 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2828 Resolve forwarding symbols.
2830 2010-09-15 Doug Kwan <dougkwan@google.com>
2832 * gold/testsuite/script_test_3.t: Add ARM special sections.
2833 * gold/testsuite/script_test_4.t: Same.
2834 * gold/testsuite/script_test_5.t: Same.
2835 * gold/testsuite/script_test_6.t: Same.
2836 * gold/testsuite/script_test_7.t: Same.
2837 * gold/testsuite/script_test_7.t: Same.
2838 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2840 2010-09-14 Cary Coutant <ccoutant@google.com>
2842 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2843 (Target_x86_64::Relocate::relocate_tls): Replace check for
2844 saw_tls_block_reloc_ with test for executable section.
2846 2010-09-12 Cary Coutant <ccoutant@google.com>
2848 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2849 position-independent executables to shared libraries need dynamic
2851 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2852 position-independent executables.
2853 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2854 * testsuite/Makefile.in: Regenerate.
2856 2010-09-10 Nick Clifton <nickc@redhat.com>
2859 * testsuite/memory_test.t: Discard any sections that are not
2862 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2865 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2866 "This::" to work around a bug in gcc 4.2.
2868 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2870 2010-09-09 Rafael Espindola <espindola@google.com>
2872 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2873 sections with different PF_X flags in the same segment.
2874 (Layout::find_first_load_seg): Search all segments to find the first
2876 * options.h (rosegment): New.
2878 2010-09-08 Rafael Espindola <espindola@google.com>
2880 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2882 2010-09-08 Doug Kwan <dougkwan@google.com>
2884 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2885 (Arm_relobj::do_relocate_sections): Add new parameter for output
2886 file to match the parent.
2887 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2888 of local symbols instead of input values. Update code to track
2889 changes in gold::relocate_section.
2890 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2891 (Sized_relobj::compute_final_local_value_internal): New methods.
2892 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2893 body into private version of Sized_relobj::compute_final_local_value.
2894 Call the inline method.
2895 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2896 merged symbol value if there is one.
2897 (Symbol_value::has_output_value): New method defintiion.
2898 (Sized_relobj::Compute_final_local_value_status): New enum type.
2899 (Sized_relobj::compute_final_local_value): New methods.
2900 (Sized_relobj::compute_final_local_value_internal): New methods.
2901 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2902 and arm_cortex_a8.sh.
2903 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2904 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2906 * Makefile.in: Regenerate.
2907 * testsuite/arm_bl_out_of_range.s: Update test.
2908 * testsuite/thumb_bl_out_of_range.s: Ditto.
2909 * testsuite/thumb_blx_out_of_range.s: Ditto.
2910 * testsuite/arm_branch_out_of_range.sh: New file.
2911 * testsuite/arm_cortex_a8.sh: Ditto.
2912 * testsuite/arm_cortex_a8_b.s: Ditto.
2913 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2914 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2915 * testsuite/arm_cortex_a8_bl.s: Ditto.
2916 * testsuite/arm_cortex_a8_blx.s: Ditto.
2917 * testsuite/arm_cortex_a8_local.s: Ditto.
2918 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2919 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2921 2010-09-08 Rafael Espindola <espindola@google.com>
2923 * Makefile.am (memory_test.stdout): Run readelf with -W.
2924 * Makefile.in: Regenerate.
2925 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2928 2010-09-08 Rafael Espindola <espindola@google.com>
2930 * script-sections.cc (Script_sections::add_memory_region): Convert
2931 field precision to int.
2932 * script.cc (script_set_section_region, script_set_section_region):
2933 Convert field precision to int.
2935 2010-09-08 Rafael Espindola <espindola@google.com>
2937 * arm.cc (do_finalize_sections): Create the __exidx_start and
2938 __exdix_end symbols even when the section is missing.
2940 2010-09-08 Nick Clifton <nickc@redhat.com>
2942 * README: Remove claim that MEMORY is not supported.
2943 * expression.cc (script_exp_function_origin)
2944 (script_exp_function_length): Move from here to ...
2945 * script.cc: ... here.
2946 (script_set_section_region, script_add_memory)
2947 (script_parse_memory_attr, script_include_directive): New
2949 * script-sections.cc
2950 (class Memory_region): New class.
2951 (class Output_section_definition): Add set_memory_region,
2952 set_section_vma, set_section_lma and get_section_name methods.
2953 (class Script_Sections): Add add_memory_region,
2954 find_memory_region, find_memory_region_origin,
2955 find_memory_region_length and set_memory_region methods.
2956 Have set_section_addresses method walk the list of set memory
2958 Extend the print methos to display memory regions.
2959 * script-sections.h: Add prototypes for new methods.
2960 Add enum for MEMORY region attributes.
2961 * yyscript.y: Add support for parsing MEMORY regions.
2962 * script-c.h: Add prototypes for new functions.
2963 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2964 * testsuite/Makefile.in: Regenerate.
2965 * testsuite/memory_test.sh: New script.
2966 * testsuite/memory_test.s: New assembler source file.
2967 * testsuite/memory_test.t: New linker script.
2969 2010-08-27 Doug Kwan <dougkwan@google.com>
2971 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2972 reference override an existing dynamic weak reference.
2973 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2974 * testsuite/Makefile.in: Regenerate.
2975 * testsuite/dyn_weak_ref.sh: New file.
2976 * testsuite/dyn_weak_ref_1.c: Ditto.
2977 * testsuite/dyn_weak_ref_2.c: Ditto.
2979 2010-08-27 Ian Lance Taylor <iant@google.com>
2981 * incremental.h (class Incremental_input_entry): Add virtual
2984 2010-08-27 Ian Lance Taylor <iant@google.com>
2986 * testsuite/start_lib_test_3.c: Mark t3 as used.
2988 2010-08-27 Nick Clifton <nickc@redhat.com>
2990 * options.cc (version_script): Fix small typo in previous
2993 2010-08-25 Nick Clifton <nickc@redhat.com>
2995 * archive.cc: Formatting fixes: Remove whitespace between
2996 typename and following asterisk. Remove whitespace between
2997 function name and opening parenthesis.
2998 * archive.h: Likewise.
3000 * attributes.cc: Likewise.
3001 * attributes.h: Likewise.
3002 * common.cc: Likewise.
3003 * copy-relocs.cc: Likewise.
3004 * dirsearch.h: Likewise.
3005 * dynobj.cc: Likewise.
3006 * ehframe.cc: Likewise.
3007 * ehframe.h: Likewise.
3008 * expression.cc: Likewise.
3009 * fileread.cc: Likewise.
3010 * fileread.h: Likewise.
3012 * gold-threads.cc: Likewise.
3013 * gold.cc: Likewise.
3014 * i386.cc: Likewise.
3016 * incremental-dump.cc: Likewise.
3017 * incremental.cc: Likewise.
3018 * layout.cc: Likewise.
3019 * layout.h: Likewise.
3020 * main.cc: Likewise.
3021 * merge.cc: Likewise.
3022 * merge.h: Likewise.
3023 * object.cc: Likewise.
3024 * object.h: Likewise.
3025 * options.cc: Likewise.
3026 * options.h: Likewise.
3027 * output.cc: Likewise.
3028 * output.h: Likewise.
3029 * plugin.cc: Likewise.
3030 * plugin.h: Likewise.
3031 * powerpc.cc: Likewise.
3032 * reloc.cc: Likewise.
3033 * script-c.h: Likewise.
3034 * script-sections.cc: Likewise.
3035 * script.cc: Likewise.
3036 * stringpool.cc: Likewise.
3037 * symtab.cc: Likewise.
3038 * symtab.h: Likewise.
3039 * target.cc: Likewise.
3040 * timer.cc: Likewise.
3041 * timer.h: Likewise.
3042 * version.cc: Likewise.
3043 * x86_64.cc: Likewise.
3045 2010-08-24 Nick Clifton <nickc@redhat.com>
3048 * layout.cc (segment_precedes): Sort segments by their physical
3049 addresses, if they have been set.
3051 2010-08-23 Cary Coutant <ccoutant@google.com>
3053 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3055 (Lib_group::include_member): Unlock object after deleting its
3057 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3060 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3061 Cary Coutant <ccoutant@google.com>
3063 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3064 constructor, and set_blocker.
3065 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3067 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3068 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3069 * testsuite/Makefile.am (start_lib_test): New test case.
3070 * testsuite/Makefile.in: Regenerate.
3071 * testsuite/start_lib_test_main.c: New file.
3072 * testsuite/start_lib_test_1.c: New file.
3073 * testsuite/start_lib_test_2.c: New file.
3074 * testsuite/start_lib_test_3.c: New file.
3076 2010-08-19 Ian Lance Taylor <iant@google.com>
3078 * Makefile.in: Rebuild with automake 1.11.1.
3079 * aclocal.m4: Likewise.
3080 * testsuite/Makefile.in: Likewise.
3082 2010-08-19 Ian Lance Taylor <iant@google.com>
3085 * i386.cc (class Output_data_plt_i386): Update declarations.
3086 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3087 local_ifuncs_ fields.
3088 (Target_i386::do_plt_section_for_global): New function.
3089 (Target_i386::do_plt_section_for_local): New function.
3090 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3091 parameter; change all callers. Initialize global_ifuncs_ and
3092 local_ifuncs_. If doing a static link define __rel_iplt_start and
3094 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3095 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3096 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3098 (Target_i386::make_plt_section): New function, broken out of
3099 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3100 (Target_i386::make_plt_entry): Call make_plt_section.
3101 (Target_i386::make_local_ifunc_plt_entry): New function.
3102 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3103 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3104 R_386_IRELATIVE to switch.
3105 (Target_i386::Scan::global): Likewise.
3106 (Target_i386::Relocate::relocate): Likewise.
3107 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3109 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3110 (Target_x86_64::do_plt_section_for_global): New function.
3111 (Target_x86_64::do_plt_section_for_local): New function.
3112 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3113 parameter; change all callers. If doing a static link define
3114 __rela_iplt_start and __rela_iplt_end.
3115 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3116 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3117 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3119 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3120 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3122 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3123 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3124 R_X86_64_IRELATIVE to switch.
3125 (Target_x86_64::Scan::global): Likewise.
3126 (Target_x86_64::Relocate::relocate): Likewise.
3127 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3129 * target.h (class Target): Add plt_section_for_global and
3130 plt_section_for_local functions. Add do_plt_section_for_global
3131 and do_plt_section_for_local virtual functions.
3132 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3133 clarifying comments.
3134 (Symbol::use_plt_offset): Handle IFUNC symbol.
3135 * object.cc (Sized_relobj::Sized_relobj): Initialize
3137 (Sized_relobj::local_has_plt_offset): New function.
3138 (Sized_relobj::local_plt_offset): New function.
3139 (Sized_relobj::set_local_plt_offset): New function.
3140 (Sized_relobj::do_count): Handle IFUNC symbol.
3141 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3142 a bit away from input_shndx_ field. Add set_is_func_symbol and
3143 is_ifunc_symbol functions.
3144 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3145 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3146 local_plt_offsets_ field.
3147 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3148 * output.h (class Output_section_data): Add non-const
3149 output_section function.
3150 (class Output_data_got): Update declarations.
3151 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3152 Add use_plt_offset parameter to global and local constructors.
3153 Change all callers. Change local_sym_index_ field to 31 bits.
3154 Change GSYM_CODE and CONSTANT_CODE accordingly.
3155 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3156 doing a static link don't set sh_link field.
3157 (Output_data_got::Got_entry::write): Use PLT offset if
3159 (Output_data_got::add_global_plt): New function.
3160 (Output_data_got::add_local_plt): New function.
3161 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3162 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3163 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3164 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3165 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3167 * testsuite/ifunc-sel.h: New file.
3168 * testsuite/ifuncmain1.c: New file.
3169 * testsuite/ifuncmain1vis.c: New file.
3170 * testsuite/ifuncmod1.c: New file.
3171 * testsuite/ifuncdep2.c: New file.
3172 * testsuite/ifuncmain2.c: New file.
3173 * testsuite/ifuncmain3.c: New file.
3174 * testsuite/ifuncmod3.c: New file.
3175 * testsuite/ifuncmain4.c: New file.
3176 * testsuite/ifuncmain5.c: New file.
3177 * testsuite/ifuncmod5.c: New file.
3178 * testsuite/ifuncmain6pie.c: New file.
3179 * testsuite/ifuncmod6.c: New file.
3180 * testsuite/ifuncmain7.c: New file.
3181 * configure, testsuite/Makefile.in: Rebuild.
3183 2010-08-18 Ian Lance Taylor <iant@google.com>
3186 (Output_section_incremental_inputs::write_input_files): Add cast
3187 to avoid signed/unsigned comparison warning.
3188 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3190 2010-08-12 Cary Coutant <ccoutant@google.com>
3192 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3194 2010-08-13 Ian Lance Taylor <iant@google.com>
3196 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3198 2010-08-12 Cary Coutant <ccoutant@google.com>
3199 Doug Kwan <dougkwan@google.com>
3201 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3202 defintion overrides non-weak undef, remember that the original undef
3204 * symtab.cc (Symbol_table::sized_write_global): For undef without
3205 an original weak binding, set binding to global in output.
3206 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3207 * testsuite/Makefile.in: Regenerate.
3208 * testsuite/strong_ref_weak_def.sh: New file.
3209 * testsuite/strong_ref_weak_def_1.c: Ditto.
3210 * testsuite/strong_ref_weak_def_2.c: Ditto.
3212 2010-08-12 Cary Coutant <ccoutant@google.com>
3214 * testsuite/incremental_test.sh: Rewrite.
3215 * testsuite/incremental_test_1.c: Rewrite.
3216 * testsuite/incremental_test_2.c: Rewrite.
3218 2010-08-12 Cary Coutant <ccoutant@google.com>
3220 * arm.cc (Target_arm::got_size): Add const.
3221 (Target_arm::got_entry_count): New function.
3222 (Target_arm::plt_entry_count): New function.
3223 (Target_arm::first_plt_entry_offset): New function.
3224 (Target_arm::plt_entry_size): New function.
3225 (Output_data_plt_arm::entry_count): New function.
3226 (Output_data_plt_arm::first_plt_entry_offset): New function.
3227 (Output_data_plt_arm::get_plt_entry_size): New function.
3228 * i386.cc (Target_i386::got_size): Add const.
3229 (Target_i386::got_entry_count): New function.
3230 (Target_i386::plt_entry_count): New function.
3231 (Target_i386::first_plt_entry_offset): New function.
3232 (Target_i386::plt_entry_size): New function.
3233 (Output_data_plt_i386::entry_count): New function.
3234 (Output_data_plt_i386::first_plt_entry_offset): New function.
3235 (Output_data_plt_i386::get_plt_entry_size): New function.
3236 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3237 find_incremental_inputs_sections. Dump incremental_got_plt section.
3238 * incremental.cc: Include target.h.
3239 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3240 parameter. Adjust all callers. Find incremental_got_plt section.
3241 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3243 (Output_section_incremental_inputs::set_final_data_size): Calculate
3244 size of incremental_got_plt section.
3245 (Output_section_incremental_inputs::do_write): Write the
3246 incremental_got_plt section.
3247 (Got_plt_view_info): New struct.
3248 (Local_got_offset_visitor): New class.
3249 (Global_got_offset_visitor): New class.
3250 (Global_symbol_visitor_got_plt): New class.
3251 (Output_section_incremental_inputs::write_got_plt): New function.
3252 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3253 Add parameter. Adjust all callers.
3254 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3255 (Incremental_inputs::got_plt_section): New function.
3256 (Incremental_inputs::got_plt_section_): New data member.
3257 (Incremental_got_plt_reader): New class.
3258 * layout.cc (Layout::create_incremental_info_sections): Add the
3259 incremental_got_plt section.
3260 * object.h (Got_offset_list::get_list): New function.
3261 (Got offset_list::for_all_got_offsets): New function.
3262 (Sized_relobj::local_got_offset_list): New function.
3263 * powerpc.cc (Target_powerpc::got_size): Add const.
3264 (Target_powerpc::got_entry_count): New function.
3265 (Target_powerpc::plt_entry_count): New function.
3266 (Target_powerpc::first_plt_entry_offset): New function.
3267 (Target_powerpc::plt_entry_size): New function.
3268 (Output_data_plt_powerpc::entry_count): New function.
3269 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3270 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3271 * sparc.cc (Target_sparc::got_size): Add const.
3272 (Target_sparc::got_entry_count): New function.
3273 (Target_sparc::plt_entry_count): New function.
3274 (Target_sparc::first_plt_entry_offset): New function.
3275 (Target_sparc::plt_entry_size): New function.
3276 (Output_data_plt_sparc::entry_count): New function.
3277 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3278 (Output_data_plt_sparc::get_plt_entry_size): New function.
3279 * symtab.h (Symbol::got_offset_list): New function.
3280 (Symbol_table::for_all_symbols): New function.
3281 * target.h (Sized_target::got_entry_count): New function.
3282 (Sized_target::plt_entry_count): New function.
3283 (Sized_target::plt_entry_size): New function.
3284 * x86_64.cc (Target_x86_64::got_size): Add const.
3285 (Target_x86_64::got_entry_count): New function.
3286 (Target_x86_64::plt_entry_count): New function.
3287 (Target_x86_64::first_plt_entry_offset): New function.
3288 (Target_x86_64::plt_entry_size): New function.
3289 (Output_data_plt_x86_64::entry_count): New function.
3290 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3291 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3293 2010-08-12 Cary Coutant <ccoutant@google.com>
3295 * archive.cc: Include incremental.h.
3296 (Archive::Archive): Initialize incremental_info_.
3297 (Archive::include_member): Record archive members in incremental info.
3298 (Add_archive_symbols::run): Record begin and end of an archive in
3300 (Lib_group::include_member): Record objects in incremental info.
3301 * archive.h (Incremental_archive_entry): Forward declaration.
3302 (Archive::set_incremental_info): New member function.
3303 (Archive::incremental_info): New member function.
3304 (Archive::Unused_symbol_iterator): New class.
3305 (Archive::unused_symbols_begin): New member function.
3306 (Archive::unused_symbols_end): New member function.
3307 (Archive::incremental_info_): New data member.
3308 * incremental-dump.cc (find_input_containing_global): New function.
3309 (dump_incremental_inputs): Dump new incremental info sections.
3310 * incremental.cc: Include symtab.h.
3311 (Output_section_incremental_inputs): New class.
3312 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3313 new incremental info sections.
3314 (Sized_incremental_binary::do_check_inputs): Likewise.
3315 (Incremental_inputs::report_archive): Remove.
3316 (Incremental_inputs::report_archive_begin): New function.
3317 (Incremental_inputs::report_archive_end): New function.
3318 (Incremental_inputs::report_object): New function.
3319 (Incremental_inputs::finalize_inputs): Remove.
3320 (Incremental_inputs::report_input_section): New function.
3321 (Incremental_inputs::report_script): Rewrite.
3322 (Incremental_inputs::finalize): Do nothing but finalize string table.
3323 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3324 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3325 (Incremental_inputs::create_data_sections): New function.
3326 (Incremental_inputs::relocs_entsize): New function.
3327 (Output_section_incremental_inputs::set_final_data_size): New function.
3328 (Output_section_incremental_inputs::do_write): New function.
3329 (Output_section_incremental_inputs::write_header): New function.
3330 (Output_section_incremental_inputs::write_input_files): New function.
3331 (Output_section_incremental_inputs::write_info_blocks): New function.
3332 (Output_section_incremental_inputs::write_symtab): New function.
3333 * incremental.h (Incremental_script_entry): Forward declaration.
3334 (Incremental_object_entry): Forward declaration.
3335 (Incremental_archive_entry): Forward declaration.
3336 (Incremental_inputs): Forward declaration.
3337 (Incremental_inputs_header_data): Remove.
3338 (Incremental_inputs_header): Remove.
3339 (Incremental_inputs_header_write): Remove.
3340 (Incremental_inputs_entry_data): Remove.
3341 (Incremental_inputs_entry): Remove.
3342 (Incremental_inputs_entry_write): Remove.
3343 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3344 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3345 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3346 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3348 (Incremental_input_entry): New class.
3349 (Incremental_script_entry): New class.
3350 (Incremental_object_entry): New class.
3351 (Incremental_archive_entry): New class.
3352 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3353 (Incremental_inputs::report_inputs): Remove.
3354 (Incremental_inputs::report_archive): Remove.
3355 (Incremental_inputs::report_archive_begin): New function.
3356 (Incremental_inputs::report_archive_end): New function.
3357 (Incremental_inputs::report_object): Change prototype.
3358 (Incremental_inputs::report_input_section): New function.
3359 (Incremental_inputs::report_script): Change prototype.
3360 (Incremental_inputs::get_reloc_count): New function.
3361 (Incremental_inputs::set_reloc_count): New function.
3362 (Incremental_inputs::create_data_sections): New function.
3363 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3364 (Incremental_inputs::inputs_section): New function.
3365 (Incremental_inputs::symtab_section): New function.
3366 (Incremental_inputs::relocs_section): New function.
3367 (Incremental_inputs::get_stringpool): Add const.
3368 (Incremental_inputs::command_line): Add const.
3369 (Incremental_inputs::inputs): Remove.
3370 (Incremental_inputs::command_line_key): New function.
3371 (Incremental_inputs::input_file_count): New function.
3372 (Incremental_inputs::input_files): New function.
3373 (Incremental_inputs::relocs_entsize): New function.
3374 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3375 (Incremental_inputs::finalize_inputs): Remove.
3376 (Incremental_inputs::Input_info): Remove.
3377 (Incremental_inputs::lock_): Remove.
3378 (Incremental_inputs::inputs_): Change type.
3379 (Incremental_inputs::inputs_map_): Remove.
3380 (Incremental_inputs::current_object_entry_): New data member.
3381 (Incremental_inputs::inputs_section_): New data member.
3382 (Incremental_inputs::symtab_section_): New data member.
3383 (Incremental_inputs::relocs_section_): New data member.
3384 (Incremental_inputs::reloc_count_): New data member.
3385 (Incremental_inputs_reader): New class.
3386 (Incremental_symtab_reader): New class.
3387 (Incremental_relocs_reader): New class.
3388 * layout.cc (Layout::finalize): Move finalization of incremental info
3389 and creation of incremental info sections to follow finalization of
3390 symbol table. Set offsets for postprocessing sections.
3391 (Layout::create_incremental_info_sections): Call
3392 Incremental_inputs::create_data_sections. Add incremental symtab
3393 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3394 sections to layout after input sections.
3395 * layout.h (struct Timespec): Forward declaration.
3396 (Layout::incremental_inputs): Add const.
3397 (Layout::create_incremental_info_sections): Add parameter.
3398 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3399 * object.cc: Include incremental.h.
3400 (Relobj::finalize_incremental_relocs): New function.
3401 (Sized_relobj::do_layout): Record input sections in incremental info.
3402 * object.h (Object::output_section): New function.
3403 (Object::output_section_offset): Moved from Relobj.
3404 (Object::get_incremental_reloc_base): New function.
3405 (Object::get_incremental_reloc_count): New function.
3406 (Object::do_output_section): New function.
3407 (Object::do_output_section_offset): Moved from Relobj.
3408 (Object::do_get_incremental_reloc_base): New function.
3409 (Object::do_get_incremental_reloc_count): New function.
3410 (Object::Object): Initialize new data members.
3411 (Relobj::output_section): Renamed do_output_section and moved to
3413 (Relobj::output_section_offset): Moved to Object.
3414 (Relobj::do_get_incremental_reloc_base): New function.
3415 (Relobj::do_get_incremental_reloc_count): New function.
3416 (Relobj::allocate_incremental_reloc_counts): New function.
3417 (Relobj::count_incremental_reloc): New function.
3418 (Relobj::finalize_incremental_relocs): New function.
3419 (Relobj::next_incremental_reloc_index): New function.
3420 (Relobj::reloc_counts_): New data member.
3421 (Relobj::reloc_bases_): New data member.
3422 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3423 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3424 (Sized_relobj::incremental_relocs_scan): New function.
3425 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3426 (Sized_relobj::incremental_relocs_write): New function.
3427 (Sized_relobj::incremental_relocs_write_reltype): New function.
3428 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3430 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3431 archives and object files elsewhere.
3432 (Add_symbols::run): Report object files here.
3433 (Finish_group::run): Report end of archive at end of group.
3434 * reloc.cc: Include layout.h, incremental.h.
3435 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3436 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3437 (Sized_relobj::incremental_relocs_scan): New function.
3438 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3439 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3440 (Sized_relobj::incremental_relocs_write): New function.
3441 (Sized_relobj::incremental_relocs_write_reltype): New function.
3442 * script.cc (read_input_script): Rewrite test for incremental link.
3443 Change call to Incremental_inputs::report_script.
3444 * symtab.h (Symbol_table::first_global_index): New function.
3445 (Symbol_table::output_count): New function.
3447 2010-08-12 Doug Kwan <dougkwan@google.com>
3449 * arm.cc (Target_arm::merge_object_attributes): Check command line
3450 options --no-wchar-size-warning and --no-enum-size-warning.
3451 * options.h (General_options): Add ld-compatible options
3452 --no-enum-size-warning and --no-wchar-size-warning.
3454 2010-08-04 Ian Lance Taylor <iant@google.com>
3456 * x86_64.cc (Target_x86_64::Scan::local): Use
3457 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3458 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3459 (Target_x86_64::Scan::global): Likewise.
3460 (Target_x86_64::Relocate::relocate): Likewise.
3461 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3464 2010-08-03 Cary Coutant <ccoutant@google.com>
3466 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3467 to reserve space in merged_strings vector. Keep total input size
3469 (Output_merge_string::do_print_merge_stats): Print total input size.
3470 * merge.h (Output_merge_string): Add input_size_ field.
3471 * stringpool.cc (Stringpool_template::string_length): Move
3472 implementations out of Stringpool_template class and place in
3474 * stringpool.h (string_length): Move out of Stringpool_template.
3476 2010-08-03 Ian Lance Taylor <iant@google.com>
3479 * layout.cc (relaxation_loop_body): If address of load segment is
3480 set, adjust address to include headers if possible.
3482 2010-08-03 Ian Lance Taylor <iant@google.com>
3484 * version.cc (version_string): Bump to 1.10.
3486 2010-08-03 Ian Lance Taylor <iant@google.com>
3489 * layout.h (enum Output_section_order): Define.
3490 (class Layout): Update declarations.
3491 * layout.cc (Layout::get_output_section): Add order parameter.
3492 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3493 is_first_non_relro parameters. Change all callers.
3494 (Layout::choose_output_section): Likewise.
3495 (Layout::add_output_section_data): Likewise.
3496 (Layout::make_output_section): Likewise. Set order.
3497 (Layout::default_section_order): New function.
3498 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3499 * output.cc (Output_section::Output_section): Initialize order_.
3500 Don't initialize deleted fields.
3501 (Output_segment::Output_segment): Don't initialize deleted
3503 (Output_segment::add_output_section_to_load): New function
3504 replacing add_output_section. Change all callers to call this or
3505 add_output_section_to_nonload.
3506 (Output_segment::add_output_section_to_nonload): New function.
3507 (Output_segment::remove_output_section): Rewrite.
3508 (Output_segment::add_initial_output_data): Likewise.
3509 (Output_segment::has_any_data_sections): Likewise.
3510 (Output_segment::is_first_section_relro): Likewise.
3511 (Output_segment::maximum_alignment): Likewise.
3512 (Output_segment::has_dynamic_reloc): New function replacing
3513 dynamic_reloc_count. Change all callers.
3514 (Output_segment::has_dynamic_reloc_list): New function replacing
3515 dynamic_reloc_count_list. Change all callers.
3516 (Output_segment::set_section_addresses): Rewrite.
3517 (Output_segment::set_offset): Rewrite.
3518 (Output_segment::find_first_and_last_list): Remove.
3519 (Output_segment::set_tls_offsets): Rewrite.
3520 (Output_segment::first_section_load_address): Likewise.
3521 (Output_segment::output_section_count): Likewise.
3522 (Output_segment::section_with_lowest_load_address): Likewise.
3523 (Output_segment::write_section_headers): Likewise.
3524 (Output_segment::print_sections_to_map): Likewise.
3525 * output.h (class Output_data): Remove dynamic_reloc_count_
3526 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3527 (Output_data::add_dynamic_reloc): Rewrite.
3528 (Output_data::has_dynamic_reloc): New function.
3529 (Output_data::dynamic_reloc_count): Remove.
3530 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3531 is_last_relro_, is_first_non_relro_, is_interp_,
3532 is_dynamic_linker_section_ fields. Add order and set_order
3533 functions. Remove is_relro_local, set_is_relro_local,
3534 is_last_relro, set_is_last_relro, is_first_non_relro,
3535 set_is_first_non_relro functions, is_interp, set_is_interp,
3536 is_dynamic_linker_section, and set_is_dynamic_linker_section
3538 (class Output_segment): Change Output_data_list from std::list to
3539 std:;vector. Add output_lists_ field. Remove output_data_ and
3540 output_bss_ fields. Update declarations.
3542 2010-08-02 Ian Lance Taylor <iant@google.com>
3544 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3545 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3546 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3548 2010-08-02 Ian Lance Taylor <iant@google.com>
3551 * script.cc (Script_options::Script_options): Initialize
3552 symbol_definitions_ and symbol_references_.
3553 (Script_options::add_symbol_assignment): Update
3554 symbol_definitions_ and symbol_references_.
3555 (Script_options::add_symbol_reference): New function.
3556 (script_symbol): New function.
3557 * script.h (class Script_options): Add symbol_definitions_ and
3558 symbol_references_ fields.
3559 (Script_options::referenced_const_iterator): New type.
3560 (Script_options::referenced_begin): New function.
3561 (Script_options::referenced_end): New function.
3562 (Script_options::is_referenced): New function.
3563 (Script_options::any_unreferenced): New function.
3564 * script-c.h (script_symbol): Declare.
3565 * yyscript.y (exp): Call script_symbol.
3566 * symtab.cc: Include "script.h".
3567 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3568 Change all callers. Check symbols referenced by scripts.
3569 (Symbol_table::add_undefined_symbols_from_command_line): Add
3570 layout parameter. Change all callers.
3571 (Symbol_table::do_add_undefined_symbols_from_command_line):
3572 Likewise. Break out loop body. Check symbols referenced by
3574 (Symbol_table::add_undefined_symbol_from_command_line): New
3575 function broken out of
3576 do_add_undefined_symbols_from_command_line.
3577 * symtab.h (class Symbol_table): Update declarations.
3578 * archive.cc: Include "layout.h".
3579 (Archive::should_include_member): Add layout parameter. Change
3580 all callers. Check for symbol mentioned in expression.
3581 * archive.h (class Archive): Update declaration.
3582 * object.cc (Sized_relobj::do_should_include_member): Add layout
3584 * object.h (Object::should_include_member): Add layout parameter.
3586 (Object::do_should_include_member): Add layout parameter.
3587 (class Sized_relobj): Update declaration.
3588 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3590 * dynobj.h (class Sized_dynobj): Update declaration.
3591 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3593 * plugin.h (class Sized_pluginobj): Update declaration.
3595 2010-08-02 Ian Lance Taylor <iant@google.com>
3598 * output.cc (Output_segment::set_offset): Search for the first and
3599 last sections rather than assuming that the list is in order.
3600 (Output_segment::find_first_and_last_list): New function.
3601 * output.h (class Output_segment): Update declarations.
3602 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3603 (relro_strip_test_SOURCES): New variable.
3604 (relro_strip_test_DEPENDENCIES): New variable.
3605 (relro_strip_test_LDFLAGS): New variable.
3606 (relro_strip_test_LDADD): New variable.
3607 (relro_strip_test.so): New target.
3609 2010-08-02 Ian Lance Taylor <iant@google.com>
3611 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3612 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3613 (Target_i386::got_tlsdesc_section): New function.
3614 (Target_i386::got_section): Create space for GOT entries for
3615 TLSDESC relocations.
3616 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3618 (Target_i386::Scan::global): Likewise.
3619 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3621 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3622 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3623 (Target_x86_64::got_tlsdesc_section): New function.
3624 (Target_x86_64::got_section): Create space for GOT entries for
3625 TLSDESC relocations.
3626 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3628 (Target_x86_64::Scan::global): Likewise.
3629 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3632 2010-08-02 Ian Lance Taylor <iant@google.com>
3634 * testsuite/final_layout.sh: Use dc to convert from hex to
3637 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3639 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3640 paramter to the call to gold::gc_process_relocs.
3641 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3642 paramter to the call to gold::gc_process_relocs.
3643 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3644 parameter to the call to gold::gc_process_relocs.
3645 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3646 template parameter to the call to gold::gc_process_relocs.
3647 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3648 paramter to the call to gold::gc_process_relocs.
3649 * gc.h (get_embedded_addend_size): New function.
3650 (gc_process_relocs): Save the size of the reloc for use by ICF.
3651 * icf.cc (get_section_contents): Get the addend from the text section
3652 for SHT_REL relocation sections.
3653 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3654 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3655 * int_encoding.h (read_from_pointer): New overloaded function.
3656 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3657 * testsuite/icf_sht_rel_addend_test.sh: New file.
3658 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3659 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3661 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3663 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3664 * Makefile.in: Regenerate.
3665 * testsuite/Makefile.in: Regenerate.
3667 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3669 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3670 * gold/testsuite/debug_msg.cc: Likewise.
3671 * gold/testsuite/odr_violation1.cc
3672 * gold/testsuite/odr_violation2.cc
3674 2010-07-21 Cary Coutant <ccoutant@google.com>
3676 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3677 string, and length fields.
3678 (Output_merge_string::Merged_strings_list): New type.
3679 (Output_merge_string::Merged_strings_lists): New typedef.
3680 (Output_merge_string): Replace merged_strings_ with
3681 merged_strings_lists_.
3682 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3683 Merged_strings_list per input object and section. Don't store pointer
3684 to the string. Don't store length with each merged string entry.
3685 (Output_merge_string::finalize_merged_data): Loop over list of merged
3686 strings lists. Recompute length of each merged string.
3688 2010-07-15 Cary Coutant <ccoutant@google.com>
3690 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3693 2010-07-14 Ian Lance Taylor <iant@google.com>
3695 * descriptors.cc (Descriptors::open): Report correct name in error
3698 2010-07-13 Doug Kwan <dougkwan@google.com>
3700 * arm.cc (Arm_input_section::Arm_input_section): For a
3701 SHT_ARM_EXIDX section, always keeps the input sections.
3702 (Arm_input_section::set_exidx_section_link): New method.
3703 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3704 has_errors_ to false.
3705 (Arm_exidx_input_section::has_errors,
3706 Arm_exidx_input_section::set_has_errors): New methods.
3707 (Arm_exidx_input_section::has_errors_): New data member.
3708 (Arm_relobj::get_exidx_shndx_list): New method.
3709 (Arm_output_section::append_text_sections_to_list): Do not skip
3710 section without SHF_EXECINSTR.
3711 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3713 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3714 section header. Make error messages more verbose. Check for
3715 a non-executable section linked to an EXIDX section.
3716 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3717 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3718 check that there is no deferred EXIDX section if we exit early.
3719 Instead of not making an EXIDX section in case of an error, make one
3720 and set the has_errors flag of it.
3721 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3722 in a relocatable link.
3723 (Target_arm::do_relax): Look for the EXIDX output section instead of
3724 assuming that it is called .ARM.exidx.
3725 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3726 section list. Do not check for SHF_EXECINSTR section flags but
3727 skip any input section with errors.
3728 * output.cc (Output_section::Output_section): Initialize
3729 always_keeps_input_sections_ to false.
3730 (Output_section::add_input_section): Check for
3731 always_keeps_input_sections_.
3732 * output.h (Output_section::always_keeps_input_sections,
3733 Output_section::set_always_keeps_input_sections): New methods.
3734 (Output_section::always_keeps_input_sections): New data member.
3736 2010-07-13 Rafael Espindola <espindola@google.com>
3738 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3739 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3741 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3742 Ian Lance Taylor <iant@google.com>
3744 * output.h (Output_section_lookup_maps::add_merge_section):
3745 Correct check of whether value was inserted.
3746 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3747 (Output_section_lookup_maps::add_relaxed_input_section):
3749 * arm.cc (Target_arm::got_section): Remove used local os.
3750 * i386.cc (Target_i386::got_section): Likewise.
3751 * x86_64.cc (Target_x86_64::got_section): Likewise.
3752 * sparc.cc (Target_sparc::got_section): Likewise.
3753 (Target_sparc::relocate): Remove unused local have_got_offset.
3754 * powerpc.cc (Target_powerpc::relocate): Likewise.
3756 2010-07-13 Ian Lance Taylor <iant@google.com>
3758 * compressed_output.cc (zlib_decompress): Fix signature in
3761 * archive.cc (Archive::include_member): Unlock an external member
3762 of a thin archive. Don't bother to delete an object we know is
3765 2010-07-12 Cary Coutant <ccoutant@google.com>
3767 * compressed_output.cc (zlib_decompress): New function.
3768 (get_uncompressed_size): New function.
3769 (decompress_input_section): New function.
3770 * compressed_output.h (get_uncompressed_size): New function.
3771 (decompress_input_section): New function.
3772 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3773 Handle compressed debug sections.
3774 * layout.cc (is_compressed_debug_section): New function.
3775 (Layout::output_section_name): Map compressed section names to
3777 * layout.h (is_compressed_debug_section): New function.
3778 (is_debug_info_section): Recognize compressed debug sections.
3779 * merge.cc: Include compressed_output.h.
3780 (Output_merge_data::do_add_input_section): Handle compressed
3782 (Output_merge_string::do_add_input_section): Handle compressed
3784 * object.cc: Include compressed_output.h.
3785 (Sized_relobj::Sized_relobj): Initialize new data members.
3786 (build_compressed_section_map): New function.
3787 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3788 * object.h (Object::section_is_compressed): New method.
3789 (Object::do_section_is_compressed): New method.
3790 (Sized_relobj::Compressed_section_map): New type.
3791 (Sized_relobj::do_section_is_compressed): New method.
3792 (Sized_relobj::compressed_sections_): New data member.
3793 * output.cc (Output_section::add_input_section): Handle compressed
3795 * reloc.cc: Include compressed_output.h.
3796 (Sized_relobj::write_sections): Handle compressed debug sections.
3798 2010-07-08 Cary Coutant <ccoutant@google.com>
3800 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3801 weak when resolving to a dynamic def.
3802 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3803 for weak undef/dynamic def cases. Adjust callers.
3804 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3805 undef_binding_weak_.
3806 (Symbol_table::sized_write_globals): Adjust symbol binding.
3807 (Symbol_table::sized_write_symbol): Add binding parameter.
3808 * symtab.h (Symbol::set_undef_binding): New method.
3809 (Symbol::is_undef_binding_weak): New method.
3810 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3811 (Symbol_table::should_override): Add new parameter.
3812 (Symbol_table::sized_write_symbol): Add new parameter.
3814 * testsuite/weak_undef_file1.cc: Add new test case.
3815 * testsuite/weak_undef_file2.cc: Fix header comment.
3816 * testsuite/weak_undef_test.cc: Add new test case.
3818 2010-06-29 Doug Kwan <dougkwan@google.com>
3820 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3821 Initialize USE_SYMBOL_.
3822 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3824 (Arm_reloc_property::uses_symbol_): New data member declaration.
3825 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3826 uses symbol value and symbol is undefined but not weakly undefined.
3828 2010-06-28 Rafael Espindola <espindola@google.com>
3830 * plugin.cc (Plugin::load): Use dlerror.
3832 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3834 * symtab.cc (detect_odr_violations): When reporting an ODR
3835 violation, report an object where the symbol is defined.
3837 2010-06-25 Doug Kwan <dougkwan@google.com>
3839 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3840 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3842 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3843 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3844 target hook to detect function points.
3845 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3846 * icf.h (Icf::check_section_for_function_pointers): Change type of
3847 parameter SECTION_NAME to const reference to std::string. Use
3848 target hook to determine if section may have unsafe pointers.
3849 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3852 2010-06-21 Rafael Espindola <espindola@google.com>
3854 * fileread.cc (Input_file::find_fie): New
3855 (Input_file::open): Use Input_file::find_fie.
3856 * fileread.h (Input_file::find_fie): New
3857 * plugin.cc (set_extra_library_path): New.
3858 (Plugin::load): Add set_extra_library_path to the transfer vector.
3859 (Plugin_manager::set_extra_library_path): New.
3860 (Plugin_manager::add_input_file): Use the extra search path if set.
3861 (set_extra_library_path(): New.
3862 * plugin.h (Plugin_manager): Add set_extra_library_path and
3865 2010-06-19 Cary Coutant <ccoutant@google.com>
3867 * layout.cc (gdb_sections): Add .debug_types.
3868 (lines_only_debug_sections): Likewise.
3870 2010-06-18 Rafael Espindola <espindola@google.com>
3872 * plugin.cc (add_input_file,add_input_library)
3873 (Plugin_manager::add_input_file): Make filename arguments const.
3874 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3877 2010-06-16 Doug Kwan <dougkwan@google.com>
3879 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3880 .ARM.attributes section if we have not merged any input
3881 attributes sections.
3883 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3885 * arm.cc: Allow combining objects with no EABI version
3888 2010-06-15 Rafael Espindola <espindola@google.com>
3890 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3892 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3894 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3895 (struct iovec): Correct !HAVE_READV definition.
3897 2010-06-10 Cary Coutant <ccoutant@google.com>
3899 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3900 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3902 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3905 * symtab.h (Symbol::is_placeholder): New member function.
3906 * target-reloc.h (relocate_section): Check for placeholder symbols.
3908 * testsuite/Makefile.am (plugin_test_8): New test.
3909 (plugin_test_9): New test.
3910 * testsuite/Makefile.in: Regenerate.
