1 2011-07-06 Cary Coutant <ccoutant@google.com>
3 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4 input file index to Script_info ctor.
5 (Sized_incremental_binary::do_file_has_changed): Find the
6 command-line argument for files named in scripts.
7 * incremental.h (Script_info::Script_info): New ctor
9 (Script_info::input_file_index): New function.
10 (Script_info::input_file_index_): New data member.
11 (Incremental_binary::get_library): Add const.
12 (Incremental_binary::get_script_info): Add const.
13 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
14 * testsuite/Makefile.am (incremental_test_5): New test case.
15 (incremental_test_6): New test case.
16 * testsuite/Makefile.in: Regenerate.
18 2011-07-06 Cary Coutant <ccoutant@google.com>
20 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
21 debug output when command lines differ.
23 2011-07-06 Cary Coutant <ccoutant@google.com>
25 * incremental.cc (Incremental_inputs::report_command_line): Ignore
26 --incremental-patch option.
27 * layout.cc (Free_list::allocate): Extend allocation beyond original
29 (Layout::make_output_section): Mark sections that should get
31 * options.cc (parse_percent): New function.
32 * options.h (parse_percent): New function.
33 (DEFINE_percent): New macro.
34 (General_options): Add --incremental-patch option.
35 * output.cc (Output_section::Output_section): Initialize new data
37 (Output_section::add_input_section): Print section name when out
39 (Output_section::add_output_section_data): Likewise.
40 (Output_section::set_final_data_size): Add patch space when
41 doing --incremental-full.
42 (Output_section::do_reset_address_and_file_offset): Remove patch
44 (Output_segment::set_section_list_addresses): Print debug output
45 only if --incremental-update.
46 * output.h (Output_section::set_is_patch_space_allowed): New function.
47 (Output_section::is_patch_space_allowed_): New data member.
48 (Output_section::patch_space_): New data member.
49 * parameters.cc (Parameters::incremental_full): New function.
50 * parameters.h (Parameters::incremental_full): New function
51 * testsuite/Makefile.am (incremental_test_2): Add test for
52 --incremental-patch option.
53 * testsuite/Makefile.in: Regenerate.
54 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
55 (t18): Remove function body.
57 2011-07-05 Doug Kwan <dougkwan@google.com>
60 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
61 Arm_Address type for relocation result.
62 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
64 (Arm_relocate_functions::abs32): Use unaligned access.
65 (Arm_relocate_functions::rel32): Ditto.
66 (Arm_relocate_functions::prel31): Ditto.
67 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
68 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
69 static data relocations.
70 * testsuite/Makefile.in: Regnerate.
71 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
73 2011-07-05 Ian Lance Taylor <iant@google.com>
76 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
78 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
80 2011-07-05 Ian Lance Taylor <iant@google.com>
83 * resolve.cc (Symbol::override_base_with_special): Simply override
84 version with special symbol version, ignoring previous version.
86 2011-07-05 Ian Lance Taylor <iant@google.com>
88 * object.cc (Sized_relobj_file::include_section_group): Add
89 information to comment about signature location.
91 2011-07-02 Ian Lance Taylor <iant@google.com>
94 * options.h (class General_options): Add -f and -F.
95 * options.cc (General_options::finalize): Fatal error if -f/-F
96 are used without -shared.
97 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
99 2011-07-02 Ian Lance Taylor <iant@google.com>
101 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
103 2011-07-01 Ian Lance Taylor <iant@google.com>
107 * resolve.cc (Symbol::override_base_with_special): Don't override
108 the version if the overriding symbol has a different name.
109 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
110 all callers. If we give an error about an undefined version,
111 define the base version if necessary.
112 * dynobj.h (class Versions): Update declaration.
113 * testsuite/weak_alias_test_5.cc: New file.
114 * testsuite/weak_alias_test.script: New file.
115 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
116 and versioned_alias have the right value, and call t2.
117 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
118 weak_alias_test_5.so.
119 (weak_alias_test_LDADD): Likewise.
120 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
121 * testsuite/Makefile.in: Rebuild.
123 2011-07-01 Ian Lance Taylor <iant@google.com>
126 * options.h (class General_options): Support -z notext.
127 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
129 (two_file_shared_nonpic.so): Likewise.
130 (two_file_shared_mixed.so): Likewise.
131 (two_file_shared_mixed_1.so): Likewise.
132 (weak_undef_lib_nonpic.so): Likewise.
133 (alt/weak_undef_lib_nonpic.so): Likewise.
134 (tls_test_shared_nonpic.so): Likewise.
135 * testsuite/Makefile.in: Rebuild.
137 2011-07-01 Ian Lance Taylor <iant@google.com>
140 * configure.ac: Test whether static linking works, setting
141 the automake conditional HAVE_STATIC.
142 * testsuite/Makefile.am: Disable tests using -static if
143 HAVE_STATIC is not true.
144 * configure, testsuite/Makefile.in: Rebuild.
146 2011-07-01 Ian Lance Taylor <iant@google.com>
149 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
150 Assert if we see DW_EH_PE_indirect.
151 * target.h (Target::ehframe_datarel_base): New function.
152 (Target::do_ehframe_datarel_base): New target function.
153 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
154 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
157 2011-07-01 Ian Lance Taylor <iant@google.com>
160 * options.h (class General_options): Add
161 --ld-generated-unwind-info.
162 * ehframe.cc (Fde::write): Add address parameter. Change all
163 callers. If associated with PLT, fill in address and size.
164 (Cie::set_output_offset): Only add merge mapping if there is an
166 (Cie::write): Add address parameter. Change all callers.
167 (Eh_frame::add_ehframe_for_plt): New function.
168 * ehframe.h (class Fde): Update declarations. Move shndx_ and
169 input_offset_ fields into union u_, with new plt field.
170 (Fde::Fde): Adjust for new union field.
171 (Fde::Fde) [Output_data version]: New constructor.
172 (Fde::add_mapping): Only add merge mapping if there is an object.
173 (class Cie): Update declarations.
174 (class Eh_frame): Declare add_ehframe_for_plt.
175 * layout.cc (Layout::layout_eh_frame): Break out code into
176 make_eh_frame_section, and call it.
177 (Layout::make_eh_frame_section): New function.
178 (Layout::add_eh_frame_for_plt): New function.
179 * layout.h (class Layout): Update declarations.
180 * merge.cc (Merge_map::add_mapping): Add assertion.
181 * i386.cc: Include "dwarf.h".
182 (class Output_data_plt_i386): Make first_plt_entry,
183 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
184 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
185 and plt_eh_frame_fde.
186 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
187 boundary. Call add_eh_frame_for_plt if appropriate.
188 * x86_64.cc: Include "dwarf.h".
189 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
190 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
191 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
192 and plt_eh_frame_fde.
193 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
196 2011-06-29 Ian Lance Taylor <iant@google.com>
199 * object.cc (Sized_relobj_file::layout_section): Change shdr
200 parameter to be const.
201 (Sized_relobj_file::layout_eh_frame_section): New function, broken
203 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
204 appropriate. Call layout_eh_frame_section.
205 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
207 * object.h (class Sized_relobj_file): Update declarations.
209 2011-06-29 Ian Lance Taylor <iant@google.com>
212 * script.cc (Token::integer_value): Accept trailing M/m/K/k
214 (Lex::gather_token): Accept trailing M/m/K/k for integers.
216 2011-06-29 Ian Lance Taylor <iant@google.com>
219 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
221 * layout.cc (Layout::layout_eh_frame): Likewise.
223 2011-06-29 Ian Lance Taylor <iant@google.com>
226 * layout.cc (Layout::symtab_section_shndx): New function.
227 * layout.h (class Layout): Declare symtab_section_shndx.
228 * output.cc (Output_section::write_header): Call it.
230 2011-06-29 Ian Lance Taylor <iant@google.com>
233 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
234 symbols which are not used in a relocation.
236 2011-06-28 Ian Lance Taylor <iant@google.com>
239 * layout.cc (Layout::segment_precedes): Don't crash if a linker
240 script create indistinguishable segments.
241 (Layout::set_segment_offsets): Use stable_sort when sorting
242 segments. Pass this to Compare_segments constructor.
243 * layout.h (class Layout): Make segment_precedes non-static.
244 (class Compare_segments): Change from struct to class. Add
245 layout_ field. Add constructor.
247 (Script_sections::attach_sections_using_phdrs_clause): Rename
248 local orphan to is_orphan. Don't report failure to put empty
249 section in segment. On attachment failure, report name of
250 section, and attach to first PT_LOAD segment.
252 2011-06-28 Ian Lance Taylor <iant@google.com>
255 * target-select.cc (Target_selector::Target_selector): Add
256 emulation parameter. Change all callers.
257 (select_target_by_bfd_name): Rename from select_target_by_name.
259 (select_target_by_emulation): New function.
260 (supported_emulation_names): New function.
261 * target-select.h (class Target_selector): Add emulation_ field.
263 (Target_selector::recognize_by_bfd_name): Rename from
264 recognize_by_name. Change all callers.
265 (Target_selector::supported_bfd_names): Rename from
266 supported_names. Change all callers.
267 (Target_selector::recognize_by_emulation): New function.
268 (Target_selector::supported_emulations): New function.
269 (Target_selector::emulation): New function.
270 (Target_selector::do_recognize_by_bfd_name): Rename from
271 do_recognize_by_name. Change all callers.
272 (Target_selector::do_supported_bfd_names): Rename from
273 do_supported_names. Change all callers.
274 (Target_selector::do_recognize_by_emulation): New function.
275 (Target_selector::do_supported_emulations): New function.
276 (select_target_by_bfd_name): Change name in declaration.
277 (select_target_by_emulation): Declare.
278 (supported_emulation_names): Declare.
279 * parameters.cc (parameters_force_valid_target): Try to find
280 target based on emulation from -m option.
281 * options.h (class General_options): Change doc string for -m.
282 * options.cc (help): Print emulations.
283 (General_options::parse_V): Likewise.
284 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
285 Add emulation parameter. Change all callers.
287 2011-06-28 Ian Lance Taylor <iant@google.com>
289 * target.h (class Target): Add osabi_ field.
290 (Target::osabi): New function.
291 (Target::set_osabi): New function.
292 (Target::Target): Initialize osabi_.
293 (Target::do_adjust_elf_header): Make pure virtual.
294 (Sized_target::do_adjust_elf_header): Declare.
295 * target.cc (Sized_target::do_adjust_elf_header): New function.
296 (class Sized_target): Instantiate all versions.
297 * freebsd.h (class Target_freebsd): Remove.
298 (Target_selector_freebsd::do_recognize): Call set_osabi on
300 (Target_selector_freebsd::do_recognize_by_name): Likewise.
301 (Target_selector_freebsd::set_osabi): Remove.
302 * i386.cc (class Target_i386): Inherit from Sized_target rather
304 * x86_64.cc (class Target_x86_64): Likewise.
306 2011-06-28 Ian Lance Taylor <iant@google.com>
308 * target.h (Target::can_check_for_function_pointers): Rewrite.
310 (Target::can_icf_inline_merge_sections): Likewise.
311 (Target::section_may_have_icf_unsafe_poineters): Likewise.
312 (Target::Target_info): Add can_icf_inline_merge_sections field.
313 (Target::do_can_check_for_function_pointers): New virtual
315 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
316 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
317 from can_check_for_function_pointers, move in file.
318 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
319 section_may_have_icf_unsafe_poineters, move in file.
320 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
321 * i386.cc (Target_i386::do_can_check_for_function_pointers):
322 Rename from can_check_for_function_pointers, move in file.
323 (Target_i386::can_icf_inline_merge_sections): Remove.
324 (Target_i386::i386_info): Initialize
325 can_icf_inline_merge_sections.
326 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
327 Initialize can_icf_inline_merge_sections.
328 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
329 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
330 Rename from can_check_for_function_pointers, move in file.
331 (Target_x86_64::can_icf_inline_merge_sections): Remove.
332 (Target_x86_64::x86_64_info): Initialize
333 can_icf_inline_merge_sections.
334 * testsuite/testfile.cc (Target_test::test_target_info):
336 * icf.cc (get_section_contents): Correct formatting.
338 2011-06-27 Ian Lance Taylor <iant@google.com>
340 * symtab.cc (Symbol::versioned_name): New function.
341 (Symbol_table::add_to_final_symtab): Use versioned_name when
343 (Symbol_table::sized_write_symbol): Likewise.