3912 2010-06-09 Nick Clifton <nickc@redhat.com>
3914 * yyscript.y (input_list_element): Allow strings prefixed with
3915 the '-' character. Treat these as libraries.
3916 * script.cc (script_add_library): New function. Adds a library
3917 specified by "-l<name>" found in an input script.
3918 * script-c.h: Add prototype for script_add_library.
3920 2010-06-07 Doug Kwan <dougkwan@google.com>
3922 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3923 Restrict stub-group size to be within long conditional branch
3924 range when working around cortex-A8 erratum.
3926 2010-06-07 Damien Diederen <dd@crosstwine.com>
3928 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3931 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3935 (Output_section::Input_section_sort_entry::compare_section_ordering):
3936 Change to return non-zero correctly.
3937 (Output_section::Input_section_sort_section_order_index_compare
3938 ::operator()): Change to fix ambiguity in comparisons.
3940 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3942 * gold.h (is_wildcard_string): New function.
3943 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3944 (Layout::layout_eh_frame): Ditto.
3945 (Layout::find_section_order_index): New method.
3946 (Layout::read_layout_from_file): New method.
3947 * layout.h (Layout::find_section_order_index): New method.
3948 (Layout::read_layout_from_file): New method.
3949 (Layout::input_section_position_): New private member.
3950 (Layout::input_section_glob_): New private member.
3951 * main.cc (main): Call read_layout_from_file here.
3952 * options.h (--section-ordering-file): New option.
3953 * output.cc (Output_section::input_section_order_specified_): New
3955 (Output_section::Output_section): Initialize new member.
3956 (Output_section::add_input_section): Add new parameter.
3957 Keep input sections when --section-ordering-file is used.
3958 (Output_section::set_final_data_size): Sort input sections when
3959 section ordering file is specified.
3960 (Output_section::Input_section_sort_entry): Add new parameter.
3962 (Output_section::Input_section_sort_entry::compare_section_ordering):
3964 (Output_section::Input_section_sort_compare::operator()): Change to
3965 consider section_order_index.
3966 (Output_section::Input_section_sort_init_fini_compare::operator()):
3967 Change to consider section_order_index.
3968 (Output_section::Input_section_sort_section_order_index_compare
3969 ::operator()): New method.
3970 (Output_section::sort_attached_input_sections): Change to sort
3971 according to section order when specified.
3972 (Output_section::add_input_section<32, true>): Add new parameter.
3973 (Output_section::add_input_section<64, true>): Add new parameter.
3974 (Output_section::add_input_section<32, false>): Add new parameter.
3975 (Output_section::add_input_section<64, false>): Add new parameter.
3976 * output.h (Output_section::add_input_section): Add new parameter.
3977 (Output_section::input_section_order_specified): New
3979 (Output_section::set_input_section_order_specified): New method.
3980 (Input_section::Input_section): Initialize section_order_index_.
3981 (Input_section::section_order_index): New method.
3982 (Input_section::set_section_order_index): New method.
3983 (Input_section::section_order_index_): New member.
3984 (Input_section::Input_section_sort_section_order_index_compare): New
3986 (Output_section::input_section_order_specified_): New member.
3987 * script-sections.cc (is_wildcard_string): Delete and move modified
3989 (Output_section_element_input::Output_section_element_input): Modify
3990 call to is_wildcard_string.
3991 (Output_section_element_input::Input_section_pattern
3992 ::Input_section_pattern): Ditto.
3993 (Output_section_element_input::Output_section_element_input): Ditto.
3994 * testsuite/Makefile.am (final_layout): New test case.
3995 * testsuite/Makefile.in: Regenerate.
3996 * testsuite/final_layout.cc: New file.
3997 * testsuite/final_layout.sh: New file.
3999 2010-06-01 Rafael Espindola <espindola@google.com>
4001 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4003 2010-06-01 Rafael Espindola <espindola@google.com>
4005 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4006 visibility of symbols.
4008 2010-05-27 Doug Kwan <dougkwan@google.com>
4010 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4011 from start of output section instead of address for a local symbol
4012 in a merged or relaxed section when doing a relocatable link.
4014 2010-05-26 Rafael Espindola <espindola@google.com>
4017 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4018 adding sections the garbage collector removed.
4019 * gold/testsuite/Makefile.am: Add test.
4020 * gold/testsuite/Makefile.in: Regenerate.
4021 * gold/testsuite/plugin_test_7.sh: New.
4022 * gold/testsuite/plugin_test_7_1.c: New.
4023 * gold/testsuite/plugin_test_7_2.c: New.
4025 2010-05-26 Rafael Espindola <espindola@google.com>
4027 * script-sections.cc (Output_section_definition::set_section_addresses):
4028 Check for --section-start.
4030 2010-05-26 Doug Kwan <dougkwan@google.com>
4032 * arm.cc (Arm_scan_relocatable_relocs): New class.
4033 (Target_arm::relocate_special_relocatable): New method.
4034 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4035 (Arm_relocate_functions::thumb_branch_common): Same.
4036 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4037 instead of Default_scan_relocatable_relocs.
4038 * target-reloc.h (relocate_for_relocatable): Let target handle
4039 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4040 * target.h (Sized_target::relocate_special_relocatable): New method.
4042 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4044 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4046 2010-05-23 Doug Kwan <dougkwan@google.com>
4048 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4050 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4051 with a direct branch, not a conditional branch, to a stub.
4052 * merge.cc (Output_merge_base::record_input_section): New method
4054 (Output_merge_data::do_add_input_section): Record input section if
4055 keeps-input-sections flag is set.
4056 (Output_merge_string::do_add_input_section): Ditto.
4057 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4058 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4060 (Output_merge_base::keeps_input_sections,
4061 Output_merge_base::set_keeps_input_sections,
4062 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4064 (Output_merge_base::Input_sections): New type declaration.
4065 (Output_merge_base::input_sections_begin,
4066 Output_merge_base::input_sections_end,
4067 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4068 (Output_merge_base::bool keeps_input_sections_,
4069 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4070 Output_merge_base::input_sections_): New data members.
4071 (Output_merge_data::do_set_keeps_input_sections): New method
4073 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4074 * output.cc (Output_section::Input_section::relobj): Move method
4075 defintion from class declaration to here and handle merge sections.
4076 (Output_section::Input_section::shndx): Ditto.
4077 (Output_section::Output_section): Remove initializations of removed
4078 data members and initialize new data member LOOKUP_MAPS_.
4079 (Output_section::add_input_section): Set keeps-input-sections flag
4080 for a newly created merge output section as appropriate. Adjust code
4081 to use Output_section_lookup_maps class.
4082 (Output_section::add_relaxed_input_section): Adjst code for lookup
4083 maps code refactoring.
4084 (Output_section::add_merge_input_section): Add a new parameter
4085 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4086 class. If adding input section to a newly created merge output
4087 section fails, remove the new merge section.
4088 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4089 Adjust code for use of the Output_section_lookup_maps class.
4090 (Output_section::find_merge_section): Ditto.
4091 (Output_section::build_lookup_maps): New method defintion.
4092 (Output_section::find_relaxed_input_section): Adjust code to use
4093 Output_section_lookup_maps class.
4094 (Output_section::get_input_sections): Export merge sections. Adjust
4095 code to use Output_section_lookup_maps class.
4096 (Output_section:::add_script_input_section): Adjust code to use
4097 Output_section_lookup_maps class. Update lookup maps for merge
4099 (Output_section::discard_states): Use Output_section_lookup_maps.
4100 (Output_section::restore_states): Same.
4101 * output.h (Merge_section_properties): Move class defintion out of
4103 (Output_section_lookup_maps): New class.
4104 (Output_section::Input_section::is_merge_section): New method
4106 (Output_section::Input_section::relobj): Move defintion out of class
4107 defintion. Declare method only.
4108 (Output_section::Input_section::shndx): Ditto.
4109 (Output_section::Input_section::output_merge_base): New method defintion.
4110 (Output_section::Input_section::u2_.pomb): New union field.
4111 (Output_section::Merge_section_by_properties_map,
4112 Output_section::Output_section_data_by_input_section_map,
4113 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4115 (Output_section::add_merge_input_section): Add new parameter
4116 KEEPS_INPUT_SECTIONS.
4117 (Output_section::build_lookup_maps): New method declaration.
4118 (Output_section::merge_section_map_,
4119 Output_section::merge_section_by_properties_map_,
4120 Output_section::relaxed_input_section_map_,
4121 Output_section::is_relaxed_input_section_map_valid_): Remove data
4123 (Output_section::lookup_maps_): New data member.
4125 2010-05-21 Doug Kwan <dougkwan@google.com>
4128 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4129 avoid a compilation error.
4131 2010-05-19 Rafael Espindola <espindola@google.com>
4133 * script-sections.cc (Output_section_definition::allocate_to_segment):
4134 Update the phdrs_list even when the output section is NULL.
4135 * testsuite/Makefile.am: Add test.
4136 * testsuite/Makefile.in: Regenerate.
4137 * testsuite/script_test_9.cc: New.
4138 * testsuite/script_test_9.sh: New.
4139 * testsuite/script_test_9.t: New.
4141 2010-05-19 Doug Kwan <dougkwan@google.com>
4143 * arm.cc (Arm_input_section::original_size): New method.
4144 (Arm_input_section::do_addralign): Add a cast.
4145 (Arm_input_section::do_output_offset): Remove static cast.
4146 (Arm_input_section::original_addralign,
4147 Arm_input_section::original_size_): Change type to uint32_t.
4148 (Arm_input_section::init): Add safe casts for section alignment
4150 (Arm_input_section::set_final_data_size): Do not set address and
4151 offset of stub table.
4152 (Arm_output_section::fix_exidx_coverage): Change use of of
4153 Output_section::Simple_input_section to that of
4154 Output_section::Input_section.
4155 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4156 except for the first pass.
4157 * output.cc (Output_section::get_input_sections): Change type of
4158 input_sections to std::list<Input_section>.
4159 (Output_section::add_script_input_section): Rename from
4160 Output_section::add_simple_input_section. Change type of SIS
4161 parameter from Simple_input_section to Input_section.
4162 * output.h (Output_section::Simple_input_section): Remove class.
4163 (Output_section::Input_section): Change class visibility to public.
4164 (Output_section::Input_section::addralign): Use stored alignments
4165 for special input sections if set.
4166 (Output_section::Input_section::set_addralign): New method.
4167 (Output_section::get_input_sections): Change parameter type from
4168 list of Simple_input_section to list of Input_section.
4169 (Output_section::add_script_input_section): Rename from
4170 Output_section::add_simple_input_section. Change first parameter's
4171 type from Simple_input_section to Input_section and remove the
4172 second and third parameters.
4173 * script-sections.cc (Input_section::Input_section_list): Change
4174 type to list of Output_section::Input_section/
4175 (Input_section_info::Input_section_info): Change parameter type of
4176 INPUT_SECTION to Output_section::Input_section.
4177 (Input_section_info::input_section): Change return type.
4178 (Input_section_info::input_section_): Change type to
4179 Output_section::Input_section.
4180 (Output_section_element_input::set_section_addresses): Adjust code
4181 to use Output_section::Input_section instead of
4182 Output_section::Simple_input_section. Adjust code for renaming
4183 of Output_section::add_simple_input_section.
4184 (Orphan_output_section::set_section_addresses): Ditto.
4186 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4188 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4189 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4191 2010-05-18 Rafael Espindola <espindola@google.com>
4193 * options.cc (General_options::finalize): Handle -nostdlib.
4194 * options.h (nostdlib): New option.
4195 * script.cc (script_add_search_dir): Handle -nostdlib.
4197 2010-05-12 Doug Kwan <dougkwan@google.com>
4199 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4200 attributes section only if there no attributes section after merging.
4201 (Target_arm::merge_object_attributes): Move value of
4202 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4203 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4204 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4205 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4206 and arm_attr_merge_7.stdout.
4207 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4208 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4209 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4210 arm_attr_merge_7b.o): New rules.
4211 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4213 * testsuite/Makefile.in: Regenerate.
4214 * testsuite/arm_attr_merge.sh: New file.
4215 * testsuite/arm_attr_merge_[67][ab].s: Same.
4217 2010-05-05 Nick Clifton <nickc@redhat.com>
4219 * po/es.po: Updated Spanish translation.
4221 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4223 * Makefile.am (install-exec-local): Properly install gold as
4224 default cross linker.
4225 * Makefile.in: Regenerated.
4227 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4228 Nick Clifton <nickc@redhat.com>
4230 * configure.ac (install_as_default): Define and set to false
4231 unless --enable-gold or --enable-gold=both/gold has been
4233 * configure: Regenerate.
4235 * Makefile.am (install-exec-local): Install the executable as
4236 'ld.gold'. If install_as_default is true then also install it as
4238 * Makefile.in: Regenerated.
4240 2010-04-24 Ian Lance Taylor <iant@google.com>
4242 * layout.cc (Layout::layout_reloc): In relocatable link don't
4243 combine reloc sections for grouped sections.
4245 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4247 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4248 sections that are not ordinary to icf.
4249 * icf.cc (get_section_contents): Handle relocation pointing to section
4250 with no object or shndx information.
4251 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4252 * testsuite/Makefile.in: Regenerate.
4253 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4254 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4256 2010-04-22 Ian Lance Taylor <iant@google.com>
4258 * expression.cc (Expression::Expression_eval_info): Add
4259 result_alignment_pointer field.
4260 (Expression::eval_with_dot): Add result_alignment_pointer
4261 parameter. Change all callers.
4262 (Expression::eval_maybe_dot): Likewise.
4263 (class Binary_expression): Add alignment_pointer parameter to
4264 left_value and right_value. Change all callers.
4265 (BINARY_EXPRESSION): Set result alignment.
4266 (class Trinary_expression): Add alignment_pointer parameter to
4267 arg2_value and arg3_value. Change all callers.
4268 (Trinary_cond::value): Set result alignment.
4269 (Max_expression::value, Min_expression::value): Likewise.
4270 (Align_expression::value): Likewise.
4271 * script-sections.cc (class Sections_element): Add dot_alignment
4272 parameter to set_section_addresses virtual function. Update
4274 (class Output_section_element): Likewise.
4275 (Script_sections::create_segments): Add dot_alignment parameter.
4277 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4278 (Script_sections::set_phdrs_clause_addresses): Likewise.
4279 * script-sections.h: Update declarations.
4280 * script.h: Update declarations.
4281 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4283 * testsuite/script_test_3.t: Set large alignment.
4284 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4285 segment has expected alignment.
4287 2010-04-22 Nick Clifton <nickc@redhat.com>
4289 * po/gold.pot: Updated by the Translation project.
4290 * po/vi.po: Updated Vietnamese translation.
4292 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4294 * testsuite/Makefile.am (check_PROGRAMS): Add
4295 icf_virtual_function_folding_test.
4296 * testsuite/Makefile.in: Regenerated.
4298 2010-04-15 Andrew Haley <aph@redhat.com>
4300 * options.h (merge_exidx_entries): New option.
4301 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4302 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4303 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4304 (Target_arm::merge_exidx_entries): New function.
4305 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4306 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4307 to Arm_exidx_fixup constructor.
4308 Add new arg, merge_exidx_entries.
4309 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4310 Arm_output_section::fix_exidx_coverage.
4312 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4314 * icf.cc (get_section_contents): Check for preemptible functions.
4315 Ignore addend when appropriate.
4316 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4318 (add_from_relobj): Check for section folded.
4319 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4320 * symtab.h (should_add_dynsym_entry): Add new parameter.
4321 * target-reloc.h (scan_relocs): Check for section folded.
4322 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4323 Check reloc types for function pointers in shared objects.
4324 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4326 (icf_preemptible_functions_test): New test case.
4327 (icf_string_merge_test): New test case.
4328 * testsuite.Makefile.in: Regenerate.
4329 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4330 bar_glob. Refactor code.
4331 * testsuite/icf_preemptible_functions_test.cc: New file.
4332 * testsuite/icf_preemptible_functions_test.sh: New file.
4333 * testsuite/icf_string_merge_test.cc: New file.
4334 * testsuite/icf_string_merge_test.sh: New file.
4335 * testsuite/icf_virtual_function_folding_test.cc: New file.
4336 * testsuite/icf_virtual_function_folding_test.sh: New file.
4338 2010-04-14 Doug Kwan <dougkwan@google.com>
4340 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4341 for local symbol recounting if we remove a section due to ICF.
4342 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4343 there are no regular objects in input.
4345 2010-04-13 Doug Kwan <dougkwan@google.com>
4347 * arm.cc (Arm_input_section::set_final_data_size): Compute
4348 accurate final data size instead of using current data size.
4350 2010-04-09 Doug Kwan <dougkwan@google.com>
4352 * layout.cc (Layout::choose_output_section): Handle script section
4354 (Layout::make_output_section_for_script): Add section type parameter.
4355 Handle script section types.
4356 * layout.h (Layout::make_output_section_for_script): Add section
4358 * output.cc (Output_section::Output_section): Initialize data member
4360 (Output_section::do_reset_address_and_file_offset): Do not set address
4361 to 0 if section is a NOLOAD section.
4362 * output.h (Output_section::is_noload): New method.
4363 (Output_section::set_is_noload): Ditto.
4364 (Output_section::is_noload_): New data member.
4365 * script-c.h (Script_section_type): New enum type.
4366 (struct Parser_output_section_header): Add new file section_type.
4367 * script-sections.cc (Sections_element::output_section_name): Add
4368 parameter for returning script section type.
4369 (Output_section_definition::output_section_name): Ditto.
4370 (Output_section_definition::section_type)P; New method.
4371 (Output_section_definiton::script_section_type_name): Ditto.
4372 (Output_section_definition::script_section_type_): New data member.
4373 (Output_section_definition::Output_section_definition): Initialize
4374 data member Output_section_definition::script_section_type_.
4375 (Output_section_definition::create_sections): Pass script section type
4376 to Layout::make_output_section_for_script.
4377 (Output_section_definition::output_section_name): Return script
4378 section type to caller.
4379 (Output_section_definition::set_section_address): Do not advance
4380 dot value and load address if section type is NOLOAD. Set address
4381 of NOLOAD sections regardless of section flags.
4382 (Output_section_definition::print): Print section type if it is
4383 not SCRIPT_SECTION_TYPE_NONE.
4384 (Output_section_definition::section_type): New method.
4385 (Output_section_definition::script_section_type_name): Ditto.
4386 (Script_sections::output_section_name): Add new parameter
4387 PSECTION_TYPE for returning script section type. Pass it to
4388 section elements. Handle discard sections.
4389 (Sort_output_sections::operator()): Handle NOLOAD sections.
4390 * script-sections.h (Script_sections::Section_type): New enum type.
4391 (Script_sections::output_section_name): Add a new parameter for
4392 returning script section type.
4393 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4395 * yyscript.y (union): Add new field SECTION_TYPE.
4396 (COPY, DSECT, INFO, NOLOAD): New tokens.
4397 (opt_address_and_section_type): Change type to output_section_header.
4398 (section_type): New non-terminal
4399 (section_header): Handle section type.
4400 (opt_address_and_section_type): Return section type value.
4402 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4404 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4405 * testsuite/plugin_common_test_2.c (foo): Likewise.
4407 2010-04-08 Doug Kwan <dougkwan@google.com>
4409 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4411 * output.cc (Output_section::add_merge_input_section): Simplify
4412 code and return status of Output_merge_base::add_input_section.
4413 Update merge section map only if Output_merge_base::add_input_section
4416 2010-04-07 Doug Kwan <dougkwan@google.com>
4418 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4419 if section is marked as containing instructions but has no mapping
4421 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4422 correct section index.
4423 (Arm_relobj::find_linked_text_section): Ditto.
4425 2010-04-07 Cary Coutant <ccoutant@google.com>
4427 * archive.cc (include_member): Destroy Read_symbols_data object before
4429 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4430 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4431 (Read_symbols_data::~Read_symbols_data) New destructor.
4432 (Section_relocs::Section_relocs) New constructor.
4433 (Section_relocs::~Section_relocs) New destructor.
4434 (Read_relocs_data::Read_relocs_data) New constructor.
4435 (Read_relocs_data::~Read_relocs_data) New destructor.
4436 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4437 pointers to NULL after deleting.
4439 2010-04-07 Doug Kwan <dougkwan@google.com>
4441 * arm.cc: Replace "endianity" with "endianness" in comments.
4442 (Arm_exidx_cantunwind): Ditto.
4443 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4444 (Arm_relobj::merge_flags_and_attributes): New method.
4445 (Arm_relobj::merge_flags_and_attributes_): New data member.
4446 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4447 (Arm_relobj::scan_sections_for_stubs): Ditto.
4448 (Arm_relobj::do_read_symbols): Check to see if we really want to
4449 merge processor-specific flags and attributes. Exit early if
4450 an object is empty except for section names and the undefined symbol.
4451 (Target_arm::do_finalize_sections): Move check for ELF format to
4452 Arm_relobj::do_read_symbols. Merge processor specific flags and
4453 attributes from a regular object only when we have determined that
4454 it is aapropriate. Do not create an .ARM.attributes section in
4455 output if there is no regular input object.
4456 (Target_arm::merge_processor_specific_flags): Check
4457 --warn-mismatch before printing any error.
4458 (Target_arm::merge_object_attributes): Ditto.
4459 * gold.cc (queue_middle_tasks): Handle the case in which there is
4460 no regular object in input.
4461 * options.cc (General_options::parse_EB): New method.
4462 (General_options::parse_EL): Same.
4463 (General_options::General_options): Initialize endianness_.
4464 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4466 (General_options::Endianness): New enum.
4467 (General_options::endianness): New method.
4468 (General_options::endianness_): New data member.
4469 * parameters.cc (Parameters::set_options): Check target endianness.
4470 (Parameters::set_target_once): Ditto.
4471 (Parameters::check_target_endianness): New method.
4472 (parameters_force_valid_target): If either -EL or -EB is specified,
4473 use it to define endianness of default target.
4474 * parameters.h (Parameters::check_target_endianness): New method
4476 * target.h (class Target): Change "endianity" to "endianness"
4479 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4481 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4482 * configure: Regenerate.
4483 * Makefile.in: Regenerate.
4484 * testsuite/Makefile.in: Regenerate.
4486 2010-04-06 Cary Coutant <ccoutant@google.com>
4489 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4490 prevailing definitions of common symbols.
4491 * testsuite/plugin_test_6.sh: New test case.
4492 * testsuite/plugin_common_test_1.c: New test case.
4493 * testsuite/plugin_common_test_2.c: New test case.
4494 * testsuite/Makefile.am (plugin_test_6): New test case.
4495 * testsuite/Makefile.in: Regenerate.
4497 2010-04-06 Nick Clifton <nickc@redhat.com>
4499 * po/vi.po: New Vietnamese translation.
4501 2010-03-30 Doug Kwan <dougkwan@google.com>
4503 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4505 2010-03-25 Doug Kwan <dougkwan@google.com>
4507 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4508 to avoid a conversion warning on a 32-bit host.
4510 2010-03-24 Ian Lance Taylor <iant@google.com>
4512 * testsuite/script_test_3.t: Add a TLS segment.
4513 * testsuite/Makefile.am (check_PROGRAMS): Add
4514 tls_phdrs_script_test.
4515 (tls_phdrs_script_test_SOURCES): Define.
4516 (tls_phdrs_script_test_DEPENDENCIES): Define.
4517 (tls_phdrs_script_test_LDFLAGS): Define.
4518 (tls_phdrs_script_test_LDADD): Define.
4519 * testsuite/Makefile.in: Rebuild.
4521 2010-03-23 Cary Coutant <ccoutant@google.com>
4523 * fileread.cc (find_or_make_view): Fix comment.
4525 2010-03-23 Ian Lance Taylor <iant@google.com>
4527 * script-sections.cc (class Orphan_section_placement): Define
4528 PLACE_TLS and PLACE_TLS_BSS.
4529 (Orphan_section_placement::Orphan_section_placement): Initialize
4531 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4532 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4533 (tls_script_test_SOURCES): Define.
4534 (tls_script_test_DEPENDENCIES): Define.
4535 (tls_script_test_LDFLAGS): Define.
4536 (tls_script_test_LDADD): Define.
4537 * testsuite/Makefile.in: Rebuild.
4539 2010-03-22 Doug Kwan <dougkwan@google.com>
4541 * arm.cc (Arm_relocate_functions::abs8,
4542 Arm_relocate_functions::abs16): Use correct check for overflow
4543 specified in the ARM ELF specs.
4544 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4545 target of a BLX instruction specially.
4546 (Reloc_stub::stub_type_for_reloc): Ditto.
4547 (Relocate::relocate): Use symbolic names instead of numeric relocation
4548 codes to report error.
4549 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4551 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4552 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4553 thumb2_blx_out_of_range.stdout
4554 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4555 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4556 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4557 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4558 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4559 thumb2_blx_in_range, thumb2_blx_in_range.o,
4560 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4561 thumb2_blx_out_of_range.o): New rules.
4562 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4563 thumb2_blx_in_range and thumb2_blx_out_of_range.
4564 * testsuite/Makefile.in: Regenerate.
4565 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4566 * testsuite/thumb_blx_in_range.s: New file.
4567 * testsuite/thumb_blx_out_of_range.s: New file.
4569 2010-03-22 Rafael Espindola <espindola@google.com>
4571 * archive.cc (Should_include): Move to archive.h.
4572 (should_include_member): Make it a member of Archive.
4574 (Add_lib_group_symbols): New.
4575 * archive.h: Include options.h.
4576 (Archive_member): Moved from Archive.
4577 (Should_include): Moved from archive.cc.
4579 (Add_lib_group_symbols): New.
4580 * dynobj.cc (do_should_include_member): New.
4581 * dynobj.h (do_should_include_member): New.
4582 * gold.cc (queue_initial_tasks): Update call to queue.
4583 * main.cc (main): Print lib group stats.
4584 * object.cc (do_should_include_member): New.
4585 * object.h: Include archive.h.
4586 (Object::should_include_member): New.
4587 (Object::do_should_include_member): New.
4588 (Sized_relobj::do_should_include_member): New.
4589 * options.cc (General_options::parse_start_lib): New.
4590 (General_options::parse_end_lib): New.
4591 (Input_arguments::add_file): Handle lib groups.
4592 (Input_arguments::start_group): Check we are not in a lib.
4593 (Input_arguments::start_lib): New.
4594 (Input_arguments::end_lib): New.
4595 * options.h (General_options): Add start_lib and end_lib.
4596 (Input_argument::lib_): New.
4597 (Input_argument::lib): New.
4598 (Input_argument::is_lib): New.
4599 (Input_file_lib): New.
4600 (Input_arguments::in_lib_): New.
4601 (Input_arguments::in_lib): New.
4602 (Input_arguments::start_lib): New.
4603 (Input_arguments::end_lib_): New.
4604 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4605 in unused members as preempted.
4606 (Sized_pluginobj::do_should_include_member): New.
4607 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4608 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4610 (Read_symbols::do_whole_lib_group): New.
4611 (Read_symbols::do_lib_group): New.
4612 (Read_symbols::do_read_symbols): Handle lib groups.
4613 (Read_symbols::get_name): Handle lib groups.
4614 * readsyms.h (Read_symbols): Add an archive member pointer.
4615 (Read_symbols::do_whole_lib_group): New.
4616 (Read_symbols::do_lib_group): New.
4617 (Read_symbols::member_): New.
4618 * script.cc (read_input_script): Update call to queue_soon.
4620 2010-03-19 Doug Kwan <dougkwan@google.com>
4622 * arm.cc (Stub_table::Stub_table): Initialize new data members
4623 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4624 (Stub_table::add_reloc_stub): Assign stub offset and update
4625 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4626 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4628 (Stub_table::update_data_size_and_addralign): Use
4629 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4630 instead of going over all reloc stubs.
4631 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4632 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4633 Stringpool_template::offset_ to size of Stringpool_char.
4634 (Stringpool_template::new_key_offset): Remove code to initialize
4635 Stringpool_template::offset_.
4636 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4637 Stringpool_template::offset_ to zero.
4639 2010-03-15 Doug Kwan <dougkwan@google.com>
4641 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4643 (Stringpool_template::new_key_offset): New method.
4644 (Stringpool_template::add_string): Assign offsets when adding new
4646 (Stringpool_template::set_string_offsets): Do not set string offsets
4647 when not optimizing.
4648 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4650 (Chunked_vector::clear): Clear size_.
4651 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4652 (Chunked_vector::size): Return size_.
4653 (Chunked_vector::push_back): Use size_ to find insert position.
4654 (Chunked_vector::size_): New data member.
4655 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4656 (Stringpool_template::new_key_offset): New method declaration.
4657 (Stringpool_template::offset_): New data member.
4659 2010-03-15 Rafael Espindola <espindola@google.com>
4661 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4662 Add_symbols' constructor.
4663 * readsyms.h (Add_symbols): Remove the input_group member.
4665 2010-03-10 Ian Lance Taylor <iant@google.com>
4667 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4668 target to ask whether a reference to a symbol requires a stack
4670 * target.h (Target::is_call_to_non_split): New function.
4671 (Target::do_is_call_to_non_split): Declare virtual function.
4672 * target.cc: Include "symtab.h".
4673 (Target::do_is_call_to_non_split): New function.
4674 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4676 2010-03-10 Cary Coutant <ccoutant@google.com>
4678 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4679 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4680 (File_read::open[2]): Add whole_file_view_ to list of views.
4681 (File_read::make_view): Remove test of whole_file_view_.
4682 (File_read::find_or_make_view): Create whole_file_view_ if
4684 (File_read::clear_views): Replace bool parameter with enum;
4685 adjust all callers. Don't delete views with permanent data;
4686 do delete cached views and views from archives if
4687 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4688 if clearing the corresponding view.
4689 * fileread.h (File_read::Clear_views_mode): New enum.
4690 (File_read::View::is_permanent_view): New method.
4691 (File_read::clear_views): Replace bool parameter
4692 with enum; adjust all callers.
4693 * options.h (General_options): Change keep_files_mapped option;
4694 add map_whole_files.
4695 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4697 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4700 2010-03-10 David S. Miller <davem@davemloft.net>
4702 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4704 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4706 * icf.cc (get_section_contents): Add '@' marker after processing the
4709 2010-03-08 Doug Kwan <dougkwan@google.com>
4711 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4712 due to a conversion warning.
4713 (Arm_relobj::update_output_local_symbol_count): Check for local
4714 symbol with unset output index.
4716 2010-03-05 Ian Lance Taylor <iant@google.com>
4718 * options.h (class General_options): Add --spare-dynamic-tags.
4719 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4720 --spare-dynamic-tags.
4722 2010-03-05 Ian Lance Taylor <iant@google.com>
4724 * incremental.cc: Include "libiberty.h".
4726 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4728 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4729 function, is_info_ member.
4730 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4731 (Versions::Versions): Update caller.
4732 (Versions::define_base_version): Likewise.
4733 (Versions::add_def): Likewise.
4735 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4737 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4738 (Scan::possible_function_pointer_reloc): New function.
4739 (Scan::local_reloc_may_be_function_pointer): Change to call
4740 possible_function_pointer_reloc.
4741 (Scan::global_reloc_may_be_function_pointer): Ditto.
4742 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4743 relocations in ".data.rel.ro._ZTV" section.
4744 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4745 * testsuite/icf_safe_so_test.cc: Ditto.
4746 * testsuite/icf_safe_test.cc: Ditto.
4747 * testsuite/icf_safe_test.sh: Ditto.
4749 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4750 Ian Lance Taylor <iant@google.com>
4752 * target-reloc.h (relocate_section): Check the symbol table index
4753 for -1U before setting the local symbol index.
4754 (scan_relocatable_relocs): If copying the relocation, record that
4755 the local symbol is required.
4756 * object.h (Symbol_value::is_output_symtab_index_set): New
4758 (Symbol_value::may_be_discarded_from_output_symtab): New
4760 (Symbol_value::has_output_symtab_entry): New function.
4761 (Symbol_value::needs_output_symtab_entry): Remove.
4762 (Symbol_value::output_symtab_index): Make sure the symbol index is
4764 (Symbol_value::set_output_symtab_index): Make sure the symbol
4765 index is not set. Make sure the new index is valid.
4766 (Symbol_value::set_must_have_output_symtab_entry): New function.
4767 (Symbol_value::has_output_dynsym_entry): New function.
4768 (Symbol_value::set_output_dynsym_index): Make sure the new index
4770 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4771 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4772 local symbol if permitted.
4773 (Sized_relobj::do_finalize_local_symbols): Call
4774 is_output_symtab_index_set rather than needs_output_symtab_entry.
4775 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4776 rather than needs_output_symtab_entry. Call
4777 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4778 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4779 is_output_symtab_index_set rather than needs_output_symtab_entry.
4780 * testsuite/discard_locals_relocatable_test.c: New file.
4781 * testsuite/discard_locals_test.sh: Test -r.
4782 * testsuite/Makefile.am (check_DATA): Add
4783 discard_locals_relocatable_test1.syms,
4784 discard_local_relocatable_test2.syms.
4785 (MOSTLYCLEANFILES): Likewise. Also add
4786 discard_locals_relocatable_test1.lout and
4787 discard_locals_relocatable_test2.out.
4788 (discard_locals_relocatable_test1.syms): New target.
4789 (discard_locals_relocatable_test.o): New target.
4790 (discard_locals_relocatable_test1.out): New target.
4791 (discard_locals_relocatable_test2.syms): New target.
4792 (discard_locals_relocatable_test2.out): New target.
4793 (various): Add missing ../ld-new dependencies.
4794 * testsuite/Makefile.in: Rebuild.
4796 2010-03-03 Nick Clifton <nickc@redhat.com>
4798 * po/fi.po: New Finnish translation.
4800 2010-03-01 Doug Kwan <dougkwan@google.com>
4802 * layout.cc (Layout::Layout): Force section types of .init_array*,
4803 .preinit_array* and .fini_array* sections.
4804 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4805 Fix check of return value of std::string::find.().
4806 (Output_section::Input_section_sort_compare::operator()): Remove
4807 comment about .init_array.
4808 (Output_section::Input_section_sort_init_fini_compare::operator()):
4810 (Output_section::sort_attached_input_sections): Handle .init_array
4811 and .fini_array specially.
4812 * output.h (Output_section::Inut_section_sort_compare): Update
4814 (Output_section::Input_section_sort_init_fini_compare): New struct.
4816 2010-02-26 Doug Kwan <dougkwan@google.com>
4818 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4819 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4820 * testsuite/debug_msg.sh: Avoid matching source line number for
4821 use of global variable undef_int.
4823 2010-02-26 Doug Kwan <dougkwan@google.com>
4825 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4826 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4827 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4828 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4829 * options.cc (General_options::General_options): Initialize member
4831 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4832 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4833 and rm_no_fix_v4bx.stdout
4834 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4835 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4836 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4837 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4838 and arm_no_fix_v4bx.
4839 * Makefile.in: Regenerate.
4840 * testsuite/arm_fix_v4bx.s: New file.
4841 * testsuite/arm_fix_v4bx.sh: Ditto.
4843 2010-02-24 Doug Kwan <dougkwan@google.com>
4845 * arm.cc (Target_arm::got_section): Make the .got section the first
4846 non RELRO section in the data segment.
4847 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4848 suffixes of section names.
4850 2010-02-24 Doug Kwan <dougkwan@google.com>
4852 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4853 flags and attributes merging if an input file is a binary file.
4854 * fileread.cc (Input_file::open): Record format of original file.
4855 * fileread.h (Input_file::Format): New enum type.
4856 (Input_file::Input_file): Initialize data member format_.
4857 (Input_file::format): New method definition.
4858 (Input_file::format_):: New data member.
4860 2010-02-24 Doug Kwan <dougkwan@google.com>
4862 * arm.cc (Arm_output_data_got): New class.
4863 (ARM_TCB_SIZE): New constant
4864 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4865 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4866 If user uses a script with a SECTIONS clause, issue only a warning
4867 for a misplaced EXIDX input section. Otherwise, issue an error.
4868 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4870 (Target_arm::got_mode_index_entry): Handle static linking.
4871 (Target_arm::Scan::local): Ditto.
4872 (Target_arm::Scan::global): Ditto.
4873 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4874 all incorrectly implemented relocations.
4875 (Target_arm::fix_exidx_coverage): Pass layout to
4876 Arm_output_section::fix_exidx_coverage.
4877 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4878 from ".ARM.exidx." and ".ARM.extab.".
4880 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4882 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4883 section if it does not already exist.
4884 * attributes.cc (Attributes_section_data::Attributes_section_data):
4885 Don't crash if size is zero.
4887 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4888 Ian Lance Taylor <iant@google.com>
4890 * gold.cc (queue_middle_tasks): If no input files were opened,
4892 * workqueue.h (Task_function::Task_function): Assert that there is
4895 2010-02-22 Doug Kwan <dougkwan@google.com>
4897 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4898 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4899 types to avoid warnings due to different uint64_t implementations
4902 2010-02-21 Doug Kwan <dougkwan@google.com>
4904 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4905 handling of the maximum backward branch offset.
4906 (Arm_relocate_functions::thumb_branch_common): Ditto.
4907 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4908 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4909 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4910 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4911 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4912 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4913 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4914 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4915 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4916 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4917 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4918 thumb2_bl_out_of_range.o): New rules.
4919 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4920 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4921 thumb2_bl_out_of_range
4922 * testsuite/Makefile.in: Regenerate.
4923 * testsuite/arm_bl_in_range.s: New file.
4924 * testsuite/arm_bl_out_of_range.s: Ditto.
4925 * testsuite/arm_branch_in_range.sh: Ditto.
4926 * testsuite/arm_branch_range.t: Ditto.
4927 * testsuite/thumb2_branch_range.t: Ditto.
4928 * testsuite/thumb_bl_in_range.s: Ditto.
4929 * testsuite/thumb_bl_out_of_range.s: Ditto.
4930 * testsuite/thumb_branch_range.t: Ditto.
4932 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4934 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4935 Add reloc offset information.
4936 * icf.cc (get_section_contents): Change iterators to point to the new
4937 vectors. Add reloc offset information to the contents.
4938 * icf.h (Icf::Sections_reachable_info): New typedef.
4939 (Icf::Sections_reachable_list): New typedef.
4940 (Icf::Offset_info): New typedef.
4941 (Icf::Reloc_info): New struct typedef.
4942 (Icf::Reloc_info_list): New typedef.
4943 (Icf::symbol_reloc_list): Delete method.
4944 (Icf::addend_reloc_list): Delete method.
4945 (Icf::section_reloc_list): Delete method.
4946 (Icf::reloc_info_list): New method.
4947 (Icf::reloc_info_list_): New member.
4949 2010-02-19 Doug Kwan <dougkwan@google.com>
4951 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4952 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4953 * arm.cc (Arm_relocation_functions): New forward declaration.
4954 (Target_arm::Target_arm): Initialize new data members
4955 got_mod_index_offset_ and tls_base_symbol_defined_.
4956 (Target_arm::Relocate::relocate_tls): New method.
4957 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4958 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4960 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4961 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4962 (Target_arm::got_mod_index_offset_,
4963 Target_arm::tls_base_symbol_defined_): New data members.
4964 (Target_arm::Scan::local, Target::Scan::global,
4965 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4968 2010-02-18 Doug Kwan <dougkwan@google.com>
4970 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4971 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4972 text section as a parameter becuase some broken tools may not set
4973 the link in section header.
4974 (Target_arm::has_got_section): New method.
4975 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4976 without any mapping symbol as data only. Remove warning.
4977 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4978 link in its section header, try to discover the link by inspecting the
4979 REL31 relocation at the beginning of the section.
4980 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4982 (Target_arm::Scan::global): Treat any reference to the symbol
4983 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4985 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4987 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4988 (Scan::global_reloc_may_be_function_pointer): New function.
4989 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4990 (Scan::global_reloc_may_be_function_pointer): New function.
4991 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4992 (Scan::global_reloc_may_be_function_pointer): New function.
4993 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4994 (Scan::global_reloc_may_be_function_pointer): New function.
4995 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4996 (Scan::global_reloc_may_be_function_pointer): New function.
4997 (Scan::possible_function_pointer_reloc): New function.
4998 (Target_x86_64::can_check_for_function_pointers): New function.
4999 * gc.h (gc_process_relocs): Scan relocation types to determine if
5000 function pointers were taken for targets that support it.
5001 * icf.cc (Icf::find_identical_sections): Include functions for
5002 folding in safe ICF whose pointer is not taken.
5003 * icf.h (Secn_fptr_taken_set): New typedef.
5004 (fptr_section_id_): New member.
5005 (section_has_function_pointers): New function.
5006 (set_section_has_function_pointers): New function.
5007 (check_section_for_function_pointers): New function.
5008 * options.h: Fix comment for safe ICF option.
5009 * target.h (can_check_for_function_pointers): New function.
5010 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5011 Modify icf_safe_test for X86-64.
5012 * testsuite/Makefile.in: Regenerate.
5013 * testsuite/icf_safe_so_test.cc: New file.
5014 * testsuite/icf_safe_so_test.sh: New file.
5015 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5016 (main): Change to take pointer to function kept_func_3.
5017 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5018 folding is done correctly for X86-64.
5020 2010-02-12 David S. Miller <davem@davemloft.net>
5022 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5023 is_symbolless parameter.
5024 (Output_reloc<SHT_REL>::is_symbolless): New.
5025 (Output_reloc<SHT_REL>::is_symbolless_): New.
5026 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5027 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5028 (Output_reloc<SHT_RELA>::is_symbolless): New.
5029 (Output_data_reloc::add_global): Handle is_symbolless.
5030 (Output_data_reloc::add_global_relative): Likewise.
5031 (Output_data_reloc::add_local): Likewise.
5032 (Output_data_reloc::add_local_relative): Likewise.
5033 (Output_data_reloc::add_symbolless_global_addend): New.
5034 (Output_data_reloc::add_symbolless_local_addend): New.
5035 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5037 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5038 instead of ->is_relative_
5039 (Output_reloc::write): Likewise.
5040 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5041 (Output_reloc::write_rel): Simplify.
5043 * sparc.cc (Target_sparc::Scan::local): Use
5044 ->add_symbolless_local_addend as needed.
5045 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5046 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5047 based upon relocation offset.
5049 2010-02-11 Doug Kwan <dougkwan@google.com>
5051 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5052 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5053 beginning of function.
5054 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5055 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5056 parameter is_32bit in calls to should_apply_static_reloc.
5057 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5058 (check_DATA): Add arm_abs_global.stdout.
5059 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5060 arm_abs_global.stdout): New rules.
5061 (MOSTLLYCLEANFILES): Add arm_abs_global
5062 * Makefile.in: Regenerate.
5063 * testsuite/arm_abs_global.s: New file.
5064 * testsuite/arm_abs_global.sh: Ditto.
5065 * testsuite/arm_abs_lib.s: Ditto.
5067 2010-02-11 Ian Lance Taylor <iant@google.com>
5069 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5071 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5072 Allocate_commons_task first.
5073 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5074 task, rather than symtab_lock_.
5075 (Gc_process_relocs::~Gc_process_relocs): New function.
5076 (Gc_process_relocs::is_runnable): Check this_blocker_.
5077 (Gc_process_relocs::locks): Use next_blocker_ rather than
5079 (Scan_relocs::~Scan_relocs): New function.
5080 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5082 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5084 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5085 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5086 constructor accordingly.
5087 (class Gc_process_relocs): Likewise.
5088 (class Scan_relocs): Likewise.
5089 * common.h (class Allocate_commons_task): Remove symtab_lock_
5090 field, and corresponding constructor parameter.
5091 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5093 (Allocate_commons_task::locks): Likewise.
5095 2010-02-11 Ian Lance Taylor <iant@google.com>
5097 * gold-threads.h (class Once): Define.
5098 (class Initialize_lock): Rewrite as child of Once.
5099 * gold-threads.cc (class Once_initialize): Define.
5100 (once_pointer_control): New static variable.
5101 (once_pointer, once_arg): New static variables.
5102 (c_run_once): New static function.
5103 (Once::Once, Once::run_once, Once::internal_run): New functions.
5104 (class Initialize_lock_once): Remove.
5105 (initialize_lock_control): Remove.
5106 (initialize_lock_pointer): Remove.
5107 (initialize_lock_once): Remove.
5108 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5109 (Initialize_lock::initialize): Rewrite.
5110 (Initialize_lock::do_run_once): New function.
5111 * archive.cc (Archive::interpret_header): Only clear name if it is
5113 * fileread.cc: Include "gold-threads.h"
5114 (file_counts_lock): New static variable.
5115 (file_counts_initialize_lock): Likewise.
5116 (File_read::release): Only increment counts when using --stats.
5117 Use a lock around the increment.
5118 * parameters.cc (class Set_parameters_target_once): Define.
5119 (set_parameters_target_once): New static variable.
5120 (Parameters::Parameters): Move here from parameters.h.
5121 (Parameters::set_target): Rewrite.
5122 (Parameters::set_target_once): New function.
5123 (Parameters::clear_target): Move here and rewrite.
5124 * parameters.h (class Parameters): Update declarations. Add
5125 set_parameters_target_once_ field.
5126 (Parameters::Parameters): Move to parameters.cc.
5127 (Parameters::clear_target): Likewise.
5128 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5130 (Start_group::~Start_group): New function.
5131 (Start_group::is_runnable): New function.
5132 (Start_group::locks, Start_group::run): New functions.
5133 (Finish_group::run): Change saw_undefined to size_t.
5134 * readsyms.h (class Start_group): Define.
5135 (class Finish_group): Change saw_undefined_ field to size_t.
5136 (Finish_group::Finish_group): Remove saw_undefined and
5137 this_blocker parameters. Change all callers.
5138 (Finish_group::set_saw_undefined): New function.
5139 (Finish_group::set_blocker): New function.
5140 * symtab.h (class Symbol_table): Change saw_undefined to return
5141 size_t. Change saw_undefined_ field to size_t.
5142 * target-select.cc (Set_target_once::do_run_once): New function.
5143 (Target_selector::Target_selector): Initialize set_target_once_
5144 field. Don't initialize lock_ and initialize_lock_ fields.
5145 (Target_selector::instantiate_target): Rewrite.
5146 (Target_selector::set_target): New function.
5147 * target-select.h (class Set_target_once): Define.
5148 (class Target_selector): Update declarations. Make
5149 Set_target_once a friend. Remove lock_ and initialize_lock_
5150 fields. Add set_target_once_ field.
5152 2010-02-10 Ian Lance Taylor <iant@google.com>
5154 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5156 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5157 (queue_middle_tasks): Add all blockers before queueing any tasks.
5158 (queue_final_tasks): Likewise.
5159 * token.h (Task_token::add_blockers): New function.
5160 * object.h (Input_objects::number_of_relobjs): New function.
5162 2010-02-10 Ian Lance Taylor <iant@google.com>
5164 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5165 shared, not if not position independent.
5166 * x86_64.cc (Relocate::relocate_tls): Likewise.
5167 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5168 (tls_pie_pic_test): New target.
5169 * testsuite/Makefile.in: Rebuild.
5171 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5172 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5173 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5174 * testsuite/Makefile.in: Rebuild.
5176 2010-02-09 David S. Miller <davem@davemloft.net>
5178 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5179 R_SPARC_RELATIVE using ->add_local_relative().
5180 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5182 * output.h (Output_data_dynamic::add_section_size): New method
5183 that takes two Output_data objects.
5184 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5185 entry param. Handle it in initializers.
5186 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5187 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5188 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5190 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5191 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5192 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5193 for dynrel_includes_plt.
5194 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5195 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5196 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5198 (Target_sparc::do_finalize_sections): Update to pass true for
5199 dynrel_includes_plt.
5200 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5201 output before .rela.plt
5202 (Target_powerpc::do_finalize_sections): Update to pass true for
5203 dynrel_includes_plt when 32-bit.
5205 2010-02-08 Doug Kwan <dougkwan@google.com>
5207 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5209 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5210 Arm_relobj::scan_section_for_cortex_a8_stubs,
5211 Arm_relobj::do_relocation_section): Instead of calling
5212 Output_section::output_address, use faster
5213 Arm_relobj::simple_input_section_output_address.
5215 2010-02-08 David S. Miller <davem@davemloft.net>
5217 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5218 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5219 relocation helper function.
5221 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5222 just like R_SPARC_GOT{10,13,22}.
5223 (Target_sparc::Scan::local): Likewise.
5224 (Target_sparc::Relocate:relocate): Likewise.
5226 2010-02-06 Ian Lance Taylor <iant@google.com>
5228 * configure.ac: Rewrite targetobjs duplicate removal code to use
5229 only shell constructs.
5230 * configure: Rebuild.
5232 2010-02-05 Doug Kwan <dougkwan@google.com>
5235 * arm.cc (Arm_relobj::section_is_scannable): New method.
5236 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5237 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5239 2010-02-04 Doug Kwan <dougkwan@google.com>
5242 * arm-reloc-property.cc (cstdio): Include.
5243 * configure.ac (targetobjs): Remove duplicates.
5244 * configure: Regenerate.
5245 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5246 big and little endian version for a given address size.
5248 2010-02-03 Doug Kwan <dougkwan@google.com>
5250 * arm-reloc-property.cc
5251 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5253 * arm-reloc-property.h
5254 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5255 New method definition.
5256 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5258 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5260 (GOT_PREL): Change implemented to Y.
5261 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5262 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5263 (Arm_relocate_functions::movw_abs_nc): Remove method.
5264 (Arm_relocate_functions::movt_abs): Ditto.
5265 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5266 (Arm_relocate_functions::thm_movt_abs): Ditto.
5267 (Arm_relocate_functions::movw_rel_nc): Ditto.
5268 (Arm_relocate_functions::movw_rel): Ditto.
5269 (Arm_relocate_functions::movt_rel): Ditto.
5270 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5271 (Arm_relocate_functions:thm_movw_rel): Ditto.
5272 (Arm_relocate_functions:thm_movt_rel): Ditto.
5273 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5274 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5275 New method definitions.
5276 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5277 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5278 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5279 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5280 (Target_arm::Relocate::relocate): Check for non-static or
5281 unimplemented relocation code and exit early. Change calls to
5282 Target_arm::reloc_uses_thumb_bit and
5283 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5284 instead. Refactor code to handle similar relocations to increase
5285 code sharing. Remove check for unsupported relocation code in switch
5287 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5288 relocation property table to find out size. Change error message to
5289 print out the name of a relocation code instead of the numeric value.
5290 (Target_arm::scan_reloc_for_stub): Use relocation property table
5291 instead of calling Target_arm::reloc_uses_thumb_bit().
5293 2010-02-02 Doug Kwan <dougkwan@google.com>
5295 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5296 types of relaxed input section.
5298 2010-02-02 Doug Kwan <dougkwan@google.com>
5300 * Makefile.am (HFILES): Add arm-reloc-property.h.
5302 (TARGETSOURCES): Add arm-reloc-property.cc
5303 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5304 (libgold_a_SOURCES): $(DEFFILES)
5305 * Makefile.in: Regenerate.
5306 * arm-reloc-property.cc: New file.
5307 * arm-reloc-property.h: New file.
5308 * arm-reloc.def: New file.
5309 * arm.cc: Update comments.
5310 (arm-reloc-property.h): New included header.
5311 (arm_reloc_property_table): New global variable.
5312 (Target_arm::do_select_as_default_target): New method definition.
5313 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5314 arm-reloc-property to targ_extra_obj.
5315 * parameters.cc (set_parameters_target): Call
5316 Target::select_as_default_target().
5317 * target.h (Target::select_as_default_target): New method definition.
5318 (Target::do_select_as_default_target): Same.
5320 2010-02-01 Doug Kwan <dougkwan@google.com>
5322 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5323 first_output_text_section_.
5324 (Arm_exidx_fixup::first_output_text_section): New method definition.
5325 (Arm_exidx_fixup::first_output_text_section_): New data member.
5326 (Arm_exidx_fixup::process_exidx_section): Record the first text
5327 output section seen.
5328 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5329 and entsize in output section header.
5331 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5333 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5334 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5335 (Arm_relocate_functions::thm_alu11): New Method.
5336 (Arm_relocate_functions::thm_pc8): New Method.
5337 (Arm_relocate_functions::thm_pc12): New Method.
5338 (Target_arm::Scan::local): Handle the relocations.
5339 (Target_arm::Scan::global): Likewise.
5340 (Target_arm::Relocate::relocate): Likewise.
5341 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5343 2010-01-29 Doug Kwan <dougkwan@google.com>
5345 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5346 of relocation types as ld.
5348 2010-01-29 Doug Kwan <dougkwan@google.com>
5350 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5352 (Arm_relocate_functions::thumb_branch_common): Ditto.
5353 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5354 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5355 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5356 Arm_relocate_functions::jump24): Remove.
5357 (Target_arm::Relocate::relocate): Adjust code to call
5358 Arm_relocation_functions::arm_branch_common and
5359 Arm_relocation_functions::thumb_branch_common instead of their removed
5360 wrappers. Merge switch-cases together to reduce source code size.
5362 2010-01-29 Doug Kwan <dougkwan@google.com>
5364 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5365 output_local_symbol_count_needs_update_.
5366 (Arm_relobj::output_local_symbol_count_needs_update,
5367 Arm_relobj::set_output_local_symbol_count_needs_update,
5368 Arm_relobj::update_output_local_symbol_count): New methods.
5369 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5371 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5372 of pointed function as in a R_ARM_PREL31 relocation.
5373 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5374 for output local symbol count updating.
5375 (Target_arm::do_relax): Update output local symbol counts in objects
5377 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5379 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5381 * arm.cc: Added support for the ARM relocations:
5382 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5383 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5384 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5386 (Arm_relocate_functions::movw_rel): New method.
5387 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5388 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5390 (Arm_relocate_functions::thm_movw_rel): New method.
5391 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5393 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5395 (Target_arm::Scan::global): Likewise.
5396 (Target_arm::Relocate::relocate): Likewise.
5397 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5400 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5402 * arm.cc: Added support for ARM group relocations.
5403 (Target_arm::reloc_needs_sym_origin): New method.
5404 (Arm_relocate_functions::calc_grp_kn): New method.
5405 (Arm_relocate_functions::calc_grp_residual): New method.
5406 (Arm_relocate_functions::calc_grp_gn): New method.
5407 (Arm_relocate_functions::arm_grp_alu): New Method.
5408 (Arm_relocate_functions::arm_grp_ldr): New Method.
5409 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5410 (Arm_relocate_functions::arm_grp_ldc): New Method.
5411 (Target_arm::Scan::local): Handle the ARM group relocations.
5412 (Target_arm::Scan::global): Likewise.
5413 (Target_arm::Relocate::relocate): Likewise.
5414 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5417 2010-01-26 Doug Kwan <dougkwan@google.com>
5419 * arm.cc (set): Include.
5420 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5422 (Arm_output_section::Text_section_list): New type.
5423 (Arm_output_section::append_text_sections_to_list): New method.
5424 (Arm_output_section::fix_exidx_coverage): Ditto.
5425 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5426 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5427 Relobj::set_section_offset() instead of
5428 Sized_relobj::invalidate_section_offset().
5429 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5430 parameter for section headers. Ignore relocation sections for
5431 unallocated sections and EXIDX sections.
5432 (Target_arm::fix_exidx_coverage): New method.
5433 (Target_arm::output_section_address_less_than): New type.
5434 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5435 linked text section instead of the EXIDX section.
5436 (Arm_output_section::create_stub_group): Add an assertion to check
5437 that this is not an EXIDX output section.
5438 (Arm_output_section::append_text_sections_to_list): New method.
5439 (Arm_output_section::fix_exidx_coverage): Ditto.
5440 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5441 Arm_relobj::section_needs_reloc_stub_scanning.
5442 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5444 (Target_arm::fix_exidx_coverage): New method.
5445 * object.h (Relobj::set_output_section): New method.
5446 (Sized_relobj::invalidate_section_offset): Remove method.
5447 (Sized_relobj::do_invalidate_section_offset): Remove method.
5448 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5450 2010-01-25 Doug Kwan <dougkwan@google.com>
5452 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5453 Fix warning due to signed and unsigned comparison on a 32-bit host.
5455 2010-01-22 Doug Kwan <dougkwan@google.com>
5457 * arm.cc (Target_arm::do_relax): Record an output section for section
5458 offset adjustment it contains any stub table that has changed.
5459 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5460 offsets in an output section if necessary.
5461 * output.cc (Output_section::Output_section): Initialize
5462 section_offsets_need_adjustments_.
5463 (Output_section::add_input_section_for_script): Renamed to
5464 Output_section::add_simple_input_section.
5465 (Output_section::save_states): Add a comment.
5466 (Output_section::discard_states): New method defintion.
5467 (Output_section::adjust_section_offsets): Same.
5468 * output.h (Output_section::add_input_section_for_script): Renamed to
5469 Output_section::add_simple_input_section.
5470 (Output_section::discard_states): New method declaration.
5471 (Output_section::adjust_section_offsets): Same.
5472 (Output_section::section_offsets_need_adjustment,
5473 Output_section::set_section_offsets_need_adjustment): New method
5475 (Output_section::section_offsets_need_adjustment_): New data member.
5476 * script-sections.cc
5477 (Output_section_element_input::set_section_address): Adjust code for
5478 renaming of Output_section::add_input_section_for_script.
5479 (Orphan_output_section::set_section_address): Same.
5481 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5483 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5484 Fix_v4bx enum values .
5485 * gold/options.h (General_options): New option definitions.
5486 (General_options::fix_v4bx): New method.
5487 (General_options::Fix_v4bx): New enum.
5488 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5489 (General_options::parse_fix_v4bx_interworking): New method.
5491 2010-01-22 Doug Kwan <dougkwan@google.com>
5493 * arm.cc (Arm_exidx_fixup): New class.
5495 2010-01-21 Doug Kwan <dougkwan@google.com>
5497 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5499 (Arm_exidx_section_offset_map): New type.
5501 2010-01-21 Doug Kwan <dougkwan@google.com>
5503 * arm.cc (Arm_exidx_input_section): New class.
5504 (Arm_relobj::exidx_input_section_by_link,
5505 Arm_relobj::exidx_input_section_by_shndx,
5506 Arm_relobj::make_exidx_input_section): New methods.
5507 (read_arm_attributes_section): Remove.
5508 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5509 information about them.
5510 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5513 2010-01-20 Doug Kwan <dougkwan@google.com>
5515 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5516 Input_section_specifier to Section_id.
5517 (Target_arm::new_arm_input_section: Adjust code for change of key
5519 (Target_arm::find_arm_input_section): Ditto.
5520 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5521 (Section_id): Remove.
5522 (Garbage_collection::Section_id_hash): Remove.
5523 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5524 (Section_id): Remove.
5525 (Icf::Section_id_hash): Remove.
5526 * object.h (Section_id, Const_section_id, Section_id_hash,
5527 Const_section_id_hash): New type definitions.
5528 * output.cc (Output_section::add_relaxed_input_section): Change to
5529 use Const_section_id instead of Input_section_specifier as key type.
5530 (Output_section::add_merge_input_section): Ditto.
5531 (Output_section::build_relaxation_map): Change to use Section_id
5532 instead of Input_section_specifier as key type.
5533 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5535 (Output_section::convert_input_sections_to_relaxed_sections): Change
5536 to use Const_section_id instead of Input_section_specifier as key type.
5537 (Output_section::find_merge_section): Ditto.
5538 (Output_section::find_relaxed_input_section): Ditto.
5539 * output.h (Input_section_specifier): Remove class.
5540 (Output_section::Output_section_data_by_input_section_map): Change
5541 key type to Const_section_id.
5542 (Output_section::Output_relaxed_input_section_by_input_section_map):
5544 (Output_section::Relaxation_map): Change key type to Section_id.
5546 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5548 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5549 (class Arm_v4bx_stub): New class.
5550 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5551 (Stub_factory::make_arm_v4bx_stub): New method.
5552 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5553 (Stub_table::empty): Handle v4bx stubs.
5554 (Stub_table::add_arm_v4bx_stub): New method.
5555 (Stub_table::find_arm_v4bx_stub): New method.
5556 (Arm_relocate_functions::v4bx): New method.
5557 (Target_arm::fix_v4bx): New method.
5558 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5559 (Stub_table::relocate_stubs): Likewise.
5560 (Stub_table::do_write): Likewise.
5561 (Stub_table::update_data_size_and_addralign): Likewise.
5562 (Stub_table::finalize_stubs): Likewise.
5563 (Target_arm::Scan::local): Likewise.
5564 (Target_arm::Scan::global): Likewise.
5565 (Target_arm::do_finalize_sections): Likewise.
5566 (Target_arm::Relocate::relocate): Likewise.
5567 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5569 (Target_arm::scan_reloc_for_stub): Likewise.
5570 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5572 2010-01-19 Ian Lance Taylor <iant@google.com>
5574 * output.cc (Output_section_headers::do_sized_write): Write large
5575 segment count to sh_info field.
5576 (Output_file_header::do_sized_write): For large segment count,
5577 write PN_XNUM to e_phnum field.
5579 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5581 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5582 (Arm_relocate_functions::thm_jump8): New function.
5583 (Arm_relocate_functions::thm_jump11): New function.
5584 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5586 (Target_arm::Scan::global): Likewise.
5587 (Target_arm::Relocate::relocate): Likewise.
5588 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5591 2010-01-14 Doug Kwan <dougkwan@google.com>
5593 * arm.cc (map, utility): Include headers.
5594 (Target_arm::apply_cortex_a8_workaround): New method.
5595 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5596 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5597 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5598 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5599 the --[no-]fix-cortex-a8 command line options.
5600 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5601 (Target_arm::relocate_stub): Use addend in instruction template.
5602 * options.h (DEFINE_bool): Set the user-set flag.
5603 (General_options): Add --[no-]-fix-cortex options.
5604 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5605 : Update fast look-up map after conversion.
5607 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5609 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5610 in the first pass of do_layout.
5612 2010-01-13 Doug Kwan <dougkwan@google.com>
5614 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5615 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5616 apparent compiler problem of not folding static constant integral
5617 data members of elfcpp::Elf_sizes<32>.
5619 2010-01-13 Doug Kwan <dougkwan@google.com>
5621 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5622 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5623 Arm_relobj::scan_section_for_cortex_a8_erratum,
5624 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5625 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5626 sections to scan for relocation stubs into a new method
5627 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5628 relocation and Cortex-A8 stub scanning.
5629 (Target_arm::do_relax): Force stubs to be after stubbed sections
5630 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5631 the beginning of a new relaxation pass. Update a comment.
5632 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5634 2010-01-12 Ian Lance Taylor <iant@google.com>
5636 * target-reloc.h (visibility_error): New inline function.
5637 (relocate_section): Call visibility_error.
5638 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5639 (MOSTLYCLEANFILES): Likewise.
5640 (protected_4_pic.o, protected_3.err): New targets.
5641 * testsuite/protected_4.cc: New file.
5643 2010-01-12 Doug Kwan <dougkwan@google.com>
5645 * arm.cc (Cortex_a8_reloc): New class.
5646 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5647 and cortex_a8_relocs_info_.
5648 (Target_arm::fix_cortex_a8): New method definition.
5649 (Target_arm::Cortex_a8_relocs_info): New type.
5650 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5651 New data member declarations.
5652 (Target_arm::scan_reloc_for_stub): Record information about
5653 relocations for THUMB branches that might be exempted from the
5654 Cortex-A8 workaround.
5655 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5656 at the beginning of a relaxation pass.
5658 2010-01-12 Doug Kwan <dougkwan@google.com>
5660 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5661 (Arm_relobj::Mapping_symbol_position,
5662 Arm_reloj::Mapping_symbol_position_less,
5663 Arm_relobj::Mapping_symbols_info): New types.
5664 (Target_arm::is_mapping_symbol_name): New method definition.
5665 (Arm_relobj::do_count_local_symbols): Save information about mapping
5668 2010-01-11 Doug Kwan <dougkwan@google.com>
5670 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5671 Arm_relocate_functions::thumb32_branch_upper,
5672 Arm_relocate_functions::thumb32_branch_lower,
5673 Arm_relocate_functions::thumb32_cond_branch_offset,
5674 Arm_relocate_functions::thumb32_cond_branch_upper,
5675 Arm_relocate_functions::thumb32_cond_branch_lower,
5676 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5677 branch offset encoding.
5678 (Arm_relocate_functions::thumb_branch_common): Use new branch
5679 offset encoding methods to avoid code duplication.
5680 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5681 (Stub_addend_reader::operator()): Use new branch encoding method
5682 to avoid code duplication.
5684 2010-01-11 Doug Kwan <dougkwan@google.com>
5686 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5687 (Target_arm::do_finalize_sections): Define special EXIDX section
5688 symbols only if referenced.
5689 * gc.h (Garbage_collection::add_reference): New method.
5690 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5693 2010-01-11 Ian Lance Taylor <iant@google.com>
5695 * script.cc (Version_script_info::build_expression_list_lookup):
5696 Change complaing about duplicate wildcard match from error to
5699 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5701 (Version_script_info::Version_script_info): Initialize globs_,
5702 default_version_, default_is_global_, and exact_. Don't
5703 initialize globals_ or locals_.
5704 (Version_script_info::build_lookup_tables): Build local symbols
5706 (Version_script_info::unquote): New function.
5707 (Version_script_info::add_exact_match): New function.
5708 (Version_script_info::build_expression_list_lookup): Remove lookup
5709 parameter. Add is_global parameter. Change all callers. Handle
5710 wildcard pattern specially. Unquote pattern. Call
5712 (Version_script_info::get_name_to_match): New function.
5713 (Version_script_info::get_symbol_version): New function.
5714 (Version_script_info::get_symbol_version_helper): Remove.
5715 (Version_script_info::check_unmatched_names): Call unquote.
5716 * script.h (class Version_script_info): Change get_symbol_version
5717 to be non-inline and add is_global parameter; change all callers.
5718 Rewrite symbol_is_local. Update declarations. Define struct
5719 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5720 Remove globals_ and locals_ members. Add exact_, globs_,
5721 default_version_, is_global_.
5722 (Version_script_info::Glob): Remove pattern, add expression and
5723 is_global. Update constructor. Change all callers.
5724 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5726 (Versions::symbol_section_contents): If a symbol is undefined, or
5727 defined in a dynamic object, set the version index to
5729 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5731 (Symbol_table::add_from_pluginobj): Likewise.
5732 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5734 2010-01-11 Doug Kwan <dougkwan@google.com>
5736 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5737 (incremental_dump_LDADD): Add linking option for libintl.
5738 * Makefile.in: Regenerate.
5740 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5743 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5745 * testsuite/Makefile.in: Regenerated.
5747 2010-01-10 Doug Kwan <dougkwan@google.com>
5749 * options.h (DEFINE_var): Use parentheses around argument varname__
5750 in macro body to avoid any unintended subsequent substitutions.
5752 2010-01-10 Ian Lance Taylor <iant@google.com>
5754 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5755 candidates before doing symbol resolution.
5757 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5758 ODR candidates if only one is weak.
5760 2010-01-08 Ian Lance Taylor <iant@google.com>
5762 * script.cc (Version_script_info::build_expression_list_lookup):
5763 Don't warn about ambiguous version, just record the ambiguity.
5764 (Version_script_info::get_symbol_version_helper): Give error if
5765 version is ambiguous.
5767 2010-01-08 Doug Kwan <dougkwan@google.com>
5769 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5770 prev_data_size_ and prev_addralign_. Remove initializer for
5771 deleted data member has_been_changed_.
5772 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5773 to determine if the table is empty.
5774 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5776 (Stub_table::add_reloc_stub): Define method in class definition
5777 instead of just declaring it there.
5778 (Stub_table::add_cortex_a8_stub): New method definition.
5779 (Stub_table::update_data_size_and_addralign): Ditto.
5780 (Stub_table::finalize_stubs): Ditto.
5781 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5782 (Stub_table::do_addralign_): Return address alignment in the
5783 (Stub_table::do_reset_address_and_file_offset): Define method in
5784 class definition instead of declaring it there. Set current data
5785 size to be the data size of the previous pass.
5786 (Stub_table::set_final_data_size): Use current data size as the
5788 (Stub_table::relocate_stub): Change parameter type of stub from
5789 Reloc_stub pointer to Stub pointer.
5790 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5791 (Stub_table::Cortex_a8_stub_list): New typedef.
5792 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5793 Stub_table::prev_addralign_): New data member.
5794 (Arm_relobj::Arm_relobj): Initialize data member
5795 section_has_cortex_a8_workaround_.
5796 (Arm_relobj::section_has_cortex_a8_workaround,
5797 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5799 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5801 (Target_arm::relocate_stub): Change parameter type of stub from
5802 Reloc_stub pointer to Stub pointer.
5803 (Insn_template::size, Insn_template::alignment): Handle
5804 THUMB16_SPECIAL_TYPE.
5805 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5806 Stub_table::update_data_size_and_addralign,
5807 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5809 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5810 (Stub_table::do_write): Ditto.
5811 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5813 2010-01-08 Ian Lance Taylor <iant@google.com>
5816 * symtab.h (class Symbol): Remove fields is_target_special_ and
5817 has_plt_offset_. Add field is_defined_in_discarded_section_.
5818 (Symbol::is_defined_in_discarded_section): New function.
5819 (Symbol::set_is_defined_in_discarded_section): New function.
5820 (Symbol::has_plt_offset): Rewrite.
5821 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5822 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5823 Don't initialize is_target_special_ or has_plt_offset_.
5824 Initialize is_defined_in_discarded_section_.
5825 (Symbol_table::add_from_relobj): If appropriate, set
5826 is_defined_in_discarded_section.
5827 * resolve.cc (Symbol::override_base_with_special): Don't test
5828 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5829 * target-reloc.h (relocate_section): Do special handling for
5830 symbols defined in discarded sections for global symbols as well
5833 2010-01-08 Ian Lance Taylor <iant@google.com>
5835 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5836 the SHT_SYMTAB case.
5838 2010-01-08 Ian Lance Taylor <iant@google.com>
5840 * object.cc (Sized_relobj::do_layout): Don't get confused if
5841 layout_eh_frame returns NULL.
5843 2010-01-08 Ian Lance Taylor <iant@google.com>
5846 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5847 dynamic symbol table, use the normal symbol table.
5848 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5851 2010-01-08 Ian Lance Taylor <iant@google.com>
5854 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5857 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5859 * version.cc (print_version): Change to "Copyright 2010".
5861 2010-01-08 Ian Lance Taylor <iant@google.com>
5865 * i386.cc (class Target_i386): Change return type of plt_section
5867 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5868 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5869 tls_desc_rel_ field.
5870 (Output_data_plt_i386::rel_tls_desc): New function.
5871 (Target_i386::rel_tls_desc_section): New function.
5872 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5873 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5874 R_386_TLS_DESC reloc in rel_tls_desc_section.
5875 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5876 Define struct Tlsdesc_info.
5877 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5878 (Target_x86_64::do_reloc_symbol_index): New function.
5879 (Target_x86_64::add_tlsdesc_info): New function.
5880 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5881 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5883 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5885 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5886 (Target_x86_64::rela_tlsdesc_section): New function.
5887 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5889 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5890 (Target_x86_64::do_reloc_addend): New function.
5891 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5892 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5893 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5894 (Output_reloc::type): New function.
5895 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5896 (Output_reloc::is_target_specific): New function.
5897 (Output_reloc::target_arg): New function.
5898 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5899 absolute relocs and target specific relocs.
5900 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5901 add_target_specific.
5902 (class Output_data_reloc) [SHT_RELA]: Likewise.
5903 * output.cc (Output_reloc::Output_reloc): Add four new versions
5904 for absolute relocs and target specific relocs.
5905 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5906 (Output_reloc::get_symbol_index): Likewise.
5907 (Output_reloc::local_section_offset): Check that local_sym_index_
5908 is not TARGET_CODE or 0.
5909 (Output_reloc::symbol_value): Likewise.
5910 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5912 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5913 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5915 * layout.cc (add_target_dynamic_tags): Use output section for
5916 DT_PLTRELSZ and DT_JMPREL.
5918 2010-01-07 Ian Lance Taylor <iant@google.com>
5921 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5923 (class Output_data_reloc_generic): Define.
5924 (class Output_data_reloc_base): Change base class to
5925 Output_data_reloc_generic. Change add() method to call
5926 bump_relative_reloc_count for a relative reloc. Remove
5928 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5930 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5931 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5933 * layout.h (class Layout): Update declaration.
5935 2010-01-07 Ian Lance Taylor <iant@google.com>
5937 * output.h (class Output_data): Add const version of
5938 output_section and do_output_section.
5939 (class Output_section_data): Add const version of
5941 (class Output_section): Likewise.
5942 * layout.cc (Layout::add_target_dynamic_tags): New function.
5943 * layout.h (class Layout): Update declarations.
5944 * arm.cc (Target_arm::do_finalize_sections): Use
5945 add_target_dynamic_tags.
5946 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5947 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5948 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5949 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5951 2010-01-07 Ian Lance Taylor <iant@google.com>
5954 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5957 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5958 Ian Lance Taylor <iant@google.com>
5961 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5962 Xindex::read_symtab_xindex.
5964 2010-01-07 Doug Kwan <dougkwan@google.com>
5966 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5967 (Insn_template::thumb16_bcond_insn): New method declaration.
5968 (Insn_template): Fix spelling.
5969 (Stub::thumb16_special): New method declaration.
5970 (Stub::do_write): Define virtual method which was previously pure
5972 (Stub::do_thumb16_special): New method declaration.
5973 (Stub::do_fixed_endian_write): New template member.
5974 (Reloc_stub::do_write): Remove.
5975 (Reloc_stub::do_fixed_endian_write): Remove.
5976 (Cortex_a8_stub): New class definition.
5977 (Stub_factory::make_cortex_a8_stub): New method definition.
5978 (Stub_factory::Stub_factory): Add missing static storage class
5979 qualifier for elf32_arm_stub_a8_veneer_blx.
5981 2010-01-07 Ian Lance Taylor <iant@google.com>
5984 * options.h (class General_options): Add --warn-unresolved-symbols
5985 and --error-unresolved-symbols.
5986 * errors.cc (Errors::undefined_symbol): Implement
5987 --warn-unresolved-symbols.
5989 * options.h (class General_options): Add -z text and -z textoff.
5990 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5992 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5994 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5995 (Garbage_collection::cident_sections): New function.
5996 (Garbage_collection::add_cident_section): New function.
5997 (Garbage_collection::cident_sections_): New member.
5998 (gc_process_relocs): Add references to sections whose names are C
6000 * gold.h (cident_section_start_prefix): New constant.
6001 (cident_section_stop_prefix): New constant.
6002 (is_cident): New function.
6003 * layout.cc (Layout::define_section_symbols): Replace string constants
6004 with the newly defined constants.
6005 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6007 * testsuite/Makefile.am: Add gc_orphan_section_test.
6008 * testsuite/Makefile.in: Regenerate.
6009 * testsuite/gc_orphan_section_test.cc: New file.
6010 * testsuite/gc_orphan_section_test.sh: New file.
6012 2010-01-06 Ian Lance Taylor <iant@google.com>
6015 * options.h (class General_options): Add --warn-shared-textrel.
6016 * layout.cc (Layout::finish_dynamic_section): Implement
6017 --warn-shared-textrel.
6020 * options.h (class General_options): Add --warn-multiple-gp.
6022 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6024 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6025 $(THREADSLIB) and $(LIBDL).
6026 * Makefile.in: Rebuild.
6028 2010-01-06 Ian Lance Taylor <iant@google.com>
6031 * options.cc (General_options::parse_section_start): New function.
6032 (General_options::section_start): New function.
6033 (General_options::General_options): Initialize all members.
6034 * options.h: Include <map>
6035 (class General_options): Add --section-start. Add section_starts_
6037 * layout.cc (Layout::attach_allocated_section_to_segment): If
6038 --section-start was used, set the address of the segment. Remove
6039 local sort_sections.
6040 (Layout::relaxation_loop_body): If the address of the load segment
6041 has been set by --section-start, don't use it.
6042 * output.h (Output_segment::update_flags_for_output_section): New
6044 * output.cc (Output_segment::add_output_section): Call
6045 update_flags_for_output_section.
6047 2010-01-05 Ian Lance Taylor <iant@google.com>
6050 * options.h (class General_options): Add --undefined-version.
6051 * script.cc (struct Version_expression): Add was_matched_by_symbol
6053 (Version_script_info::matched_symbol): New function.
6054 (Version_script_info::get_symbol_version_helper): Call
6056 (Version_script_info::check_unmatched_names): New function.
6057 * script.h (class Version_script_info): Update declarations.
6058 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6060 * options.h (class General_options): Use DEFINE_bool_alias for
6061 allow_multiple_definition.
6062 * resolve.cc (Symbol_table::should_override): Don't test
6063 allow_multiple_definition.
6066 * options.h (class General_options): Add --cref.
6067 * main.cc (main): Print cref table if --cref. Don't close mapfile
6068 until after printing cref table.
6069 * cref.cc: Include "symtab.h".
6070 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6071 (Cref_table_compare::operator()): New function.
6072 (Cref_inputs::gather_cref): New function.
6073 (filecol): New static const.
6074 (Cref_inputs::print_cref): New function.
6075 (Cref::print_cref): New function.
6076 * cref.h: Include <cstdio>.
6077 (class Cref): Update declarations.
6078 * mapfile.h (Mapfile::file): New function.
6079 * object.h (class Object): Define Symbols. Declare virtual
6080 do_get_global_symbols.
6081 (Object::get_global_symbols): New function.
6082 * object.cc (Input_objects::add_object): Pass object to cref_ if
6084 (Input_objects::archive_start): Likewise.
6085 (Input_objects::archive_stop): Likewise.
6086 (Input_objects::print_cref): New function.
6087 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6088 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6090 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6092 * plugin.h (class Sized_pluginobj): Update declarations.
6094 2010-01-05 Ian Lance Taylor <iant@google.com>
6096 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6097 to is_default_version. Rename insdef to insdefault.
6098 (Symbol_table::add_from_relobj): Rename def to is_default_version
6099 and local to is_forced_local.
6100 (Symbol_table::add_from_pluginobj): Likewise.
6101 (Symbol_table::add_from_dynobj): Likewise.
6102 (Symbol_table::define_special_symbol): Rename insdef to
6105 2010-01-04 Ian Lance Taylor <iant@google.com>
6108 * options.h (class General_options): Add
6109 --allow-multiple-definition and -z muldefs.
6110 * resolve.cc (Symbol_table::should_override): Don't warn about a
6111 multiple symbol definition if --allow-multiple-definition or -z
6115 * options.h (class General_options): Add --add-needed and
6116 --copy-dt-needed-entries. Tweak --as-needed help entry.
6117 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6118 error if --copy-dt-needed-entries aka --add-needed is used and
6119 would cause a change in behaviour.
6122 * options.h (class General_options): Add -G as a short version of
6123 --shared. Add no-op options -assert, -g, and -i.
6125 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6127 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6128 check for .text or .gnu.linkonce.t sections.
6129 * icf.cc (Icf::find_identical_sections): Ditto.
6130 Change the detection for mangled function name within the section
6132 * icf.h (is_section_foldable_candidate): New function.
6134 2009-12-30 Ian Lance Taylor <iant@google.com>
6137 * options.h (class General_options): Permit two dashes with
6138 --retain-symbols-file.
6140 2009-12-30 Ian Lance Taylor <iant@google.com>
6143 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6144 don't put the file header and segment headers in the text
6148 * common.cc (Sort_commons::operator()): Stabilize sort when both
6150 (Symbol_table::do_allocate_commons_list): When allocating common
6151 symbols, skip a symbol which is no longer common.
6152 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6153 an object before checking its type.
6154 * testsuite/common_test_2.c: New file.
6155 * testsuite/common_test_3.c: New file.
6156 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6157 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6158 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6159 (common_test_2_pic.o, common_test_2.so): New targets.
6160 (common_test_3_pic.o, common_test_3.so): New targets.
6161 * testsuite/Makefile.in: Rebuild.
6164 * script.cc (read_input_script): If we see a new SECTIONS clause,
6165 and we have added an input section, give an error.
6166 * layout.h (class Layout): Add have_added_input_section function.
6167 Add have_added_input_section_ field.
6168 * layout.cc (Layout::Layout): Initialize
6169 have_added_input_section_.
6170 (Layout::layout): Set have_added_input_section_.
6171 (Layout::layout_eh_frame): Likewise.
6173 2009-12-30 Ian Lance Taylor <iant@google.com>
6176 * options.h (class General_options): Add --sort-common option.
6177 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6178 * common.cc (Sort_common): Add sort_order parameter to
6179 constructor. Add sort_order_ field.
6180 (Sort_commons::operator): Check sort_order_.
6181 (Symbol_table::allocate_commons): Determine the sort order.
6182 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6184 (Symbol_table::do_allocate_commons_list): Likewise.
6186 2009-12-30 Ian Lance Taylor <iant@google.com>
6189 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6190 symbols from this object, don't change the visibility of an
6192 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6194 2009-12-30 Ian Lance Taylor <iant@google.com>
6197 * script.h (class Version_script_info): Define Language enum.
6198 Update declarations. Define Glob, Exact, and Lookup types. Add
6199 new fields globals_, locals_, and is_finalized_.
6200 * script.cc: Various formatting fixes.
6201 (class Parser_closure): Change language_stack_ from a vector of
6202 std::string to one of Version_script_info::Language. Adjust all
6204 (class Lazy_demangler): Remove.
6205 (struct Version_expression): Change language from std::string to
6206 Version_script_info::Language.
6207 (Version_script_info::Version_script_info): New function.
6208 (Version_script_info::~Version_script_info): Don't call clear.
6209 (Version_script_info::finalize): New function.
6210 (Version_script_info::build_lookup_tables): New function.
6211 (Version_script_info::build_expression_list_lookup): New
6213 (Version_script_info::get_symbol_version_helper): Rewrite to use
6215 (Version_script_info::print_expression_list): Adjust to use
6216 Version_script_info::Language.
6217 (script_push_lex_into_version_mode): Check that the version script
6218 has not been finalized.
6219 (version_script_push_lang): Change language string to
6220 Version_script_info::Language.
6221 * options.cc (Command_line::version_script): New function.
6222 * options.h (class General_options): Add finalize_dynamic_list
6223 function. Change version_script from declaration to definition.
6224 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6225 * testsuite/version_script.map: Remove duplicate def of foo.
6226 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6228 * testsuite/Makefile.in: Rebuild.
6230 2009-12-30 Ian Lance Taylor <iant@google.com>
6233 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6234 if the input symbol index is 0, make the output symbol index 0.
6236 2009-12-30 Ian Lance Taylor <iant@google.com>
6239 * options.h (class General_options): Add -x/--discard-all.
6240 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6241 --discard-all. If the local symbol needs a dynamic entry, check
6242 that before handling --discard-locals.
6244 2009-12-30 Ian Lance Taylor <iant@google.com>
6247 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6249 (Output_segment::add_output_section): Don't change the flags if
6253 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6254 GNU hash table if they need a dynamic value. Otherwise, don't add
6255 them if they are defined in a dynamic object or are forced local.
6257 2009-12-29 Ian Lance Taylor <iant@google.com>
6260 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6261 .gnu.hash table for a 32-bit target.
6264 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6265 regular and a dynamic object only needs a dynamic symbol table
6266 entry if it is externally visible.
6269 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6270 constructor. Add global_offset_table_ field.