344 * symtab.h (class Symbol): Declare versioned_name.
345 * stringpool.h (class Stringpool_template): Add variant of add
346 which takes a std::basic_string.
347 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
348 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
349 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
350 (ver_test_12.o): New target.
351 * testsuite/Makefile.in: Rebuild.
353 2011-06-27 Doug Kwan <dougkwan@google.com>
355 * arm.cc (Arm_relocate_functions::thm_jump8,
356 Arm_relocate_functions::thm_jump11): Use a wider signed
357 type to compute offset.
358 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
360 * testsuite/Makefile.in: Regenerate.
361 * testsuite/arm_branch_in_range.sh: Check test results of
362 arm_thm_jump11 and arm_thm_jump8.
363 * testsuite/arm_thm_jump11.s: New test source file.
364 * testsuite/arm_thm_jump11.t: New linker script.
365 * testsuite/arm_thm_jump8.s: New test source file.
366 * testsuite/arm_thm_jump8.t: New linker script.
368 2011-06-24 Ian Lance Taylor <iant@google.com>
370 * layout.cc: Include "object.h".
371 (ctors_sections_in_init_array): New static variable.
372 (Layout::is_ctors_in_init_array): New function.
373 (Layout::layout): Add entry to ctors_sections_in_init_array if
375 * layout.h (class Layout): Declare is_ctors_in_init_array.
376 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
377 is_ctors_reverse_view is set.
378 (Sized_relobj_file::write_sections): Add layout parameter. Change
379 all callers. Set is_ctors_reverse_view field of View_size.
380 (Sized_relobj_file::reverse_words): New function.
381 * object.h (Sized_relobj_file::View_size): Add
382 is_ctors_reverse_view field.
383 (class Sized_relobj_file): Update declarations.
384 * testsuite/initpri3.c: New test.
385 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
387 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
388 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
389 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
390 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
391 * testsuite/Makefile.in: Rebuild.
393 2011-06-24 Cary Coutant <ccoutant@google.com>
395 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
396 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
397 (debug_msg_cdebug.err): New targets.
398 * testsuite/Makefile.in: Regenerate.
399 * testsuite/debug_msg.sh: Check output of link with compressed debug.
400 Fix checks for link with shared library.
402 2011-06-24 Doug Kwan <dougkwan@google.com>
404 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
405 skip empty text sections.
406 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
408 2011-06-22 Ian Lance Taylor <iant@google.com>
411 * options.h (class General_options): Add --ctors-in-init-array.
412 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
413 friends as SHT_PROGBITS for merging sections.
414 (Layout::layout): Remove special handling of .init_array and
415 friends. Don't sort if doing relocatable link. Sort for .ctors
416 and .dtors if ctors_in_init_array.
417 (Layout::make_output_section): Force correct section types for
418 .init_array and friends. Don't sort if doing relocatable link,
419 Don't sort .ctors and .dtors if ctors_in_init_array.
420 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
421 (Layout::output_section_name): Add relobj parameter. Change all
422 callers. Handle .ctors. and .dtors. in code rather than table.
423 Handle .ctors and .dtors if ctors_in_init_array.
424 (Layout::match_file_name): New function, moved from output.cc.
425 * layout.h (class Layout): Update declarations.
426 * output.cc: Include "layout.h".
427 (Input_section_sort_entry::get_priority): New function.
428 (Input_section_sort_entry::match_file_name): Just call
429 Layout::match_file_name.
430 (Output_section::Input_section_sort_init_fini_compare::operator()):
431 Handle .ctors and .dtors. Sort by explicit priority rather than
433 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
434 * testsuite/initpri2.c: New test.
435 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
436 (check_PROGRAMS): Add initpri2.
437 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
438 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
439 * configure, testsuite/Makefile.in: Rebuild.
441 2011-06-19 Ian Lance Taylor <iant@google.com>
444 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
445 .interp section to a PT_INTERP segment even if we have seen a
446 --dynamic-linker option. Don't do it if we have seen a PHDRS
447 clause in a linker script.
448 (Layout::finalize): Don't create a .interp section if we've
449 already create a PT_INTERP segment.
450 (Layout::create_interp): Always call choose_output_section (revert
451 patch of 2011-06-17). Don't create PT_INTERP segment.
453 (Script_sections::create_note_and_tls_segments): Add a .interp
454 section to a PT_INTERP segment even if we have seen a
455 --dynamic-linker option.
457 2011-06-18 Ian Lance Taylor <iant@google.com>
459 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
460 merely because a non-PT_LOAD segment has a dynamic reloc.
462 2011-06-18 Ian Lance Taylor <iant@google.com>
464 * layout.cc (Layout::finish_dynamic_section): Don't create
465 DT_FLAGS entry if not needed.
467 2011-06-18 Ian Lance Taylor <iant@google.com>
470 * layout.cc (Layout::layout_eh_frame): Correct handling of
471 writable .eh_frame section.
473 2011-06-17 Ian Lance Taylor <iant@google.com>
476 * resolve.cc (Symbol_table::resolve): Don't give an error if a
477 symbol is redefined with the exact same object and value.
479 2011-06-17 Ian Lance Taylor <iant@google.com>
482 * layout.h (class Layout): Add interp_segment_ field.
483 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
484 (Layout::attach_allocated_section_to_segment): If making shared
485 library, put .interp section in PT_INTERP segment.
486 (Layout::finalize): Also call create_interp if -dynamic-linker
488 (Layout::create_interp): Assert that there is no PT_INTERP
489 segment. If not using a SECTIONS clause, use make_output_section.
490 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
492 (Script_sections::create_note_and_tls_segments): If making shared
493 library, put .interp section in PT_INTERP segment.
495 2011-06-17 Ian Lance Taylor <iant@google.com>
497 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
498 when making a shared library.
500 2011-06-17 Ian Lance Taylor <iant@google.com>
502 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
503 parameter. Change all callers. Don't issue warning about PC32
504 against locally defined symbol.
506 2011-06-16 Ian Lance Taylor <iant@google.com>
508 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
509 occurs in same object.
511 2011-06-14 Alan Modra <amodra@gmail.com>
513 * po/POTFILES.in: Regenerate.
515 2011-06-09 Ian Lance Taylor <iant@google.com>
518 (Orphan_output_section::set_section_addresses): For a relocatable
519 link set address to 0.
521 2011-06-09 Cary Coutant <ccoutant@google.com>
524 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
525 used with --compress-debug-sections.
526 * gold/object.cc (Sized_relobj_file::do_layout): Report
527 uncompressed size of compressed input sections.
529 2011-06-08 Cary Coutant <ccoutant@google.com>
532 * testsuite/two_file_test_2_v1.cc: Change initialization of
533 v2 to keep it in .data.
535 2011-06-07 Cary Coutant <ccoutant@google.com>
537 * common.cc (Symbol_table::do_allocate_commons_list): Call
539 * errors.cc (Errors::fatal): Adjust call to gold_exit.
540 (Errors::fallback): New function.
541 (gold_fallback): New function.
542 * errors.h (Errors::fallback): New function.
543 * gold.cc (gold_exit): Change status parameter to enum; adjust
545 (queue_initial_tasks): Call gold_fallback.
546 * gold.h: Include cstdlib.
547 (Exit_status): New enum type.
548 (gold_exit): Change status parameter to enum.
549 (gold_fallback): New function.
550 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
551 (Layout::create_symtab_sections): Likewise.
552 (Layout::create_shdrs): Likewise.
553 * main.cc (main): Adjust call to gold_exit.
554 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
555 (Output_data_got::add_got_entry_pair): Likewise.
556 (Output_section::add_input_section): Likewise.
557 (Output_section::add_output_section_data): Likewise.
558 (Output_segment::set_section_list_addresses): Likewise.
559 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
561 2011-06-07 Cary Coutant <ccoutant@google.com>
563 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
564 for incremental links.
565 * output.cc (Output_segment::set_section_list_addresses): Remove
566 FIXME and test for TLS or BSS.
568 2011-06-07 Cary Coutant <ccoutant@google.com>
570 * testsuite/Makefile.am: Add incremental_copy_test,
571 incremental_common_test_1.
572 * testsuite/Makefile.in: Regenerate.
573 * testsuite/common_test_1_v1.c: New source file.
574 * testsuite/common_test_1_v2.c: New source file.
575 * testsuite/copy_test_v1.cc: New source file.
577 2011-06-07 Cary Coutant <ccoutant@google.com>
579 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
580 update, allocate common from bss section's free list.
581 * incremental-dump.cc (dump_incremental_inputs): Print flag for
582 linker-defined symbols.
583 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
584 Skip GOT and PLT entries that are no longer referenced.
585 (Output_section_incremental_inputs::write_info_blocks): Mark
586 linker-defined symbols.
587 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
588 * output.cc (Output_section::allocate): New function.
589 * output.h (Output_section::allocate): New function.
590 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
591 linker-defined symbols.
592 (Symbol::override_base_with_special): Copy is_predefined_ flag.
593 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
594 (Symbol::init_base_output_data): Likewise.
595 (Symbol::init_base_output_segment): Likewise.
596 (Symbol::init_base_constant): Likewise.
597 (Sized_symbol::init_output_data): Likewise.
598 (Sized_symbol::init_output_segment): Likewise.
599 (Sized_symbol::init_constant): Likewise.
600 (Symbol_table::do_define_in_output_data): Likewise.
601 (Symbol_table::do_define_in_output_segment): Likewise.
602 (Symbol_table::do_define_as_constant): Likewise.
603 * symtab.h (Symbol::is_predefined): New function.
604 (Symbol::init_base_output_data): Add is_predefined parameter.
605 (Symbol::init_base_output_segment): Likewise.
606 (Symbol::init_base_constant): Likewise.
607 (Symbol::is_predefined_): New data member.
608 (Sized_symbol::init_output_data): Add is_predefined parameter.
609 (Sized_symbol::init_output_segment): Likewise.
610 (Sized_symbol::init_constant): Likewise.
611 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
613 2011-06-07 Cary Coutant <ccoutant@google.com>
615 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
616 instead of emit_copy_reloc.
617 (Copy_relocs::emit_copy_reloc): Refactor.
618 (Copy_relocs::make_copy_reloc): New function.
619 (Copy_relocs::add_copy_reloc): Remove.
620 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
622 (Copy_relocs::make_copy_reloc): New function.
623 (Copy_relocs::add_copy_reloc): Remove.
624 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
625 unchanged input files.
626 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
627 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
628 Reserve BSS space for COPY relocations.
629 (Sized_incremental_binary::do_emit_copy_relocs): New function.
630 (Output_section_incremental_inputs::write_info_blocks): Record
631 whether a symbol is copied from a shared object.
632 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
633 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
634 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
635 (Incremental_input_entry_reader::get_output_symbol_index): Add
637 (Incremental_binary::emit_copy_relocs): New function.
638 (Incremental_binary::do_emit_copy_relocs): New function.
639 (Sized_incremental_binary::Sized_incremental_binary): Initialize
641 (Sized_incremental_binary::add_copy_reloc): New function.
642 (Sized_incremental_binary::do_emit_copy_relocs): New function.
643 (Sized_incremental_binary::Copy_reloc): New struct.
644 (Sized_incremental_binary::Copy_relocs): New typedef.
645 (Sized_incremental_binary::copy_relocs_): New data member.
646 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
647 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
648 * target.h (Sized_target::emit_copy_reloc): New function.
649 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
651 2011-06-02 Cary Coutant <ccoutant@google.com>
654 * gold/archive.cc (Archive::Archive): Initialize new data member.
655 (Archive::include_all_members): Return if archive has already been
657 * gold/archive.h (Archive::include_all_members_): New data member.
659 2011-06-02 Nick Clifton <nickc@redhat.com>
661 * dynobj.h: Fix spelling mistake in comment.
662 * output.cc: Likewise.
664 2011-05-31 Doug Kwan <dougkwan@google.com>
668 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
669 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
670 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
671 redundant arm_exidx_test.so.
672 * testsuite/Makefile.in: Regenerate.
673 (check_SCRIPTS): Add pr12826.sh
674 (check_DATA): Add pr12826.stdout
675 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
676 * testsuite/pr12826.sh: New file.
677 * testsuite/pr12826_1.s: Ditto.
678 * testsuite/pr12826_1.s: Ditto.