6271 (Target_i386::got_section): Set global_offset_table_.
6272 (Target_i386::do_finalize_sections): Set global_offset_table_
6274 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6275 in constructor. Add global_offset_table_ field.
6276 (Target_x86_64::got_section): Set global_offset_table_.
6277 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6280 * layout.cc (Layout::Layout): Initialize increase_relro_.
6281 (Layout::get_output_section): Add is_relro, is_last_relro, and
6282 is_first_non_relro parameters. Change all callers.
6283 (Layout::choose_output_section): Likewise.
6284 (Layout::add_output_section_data): Likewise.
6285 (Layout::make_output_section): Likewise.
6286 (Layout::set_segment_offsets): Clear increase_relro when using a
6288 * layout.h (class Layout): Add increase_relro method. Add
6289 increase_relro_ field. Update declarations.
6290 * output.cc (Output_section::Output_section): Initialize
6291 is_last_relro_ and is_first_non_relro_.
6292 (Output_segment::add_output_section): Group relro sections is
6293 do_sort is true. Handle is_last_relro and is_first_non_relro.
6294 (Output_segment::maximum_alignment): Remove relro handling.
6295 (Output_segment::set_section_addresses): Add increase_relro
6296 parameter. Change all callers. Add initial alignment to align
6297 relro sections on separate page. Remove old relro handling.
6298 (Output_segment::set_section_list_addresses): Remove in_relro
6299 parameter. Change all callers.
6300 (Output_segment::set_offset): Add increase parameter. Change all
6301 callers. Remove old relro handling.
6302 * output.h (class Output_section): Add new methods: is_last_relro,
6303 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6304 Add is_last_relro_ and is_first_non_relro_ fields.
6305 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6306 Create separate .got.plt section. Call increase_relro.
6307 * x86_64.cc (Target_x86_64::got_section): Likewise.
6308 * testsuite/relro_script_test.t: Add .got.plt.
6311 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6312 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6313 (Layout::finalize): Call set_dynamic_symbol_size.
6314 (Layout::set_dynamic_symbol_size): New function.
6315 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6316 set_dynamic_symbol_size.
6319 * output.h (class Output_section): Add is_entsize_zero_ field.
6320 * output.cc (Output_section::Output_section): Initialize
6322 (Output_section::set_entsize): If two different entsizes are
6323 requested, force it to zero.
6324 (Output_section::add_input_section): Set flags for .debug_str
6325 before updating section flags. Set entsize.
6326 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6327 and SHF_STRING if all input sections have those flags.
6329 2009-12-29 Rafael Espindola <espindola@google.com>
6331 * main.cc (main): Fix the sys time reporting.
6332 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6335 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6337 * options.cc (General_options::parse_version): Allow -v to exit
6338 without an error if there is nothing to link.
6340 2009-12-29 Ian Lance Taylor <iant@google.com>
6342 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6343 using a version of gcc before 4.1.
6344 * configure: Rebuild.
6346 2009-12-28 Chris Demetriou <cgd@google.com>
6348 * attributes.cc (Output_attributes_section_data::do_write): Use
6349 std::vector::front rather than std::vector::data.
6351 2009-12-28 Ian Lance Taylor <iant@google.com>
6353 * symtab.h (class Symbol_table): Add enum Defined.
6354 * resolve.cc (Symbol_table::should_override): Add defined
6355 parameter. Change all callers. Test whether object is NULL
6356 before calling a method on it.
6357 (Symbol_table::report_resolve_problem): Add defined parameter.
6359 (Symbol_table::should_override_with_special): Likewise.
6360 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6361 parameter. Change all callers.
6362 (Symbol_table::do_define_in_output_data): Likewise.
6363 (Symbol_table::define_in_output_segment): Likewise.
6364 (Symbol_table::do_define_in_output_segment): Likewise.
6365 (Symbol_table::define_as_constant): Likewise.
6366 (Symbol_table::do_define_as_constant): Likewise.
6367 * script.h (class Symbol_assignment): Add is_defsym parameter to
6368 constructor; change all callers.
6369 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6370 parameter. Change all callers. Add is_defsym_ field.
6371 (class Parser_closure): Add parsing_defsym parameter to
6372 constructor; change all callers. Add parsing_defsym accessor
6373 function. Add parsing_defsym_ field.
6375 2009-12-28 Ian Lance Taylor <iant@google.com>
6377 * gold.cc (queue_middle_tasks): Fix formatting.
6378 * object.cc (Relobj::is_section_name_included): Likewise.
6380 2009-12-23 Ian Lance Taylor <iant@google.com>
6382 * i386.cc (Target_i386::do_calls_non_split): Recognize
6383 -fsplit-stack prologue for a function with a static chain.
6384 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6385 -fsplit-stack prologue when using %r11.
6387 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6389 * options.cc (General_options::parse_version): Make -v continue and do
6390 the link like GNU ld does.
6392 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6394 * Makefile.am (CCFILES): Add timer.cc.
6395 (HFILES): Add timer.h.
6396 * configure.ac: Check for sysconf and times.
6397 * main.cc: include timer.h.
6398 (main): Use Timer instead of get_run_time.
6401 * workqueue.cc: include timer.h.
6402 (Workqueue::find_and_run_task):
6403 Report user, sys and wall time.
6404 * Makefile.in: Regenerate.
6405 * config.in: Regenerate.
6406 * configure: Regenerate.
6408 2009-12-16 Doug Kwan <dougkwan@google.com>
6410 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6412 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6413 relaxed input sections.
6414 * output.cc (Output_section::find_relaxed_input_section): Change
6415 return type to Output_relaxed_input_section pointer. Adjust code
6416 for new type of relaxed_input_section_map_.
6417 * output.h (Output_section::find_relaxed_input_section): Change
6418 return type to Output_relaxed_input_section pointer.
6419 (Output_section::Output_relaxed_input_section_by_input_section_map):
6421 (Output_section::relaxed_input_section_map_): Change type to
6422 Output_section::Output_relaxed_input_section_by_input_section_map.
6423 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6426 2009-12-15 Ian Lance Taylor <iant@google.com>
6428 * layout.cc (Layout::create_shstrtab): Only write out after input
6429 sections if we are compressing debug sections.
6431 2009-12-15 Ian Lance Taylor <iant@google.com>
6433 * archive.cc (Archive::add_symbols): Only look up a symbol without
6434 a version if there is, in fact, a version.
6436 2009-12-14 Ian Lance Taylor <iant@google.com>
6438 Revert -Wshadow changes, all changes from:
6439 2009-12-11 Doug Kwan <dougkwan@google.com>
6440 2009-12-11 Nick Clifton <nickc@redhat.com>
6441 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6443 2009-12-11 Doug Kwan <dougkwan@google.com>
6445 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6447 * attributes.cc (Object_attribute::size): Ditto.
6448 (Attributes_section_data::size): Ditto.
6449 (Attributes_section_data::Attributes_section_data): Ditto.
6450 (Output_attributes_section_data::do_write): Ditto.
6451 * attributes.h (Object_attribute::set_type): Ditto.
6452 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6454 2009-12-11 Nick Clifton <nickc@redhat.com>
6456 * archive.cc: Fix shadowed variable warnings.
6458 * compressed_output.cc: Likewise.
6459 * compressed_output.h: Likewise.
6460 * configure: Likewise.
6461 * dwarf_reader.cc: Likewise.
6462 * dynobj.cc: Likewise.
6463 * dynobj.h: Likewise.
6464 * ehframe.cc: Likewise.
6465 * ehframe.h: Likewise.
6466 * errors.cc: Likewise.
6467 * expression.cc: Likewise.
6468 * fileread.cc: Likewise.
6469 * fileread.h: Likewise.
6470 * freebsd.h: Likewise.
6471 * i386.cc: Likewise.
6473 * incremental.h: Likewise.
6474 * layout.cc: Likewise.
6475 * layout.h: Likewise.
6476 * mapfile.cc: Likewise.
6477 * merge.cc: Likewise.
6478 * merge.h: Likewise.
6479 * object.cc: Likewise.
6480 * object.h: Likewise.
6481 * options.h: Likewise.
6482 * output.cc: Likewise.
6483 * output.h: Likewise.
6484 * parameters.cc: Likewise.
6485 * plugin.cc: Likewise.
6486 * powerpc.cc: Likewise.
6487 * reduced_debug_output.cc: Likewise.
6488 * reduced_debug_output.h: Likewise.
6489 * reloc.cc: Likewise.
6490 * reloc.h: Likewise.
6491 * resolve.cc: Likewise.
6492 * script-sections.cc: Likewise.
6493 * script.cc: Likewise.
6494 * script.h: Likewise.
6495 * sparc.cc: Likewise.
6496 * symtab.cc: Likewise.
6497 * symtab.h: Likewise.
6498 * target-select.cc: Likewise.
6499 * target-select.h: Likewise.
6500 * token.h: Likewise.
6501 * workqueue.cc: Likewise.
6502 * workqueue.h: Likewise.
6503 * x86_64.cc: Likewise.
6505 2009-12-10 Doug Kwan <dougkwan@google.com>
6507 * arm.cc (attributes.h): New include.
6508 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6509 (Arm_relobj::~Arm_relobj): Delete object pointed by
6510 attributes_section_data_.
6511 (Arm_relobj::attributes_section_data): New method definition.
6512 (Arm_relobj::attributes_section_data_): New data member declaration.
6513 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6514 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6515 attributes_section_data_.
6516 (Arm_dynobj::attributes_section_data): New method definition.
6517 (Arm_dynobj::attributes_section_data_): New data member declaration.
6518 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6519 initialization value of may_use_blx_ to false.
6520 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6521 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6522 object attributes to compute results instead of hard-coding.
6523 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6524 Target_arm::get_secondary_compatible_arch,
6525 Target_arm::set_secondary_compatible_arch
6526 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6527 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6528 New method declarations.
6529 (Target_arm::get_aeabi_object_attribute): New method definition.
6530 (Target_arm::attributes_section_data_): New data member declaration.
6531 (read_arm_attributes_section): New template definition.
6532 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6533 (Arm_dynobj::do_read_symbols): Ditto.
6534 (Target_arm::do_finalize_sections): Merge attributes sections from
6535 input. Check for BLX use after attributes section merging.
6536 Fix __exidx_start and __exidx_end visibility. Create an
6537 .ARM.attributes section if necessary.
6538 (Target_arm::get_secondary_compatible_arch,
6539 Target_arm::set_secondary_compatible_arch,
6540 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6541 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6542 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6543 New method definitions.
6545 2009-12-09 Ian Lance Taylor <iant@google.com>
6547 * plugin.cc (Plugin::load): Don't cast from void* to a function
6550 2009-12-09 Ian Lance Taylor <iant@google.com>
6552 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6555 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6557 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6558 Replace two_file_shared_1.so with two_file_shared_2.so.
6559 * testsuite/Makefile.in: Regenerated.
6561 2009-12-08 Doug Kwan <dougkwan@google.com>
6563 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6564 (HFILES): Add attributes.h and int_encoding.h.
6565 * Makefile.in: Regenerate.
6566 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6567 function definitions to int_encoding.cc
6568 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6569 prototypes to int_encoding.h
6570 * reduced_debug_output.cc (int_encoding.h): New include.
6571 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6572 function definitions to int_encoding.cc
6573 (insert_into_vector, read_from_pointer): Move template definitions to
6575 * attributes.cc: New file.
6576 * attributes.h: New file.
6577 * int_encoding.cc: New file.
6578 * int_encoding.h: New file.
6580 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6583 * incremental-dump.cc (dump_incremental_inputs): New.
6584 (main): Use dump_incremental_inputs.
6586 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6589 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6590 checking elfcpp::STT_FUNC.
6591 (Target_i386::Relocate::relocate): Likewise.
6592 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6594 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6595 symbols from shared libraries into normal FUNC symbols.
6597 * symtab.h (Symbol): Add is_func and use it.
6599 2009-12-05 Doug Kwan <dougkwan@google.com>
6601 * arm.cc (Target_arm::arm_info): Initialize new fields
6602 attributes_section and attributes_vendor.
6603 * i386.cc (Target_i386::i386_info): Same.
6604 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6605 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6606 fields attributes_section and attributes_vendor.
6607 * sparc.cc (Target_sparc::sparc_info): Same.
6608 * target.h (Target::attributes_section, Target::attributes_vendor,
6609 Target::is_attributes_section, Target::attribute_arg_type,
6610 Target::attributes_order): New method definitions.
6611 (Target::Target_info::attributes_section,
6612 Target::Target_info::attributes_vendor): New fields.
6613 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6614 virtual method definitions.
6615 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6616 attributes_section and attributes_vendor.
6617 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6619 2009-12-05 Doug Kwan <dougkwan@google.com>
6621 * arm.cc: Update comments about interworking and stub generation.
6622 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6623 considered as non-PIC.
6624 (Arm_relocate_functions::base_abs): Fix formatting.
6625 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6626 of function to use GOT entry address instead of offset.
6627 (Target_arm::Scan::global): Issue an error if a symbol would need a
6628 PLT does not get one because it is untyped. Remove code to create
6629 dynamic symbols for relative branches.
6630 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6631 takes unsigned integer instead of boolean.
6633 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6635 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6636 (two_file_test_LDADD): Likewise.
6637 (common_test_1_LDADD): Likewise.
6638 (exception_test_LDADD) Likewise.
6639 (weak_test_LDADD): Likewise.
6640 (many_sections_test_LDADD): Likewise.
6641 (initpri1_LDADD): Likewise.
6642 (script_test_1_LDADD): Likewise.
6643 (script_test_2_LDADD): Likewise.
6644 (justsyms_LDADD): Likewise.
6645 (binary_test_LDADD): Likewise.
6646 (large_LDADD): Likewise.
6647 * testsuite/Makefile.in: Regenerated.
6649 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6651 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6652 (Symbol_table::override_with_special): Likewise.
6653 (Symbol_table::add_from_object): Likewise.
6655 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6657 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6658 Don't set the data_offset twice.
6660 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6662 * testsuite/Makefile.in: Regenerate.
6664 2009-12-03 Doug Kwan <dougkwan@google.com>
6666 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6667 (Target_arm::do_finalize_sections): Add parameter for symbol table
6668 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6669 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6670 parameter for symbol table pointer.
6671 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6672 an additional parameter for a pointer to symbol table.
6673 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6674 parameter for a symbol table pointer.
6675 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6676 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6678 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6679 parameter for a symbol table pointer.
6681 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6683 * incremental.cc (Incremental_inputs_header)
6684 (Incremental_inputs_header_write, Incremental_inputs_entry)
6685 (Incremental_inputs_entry_write): Move ...
6686 * incremental.h (Incremental_inputs_header)
6687 (Incremental_inputs_header_write, Incremental_inputs_entry)
6688 (Incremental_inputs_entry_write): here.
6690 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6692 * incremental.cc (make_sized_incremental_binary): Set the target.
6693 Error if it is incompatible.
6694 * output.h (Output_file): Add filename method.
6696 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6698 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6699 from the get_* methods.
6701 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6703 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6704 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6705 Write 0 for the data_offset of scripts.
6707 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6709 * testsuite/Makefile.am: Add the incremental_test.sh test.
6710 * testsuite/incremental_test.sh: New.
6711 * testsuite/incremental_test_1.c: New.
6712 * testsuite/incremental_test_2.c: New.
6714 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6716 * incremental-dump.cc (main): Fix typos.
6718 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6721 * incremental-dump.cc (main): Use llu to print 64 bit values.
6723 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6724 H.J. Lu <hongjiu.lu@intel.com>
6726 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6728 (incremental_dump_LDADD): Likewise.
6729 * Makefile.in: Regenerated.
6731 2009-11-25 Doug Kwan <dougkwan@google.com>
6735 2009-11-25 Doug Kwan <dougkwan@google.com>
6737 * arm.cc (Target_arm::Target_arm): Move method definition
6738 outside of class definition. Add code to handle
6739 --target1-rel, --target1-abs and --target2= options.
6740 (Target_arm::get_reloc_reloc_type): Change method to be
6741 non-static and const.
6742 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6743 New data member declaration.
6744 (Target_arm::Scan::local, Target_arm::Scan::global,
6745 Target_arm::Relocate::relocate,
6746 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6747 Adjust call to Target_arm::get_real_reloc_type.
6748 (Target_arm::get_real_reloc_type): Use command line options
6749 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6750 * options.h (--target1-rel, --target1-abs, --target2): New
6753 2009-11-25 Doug Kwan <dougkwan@google.com>
6755 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6756 class definition. Add code to handle --target1-rel, --target1-abs
6757 and --target2= options.
6758 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6760 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6762 (Target_arm::Scan::local, Target_arm::Scan::global,
6763 Target_arm::Relocate::relocate,
6764 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6765 call to Target_arm::get_real_reloc_type.
6766 (Target_arm::get_real_reloc_type): Use command line options to
6767 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6768 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6771 2009-11-25 Doug Kwan <dougkwan@google.com>
6773 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6774 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6775 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6777 (Arm_relocate_functions::thm_call): Replace body with a call to
6778 Arm_relocate_functions::thumb_branch_common.
6779 (Arm_relocate_functions::thm_jump24,
6780 Arm_relocate_functions::thm_xpc22): New method definitions.
6781 (Arm_relocate_functions::thumb_branch_common): New method definition.
6782 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6784 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6785 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6787 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6789 * Makefile.am: Build incremental-dump
6790 * Makefile.in: Regenerate.
6791 * incremental-dump.cc: New.
6792 * incremental.cc (Incremental_inputs_header_data,
6793 Incremental_inputs_entry_data): Move to incremental.h
6794 * incremental.h: (Incremental_inputs_header_data,
6795 Incremental_inputs_entry_data): Move from incremental.cc
6797 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6799 * incremental.cc (Incremental_inputs_header,
6800 Incremental_inputs_header_write, Incremental_inputs_entry,
6801 Incremental_inputs_entry_write): Add a typedef with the data type.
6803 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6805 * incremental.cc (Incremental_inputs_header,
6806 Incremental_inputs_header_write, Incremental_inputs_entry,
6807 Incremental_inputs_entry_write): Update comment about which
6808 type has the filed descriptions.
6810 2009-11-15 Doug Kwan <dougkwan@google.com>
6812 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6813 (Arm_relocate_functions::arm_branch_common): Change method defintion
6814 in class definition to a method declaration and update list of formal
6816 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6817 Arm_relocation_functions::jump24): Adjust call to
6818 Arm_relocate_functions::arm_branch_common. Update list of formal
6820 (Arm_relocate_functions::xpc25): New method definition.
6821 (Arm_relocate_functions::arm_branch_common): Move method defintion
6822 out from class definition. Use stubs for mode-switching and extending
6824 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6825 specially. Change code to enable use of stubs in ARM branches.
6827 2009-11-10 Doug Kwan <dougkwan@google.com>
6829 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6830 in method declaration.
6831 (Target_arm::relocate_stub): New method declaration.
6832 (Target_arm::default_target): Change to return a pointer instead of
6834 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6835 Target_arm::default_target.
6836 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6838 (Target_arm::relocate_section): Adjust view.
6839 (Target_arm::relocate_stub): New method definition.
6841 2009-11-10 Doug Kwan <dougkwan@google.com>
6843 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6845 * incremental.cc (open_incremental_binary): Initialized local
6846 variables to avoid warnings.
6847 * object.cc (make_elf_object): Ditto.
6848 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6851 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6854 * testsuite/plugin_test.c: Include "config.h".
6856 2009-11-09 Doug Kwan <dougkwan@google.com>
6858 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6859 (arm_symbol_value): Remove.
6860 (Arm_relocate_functions::arm_branch_common,
6861 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6862 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6863 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6864 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6865 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6866 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6867 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6868 Arm_relocate_functions::thm_mobw_abs_nc,
6869 Arm_relocate_functions::thm_mov_abs,
6870 Arm_relocate_functions::movw_prel_nc,
6871 Arm_relocate_functions::thm_movt_abs,
6872 Arm_relocate_functions::movt_prel,
6873 Arm_relocate_functions::thm_movw_prel_nc,
6874 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6875 (Target_arm::Relocate::relocate): Only decompose address into two
6876 parts if relocation type uses the thumb-bit and pass the actual
6877 bit instead of a flag indicating that the thumb-bit is used. Adjust
6878 calls to methods in Arm_relocate_functions for this change.
6880 2009-11-08 Ian Lance Taylor <iant@google.com>
6883 * reloc.cc: Instantiate
6884 Sized_relobj::initialize_input_to_output_maps and
6885 Sized_relobj:free_input_to_output_maps.
6887 2009-11-06 Ian Lance Taylor <iant@google.com>
6890 * defstd.cc (in_segment): Set only_if_ref true for "end".
6892 2009-11-06 Doug Kwan <dougkwan@google.com>
6894 * arm.cc (class Reloc_stub): Correct a comment.
6895 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6896 (Target_arm::scan_section_for_stubs): New method declaration.
6897 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6898 Change methods from private to protected.
6899 (Target_arm::do_may_relax): New method definition.
6900 (Target_arm::do_relax, Target_arm::group_sections,
6901 Target_arm::scan_reloc_for_stub,
6902 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6903 (Target_arm::arm_input_section_map_): New data member declaration.
6904 (Target_arm::scan_reloc_for_stub,
6905 Target_arm::scan_reloc_section_for_stubs,
6906 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6907 Target_arm::do_relax): New method definitions.
6909 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6911 * configure.ac: Check for (struct stat)::st_mtim
6912 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6913 * config.in: Regenerate.
6914 * configure: Regenerate.
6916 2009-11-05 Ian Lance Taylor <iant@google.com>
6919 * output.cc (Output_segment::add_output_section): Add missing
6922 2009-11-04 Ian Lance Taylor <iant@google.com>
6925 * object.h (class Object): Add is_needed and set_is_needed
6926 methods. Add is_needed_ field. Make bool fields into bitfields.
6927 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6928 defined in a dynamic object and referenced by a regular object,
6929 set is_needed for the dynamic object.
6930 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6931 if the file is marked with as_needed and it is not needed.
6933 2009-11-04 Ian Lance Taylor <iant@google.com>
6936 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6937 tags if data is discarded by linker script.
6938 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6939 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6940 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6941 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6943 2009-11-04 Ian Lance Taylor <iant@google.com>
6945 * layout.cc (Layout::get_output_section): Add is_interp and
6946 is_dynamic_linker_section parameters. Change all callers.
6947 (Layout::choose_output_section): Likewise.
6948 (Layout::make_output_section): Likewise.
6949 (Layout::add_output_section_data): Add is_dynamic_linker_section
6950 parameter. Change all callers.
6951 * layout.h (class Layout): Update declarations.
6952 * output.h (class Output_section): Add is_interp, set_is_interp,
6953 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6954 Add is_interp_, is_dynamic_linker_section_ fields. Change
6955 generate_code_fills_at_write_ to a bitfield.
6956 * output.cc (Output_section::Output_sections): Initialize new
6958 (Output_segment::add_output_section): Add do_sort parameter.
6961 2009-11-03 Ian Lance Taylor <iant@google.com>
6964 * options.h (class General_options): Add --warn-common.
6965 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6966 merging two common symbols.
6967 (Symbol_table::should_override): Handle --warn-common when merging
6968 a common symbol with a defined symbol. Use report_resolve_problem
6969 for multiple definitions.
6970 (Symbol_table::report_resolve_problem): New function.
6971 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6973 2009-11-03 Doug Kwan <dougkwan@google.com>
6975 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6977 (Target_arm::stub_factory): New method definition.
6978 (Target_arm::new_arm_input_section,
6979 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6980 Target_arm::reloc_uses_thumb_bit): New method declarations.
6981 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6982 New type definitions.
6983 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6984 member declarations.
6985 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6986 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6987 New method definitions.
6989 2009-11-03 Ian Lance Taylor <iant@google.com>
6991 * options.h (class General_options): Add --warn_constructors.
6993 2009-11-03 Ian Lance Taylor <iant@google.com>
6996 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6997 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6999 2009-11-03 Ian Lance Taylor <iant@google.com>
7002 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7003 --msgid-bugs-address.
7004 (install-pdf): New target.
7005 (install-data_yes): Look up one directory to find mkinstalldirs.
7007 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7009 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7012 2009-10-30 Doug Kwan <dougkwan@google.com>
7014 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7016 2009-10-30 Doug Kwan <dougkwan@google.com>
7018 * arm.cc (Stub_addend_reader): New struct template definition
7019 and partial specializations.
7020 (Stub_addend_reader::operator()): New method definition for a
7021 partially specialized template.
7023 2009-10-30 Doug Kwan <dougkwan@google.com>
7025 * arm.cc (Arm_relobj::processor_specific_flags): New method
7027 (Arm_relobj::do_read_symbols): New method declaration.
7028 (Arm_relobj::processor_specific_flags_): New data member declaration.
7029 (Arm_dynobj): New class definition.
7030 (Target_arm::do_finalize_sections): Add input_objects parameter.
7031 (Target_arm::do_adjust_elf_header): New method declaration.
7032 (Target_arm::are_eabi_versions_compatible,
7033 (Target_arm::merge_processor_specific_flags): New method declaration.
7034 (Target_arm::do_make_elf_object): New overloaded method definitions
7036 (Arm_relobj::do_read_symbols): New method definition.
7037 (Arm_dynobj::do_read_symbols): Ditto.
7038 (Target_arm::do_finalize_sections): Add input_objects parameters.
7039 Merge processor-specific flags from all input objects.
7040 (Target_arm::are_eabi_versions_compatible,
7041 Target_arm::merge_processor_specific_flags,
7042 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7043 New method definitions.
7044 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7045 Input_objects pointer type parameter.
7046 * layout.cc (Layout::finalize): Pass input objects to target's.
7047 finalize_sections function.
7048 * output.cc (Output_file_header::do_sized_write): Set ELF file
7049 header's processor-specific flags.
7050 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7051 Input_objects pointer type parameter.
7052 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7053 * target.h (Input_objects): New forward class declaration.
7054 (Target::processor_specific_flags,
7055 Target::are_processor_specific_flags_sect): New method definitions.
7056 (Target::finalize_sections): Add input_objects parameter.
7057 (Target::Target): Initialize processor_specific_flags_ and
7058 are_processor_specific_flags_set_.
7059 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7061 (Target::set_processor_specific_flags): New method definition.
7062 (Target::processor_specific_flags_,
7063 Target::are_processor_specific_flags_set_): New data member
7065 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7066 Input_objects pointer type parameter.
7068 2009-10-30 Doug Kwan <dougkwan@google.com>
7070 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7072 2009-10-28 Ian Lance Taylor <iant@google.com>
7074 * object.h (class Relobj): Drop options parameter from
7075 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7076 do_scan_relocs, do_relocate. Change all callers.
7077 (class Sized_relobj): Drop options parameters from
7078 do_gc_process_relocs, do_scan_relocs, do_relocate,
7079 do_relocate_sections, relocate_sections, emit_relocs_scan,
7080 emit_relocs_scan_reltype. Change all callers.
7081 (struct Relocate_info): Remove options field and all references to
7083 * reloc.h (class Read_relocs): Remove options constructor
7084 parameter and options_ field. Change all callers.
7085 (class Gc_process_relocs, class Scan_relocs): Likewise.
7086 (class Relocate_task): Likewise.
7087 * target-reloc.h (scan_relocs): Remove options parameter. Change
7089 (scan_relocatable_relocs): Likewise.
7090 * target.h (class Sized_target): Remove options parameter from
7091 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7093 * gc.h (gc_process_relocs): Remove options parameter. Change all
7095 * arm.cc: Update functions to remove options parameters.
7096 * i386.cc: Likewise.
7097 * powerpc.cc: Likewise.
7098 * sparc.cc: Likewise.
7099 * x86_64.cc: Likewise.
7100 * testsuite/testfile.cc: Likewise.
7102 2009-10-28 Doug Kwan <dougkwan@google.com>
7104 * arm.cc (Arm_relobj): New class definition.
7105 (Arm_relobj::scan_sections_for_stubs,
7106 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7107 New method definitions.
7109 2009-10-28 Cary Coutant <ccoutant@google.com>
7111 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7112 (Plugin::cleanup_done_): New member.
7113 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7114 (Plugin_manager::cleanup_done_): Remove.
7115 (Plugin_manager::add_input_file): Edit error message.
7116 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7117 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7119 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7121 * fileread.cc: (File_read::View::~View): Use the new
7122 data_ownership_ filed.
7123 (File_read::~File_read): Dispose the new whole_file_view_.
7124 (File_read::open): Mmap the whole file if needed.
7125 (File_read::open): Use whole_file_view_ instead of contents_.
7126 (File_read::find_view): Use whole_file_view_ if applicable.
7127 (File_read::do_read): Use whole_file_view_ instead of contents_.
7128 (File_read::make_view): Use whole_file_view_ instead of contents_,
7129 update File_read::View::View call.
7130 (File_read::find_or_make_view): Update File_read::View::View
7132 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7134 (File_read::View::Data_ownership): New enum.
7135 (File_read::View::View): Replace bool mapped_ with Data_ownership
7137 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7138 (File_read::View::data_ownership_): New field.
7139 (File_read::contents_): Remove (replaced by whole_file_view_).
7140 (File_read::whole_file_view_): New field.
7141 * options.h (class General_options): Add --keep-files-mapped.
7143 2009-10-27 Cary Coutant <ccoutant@google.com>
7145 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7146 * testsuite/Makefile.am (plugin_test_5): New test case.
7147 * testsuite/Makefile.in: Regenerate.
7149 2009-10-25 Doug Kwan <dougkwan@google.com>
7151 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7152 from private to protected to allow access by child class.
7153 (Sized_relobj::do_relocate_sections): New method declaration.
7154 (Sized_relobj::relocate_sections): Virtualize.
7155 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7156 Sized_relobj::relocate_sections. Instantiate template explicitly
7157 for different target sizes and endianity.
7159 2009-10-24 Doug Kwan <dougkwan@google.com>
7161 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7162 (Arm_input_section::as_arm_input_section): New method.
7163 (Arm_output_section): New class definition.
7164 (Arm_output_section::create_stub_group,
7165 Arm_output_section::group_sections): New method definitions.
7167 2009-10-22 Doug Kwan <dougkwan@google.com>
7169 * arm.cc (Arm_input_section): New class definition.
7170 (Arm_input_section::init, Arm_input_section:do_write,
7171 Arm_input_section::set_final_data_size,
7172 Arm_input_section::do_reset_address_and_file_offset): New method
7175 2009-10-21 Doug Kwan <dougkwan@google.com>
7177 * arm.cc (Stub_table, Arm_input_section): New forward class
7179 (Stub_table): New class defintion.
7180 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7181 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7182 New method definition.
7184 2009-10-21 Doug Kwan <dougkwan@google.com>
7186 * arm.cc: Update copyright comments.
7187 (Target_arm): New forward class template declaration.
7188 (Arm_address): New type.
7189 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7190 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7191 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7193 (Insn_template): Same.
7194 (DEF_STUBS): New macro.
7195 (Stub_type): New enum type.
7196 (Stub_template): New class definition.
7199 (Stub_factory): Same.
7200 (Target_arm::Target_arm): Initialize may_use_blx_ and
7201 should_force_pic_veneer_.
7202 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7203 Target_arm::should_force_pic_veneer,
7204 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7205 Target_arm::using_thumb_only, Target_arm:;default_target): New
7207 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7208 New data member declarations.
7209 (Insn_template::size, Insn_template::alignment): New method defintions.
7210 (Stub_template::Stub_template): New method definition.
7211 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7212 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7213 (Stub_factory::Stub_factory): New method definition.
7214 * gold.h (string_hash): New template.
7215 * output.h (Input_section_specifier::hash_value): Use
7217 (Input_section_specifier::string_hash): Remove.
7218 * stringpool.cc (Stringpool_template::string_hash): Use
7221 2009-10-20 Doug Kwan <dougkwan@google.com>
7223 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7224 symbols of relaxed input sections.
7225 * output.h (Output_section::find_relaxed_input_section): Make
7228 2009-10-16 Doug Kwan <dougkwan@google.com>
7230 * dynobj.cc (Versions::Versions): Initialize version_script_.
7231 Only insert base version symbol definition for a shared object
7232 if version script defines any version versions.
7233 (Versions::define_base_version): New method definition.
7234 (Versions::add_def): Check that base version is not needed.
7235 (Versions::add_need): Define base version lazily.
7236 * dynobj.h (Versions::define_base_version): New method declaration.
7237 (Versions::needs_base_version_): New data member declaration.
7238 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7239 (check_DATA): Add no_version_test.stdout.
7240 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7242 * testsuite/Makefile.in: Regenerate.
7243 * testsuite/no_version_test.c: New file.
7244 * testsuite/no_version_test.sh: Ditto.
7246 2009-10-16 Doug Kwan <dougkwan@google.com>
7248 * expression.cc (class Segment_start_expression): New class definition.
7249 (Segment_start_expression::value): New method definition.
7250 (script_exp_function_segment_start): Return a new
7251 Segment_start_expression.
7252 * gold/script-c.h (script_saw_segment_start_expression): New function
7254 * script-sections.cc (Script_sections::Script_sections): Initialize
7255 SAW_SEGMENT_START_EXPRESSION_ to false.
7256 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7257 and -Tbbs options to specify section addresses if given in
7258 command line and no SEGMENT_START expression is seen in a script.
7259 * script-sections.h (Script_sections::saw_segment_start_expression,
7260 Script_sections::set_saw_segment_start_expression): New method
7262 (Script_sections::saw_segment_start_expression_): New data member
7264 * script.cc (script_saw_segment_start_expression): New function.
7265 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7266 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7267 script_test_7.sh and script_test_8.sh.
7268 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7269 script_test_8.stdout.
7270 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7271 (script_test_6, script_test_6.stdout, script_test_7,
7272 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7273 * Makefile.in: Regenerate.
7274 * testsuite/script_test_6.sh: New file.
7275 * testsuite/script_test_6.t: Same.
7276 * testsuite/script_test_7.sh: Same.
7277 * testsuite/script_test_7.t: Same.
7278 * testsuite/script_test_8.sh: Same.
7280 2009-10-16 Doug Kwan <dougkwan@google.com>
7282 * output.cc (Output_segment::set_section_list_address): Cast
7283 expressions to unsigned long long type to avoid format warnings.
7285 2009-10-15 Ian Lance Taylor <iant@google.com>
7287 * script.cc (Script_options::add_symbol_assignment): Always add a
7288 dot assignment to script_sections_.
7289 * script-sections.cc (Script_sections::add_dot_assignment):
7290 Initialize if necessary.
7292 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7293 program headers with no load segment if there is a linker script.
7295 * layout.cc (Layout::set_segment_offsets): Align the file offset
7296 to the segment aligment for -N or -n with no load segment.
7297 * output.cc (Output_segment::add_output_section): Don't crash if
7298 the first section is a TLS section.
7299 (Output_segment::set_section_list_addresses): Print an error
7300 message if the address moves backward in a linker script.
7301 * script-sections.cc
7302 (Output_section_element_input::set_section_addresses): Don't
7303 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7304 (Orphan_output_section::set_section_addresses): Likewise.
7306 2009-10-15 Doug Kwan <dougkwan@google.com>
7308 * layout.cc (Layout::finish_dynamic_section): Generate tags
7309 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7310 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7311 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7313 2009-10-14 Ian Lance Taylor <iant@google.com>
7315 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7317 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7318 data_shdr fields of relinfo.
7319 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7320 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7321 R_386_TLS_LDO_32, adjust based on section flags.
7322 (Target_i386::Relocate::fix_up_ldo): Remove.
7324 2009-10-13 Ian Lance Taylor <iant@google.com>
7326 Add support for -pie.
7327 * options.h (class General_options): Add -pie and
7329 (General_options::output_is_position_independent): Test -pie.
7330 (General_options::output_is_executable): Return true if not shared
7331 and not relocatable.
7332 (General_options::output_is_pie): Remove.
7333 * options.cc (General_options::finalize): Reject incompatible uses
7335 * gold.cc (queue_middle_tasks): A -pie link is not static.
7336 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7337 * symtab.cc (Symbol::final_value_is_known): Return false if
7338 output_is_position_independent.
7339 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7340 output_is_position_independent.
7341 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7342 output_is_position_independent.
7343 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7344 output_is_position_independent.
7345 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7347 (basic_pie_test.o, basic_pie_test): New targets.
7348 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7349 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7350 (two_file_pie_test): New target.
7351 * testsuite/Makefile.in: Rebuild.
7352 * README: Remove note saying that -pie is not supported.
7354 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7356 * options.h (class General_options): Add -init and -fini.
7357 * layout.cc (Layout::finish_dynamic_section): Emit
7358 given init and fini functions.
7360 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7362 * gc.h (gc_process_relocs): Check if icf is enabled using new
7364 * gold.cc (queue_initial_tasks): Likewise.
7365 (queue_middle_tasks): Likewise.
7366 * object.cc (do_layout): Likewise.
7367 * symtab.cc (is_section_folded): Likewise.
7368 * main.cc (main): Likewise.
7369 * reloc.cc (Read_relocs::run): Likewise.
7370 (Sized_relobj::do_scan_relocs): Likewise.
7371 * icf.cc (is_function_ctor_or_dtor): New function.
7372 (Icf::find_identical_sections): Check if function is ctor or dtor when
7374 * options.h (General_options::icf): Change option to be an enum.
7375 (Icf_status): New enum.
7376 (icf_enabled): New method.
7377 (icf_safe_folding): New method.
7378 (set_icf_status): New method.
7379 (icf_status_): New variable.
7380 * (options.cc) (General_options::finalize): Set icf_status_.
7381 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7382 icf_test and icf_keep_unique_test to use the --icf enum flag.
7383 * testsuite/icf_safe_test.sh: New file.
7384 * testsuite/icf_safe_test.cc: New file.
7386 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7388 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7389 includes to gc.h and icf.h.
7390 * arm.cc: Include gc.h.
7391 * gold.cc: Likewise.
7392 * i386.cc: Likewise.
7393 * powerpc.cc: Likewise.
7394 * sparc.cc: Likewise.
7395 * x86_64.cc: Likewise.
7396 * gc.h: Include icf.h.
7398 2009-10-11 Ian Lance Taylor <iant@google.com>
7400 * plugin.cc: Include "gold.h" before other header files.
7402 2009-10-10 Chris Demetriou <cgd@google.com>
7404 * options.h (Input_file_argument::Input_file_type): New enum.
7405 (Input_file_argument::is_lib_): Replace with...
7406 (Input_file_argument::type_): New member.
7407 (Input_file_argument::Input_file_argument): Take Input_file_type
7408 'type' rather than boolean 'is_lib' as second argument.
7409 (Input_file_argument::is_lib): Use type_.
7410 (Input_file_argument::is_searched_file): New function.
7411 (Input_file_argument::may_need_search): Handle is_searched_file.
7412 * options.cc (General_options::parse_library): Support -l:filename.
7413 (General_options::parse_just_symbols): Update for Input_file_argument
7415 (Command_line::process): Likewise.
7416 * archive.cc (Archive::get_file_and_offset): Likewise.
7417 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7418 * script.cc (read_script_file, script_add_file): Likewise.
7419 * fileread.cc (Input_file::Input_file): Likewise.
7420 (Input_file::will_search_for): Handle is_searched_file.
7421 (Input_file::open): Likewise.
7422 * readsyms.cc (Read_symbols::get_name): Likewise.
7423 * testsuite/Makefile.am (searched_file_test): New test.
7424 * testsuite/Makefile.in: Regenerate.
7425 * testsuite/searched_file_test.cc: New file.
7426 * testsuite/searched_file_test_lib.cc: New file.
7428 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7429 Ian Lance Taylor <iant@google.com>
7431 * descriptor.cc: Include <cstdio> and "binary-io.h".
7432 (Descriptors::open): Open the files in binary mode always.
7433 * script.cc (Lex::get_token): Treat \r as whitespace.
7435 2009-10-09 Ian Lance Taylor <iant@google.com>
7437 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7439 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7440 Ian Lance Taylor <iant@google.com>
7442 * configure.ac: Check for readv function also.
7443 * fileread.cc (readv): Define if not HAVE_READV.
7444 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7446 * config.in: Regenerate.
7447 * configure: Regenerate.
7449 2009-10-09 Doug Kwan <dougkwan@google.com>
7451 * layout.cc (Layout::make_output_section): Call target hook to make
7452 ordinary output section.
7453 (Layout::finalize): Adjust parameter list of call the
7454 Target::may_relax().
7455 * layout.h (class Layout::section_list): New method.
7456 * merge.h (Output_merge_base::entsize): Change visibility to public.
7457 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7459 (Output_merge_string::do_is_string): New method.
7460 * object.cc (Sized_relobj::do_setup): renamed from
7461 Sized_relobj::set_up.
7462 * object.h (Sized_relobj::adjust_shndx,
7463 Sized_relobj::initializ_input_to_output_maps,
7464 Sized_relobj::free_input_to_output_maps): Change visibilities to
7466 (Sized_relobj::setup): Virtualize.
7467 (Sized_relobj::do_setup): New method declaration.
7468 (Sized_relobj::invalidate_section_offset,
7469 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7470 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7471 * options.cc (parse_int): New function.
7472 * options.h (parse_int): New declaration.
7473 (DEFINE_int): New macro.
7474 (stub_group_size): New option.
7475 * output.cc (Output_section::Output_section): Initialize memebers
7476 merge_section_map_, merge_section_by_properties_map_,
7477 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7478 (Output_section::add_input_section): Handled deferred code-fill
7479 generation and remove an old comment.
7480 (Output_section::add_relaxed_input_section): New method definition.
7481 (Output_section::add_merge_input_section): Use merge section by
7482 properties map to speed to search. Update merge section maps
7484 (Output_section::build_relaxation_map): New method definition.
7485 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7487 (Output_section::relax_input_section): Renamed to
7488 Output_section::convert_input_sections_to_relaxed_sections and change
7489 interface to take a vector of pointers to relaxed sections.
7490 (Output_section::find_merge_section,
7491 Output_section::find_relaxed_input_section): New method definitions.
7492 (Output_section::is_input_address_mapped,
7493 Output_section::output_offset, Output_section::output_address):
7494 Use output section data maps to speed up searching.
7495 (Output_section::find_starting_output_address): Add comments.
7496 (Output_section::do_write,
7497 Output_section::write_to_postprocessing_buffer): Do code-fill
7498 generation as appropriate.
7499 (Output_section::get_input_sections): Invalidate relaxed input section
7501 (Output_section::restore_states): Adjust type of checkpoint .
7502 Invalidate relaxed input section map.
7503 * output.h (Output_merge_base): New class declaration.
7504 (Input_section_specifier): New class defintion.
7505 (class Output_relaxed_input_section) Change base class to
7506 Output_section_data_build.
7507 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7508 base class initializer.
7509 (Output_section::add_relaxed_input_section): New method declaration.
7510 (Output_section::Input_section): Change visibility to protected.
7511 (Output_section::Input_section::relobj,
7512 Output_section::Input_section::shndx): Handle relaxed input sections.
7513 Output_section::input_sections) Change visibility to protected. Also
7514 define overload to return a non-const pointer.
7515 (Output_section::Merge_section_properties): New class defintion.
7516 (Output_section::Merge_section_by_properties_map,
7517 Output_section::Output_section_data_by_input_section_map,
7518 Output_section::Relaxation_map): New types.
7519 (Output_section::relax_input_section): Rename method to
7520 Output_section::convert_input_sections_to_relaxed_sections and change
7521 interface to take a vector of relaxed section pointers.
7522 (Output_section::find_merge_section,
7523 Output_section::find_relaxed_input_section,
7524 Output_section::build_relaxation_map,
7525 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7526 New method declarations.
7527 (Output_section::merge_section_map_
7528 Output_section::merge_section_by_properties_map_,
7529 Output_section::relaxed_input_section_map_,
7530 Output_section::is_relaxed_input_section_map_valid_,
7531 Output_section::generate_code_fills_at_write_): New data members.
7532 * script-sections.cc
7533 (Output_section_element_input::set_section_addresses): Call
7534 current_data_size and addralign methods of relaxed input sections.
7535 (Orphan_output_section::set_section_addresses): Call current_data_size
7536 and addralign methods of relaxed input sections.
7537 * symtab.cc (Symbol_table::compute_final_value): Extract template
7538 from the body of Symbol_table::sized_finalize_symbol.
7539 (Symbol_table::sized_finalized_symbol): Call
7540 Symbol_table::compute_final_value.
7541 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7542 (Symbol_table::compute_final_value): New templated method declaration.
7543 * target.cc (Target::do_make_output_section): New method defintion.
7544 * target.h (Target::make_output_section): New method declaration.
7545 (Target::relax): Add more parameters for input objects, symbol table
7546 and layout. Adjust call to do_relax.
7547 (Target::do_make_output_section): New method declaration.
7548 (Target::do_relax): Add parameters for input objects, symbol table
7551 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7553 * pread.c: Include stdio.h.
7555 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7557 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7560 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7562 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7563 Change read_shndx type to unsigned int.
7564 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7566 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7567 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7568 Change read_shndx type to unsigned int.
7569 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7571 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7572 * layout.cc (Layout::create_symtab_sections): Cast the result of
7573 local_symcount * symsize to off_t in the gold_assert.
7575 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7577 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7578 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7580 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7581 (Arm_relocate_functions::thm_abs5): New function.
7582 (Arm_relocate_functions::abs12): New function.
7583 (Arm_relocate_functions::abs16): New function.
7584 (Arm_relocate_functions::base_abs): New function.
7585 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7586 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7587 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7589 (Scan::global): Likewise.
7590 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7591 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7592 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7593 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7596 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7598 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7599 (Arm_relocate_functions::movt_prel): New function.
7600 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7601 (Arm_relocate_functions::thm_movt_prel): New function.
7602 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7603 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7604 (Scan::global, Relocate::relocate): Likewise.
7605 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7607 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7609 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7610 Incremental_checker.
7611 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7613 (class Incremental_inputs_header): New class.
7614 (Incremental_inputs_header_writer): Edit comment.
7615 (Incremental_inputs_entry): New class.
7616 (Incremental_inputs_entry_writer): Edit comment.
7617 (Sized_incremental_binary::do_find_incremental_inputs_section):
7618 Add *strtab_shndx parameter, fill it.
7619 (Sized_incremental_binary::do_check_inputs): New method.
7620 (Incremental_checker::can_incrementally_link_output_file): Use
7621 Sized_incremental_binary::check_inputs.
7622 (Incremental_inputs::report_command_line): Save command line in
7625 (Incremental_binary::find_incremental_inputs_section): New
7627 (Incremental_binary::do_find_incremental_inputs_section): Add
7628 strtab_shndx parameter.
7629 (Incremental_binary::do_check_inputs): New pure virtual method.
7630 (Sized_incremental_binary::do_check_inputs): Declare.
7631 (Incremental_checker::Incremental_checker): Add incremental_inputs
7632 parameter, use it to initialize incremental_inputs_.
7633 (Incremental_checker::incremental_inputs_): New field.
7634 (Incremental_checker::command_line): New method.
7635 (Incremental_checker::inputs): New method.
7636 (Incremental_checker::command_line_): New field.
7638 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7640 * incremental.cc: Include <cstdarg> and "target-select.h".
7641 (vexplain_no_incremental): New function.
7642 (explain_no_incremental): New function.
7643 (Incremental_binary::error): New method.
7644 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7646 (make_sized_incremental_binary): New function.
7647 (open_incremental_binary): New function.
7648 (can_incrementally_link_file): Add checks if output is ELF and has
7650 * incremental.h: Include "elfcpp_file.h" and "output.h".
7651 (Incremental_binary): New class.
7652 (Sized_incremental_binary): New class.
7653 (open_incremental_binary): Declare.
7654 * object.cc (is_elf_object): Use
7655 elfcpp::Elf_recognizer::is_elf_file.
7656 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7657 * output.h (Output_file::filesize): New method.
7659 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7661 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7663 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7664 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7666 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7668 (Arm_relocate_functions::movw_abs_nc): New function.
7669 (Arm_relocate_functions::movt_abs): New function.
7670 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7671 (Arm_relocate_functions::thm_movt_abs): New function.
7672 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7673 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7674 (Scan::global): Likewise.
7675 (Relocate::relocate): Likewise.
7676 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7678 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7680 * arm.cc (Arm_relocate_functions::got_prel) New function.
7681 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7682 (Relocate::relocate): Likewise.
7683 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7685 2009-10-06 Ian Lance Taylor <iant@google.com>
7687 * options.h (class General_options): Define
7688 split_stack_adjust_size parameter.
7689 * object.h (class Object): Add uses_split_stack_ and
7690 has_no_split_stack_ fields. Add uses_split_stack and
7691 has_no_split_stack accessor functions. Declare
7692 handle_split_stack_section.
7693 (class Reloc_symbol_changes): Define.
7694 (class Sized_relobj): Define Function_offsets. Declare
7695 split_stack_adjust, split_stack_adjust_reltype, and
7697 * object.cc (Object::handle_split_stack_section): New function.
7698 (Sized_relobj::do_layout): Call handle_split_stack_section.
7699 * dynobj.cc (Sized_dynobj::do_layout): Call
7700 handle_split_stack_section.
7701 * reloc.cc (Sized_relobj::relocate_sections): Call
7702 split_stack_adjust for executable sections in split_stack
7703 objects. Pass reloc_map to relocate_section.
7704 (Sized_relobj::split_stack_adjust): New function.
7705 (Sized_relobj::split_stack_adjust_reltype): New function.
7706 (Sized_relobj::find_functions): New function.
7707 * target-reloc.h: Include "object.h".
7708 (relocate_section): Add reloc_symbol_changes parameter. Change
7710 * target.h (class Target): Add calls_non_split method. Declare
7711 do_calls_non_split virtual method. Declare match_view and
7713 * target.cc: Include "elfcpp.h".
7714 (Target::do_calls_non_split): New function.
7715 (Target::match_view): New function.
7716 (Target::set_view_to_nop): New function.
7717 * gold.cc (queue_middle_tasks): Give an error if mixing
7718 split-stack and non-split-stack objects with -r.
7719 * i386.cc (Target_i386::relocate_section): Add
7720 reloc_symbol_changes parameter.
7721 (Target_i386::do_calls_non_split): New function.
7722 * x86_64.cc (Target_x86_64::relocate_section): Add
7723 reloc_symbol_changes parameter.
7724 (Target_x86_64::do_calls_non_split): New function.
7725 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7727 * powerpc.cc (Target_powerpc::relocate_section): Add
7728 reloc_symbol_changes parameter.
7729 * sparc.cc (Target_sparc::relocate_section): Add
7730 reloc_symbol_changes parameter.
7731 * configure.ac: Call AM_CONDITIONAL for the default target.
7732 * configure: Rebuild.
7733 * testsuite/Makefile.am (TEST_AS): New variable.
7734 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7735 (check_DATA): Add split_i386 and split_x86_64 files.
7736 (SPLIT_DEFSYMS): Define.
7737 (split_i386_[1234n].o): New targets.
7738 (split_i386_[124]): New targets.
7739 (split_i386_[1234r].stdout): New targets.
7740 (split_x86_64_[1234n].o): New targets.
7741 (split_x86_64_[124]): New targets.
7742 (split_x86_64_[1234r].stdout): New targets.
7743 (MOSTLYCLEANFILES): Add new executables.
7744 * testsuite/split_i386.sh: New file.
7745 * testsuite/split_x86_64.sh: New file.
7746 * testsuite/split_i386_1.s: New file.
7747 * testsuite/split_i386_2.s: New file.
7748 * testsuite/split_i386_3.s: New file.
7749 * testsuite/split_i386_4.s: New file.
7750 * testsuite/split_i386_n.s: New file.
7751 * testsuite/split_x86_64_1.s: New file.
7752 * testsuite/split_x86_64_2.s: New file.
7753 * testsuite/split_x86_64_3.s: New file.
7754 * testsuite/split_x86_64_4.s: New file.
7755 * testsuite/split_x86_64_n.s: New file.
7756 * testsuite/testfile.cc (Target_test): Update relocation_section
7758 * testsuite/Makefile.in: Rebuild.
7760 2009-10-06 Ian Lance Taylor <iant@google.com>
7762 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7763 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7764 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7765 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7766 the address on ldo_addrs_.
7767 (Target_i386::Relocate::fix_up_ldo): New function.
7769 2009-10-06 Rafael Espindola <espindola@google.com>
7771 * plugin.cc (add_input_library): New.
7772 (Plugin::load): Add add_input_library to tv.
7773 (Plugin_manager::add_input_file): Add the is_lib argument.
7774 (add_input_file): Update call to Plugin_manager::add_input_file.
7775 (add_input_library): New.
7776 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7778 2009-09-30 Doug Kwan <dougkwan@google.com>
7780 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7781 symbol and call Symbol::may_need_copy_reloc to determine if
7782 a copy reloc is needed.
7783 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7784 nocopyreloc is given in command line.
7785 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7786 given in command line.
7787 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7788 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7789 of the removed Target_i386::may_need_copy_reloc.
7790 * options.h (copyreloc): New option with default value false.
7791 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7792 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7793 instead of the removed Target_powerpc::may_need_copy_reloc.
7794 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7795 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7796 instead of the removed Target_sparc::may_need_copy_reloc.
7797 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7798 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7799 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7800 instead of the removed Target_x86_64::may_need_copy_reloc.
7802 2009-09-30 Ian Lance Taylor <iant@google.com>
7804 * object.h (class Object): Remove target_ field, and target,
7805 sized_target, and set_target methods.
7806 (Object::sized_target): Remove.
7807 (class Sized_relobj): Update declarations. Remove sized_target.
7808 * object.cc (Sized_relobj::setup): Remove target parameter.
7810 (Input_objects::add_object): Don't do anything with the target.
7811 (make_elf_sized_object): Add punconfigured parameter. Change all
7812 callers. Set or test parameter target.
7813 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7815 * parameters.cc (Parameters::set_target): Change parameter type to
7817 (Parameters::default_target): Remove.
7818 (set_parameters_target): Change parameter type to be non-const.
7819 (parameters_force_valid_target): New function.
7820 (parameters_clear_target): New function.
7821 * parameters.h (class Parameters): Update declarations. Remove
7822 default_target method. Add sized_target and clear_target
7823 methods. Change target_ to be non-const.
7824 (set_parameters_target): Update declaration.
7825 (parameters_force_valid_target): Declare.
7826 (parameters_clear_target): Declare.
7827 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7828 as NULL if we aren't searching.
7829 (Add_symbols::run): Don't check for compatible target.
7830 * fileread.cc (Input_file::open_binary): Call
7831 parameters_force_valid_target.
7832 * gold.cc (queue_middle_tasks): Likewise.
7833 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7834 set_target on object.
7835 * dynobj.h (class Sized_dynobj): Update declarations.
7836 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7837 make_elf_object returns NULL.
7838 (Archive::include_member): Don't check whether object target is
7840 * output.cc (Output_section::add_input_section): Get target from
7842 (Output_section::relax_input_section): Likewise.
7843 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7845 (Sized_relobj::do_scan_relocs): Likewise.
7846 (Sized_relobj::relocate_sections): Likewise.
7847 * resolve.cc (Symbol_table::resolve): Likewise.
7848 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7849 parameter. Change all callers.
7850 (Symbol_table::add_from_object): Get target from parameters.
7851 (Symbol_table::add_from_relobj): Don't check object target.
7852 (Symbol_table::add_from_dynobj): Likewise.
7853 (Symbol_table::define_special_symbol): Get target from
7855 * symtab.h (class Symbol_table): Update declaration.
7856 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7857 parameter. Change all callers. Clear parameter target.
7858 (Binary_test): Test target here.
7859 * testsuite/object_unittest.cc (gold_testsuite): Remove
7860 target_test_pointer parameter. Change all callers.
7861 (Object_test): Test target here.
7863 2009-09-26 Ian Lance Taylor <iant@google.com>
7865 * testsuite/initpri1.c: Don't try to use constructor priorities if
7866 compiling with gcc before 4.3.
7868 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7870 * testsuite/retain_symbols_file_test.sh (check_present): Change
7871 output file name to retain_symbols_file_test.stdout.
7872 (check_absent): Likewise.
7874 2009-09-18 Craig Silverstein <csilvers@google.com>
7876 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7877 * options.cc: Include <cerrno> and <fstream>.
7878 (General_options::finalize): Parse -retain-symbols-file tag.
7879 * options.h: New flag.
7880 (General_options): New method should_retain_symbol, new
7881 variable symbols_to_retain.
7882 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7883 should_retain_symbol map.
7884 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7885 * testsuite/Makefile.in: Regenerate.
7886 * testsuite/retain_symbols_file_test.sh: New file.
7888 2009-09-18 Nick Clifton <nickc@redhat.com>
7890 * po/es.po: Updated Spanish translation.
7892 2009-09-17 Doug Kwan <dougkwan@google.com>
7894 * debug.h (DEBUG_RELAXATION): New constant.
7895 (DEBUG_ALL): Add DEBUG_RELAXATION.
7896 (debug_string_to_enum): Add relaxation debug option.
7898 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7899 Layout::Relaxation_debug_check::read_sections,
7900 Layout::Relaxation_debug_check::read_sections): New method definitions.
7901 (Layout::Layout): Initialize data members
7902 record_output_section_data_from_scrips_,
7903 script_output_section_data_list_ and relaxation_debug_check_.
7904 (Layout::save_segments, Layout::restore_segments,
7905 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7906 Layout::relaxation_loop_body): New method definitions.
7907 (Layout::finalize): Support relaxation. Move section layout code to
7908 Layout::relaxation_loop_body.
7909 (Layout::set_asection_address_from_script): Move code for orphan
7910 section placement out.
7911 (Layout::place_orphan_sections_in_script): New method definition.
7912 * layout.h (Output_segment_headers, Output_file_header):
7913 New forward class declarations.
7914 (Layout::~Layout): Define.
7915 (Layout::new_output_section_data_from_script): New method definition.
7916 (Layout::place_orphan_sections_in_script): New method declaration.
7917 (Layout::Segment_states): New type declaration.
7918 (Layout::save_segments, Layout::restore_segments,
7919 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7920 Layout::relaxation_loop_body): New method declarations.
7921 (Layout::Output_section_data_list): New type declaration.
7922 (Layout::Relaxation_debug_check): New class definition.
7923 (Layout::record_output_section_data_from_script_,
7924 Layout::script_output_section_data_list_, Layout::segment_states_,
7925 Layout::relaxation_debug_check_): New data members.
7926 * output.cc: (Output_section_headers::do_size): New method definition.
7927 (Output_section_headers::Output_section_headers): Move size
7928 computation to Output_section_headers::do_size.
7929 (Output_segment_headers::do_size): New method definition.
7930 (Output_file_header::Output_file_header): Move size computation to
7931 Output_file_header::do_size and call it.
7932 (Output_file_header::do_size): New method definition.
7933 (Output_data_group::Output_data_group): Adjust call to
7934 Output_section_data.
7935 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7936 (Output_symtab_xindex::do_write): Add array bound check.
7937 (Output_section::Input_section::print_to_mapfile): Handle
7938 RELAXED_INPUT_SECTION_CODE.
7939 (Output_section::Output_section): Initialize data member checkpoint_.
7940 (Output_section::~Output_section): Delete checkpoint object pointed
7942 (Output_section::add_input_section): Always add an Input_section if
7944 (Output_section::add_merge_input_section): Add assert.
7945 (Output_section::relax_input_section): New method definition.
7946 (Output_section::set_final_data_size): Set load address to zero for
7947 an unallocated section.
7948 (Output_section::do_address_and_file_offset_have_reset_values):
7949 New method definition.
7950 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7951 Handle relaxed input section.
7952 (Output_section::sort_attached_input_sections): Checkpoint input
7953 section list lazily.
7954 (Output_section::get_input_sections): Change type of input_sections to
7955 list of Simple_input_section pointers. Checkpoint input section list
7956 lazily. Also handle relaxed input sections.
7957 (Output_section::add_input_section_for_script): Take a reference to
7958 a Simple_input_section object instead of Relobj pointer and section
7959 index as parameter. Handle relaxed input sections.
7960 (Output_section::save_states, Output_section::restore_states): New
7962 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7963 (Output_data::is_data_size_fixed): New method definition.
7964 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7966 (Output_data::address_and_file_offset_have_reset_values): New method
7968 (Output_data::do_address_and_file_offset_have_reset_values): New method
7970 (Output_data::set_data_size): Check that data size is not fixed.
7971 (Output_data::fix_data_size): New method definition.
7972 (Output_data::is_data_size_fixed_): New data member.
7973 (Output_section_headers::set_final_data_size): New method definition.
7974 (Output_section_headers::do_size): New method declaration.
7975 (Output_segment_headers::set_final_data_size): New method definition.
7976 (Output_segment_headers::do_size): New method declaration.
7977 (Output_file_header::set_final_data_size)::New method definition.
7978 (Output_file_header::do_size)::New method declaration.
7979 (Output_section_data::Output_section_data): Add new parameter
7980 is_data_size_fixed and use it to fix data size.
7981 (Output_data_const::Output_data_const): Adjust call to base class
7982 constructor and fix data size.
7983 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7984 base class constructor and fix data size.
7985 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7986 base class constructor and fix data size.
7987 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7988 class constructor and fix data size.
7989 (Output_data_group::set_final_data_size): New method definition.
7990 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7991 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7992 class constructor and fix data size.
7993 (Output_relaxed_input_section): New class definition.
7994 (Output_section::Simple_input_section): New class definition.
7995 (Output_section::get_input_sections): Adjust parameter list.
7996 (Output_section::add_input_section_for_script): Same.
7997 (Output_section::save_states, Output_section::restore_states,
7998 Output_section::do_address_and_file_offset_have_reset_values,
7999 (Output_section::Input_section::Input_section): Handle
8000 RELAXED_INPUT_SECTION_CODE. Add new overload for
8001 Output_relaxed_input_section.
8002 (Output_section::Input_section::is_input_section,
8003 Output_section::Input_section::set_output_section): Handle relaxed
8005 (Output_section::Input_section::is_relaxed_input_section,
8006 Output_section::Input_section::output_section_data,
8007 Output_section::Input_section::relaxed_input_section): New method
8009 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8011 (Output_section::Input_section::u1_): Update comments.
8012 (Output_section::Input_section::u2_): Add new union member poris.
8013 (Output_section::Checkpoint_output_section): New classs definition.
8014 (Output_section::relax_input_section): New method declaration.
8015 (Output_section::checkpoint_): New data member.
8016 (Output_segment): Update comments.
8017 (Output_segment::Output_segment): Un-privatize copy constructor.
8018 (Output_segment::operator=): Un-privatize.
8019 * script-sections.cc (Output_section_element::Input_section_list):
8020 Change element type to Output_section::Simple_input_section.
8021 (Output_section_element_dot_assignment::set_section_addresses):
8022 Register output section data for relaxation clean up.
8023 (Output_data_exression::Output_data_expression): Adjust call to base
8024 constructor to fix data size.
8025 (Output_section_element_data::set_section_addresses): Register
8026 Output_data_expression object for relaxation clean up.
8027 (struct Input_section_info): Replace Relobj pointer and section index
8028 pair with Output_section::Simple_input_section and Convert struct to a
8030 (Input_section_sorter::operator()): Adjust access to
8031 Input_section_info data member to use accessors.
8032 (Output_section_element_input::set_section_addresses): Use layout
8033 parameter. Adjust code to use Output_section::Simple_input_section
8034 and Input_secction_info classes. Register filler for relaxation
8036 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8037 and section index pair with Output_section::Simple_input_section
8038 class. Adjust code accordingly.
8039 (Phdrs_element::release_segment): New method definition.
8040 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8042 (Script_sections::release_segments): New method definition.
8043 * gold/script-sections.h (Script_sections::release_segments): New
8045 * gold/target.h (Target::may_relax, Target::relax,
8046 Target::do_may_relax, Target::do_relax): New method definitions.
8048 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8050 * arm.cc (has_signed_unsigned_overflow): New function.
8051 (Arm_relocate_functions::abs8): New function.
8052 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8053 (Target_arm::Scan::global): Likewise.
8054 (Target_arm::relocate::relocate): Likewise.
8055 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8058 2009-09-16 Cary Coutant <ccoutant@google.com>
8060 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8061 * testsuite/Makefile.in: Regenerate.
8063 2009-09-11 Nick Clifton <nickc@redhat.com>
8065 * po/gold.pot: Updated by the Translation project.
8067 2009-09-08 Cary Coutant <ccoutant@google.com>
8069 * output.cc (Output_file::open): Add execute permission to empty file.
8070 * testsuite/Makefile.am (permission_test): New test.
8071 * testsuite/Makefile.in: Regenerate.
8073 2009-09-02 Ian Lance Taylor <iant@google.com>
8075 * output.cc (Output_file::resize): Call map_no_anonymous rather
8078 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8080 * gold.cc: Include "incremental.h".
8081 (queue_initial_tasks): Call Incremental_checker methods.
8082 * incremental.cc: Include "output.h".
8083 (Incremental_checker::can_incrementally_link_output_file): New
8085 * incremental.h (Incremental_checker): New class.
8087 * output.cc (Output_file::open_for_modification): New method.
8088 (Output_file::map_anonymous): Changed return type to bool. Record
8090 (Output_file::map_no_anonymous): New method, broken out of map.
8091 (Output_file::map): Use map_no_anonymous and map_anonymous.
8092 * output.h (class Output_file): Update declarations.
8094 2009-08-24 Cary Coutant <ccoutant@google.com>
8096 * options.h (Command_line::Pre_options): New class.
8097 (Command_line::pre_options): New member.
8098 * options.cc (gold::options::ready_to_register): New variable.
8099 (One_option::register_option): Do nothing if not registering options.
8100 Assert if same short option registered twice.
8101 (General_options::General_options): Turn off option registration when
8103 (Command_line::Pre_options::Pre_options): New constructor.
8105 2009-08-24 Cary Coutant <ccoutant@google.com>
8107 * options.h (General_options::no_keep_memory): Remove incorrect
8110 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8112 * Makefile.am (am__skiplex, am__skipyacc): New.
8113 * Makefile.in: Regenerate.
8115 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8117 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8118 (INCLUDES): ... this.
8119 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8120 (AM_CPPFLAGS): Renamed from ...
8121 (INCLUDE): ... this.
8122 * Makefile.in, testsuite/Makefile.in: Regenerate.
8124 * Makefile.in: Regenerate.
8125 * aclocal.m4: Likewise.
8126 * config.in: Likewise.
8127 * configure: Likewise.
8128 * testsuite/Makefile.in: Likewise.
8130 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8131 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8132 * Makefile.in: Regenerate.
8133 * testsuite/Makefile.in: Regenerate.
8135 2009-08-19 Cary Coutant <ccoutant@google.com>
8137 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8138 symbols in shared libraries overridden by hidden or internal symbols
8139 in the main program.
8141 2009-08-19 Chris Demetriou <cgd@google.com>
8143 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8144 checking source file names in error messages.
8146 2009-08-18 Doug Kwan <dougkwan@google.com>
8148 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8149 an elcpp::Ehdr as parameter. Adjust call to set_target.
8150 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8151 an elfcpp::Ehdr as parameter.
8152 * object.cc (Object::set_target): Remove the version that looks up
8153 a target and sets it.
8154 (Sized_relobj::setup): Take a Target object instead of
8155 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8156 (make_elf_sized_object): Find target and ask target to
8158 * object.h: (Object::set_target): Remove the version that looks up
8159 a target and sets it.
8160 (Sized_relobj::setup): Take a Target object instead of
8161 an elfcpp:Ehdr as parameter.
8162 * target.cc: Include dynobj.h.
8163 (Target::do_make_elf_object_implementation): New.
8164 (Target::do_make_elf_object): New.
8165 * target.h (Target::make_elf_object): New template declaration.
8166 (Target::do_make_elf_object): New method declarations.
8167 (Target::do_make_elf_object_implementation): New template declaration.
8169 2009-08-14 Ian Lance Taylor <iant@google.com>
8171 * gold.h (FUNCTION_NAME): Define.
8172 (gold_unreachable): Use FUNCTION_NAME.
8174 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8176 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8177 symbol in the --keep-unique list is not found.
8179 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8181 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8182 been maked as --keep-unique.
8183 (Icf::unfold_section): New function.
8184 * icf.h (Icf::unfold_section): New function.
8185 * options.h (General_options::keep_unique): New option.
8186 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8187 * testsuite/Makefile.in: Regenerate.
8188 * testsuite/icf_keep_unique_test.sh: New file.
8189 * testsuite/icf_keep_unique_test.cc: New file.
8191 2009-08-12 Cary Coutant <ccoutant@google.com>
8194 * resolve.cc (Symbol_table::resolve): Check for references from
8195 dynamic objects to hidden and internal symbols.
8196 * testsuite/Makefile.am (hidden_test.sh): New test.
8197 * testsuite/Makefile.in: Regenerate.
8198 * testsuite/hidden_test.sh: New script.
8199 * testsuite/hidden_test_1.c: New test source.
8200 * testsuite/hidden_test_main.c: New test source.
8202 2009-08-11 Doug Kwan <dougkwan@google.com>
8204 * arm.cc: Update comments.
8205 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8206 segment to locate the .ARM.exidx section if present.
8208 2009-08-09 Doug Kwan <dougkwan@google.com>
8210 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8213 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8214 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8217 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8219 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8220 valid tls_segment only for non-debug-section relocations.
8221 * testsuite/Makefile.am: Add gc_tls_test.
8222 * testsuite/Makefile.in: Regenerate.
8223 * testsuite/gc_tls_test.cc: New file.
8224 * testsuite/gc_tls_test.sh: New file.
8226 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8230 * Makefile.am (CCFILES): Add icf.cc.
8232 * Makefile.in: Regenerate.
8233 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8234 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8235 section, symbol and addend information for the relocs.
8236 * gold.cc (queue_middle_tasks): Call identical code folding.
8237 * gold.h: Add defines for multimap.
8238 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8239 to the call of finalize_local_symbols.
8240 * main.cc (main): Create object of class Icf.
8241 * object.cc (Sized_relobj::do_layout): Allow this function to be
8242 called twice during icf.
8243 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8244 to sections marked as identical by icf.
8245 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8247 (Sized_relobj::do_section_entsize): New function.
8248 * object.h (Object::section_entsize): New function.
8249 (Object::do_section_entsize): New pure virtual function.
8250 (Relobj::finalize_local_symbols): Add new parameter.
8251 (Relobj::do_section_entsize): New function.
8252 * options.h (General_options::icf): New option.
8253 (General_options::icf_iterations): New option.
8254 (General_options::print_icf_sections): New option.
8255 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8256 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8257 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8259 * symtab.cc (Symbol_table::is_section_folded): New function.
8260 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8261 to sections marked as identical by icf.
8262 * symtab.h (Symbol_table::set_icf): New function.
8263 (Symbol_table::icf): New function.
8264 (Symbol_table::is_section_folded): New function.
8265 (Symbol_table::icf_): New data member.
8266 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8267 * testsuite/Makefile.am: Add commands to build icf_test.
8268 * testsuite/Makefile.in: Regenerate.
8269 * testsuite/icf_test.sh: New file.
8270 * testsuite/icf_test.cc: New file.
8272 2009-07-24 Chris Demetriou <cgd@google.com>
8274 * layout.cc (is_compressible_debug_section): Fix incorrect
8275 comment about compressed section names.
8277 2009-07-20 Ian Lance Taylor <ian@airs.com>
8280 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8282 2009-07-16 Ian Lance Taylor <iant@google.com>
8285 * layout.h: #include <map>.
8286 (class Kept_section): Change from struct to class. Add accessors
8287 and setters. Add section size to Comdat_group mapping. Change
8288 Comdat_group to std::map. Add is_comdat_ field. Add
8289 linkonce_size field in union.
8290 (class Layout): Update declaration of find_or_add_kept_section.
8291 Don't declare find_kept_object.
8292 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8293 parameter. Add object, shndx, is_comdat, and is_group_name
8294 parameters. Change all callers. Adjust for new Kept_section.
8295 (Layout::find_kept_object): Remove.
8296 * object.cc (Sized_relobj::include_section_group): Update use of
8297 Kept_section. Rename secnum to shndx. Only record
8298 Kept_comdat_section if sections are the same size.
8299 (Sized_relobj::include_linkonce_section): Update use of
8300 Kept_section. Only record Kept_comdat_section if sections are the
8301 same size. Set size of linkonce section.
8302 (Sized_relobj::map_to_kept_section): Update call to
8303 get_kept_comdat_section.
8304 * object.h (class Sized_relobj): Rename fields in
8305 Kept_comdat_section to drop trailing underscores; change object
8306 field to Relobj*. Change Kept_comdat_section_table to store
8307 struct rather than pointer.
8308 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8309 Add kept_object and kept_shndx parameters. Change all callers.
8310 (Sized_relobj::get_kept_comdat_section): Change return type to
8311 bool. Add kept_object and kept_shndx parameters. Change all
8313 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8314 Layout::find_or_add_kept_section.
8316 2009-07-09 Ian Lance Taylor <iant@google.com>
8318 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8319 Reserve space in the hash table.
8321 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8323 * fileread.cc (File_read::get_mtime): New method.
8324 * fileread.h (Timespec): New structure.
8325 (File_read::get_mtime): New method.
8326 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8327 Renamed from timestamp_nsec.
8328 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8330 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8332 (Incremental_inputs::report_archive): Save mtime; style fix.
8333 (Incremental_inputs::report_obejct): Save mtime; style fix.
8334 (Incremental_inputs::report_script): Save mtime; style fix.
8335 (Incremental_inputs::finalize_inputs): Style fix.
8336 (Incremental_inputs::finalize): Style fix.
8337 (Incremental_inputs::create_input_section_data): Store inputs
8339 * incremental.h (Incremental_inputs::report_script): Add mtime
8341 (Incremental_inputs::Input_info::Input_info): Intialize only one
8343 (Incremental_inputs::Input_info::archive): Move to nameless
8345 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8346 (Incremental_inputs::Input_info::script): Move to nameless union.
8347 (Incremental_inputs::mtime): New field.
8348 * script.cc (read_input_script): Pass file mtime to
8350 * script.h (Script_info::inputs): Style fix.
8352 2009-07-01 Ian Lance Taylor <ian@airs.com>
8354 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8357 2009-06-24 Ian Lance Taylor <iant@google.com>
8360 * layout.cc (Layout::choose_output_section): If we find an
8361 existing section, update the flags.
8362 (Layout::create_notes): New function, broken out of
8364 (Layout::finalize): Don't create note sections.
8365 (Layout::create_note): Don't crash if linker script discards
8367 (Layout::create_gold_note): Likewise.
8368 (Layout::create_build_id): Likewise. Don't set
8369 after_input_sections on the section.
8370 (Layout::create_executable_stack_info): Remove target parameter.
8372 * layout.h (class Layout): Declare create_notes. Update
8373 declaration of create_executable_stack_info.
8374 * gold.cc (queue_middle_tasks): Call create_notes.
8375 * output.cc (Output_section::update_flags_for_input_section): Move
8376 here from output.h. If SHF_ALLOC flag is newly set, mark address
8378 * output.h (Output_data::mark_address_invalid): New function.
8379 (class Output_section): Only declare, not define,
8380 update_flags_for_input_section. Remove set_flags.
8382 2009-06-24 Ian Lance Taylor <iant@google.com>
8384 * script-sections.cc (Output_section_definition::
8385 set_section_addresses): Rename shadowing local load_address to
8388 2009-06-24 Ian Lance Taylor <iant@google.com>
8391 * reloc.cc (relocate_sections): Skip empty relocation sections.
8393 2009-06-23 Ian Lance Taylor <iant@google.com>
8396 * layout.cc (Layout::create_note): Use choose_output_section
8397 rather than make_output_section.
8399 2009-06-23 Ian Lance Taylor <iant@google.com>
8402 * options.cc (General_options::parse_V): Set printed_version_.
8403 (General_options::General_options): Initialize printed_version_.
8404 * options.h (class General_options): Add printed_version_ field.
8405 * gold.cc (queue_initial_tasks): If there are no input files,
8406 don't give a fatal error if we printed the version information.
8407 (queue_middle_tasks): If using -r with a shared object, give a
8408 fatal error rather than an ordinary error.
8410 2009-06-23 Ian Lance Taylor <iant@google.com>
8413 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8414 (Layout::make_output_section): Set have_stabstr_section_ if we see
8415 a .stab*str section.
8416 (Layout::finalize): Call link_stabs_sections.
8417 (Layout::link_stabs_sections): New file.
8418 * layout.h (class Layout): Add have_stabstr_section_ field.
8419 Declare link_stabs_sections.
8421 2009-06-23 Doug Kwan <dougkwan@google.com>
8423 * Makefile.am (libgold_a_LIBADD): New.
8424 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8425 * Makefile.in: Regenerate.
8426 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8427 * configure: Regenerate.
8428 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8429 * fileread.cc: Include sys/state.h
8430 * gold.h: Declare memmem and strndup if found missing.
8431 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8433 2009-06-23 Ian Lance Taylor <iant@google.com>
8435 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8436 * configure: Rebuild.
8438 2009-06-23 Ian Lance Taylor <iant@google.com>
8441 * object.cc (Object::section_contents): Don't try to get a view if
8442 the section has length zero.
8443 (Object::handle_gnu_warning_section): If the section is empty, use
8444 the name of the section as the warning.
8446 2009-06-23 Ian Lance Taylor <iant@google.com>
8449 * stringpool.h (class Stringpool_template): Add optimize_ field.
8450 (Stringpool_template::set_optimize): New function.
8451 * stringpool.cc (Stringpool_template::Stringpool_template):
8452 Initialize optimize_ field.
8453 (Stringpool_template::set_string_offsets): Test local optimize
8454 fild rather than parameter.
8455 * layout.cc (Layout::Layout): Call set_optimize on the section
8458 2009-06-22 Ian Lance Taylor <iant@google.com>
8461 * yyscript.y: Parse TARGET.
8462 * script.cc (script_set_target): New function.
8463 * script-c.h (script_set_target): Declare.
8464 * options.cc (General_options::string_to_object_format): Rename
8465 from string_to_object_format in anonymous namespace. Change
8467 * options.h (class General_options): Declare
8468 string_to_object_format.
8470 2009-06-22 Ian Lance Taylor <iant@google.com>
8472 * script-sections.cc (Script_sections::create_segments): Don't put
8473 program headers in a PT_LOAD segment if -n or -N.
8475 2009-06-22 Ian Lance Taylor <iant@google.com>
8478 * options.h (class General_options): Add -z lazy and -z now. Sort
8479 -z options into alphabetical order.
8480 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8482 2009-06-21 Ian Lance Taylor <iant@google.com>
8484 * layout.cc (Layout::make_output_section): Call
8485 Target::new_output_section.
8486 (Layout::attach_allocated_section_to_segment): Put large section
8487 sections in a separate load segment with the large segment flag
8489 (Layout::segment_precedes): Sort large data segments after other
8491 (align_file_offset): New static function.
8492 (Layout::set_segment_offsets): Use align_file_offset.
8493 * output.h (class Output_section): Add is_small_section_ and
8494 is_large_section_ fields.
8495 (Output_section::is_small_section): New function.
8496 (Output_section::set_is_small_section): New function.
8497 (Output_section::is_large_section): New function.
8498 (Output_section::set_is_large_section): New function.
8499 (Output_section::is_large_data_section): New function.
8500 (class Output_segment): Add is_large_data_segment_ field.
8501 (Output_segment::is_large_data_segment): New function.
8502 (Output_segment::set_is_large_data_segment): New function.
8503 * output.cc (Output_section::Output_section): Initialize new
8505 (Output_segment::Output_segment): Likewise.
8506 (Output_segment::add_output_section): Add assertion that large
8507 data sections always go in large data segments. Force small data
8508 sections to the end of the list of data sections. Force small BSS
8509 sections to the start of the list of BSS sections. For large BSS
8510 sections to the end of the list of BSS sections.
8511 * symtab.h (class Symbol): Declare is_common_shndx.
8512 (Symbol::is_defined): Check Symbol::is_common_shndx.
8513 (Symbol::is_common): Likewise.
8514 (class Symbol_table): Define enum Commons_section_type. Update
8515 declarations. Add small_commons_ and large_commons_ fields.
8516 * symtab.cc (Symbol::is_common_shndx): New function.
8517 (Symbol_table::Symbol_table): Initialize new fields.
8518 (Symbol_table::add_from_object): Put small and large common
8519 symbols in the right list.
8520 (Symbol_table::sized_finalized_symbol): Check
8521 Symbol::is_common_shndx.
8522 (Symbol_table::sized_write_globals): Likewise.
8523 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8524 common symbol lists. Don't call do_allocate_commons_list if the
8526 (Symbol_table::do_allocate_commons_list): Remove is_tls
8527 parameter. Add comons_section_type parameter. Change all
8528 callers. Handle small and large common symbols.
8529 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8530 Symbol::is_common_shndx.
8531 * resolve.cc (symbol_to_bits): Likewise.
8532 * target.h (Target::small_common_shndx): New function.
8533 (Target::small_common_section_flags): New function.
8534 (Target::large_common_shndx): New function.
8535 (Target::large_common_section_flags): New function.
8536 (Target::new_output_section): New function.
8537 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8538 small_common_section_flags, and large_common_section_flags
8540 (Target::do_new_output_section): New virtual function.
8541 * arm.cc (Target_arm::arm_info): Initialize new fields.
8542 * i386.cc (Target_i386::i386_info): Likewise.
8543 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8545 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8546 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8547 (Target_x86_64::do_new_output_section): New function.
8548 * configure.ac: Define conditional MCMODEL_MEDIUM.
8549 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8550 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8551 (large_LDFLAGS): Define.
8552 * testsuite/large.c: New file.
8553 * testsuite/testfile.cc (Target_test::test_target_info):
8554 Initialize new fields.
8555 * configure, testsuite/Makefile.in: Rebuild.
8557 2009-06-05 Doug Kwan <dougkwan@google.com>
8559 * Makefile.am (CCFILES): Add target.cc.
8560 * Makefile.in: Regenerate.
8561 * i386.cc (class Target_i386): Define new virtual method to
8562 override do_is_local_label_name in parent.
8563 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8564 local symbols if --discard-locals or -X is given.
8565 * options.h (class General_options): Declare new options
8566 '--discard-locals' and '-X' for discarding locals.
8567 * target.h (class Target): Define new methods is_local_label_name.
8568 Declare new virtual method do_is_local_label_name.
8569 * target.cc: New file.
8570 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8571 (check_SCRIPTS): Add discard_locals_test.sh.
8572 (check_DATA): Add discard_local_tests.syms.
8573 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8574 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8575 * testsuite/Makefile.in: Regenerate.
8576 * testsuite/discard_locals_test.c: New file.
8577 * testsuite/discard_locals_test.sh: Same.
8579 2009-06-05 Doug Kwan <dougkwan@google.com>
8581 * object.cc (Sized_relobj::Sized_relobj): Initialize
8582 discarded_eh_frame_shndx_ to -1U.
8583 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8585 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8586 a discarded .eh_frame section.
8587 (Sized_relobj::do_finalize_local_symbols): Ditto.
8588 * object.h (class Sized_relobj): Declare new member
8589 discarded_eh_frame_shndx_.
8590 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8591 (local_labels_test.o, local_labels_test): New rules.
8592 * testsuite/Makefile.in: Regenerate.