680 2011-05-30 Ian Lance Taylor <iant@google.com>
682 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
685 2011-05-29 Ian Lance Taylor <iant@google.com>
688 * testsuite/Makefile.am: Use different file name for two_file_test
689 temporary file for each incremental test.
690 * testsuite/Makefile.in: Rebuild.
692 2011-05-29 Ian Lance Taylor <iant@google.com>
694 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
695 binary input file is empty.
697 2011-05-27 Ian Lance Taylor <iant@google.com>
699 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
700 (ver_test_9.so): Likewise.
701 * testsuite/Makefile.in: Rebuild.
703 2011-05-26 Cary Coutant <ccoutant@google.com>
705 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
706 * incremental.cc (Incremental_inputs::report_input_section): Fix
707 comment, indentation.
708 (Incremental_inputs::report_comdat_group): New function.
709 (Output_section_incremental_inputs::set_final_data_size): Adjust size
710 of data for incremental input file entry.
711 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
712 group count, COMDAT group signatures.
713 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
714 an unchanged input file.
715 * incremental.h (Incremental_object_entry::Incremental_object_entry):
716 Initialize new data member.
717 (Incremental_object_entry::add_comdat_group): New function.
718 (Incremental_object_entry::get_comdat_group_count): New function.
719 (Incremental_object_entry::get_comdat_signature_key): New function.
720 (Incremental_object_entry::groups_): New data member.
721 (Incremental_inputs::report_comdat_group): New function.
722 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
723 data for incremental input file entry.
724 (Incremental_input_entry_reader::get_comdat_group_count): New function.
725 (Incremental_input_entry_reader::get_input_section): Adjust size of
726 data for incremental input file entry.
727 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
728 (Incremental_input_entry_reader::get_comdat_group_signature): New
730 * object.cc (Sized_relobj::include_section_group): Report kept
731 COMDAT groups for incremental links.
733 2011-05-24 David Meyer <pdox@google.com>
735 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
736 with name parameter. Add found_name parameter.
737 * fileread.cc (Input_file::find_file): Adjust code accordingly.
738 * dirsearch.h (class Dirsearch): Update declaration.
740 2011-05-24 Ian Lance Taylor <iant@google.com>
742 * archive.cc (Library_base::should_include_member): Pull in object
743 from archive if it defines the entry symbol.
744 * parameters.cc (Parameters::entry): New function.
745 * parameters.h (class Parameters): Declare entry.
746 * output.h (class Output_file_header): Remove entry_ field.
747 * output.cc (Output_file_header::Output_file_header): Remove entry
748 parameter. Change all callers.
749 (Output_file_header::entry): Use parameters->entry.
750 * gold.cc (queue_middle_tasks): Likewise.
751 * plugin.cc (Plugin_hook::run): Likewise.
753 2011-05-24 Cary Coutant <ccoutant@google.com>
755 * gold.cc (queue_initial_tasks): Pass incremental base filename
756 to Output_file::open_base_file; don't print error message.
757 * incremental-dump.cc (main): Adjust call to
758 Output_file::open_for_modification.
759 * incremental-dump.cc (main): Likewise.
760 * incremental.cc (Incremental_inputs::report_command_line):
761 Ignore --incremental-base option when comparing command lines.
762 Ignore parameter when given as separate argument.
763 * options.h (class General_options): Add --incremental-base.
764 * output.cc (Output_file::Output_file):
765 (Output_file::open_base_file): Add base_name and writable parameters;
766 read base file into new file; print error message here.
767 (Output_file::map_no_anonymous): Add writable parameter; adjust all
769 * output.h (Output_file::open_for_modification): Rename to...
770 (Output_file::open_base_file): ...this; add base_name and
771 writable parameters; adjust all callers.
772 (Output_file::map_no_anonymous): Add writable parameter; adjust all
774 * testsuite/Makefile.am (incremental_test_4): Test
776 * testsuite/Makefile.in: Regenerate.
778 2011-05-24 Cary Coutant <ccoutant@google.com>
780 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
782 * testsuite/Makefile.in: Regenerate.
783 * testsuite/two_file_test_1_v1.cc: New test source file.
784 * testsuite/two_file_test_1b_v1.cc: New test source file.
785 * testsuite/two_file_test_2_v1.cc: New test source file.
787 2011-05-24 Cary Coutant <ccoutant@google.com>
789 * dynobj.h (Dynobj::do_dynobj): New function.
790 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
791 flag and soname for shared objects.
792 * incremental.cc (Incremental_inputs::report_object): Make
793 either Incremental_object_entry or Incremental_dynobj_entry; add
794 soname to string table.
795 (Incremental_inputs::report_input_section): Add assertion.
796 (Output_section_incremental_inputs::set_final_data_size): Adjust
797 type of input file entry for shared libraries; adjust size of
798 shared library info entry.
799 (Output_section_incremental_inputs::write_input_files): Write
800 as_needed flag for shared libraries.
801 (Output_section_incremental_inputs::write_info_blocks): Adjust type
802 of input file entry for shared libraries; write soname.
803 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
804 soname from incremental info.
805 * incremental.h (enum Incremental_input_flags): Add
806 INCREMENTAL_INPUT_AS_NEEDED.
807 (Incremental_input_entry::Incremental_input_entry): Initialize new
809 (Incremental_input_entry::set_as_needed): New function.
810 (Incremental_input_entry::as_needed): New function.
811 (Incremental_input_entry::do_dynobj_entry): New function.
812 (Incremental_input_entry::as_needed_): New data member.
813 (Incremental_object_entry::Incremental_object_entry): Don't check
815 (Incremental_object_entry::do_type): Likewise.
816 (class Incremental_dynobj_entry): New class.
817 (Incremental_input_entry_reader::as_needed): New function.
818 (Incremental_input_entry_reader::get_soname): New function.
819 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
820 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
821 size of shared library info entry.
822 * layout.cc (Layout::finish_dynamic_section): Don't test for
823 incremental link when adding DT_NEEDED entries.
824 * object.h (Object::Object): Initialize new data member.
825 (Object::dynobj): New function.
826 (Object::set_as_needed): New function.
827 (Object::as_needed): New function.
828 (Object::do_dynobj): New function.
829 (Object::as_needed_): New data member.
831 2011-05-24 Cary Coutant <ccoutant@google.com>
833 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
834 info; adjust display of GOT entries.
835 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
836 vector of input objects; remove file_status_.
837 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
838 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
839 got_plt reader; call target hooks to reserve GOT entries.
840 (Output_section_incremental_inputs::set_final_data_size): Adjust size
841 of input file info header and GOT info entry.
842 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
844 (Got_plt_view_info::got_descriptor): Remove.
845 (Got_plt_view_info::sym_index): New data member.
846 (Got_plt_view_info::input_index): New data member.
847 (Local_got_offset_visitor::visit): Write input file index.
848 (Global_got_offset_visitor::visit): Write 0 for input file index.
849 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
850 with sym_index and input_index.
851 (Output_section_incremental_inputs::write_got_plt): Adjust size of
852 incremental info GOT entry; replace got_descriptor with input_index.
853 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
854 map from input file index to object.
855 (Sized_relobj_incr::do_layout): Replace direct data member reference
856 with accessor function.
857 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
858 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
859 Adjust size of input file info header.
860 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
861 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
862 (Incremental_input_entry_reader::get_input_section): Adjust size of
863 input file info header.
864 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
865 of incremental info GOT entry.
866 (Incremental_got_plt_reader::get_got_desc): Remove.
867 (Incremental_got_plt_reader::get_got_symndx): New function.
868 (Incremental_got_plt_reader::get_got_input_index): New function.
869 (Sized_incremental_binary::Sized_incremental_binary): Remove
870 file_status_; add input_objects_.
871 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
872 (Sized_incremental_binary::set_file_is_unchanged): Remove.
873 (Sized_incremental_binary::file_is_unchanged): Remove.
874 (Sized_incremental_binary::set_input_object): New function.
875 (Sized_incremental_binary::input_object): New function.
876 (Sized_incremental_binary::file_status_): Remove.
877 (Sized_incremental_binary::input_objects_): New data member.
878 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
880 (Sized_relobj_incr::invalid_address): Move to base class.
881 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
883 (Sized_relobj_incr::do_output_section_offset): Likewise.
884 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
885 (Sized_relobj_incr::section_offsets_): Likewise.
886 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
888 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
889 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
890 with accessor function.
891 (Sized_relobj_file::do_layout): Likewise.
892 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
893 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
894 (Sized_relobj_file::compute_final_local_value): Replace refs to
895 section_offsets_ with accessor function.
896 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
897 * object.h (Relobj::Relobj): Initialize new data members.
898 (Relobj::add_dyn_reloc): New function.
899 (Relobj::first_dyn_reloc): New function.
900 (Relobj::dyn_reloc_count): New function.
901 (Relobj::first_dyn_reloc_): New data member.
902 (Relobj::dyn_reloc_count_): New data member.
903 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
905 (Sized_relobj::Address): New typedef.
906 (Sized_relobj::invalid_address): Move here from child class.
907 (Sized_relobj::Sized_relobj): Initialize new data members.
908 (Sized_relobj::sized_relobj): New function.
909 (Sized_relobj::is_output_section_offset_invalid): Move here from
911 (Sized_relobj::get_output_section_offset): Likewise.
912 (Sized_relobj::local_has_got_offset): Likewise.
913 (Sized_relobj::local_got_offset): Likewise.
914 (Sized_relobj::set_local_got_offset): Likewise.
915 (Sized_relobj::do_for_all_local_got_entries): Likewise.
916 (Sized_relobj::clear_got_offsets): New function.
917 (Sized_relobj::section_offsets): Move here from child class.
918 (Sized_relobj::do_output_section_offset): Likewise.
919 (Sized_relobj::do_set_section_offset): Likewise.
920 (Sized_relobj::Local_got_offsets): Likewise.
921 (Sized_relobj::local_got_offsets_): Likewise.
922 (Sized_relobj::section_offsets_): Likewise.
923 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
925 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
927 (Sized_relobj_file::sized_relobj): New function
928 (Sized_relobj_file::local_has_got_offset): Move to base class.
929 (Sized_relobj_file::local_got_offset): Likewise.
930 (Sized_relobj_file::set_local_got_offset): Likewise.
931 (Sized_relobj_file::get_output_section_offset): Likewise.
932 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
933 (Sized_relobj_file::do_output_section_offset): Likewise.
934 (Sized_relobj_file::do_set_section_offset): Likewise.
935 (Sized_relobj_file::Local_got_offsets): Likewise.
936 (Sized_relobj_file::local_got_offsets_): Likewise.
937 (Sized_relobj_file::section_offsets_): Likewise.
938 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
940 (set_needs_dynsym_index): Convert relobj to derived class pointer.
941 (Output_reloc::get_symbol_index): Likewise.
942 (Output_reloc::local_section_offset): Likewise.
943 (Output_reloc::get_address): Likewise.
944 (Output_reloc::symbol_value): Likewise.
945 (Output_data_got::reserve_slot): Move to class definition.
946 (Output_data_got::reserve_local): New function.
947 (Output_data_got::reserve_slot_for_global): Remove.
948 (Output_data_got::reserve_global): New function.
949 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
950 (all constructors, two instantiations).
951 (Output_reloc::get_relobj): New function (two instantiations).
952 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
953 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
954 (Output_data_reloc::add_global): Adjust type of relobj.
955 (Output_data_reloc::add_global_relative): Likewise.
956 (Output_data_reloc::add_symbolless_global_addend): Likewise.
957 (Output_data_reloc::add_local): Likewise.
958 (Output_data_reloc::add_local_relative): Likewise.
959 (Output_data_reloc::add_symbolless_local_addend): Likewise.
960 (Output_data_reloc::add_local_section): Likewise.
961 (Output_data_reloc::add_output_section): Likewise.
962 (Output_data_reloc::add_absolute): Likewise.
963 (Output_data_reloc::add_target_specific): Likewise.
964 (Output_data_got::reserve_slot): Move definition here.
965 (Output_data_got::reserve_local): New function.
966 (Output_data_got::reserve_global): New function.
967 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
968 section_offsets_ with accessor function.
969 (Sized_relobj_file::write_sections): Likewise.
970 (Sized_relobj_file::do_relocate_sections): Likewise.
971 * target.h (Sized_target::reserve_local_got_entry): New function.
972 (Sized_target::reserve_global_got_entry): New function.
973 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
974 (Target_x86_64::reserve_global_got_entry): New function.
975 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
977 2011-05-23 Cary Coutant <ccoutant@google.com>
979 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
980 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
981 bit when checking got_type.
982 * incremental.cc (Sized_incremental_binary::setup_readers):
983 Store symbol table and string table locations; initialize bit vector
984 of file status flags.
985 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
987 (Sized_incremental_binary::do_process_got_plt): New function.
988 (Sized_incremental_binary::get_symtab_view): Use stored locations.
989 (Output_section_incremental_inputs::set_final_data_size): Record
990 file index for each input file.
991 (Output_section_incremental_inputs::write_got_plt): Store file index
992 instead of input entry offset for each GOT entry.
994 (Incremental_input_entry::Incremental_input_entry): Initialize new
996 (Incremental_input_entry::set_offset): Store file index.
997 (Incremental_input_entry::get_file_index): New function.
998 (Incremental_input_entry::file_index_): New data member.
999 (Incremental_binary::process_got_plt): New function.
1000 (Incremental_binary::do_process_got_plt): New function.
1001 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1003 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1004 (Sized_incremental_binary::set_file_is_unchanged): New function.
1005 (Sized_incremental_binary::file_is_unchanged): New function.
1006 (Sized_incremental_binary::do_process_got_plt): New function.
1007 (Sized_incremental_binary::file_status_): New data member.
1008 (Sized_incremental_binary::main_symtab_loc_): New data member.
1009 (Sized_incremental_binary::main_strtab_loc_): New data member.
1010 * output.cc (Output_data_got::Got_entry::write): Add case
1012 (Output_data_got::add_global): Call add_got_entry.
1013 (Output_data_got::add_global_plt): Likewise.
1014 (Output_data_got::add_global_with_rel): Likewise.
1015 (Output_data_got::add_global_with_rela): Likewise.
1016 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1017 (Output_data_got::add_global_pair_with_rela): Likewise.
1018 (Output_data_got::add_local): Call add_got_entry.
1019 (Output_data_got::add_local_plt): Likewise.
1020 (Output_data_got::add_local_with_rel): Likewise.
1021 (Output_data_got::add_local_with_rela): Likewise.
1022 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1023 (Output_data_got::add_local_pair_with_rela): Likewise.
1024 (Output_data_got::reserve_slot): New function.
1025 (Output_data_got::reserve_slot_for_global): New function.
1026 (Output_data_got::add_got_entry): New function.
1027 (Output_data_got::add_got_entry_pair): New function.
1028 (Output_section::add_output_section_data): Edit FIXME.
1030 (Output_section_data_build::Output_section_data_build): New
1031 constructor with size parameter.
1032 (Output_data_space::Output_data_space): Likewise.
1033 (Output_data_got::Output_data_got): Initialize new data member; new
1034 constructor with size parameter.
1035 (Output_data_got::add_constant): Call add_got_entry.
1036 (Output_data_got::reserve_slot): New function.
1037 (Output_data_got::reserve_slot_for_global): New function.
1038 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1039 (Output_data_got::add_got_entry): New function.
1040 (Output_data_got::add_got_entry_pair): New function.
1041 (Output_data_got::free_list_): New data member.
1042 * target.h (Sized_target::init_got_plt_for_update): New function.
1043 (Sized_target::register_global_plt_entry): New function.
1044 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1045 Initialize new data member; call init; add constructor with PLT count.
1046 (Output_data_plt_x86_64::init): New function.
1047 (Output_data_plt_x86_64::add_relocation): New function.
1048 (Output_data_plt_x86_64::reserve_slot): New function.
1049 (Output_data_plt_x86_64::free_list_): New data member.
1050 (Target_x86_64::init_got_plt_for_update): New function.
1051 (Target_x86_64::register_global_plt_entry): New function.
1052 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1053 incremental updates.
1054 (Output_data_plt_x86_64::add_relocation): New function.
1055 * testsuite/object_unittest.cc (Object_test): Set default options.
1057 2011-05-16 Ian Lance Taylor <iant@google.com>
1059 * options.h (class General_options): Make -i a synonym for -r.
1061 2011-05-16 Ian Lance Taylor <iant@google.com>
1063 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1065 2011-05-10 Cary Coutant <ccoutant@google.com>
1067 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1070 2011-05-06 Ian Lance Taylor <iant@google.com>
1072 * layout.cc (Layout::layout): If the output section flags change,
1073 update the ordering.
1075 2011-04-25 Cary Coutant <ccoutant@google.com>
1077 * incremental-dump.cc (dump_incremental_inputs): Print local
1078 symbol info for each input file.
1080 (Output_section_incremental_inputs::set_final_data_size): Add local
1081 symbol info to input file entries in incremental info.
1082 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1083 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1084 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1085 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1087 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1088 (Sized_incr_relobj::do_relocate): Write the local symbols.
1089 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1090 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1091 Adjust size of input file header.
1092 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1093 (Incremental_inputs_reader::get_local_symbol_count): New function.
1094 (Incremental_inputs_reader::get_input_section): Adjust size of input
1096 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1097 (Sized_incr_relobj::This): New typedef.
1098 (Sized_incr_relobj::sym_size): New const data member.
1099 (Sized_incr_relobj::Local_symbol): New struct.
1100 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1101 (Sized_incr_relobj::do_local_symbol_offset): New function.
1102 (Sized_incr_relobj::local_symbol_count_): New data member.
1103 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1104 (Sized_incr_relobj::local_symbol_index_): New data member.
1105 (Sized_incr_relobj::local_symbol_offset_): New data member.
1106 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1107 (Sized_incr_relobj::local_symbols_): New data member.
1108 * object.h (Relobj::output_local_symbol_count): New function.
1109 (Relobj::local_symbol_offset): New function.
1110 (Relobj::do_output_local_symbol_count): New function.
1111 (Relobj::do_local_symbol_offset): New function.
1112 (Sized_relobj::do_output_local_symbol_count): New function.
1113 (Sized_relobj::do_local_symbol_offset): New function.
1115 2011-04-22 Vladimir Simonov <sv@sw.ru>
1117 * descriptors.cc (set_close_on_exec): New function.
1118 (Descriptors::open): Use set_close_on_exec.
1119 * output.cc (S_ISLNK): Define if not defined.
1121 2011-04-22 Cary Coutant <ccoutant@google.com>
1123 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1125 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1126 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1127 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1129 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1130 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1131 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1133 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1135 (Incremental_binary::apply_incremental_relocs): New function.
1136 (Incremental_binary::do_apply_incremental_relocs): New function.
1137 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1139 (Sized_incremental_binary::add_global_symbol): New function.
1140 (Sized_incremental_binary::global_symbol): New function.
1141 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1142 (Sized_incremental_binary::symbol_map_): New data member.
1143 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1144 * target.h (Sized_target::apply_relocation): New function.
1145 * target-reloc.h (apply_relocation): New function.
1146 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1148 2011-04-22 Doug Kwan <dougkwan@google.com>
1150 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1151 flag of a SHT_ARM_EXIDX section.
1152 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1153 * testsuite/Makefile.in: Regenerate.
1154 * testsuite/arm_exidx_test.s: New file.
1155 * testsuite/arm_exidx_test.sh: Same.
1157 2011-04-20 Cary Coutant <ccoutant@google.com>
1160 * archive.h (Incremental_archive_entry::Archive_member):
1161 Initialize arg_serial_ (second constructor).
1163 2011-04-17 Ian Lance Taylor <iant@google.com>
1165 * object.cc (Relocate_info::location): Simplify location string.
1166 * errors.cc (Errors::error_at_location): Don't print program
1168 (Errors::warning_at_location): Likewise.
1169 (Errors::undefined_symbol): Likewise.
1170 * testsuite/debug_msg.sh: Update accordingly.
1172 2011-04-14 Cary Coutant <ccoutant@google.com>
1174 * gold/layout.cc (Layout::symtab_section_offset): New function.
1175 * gold/layout.h (Layout::symtab_section_offset): New function.
1176 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1178 2011-04-12 Ian Lance Taylor <iant@google.com>
1180 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1181 with MREMAP_MAYMOVE.
1182 * output.h (class Output_file): Add map_is_allocated_ field.
1183 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1184 not available, provide stubs. If mremap is not available, #define
1186 (MREMAP_MAYMOVE): Define if not defined.
1187 (Output_file::Output_file): Initialize map_is_allocated_.
1188 (Output_file::resize): Check map_is_allocated_.
1189 (Output_file::map_anonymous): If mmap fails, use malloc.
1190 (Output_file::unmap): Don't do anything for an anonymous map.
1191 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1192 is not available, provide stubs.
1193 (File_read::View::~View): Use free rather than delete[].
1194 (File_read::make_view): Use malloc rather than new[]. If mmap
1196 (File_read::find_or_make_view): Use malloc rather than new[].
1197 * gold.h: Remove HAVE_REMAP code.
1198 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1199 exists. Rename mremap to gold_mremap. If mmap is not available
1201 * configure, config.in: Rebuild.
1203 2011-04-11 Ian Lance Taylor <iant@google.com>
1205 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1206 initialize local variable v.
1208 2011-04-11 Cary Coutant <ccoutant@google.com>
1210 * archive.cc (Archive::include_member): Adjust call to
1212 (Add_archive_symbols::run): Track argument serial numbers.
1213 (Lib_group::include_member): Likewise.
1214 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1215 * archive.h (Incremental_archive_entry::Archive_member):
1216 Initialize arg_serial_.
1217 (Archive_member::arg_serial_): New data member.
1218 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1219 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1221 (Sized_dynobj::do_for_all_local_got_entries): New function.
1222 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1224 * fileread.cc (get_mtime): New function.
1225 * fileread.h (get_mtime): New function.
1226 * gold.cc (queue_initial_tasks): Check for incremental update.
1227 (process_incremental_input): New function.
1228 (queue_middle_tasks): Don't force valid target for incremental
1230 * incremental-dump.cc (find_input_containing_global): Adjust
1231 size of symbol info entry.
1232 (dump_incremental_inputs): Dump argument serial number and
1233 in_system_directory flag; bias shndx by 1; print symbol names
1234 when dumping per-file symbol lists; use new symbol info readers.
1236 (Output_section_incremental_inputs:update_data_size): New function.
1237 (Sized_incremental_binary::setup_readers): Setup input readers
1238 for each input file; build maps for files added from libraries
1240 (Sized_incremental_binary::check_input_args): New function.
1241 (Sized_incremental_binary::do_check_inputs): Build map of argument
1242 serial numbers to input arguments.
1243 (Sized_incremental_binary::do_file_has_changed): Rename
1244 do_file_is_unchanged to this; compare file modification times.
1245 (Sized_incremental_binary::do_init_layout): New function.
1246 (Sized_incremental_binary::do_reserve_layout): New function.
1247 (Sized_incremental_binary::do_get_input_reader): Remove.
1248 (Sized_incremental_binary::get_symtab_view): New function.
1249 (Incremental_checker::can_incrementally_link_output_file): Remove.
1250 (Incremental_inputs::report_command_line): Exclude --debug options.
1251 (Incremental_inputs::report_archive_begin): Add parameter; track
1252 argument serial numbers; don't put input file entry for archive
1253 before archive members.
1254 (Incremental_inputs::report_archive_end): Put input file entry
1255 for archive after archive members.
1256 (Incremental_inputs::report_object): Add parameter; track argument
1257 serial numbers and in_system_directory flag.
1258 (Incremental_inputs::report_script): Add parameter; track argument
1260 (Output_section_incremental_inputs::set_final_data_size): Adjust
1261 size of symbol info entry; check for forwarding symbols.
1262 (Output_section_incremental_inputs::write_input_files): Write
1263 in_system_directory flag and argument serial number.
1264 (Output_section_incremental_inputs::write_info_blocks): Map section
1265 indices between incremental info and original input file; store
1266 input section index for each symbol.
1267 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1268 change operator() to visit().
1269 (class Global_got_offset_visitor): Likewise.
1270 (class Global_symbol_visitor_got_plt):
1271 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1273 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1274 (Sized_incr_relobj::do_read_symbols): New function.
1275 (Sized_incr_relobj::do_layout): New function.
1276 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1277 (Sized_incr_relobj::do_add_symbols): New function.
1278 (Sized_incr_relobj::do_should_include_member): New function.
1279 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1280 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1281 (Sized_incr_relobj::do_section_size): New function.