8594 2009-06-04 Doug Kwan <dougkwan@google.com>
8596 * layout.cc (Layout::section_name_mapping): Add mapping for
8597 special ARM sections.
8599 2009-06-03 Doug Kwan <dougkwan@google.com>
8601 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8602 (utils::has_overflow): Same.
8604 2009-06-03 Ian Lance Taylor <iant@google.com>
8606 * layout.cc (Layout::section_name_mapping): New array, replacing
8607 Layout::linkonce_mapping.
8608 (Layout::section_name_mapping_count): New variable, replacing
8609 Layout::linkonce_mapping_count.
8610 (Layout::linkonce_output_name): Remove.
8611 (Layout::output_section_name): Rewrite.
8612 * layout.h (class Layout): Rename Linkonce_mapping to
8613 Section_name_mapping, linkonce_mapping to section_name_mapping,
8614 linkonce_mapping_count to section_name_mapping_count. Don't
8615 declare linkonce_output_name.
8617 2009-06-03 Doug Kwan <dougkwan@google.com>
8619 * gold/arm.cc (namespace utils): New.
8620 (Target_arm::reloc_is_non_pic): Define new method.
8621 (class Arm_relocate_functions): New.
8622 (Target_arm::Relocate::relocate): Handle relocation types used by
8625 2009-06-03 Ian Lance Taylor <iant@google.com>
8627 * arm.cc (Target_arm::scan::global): Use || instead of |.
8629 2009-06-02 Doug Kwan <dougkwan@google.com>
8631 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8632 issued_non_pic_error_.
8633 (class Target_arm::Scan): Declare new method check_non_pic.
8634 Define new method symbol_needs_plt_entry.
8635 Declare new data member issued_non_pic_error_.
8636 (class Target_arm::Relocate): Declare new method
8637 should_apply_static_reloc.
8638 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8639 (Target_arm::Scan::check_non_pic): Define new method.
8640 (Target_arm::Scan::local): Handle a small subset of reloc types used
8642 (Target_arm::Scan::local): Same.
8643 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8645 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8647 * incremental.cc (Incremental_inputs::report_command_line): Filter
8648 out --incremental-* options.
8650 2009-05-29 Doug Kwan <dougkwan@google.com>
8652 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8654 (class Target_arm): Update comment.
8655 (Target_arm::Target_arm): Initialize new data members GOT_,
8656 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8657 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8658 and Target_arm::rel_dyn_section.
8659 Declare new_enum Target_arm::Got_type.
8660 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8662 Update commments for member do_dynsym_value.
8663 (Target_arm::got_size, Target_arm::plt_section,
8664 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8665 new methods inside class defintion.
8666 (Target_arm::got_section): Define new method.
8667 (Target_arm::rel_dyn_section): Same.
8668 (Output_data_plt_arm): New template class.
8669 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8670 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8671 (Output_data_plt_arm::add_entry): Same.
8672 (Output_data_plt_arm::first_plt_entry): Define new
8673 static data member for PLT instruction template.
8674 (Output_data_plt_arm::plt_entry): Same.
8675 (Output_data_plt_arm::do_write): Define new method.
8676 (Target_arm::make_plt_entry): Same.
8677 (Target_arm::do_finalize_sections): Same.
8678 (Target_arm::do_dynsym_value): Same.
8680 2009-05-28 Doug Kwan <dougkwan@google.com>
8682 * Makefile.am (TARGETSOURCES): Add arm.cc.
8683 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8684 * Makefile.in: Regenerate.
8686 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8688 2009-05-26 Doug Kwan <dougkwan@google.com>
8690 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8691 (General_options::check_excluded_libs): Strip off directories in
8692 archive name before matching like GNU ld does.
8693 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8694 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8695 (exclude_libs_test_LDFLAGS): Add linker option
8696 -Wl,--exclude-libs,libexclude_libs_test_3
8697 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8698 an explicit archive without using -l.
8699 (alt/libexclude_libs_test_3.a): New make rule.
8700 * testsuite/Makefile.in: Regenerate.
8701 * testsuite/exclude_libs_test.c : Declare lib3_default().
8703 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8704 * exclude_libs_test_3.c: New file.
8706 2009-05-26 Nick Clifton <nickc@redhat.com>
8708 * po/id.po: New Indonesian translation.
8709 * po/gold.pot: Updated template file.
8711 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8713 * testsuite/Makefile.am: Add -ffunction-sections to compile
8714 gc_comdat_test files. Add -Wl,--gc-sections to build
8716 * testsuite/Makefile.in: Regenerate.
8717 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8719 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8721 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8722 kept comdat section was garbage collected.
8723 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8724 * testsuite/Makefile.in: Regenerate.
8725 * testsuite/gc_comdat_test.sh: New file.
8726 * testsuite/gc_comdat_test_1.cc: New file.
8727 * testsuite/gc_comdat_test_2.cc: New file.
8729 2009-05-19 Doug Kwan <dougkwan@google.com>
8731 * archive.cc (Archive::Archive): Move constructor from archive.h
8732 to here. Initialize no_export_.
8733 (Archive::get_elf_object_for_member): Set no_export flag of object.
8734 * archive.h (Archive::Archive): Move constructor body to
8736 (Archive::no_export): New method.
8737 (Archive::no_export_): New field.
8738 * object.h (Object::Object): Initialize no_export_ to false.
8739 (Object::no_export, Object::set_no_export): New methods.
8740 (Object::no_export_): New field.
8741 * options.cc (General_options::parse_exclude_libs): New method.
8742 (General_options::check_excluded_libs) Same.
8743 * options.h (exclude_libs): New option.
8744 (General_options::check_excluded_libs): New method declaration.
8745 (General_options::excluded_libs_): New field.
8746 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8747 default or protected visibility if an object has no-export flag set.
8748 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8749 (check_SCRIPTS): Add exclude_libs_test.sh.
8750 (check_DATA): Add exclude_libs_test.syms.
8751 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8752 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8753 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8754 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8755 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8756 libexclude_libs_test_2.a): New rules.
8757 * testsuite/Makefile.in: Regenerate.
8758 * testsuite/exclude_libs_test.c: New file.
8759 * testsuite/exclude_libs_test.sh: Ditto.
8760 * testsuite/exclude_libs_test_1.c: Ditto.
8761 * testsuite/exclude_libs_test_2.c: Ditto.
8763 2009-05-15 Ian Lance Taylor <iant@google.com>
8765 * configure.ac: Check for declarations for cases where libiberty.h
8766 checks HAVE_DECL_xxx.
8767 * configure, config.in: Rebuild.
8769 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8771 * gold.h (Incremental_argument_list): Remove (invalid) forward
8773 * incremental.cc (Incremental_inputs::report_achive): New method.
8774 (Incremental_inputs::report_object): New method.
8775 (Incremental_inputs::report_script): New method.
8776 (Incremental_inputs::finalize_inputs): New method.
8777 (Incremental_inputs::finalize): Call finalize_inputs().
8778 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8779 Create inputs entries.
8780 * incremental.h (Incremental_input_type): New enum.
8781 (Incremental_inputs::Incremental_input): Initialize new fields.
8782 (Incremental_inputs::report_inputs): New method.
8783 (Incremental_inputs::report_achive): New method.
8784 (Incremental_inputs::report_object): New method.
8785 (Incremental_inputs::report_script): New method.
8786 (Incremental_inputs::finalize_inputs): New method.
8787 (Incremental_inputs::Input_info): New struct.
8788 (Incremental_inputs::Input_info_map): New typedef.
8789 (Incremental_inputs::lock_): New field.
8790 (Incremental_inputs::Inputs_): New field.
8791 (Incremental_inputs::Inputs_map): New field.
8792 * main.cc (main): Call Incremental_input::report_inputs.
8793 * options.h (Input_argument_list): Typedef moved from
8795 (Input_file_group::Files): Remove, use ::Input_argument_list.
8796 (Input_file_group::Input_argument_list): Remove, use
8797 ::Input_argument_list.
8798 * plugin.cc (Plugin_manager::add_input_file): Add error in
8800 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8802 * script.cc (read_input_script): Call
8803 Incremental_input::report_script.
8804 * script.h (Script_info): New class.
8806 2009-04-27 Ian Lance Taylor <iant@google.com>
8808 * x86_64.cc (do_adjust_output_section): Set entsize to
8811 2009-04-23 Elliott Hughes <enh@google.com>
8813 * output.cc (Output_file::close): After short writes, continue
8814 writing from the correct offset in the buffer being written.
8816 2009-04-23 Chris Demetriou <cgd@google.com>
8818 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8819 * configure: Regenerate.
8820 * config.in: Regenerate.
8821 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8822 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8824 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8826 * incremental.cc (Incremental_inputs_header_data): Renamed from
8827 Incremental_input_header_data.
8828 (Incremental_inputs_header_data::data_size): New field.
8829 (Incremental_inputs_header_data::put_input_file_count): Renamed
8830 from input_file_count.
8831 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8832 from command_line_offset.
8833 (Incremental_inputs_header_data::put_reserved): Renamed from
8835 (Incremental_inputs_entry_data): Renamed from
8836 Incremental_input_entry_data.
8837 (Incremental_inputs_entry_data::data_size): New field.
8838 (Incremental_inputs::report_command_line): New method.
8839 (Incremental_inputs::finalize): New method.
8840 (Incremental_inputs::create_incremental_inputs_data): New method.
8841 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8842 * incremental.h: New file.
8843 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8844 (Layout::finalize): Create incremental inputs section in
8846 (Layout::create_incremental_info_sections): New method.
8847 * layout.h (Layout::incremental_inputs): New method.
8848 (Layout::create_incremental_info_sections): New method.
8849 (Layout::incremental_inputs_): New field.
8850 * main.cc (main): Notify Incremental_input of the command line.
8852 2009-04-01 Ian Lance Taylor <iant@google.com>
8853 Mikolaj Zalewski <mikolajz@google.com>
8855 * gold.h (reserve_unordered_map): Define, three versions, one for
8856 each version of Unordered_map.
8857 * layout.cc (Layout::Layout): Remove options parameter. Add
8858 number_of_input_files parameter. Don't initialize options_.
8859 Initialize number_of_input_files_ and resized_signatures_. Move
8860 sections_are_attached_.
8861 (Layout::layout_group): Reserve space for group_signatures_.
8862 (Layout::find_or_add_kept_section): Change name parameter to be a
8863 reference. Resize signatures_ map when it gets large enough.
8864 (Layout::layout_eh_frame): Use parameters->options() instead of
8866 (Layout::make_output_section): Likewise.
8867 (Layout::attach_allocated_section_to_segment): Likewise.
8868 (Layout::finalize, Layout::create_executable_stack): Likewise.
8869 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8870 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8871 * layout.h (class Layout): Update declarations. Remove options_
8872 field. Add number_of_input_files_ and resized_signatures_
8873 fields. Move sections_are_attached_ field.
8874 * main.cc (main): Pass number of input files to Layout
8875 constructor. Don't pass options.
8877 2009-03-30 Ian Lance Taylor <iant@google.com>
8879 * ffsll.c (ffsll): Correct implementation.
8881 2009-03-27 Ian Lance Taylor <iant@google.com>
8883 * ffsll.c: New file.
8884 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8885 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8886 * ftruncate.c (ftruncate): Declare before definition.
8887 * mremap.c (mremap): Likewise.
8888 * pread.c (pread): Likewise.
8889 * configure, Makefile.in, config.in: Rebuild.
8891 * mremap.c: New file.
8892 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8893 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8894 (mremap): Declare if HAVE_MREMAP is not defined.
8895 * configure, Makefile.in, config.in: Rebuild.
8897 2009-03-27 Cary Coutant <ccoutant@google.com>
8899 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8900 position independent.
8901 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8902 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8904 2009-03-24 Cary Coutant <ccoutant@google.com>
8906 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8908 (needs_dynamic_reloc): Likewise.
8910 2009-03-24 Ian Lance Taylor <iant@google.com>
8912 * yyscript.y (file_cmd): Recognize EXTERN.
8913 (extern_name_list, extern_name_list_body): New nonterminals.
8914 * script.cc (script_add_extern): Define.
8915 * script-c.h (script_add_extern): Declare.
8917 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8919 * object.cc (is_elf_object): Define.
8920 * object.h (is_elf_object): Declare.
8921 * archive.cc (Archive::get_elf_object_for_member): Call
8923 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8925 2009-03-24 Elliott Hughes <enh@google.com>
8927 * output.cc (Output_file::map_anonymous): Define.
8928 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8929 try an anonymous one. Report the size if the mmap fails.
8930 * output.h (class Output_file): Declare map_anonymous.
8932 2009-03-24 Ian Lance Taylor <iant@google.com>
8934 * target-select.cc (instantiate_target): Don't acquire the lock if
8935 the instantiated_target_ field has already been set.
8937 2009-03-23 Ian Lance Taylor <iant@google.com>
8939 * gold-threads.h (class Initialize_lock): Define.
8940 * gold-threads.cc (class Initialize_lock_once): Define.
8941 (initialize_lock_control): New static variable.
8942 (initialize_lock_pointer): New static variable.
8943 (initialize_lock_once): New static function.
8944 (Initialize_lock::Initialize_lock): Define.
8945 (Initialize_lock::initialize): Define.
8946 * target-select.h: Include "gold-threads.h".
8947 (class Target_selector): Add lock_ and initialize_lock_ fields.
8948 Don't define instantiate_target, just declare it.
8949 * target-select.cc (Target_selector::Target_selector): Initialize
8951 (Target_selector::instantiate_target): Define.
8952 * descriptors.h: Include "gold-threads.h".
8953 (class Descriptors): Add initialize_lock_ field.
8954 * descriptors.cc (Descriptors::Descriptors): Initialize new
8956 (Descriptors::open): Use initialize_lock_ field
8957 * errors.h (class Errors): Add initialize_lock_ field.
8958 * errors.cc (Errors::Errors): Initialize new field.
8959 (Errors::initialize_lock): Use initialize_lock_ field.
8960 * powerpc.cc (class Target_selector_powerpc): Remove
8961 instantiated_target_ field. In do_recognize call
8962 instantiate_target rather than do_instantiate_target. In
8963 do_instantiate_target just allocate a new target.
8964 * sparc.cc (class Target_selector_sparc): Likewise.
8966 * freebsd.h: New file.
8967 * i386.cc: Include "freebsd.h".
8968 (Target_i386): Derive from Target_freebsd rather than
8970 (Target_selector_i386): Derive from Target_selector_freebsd rather
8971 than Target_selector.
8972 * x86_64.cc: Include "freebsd.h".
8973 (Target_x86_64): Derive from Target_freebsd rather than
8975 (Target_selector_x86_64): Derive from Target_selector_freebsd
8976 rather than Target_selector.
8977 * target.h (class Target): Add adjust_elf_header and
8978 do_adjust_elf_header.
8979 * output.cc (Output_file_header:: do_sized_write): Call target
8980 adjust_elf_header routine.
8981 * configure.tgt: Set targ_osabi.
8982 * configure.ac: Define GOLD_DEFAULT_OSABI.
8983 * parameters.cc (Parameters::default_target): Pass
8984 GOLD_DEFAULT_OSABI to select_target.
8985 * target-select.h (class Target_selector): Make instantiate_target
8986 protected rather than private.
8987 * Makefile.am (HFILES): Add freebsd.h.
8988 * configure, Makefile.in, config.in: Rebuild.
8990 * merge.cc (do_add_input_section): Correct pend value. Change
8991 message about last entry not being null terminated from error to
8994 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8996 * incremental.cc: New file.
8997 * Makefile.am (CCFILES): Add incremental.cc.
8998 * Makefile.in: Rebuild.
9000 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9002 * layout.cc (Layout::output_section_name): Preserve names
9003 of '.note.' sections.
9005 2009-03-19 Ian Lance Taylor <iant@google.com>
9007 * descriptors.cc (Descriptors::open): Check that the options are
9008 valid before using them.
9010 2009-03-18 Ian Lance Taylor <iant@google.com>
9012 * script-sections.h: Include <list>.
9013 (class Script_sections): Change Sections_elements from std::vector
9014 to std::list. Typedef public Elements_iterator. Add
9015 orphan_section_placement_, data_segment_align_start_, and
9016 saw_data_segment_align_ fields. Remove data_segment_align_index_
9018 * script-sections.cc (class Orphan_section_placement): New class.
9019 (class Sections_element): Add virtual functions is_relro and
9020 orphan_section_init. Remove virtual function place_orphan_here.
9021 (class Output_section_definition): Add is_relro and
9022 orphan_section_init. Remove place_orphan_here.
9023 (class Orphan_output_section): Likewise.
9024 (Script_sections::Script_sections): Update for field changes.
9025 (Script_sections::data_segment_align): Set saw_data_segment_align_
9026 and data_segment_align_start_, not data_segment_align_index.
9027 (Script_sections::data_segment_relro_end): Check
9028 saw_data_segment_align_. Use data_segment_align_start_ rather
9029 than data_segment_align_index_.
9030 (Script_sections::place_orphan): Rewrite to use
9031 Orphan_section_placement.
9033 2009-03-17 Ian Lance Taylor <iant@google.com>
9035 * archive.cc (Archive::add_symbols): Check for a version attached
9036 to the symbol name in the archive map.
9037 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9038 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9039 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9040 (ver_test_11.a): New target.
9041 * testsuite/Makefile.in: Rebuild.
9043 * configure.ac: Check for chsize and posix_fallocate. Replace
9045 * ftruncate.c: New file, from gnulib.
9046 * output.cc (posix_fallocate): Define dummy version if not
9047 HAVE_POSIX_FALLOCATE.
9048 (Output_file::map): Call posix_fallocate rather than lseek and
9050 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9051 * configure, Makefile.in, config.in: Rebuild.
9053 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9055 * layout.h (Layout::create_note): Add section_name parameter.
9056 * layout.cc (Layout::create_note): Likewise.
9057 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9059 2009-03-17 Ian Lance Taylor <iant@google.com>
9061 * descriptors.cc: Include "options.h".
9062 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9063 (Descriptors::open): Always use O_CLOEXEC when opening a new
9064 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9065 then set FD_CLOEXEC.
9067 * sparc.cc (class Target_sparc): Add has_got_section.
9068 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9069 make sure we have a GOT section.
9071 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9072 (Target_sparc::Scan::local): Likewise.
9073 (Target_sparc::Scan::global): Likewise.
9074 (Target_sparc::Relocate::relocate): Likewise.
9075 (Target_sparc::Relocate::relocate_tls): Likewise.
9077 * symtab.cc (Symbol_table::define_default_version): New function,
9078 broken out of add_from_object.
9079 (Symbol_table::add_from_object): Call define_default_version.
9080 (Symbol_table::define_special_symbol): Add resolve_oldsym
9081 parameter. Change all callers. If the version for a symbol comes
9082 from a version script, resolve it with the symbol with the same
9083 name with no version. Also add the symbol without a version if
9085 (do_define_in_output_data): If resolving with oldsym, don't delete
9087 (do_define_in_output_segment): Likewise.
9088 (do_define_as_constant): Likewise.
9089 * symtab.h (class Symbol_table): Update declarations.
9091 2009-03-13 Ian Lance Taylor <iant@google.com>
9093 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9094 (Read_symbols::requeue): New function.
9095 (Read_symbols::do_read_symbols): If make_elf_object fails because
9096 the target type is not configured, and the file was searched for,
9097 issue a warning and retry with the next directory.
9098 (Add_symbols::run): If the file has an incompatible format, and
9099 it was searched for, requeue the Read_symbols task. On error,
9101 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9102 dirindex parameter to constructor. Change all callers. Declare
9103 incompatible_warning and requeue.
9104 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9105 input_argument_ and input_group_ fields. Add them to
9106 constructor. Change all callers.
9107 (class Read_script): Add dirindex_ field. Add it to constructor.
9109 * archive.cc (Archive::setup): Remove input_objects parameter.
9111 (Archive::get_file_and_offset): Likewise.
9112 (Archive::read_all_symbols): Likewise.
9113 (Archive::read_symbols): Likewise.
9114 (Archive::get_elf_object_for_member): Remove input_objects
9115 parameter. Add punconfigured parameter. Change all callers.
9116 (Archive::add_symbols): Change return type to bool. Check return
9117 value of include_member.
9118 (Archive::include_all_members): Likewise.
9119 (Archive::include_member): Change return type to bool. Return
9120 false if first included object has incompatible target. Set
9121 included_member_ field.
9122 (Add_archive_symbols::run): If add_symbols returns false, requeue
9124 * archive.h (class Archive): Add included_member_ field.
9125 Initialize it in constructor. Add input_file and searched_for
9126 methods. Update declarations.
9127 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9128 input_argument_ fields. Add them to constructor. Change all
9130 * script.cc: Include "target-select.h".
9131 (class Parser_closure): Add skip_on_incompatible_target_ and
9132 found_incompatible_target_ fields. Add
9133 skip_on_incompatible_target parameter to constructor. Change all
9134 callers. Add methods skip_on_incompatible_target,
9135 clear_skip_on_incompatible_target, found_incompatible_target, and
9136 set_found_incompatible_target.
9137 (read_input_script): Add dirindex parameter. Change all callers.
9138 If parser finds an incompatible target, requeue Read_symbols
9140 (script_set_symbol): Clear skip_on_incompatible_target in
9142 (script_add_assertion, script_parse_option): Likewise.
9143 (script_start_sections, script_add_phdr): Likewise.
9144 (script_check_output_format): New function.
9145 * script.h (read_input_script): Update declaration.
9146 * script-c.h (script_check_output_format): Declare.
9147 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9148 (ignore_cmd): Remove OUTPUT_FORMAT.
9149 * fileread.cc (Input_file::Input_file): Add explicit this.
9150 (Input_file::will_search_for): New function.
9151 (Input_file::open): Add pindex parameter. Change all callers.
9152 * fileread.h (class Input_file): Add input_file_argument method.
9153 Declare will_search_for. Update declarations.
9154 * object.cc (make_elf_object): Add punconfigured parameter.
9156 * object.h (class Object): Make input_file public. Add
9157 searched_for method.
9158 (make_elf_object): Update declaration.
9159 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9161 * dirsearch.h (class Dirsearch): Update declaration.
9162 * options.h (class General_options): Add --warn-search-mismatch.
9163 * parameters.cc (Parameters::is_compatible_target): New function.
9164 * parameters.h (class Parameters): Declare is_compatible_target.
9165 * workqueue.cc (Workqueue::add_blocker): New function.
9166 * workqueue.h (class Workqueue): Declare add_blocker.
9168 * fileread.cc (Input_file::open): Remove options parameter.
9170 (Input_file::open_binary): Likewise.
9171 * script.cc (read_input_script): Likewise.
9172 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9173 options parameter from constructor. Change all callers.
9174 (class Read_script): Likewise.
9175 * fileread.h (class Input_file): Update declarations.
9176 * script.h (read_input_script): Update declaration.
9178 2009-03-10 Nick Clifton <nickc@redhat.com>
9180 * po/es.po: New Spanish translation.
9182 2009-03-06 Cary Coutant <ccoutant@google.com>
9184 * options.cc (parse_short_option): Keep dash_z from registering itself.
9186 2009-03-03 Ian Lance Taylor <iant@google.com>
9189 * target-reloc.h (relocate_section): Pass output_section to
9191 * i386.cc (Target_i386::should_apply_static_reloc): Add
9192 output_section parameter. Change all callers.
9193 (Target_i386::Relocate::relocate): Add output_section parameter.
9194 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9195 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9196 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9197 * testsuite/two_file_shared.sh: New script.
9198 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9199 (check_DATA): Add two_file_shared.dbg.
9200 (two_file_shared.dbg): New target.
9201 * testsuite/Makefile.in: Rebuild.
9203 2009-03-01 Ian Lance Taylor <iant@google.com>
9205 * configure.ac: Check for byteswap.h.
9206 * configure: Rebuild.
9207 * config.in: Rebuild.
9209 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9211 * layout.cc (Layout::find_or_add_kept_section): New function.
9212 (Layout::add_comdat): Removed.
9213 * layout.h (struct Kept_section): Move out of class Layout.
9214 Remove trailing underscores from field names. Add group_sections
9215 field. Rename group_ field to is_group. Change all uses.
9216 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9217 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9218 comdat_groups_ field.
9219 (Sized_relobj::include_section_group): Use
9220 find_or_add_kept_section and Kept_section::group_sections.
9221 (Sized_relobj::include_linkonce_section): Likewise.
9222 * object.cc (class Sized_relobj): Don't define Comdat_group or
9223 Comdat_group_table. Remove find_comdat_group and
9224 add_comdat_group. Remove comdat_groups_ field.
9225 * plugin.cc (include_comdat_group): Use
9226 Layout::find_or_add_kept_section.
9228 2009-02-28 Ian Lance Taylor <iant@google.com>
9230 * README: --gc-sections and map files are now supported. Document
9231 some build requirements.
9234 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9235 relocatable link set the value of the section symbol to zero.
9236 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9237 relocatable link don't include the section address in the local
9240 2009-02-27 Ian Lance Taylor <iant@google.com>
9243 * options.h (class Search_directory): Add is_system_directory.
9244 (class General_options): Declare is_in_system_directory.
9245 * options.cc (get_relative_sysroot): Make static.
9246 (get_default_sysroot): Make static.
9247 (General_optoins::is_in_system_directory): New function.
9248 * fileread.cc (Input_file::is_in_system_directory): New function.
9249 * fileread.h (class Input_file): Declare is_in_system_directory.
9250 * object.h (class Object): Add is_in_system_directory.
9251 (class Input_objects): Remove system_library_directory_ field.
9252 * object.cc (Input_objects::add_object): Don't set
9253 system_library_directory_.
9254 (input_objects::found_in_system_library_directory): Remove.
9255 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9256 parameter. Change all callers.
9257 (Symbol_table::sized_write_globals): Likewise.
9258 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9259 Call Object::is_in_system_directory.
9260 * symtab.h (class Symbol_table): Update declarations.
9263 * descriptors.h (Open_descriptor): Add is_on_stack field.
9264 * descriptors.cc (Descriptors::open): If the descriptor is on the
9265 top of the stack, remove it. Initialize is_on_stack field.
9266 (Descriptors::release): Only add pod to stack if it is not on the
9268 (Descriptors::close_some_descriptor): Clear stack_next and
9272 * output.cc (Output_section::find_starting_output_address): Rename
9273 from starting_output_address; add PADDR parameter; change return
9275 * output.h (class Output_section): Declare
9276 find_starting_output_address instead of starting_output_address.
9277 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9278 section symbol for which we can't find a merge section.
9281 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9282 hidden or internal, force the symbol to be local.
9283 * resolve.cc (Symbol::override_visibility): Define.
9284 (Symbol::override_base): Use override_visibility.
9285 (Symbol_table::resolve): Likewise.
9286 (Symbol::override_base_with_special): Likewise.
9287 (Symbol_table::override_with_special): If the visibility is hidden
9288 or internal, force the symbol to be local.
9289 * symtab.h (class Symbol): Add set_visibility and
9290 override_visibility.
9291 * testsuite/ver_test_1.sh: New file.
9292 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9293 (check_DATA): Add ver_test_1.syms.
9294 (ver_test_1.syms): New target.
9295 * testsuite/Makefile.in: Rebuild.
9297 2009-02-25 Cary Coutant <ccoutant@google.com>
9299 * layout.cc (Layout::choose_output_section): Don't rename sections
9300 when using a linker script that has a SECTIONS clause.
9301 * Makefile.in: Regenerate.
9303 * testsuite/Makefile.am (script_test_5.sh): New test case.
9304 * testsuite/Makefile.in: Regenerate.
9305 * testsuite/script_test_5.cc: New file.
9306 * testsuite/script_test_5.sh: New file.
9307 * testsuite/script_test_5.t: New file.
9309 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9311 * archive.cc (Archive::include_member): Update calls to add_symbols.
9312 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9313 the Layout argument.
9314 * dynobj.h (do_add_symbols): Add the Layout argument.
9315 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9317 * object.h (Object::add_symbols): Add the Layout argument.
9318 (Object::do_add_symbols): Add the Layout argument.
9319 (Sized_relobj::do_add_symbols): Add the Layout argument.
9320 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9321 Unify the two versions.
9322 (Add_plugin_symbols): Remove.
9323 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9324 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9325 (Add_plugin_symbols): Remove.
9326 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9327 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9328 (Add_symbols::run): Make it work with Pulginobj.
9330 2009-02-06 Ian Lance Taylor <iant@google.com>
9332 * object.cc (Sized_relobj::do_layout): Make info message start
9333 with lower case letter.
9335 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9337 * binary.cc: Fix file comment.
9339 * options.h (enum Incremental_disposition): Define.
9340 (class General_options): Add new options: --incremental,
9341 --incremental_changed, --incremental_unchanged,
9342 --incremental_unknown. Add incremental_disposition_ and
9343 implicit_incremental_ fields.
9344 (General_options::incremental_disposition): New function.
9345 (class Position_dependent_options): Add incremental_disposition
9347 (Position_dependent_options::copy_from_options): Set incremental
9349 * options.cc (General_options::parse_incremental_changed): New
9351 (General_options::parse_incremental_unchanged): New function.
9352 (General_options::parse_incremental_unknown): New function.
9353 (General_options::General_options): Initialize new fields
9354 incremental_disposition_ and implicit_incremental_.
9355 (General_options::finalize): Check for uasge of --incremental-*
9356 without --incremental.
9358 2009-02-06 Chris Demetriou <cgd@google.com>
9360 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9361 pointer and to report location as the file name associated with
9363 (gold_undefined_symbol_at_location): New function to replace the
9364 old gold_undefined_symbol functionality.
9365 * target-reloc.h (relocate_section): Update to use
9366 gold_undefined_symbol_at_location.
9367 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9368 Call gold_undefined_symbol function rather than gold_error.
9369 * errors.h (Errors::undefined_symbol): Take location as a
9370 string, rather than calculating it from a relocation.
9371 * errors.cc (Errors::fatal): Print "fatal error:" before the
9373 (Errors::error, Errors::error_at_location): Print "error: "
9374 before the formatted message.
9375 (Errors::undefined_symbol): Take location as a string, rather
9376 than calculating it from a relocation.
9377 (gold_undefined_symbol_at_location): New function akin to
9378 old gold_undefined_symbol, calculates location from relocation.
9379 (gold_undefined_symbol): Change to take only a Symbol pointer
9380 and to report location as the file name associated with the symbol.
9381 * testsuite/debug_msg.sh: Update for changed error messages.
9382 * testsuite/undef_symbol.sh: Likewise.
9384 2009-02-04 Duncan Sands <baldrick@free.fr>
9387 * reduced_debug_output.h
9388 (Output_reduced_debug_abbrev_section::failed): Use format for
9390 (Output_reduced_debug_info_section::faild): Likewise.
9392 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9394 * script.cc (Lazy_demangler): New class.
9395 (Version_script_info::get_symbol_version_helper): Demangle a
9398 2009-01-29 Cary Coutant <ccoutant@google.com>
9400 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9402 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9404 2009-01-28 Ian Lance Taylor <iant@google.com>
9406 * version.cc (version_string): Bump to 1.9.
9408 * gold.h: Include <cstring> and <stdint.h>.
9409 * version.cc: Include <cstdio>.
9410 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9412 * reduced_debug_output.cc (insert_into_vector): Rename from
9413 Insert_into_vector; change all callers. Use Swap_unaligned to
9414 avoid aliasing issue; remove union since it is unnecessary.
9416 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9418 * Makefile.am (CCFILES): Add gc.cc.
9420 * Makefile.in: Regenerate.
9421 * gold.cc (Gc_runner): New class.
9422 (queue_initial_tasks): Call garbage collection related tasks
9423 when corresponding options are invoked.
9424 (queue_middle_gc_tasks): New function.
9425 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9426 processed early before laying out sections during garbage collection.
9427 * gold.h (queue_middle_gc_tasks): New function.
9428 (is_prefix_of): Move from "layout.cc".
9429 * i386.cc (Target_i386::gc_process_relocs): New function.
9430 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9431 * main.cc (main): Create object of class "Garbage_collection".
9432 * object.cc (Relobj::copy_symbols_data): New function.
9433 (Relobj::is_section_name_included): New function.
9434 (Sized_relobj::do_layout): Allow this function to be called twice
9435 during garbage collection and defer layout of section during the
9437 * object.h (Relobj::get_symbols_data): New function.
9438 (Relobj::is_section_name_included): New function.
9439 (Relobj::copy_symbols_data): New function.
9440 (Relobj::set_symbols_data): New function.
9441 (Relobj::get_relocs_data): New function.
9442 (Relobj::set_relocs_data): New function.
9443 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9444 (Relobj::gc_process_relocs): New function.
9445 (Relobj::do_gc_process_relocs): New pure virtual function.
9446 (Relobj::sd_): New data member.
9447 (Sized_relobj::is_output_section_offset_invalid): New function.
9448 (Sized_relobj::do_gc_process_relocs): New function.
9449 * options.h (General_options::gc_sections): Modify to not be a no-op.
9450 (General_options::print_gc_sections): New option.
9451 * plugin.cc (Plugin_finish::run): Remove function call to
9452 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9453 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9454 * reloc.cc (Read_relocs::run): Add task to process relocs and
9455 determine unreferenced sections when doing garbage collection.
9456 (Gc_process_relocs): New class.
9457 (Sized_relobj::do_gc_process_relocs): New function.
9458 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9459 sections that are garbage collected.
9460 * reloc.h (Gc_process_relocs): New class.
9461 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9462 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9463 symbols whose corresponding sections are garbage collected.
9464 (Symbol_table::Symbol_table): Add new parameter for the garbage
9466 (Symbol_table::gc_mark_undef_symbols): New function.
9467 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9468 (Symbol_table::gc_mark_dyn_syms): New function.
9469 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9471 (Symbol_table::add_from_object): Likewise.
9472 (Symbol_table::add_from_relobj): When building shared objects, do not
9473 treat externally visible symbols as garbage.
9474 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9475 table information for static and relocatable links.
9476 * symtab.h (Symbol_table::set_gc): New function.
9477 (Symbol_table::gc): New function.
9478 (Symbol_table::gc_mark_undef_symbols): New function.
9479 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9480 (Symbol_table::gc_mark_dyn_syms): New function.
9481 (Symbol_table::gc_): New data member.
9482 * target.h (Sized_target::gc_process_relocs): New pure virtual
9484 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9485 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9487 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9489 * options.h (General_options::gc_sections): Define as a no-op for now.
9490 (General_options::no_keep_memory): Ditto.
9491 (General_options::Bshareable): Define.
9492 * options.cc (General_options::finalize): Honor -Bshareable.
9494 2009-01-20 Andreas Schwab <schwab@suse.de>
9496 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9497 read the value in the contents, since we don't use it. Use the
9498 template endianness when writing.
9499 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9501 2009-01-19 Andreas Schwab <schwab@suse.de>
9503 * configure.tgt (powerpc64-*): Fix targ_obj.
9505 2009-01-15 Ian Lance Taylor <iant@google.com>
9507 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9508 local symbols when stripping all symbols.
9510 2009-01-14 Cary Coutant <ccoutant@google.com>
9512 * output.cc (Output_reloc): Add explicit instantiations.
9514 2009-01-14 Cary Coutant <ccoutant@google.com>
9516 * archive.cc (Archive::get_elf_object_for_member): Remove call
9517 to File_read::claim_for_plugin.
9518 * descriptors.cc (Descriptors::open): Remove reference to
9520 (Descriptors::claim_for_plugin): Remove.
9521 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9522 (Descriptors::is_claimed): Remove.
9523 (claim_descriptor_for_plugin): Remove.
9524 * fileread.cc (File_read::claim_for_plugin): Remove.
9525 * fileread.h (File_read::claim_for_plugin): Remove.
9526 (File_read::descriptor): Reopen descriptor if necessary.
9527 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9528 (Plugin_manager::all_symbols_read): Add task parameter. Change
9530 (Plugin_manager::get_input_file): New function.
9531 (Plugin_manager::release_input_file): New function.
9532 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9533 corresponding data member.
9534 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9535 and pass to base constructor. Change all callers.
9536 (get_input_file, release_input_file): New functions.
9537 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9538 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9539 (Plugin_manager::all_symbols_read): Add task parameter.
9540 (Plugin_manager::get_input_file): New function.
9541 (Plugin_manager::release_input_file): New function.
9542 (Plugin_manager::task_): New data member.
9543 (Pluginobj::Pluginobj): Add filesize parameter.
9544 (Pluginobj::filename): New function.
9545 (Pluginobj::descriptor): New function.
9546 (Pluginobj::filesize): New function.
9547 (Pluginobj::filesize_): New data member.
9548 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9549 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9550 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9552 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9553 with archive libraries.
9554 * testsuite/Makefile.in: Regenerate.
9555 * testsuite/plugin_test.c (struct sym_info): New type.
9556 (get_input_file, release_input_file): New static variables.
9557 (onload): Capture new transfer vector entries.
9558 (claim_file_hook): Stop reading at end of file according to filesize.
9559 Factor out parsing of readelf output into separate function.
9560 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9561 APIs and get the source file name from the symbol table. Convert
9562 source file name to corresponding object file name. Print info
9563 message when adding new input files.
9564 (parse_readelf_line): New function.
9565 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9566 * testsuite/plugin_test_2.sh: Likewise.
9567 * testsuite/plugin_test_3.sh: Likewise.
9568 * testsuite/plugin_test_4.sh: New test case.
9570 2009-01-07 Ian Lance Taylor <iant@google.com>
9572 * version.cc (version_string): Bump to 1.8.
9574 2008-12-23 Cary Coutant <ccoutant@google.com>
9576 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9577 * plugin.cc (Plugin_manager::finish): Rename as
9578 layout_deferred_objects. Move cleanup to separate function.
9579 (Plugin_manager::cleanup): New function.
9580 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9582 * plugin.h (Plugin_manager::finish): Rename as
9583 layout_deferred_objects.
9584 (Plugin_manager::cleanup): New function.
9585 (Plugin_manager::cleanup_done): New field.
9587 2008-12-23 Cary Coutant <ccoutant@google.com>
9589 * plugin.cc (is_visible_from_outside): New function.
9590 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9591 so we don't return "IR only" status for exported symbols or -r links.
9593 * testsuite/Makefile.am (plugin_test_3): New test case.
9594 * testsuite/Makefile.in: Regenerate.
9595 * testsuite/plugin_test_3.sh: New file.
9597 2008-12-22 Cary Coutant <ccoutant@google.com>
9599 * object.cc (Sized_relobj::layout_section): New function.
9600 (Sized_relobj::do_layout): Defer layout of input sections until after
9601 plugin has provided replacement files.
9602 (Sized_relobj::do_layout_deferred_sections): New function.
9603 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9604 (Relobj::layout_deferred_sections): New function.
9605 (Relobj::do_layout_deferred_sections): New function.
9606 (Sized_relobj::do_layout_deferred_sections): New function.
9607 (Sized_relobj::layout_section): New function.
9608 (Sized_relobj::Deferred_layout): New structure.
9609 (Sized_relobj::deferred_layout_): New field.
9610 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9611 Change all callers. Layout deferred sections.
9612 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9614 (Plugin_hook::run): Move code from do_plugin_hook inline.
9615 (Plugin_hook::do_plugin_hook): Remove.
9616 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9617 (Plugin_manager::finish): Renamed, was cleanup.
9618 (Plugin_manager::should_defer_layout): New function.
9619 (Plugin_manager::add_deferred_layout_object): New function.
9620 (Plugin_manager::Deferred_layout_list): New type.
9621 (Plugin_manager::deferred_layout_objects_): New field.
9622 (Plugin_hook::do_plugin_hook): Remove.
9624 2008-12-17 Ian Lance Taylor <iant@google.com>
9626 * options.h (class General_options): Add --no case for
9629 2008-12-16 Cary Coutant <ccoutant@google.com>
9631 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9633 (Plugin_manager::claim_file): Create plugin object even if
9634 plugin did not call the add_symbols callback.
9635 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9636 asking for more symbols than were added.
9637 * testsuite/Makefile.am (plugin_test_1): Add test case with
9639 (empty.syms): New target.
9640 * testsuite/Makefile.in: Regenerate.
9641 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9642 message. Don't call add_symbols if no globals.
9643 (all_symbols_read_hook): Don't provide replacement for empty
9646 2008-12-12 Ian Lance Taylor <iant@google.com>
9648 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9649 r_type == 0 for a local symbol with r_sym == 0.
9650 (scan_relocatable_relocs): Pass r_sym to
9651 local_non_section_strategy.
9652 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9655 * configure.ac: Update test for TLS descriptors: they are
9656 supported as of glibc 2.9.
9657 * configure: Rebuild.
9659 2008-12-11 Ian Lance Taylor <iant@google.com>
9662 * target-reloc.h (Default_scan_relocatable_relocs): For each
9663 function, map r_type == 0 to RELOC_DISCARD.
9665 2008-12-10 Cary Coutant <ccoutant@google.com>
9667 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9668 object to override a kept COMDAT group from a plugin object.
9670 2008-12-09 Ian Lance Taylor <iant@google.com>
9673 * yyscript.y (file_cmd): Handle INPUT.
9675 * testsuite/initpri1.c: Change all declarations to be full
9676 prototypes by adding void, to avoid compiler warnings.
9678 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9680 * options.cc (General_options::parse_plugin_opt): New.
9681 (General_options::add_plugin): The argument now is just the filename.
9682 (General_options::add_plugin_option): New.
9683 * options.h (plugin_opt): New.
9684 (add_plugin): Change argument name.
9685 (add_plugin_option): New.
9686 * plugin.cc (Plugin::load): Don't parse the plugin option.
9687 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9688 (Plugin::add_option): New.
9689 (Plugin::args_): Change type.
9690 (Plugin::filename_): New.
9691 (Plugin_manager::add_plugin_option): New.