1282 (Sized_incr_relobj::do_section_name): New function.
1283 (Sized_incr_relobj::do_section_contents): New function.
1284 (Sized_incr_relobj::do_section_flags): New function.
1285 (Sized_incr_relobj::do_section_entsize): New function.
1286 (Sized_incr_relobj::do_section_address): New function.
1287 (Sized_incr_relobj::do_section_type): New function.
1288 (Sized_incr_relobj::do_section_link): New function.
1289 (Sized_incr_relobj::do_section_info): New function.
1290 (Sized_incr_relobj::do_section_addralign): New function.
1291 (Sized_incr_relobj::do_initialize_xindex): New function.
1292 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1293 (Sized_incr_relobj::do_read_relocs): New function.
1294 (Sized_incr_relobj::do_gc_process_relocs): New function.
1295 (Sized_incr_relobj::do_scan_relocs): New function.
1296 (Sized_incr_relobj::do_count_local_symbols): New function.
1297 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1298 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1299 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1300 (Sized_incr_relobj::do_relocate): New function.
1301 (Sized_incr_relobj::do_set_section_offset): New function.
1302 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1303 (Sized_incr_dynobj::do_read_symbols): New function.
1304 (Sized_incr_dynobj::do_layout): New function.
1305 (Sized_incr_dynobj::do_add_symbols): New function.
1306 (Sized_incr_dynobj::do_should_include_member): New function.
1307 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1308 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1309 (Sized_incr_dynobj::do_section_size): New function.
1310 (Sized_incr_dynobj::do_section_name): New function.
1311 (Sized_incr_dynobj::do_section_contents): New function.
1312 (Sized_incr_dynobj::do_section_flags): New function.
1313 (Sized_incr_dynobj::do_section_entsize): New function.
1314 (Sized_incr_dynobj::do_section_address): New function.
1315 (Sized_incr_dynobj::do_section_type): New function.
1316 (Sized_incr_dynobj::do_section_link): New function.
1317 (Sized_incr_dynobj::do_section_info): New function.
1318 (Sized_incr_dynobj::do_section_addralign): New function.
1319 (Sized_incr_dynobj::do_initialize_xindex): New function.
1320 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1321 (make_sized_incremental_object): New function.
1322 (Incremental_library::copy_unused_symbols): New function.
1323 (Incremental_library::do_for_all_unused_symbols): New function.
1324 * incremental.h (enum Incremental_input_flags): New type.
1325 (class Incremental_checker): Remove.
1326 (Incremental_input_entry::Incremental_input_entry): Add argument
1328 (Incremental_input_entry::arg_serial): New function.
1329 (Incremental_input_entry::set_is_in_system_directory): New function.
1330 (Incremental_input_entry::is_in_system_directory): New function.
1331 (Incremental_input_entry::arg_serial_): New data member.
1332 (Incremental_input_entry::is_in_system_directory_): New data member.
1333 (class Script_info): Move here from script.h.
1334 (Script_info::Script_info): Add filename parameter.
1335 (Script_info::filename): New function.
1336 (Script_info::filename_): New data member.
1337 (Incremental_script_entry::Incremental_script_entry): Add argument
1339 (Incremental_object_entry::Incremental_object_entry): Likewise.
1340 (Incremental_object_entry::add_input_section): Build list of input
1341 sections with map to original shndx.
1342 (Incremental_object_entry::get_input_section_index): New function.
1343 (Incremental_object_entry::shndx_): New data member.
1344 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1345 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1346 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1348 (Incremental_inputs::report_archive_begin): Likewise.
1349 (Incremental_inputs::report_object): Likewise.
1350 (Incremental_inputs::report_script): Likewise.
1351 (class Incremental_global_symbol_reader): New class.
1352 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1353 and store flags and input file type.
1354 (Incremental_input_entry_reader::arg_serial): New function.
1355 (Incremental_input_entry_reader::type): Extract type from flags.
1356 (Incremental_input_entry_reader::is_in_system_directory): New function.
1357 (Incremental_input_entry_reader::get_input_section_count): Call
1358 accessor function for type.
1359 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1360 function for type; adjust size of global symbol entry.
1361 (Incremental_input_entry_reader::get_global_symbol_count): Call
1362 accessor function for type.
1363 (Incremental_input_entry_reader::get_object_count): Likewise.
1364 (Incremental_input_entry_reader::get_object_offset): Likewise.
1365 (Incremental_input_entry_reader::get_member_count): Likewise.
1366 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1367 (Incremental_input_entry_reader::get_member_offset): Likewise.
1368 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1369 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1370 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1371 (Incremental_input_entry_reader::get_global_symbol_reader): New
1373 (Incremental_input_entry_reader::get_output_symbol_index): New
1375 (Incremental_input_entry_reader::type_): Remove.
1376 (Incremental_input_entry_reader::flags_): New data member.
1377 (Incremental_inputs_reader::input_file_offset): New function.
1378 (Incremental_inputs_reader::input_file_index): New function.
1379 (Incremental_inputs_reader::input_file): Call input_file_offset.
1380 (Incremental_inputs_reader::input_file_at_offset): New function.
1381 (Incremental_relocs_reader::get_r_type): Reformat.
1382 (Incremental_relocs_reader::get_r_shndx): Reformat.
1383 (Incremental_relocs_reader::get_r_offset): Reformat.
1384 (Incremental_relocs_reader::data): New function.
1385 (Incremental_binary::Incremental_binary): Initialize new data members.
1386 (Incremental_binary::check_inputs): Add cmdline parameter.
1387 (Incremental_binary::file_is_unchanged): Remove.
1388 (Input_reader::arg_serial): New function.
1389 (Input_reader::get_unused_symbol_count): New function.
1390 (Input_reader::get_unused_symbol): New function.
1391 (Input_reader::do_arg_serial): New function.
1392 (Input_reader::do_get_unused_symbol_count): New function.
1393 (Input_reader::do_get_unused_symbol): New function.
1394 (Incremental_binary::input_file_count): New function.
1395 (Incremental_binary::get_input_reader): Change signature to use
1396 index instead of filename.
1397 (Incremental_binary::file_has_changed): New function.
1398 (Incremental_binary::get_input_argument): New function.
1399 (Incremental_binary::get_library): New function.
1400 (Incremental_binary::get_script_info): New function.
1401 (Incremental_binary::init_layout): New function.
1402 (Incremental_binary::reserve_layout): New function.
1403 (Incremental_binary::output_file): New function.
1404 (Incremental_binary::do_check_inputs): New function.
1405 (Incremental_binary::do_file_is_unchanged): Remove.
1406 (Incremental_binary::do_file_has_changed): New function.
1407 (Incremental_binary::do_init_layout): New function.
1408 (Incremental_binary::do_reserve_layout): New function.
1409 (Incremental_binary::do_input_file_count): New function.
1410 (Incremental_binary::do_get_input_reader): Change signature.
1411 (Incremental_binary::input_args_map_): New data member.
1412 (Incremental_binary::library_map_): New data member.
1413 (Incremental_binary::script_map_): New data member.
1414 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1416 (Sized_incremental_binary::output_section): New function.
1417 (Sized_incremental_binary::inputs_reader): Add const.
1418 (Sized_incremental_binary::symtab_reader): Add const.
1419 (Sized_incremental_binary::relocs_reader): Add const.
1420 (Sized_incremental_binary::got_plt_reader): Add const.
1421 (Sized_incremental_binary::get_symtab_view): New function.
1422 (Sized_incremental_binary::Inputs_reader): New typedef.
1423 (Sized_incremental_binary::Input_entry_reader): New typedef.
1424 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1425 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1426 (Sized_incremental_binary::do_file_has_changed): New function.
1427 (Sized_incremental_binary::do_init_layout): New function.
1428 (Sized_incremental_binary::do_reserve_layout): New function.
1429 (Sized_input_reader::Inputs_reader): Remove.
1430 (Sized_input_reader::Input_entry_reader): Remove.
1431 (Sized_input_reader::do_arg_serial): New function.
1432 (Sized_input_reader::do_get_unused_symbol_count): New function.
1433 (Sized_input_reader::do_get_unused_symbol): New function.
1434 (Sized_incremental_binary::do_input_file_count): New function.
1435 (Sized_incremental_binary::do_get_input_reader): Change signature;
1436 use index instead of filename.
1437 (Sized_incremental_binary::section_map_): New data member.
1438 (Sized_incremental_binary::input_entry_readers_): New data member.
1439 (class Sized_incr_relobj): New class.
1440 (class Sized_incr_dynobj): New class.
1441 (make_sized_incremental_object): New function.
1442 (class Incremental_library): New class.
1443 * layout.cc (Free_list::num_lists): New static data member.
1444 (Free_list::num_nodes): New static data member.
1445 (Free_list::num_removes): New static data member.
1446 (Free_list::num_remove_visits): New static data member.
1447 (Free_list::num_allocates): New static data member.
1448 (Free_list::num_allocate_visits): New static data member.
1449 (Free_list::init): New function.
1450 (Free_list::remove): New function.
1451 (Free_list::allocate): New function.
1452 (Free_list::dump): New function.
1453 (Free_list::print_stats): New function.
1454 (Layout_task_runner::run): Resize output file for incremental updates.
1455 (Layout::Layout): Initialize new data members.
1456 (Layout::set_incremental_base): New function.
1457 (Layout::init_fixed_output_section): New function.
1458 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1459 incremental updates.
1460 (Layout::create_gold_note): Do not create gold note section for
1461 incremental updates.
1462 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1463 for incremental updates.
1464 (Layout::set_section_offsets): For incremental updates, allocate space
1466 (Layout::create_symtab_sections): Layout with offsets relative to
1467 start of section; for incremental updates, allocate space from free
1469 (Layout::create_shdrs): For incremental updates, allocate space from
1471 (Layout::finish_dynamic_section): For incremental updates, do not
1472 check --as-needed (fixed in subsequent patch).
1473 * layout.h (class Free_list): New class.
1474 (Layout::set_incremental_base): New function.
1475 (Layout::incremental_base): New function.
1476 (Layout::init_fixed_output_section): New function.
1477 (Layout::allocate): New function.
1478 (Layout::incremental_base_): New data member.
1479 (Layout::free_list_): New data member.
1480 * main.cc (main): Print Free_list statistics.
1481 * object.cc (Relobj::finalize_incremental_relocs): Add
1482 clear_counts parameter; clear counts only when clear_counts is set.
1483 (Sized_relobj::Sized_relobj): Initialize new base class.
1484 (Sized_relobj::do_layout): Don't report special sections.
1485 (Sized_relobj::do_for_all_local_got_entries): New function.
1486 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1487 symtab_off to all symbol table offsets.
1488 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1489 * object.h (class Got_offset_list): Move to top of file.
1490 (Object::Object): Allow case where input_file == NULL.
1491 (Object::~Object): Likewise.
1492 (Object::input_file): Assert that input_file != NULL.
1493 (Object::lock): Allow case where input_file == NULL.
1494 (Object::unlock): Likewise.
1495 (Object::is_locked): Likewise.
1496 (Object::token): Likewise.
1497 (Object::release): Likewise.
1498 (Object::is_incremental): New function.
1499 (Object::get_mtime): New function.
1500 (Object::for_all_local_got_entries): New function.
1501 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1502 (Object::set_is_in_system_directory): New function.
1503 (Object::is_in_system_directory): New function.
1504 (Object::do_is_incremental): New function.
1505 (Object::do_get_mtime): New function.
1506 (Object::do_for_all_local_got_entries): New function.
1507 (Object::is_in_system_directory_): New data member.
1508 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1509 (class Sized_relobj_base): New class.
1510 (class Sized_relobj): Derive from Sized_relobj_base.
1511 (class Sized_relobj::Symbols): Redeclare from base class.
1512 (class Sized_relobj::local_got_offset_list): Remove.
1513 (class Sized_relobj::Output_sections): Redeclare from base class.
1514 (class Sized_relobj::do_for_all_local_got_entries): New function.
1515 (class Sized_relobj::write_local_symbols): Add offset parameter.
1516 (class Sized_relobj::local_symbol_offset_): Update comment.
1517 (class Sized_relobj::local_dynsym_offset_): Update comment.
1518 * options.cc (Input_arguments::add_file): Remove const.
1519 * options.h (Input_file_argument::Input_file_argument):
1520 Initialize arg_serial_ (all constructors).
1521 (Input_file_argument::set_arg_serial): New function.
1522 (Input_file_argument::arg_serial): New function.
1523 (Input_file_argument::arg_serial_): New data member.
1524 (Input_arguments::Input_arguments): Initialize file_count_.
1525 (Input_arguments::add_file): Remove const.
1526 (Input_arguments::number_of_input_files): New function.
1527 (Input_arguments::file_count_): New data member.
1528 (Command_line::number_of_input_files): Call
1529 Input_arguments::number_of_input_files.
1530 * output.cc (Output_segment_headers::Output_segment_headers):
1532 (Output_section::Input_section::current_data_size): New function.
1533 (Output_section::Output_section): Initialize new data members.
1534 (Output_section::add_input_section): Don't do merge sections for
1535 an incremental link; allocate space from free list for an
1537 (Output_section::add_output_section_data): Allocate space from
1538 free list for an incremental update.
1539 (Output_section::update_data_size): New function.
1540 (Output_section::set_fixed_layout): New function.
1541 (Output_section::reserve): New function.
1542 (Output_segment::set_section_addresses): Remove const.
1543 (Output_segment::set_section_list_addresses): Remove const; allocate
1544 space from free list for an incremental update.
1545 (Output_segment::set_offset): Adjust size of RELRO segment for an
1547 * output.h (Output_data::current_data_size): Move here from
1549 (Output_data::pre_finalize_data_size): New function.
1550 (Output_data::update_data_size): New function.
1551 (Output_section_headers::update_data_size): new function.
1552 (Output_section_data_build::current_data_size): Move to Output_data.
1553 (Output_data_strtab::update_data_size): New function.
1554 (Output_section::current_data_size): Move to Output_data.
1555 (Output_section::set_fixed_layout): New function.
1556 (Output_section::has_fixed_layout): New function.
1557 (Output_section::reserve): New function.
1558 (Output_section::update_data_size): New function.
1559 (Output_section::has_fixed_layout_): New data member.
1560 (Output_section::free_list_): New data member.
1561 (Output_segment::set_section_addresses): Remove const.
1562 (Output_segment::set_section_list_addresses): Remove const.
1563 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1565 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1567 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1568 parameter when calling Add_symbols constructor; store argument
1569 serial number for members of a lib group.
1570 (Add_symbols::locks): Allow case where token == NULL.
1571 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1572 (Read_member::~Read_member): New function.
1573 (Read_member::is_runnable): New function.
1574 (Read_member::locks): New function.
1575 (Read_member::run): New function.
1576 (Check_script::~Check_script): New function.
1577 (Check_script::is_runnable): New function.
1578 (Check_script::locks): New function.
1579 (Check_script::run): New function.
1580 (Check_library::~Check_library): New function.
1581 (Check_library::is_runnable): New function.
1582 (Check_library::locks): New function.
1583 (Check_library::run): New function.
1584 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1585 (Add_symbols::library_): New data member.
1586 (class Read_member): New class.
1587 (class Check_script): New class.
1588 (class Check_library): New class.
1589 * reloc.cc (Read_relocs::is_runnable): Allow case where
1591 (Read_relocs::locks): Likewise.
1592 (Scan_relocs::locks): Likewise.
1593 (Relocate_task::locks): Likewise.
1594 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1596 (Sized_relobj::incremental_relocs_scan): Fix comment.
1597 (Sized_relobj::do_relocate): Pass output file offset to
1598 write_local_symbols.
1599 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1600 from class declaration.
1601 * script.cc (read_input_script): Allocate Script_info; pass
1602 argument serial number to report_script.
1603 * script.h (class Script_info): Move to incremental.h.
1604 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1605 * symtab.h (Symbol_table::add_from_incrobj): New function.
1606 (Symbol_table::set_file_offset): New function.
1608 2011-04-05 Cary Coutant <ccoutant@google.com>
1610 * incremental-dump.cc (dump_incremental_inputs): Change signature
1611 to take a Sized_incremental_binary; change caller. Use readers
1612 in Sized_incremental_binary.
1614 (Sized_incremental_binary::find_incremental_inputs_sections):
1615 Rename do_find_incremental_inputs_sections to this.
1616 (Sized_incremental_binary::setup_readers): New function.
1617 (Sized_incremental_binary::do_check_inputs): Check
1618 has_incremental_info_ flag; move setup code to setup_readers;
1620 (Sized_incremental_binary::do_file_is_unchanged): New function.
1621 (Sized_incremental_binary::do_get_input_reader): New function.
1622 * incremental.h (class Incremental_binary): Move to end of file.
1623 (Incremental_binary::file_is_unchanged): New function.
1624 (Incremental_binary::do_file_is_unchanged): New function.
1625 (Incremental_binary::Input_reader): New class.
1626 (Incremental_binary::get_input_reader): New function.
1627 (class Sized_incremental_binary): Move to end of file.
1628 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1629 input section reader classes.
1630 (Sized_incremental_binary::has_incremental_info): New function.
1631 (Sized_incremental_binary::inputs_reader): New function.
1632 (Sized_incremental_binary::symtab_reader): New function.
1633 (Sized_incremental_binary::relocs_reader): New function.
1634 (Sized_incremental_binary::got_plt_reader): New function.
1635 (Sized_incremental_binary::do_file_is_unchanged): New function.
1636 (Sized_incremental_binary::Sized_input_reader): New class.
1637 (Sized_incremental_binary::get_input_reader): New function.
1638 (Sized_incremental_binary::find_incremental_inputs_sections):
1639 Rename do_find_incremental_inputs_sections to this.
1640 (Sized_incremental_binary::setup_readers): New function.
1641 (Sized_incremental_binary::has_incremental_info_): New data member.
1642 (Sized_incremental_binary::inputs_reader_): New data member.
1643 (Sized_incremental_binary::symtab_reader_): New data member.
1644 (Sized_incremental_binary::relocs_reader_): New data member.
1645 (Sized_incremental_binary::got_plt_reader_): New data member.
1646 (Sized_incremental_binary::current_input_file_): New data member.
1648 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1651 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1654 2011-03-30 Cary Coutant <ccoutant@google.com>
1656 * archive.cc (Archive::include_member): Adjust call to report_object.
1657 (Add_archive_symbols::run): Add script_info to call to
1658 report_archive_begin.
1659 (Lib_group::include_member): Adjust call to report_object.
1660 (Add_lib_group_symbols::run): Adjust call to report_object.
1661 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1662 blocks. Add object count for script input files.
1663 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1664 script_info parameter; change all callers.
1665 (Incremental_inputs::report_object): Add script_info parameter;
1667 (Incremental_inputs::report_script): Store backpointer to
1668 incremental info entry.
1669 (Output_section_incremental_inputs::set_final_data_size): Record
1670 additional information for scripts.
1671 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1672 * incremental.h (Incremental_script_entry::add_object): New function.
1673 (Incremental_script_entry::get_object_count): New function.
1674 (Incremental_script_entry::get_object): New function.
1675 (Incremental_script_entry::objects_): New data member; adjust
1677 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1678 (Incremental_inputs::report_object): Add script_info parameter.
1679 (Incremental_inputs_reader::get_object_count): New function.
1680 (Incremental_inputs_reader::get_object_offset): New function.
1681 * options.cc (Input_arguments::add_file): Return reference to
1683 * options.h (Input_argument::set_script_info): New function.
1684 (Input_argument::script_info): New function.
1685 (Input_argument::script_info_): New data member; adjust all
1687 (Input_file_group::add_file): Return reference to new input argument.
1688 (Input_file_lib::add_file): Likewise.
1689 (Input_arguments::add_file): Likewise.
1690 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1691 * script.cc (Parser_closure::Parser_closure): Add script_info
1692 parameter; adjust all callers.
1693 (Parser_closure::script_info): New function.
1694 (Parser_closure::script_info_): New data member.
1695 (read_input_script): Report scripts earlier to incremental info.
1696 (script_add_file): Set script_info in Input_argument.
1697 (script_add_library): Likewise.
1698 * script.h (Script_options::Script_info): Rewrite class.
1700 2011-03-29 Cary Coutant <ccoutant@google.com>
1702 * archive.cc (Library_base::should_include_member): Move
1703 method here from class Archive.
1704 (Archive::Archive): Initialize base class.
1705 (Archive::should_include_member): Move to base class.
1706 (Archive::do_for_all_unused_symbols): New function.
1707 (Add_archive_symbols::run): Remove redundant access to
1709 (Lib_group::Lib_group): Initialize base class.
1710 (Lib_group::do_filename): New function.
1711 (Lib_group::include_member): Pass pointer to Lib_group to
1713 (Lib_group::do_for_all_unused_symbols): New function.
1714 (Add_lib_group_symbols::run): Report archive information for
1716 * archive.h (class Library_base): New base class.
1717 (class Archive): Derive from Library_base.
1718 (Archive::filename): Move to base class.
1719 (Archive::set_incremental_info): Likewise.
1720 (Archive::incremental_info): Likewise.
1721 (Archive::Should_include): Likewise.
1722 (Archive::should_include_member): Likewise.
1723 (Archive::Armap_entry): Remove.
1724 (Archive::Unused_symbol_iterator): Remove.
1725 (Archive::unused_symbols_begin): Remove.
1726 (Archive::unused_symbols_end): Remove.
1727 (Archive::do_filename): New function.
1728 (Archive::do_get_mtime): New function.
1729 (Archive::do_for_all_unused_symbols): New function.
1730 (Archive::task_): Move to base class.
1731 (Archive::incremental_info_): Likewise.
1732 (class Lib_group): Derive from Library_base.
1733 (Lib_group::do_filename): New function.
1734 (Lib_group::do_get_mtime): New function.
1735 (Lib_group::do_for_all_unused_symbols): New function.
1736 (Lib_group::task_): Move to base class.
1737 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1739 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1741 * incremental.cc (Incremental_inputs::report_archive_begin):
1742 Use Library_base; call library's get_mtime; add incremental inputs
1743 entry before members.
1744 (class Unused_symbol_visitor): New class.
1745 (Incremental_inputs::report_archive_end): Use Library_base; use
1746 visitor class to record unused symbols; don't add incremental inputs
1747 entry after members.
1748 (Incremental_inputs::report_object): Use Library_base.
1750 (Incremental_archive_entry::Incremental_archive_entry): Remove
1751 unused Archive parameter.
1752 (Incremental_inputs::report_archive_begin): Use Library_base.
1753 (Incremental_inputs::report_archive_end): Likewise.
1754 (Incremental_inputs::report_object): Likewise.
1755 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1757 * object.h (Object::for_all_global_symbols): New function.
1758 (Object::do_for_all_global_symbols): New function.
1759 (Sized_relobj::do_for_all_global_symbols): New function.
1760 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1762 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1765 2011-03-27 Ian Lance Taylor <iant@google.com>
1767 * archive.cc (Archive::interpret_header): Return -1 if something
1768 goes wrong. Change callers accordingly.
1770 2011-03-25 Cary Coutant <ccoutant@google.com>
1772 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1773 * testsuite/Makefile.in: Regenerate.
1775 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1777 * plugin.cc (get_view): New.
1778 (Plugin::load): Pass get_view to the plugin.
1779 (Plugin_manager::get_view): New.
1781 2011-03-21 Ian Lance Taylor <iant@google.com>
1783 * testsuite/final_layout.sh: Rewrite to not use dc.
1784 * testsuite/relro_test.sh: Fail if dc is not present.
1786 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1788 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1790 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1791 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1793 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1794 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1796 2011-03-14 Ian Lance Taylor <iant@google.com>
1798 * script-sections.cc (Sort_output_sections::script_compare):
1799 Rename from is_before, change return type.
1800 (Sort_output_sections::operator()): Adjust accordingly.
1802 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1805 * testsuite/odr_violation2.cc: Add comment to make all error line
1806 numbers double digits.
1807 * testsuite/debug_msg.sh: Adjust expected errors.
1809 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1811 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1812 but mark earlier ones as non-canonical
1813 (offset_to_iterator): Update search target and example
1814 (do_addr2line): Return extra lines in a vector*
1815 (format_file_lineno): Extract from do_addr2line
1816 (one_addr2line): Add vector* out-param
1817 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1818 when a lineno entry appeared last for its instruction
1819 (Dwarf_line_info): Add vector* out-param
1820 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1821 * symtab.cc (Odr_violation_compare): Include the lineno in the
1823 (linenos_from_loc): New. Combine the canonical line for an
1824 address with its other lines.