9692 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9693 * testsuite/Makefile.in: Regenerate.
9695 2008-12-05 Cary Coutant <ccoutant@google.com>
9697 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9698 Handle --strip-lto-sections option.
9699 * options.h (strip_lto_sections): New option.
9701 2008-12-01 Cary Coutant <ccoutant@google.com>
9703 * plugin.cc (ld_plugin_message): Change format parameter to const.
9704 Fix mismatch between new[] and delete.
9706 2008-11-14 Cary Coutant <ccoutant@google.com>
9708 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9711 2008-11-05 Craig Silverstein <csilvers@google.com>
9713 * options.cc (General_options::parse_dynamic_list): New function.
9714 * options.h (General_options): New flags dynamic_list,
9715 dynamic_list_data, dynamic_list_cpp_new, and
9716 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9717 (General_options::in_dynamic_list): New function.
9718 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9719 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9720 (Lex::can_continue_name): Likewise.
9722 (read_script_file): New parameter script_options.
9723 (read_dynamic_list): New function.
9724 (Script_options::define_dynamic_list): New function.
9725 (dynamic_list_keyword_parsecodes): New variable.
9726 (dynamic_list_keywords): New variable.
9727 * script.h (Script_options::define_dynamic_list): New function
9729 (read_dynamic_list): New function prototype.
9730 * symtab.cc (strprefix): New macro.
9731 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9732 dynamic_list_data, dynamic_list_cpp_new, and
9733 dynamic_list_cpp_typeinfo.
9734 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9735 (dynamic_list_expr): New rule.
9736 (dynamic_list_nodes): Likewise.
9737 (dynamic_list_node): Likewise.
9738 * testsuite/Makefile.am (dynamic_list): New test.
9739 * testsuite/Makefile.in: Regenerated.
9740 * testsuite/dynamic_list.t: New file.
9741 * testsuite/dynamic_list.sh: New file.
9743 2008-11-05 Craig Silverstein <csilvers@google.com>
9745 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9746 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9747 (t11_last): Likewise.
9748 * testsuite/ver_test_6.c (main): Likewise.
9750 2008-10-07 Cary Coutant <ccoutant@google.com>
9752 * options.c (General_options::finalize): Add check for -static and
9754 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9757 2008-10-02 Cary Coutant <ccoutant@google.com>
9759 * plugin.cc (make_sized_plugin_object): Fix conditional
9760 compilation to work when not all targets are enabled.
9762 2008-09-29 Cary Coutant <ccoutant@google.com>
9764 * archive.cc (Archive::get_file_and_offset): Use filename instead
9765 of name to get library path.
9766 (Archive::include_member): Unlock external member of a thin archive.
9768 * testsuite/Makefile.am (TEST_AR): New variable.
9769 (thin_archive_test_1): New test.
9770 (thin_archive_test_2): New test.
9771 * testsuite/Makefile.in: Regenerate.
9772 * testsuite/thin_archive_main.cc: New file.
9773 * testsuite/thin_archive_test_1.cc: New file.
9774 * testsuite/thin_archive_test_2.cc: New file.
9775 * testsuite/thin_archive_test_3.cc: New file.
9776 * testsuite/thin_archive_test_4.cc: New file.
9778 2008-09-29 Cary Coutant <ccoutant@google.com>
9780 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9781 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9783 (Sized_relobj::do_finalize_local_symbols): Likewise.
9784 (Sized_relobj::map_to_kept_section): Likewise.
9785 * object.h (Sized_relobj::invalid_address): New constant.
9786 (Sized_relobj::do_output_section_offset): Check for invalid_address
9788 * output.cc (Output_reloc::local_section_offset): Use constant
9789 invalid_address instead of -1U.
9790 (Output_reloc::get_address): Likewise.
9791 (Output_section::output_address): Change -1U to -1ULL.
9792 * output.h (Output_reloc::invalid_address): New constant.
9793 * reloc.cc (Sized_relobj::write_sections): Use constant
9794 invalid_address instead of -1U.
9795 (Sized_relobj::relocate_sections): Likewise.
9796 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9797 values for merge sections.
9798 * target-reloc.h (relocate_for_relocatable): Use constant
9799 invalid_address instead of -1U.
9801 2008-09-19 Cary Coutant <ccoutant@google.com>
9803 Add plugin functionality for link-time optimization (LTO).
9804 * configure.ac (plugins): Add --enable-plugins option.
9805 * configure: Regenerate.
9806 * config.in: Regenerate.
9807 * Makefile.am (LIBDL): New variable.
9808 (CCFILES): Add plugin.cc.
9809 (HFILES): Add plugin.h.
9810 (ldadd_var): Add LIBDL.
9811 * Makefile.in: Regenerate.
9813 * archive.cc: Include "plugin.h".
9814 (Archive::setup): Don't preread archive symbols when using a plugin.
9815 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9816 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9818 (Archive::include_member): Add symbols from plugin objects.
9819 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9820 * descriptors.cc (Descriptors::open): Check for file descriptors
9821 abandoned by plugins.
9822 (Descriptors::claim_for_plugin): New function.
9823 * descriptors.h (Descriptors::claim_for_plugin): New function.
9824 (Open_descriptor::is_claimed): New field.
9825 (claim_descriptor_for_plugin): New function.
9826 * fileread.cc (File_read::claim_for_plugin): New function.
9827 * fileread.h (File_read::claim_for_plugin): New function.
9828 (File_read::descriptor): New function.
9829 * gold.cc: Include "plugin.h".
9830 (queue_initial_tasks): Add task to call plugin hooks for generating
9832 * main.cc: Include "plugin.h".
9833 (main): Load plugin libraries.
9834 * object.h (Pluginobj): Declare.
9835 (Object::pluginobj): New function.
9836 (Object::do_pluginobj): New function.
9837 (Object::set_target): New function.
9838 * options.cc: Include "plugin.h".
9839 (General_options::parse_plugin): New function.
9840 (General_options::General_options): Initialize plugins_ field.
9841 (General_options::add_plugin): New function.
9842 * options.h (Plugin_manager): Declare.
9843 (General_options): Add --plugin option.
9844 (General_options::has_plugins): New function.
9845 (General_options::plugins): New function.
9846 (General_options::add_plugin): New function.
9847 (General_options::plugins_): New field.
9848 * plugin.cc: New file.
9849 * plugin.h: New file.
9850 * readsyms.cc: Include "plugin.h".
9851 (Read_symbols::do_read_symbols): Check for archive before checking
9852 for ELF file. Call plugin hooks to claim files.
9853 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9854 from a real object file; force override when processing replacement
9856 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9857 (Symbol::init_base_object): Likewise.
9858 (Symbol::init_base_output_data): Likewise.
9859 (Symbol::init_base_output_segment): Likewise.
9860 (Symbol::init_base_constant): Likewise.
9861 (Symbol::init_base_undefined): Likewise.
9862 (Symbol::output_section): Assert that object is not a plugin.
9863 (Symbol_table::add_from_pluginobj): New function.
9864 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9866 (Symbol_table::sized_write_globals): Likewise.
9867 (Symbol_table::add_from_pluginobj): Instantiate template.
9868 * symtab.h (Sized_pluginobj): Declare.
9869 (Symbol::in_real_elf): New function.
9870 (Symbol::set_in_real_elf): New function.
9871 (Symbol::in_real_elf_): New field.
9872 (Symbol_table::add_from_pluginobj): New function.
9874 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9875 (LIBDL): New variable.
9877 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9878 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9879 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9880 (MOSTLYCLEANFILES): Likewise.
9881 * testsuite/Makefile.in: Regenerate.
9882 * testsuite/plugin_test.c: New file.
9883 * testsuite/plugin_test_1.sh: New file.
9884 * testsuite/plugin_test_2.sh: New file.
9886 2008-09-16 Ian Lance Taylor <iant@google.com>
9888 * target-reloc.h (relocate_section): Check whether a symbol is
9889 defined by the ABI before reporting an undefined symbol error.
9890 * target.h (Target::is_defined_by_abi): Make parameter const.
9891 (Target::do_is_defined_by_abi): Likewise.
9892 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9893 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9894 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9895 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9896 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9897 * testsuite/Makefile.in: Rebuild.
9899 * fileread.cc (make_view): Add casts to avoid warning.
9901 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9903 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9904 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9906 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9908 * options.h (General_options::output_is_executable): New.
9909 (General_options::output_is_pie): New.
9910 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9911 for shared libraries.
9912 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9914 2008-09-11 Chris Demetriou <cgd@google.com>
9916 * options.h (origin): New -z option.
9917 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9918 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9921 2008-09-05 Cary Coutant <ccoutant@google.com>
9923 * fileread.cc (File_read::make_view): Add check for attempt to map
9926 2008-09-05 Cary Coutant <ccoutant@google.com>
9928 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9929 explicit instantiations.
9931 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9934 * options.cc (General_options::finalize): Allow undefined symbols
9935 in shlibs if linking -shared.
9938 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9939 symbols as not needing a dynsym entry.
9941 2008-08-20 Craig Silverstein <csilvers@google.com>
9943 * fileread.cc (File_read::open): Do not lock the file unless it
9944 was successfully opened.
9946 2008-08-14 Cary Coutant <ccoutant@google.com>
9948 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9949 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9950 * testsuite/tls_test.cc (struct int128): 128-bit struct
9951 for testing TLS relocs with non-zero addend.
9952 (v12): New TLS variable.
9954 (t_last): Add check for v12.
9955 * testsuite/tls_test.h (t12): New function.
9956 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9958 2008-08-13 Ian Lance Taylor <iant@google.com>
9960 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9961 set tls_segment_ or relro_segment_.
9962 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9964 * output.h (Output_section::clear_is_relro): New function.
9965 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9966 sections specially even when output_data_ is empty.
9967 (Output_segment::maximum_alignment): When first section is relro,
9968 only force alignment for PT_LOAD segments.
9969 * script.cc (script_data_segment_align): New function.
9970 (script_data_segment_relro_end): New function.
9971 * script-c.h (script_data_segment_align): Declare.
9972 (script_data_segment_relro_end): Declare.
9973 * script-sections.h (class Script_sections): Declare
9974 data_segment_align and data_segment_relro_end. Add fields
9975 segment_align_index_ and saw_relro_end_.
9976 * script-sections.cc (class Sections_element): Add set_is_relro
9977 virtual function. Add new bool* parameter to place_orphan_here.
9978 Add get_output_section virtual function.
9979 (class Output_section_definition): Add set_is_relro. Add new
9980 bool* parameter to place_orphan_here. Add get_output_section.
9981 Add is_relro_ field.
9982 (Output_section_definition::Output_section_definition): Initialize
9983 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9984 and is_relro_ fields.
9985 (Output_section_definition::place_orphan_here): Add is_relro
9987 (Output_section_definition::set_section_addresses): Set relro for
9989 (Output_section_definition::alternate_constraint): Likewise.
9990 (class Orphan_output_section): Add new bool* parameter to
9991 place_orphan_here. Add get_output_section.
9992 (Orphan_output_section::place_orphan_here): Add is_relro
9994 (Script_sections::Script_sections): Initialize
9995 data_segment_align_index_ and saw_relro_end_.
9996 (Script_sections::data_segment_align): New function.
9997 (Script_sections::data_segment_relro_end): New function.
9998 (Script_sections::place_orphan): Set or clear is_relro.
9999 (Script_sections::set_section_addresses): Force alignment of first
10001 * yyscript.y (exp): Call script_data_segment_align and
10002 script_data_segment_relro_end.
10003 * testsuite/relro_script_test.t: New file.
10004 * testsuite/relro_test.cc (using_script): Declare.
10005 (t1, t2): Test using_script.
10006 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10007 (relro_script_test_SOURCES): Define.
10008 (relro_script_test_DEPENDENCIES): Define.
10009 (relro_script_test_LDFLAGS): Define.
10010 (relro_script_test_LDADD): Define.
10011 (relro_script_test.so): New target.
10012 * testsuite/Makefile.in: Rebuild.
10014 2008-08-06 Cary Coutant <ccoutant@google.com>
10016 * archive.cc (Archive::total_archives, Archive::total_members)
10017 (Archive::total_members_loaded): New variables.
10018 (Archive::setup): Add parameter. Add option to preread
10020 (Archive::read_armap): Add counter.
10021 (Archive::get_file_and_offset): New function.
10022 (Archive::get_elf_object_for_member): New function.
10023 (Archive::read_all_symbols): New function.
10024 (Archive::read_symbols): New function.
10025 (Archive::add_symbols): Add counters.
10026 (Archive::include_all_members): Use armap to find members if it's
10028 (Archive::include_member): Skip reading symbols if already read.
10029 Factored code into Archive::get_file_and_offset and
10030 Archive::get_elf_object_for_member. Changed call to
10031 Mapfile::report_include_archive_member.
10032 (Archive::print_stats): New function.
10033 * archive.h: Declare Object and Read_symbols_data classes.
10034 (Archive::Archive): Add initializers for new members.
10035 (Archive::setup): Add parameter.
10036 (Archive::print_stats): New function.
10037 (Archive::total_archives, Archive::total_members)
10038 (Archive::total_members_loaded): New variables.
10039 (Archive::get_file_and_offset): New function.
10040 (Archive::get_elf_object_for_member): New function.
10041 (Archive::read_all_symbols): New function.
10042 (Archive::read_symbols): New function.
10043 (Archive::Archive_member): New class.
10044 (Archive::members_): New member.
10045 (Archive::num_members_): New member.
10046 * main.cc: Include archive.h.
10047 (main): Call Archive::print_stats.
10048 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10049 archive parameter; member_name is now the fully-decorated name.
10050 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10051 * options.h: (General_options): Add --preread-archive-symbols option.
10052 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10055 2008-08-04 Ian Lance Taylor <iant@google.com>
10057 * symtab.h (Symbol::use_plt_offset): New function.
10058 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10059 * powerpc.cc (Relocate::relocate): Likewise.
10060 * sparc.cc (Relocate::relocate): Likewise.
10061 * x86_64.cc (Relocate::relocate): Likewise.
10062 * testsuite/weak_plt.sh: New test.
10063 * testsuite/weak_plt_main.cc: New test.
10064 * testsuite/weak_plt_shared.cc: New test.
10065 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10066 (check_PROGRAMS): Add weak_plt.
10067 (check_DATA): Add weak_plt_shared.so.
10068 (weak_plt_main_pic.o, weak_plt): New targets.
10069 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10070 * testsuite/Makefile.in: Rebuild.
10072 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10074 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10075 * testsuite/Makefile.in: Rebuild.
10077 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10079 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10080 * Makefile.in: Regenerate.
10081 * po/POTFILES.in: Regenerate.
10083 2008-07-29 Ian Lance Taylor <iant@google.com>
10085 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10086 symbols before other symbols.
10087 * testsuite/script_test_2.cc (test_addr): Declare.
10088 (test_addr_alias): Declare.
10089 (main): Check that test_addr and test_addr_alias have the right
10091 * testsuite/script_test_2.t: Define test_addr_alias and
10094 2008-07-24 Ian Lance Taylor <iant@google.com>
10097 * descriptors.cc: New file.
10098 * descriptors.h: New file.
10099 * gold-threads.h (class Hold_optional_lock): New class.
10100 * fileread.cc: Include "descriptors.h".
10101 (File_read::~File_read): Release descriptor rather than closing
10103 (File_read::open) [file]: Call open_descriptor rather than open.
10104 Set is_descriptor_opened_.
10105 (File_read::open) [memory]: Assert that descriptor is not open.
10106 (File_read::reopen_descriptor): New function.
10107 (File_read::release): Release descriptor.
10108 (File_read::do_read): Make non-const. Reopen descriptor.
10109 (File_read::read): Make non-const.
10110 (File_read::make_view): Reopen descriptor.
10111 (File_read::do_readv): Likewise.
10112 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10113 Update declarations.
10114 * layout.cc: Include "descriptors.h".
10115 (Layout::create_build_id): Use open_descriptor rather than open.
10116 * output.cc: Include "descriptors.h".
10117 (Output_file::open): Use open_descriptor rather than open.
10118 * archive.cc (Archive::const_iterator): Change Archive to be
10120 (Archive::begin, Archive::end): Make non-const.
10121 (Archive::count_members): Likewise.
10122 * archive.h (class Archive): Update declarations.
10123 * object.h (Object::read): Make non-const.
10124 * Makefile.am (CCFILES): Add descriptors.cc.
10125 (HFILES): Add descriptors.h.
10126 * Makefile.in: Rebuild.
10129 * gold.h: Always include <clocale>. Add Solaris workarounds
10130 following code in binutils/sysdep.h.
10133 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10134 this->eh_frame_hdr_ is NULL before using it.
10136 * dynobj.cc (Versions::Versions): Update comment.
10138 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10139 the base version name.
10141 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10142 array size plus one.
10143 (Stringpool_template::set_string_offsets): Subtract one from key
10144 before using it as an array index.
10145 (Stringpool_template::get_offset_with_length): Likewise.
10146 (Stringpool_template::write_to_buffer): Likewise.
10147 * stringpool.h (Stringpool_template::get_offset_from_key):
10150 2008-07-23 Ian Lance Taylor <iant@google.com>
10153 * object.h (Merged_symbol_value::value): Do our best to handle a
10157 * script.cc (Version_script_info::get_versions): Don't add empty
10158 version tag to return value.
10159 (Version_script_info::get_symbol_version_helper): Change return
10160 type to bool. Add pversion parameter. Change all callers.
10161 (script_register_vers_node): Don't require a non-NULL tag.
10162 * script.h (class Version_script_info): Update declarations.
10163 (Version_script_info::get_symbol_version): Change return type to
10164 bool. Add version parameter. Change all callers.
10165 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10166 handling. Handle an empty version from a version script.
10167 (Symbol_table::define_special_symbol): Likewise.
10168 * testsuite/ver_test_10.script: New file.
10169 * testsuite/ver_test_10.sh: New file.
10170 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10171 (check_DATA): Add ver_test_10.syms.
10172 (ver_test_10.syms, ver_test_10.so): New target.
10173 * testsuite/Makefile.in: Rebuild.
10175 2008-07-23 Simon Baldwin <simonb@google.com>
10177 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10178 to zero for undefined symbols from dynamic libraries.
10180 2008-07-23 Ian Lance Taylor <iant@google.com>
10182 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10183 Change all callers.
10184 * symtab.h (class Symbol_table): Update declaration.
10185 * testsuite/ver_test_9.cc: New file.
10186 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10187 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10188 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10189 (ver_test_9.so, ver_test_9.o): New targets.
10190 * testsuite/Makefile.in: Rebuild.
10192 2008-07-22 Ian Lance Taylor <iant@google.com>
10194 * options.h (class General_options): Define --check-sections.
10195 * layout.cc (Layout::set_segment_offsets): Handle
10198 * options.h (class General_options): Define -n/--nmagic and
10200 * options.cc (General_options::finalize): For -n/--nmagic or
10201 -N/--omagic, set -static.
10202 * layout.cc (Layout::attach_allocated_section_to_segment): If
10203 -N/--omagic, don't put read-only and read-write sections in
10204 different segments.
10205 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10206 finding a read-only segment.
10207 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10208 don't set the minimum segment alignment to the common page size,
10209 and don't set the file offset to the address modulo the page size.
10210 * script-sections.cc (Script_sections::create_segments): If
10211 -n/--omagic, don't put read-only and read-write sections in
10212 different segments.
10214 * cref.cc: New file.
10215 * cref.h: New file.
10216 * options.h (class General_options): Add --print-symbol-counts.
10217 * main.cc (main): Issue defined symbol report if requested.
10218 * archive.cc (Archive::interpret_header): Make into a const member
10220 (Archive::add_symbols): Call Input_objects::archive_start and
10222 (Archive::const_iterator): Define new class.
10223 (Archive::begin, Archive::end): New functions.
10224 (Archive::include_all_members): Rewrite to use iterator.
10225 (Archive::count_members): New function.
10226 * archive.h (class Archive): Update declarations.
10227 (Archive::filename): New function.
10228 * object.cc: Include "cref.h".
10229 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10230 (Sized_relobj::do_get_global_symbol_counts): New function.
10231 (Input_objects::add_object): Add object to cross-referencer.
10232 (Input_objects::archive_start): New function.
10233 (Input_objects::archive_stop): New function.
10234 (Input_objects::print_symbol_counts): New function.
10235 * object.h: Declare Cref and Archive.
10236 (Object::get_global_symbol_counts): New function.
10237 (Object::do_get_global_symbol_counts): New pure virtual function.
10238 (class Sized_relobj): Add defined_count_ field. Update
10240 (class Input_objects): Add cref_ field. Update constructor.
10241 Update declarations.
10242 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10244 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10246 (Sized_dynobj::do_get_global_symbol_counts): New function.
10247 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10248 defined_count_. Update declarations. Define Symbols typedef.
10249 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10250 parameter. Change all callers.
10251 (Symbol_table::add_from_dynobj): Add sympointers and defined
10252 parameters. Change all callers.
10253 * symtab.h (class Symbol_table): Update declarations.
10254 * Makefile.am (CCFILES): Add cref.cc.
10255 (HFILES): Add cref.h.
10256 * Makefile.in: Rebuild.
10258 2008-07-22 Simon Baldwin <simonb@google.com>
10260 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10261 to zero when writing undefined symbols.
10263 2008-07-22 Ian Lance Taylor <iant@google.com>
10265 * output.cc (Output_section::add_input_section): Don't try to
10266 merge empty merge sections.
10268 2008-07-21 Craig Silverstein <csilvers@google.com>
10270 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10271 Include symbol version in error message.
10273 2008-07-20 Chris Demetriou <cgd@google.com>
10275 * configure.ac (gold_cv_c_random_seed): New configured variable.
10276 (RANDOM_SEED_CFLAGS): New substituted variable.
10277 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10278 * configure: Rebuild.
10279 * Makefile.in: Likewise.
10280 * testsuite/Makefile.in: Likewise.
10282 2008-07-18 Ian Lance Taylor <iant@google.com>
10284 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10285 where we see NAME/NULL and NAME/VERSION as separate symbols.
10286 * testsuite/ver_test_main.cc (main): Call t4.
10287 (t4, t4_2a): Define.
10288 * testsuite/ver_test_2.cc (t4_2): Define.
10289 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10290 * testsuite/ver_test_4.cc (t4_2a): Define.
10291 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10292 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10294 2008-07-17 Ian Lance Taylor <iant@google.com>
10296 * dynobj.cc (Versions::add_def): If we give an error about a
10297 missing version, go ahead and create the version anyhow.
10299 2008-07-10 Ian Lance Taylor <iant@google.com>
10301 Handle output sections with more than 0x7fffffff bytes.
10302 * object.h (class Relobj): Change map_to_output_ to
10303 output_sections_, and just keep a section pointer. Change all
10304 uses. Move comdat group support to Sized_relobj.
10305 (Relobj::is_section_specially_mapped): Remove.
10306 (Relobj::output_section): Remove poff parameter. Change all
10308 (Relobj::output_section_offset): New function.
10309 (Relobj::set_section_offset): Rewrite.
10310 (Relobj::map_to_output): Remove.
10311 (Relobj::output_sections): New function.
10312 (Relobj::do_output_section_offset): New pure virtual function.
10313 (Relobj::do_set_section_offset): Likewise.
10314 (class Sized_relobj): Add section_offsets_ field. Add comdat
10315 group support from Relobj. Update declarations.
10316 (Sized_relobj::get_output_section_offset): New function.
10317 (Sized_relobj::do_output_section_offset): New function.
10318 (Sized_relobj::do_set_section_offset): New function.
10319 * object.cc (Relobj::output_section_address): Remove.
10320 (Sized_relobj::Sized_relobj): Initialize new fields.
10321 (Sized_relobj::include_section_group): Cast find_kept_object to
10323 (Sized_relobj::include_linkonce_section): Likewise.
10324 (Sized_relobj::do_layout): Use separate arrays for output section
10326 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10328 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10329 output_sections and section_offsets.
10330 (Sized_relobj::write_local_symbols): Likewise.
10331 (map_to_kept_section): Compute output address directly.
10332 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10333 output_sections and section_offsets.
10334 (Sized_relobj::write_sections): Likewise.
10335 (Sized_relobj::relocate_sections): Likewise.
10336 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10337 * output.h (class Output_reloc): Update declarations. Change
10338 u2_.relobj to Sized_relobj*.
10339 (class Output_data_reloc): Change add functions to use
10341 * output.cc (Output_reloc::Output_reloc): Change relobj to
10343 (Output_reloc::local_section_offset): Change return type to
10344 Elf_Addr. Use get_output_section_offset.
10345 (Output_reloc::get_address): Likewise.
10346 (Output_section::is_input_address_mapped): Don't call
10347 is_section_specially_mapped.
10348 (Output_section::output_offset): Likewise.
10349 (Output_section::output_address): Likewise.
10350 (Output_section::starting_output_address): Likewise.
10351 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10352 parameter to Sized_relobj*.
10353 (Copy_relocs::need_copy_reloc): Likewise.
10354 (Copy_relocs::save): Likewise.
10355 * copy-relocs.h (class Copy_relocs): Update declarations.
10356 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10357 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10358 * target-reloc.h (relocate_for_relocatable): Change
10359 offset_in_output_section type to Elf_Addr. Change code that uses
10361 * layout.cc (Layout::layout): Always set *off.
10362 * mapfile.cc (Mapfile::print_input_section): Use
10363 output_section_offset.
10364 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10366 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10367 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10368 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10370 2008-07-03 Ian Lance Taylor <iant@google.com>
10372 * layout.cc (Layout::include_section): Do not discard unrecognized
10373 SHT_STRTAB sections.
10375 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10377 * script.cc (Lex::can_continue_name): Make '?' allowable in
10378 version-script names.
10379 * testsuite/version_script.map: Change glob pattern to use '?'
10381 2008-06-30 Manish Singh <yosh@gimp.org>
10384 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10387 2008-06-30 Ian Lance Taylor <iant@google.com>
10391 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10392 versions]: Don't try to read the value in the contents, since we
10393 don't use it. Use the template endianness when writing.
10395 2008-06-25 Cary Coutant <ccoutant@google.com>
10397 * fileread.cc (File_read::make_view): Assert on zero-length view.
10398 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10399 symbol table when there are no symbols to read.
10401 2008-06-23 Craig Silverstein <csilvers@google.com>
10403 * version.cc (version_string): Bump to 1.7
10405 2008-06-18 Craig Silverstein <csilvers@google.com>
10407 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10408 constant 0xFFFF to type Valtype.
10409 (Powerpc_relocate_functions::rel16_ha): Likewise.
10411 2008-06-17 Ian Lance Taylor <iant@google.com>
10413 * output.h (Output_section::Input_section): Initialize p2align_ to
10414 zero for Output_section_data constructors.
10415 (Output_section::Input_section::addralign): If not an input
10416 section, return the alignment of the Output_section_data.
10417 * testsuite/copy_test.cc: New file.
10418 * testsuite/copy_test_1.cc: New file.
10419 * testsuite/copy_test_2.cc: New file.
10420 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10421 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10422 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10423 (copy_test_1_pic.o, copy_test_1.so): New targets.
10424 (copy_test_2_pic.o, copy_test_2.so): New targets.
10425 * testsuite/Makefile.in: Rebuild.
10427 * script-sections.cc (Script_sections::place_orphan): Initialize
10428 local variable exact.
10430 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10432 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10434 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10435 David S. Miller <davem@davemloft.net>
10437 * powerpc.cc: New file.
10438 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10439 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10440 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10441 * Makefile.in: Rebuild.
10443 2008-06-09 Ian Lance Taylor <iant@google.com>
10445 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10447 (throwing, orig_terminate): New static variables.
10448 (terminate_handler): New static function.
10449 (t2): Set terminate handler.
10451 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10454 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10457 2008-05-30 Cary Coutant <ccoutant@google.com>
10459 * archive.cc (Archive::include_all_members) Correct to step
10460 over symbol table and extended name table in thin archives.
10462 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10465 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10468 2008-05-28 Caleb Howe <cshowe@google.com>
10470 * reduced_debug_output.cc: New file.
10471 * reduced_debug_output.h: New file.
10472 * options.h (class General_options): Add --strip-debug-non-line.
10473 * options.cc (General_options::finalize): Add strip_debug_non_line
10474 to the strip heirarchy.
10475 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10477 * layout.cc: Include "reduced_debug_output.h".
10478 (Layout::Layout): Initialize new fields.
10479 (line_only_debug_sections): New static array.
10480 (is_lines_only_debug_sections): New static inline function.
10481 (Layout::include_section): Handle --strip-debug-non-line.
10482 (Layout::make_output_section): If --strip-debug-non-line, build
10483 new output sections for .debug_abbrev and .debug_info.
10484 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10485 gold. Warn about possible overflow.
10486 (read_signed_LEB_128): Likewise.
10487 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10488 (read_signed_LEB_128): Declare.
10489 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10490 (HFILES): Add reduced_debug_output.h.
10491 * Makefile.in: Rebuild.
10493 2008-05-21 Ian Lance Taylor <iant@google.com>
10495 * mapfile.cc: New file.
10496 * mapfile.h: New file.
10497 * options.h (class General_options): Add -M/--print-map and -Map.
10498 * options.cc (General_options::finalize): Make -M equivalent to
10500 * main.cc: Include <cstdio> and "mapfile.h".
10501 (main): Open mapfile if requested.
10502 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10503 constructor. Change caller.
10504 (queue_initial_tasks): Add mapfile parameter. Change caller.
10505 (queue_middle_tasks): Likewise.
10506 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10508 * archive.cc: Include "mapfile.h".
10509 (Archive::add_symbols): Add mapfile parameter. Change all
10510 callers. Pass mapfile, symbol, and reason to include_member.
10511 (Archive::include_all_members): Add mapfile parameter. Change all
10513 (Archive::include_member): Add mapfile, sym, and why parameters.
10514 Change all callers. Report inclusion to map file.
10515 * archive.h: Include "fileread.h".
10516 (class Archive): Update declarations.
10517 (Archive::file): New const method.
10518 (class Add_archive_symbols): Add mapfile_ field. Update
10519 constructor. Change all callers.
10520 * readsyms.h (class Read_symbols): Likewise.
10521 (class Finish_group): Likewise.
10522 (class Read_script): Likewise.
10523 * common.cc: Include "mapfile.h".
10524 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10526 (Symbol_table::do_allocate_commons): Likewise.
10527 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10528 symbol allocation to mapfile.
10529 * common.h (class Allocate_commons_task): Add mapfile_ field.
10530 Update constructor. Change all callers.
10531 * symtab.h (class Symbol_table): Update declarations.
10532 * layout.cc: Include "mapfile.h".
10533 (Layout_task_runner::run): Print information to mapfile.
10534 (Layout::create_gold_note): Change Output_data_fixed_space to
10535 Output_data_zero_fill.
10536 (Layout::create_build_id): Likewise.
10537 (Layout::print_to_mapfile): New function.
10538 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10539 constructor. Change caller.
10540 (class Layout): Declare print_to_mapfile.
10541 * output.cc (Output_section::Input_section::print_to_mapfile): New
10543 (Output_section::add_input_section): If producing a map, always
10544 add to input_sections_ list.
10545 (Output_section::do_print_to_mapfile): New function.
10546 (Output_segment::print_sections_to_mapfile): New function.
10547 (Output_segment::print_section_list_to_mapfile): New function.
10548 * output.h: Include "mapfile.h".
10549 (Output_data::print_to_mapfile): New function.
10550 (Output_data::do_print_to_mapfile): New virtual function.
10551 (Output_segment_headers::do_print_to_mapfile): New function.
10552 (Output_file_header::do_print_to_mapfile): New function.
10553 (Output_data_const::do_print_to_mapfile): New function.
10554 (class Output_data_const_buffer): Add map_name_ field. Update
10555 constructor. Change all callers. Add do_print_to_mapfile
10557 (class Output_data_fixed_space): Likewise.
10558 (class Output_data_space): Likewise.
10559 (class Output_data_zero_fill): New class.
10560 (Output_data_strtab::do_print_to_mapfile): New function.
10561 (Output_data_reloc_base::do_print_to_mapfile): New function.
10562 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10563 (Output_data_group::do_print_to_mapfile): New function.
10564 (Output_data_got::do_print_to_mapfile): New function.
10565 (Output_data_dynamic::do_print_to_mapfile): New function.
10566 (Output_symtab_xindex::do_print_to_mapfile): New function.
10567 (class Output_section): Declare do_print_to_mapflie. Declare
10568 print_to_mapfile in Input_section.
10569 (class Output_segment): Declare new functions.
10570 * object.h (Sized_relobj::symbol_count): New function.
10571 * script-sections.cc
10572 (Output_section_element_dot_assignment::set_section_addresses):
10573 Change Output_data_fixed_space to Output_data_zero_fill.
10574 (Output_data_expression::do_print_to_mapfile): New function.
10575 * script.cc (read_input_script): Add mapfile parameter. Change
10577 * script.h (read_input_script): Update declaration.
10578 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10579 (Eh_frame::do_print_to_mapfile): New function.
10580 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10581 (Output_merge_string::do_print_to_mapfile): New function.
10582 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10584 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10586 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10588 * Makefile.am (CCFILES): Add mapfile.cc.
10589 (HFILES): Add mapfile.h.
10590 * Makefile.in: Rebuild.
10592 2008-05-19 Ian Lance Taylor <iant@google.com>
10594 * options.h (class General_options): Add -z relro.
10595 * layout.cc (Layout::Layout): Initialize relro_segment_.
10596 (Layout::add_output_section_data): Return the output section.
10597 (Layout::make_output_section): Rcognize relro sections and mark
10598 them appropriately.
10599 (Layout::attach_allocated_section_to_segment): Put relro sections
10600 in a PT_GNU_RELRO segment.
10601 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10603 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10605 (Layout::linkonce_mapping): Map d.rel.ro.local to
10606 .data.rel.ro.local.
10607 (Layout::output_section_name): Us .data.rel.ro.local for any
10608 section which begins with that.
10609 * layout.h (class Layout): Update add_output_section_data
10610 declaration. Add relro_segment_ field.
10611 * output.cc (Output_section::Output_section): Initialize is_relro_
10612 and is_relro_local_ fields.
10613 (Output_segment::add_output_section): Group relro sections.
10614 (Output_segment::is_first_section_relro): New function.
10615 (Output_segment::maximum_alignment): If there is a relro section,
10616 align the segment to the common page size.
10617 (Output_segment::set_section_addresses): Track whether we are
10618 looking at relro sections. If the last section is a relro
10619 section, align to the common page size.
10620 (Output_segment::set_section_list_addresses): Add in_relro
10621 parameter. Change all callers. Align to the page size when
10622 moving from relro to non-relro section.
10623 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10625 * output.h (class Output_section): Add is_relro_ and
10626 is_relro_local_ fields.
10627 (Output_section::is_relro): New function.
10628 (Output_section::set_is_relro): New function.
10629 (Output_section::is_relro_local): New function.
10630 (Output_section::set_is_relro_local): New function.
10631 (class Output_segment): Update declarations.
10632 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10633 * sparc.cc (Target_sparc::got_section): Likewise.
10634 * x86_64.cc (Target_x86_64::got_section): Likewise.
10635 * testsuite/relro_test_main.cc: New file.
10636 * testsuite/relro_test.cc: New file.
10637 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10638 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10639 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10640 (relro_test.so, relro_test_pic.o): New targets.
10641 * testsuite/Makefile.in: Rebuild.
10643 2008-05-16 Ian Lance Taylor <iant@google.com>
10645 * output.cc (Output_segment::add_output_section): Remove front
10647 * output.h (class Output_segment): Remove
10648 add_initial_output_section and overloaded add_output_section.
10649 Update declaration of remaining add_output_section.
10650 * layout.cc (Layout::create_interp): Call add_output_section
10651 rather than add_initial_output_section.
10652 (Layout::finish_dynamic_section): Likewise.
10654 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10655 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10656 know the dynamic type.
10657 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10658 field. Initialize it in constructor.
10659 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10660 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10661 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10664 * output.cc (Output_reloc::get_address): Change return type to
10666 * output.h (class Output_reloc): Update get_address declaration.
10667 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10668 for section addresses.
10670 2008-05-09 Ian Lance Taylor <iant@google.com>
10673 * gold.cc (gold_nomem): Use return value of write.
10675 2008-05-08 Ian Lance Taylor <iant@google.com>
10677 * symtab.c (Symbol::init_base_output_data): Add version
10678 parameter. Change all callers.
10679 (Symbol::init_base_output_segment): Likewise.
10680 (Symbol::init_base_constant): Likewise.
10681 (Symbol::init_base_undefined): Likewise.
10682 (Sized_symbol::init_output_data): Likewise.
10683 (Sized_symbol::init_output_segment): Likewise.
10684 (Sized_symbol::init_constant): Likewise.
10685 (Sized_symbol::init_undefined): Likewise.
10686 (Symbol_table::do_define_in_output_data): If the new symbol has a
10687 version, mark it as the default.
10688 (Symbol_table::do_define_in_output_segment): Likewise.
10689 (Symbol_table::do_define_as_constant): Likewise.
10690 * symtab.h (class Symbol): Update declarations.
10691 (class Sized_symbol): Likewise.
10692 * resolve.cc (Symbol::override_version): New function.
10693 (Symbol::override_base): Call override_version.
10694 (Symbol::override_base_with_special): Likewise.
10695 * testsuite/ver_script_8.script: New file.
10696 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10697 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10698 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10699 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10701 2008-05-06 Ian Lance Taylor <iant@google.com>
10704 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10706 (class General_options): Remove existing --undefined, and add
10707 --no-undefined instead. Add new --undefined as synonym for -u.
10708 * archive.cc (Archive::add_symbols): Check whether symbol was
10710 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10711 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10712 all uses. Add IS_UNDEFINED. Update declarations to split
10713 different versions of init_base. Declare init_base_undefined.
10714 (Symbol::is_defined): Handle IS_UNDEFINED.
10715 (Symbol::is_undefined): Likewise.
10716 (Symbol::is_weak_undefined): Call is_undefined.
10717 (Symbol::is_absolute): Handle IS_CONSTANT.
10718 (class Sized_symbol): Update declarations to split different
10719 versions of init. Declare init_undefined.
10720 (class Symbol_table): Declare new functions.
10721 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10722 Change all callers.
10723 (Symbol::init_base_output_data): Likewise.
10724 (Symbol::init_base_output_segment): Likewise.
10725 (Symbol::init_base_constant): Likewise.
10726 (Symbol::init_base_undefined): New function.
10727 (Sized_symbol::init_object): Rename from init. Change all
10729 (Sized_symbol::init_output_data): Likewise.
10730 (Sized_symbol::init_output_segment): Likewise.
10731 (Sized_symbol::init_constant): Likewise.
10732 (Sized_symbol::init_undefined): New function.
10733 (Symbol_table::add_undefined_symbols_from_command_line): New
10735 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10737 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10738 (Symbol::output_section): Likewise.
10739 (Symbol::set_output_section): Likewise.
10740 (Symbol_table::sized_finalize_symbol): Likewise.
10741 (Symbol_table::sized_write_globals): Likewise.
10742 * resolve.cc (Symbol_table::should_override): Likewise.
10743 (Symbol::override_base_with_special): Likewise.
10745 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10746 symbol, change it to have default visibility.
10747 * testsuite/protected_1.cc: New file.
10748 * testsuite/protected_2.cc: New file.
10749 * testsuite/protected_3.cc: New file.
10750 * testsuite/protected_main_1.cc: New file.
10751 * testsuite/protected_main_2.cc: New file.
10752 * testsuite/protected_main_3.cc: New file.
10753 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10754 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10755 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10756 (protected_1.so): New target.
10757 (protected_1_pic.o, protected_2_pic.o): New targets.
10758 (protected_3_pic.o): New target.
10759 (check_PROGRAMS): Add protected_2.
10760 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10761 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10762 * testsuite/Makefile.in: Rebuild.
10764 * options.h (DEFINE_var): Add set_user_set_##varname__.
10765 (DEFINE_bool_alias): New macro.
10766 (class General_options): Define -Bstatic using DEFINE_bool_alias
10767 rather than DEFINE_special. Add --undefined as an alias for -z
10769 * options.cc (General_options::parse_Bstatic): Remove.
10771 * options.h (class General_options): Add --fatal-warnings.
10772 * main.cc (main): Implement --fatal-warnings.
10773 * errors.h (Errors::warning_count): New function.
10775 * options.h (class General_options): Add -Bsymbolic-functions.
10776 * symtab.h (Symbol::is_preemptible): Check for
10777 -Bsymbolic-functions.
10779 2008-05-05 Ian Lance Taylor <iant@google.com>
10781 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10782 as noVARNAME rather than no-VARNAME.
10783 (class General_options): Add option -z combreloc.
10784 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10786 (Output_reloc::sort_before) [SHT_REL]: New function.
10787 (Output_reloc::sort_before) [SHT_RELA]: New function.
10788 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10789 Sort_relocs_comparison.
10790 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10791 parameter. Change all callers.
10792 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10793 sort_relocs parameter. Change all callers.
10794 * output.cc (Output_reloc::get_address): New function, broken out
10796 (Output_reloc::write_rel): Call it.
10797 (Output_reloc::compare): New function.
10798 (Output_data_reloc_base::do_write): Optionally sort relocs.
10800 * configure.ac: If targ_extra_obj is set, link it in.
10801 * configure.tgt: Initialize all variables.
10802 (x86_64*): Set targ_extra_obj and targ_extra_size.
10803 * configure: Rebuild.
10805 * object.cc (Sized_relobj::include_section_group): Adjust section
10806 indexes read from group data. Build vector to pass to
10808 * layout.cc (Layout::layout_group): Add flags and shndxes
10809 parameters. Remove contents parameter. Change caller. Update
10810 explicit instantiations.
10811 * layout.h (class Layout): Update layout_group declaration.