1825 (True_if_intersect): New. Helper functor to make
1826 std::set_intersection a query.
1827 (detect_odr_violations): Compare sets of lines instead of just
1828 one line for each function. This became less deterministic, but
1829 has fewer false positives.
1830 * symtab.h: Declarations.
1831 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1832 mix an optimized and non-optimized object in the same binary
1833 (odr_violation2.so): Same.
1834 * testsuite/Makefile.in: Regenerate from Makefile.am.
1835 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1836 * testsuite/debug_msg.sh: Update line numbers and add
1838 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1839 non-optimized context.
1840 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1841 isn't inlined, and use OdrDerived in an optimized context.
1842 * testsuite/odr_header1.h: Defines OdrDerived, where
1843 optimization will change the
1844 first-instruction-in-the-destructor's file and line number.
1845 * testsuite/odr_header2.h: Defines OdrBase.
1847 2011-03-09 Ian Lance Taylor <iant@google.com>
1849 * fileread.cc (File_read::clear_views): Don't delete the whole
1852 2011-03-08 Ian Lance Taylor <iant@google.com>
1855 * fileread.cc: #include <climits>.
1856 (GOLD_IOV_MAX): Define.
1857 (File_read::read_multiple): Limit number of entries by iov_max.
1858 * fileread.h (class File_read): Always set max_readv_entries to
1861 2011-03-07 Ian Lance Taylor <iant@google.com>
1864 * options.h (class General_options): Add -dy and -dn.
1866 2011-03-02 Cary Coutant <ccoutant@google.com>
1868 * testsuite/script_test_9.t: Add TLS segment.
1870 2011-03-02 Simon Baldwin <simonb@google.com>
1872 * configure.ac: Add check for gnu_indirect_function support in
1873 the toolchain building binutils.
1874 * configure: Rebuild.
1876 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1878 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1879 plugin only symbols.
1880 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1881 in plugin files as not needed in the symbol table.
1883 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1885 * output.cc (Output_section::add_input_section): Delay fill
1886 generation for section ordering.
1888 2011-02-09 Ian Lance Taylor <iant@google.com>
1891 * object.h (class Sized_relobj): Remove clear_local_symbols.
1892 * reloc.cc (Sized_relobj::do_relocate): Don't call
1893 clear_local_symbols.
1895 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1897 * plugin.cc (is_visible_from_outside): Return true for symbols
1900 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1902 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1905 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1907 * icf.h (is_section_foldable_candidate): Change type of parameter
1909 * icf.cc (Icf::find_identical_sections): Change type of local variable
1910 section_name to be std::string.
1911 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1913 2011-01-25 Ian Lance Taylor <iant@google.com>
1915 * script.cc (script_add_extern): Rewrite to use
1916 add_symbol_reference.
1918 2011-01-25 Doug Kwan <dougkwan@google.com>
1920 * icf.cc (get_section_contents): Always lock section's object.
1922 2011-01-24 Ian Lance Taylor <iant@google.com>
1924 * options.h (class General_options): Accept
1925 --no-detect-odr-violations.
1927 2011-01-24 Ian Lance Taylor <iant@google.com>
1929 * version.cc (version_string): Bump to 1.11.
1931 2011-01-24 Ian Lance Taylor <iant@google.com>
1933 * plugin.cc (class Plugin_rescan): Define new class.
1934 (Plugin_manager::claim_file): Set any_claimed_.
1935 (Plugin_manager::save_archive): New function.
1936 (Plugin_manager::save_input_group): New function.
1937 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1939 (Plugin_manager::new_undefined_symbol): New function.
1940 (Plugin_manager::rescan): New function.
1941 (Plugin_manager::rescannable_defines): New function.
1942 (Plugin_manager::add_input_file): Set any_added_.
1943 * plugin.h (class Plugin_manager): define new fields rescannable_,
1944 undefined_symbols_, any_claimed_, and any_added_. Declare
1945 Plugin_rescan as friend. Declare new functions.
1946 (Plugin_manager::Rescannable): Define type.
1947 (Plugin_manager::Rescannable_list): Define type.
1948 (Plugin_manager::Undefined_symbol_list): Define type.
1949 (Plugin_manager::Plugin_manager): Initialize new fields.
1950 * archive.cc (Archive::defines_symbol): New function.
1951 (Add_archive_symbols::run): Pass archive to plugins if any.
1952 * archive.h (class Archive): Declare defines_symbol.
1953 * readsyms.cc (Input_group::~Input_group): New function.
1954 (Finish_group::run): Pass input_group to plugins if any.
1955 * readsyms.h (class Input_group): Declare destructor.
1956 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1959 2011-01-10 Ian Lance Taylor <iant@google.com>
1961 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1963 (Layout::set_segment_offsets): Reset increase_relro before calling
1964 set_section_addresses a second time.
1966 2011-01-04 Cary Coutant <ccoutant@google.com>
1968 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1969 sections before NOBITS sections.
1971 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1973 * version.cc (print_version): Update copyright to 2011.
1975 2010-12-23 Cary Coutant <ccoutant@google.com>
1977 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1978 of OS to this->add. Add OD parameter to second form of the function.
1980 2010-12-20 Ian Lance Taylor <iant@google.com>
1982 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1983 second of two consecutive entries with same offset.
1985 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1987 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1988 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1989 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1990 to avoid unneeded links against $(LDADD).
1991 * testsuite/Makefile.in: Regenerate.
1993 2010-12-15 Ian Lance Taylor <iant@google.com>
1996 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1997 for R_X86_64_32 and R_X86_64_PC32.
1998 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1999 ver_matching_def_pic.o.
2000 (ver_matching_def_pic.o): New target.
2002 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2004 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2005 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2006 Move definition before File_read::View member definitions.
2007 (File_read::View::~View): Initialize and hold lock before
2008 updating current_mapped_bytes.
2010 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2012 * dwarf_reader.cc: Remove outdated comment.
2013 * gold-threads.cc: Fix typo in error message.
2014 * archive.cc: Fix typos in comments.
2015 * archive.h: Likewise.
2016 * arm-reloc-property.cc: Likewise.
2017 * arm-reloc-property.h: Likewise.
2018 * arm-reloc.def: Likewise.
2020 * attributes.h: Likewise.
2021 * cref.cc: Likewise.
2022 * ehframe.cc: Likewise.
2023 * fileread.h: Likewise.
2025 * i386.cc: Likewise.
2027 * incremental.h: Likewise.
2028 * int_encoding.cc: Likewise.
2029 * layout.h: Likewise.
2030 * main.cc: Likewise.
2031 * merge.h: Likewise.
2032 * object.cc: Likewise.
2033 * object.h: Likewise.
2034 * options.cc: Likewise.
2035 * readsyms.cc: Likewise.
2036 * reduced_debug_output.cc: Likewise.
2037 * reloc.cc: Likewise.
2038 * script-sections.cc: Likewise.
2039 * sparc.cc: Likewise.
2040 * symtab.h: Likewise.
2041 * target-reloc.h: Likewise.
2042 * target.cc: Likewise.
2043 * target.h: Likewise.
2044 * timer.cc: Likewise.
2045 * timer.h: Likewise.
2046 * x86_64.cc: Likewise.
2048 2010-12-09 Cary Coutant <ccoutant@google.com>
2050 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2052 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2053 parameter; change all callers.
2054 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2055 * options.h (warn_execstack): New option.
2057 2010-12-07 Doug Kwan <dougkwan@google.com>
2059 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2060 like function call relocations.
2062 2010-12-07 Ian Lance Taylor <iant@google.com>
2064 * archive.cc (Archive::get_elf_object_for_member): Permit
2065 punconfigured to be NULL.
2066 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2067 (Archive::include_member): Pass NULL to get_elf_object_for_member
2068 if we searched for the archive and this is the first included
2071 2010-12-01 Ian Lance Taylor <iant@google.com>
2073 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2074 track_relocs_type_ field.
2075 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2076 Set track_relocs_type_.
2077 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2078 contents when using RELA relocs.
2079 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2081 * reloc.cc (Track_relocs::next_addend): New function.
2082 * reloc.h (class Track_relocs): Declare next_addend.
2084 2010-12-01 Ian Lance Taylor <iant@google.com>
2086 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2089 2010-12-01 Ian Lance Taylor <iant@google.com>
2091 * README: Update compilers known to work and fail.
2093 2010-11-23 Matthias Klose <doko@ubuntu.com>
2095 * configure.in: For --enable-gold, handle value `default' instead of
2096 `both*'. Always install ld as ld.bfd, install as ld if gold is
2098 * configure: Regenerate.
2100 2010-11-18 Doug Kwan <dougkwan@google.com>
2102 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2103 and right_alignment to be zero. Store result alignment only if it is
2104 greater than existing alignment.
2106 2010-11-16 Cary Coutant <ccoutant@google.com>
2109 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2110 Check for ".zdebug_line".
2112 2010-11-16 Doug Kwan <dougkwan@google.com>
2113 Cary Coutant <ccoutant@google.com>
2115 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2116 by reference; adjust all callers.
2117 * output.cc (Output_segment::set_section_addresses): Adjust references
2118 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2120 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2121 end at page boundary.
2123 2010-11-16 Cary Coutant <ccoutant@google.com>
2126 * layout.cc (Layout::choose_output_section): Transform names of
2127 compressed sections even when using a script with a SECTIONS clause.
2128 (Layout::output_section_name): Remove code to transform
2129 compressed debug section names.
2130 * output.cc (Output_section::add_input_section): Use uncompressed
2131 section size when tracking input sections.
2133 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2135 * symtab.h (Symbol::NON_PIC_REF): Remove.
2136 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2137 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2138 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2139 (Symbol::use_plt_offset): Take a flags argument and pass it
2140 directly to needs_dynamic_reloc. Restrict check for undefined
2141 weak symbols to function calls.
2142 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2143 (Target_arm::Scan::global): Use it.
2144 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2145 (Target_arm::Relocate::relocate): Likewise.
2146 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2147 parameter with an r_type parameter. Use get_reference_flags
2149 (Target_arm::Relocate::relocate): Update accordingly.
2150 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2151 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2152 (Target_i386::Scan::global): Likewise.
2153 (Target_i386::Relocate::relocate): Likewise.
2154 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2155 parameter with an r_type parameter. Use get_reference_flags
2157 (Target_i386::Relocate::relocate): Update accordingly.
2158 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2159 (Target_powerpc::Scan::global): Use it.
2160 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2161 (Target_powerpc::Relocate::relocate): Likewise.
2162 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2163 (Target_sparc::Scan::global): Use it.
2164 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2165 (Target_sparc::Relocate::relocate): Likewise.
2166 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2167 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2168 (Target_x86_64::Scan::global): Likewise.
2169 (Target_x86_64::Relocate::relocate): Likewise.
2171 2010-11-08 Doug Kwan <dougkwan@google.com>
2172 Cary Coutant <ccoutant@google.com>
2174 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2175 (Arm_exidx_merge_section::section_contents_): New data member.
2176 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2177 (Arm_input_section::~Arm_input_section): De-allocate memory.
2178 (Arm_input_section::original_contents_): New data member.
2179 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2180 in parameters instead of calling Object::section_contents without
2182 (Arm_output_section::group_section): New parameter TASK. Pass it
2183 to callees that need locking objects.
2184 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2185 to lock EXIDX input sections. Fix a formatting issue. Call
2186 Arm_exidx_merged_section::build_contents to create merged section
2188 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2189 to lock object of stub table owner.
2190 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2191 TEXT_SIZE to initialize data member TEXT_SIZE_.
2192 (Arm_exidx_input_section::addralign): Fix typo in comment.
2193 (Arm_exidx_input_section::text_size): New method.
2194 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2195 that require locking objects. Lock objects before scanning for stubs
2196 and updating local symbols.
2197 (Arm_input_section<big_endian>::init): Copy contents of original
2199 (Arm_input_section<big_endian>::do_write): Use saved contents of
2200 original input section instead of calling Object::section_contents
2202 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2203 size without calling Object::section_size().
2204 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2205 for size. Allocate a buffer for merged EXIDX entries.
2206 (Arm_exidx_merged_section::build_contents): New method.
2207 (Arm_exidx_merged_section::do_write): Move merge section contents
2208 building code to Arm_exidx_merged_section::build_contetns. Write
2209 out contetns in buffer instead of building it on the fly.