10812 * output.cc (Output_data_group::Output_data_group): Add flags and
10813 input_shndxes parameters. Remove contents parameter. Change
10815 (Output_data_group::do_write): Change input_sections_ to
10817 * output.h (class Output_data_group): Update constructor
10818 declaration. Rename input_sections_ to input_shndxes_.
10819 * testsuite/many_sections_test.cc: Add template.
10821 2008-04-30 Cary Coutant <ccoutant@google.com>
10823 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10825 * layout.cc (Layout::include_section): Refactored check for debug
10827 (Layout::add_comdat): Add new parameters. Change type
10828 of signature parameter. Add object and shndx to signatures table.
10829 (Layout::find_kept_object): New function.
10830 * layout.h: Include <cstring>.
10831 (Layout::is_debug_info_section): New function.
10832 (Layout::add_comdat): Add new parameters.
10833 (Layout::find_kept_object): New function.
10834 (Layout::Kept_section): New struct.
10835 (Layout::Signatures): Change type of map range.
10836 * object.cc (Relobj::output_section_address): New function.
10837 (Sized_relobj::include_section_group): Add new parameters. Change
10838 calls to Layout::add_comdat. Change to build table of kept comdat
10839 groups and table mapping discarded sections to kept sections.
10840 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10841 (Sized_relobj::do_layout): Change calls to include_section_group and
10842 include_linkonce_section.
10843 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10844 value to zero when section is discarded.
10845 (Sized_relobj::map_to_kept_section): New function.
10846 * object.h (Relobj::output_section_address): New function.
10847 (Relobj::Comdat_group): New type.
10848 (Relobj::find_comdat_group): New function.
10849 (Relobj::Comdat_group_table): New type.
10850 (Relobj::Kept_comdat_section): New type.
10851 (Relobj::Kept_comdat_section_table): New type.
10852 (Relobj::add_comdat_group): New function.
10853 (Relobj::set_kept_comdat_section): New function.
10854 (Relobj::get_kept_comdat_section): New function.
10855 (Relobj::comdat_groups_): New field.
10856 (Relobj::kept_comdat_sections_): New field.
10857 (Symbol_value::input_value): Update comment.
10858 (Sized_relobj::map_to_kept_section) New function.
10859 (Sized_relobj::include_linkonce_section): Add new parameter.
10860 * target-reloc.h (Comdat_behavior): New type.
10861 (get_comdat_behavior): New function.
10862 (relocate_section): Add code to map a discarded section to the
10863 corresponding kept section when applying a relocation.
10865 2008-04-30 Craig Silverstein <csilvers@google.com>
10867 * dwarf_reader.cc (next_generation_count): New static var.
10868 (Addr2line_cache_entry): New struct.
10869 (addr2line_cache): New static var.
10870 (Dwarf_line_info::one_addr2line): Added caching.
10871 (Dwarf_line_info::clear_addr2line_cache): New function.
10872 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10873 cache-size parameter.
10874 (Dwarf_line_info::one_addr2line_cache): New function.
10875 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10876 new cache-size argument to one_addr2line(), and clear cache.
10878 2008-04-28 Cary Coutant <ccoutant@google.com>
10880 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10881 R_386_PC8 relocations.
10883 2008-04-23 Ian Lance Taylor <iant@google.com>
10885 * object.cc (Sized_relobj::include_section_group): Check for
10886 invalid section group.
10888 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10891 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10892 than read for file header.
10893 * archive.cc (Archive::include_member): Likewise.
10895 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10897 * aclocal.m4: Regenerate.
10898 * configure: Regenerate.
10900 2008-04-19 Ian Lance Taylor <iant@google.com>
10902 * version.cc (version_string): Bump to 1.6.
10904 * testsuite/Makefile.am (many_sections_r_test): New target.
10905 (many_sections_r_test_SOURCES): Remove.
10906 (many_sections_r_test_DEPENDENCIES): Remove.
10907 (many_sections_r_test_LDFLAGS): Remove.
10908 (many_sections_r_test_LDADD): Remove.
10910 * object.cc (Sized_relobj::do_add_symbols): Always pass
10911 local_symbol_count_ to add_from_relobj.
10913 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10914 every thousand variables.
10915 * testsuite/Makefile.in: Rebuild.
10917 * object.cc (Xindex::initialize_symtab_xindex): New function.
10918 (Xindex::read_symtab_xindex): New function.
10919 (Xindex::sym_xindex_to_shndx): New function.
10920 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10922 (Sized_relobj::do_initialize_xindex): New function.
10923 (Sized_relobj::do_read_symbols): Adjust section links.
10924 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10925 parameter. Change all callers.
10926 (Sized_relobj::include_section_group): Adjust section links and
10927 symbol section indexes.
10928 (Sized_relobj::do_layout): Adjust section links.
10929 (Sized_relobj::do_count_local_symbols): Adjust section links and
10930 symbol section indexes.
10931 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10932 ordinary and special symbols.
10933 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10934 dynsym_xindex parameters. Change all callers. Adjust section
10935 links. Use SHN_XINDEX when needed.
10936 (Sized_relobj::get_symbol_location_info): Adjust section links.
10937 Don't get fooled by special symbols.
10938 * object.h (class Xindex): Define.
10939 (class Object): Add xindex_ parameter. Declare virtual functoin
10940 do_initialize_xindex.
10941 (Object::adjust_sym_shndx): New function.
10942 (Object::set_xindex): New protected function.
10943 (class Symbol_value): Add is_ordinary_shndx_ field.
10944 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10945 (Symbol_value::value): Assert ordinary section.
10946 (Symbol_value::initialize_input_to_output_map): Likewise.
10947 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10948 Change all callers.
10949 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10951 (class Sized_relobj): Update declarations.
10952 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10953 parameter. Change all callers.
10954 (Sized_relobj::adjust_shndx): New function.
10955 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10957 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10958 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10959 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10960 (Sized_dynobj::read_dynsym_section): Adjust section links.
10961 (Sized_dynobj::read_dynamic): Likewise.
10962 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10964 (Sized_dynobj::do_initialize_xindex): New function.
10965 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10966 do_initialize_xindex.
10967 (Sized_dynobj::adjust_shndx): New function.
10968 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10969 dynsym_xindex_ fields.
10970 (Layout::finalize): Add a call to set_section_indexes before
10971 creating the symtab sections.
10972 (Layout::set_section_indexes): Don't do anything if the section
10973 already has a section index.
10974 (Layout::create_symtab_sections): Add shnum parameter. Change
10975 caller. Create .symtab_shndx section if needed.
10976 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10978 (Layout::allocated_output_section_count): New function.
10979 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10981 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10982 fields. Update declarations.
10983 (Layout::symtab_xindex): New function.
10984 (Layout::dynsym_xindex): New function.
10985 (class Write_symbols_task): Add layout_ field.
10986 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10988 * output.cc (Output_section_headers::Output_section_headers): Add
10989 shstrtab_section parameter. Change all callers.
10990 (Output_section_headers::do_sized_write): Store overflow values
10991 for section count and section string table section index in
10992 section header zero.
10993 (Output_file_header::do_sized_write): Check for overflow of
10994 section count and section string table section index.
10995 (Output_symtab_xindex::do_write): New function.
10996 (Output_symtab_xindex::endian_do_write): New function.
10997 * output.h (class Output_section_headers): Add shstrtab_section_.
10998 Update declarations.
10999 (class Output_symtab_xindex): Define.
11000 (Output_section::has_out_shndx): New function.
11001 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11003 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11004 Change all callers.
11005 (Sized_symbol::init): Likewise.
11006 (Symbol::output_section): Check for ordinary symbol.
11007 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11008 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11010 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11011 Change all callers. Simplify handling of symbols from sections
11012 not included in the link.
11013 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11015 (Weak_alias_sorter::operator()): Assert that symbols are
11017 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11019 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11020 parameters. Change all callers.
11021 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11022 symbol distinction. Use SHN_XINDEX when needed.
11023 (Symbol_table::write_section_symbol): Add symtab_xindex
11024 parameter. Change all callers.
11025 (Symbol_table::sized_write_section_symbol): Likewise. Use
11026 SHN_XINDEX when needed.
11027 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11029 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11030 (Symbol::is_defined): Check is_ordinary.
11031 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11032 (Symbol::is_absolute, Symbol::is_common): Likewise.
11033 (class Sized_symbol): Update declarations.
11034 (class Symbol_table): Update declarations.
11035 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11036 parameters. Change all callers.
11037 (Sized_symbol::override): Likewise.
11038 (Symbol_table::override): Likewise.
11039 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11040 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11041 is_ordinary, and orig_st_shndx parameters. Change all callers.
11042 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11043 to be in an ordinary section.
11044 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11045 object and is_ordinary parameters. Change all callers.
11046 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11047 Change all callers. Don't add undefined or non-ordinary symbols
11049 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11050 Change all callers.
11051 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11053 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11054 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11055 (Sized_relobj::relocate_sections): Likewise.
11056 * target-reloc.h (scan_relocs): Adjust section symbol index.
11057 (scan_relocatable_relocs): Likewise.
11058 * i386.cc (Scan::local): Check for ordinary symbols.
11059 * sparc.cc (Scan::local): Likewise.
11060 * x86_64.cc (Scan::local): Likewise.
11061 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11062 to symbol_section_and_value.
11063 * testsuite/many_sections_test.cc: New file.
11064 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11065 (check_PROGRAMS): Add many_sections_test.
11066 (many_sections_test_SOURCES): Define.
11067 (many_sections_test_DEPENDENCIES): Define.
11068 (many_sections_test_LDFLAGS): Define.
11069 (BUILT_SOURCES): Add many_sections_define.h.
11070 (many_sections_define.h): New target.
11071 (BUILT_SOURCES): Add many_sections_check.h.
11072 (many_sections_check.h): New target.
11073 (check_PROGRAMS): Add many_sections_r_test.
11074 (many_sections_r_test_SOURCES): Define.
11075 (many_sections_r_test_DEPENDENCIES): Define.
11076 (many_sections_r_test_LDFLAGS): Define.
11077 (many_sections_r_test_LDADD): Define.
11078 (many_sections_r_test.o): New target.
11079 * testsuite/Makefile.in: Rebuild.
11081 2008-04-17 Cary Coutant <ccoutant@google.com>
11083 * errors.cc (Errors::info): New function.
11084 (gold_info): New function.
11085 * errors.h (Errors::info): New function.
11086 * gold.h (gold_info): New function.
11087 * object.cc (Input_objects::add_object): Print trace output.
11088 * options.cc (options::parse_set): New function.
11089 (General_options::parse_wrap): Deleted.
11090 (General_options::General_options): Deleted initializer.
11091 * options.h (options::String_set): New typedef.
11092 (options::parse_set): New function.
11093 (DEFINE_set): New macro.
11094 (General_options::wrap): Changed to use DEFINE_set. Changed
11095 callers of any_wrap_symbols and is_wrap_symbol.
11096 (General_options::trace, General_options::trace_symbol):
11098 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11099 (General_options::wrap_symbols_): Deleted.
11100 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11102 2008-04-17 David S. Miller <davem@davemloft.net>
11104 * options.cc (General_options::parse_V): New function.
11105 * options.h: Add entries for -V and -Qy.
11107 2008-04-17 Ian Lance Taylor <iant@google.com>
11109 * common.cc (Symbol_table::allocate_commons): Remove options
11110 parameter. Change caller.
11111 (Symbol_table::do_allocate_commons): Remove options parameter.
11112 Change caller. Just call do_allocate_commons_list twice.
11113 (Symbol_table::do_allocate_commons_list): New function, broken out
11114 of do_allocate_commons.
11115 * common.h (class Allocate_commons_task): Remove options_ field.
11116 Update constructor.
11117 * symtab.cc (Symbol_table::Symbol_table): Initialize
11119 (Symbol_table::add_from_object): Put TLS common symbols on
11121 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11122 which are IN_OUTPUT_DATA.
11123 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11124 allocate_commons and do_allocate_commons declarations. Declare
11125 do_allocate_commons_list.
11126 * gold.cc (queue_middle_tasks): Update creation of
11127 Allocate_commons_task to not pass options.
11128 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11129 (TLS_TEST_C_FLAGS): New variable.
11130 (tls_test_c_pic.o): New target.
11131 (tls_test_shared.so): Link in tls_test_c_pic.o.
11132 (tls_test_c_pic_ie.o): New target.
11133 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11134 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11135 (tls_test_c.o): New target.
11136 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11137 (tls_pic_test_LDADD): Likewise.
11138 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11139 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11140 (tls_test_c_gnu2.o): New target.
11141 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11143 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11144 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11145 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11146 * testsuite/tls_test.cc: Include "config.h".
11147 (t_last): Call t11_last.
11148 * testsuite/tls_test.h (t11, t11_last): Declare.
11149 * testsuite/tls_test_c.c: New file.
11150 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11151 * configure.ac: Check for OpenMP support.
11152 * configure, config.in, Makefile.in: Rebuild.
11153 * testsuite/Makefile.in: Rebuild.
11155 2008-04-16 Cary Coutant <ccoutant@google.com>
11157 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11158 (Target_i386::tls_base_symbol_defined_): New field.
11159 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11160 (Target_i386::Scan::global): Likewise.
11161 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11162 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11163 (Target_x86_64::tls_base_symbol_defined_): New field.
11164 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11165 (Target_x86_64::Scan::global): Likewise.
11167 2008-04-16 Cary Coutant <ccoutant@google.com>
11169 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11170 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11171 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11172 building shared libraries.
11173 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11174 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11175 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11176 * testsuite/Makefile.in: Rebuild.
11177 * testsuite/weak_undef.h: New file.
11178 * testsuite/weak_undef_file1.cc: Add extra test cases.
11179 * testsuite/weak_undef_file2.cc: Likewise.
11180 * testsuite/weak_undef_test.cc: Likewise.
11182 2008-04-16 David S. Miller <davem@davemloft.net>
11184 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11185 Add issued_non_pic_error_ field. Declare check_non_pic.
11186 (Target_sparc::Scan::check_non_pic): New function.
11187 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11188 (Target_sparc::Scan::global): Likewise.
11190 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11191 * configure: Rebuild.
11193 * options.h (DEFINE_enable): New macro.
11194 (new_dtags): New enable option.
11195 (initfirst, interpose, loadfltr, nodefaultlib,
11196 nodelete, nodlopen, nodump): New -z options.
11197 * layout.cc (Layout:finish_dynamic_section): If new
11198 dtags enabled, emit DT_RUNPATH. Also, emit a
11199 DT_FLAGS_1 containing any specified -z flags.
11201 2008-04-16 Ian Lance Taylor <iant@google.com>
11203 * copy-relocs.cc: New file.
11204 * copy-relocs.h: New file.
11205 * reloc.cc: Remove Copy_relocs code.
11206 * reloc.h: Likewise.
11207 * reloc-types.h (struct Reloc_types) [both versions]: Add
11208 get_reloc_addend_noerror.
11209 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11210 variants of add_global which take an addend which must be zero.
11211 * i386.cc: Include "copy-relocs.h".
11212 (class Target_i386): Change type of copy_relocs_ to variable,
11213 update initializer.
11214 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11215 Change all callers.
11216 (Target_i386::do_finalize_sections): Change handling of
11218 * sparc.cc: Include "copy-relocs.h".
11219 (class Target_sparc): Change type of copy_relocs_ to variable,
11220 update initializer.
11221 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11222 Change all callers.
11223 (Target_sparc::do_finalize_sections): Change handling of
11225 * x86_64.cc: Include "copy-relocs.h".
11226 (class Target_x86_64): Change type of copy_relocs_ to variable,
11227 update initializer.
11228 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11229 class. Change all callers.
11230 (Target_x86_64::do_finalize_sections): Change handling of
11232 * Makefile.am (CCFILES): Add copy-relocs.cc.
11233 (HFILES): Add copy-relocs.h.
11235 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11237 * testsuite/script_test_4.sh: Permit leading zeroes.
11239 2008-04-15 Ian Lance Taylor <iant@google.com>
11241 * script-sections.cc (Script_sections::create_segments): Use
11242 header_size_adjustment even when there is enough room for the
11244 * testsuite/script_test_4.sh: New file.
11245 * testsuite/script_test_4.t: New file.
11246 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11247 (check_DATA): Add script_test_4.stdout.
11248 (MOSTLYCLEANFILES): Likewise.
11249 (script_test_4): New target.
11250 (script_test_4.stdout): New target.
11251 * testsuite/Makefile.in: Rebuild.
11253 * sparc.cc: Add definitions for Output_data_plt_sparc class
11256 2008-04-14 David S. Miller <davem@davemloft.net>
11258 * sparc.cc: New file.
11259 * Makefile.am (TARGETSOURCES): Add sparc.cc
11260 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11261 * configure.tgt: Document targ_extra_size and
11262 targ_extra_big_endian. Add entries for sparc-* and
11264 * configure.ac: Handle targ_extra_size and
11265 targ_extra_big_endian.
11266 * Makefile.in: Rebuild.
11267 * configure: Likewise.
11268 * po/POTFILES.in: Likewise.
11269 * po/gold.pot: Likewise.
11271 2008-04-14 Ian Lance Taylor <iant@google.com>
11273 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11274 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11275 in the name/type/flags to section mapping. Don't call
11276 allocate_output_section.
11277 (Layout::choose_output_section): Change parameter from adjust_name
11278 to is_input_section. Don't permit input sections after sections
11279 are attached to segments. Don't call allocate_output_section.
11280 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11281 not write_enable_output_section.
11282 (Layout::make_output_section): Don't push to
11283 unattached_section_list_ nor call attach_to_segment. Call
11284 attach_section_to_segment if sections are attached.
11285 (Layout::attach_sections_to_segments): New function.
11286 (Layout::attach_section_to_segment): New function.
11287 (Layout::attach_allocated_section_to_segment): Rename from
11288 attach_to_segment. Remove flags parameter.
11289 (Layout::allocate_output_section): Remove function.
11290 (Layout::write_enable_output_section): Remove function.
11291 * layout.h (class Layout): Update for above changes. Add new
11292 field sections_are_attached_.
11293 * output.h (Output_section::update_flags_for_input_section): New
11295 * output.cc (Output_section::add_input_section): Call
11296 update_flags_for_input_section.
11297 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11299 2008-04-11 Cary Coutant <ccoutant@google.com>
11301 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11302 thought unnecessary.
11303 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11305 2008-04-11 Ian Lance Taylor <iant@google.com>
11307 * output.h (class Output_section_data): Remove inline definition
11309 * output.cc (Output_section_data::set_addralign): New function.
11311 2008-04-11 Cary Coutant <ccoutant@google.com>
11313 Add support for TLS descriptors for i386 and x86_64.
11314 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11315 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11316 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11318 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11319 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11320 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11322 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11323 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11324 Fix problem with initial-exec relocations.
11325 (Target_i386::Relocate::relocate_tls): Likewise.
11326 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11328 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11329 support for section-plus-offset dynamic table entries.
11330 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11331 (Output_data_dynamic::Dynamic_entry): Add support for
11332 section-plus-offset dynamic table entries.
11333 (Output_data_dynamic::Classification): Likewise.
11334 (Output_data_dynamic::classification_): Renamed offset_.
11335 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11336 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11337 (Target_x86_64::make_plt_section): New function.
11338 (Target_x86_64::reserve_tlsdesc_entries): New function.
11339 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11340 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11341 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11342 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11343 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11344 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11345 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11346 add extra PLT entry for TLS descriptors.
11347 (Output_data_plt_x86_64::got_): New field.
11348 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11349 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11351 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11353 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11354 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11355 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11356 R_386_TLS_DESC_CALL relocations.
11357 (Target_x86_64::Scan::global): Likewise.
11358 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11359 for TLS descriptors.
11360 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11361 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11362 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11363 GD-to-IE relaxation.
11364 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11365 and TLS_DESCRIPTORS.
11366 * Makefile.in: Rebuild.
11367 * configure: Rebuild.
11368 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11369 (tls_test_shared2.so): New target.
11370 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11371 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11372 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11373 (tls_shared_gd_to_ie_test_LDADD): New variable.
11374 (tls_shared_gnu2_gd_to_ie_test): New target.
11375 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11377 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11378 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11379 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11380 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11381 (tls_shared_gnu2_test): New target.
11382 (tls_test_gnu2_shared.so): New target.
11383 (tls_shared_gnu2_test_SOURCES): New variable.
11384 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11385 (tls_shared_gnu2_test_LDFLAGS): New variable.
11386 (tls_shared_gnu2_test_LDADD): New variable.
11387 * testsuite/Makefile.in: Rebuild.
11388 * testsuite/Makefile.
11390 2008-04-11 Ian Lance Taylor <iant@google.com>
11392 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11394 * testsuite/Makefile.in: Rebuild.
11396 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11398 * testsuite/script_test_2.cc (main): Adjust test.
11400 2008-04-11 David S. Miller <davem@davemloft.net>
11401 Ian Lance Taylor <iant@google.com>
11403 * options.h (General_options): Add entries for '-Y' and
11405 * options.cc (General_options:finalize): If -Y was used, add those
11406 entries to the library path instead of the default "/lib" and
11409 2008-04-11 David S. Miller <davem@davemloft.net>
11411 * testsuite/justsyms.t: Start at 0x100.
11412 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11413 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11415 * testsuite/script_test_2.cc: Adjust string and section length
11418 2008-04-09 Ian Lance Taylor <iant@google.com>
11421 * script-sections.cc (Sections_element::allocate_to_segment): Add
11423 (Output_section_definition::allocate_to_segment): Likewise.
11424 (Orphan_output_section::allocate_to_segment): Likewise.
11425 (Script_sections::attach_sections_using_phdrs_clause): Don't
11426 propagate non-PT_LOAD segments to orphan sections.
11427 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11428 readelf rather than objdump.
11429 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11430 .interp section and PT_INTERP segment are the same size.
11431 * testsuite/Makefile.in: Rebuild.
11433 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11434 aliases for symbols defined in the same object.
11435 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11436 (weak_alias_test_SOURCES): New variable.
11437 (weak_alias_test_DEPENDENCIES): New variable.
11438 (weak_alias_test_LDFLAGS): New variable.
11439 (weak_alias_test_LDADD): New variable.
11440 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11441 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11442 (weak_alias_test_3.o): New target.
11443 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11444 * testsuite/weak_alias_test_main.cc: New file.
11445 * testsuite/weak_alias_test_1.cc: New file.
11446 * testsuite/weak_alias_test_2.cc: New file.
11447 * testsuite/weak_alias_test_3.cc: New file.
11449 2008-04-08 Ian Lance Taylor <iant@google.com>
11451 * options.h (class General_options): Add --noinhibit-exec option.
11452 * main.cc (main): Check --noinhibit-exec.
11454 * options.h (class General_options): Define --wrap as a special
11455 option. Add wrap_symbols_ field.
11456 (General_options::any_wrap_symbols): New function.
11457 (General_options::is_wrap_symbol): New function.
11458 * options.cc (General_options::parse_wrap): New function.
11459 (General_options::General_options): Initialize wrap_symbols_.
11460 * symtab.cc (Symbol_table::wrap_symbol): New function.
11461 (Symbol_table::add_from_object): Handle --wrap.
11462 * symtab.h (class Symbol_table): Declare wrap_symbol.
11463 * target.h (Target::wrap_char): New function.
11464 (Target::Target_info): Add wrap_char field.
11465 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11466 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11467 * testsuite/testfile.cc (Target_test::test_target_info):
11470 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11473 * layout.h (class Layout): Add added_eh_frame_data_ field.
11474 * layout.cc (Layout::Layout): Initialize new field.
11475 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11476 output section until we find a section we merged successfully.
11477 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11478 that the size be non-zero.
11480 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11483 2008-04-08 Craig Silverstein <csilvers@google.com>
11485 * configure.ac: Export new conditional variable HAVE_ZLIB.
11486 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11488 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11489 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11491 2008-04-07 Ian Lance Taylor <iant@google.com>
11493 * version.cc (version_string): Set to "1.5".
11495 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11496 Add issued_non_pic_error_ field. Declare check_non_pic.
11497 (Target_x86_64::Scan::check_non_pic): New function.
11498 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11499 (Target_x86_64::Scan::global): Likewise.
11501 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11502 addend parameter. Change caller. Handle merge sections.
11503 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11504 Address to Addend. Don't add in the result of
11505 local_section_offset, pass down the addend and use the returned
11507 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11508 Update declarations of local_section_offset and symbol_value.
11509 * testsuite/two_file_test_1.cc (t18): New function.
11510 * testsuite/two_file_test_2.cc (f18): New function.
11511 * testsuite/two_file_test_main.cc (main): Call t18.
11512 * testsuite/two_file_test.h (t18, f18): Declare.
11514 * configure.ac: Don't test for objdump, c++filt, or readelf.
11515 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11517 (TEST_READELF): New variable.
11518 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11519 (check_PROGRAMS): Add two_file_strip_test.
11520 (two_file_strip_test): New target.
11521 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11522 (two_file_same_shared_strip_test_SOURCES): New variable.
11523 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11524 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11525 (two_file_same_shared_strip_test_LDADD): New variable.
11526 (two_file_shared_strip.so): New target.
11527 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11528 (ver_test_5.syms, ver_test_7.syms): Likewise.
11529 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11530 (strip_test_3.stdout): Use TEST_OBJDUMP.
11531 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11533 2008-04-04 Cary Coutant <ccoutant@google.com>
11535 * symtab.h (Symbol::is_weak_undefined): New function.
11536 (Symbol::is_strong_undefined): New function.
11537 (Symbol::is_absolute): New function.
11538 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11539 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11541 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11542 (weak_undef_test): New target.
11543 * testsuite/Makefile.in: Rebuild.
11544 * testsuite/weak_undef_file1.cc: New file.
11545 * testsuite/weak_undef_file2.cc: New file.
11546 * testsuite/weak_undef_test.cc: New file.
11548 2008-04-03 Craig Silverstein <csilvers@google.com>
11550 * compressed_output.h (class Output_compressed_section): Use
11552 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11554 (zlib_compressed_suffix): Removed.
11555 (Output_compressed_section::set_final_data_size): Use unsigned
11557 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11558 Fix linker invocation.
11559 (flagstest_o_specialfile_and_compress_debug_sections):
11561 * testsuite/Makefile.in: Regenerated.
11563 2008-04-02 David S. Miller <davem@davemloft.net>
11565 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11566 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11568 2008-04-02 Craig Silverstein <csilvers@google.com>
11572 2008-04-02 Ian Lance Taylor <iant@google.com>
11574 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11575 parameters. Update for new key type to views_. Change all
11577 (File_read::read): Adjust for byteshift in returned view.
11578 (File_read::add_view): New function, broken out of
11579 find_and_make_view.
11580 (File_read::make_view): New function, broken out of
11581 find_and_make_view.
11582 (File_read::find_or_make_view): Add offset and aligned
11583 parameters. Rewrite accordingly. Change all callers.
11584 (File_read::get_view): Add offset and aligned parameters. Adjust
11585 for byteshift in return value.
11586 (File_read::get_lasting_view): Likewise.
11587 * fileread.h (class File_read): Update declarations.
11588 (class File_read::View): Add byteshift_ field. Add byteshift to
11589 constructor. Add byteshift method.
11590 * archive.h (Archive::clear_uncached_views): New function.
11591 (Archive::get_view): Add aligned parameter. Change all callers.
11592 * object.h (Object::get_view): Add aligned parameter. Change all
11594 (Object::get_lasting_view): Likewise.
11596 * fileread.cc (File_read::release): Don't call clear_views if
11597 there are multiple objects.
11598 * fileread.h (File_read::clear_uncached_views): New function.
11599 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11602 2008-03-31 Cary Coutant <ccoutant@google.com>
11604 Add thin archive support.
11605 * archive.cc (Archive::armagt): New const.
11606 (Archive::setup): Remove task parameter and calls to unlock.
11607 (Archive::unlock_nested_archives): New function.
11608 (Archive::read_header): Add nested_off parameter. Change
11610 (Archive::interpret_header): Likewise.
11611 (Archive::include_all_members): Change to handle thin
11613 (Archive::include_member): Likewise.
11614 * archive.h (Archive::Archive): Add new parameters and
11616 (Archive::armagt): New const.
11617 (Archive::setup): Remove task parameter.
11618 (Archive::unlock_nested_archives): New function.
11619 (Archive::read_header): Add nested_off parameter.
11620 (Archive::interpret_header): Likewise.
11621 (Archive::Nested_archive_table): New typedef.
11622 (Archive::is_thin_archive_): New field.
11623 (Archive::nested_archives_): New field.
11624 (Archive::options_): New field.
11625 (Archive::dirpath_): New field.
11626 (Archive::task_): New field.
11627 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11628 for thin archives. Pass additional parameters to
11629 Archive::Archive. Unlock the archive file after calling
11632 2008-03-29 Ian Lance Taylor <iant@google.com>
11634 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11635 version symbol to be local.
11636 * testsuite/ver_test_4.sh: New file.
11637 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11638 (check_DATA): Add ver_test_4.syms.
11639 (ver_test_4.syms): New target.
11640 * testsuite/Makefile.in: Rebuild.
11643 (Output_section::Input_section_sort_entry::has_priority): New
11645 (Output_section::Input_section_sort_entry::match_file_name): New
11647 (Output_section::Input_section_sort_entry::match_section_name):
11649 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11651 (Output_section::Input_section_sort_entry::match_section_file):
11653 (Output_section::Input_section_sort_compare::operator()): Rewrite
11654 using new Input_section_sort_entry functions. Sort crtbegin and
11655 crtend first. Sort sections with no priority before sections with
11657 * testsuite/initpri1.c (d3): Check j != 4.
11658 (cd5): New constructor/destructor function.
11659 (main): Check j != 2.
11661 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11662 new symbol when resolving, don't call set_is_default.
11663 * testsuite/ver_test_7.cc: New file.
11664 * testsuite/ver_test_7.sh: New file.
11665 * testsuite/Makefile.am (ver_test_7.so): New target.
11666 (ver_test_7.o): New target.
11667 (check_SCRIPTS): Add ver_test_7.sh.
11668 (check_DATA): Add ver_test_7.syms.
11669 (ver_test_7.syms): New target.
11671 2008-03-28 Ian Lance Taylor <iant@google.com>
11673 * layout.cc (Layout::layout): If we see an input section with a
11674 name that needs sorting, set the must_sort flag for the output
11676 (Layout::make_output_section): If the name of the output section
11677 indicates that it might require sorting, set the may_sort flag.
11678 * output.h (Output_section::may_sort_attached_input_sections): New
11680 (Output_section::set_may_sort_attached_input_sections): New
11682 (Output_section::must_sort_attached_input_sections): New
11684 (Output_section::set_must_sort_attached_input_sections): New
11686 (class Output_section): Declare Input_section_sort_entry. Define
11687 Input_section_sort_compare. Declare
11688 sort_attached_input_sections. Add new fields:
11689 may_sort_attached_input_sections_,
11690 must_sort_attached_input_sections_,
11691 attached_input_sections_are_sorted_.
11692 * output.cc (Output_section::Output_section): Initialize new
11694 (Output_section::add_input_section): Add an entry to
11695 input_sections_ if may_sort or must_sort are true.
11696 (Output_section::set_final_data_size): Call
11697 sort_attached_input_sections if necessary.
11698 (Output_section::Input_section_sort_entry): Define new class.
11699 (Output_section::Input_section_sort_compare::operator()): New
11701 (Output_section::sort_attached_input_sections): New function.
11702 * configure.ac: Check whether the compiler supports constructor
11703 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11704 * testsuite/initpri1.c: New file.
11705 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11706 CONSTRUCTOR_PRIORITY.
11707 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11708 (initpri1_LDFLAGS): New variable.
11709 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11711 2008-03-27 Ian Lance Taylor <iant@google.com>
11713 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11714 * testsuite/common_test_1.c: New file.
11715 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11716 (common_test_1_SOURCES): New variable.
11717 (common_test_1_DEPENDENCIES): New variable.
11718 (common_test_1_LDFLAGS): New variable.
11720 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11721 and commons_ correctly when NAME/VERSION does not override
11723 * testsuite/ver_test_6.c: New file.
11724 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11725 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11726 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11728 2008-03-26 Ian Lance Taylor <iant@google.com>
11730 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11731 of an undefined symbol from a version script.
11732 * testsuite/Makefile.am (ver_test_5.so): New target.
11733 (ver_test_5.o): New target.
11734 (check_SCRIPTS): Add ver_test_5.sh.
11735 (check_DATA): Add ver_test_5.syms.
11736 (ver_test_5.syms): New target.
11737 * testsuite/ver_test_5.cc: New file.
11738 * testsuite/ver_test_5.script: New file.
11739 * testsuite/ver_test_5.sh: New file.
11740 * Makefile.in, testsuite/Makefile.in: Rebuild.
11743 Fix problems building gold with gcc 4.3.0.
11744 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11745 (gold_error_at_location, gold_warning_at_location): Use it.
11746 * configure.ac: Check whether we can compile and use a template
11747 function with a printf attribute.
11748 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11749 when jumping over bytes.
11750 * object.cc: Instantiate Object::read_section_data.
11751 * debug.h: Include <cstring>
11752 * dwarf_reader.cc: Include <algorithm>
11753 * main.cc: Include <cstring>.
11754 * options.cc: Include <cstring>.
11755 * output.cc: Include <cstring>.
11756 * script.cc: Include <cstring>.
11757 * script.h: Include <string>.
11758 * symtab.cc: Include <cstring> and <algorithm>.
11759 * target-select.cc: Include <cstring>.
11760 * version.cc: Include <string>.
11761 * testsuite/testmain.cc: Include <cstdlib>.
11762 * configure, config.in: Rebuild.
11764 2008-03-25 Ian Lance Taylor <iant@google.com>
11766 * options.cc: Include "../bfd/bfdver.h".
11767 (options::help): Print bug reporting address.
11769 * version.cc (print_version): Adjust output for current value of
11770 BFD_VERSION_STRING.
11774 * options.cc (options::help): Print list of supported targets.
11775 * target-select.h: Include <vector>.
11776 (class Target_selector): Make machine_, size_, and is_big_endian_
11777 fields const. Add bfd_name_ and instantiated_target_ fields.
11778 (Target_selector::Target_selector): Add bfd_name parameter.
11779 (Target_selector::recognize): Make non-virtual, call
11781 (Target_selector::recognize_by_name): Make non-virtual, call
11782 do_recognize_by_name.
11783 (Target_selector::supported_names): New function.
11784 (Target_selector::bfd_name): New function.
11785 (Target_selector::do_instantiate_target): New pure virtual
11787 (Target_selector::do_recognize): New virtual function.
11788 (Target_selector::do_recognize_by_name): New virtual function.
11789 (Target_selector::instantiate_target): New private function.
11790 (supported_target_names): Declare.
11791 * target-select.cc (Target_selector::Target_selector): Update for
11792 new parameter and fields.
11793 (select_target_by_name): Check that the name matches before
11794 calling recognize_by_name.
11795 (supported_target_names): New function.
11796 * i386.cc (class Target_selector_i386): Update Target_selector
11797 constructor call. Remove recognize and recognize_by_name. Add
11798 do_instantiate_target.
11799 * x86_64.cc (class Target_selector_x86_64): Likewise.
11800 * testsuite/testfile.cc (class Target_selector_test): Update for
11801 changes to Target_selector.
11803 * README: Rewrite, with some notes on unsupported features.
11805 2008-03-24 Cary Coutant <ccoutant@google.com>
11807 * i386.cc (Target_i386::Got_type): New enum declaration.
11808 (Target_i386::Scan::local): Updated callers of Output_data_got
11810 (Target_i386::Scan::global): Likewise.
11811 (Target_i386::Relocate::relocate): Likewise.
11812 (Target_i386::Relocate::relocate_tls): Likewise.
11813 * object.h (Got_offset_list): New class.
11814 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11815 (Sized_relobj::local_got_offset): Likewise.
11816 (Sized_relobj::set_local_got_offset): Likewise.
11817 (Sized_relobj::local_has_tls_got_offset): Removed.
11818 (Sized_relobj::local_tls_got_offset): Removed.
11819 (Sized_relobj::set_local_tls_got_offset): Removed.
11820 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11821 * output.cc (Output_data_got::add_global): Added got_type parameter.
11822 (Output_data_got::add_global_with_rel): Likewise.
11823 (Output_data_got::add_global_with_rela): Likewise.
11824 (Output_data_got::add_global_pair_with_rel): New function.
11825 (Output_data_got::add_global_pair_with_rela): New function.
11826 (Output_data_got::add_local): Added got_type parameter.
11827 (Output_data_got::add_local_with_rel): Likewise.
11828 (Output_data_got::add_local_with_rela): Likewise.
11829 (Output_data_got::add_local_pair_with_rel): New function.
11830 (Output_data_got::add_local_pair_with_rela): New function.
11831 (Output_data_got::add_global_tls): Removed.
11832 (Output_data_got::add_global_tls_with_rel): Removed.
11833 (Output_data_got::add_global_tls_with_rela): Removed.
11834 (Output_data_got::add_local_tls): Removed.
11835 (Output_data_got::add_local_tls_with_rel): Removed.
11836 (Output_data_got::add_local_tls_with_rela): Removed.
11837 * output.h (Output_data_got::add_global): Added got_type parameter.
11838 (Output_data_got::add_global_with_rel): Likewise.
11839 (Output_data_got::add_global_with_rela): Likewise.
11840 (Output_data_got::add_global_pair_with_rel): New function.
11841 (Output_data_got::add_global_pair_with_rela): New function.
11842 (Output_data_got::add_local): Added got_type parameter.
11843 (Output_data_got::add_local_with_rel): Likewise.
11844 (Output_data_got::add_local_with_rela): Likewise.
11845 (Output_data_got::add_local_pair_with_rel): New function.
11846 (Output_data_got::add_local_pair_with_rela): New function.
11847 (Output_data_got::add_global_tls): Removed.
11848 (Output_data_got::add_global_tls_with_rel): Removed.
11849 (Output_data_got::add_global_tls_with_rela): Removed.
11850 (Output_data_got::add_local_tls): Removed.
11851 (Output_data_got::add_local_tls_with_rel): Removed.
11852 (Output_data_got::add_local_tls_with_rela): Removed.
11853 * resolve.cc (Symbol::override_base_with_special): Removed
11854 reference to has_got_offset_ field.
11855 * symtab.cc (Symbol::init_fields): Replaced initialization
11856 of got_offset_ with got_offsets_. Removed initialization
11858 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11859 (Symbol::got_offset): Likewise.
11860 (Symbol::set_got_offset): Likewise.
11861 (Symbol::has_tls_got_offset): Removed.
11862 (Symbol::tls_got_offset): Removed.
11863 (Symbol::set_tls_got_offset): Removed.
11864 (Symbol::got_offset_): Removed.
11865 (Symbol::tls_mod_got_offset_): Removed.
11866 (Symbol::tls_pair_got_offset_): Removed.
11867 (Symbol::got_offsets_): New field.
11868 (Symbol::has_got_offset): Removed.
11869 (Symbol::has_tls_mod_got_offset): Removed.
11870 (Symbol::has_tls_pair_got_offset): Removed.
11871 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11872 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11874 (Target_x86_64::Scan::global): Likewise.
11875 (Target_x86_64::Relocate::relocate): Likewise.
11876 (Target_x86_64::Relocate::relocate_tls): Likewise.
11878 2008-03-25 Ben Elliston <bje@au.ibm.com>
11880 * yyscript.y: Fix spelling error in comment.
11882 2008-03-24 Ian Lance Taylor <iant@google.com>
11884 * options.h (class General_options): Define build_id option.
11885 * layout.h (class Layout): Declare write_build_id, create_note,
11886 create_build_id. Add build_id_note_ member.
11887 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11888 "libiberty.h", "md5.h", "sha1.h".
11889 (Layout::Layout): Initialize eh_frame_data_,
11890 eh_frame_hdr_section_, and build_id_note_.
11891 (Layout::finalize): Call create_build_id.
11892 (Layout::create_note): New function, broken out of
11893 Layout::create_gold_note.
11894 (Layout::create_gold_note): Call create_note.
11895 (Layout::create_build_id): New function.
11896 (Layout::write_build_id): New function.
11897 (Close_task_runner::run): Call write_build_id.
11899 * x86_64.cc: Correct license to GPLv3.
11901 2008-03-23 Ian Lance Taylor <iant@google.com>
11903 * options.cc: Include "demangle.h".
11904 (parse_optional_string): New function.
11905 (parse_long_option): Handle takes_optional_argument.
11906 (parse_short_option): Update dash_z initializer. Handle
11907 takes_optional_argument.
11908 (General_options::General_options): Initialize do_demangle_.
11909 (General_options::finalize): Set do_demangle_. Handle demangling
11911 * options.h (parse_optional_string): Declare.
11912 (struct One_option): Add optional_arg field. Update constructor.
11913 Update call constructor calls. Add takes_optional_argument
11915 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11916 (DEFINE_optional_string): Define.
11917 (General_options::demangle): Change from DEFINE_bool to
11918 DEFINE_optional_string.
11919 (General_options::no_demangle): New function.
11920 (General_options::do_demangle): New function.
11921 (General_options::set_do_demangle): New function.
11922 (General_options::execstack_status_): Move definition to end of
11924 (General_options::static_): Likewise.
11925 (General_options::do_demangle_): New field.
11926 * object.cc (big_endian>::get_symbol_location_info): Call
11927 Options::do_demangle, not Options::demangle.
11928 * symtab.cc (demangle): Likewise.
11930 2008-03-22 Ian Lance Taylor <iant@google.com>
11932 * gold.h: Include <cstddef> and <sys/types.h>
11933 * options.h: Include <cstring>.
11935 2008-03-21 Ian Lance Taylor <iant@google.com>
11937 * Added source code to GNU binutils.