2210 (Arm_relobj::make_exidx_input_section): Also pass text section size
2211 to Arm_exidx_input_section constructor.
2212 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2213 (Arm_dynobj::do_read_symbols): Fix memory leak.
2214 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2215 * target.h: (class Task): Add forward declaration.
2216 (Target::relax): Add new parameter TASK and pass it to
2218 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2220 2010-11-05 Cary Coutant <ccoutant@google.com>
2223 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2224 object when reading from the file.
2225 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2227 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2228 when reading section contents.
2229 (get_section_contents): Likewise.
2230 (icf::find_identical_sections): Likewise.
2231 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2232 object when reading from the file.
2233 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2234 the object when doing deferred section layout.
2236 2010-11-03 Nick Clifton <nickc@redhat.com>
2239 * script.h (class Symbol_assignment: name): New member. Returns
2240 the name of the symbol.
2241 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2242 Returns true if the given symbol name is on the list of
2243 assignments wating to be processed.
2244 * archive.cc (should_incldue_member): If the symbol is undefined,
2245 check to see if it is on the list of symbols pending assignment.
2247 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2249 * script-sections.cc (Script_sections::find_memory_region): Check
2250 for a NULL output section pointer.
2252 2010-10-29 Doug Kwan <dougkwan@google.com>
2254 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2255 Output_section::add_relaxed_input_section.
2256 * output.cc (Output_section::add_relaxed_input_section): Add new
2257 arguments LAYOUT and NAME. Set section order index.
2258 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2259 Copy section order index.
2260 * output.h (Output_section::add_relaxed_input_section): Add new
2261 arguments LAYOUT and NAME.
2263 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2265 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2266 NATIVE_OR_CROSS_LINKER.
2267 * testsuite/Makefile.in: Regenerate.
2269 2010-10-20 Doug Kwan <dougkwan@google.com>
2271 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2272 without SHF_LINK_ORDER flags.
2273 * layout.cc (Layout::choose_output_section): Do not filter
2274 SHF_LINK_ORDER flag in a relocatable link.
2276 2010-10-17 Cary Coutant <ccoutant@google.com>
2278 * output.h (Output_segment::set_section_addresses): Change function
2279 signature. Update all callers.
2280 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2282 (Output_segment::set_section_addresses): Align after last TLS
2283 section. Add padding before last relro section instead of after.
2285 2010-10-17 Doug Kwan <dougkwan@google.com>
2287 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2288 GOT output section to be writable.
2290 2010-10-14 Cary Coutant <ccoutant@google.com>
2292 * debug.h (DEBUG_INCREMENTAL): New flag.
2293 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2294 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2296 * incremental.cc (report_command_line): Ignore all forms of
2298 * layout.cc (Layout::Layout): Check parameters for incremental link
2300 * options.cc (General_options::parse_incremental): New function.
2301 (General_options::parse_no_incremental): New function.
2302 (General_options::parse_incremental_full): New function.
2303 (General_options::parse_incremental_update): New function.
2304 (General_options::incremental_mode_): New data member.
2305 (General_options::finalize): Check incremental_mode_.
2306 * options.h (General_options): Update help text for --incremental.
2307 Add --no-incremental, --incremental-full, --incremental-update.
2308 (General_options::Incremental_mode): New enum type.
2309 (General_options::incremental_mode): New function.
2310 (General_options::incremental_mode_): New data member.
2311 * parameters.cc (Parameters::incremental_mode_): New data member.
2312 (Parameters::set_options): Set incremental_mode_.
2313 (Parameters::set_incremental_full): New function.
2314 (Parameters::incremental): New function.
2315 (Parameters::incremental_update): New function.
2316 (set_parameters_incremental_full): New function.
2317 * parameters.h (Parameters::set_incremental_full): New function.
2318 (Parameters::incremental): New function.
2319 (Parameters::incremental_update): New function.
2320 (Parameters::incremental_mode_): New data member.
2321 (set_parameters_incremental_full): New function.
2322 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2323 incremental link mode.
2324 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2325 (Sized_relobj::do_relocate_sections): Likewise.
2326 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2328 * testsuite/Makefile.in: Regenerate.
2329 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2331 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2333 * script-sections.h (class Script_sections): Make
2334 Sections_elements typedef public.
2335 * script-sections.cc (class Sort_output_sections): Add elements_
2336 field. Add constructor which sets it; change all callers.
2337 (Sort_output_sections::is_before): New function.
2338 (Sort_output_sections::operator()): Call is_before.
2339 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2341 * testsuite/script_test_10.sh: New test. Test script section
2343 * testsuite/script_test_10.t: Likewise.
2344 * testsuite/script_test_10.s: Likewise.
2345 * testsuite/Makefile.am: Wrap the cross linker tests and the
2346 common tests into NATIVE_OR_CROSS_LINKER.
2347 (check_SCRIPTS): Add script_test_10.sh.
2348 (check_DATA): Add script_test_10.stdout.
2349 (script_test_10.o, script_test_10): New targets.
2350 (script_test_10.stdout): New target.
2351 * configure, testsuite/Makefile.in: Regenerate.
2353 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2355 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2356 error for the deprecated relocations.
2357 (Target_arm::Scan::global): Likewise.
2358 (Target_arm::Relocate::relocate): Likewise.
2360 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2362 * fileread.cc (Input_file::find_file): Initialize *found_name
2363 and *namep when using the fallback search for case 4.
2365 2010-10-11 Cary Coutant <ccoutant@google.com>
2367 * options.h (class General_options): Redefine -z lazy as an alias for
2368 the negation of -z now.
2370 2010-10-11 Ian Lance Taylor <iant@google.com>
2372 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2375 2010-10-06 Nick Clifton <nickc@redhat.com>
2377 * script-sections.cc(class Memory_region): Remove
2378 current_lma_offset_ field. Rename current_vma_offset_ to
2379 current_offset_. Add last_section_ field.
2380 (Memory_region::get_current_vma_address): Rename to
2381 get_current_address.
2382 (Memory_region::get_current_lma_address): Delete.
2383 (Memory_region::increment_vma_offset): Rename to
2385 (Memory_region::increment_lma_offset): Delete.
2386 (Memory_region::attributes_compatible): New method. Returns
2387 true if the provided section is compatible with the region.
2388 (Memory_region::get_last_section): New method. Returns the last
2389 section to use the region.
2390 (Memory_region::set_last_section): New method. Stores the last
2391 section to use the region.
2392 (Script_sections::block_in_region): New method. Returns true if
2393 a block of memory is contained within a region.
2394 (Script_sections::find_memory_region): New method. Locates a
2395 memory region to be used to set a VMA or LMA address.
2396 (Output_section_definition::set_section_addresses): Add code to
2397 check for addresses set by memory regions.
2398 (Output_segment::set_section_addresses): Remove memory region
2400 (Script_sections::create_segment): Add a warning if a header
2401 segment is created outside of any region.
2402 * script-sections.h (class Script_sections): Add prototypes for
2403 find_memory_region and block_in_region methods.
2404 * testsuite/memory_test.s: Use .long instead of .word.
2405 * testsuite/memory_test.t: Add some more output sections.
2406 * testsuite/memory_test.sh: Update expected output.
2408 2010-10-02 Doug Kwan <dougkwan@google.com>
2410 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2411 defintion to symtab.h
2412 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2413 declaration to defintion.
2415 2010-10-01 Nick Clifton <nickc@redhat.com>
2417 * expression.cc (eval): Replace dummy argument with NULL.
2418 (eval_maybe_dot): Check for a NULL result section pointer.
2419 (Symbol_expression::value): Likewise.
2420 (Dot_expression::value): Likewise.
2421 (BINARY_EXPRESSION): Likewise.
2422 (Max_expression::value): Likewise.
2423 (Min_expression::value): Likewise.
2424 (Absolute_expression::value): Likewise.
2425 (Addr_expression::value_from_output_section): Likewise.
2426 (Loaddddr_expression::value_from_output_section): Likewise.
2427 (Segment_start_expression::value): Likewise.
2428 * script-sections.cc
2429 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2431 (Sections_elememt_dot_assignment::set_section_addresses):
2433 (Output_data_expression::do_write_to_buffer): Likewise.
2434 (Output_section_definition::finalize_symbols): Likewise.
2435 (Output_section_definition::set_section_addresses): Likewise.
2437 2010-09-30 Doug Kwan <dougkwan@google.com>
2439 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2441 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2443 * target.h (Target::can_icf_inline_merge_sections): New virtual
2445 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2447 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2449 * icf.cc (get_section_contents): Inline merge sections only when
2452 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2454 * configure: Regenerate.
2456 2010-09-17 Ian Lance Taylor <iant@google.com>
2458 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2459 * testsuite/Makefile.am (memory_test.o): New target.
2460 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2462 * testsuite/Makefile.in: Rebuild.
2464 2010-09-17 Doug Kwan <dougkwan@google.com>
2466 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2467 defintion if relocation uses GOT entries of the symbol.
2468 * testsuite/icf_safe_test.sh: Fix test.
2469 * testsuite/icf_safe_so_test.sh: Fix test.
2471 2010-09-16 Cary Coutant <ccoutant@google.com>
2473 * script_sections.cc (class Memory_region): Remove "NULL" from
2474 vector initializations.
2476 2010-09-15 Cary Coutant <ccoutant@google.com>
2478 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2479 Resolve forwarding symbols.
2481 2010-09-15 Doug Kwan <dougkwan@google.com>
2483 * gold/testsuite/script_test_3.t: Add ARM special sections.
2484 * gold/testsuite/script_test_4.t: Same.
2485 * gold/testsuite/script_test_5.t: Same.
2486 * gold/testsuite/script_test_6.t: Same.
2487 * gold/testsuite/script_test_7.t: Same.
2488 * gold/testsuite/script_test_7.t: Same.
2489 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2491 2010-09-14 Cary Coutant <ccoutant@google.com>
2493 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2494 (Target_x86_64::Relocate::relocate_tls): Replace check for
2495 saw_tls_block_reloc_ with test for executable section.
2497 2010-09-12 Cary Coutant <ccoutant@google.com>
2499 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2500 position-independent executables to shared libraries need dynamic
2502 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2503 position-independent executables.
2504 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2505 * testsuite/Makefile.in: Regenerate.
2507 2010-09-10 Nick Clifton <nickc@redhat.com>
2510 * testsuite/memory_test.t: Discard any sections that are not
2513 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2516 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2517 "This::" to work around a bug in gcc 4.2.
2519 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2521 2010-09-09 Rafael Espindola <espindola@google.com>
2523 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2524 sections with different PF_X flags in the same segment.
2525 (Layout::find_first_load_seg): Search all segments to find the first
2527 * options.h (rosegment): New.
2529 2010-09-08 Rafael Espindola <espindola@google.com>
2531 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2533 2010-09-08 Doug Kwan <dougkwan@google.com>
2535 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2536 (Arm_relobj::do_relocate_sections): Add new parameter for output
2537 file to match the parent.
2538 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2539 of local symbols instead of input values. Update code to track
2540 changes in gold::relocate_section.
2541 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2542 (Sized_relobj::compute_final_local_value_internal): New methods.
2543 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2544 body into private version of Sized_relobj::compute_final_local_value.
2545 Call the inline method.
2546 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2547 merged symbol value if there is one.
2548 (Symbol_value::has_output_value): New method defintiion.
2549 (Sized_relobj::Compute_final_local_value_status): New enum type.
2550 (Sized_relobj::compute_final_local_value): New methods.
2551 (Sized_relobj::compute_final_local_value_internal): New methods.
2552 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2553 and arm_cortex_a8.sh.
2554 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2555 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2557 * Makefile.in: Regenerate.
2558 * testsuite/arm_bl_out_of_range.s: Update test.
2559 * testsuite/thumb_bl_out_of_range.s: Ditto.
2560 * testsuite/thumb_blx_out_of_range.s: Ditto.
2561 * testsuite/arm_branch_out_of_range.sh: New file.
2562 * testsuite/arm_cortex_a8.sh: Ditto.
2563 * testsuite/arm_cortex_a8_b.s: Ditto.
2564 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2565 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2566 * testsuite/arm_cortex_a8_bl.s: Ditto.
2567 * testsuite/arm_cortex_a8_blx.s: Ditto.
2568 * testsuite/arm_cortex_a8_local.s: Ditto.
2569 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2570 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2572 2010-09-08 Rafael Espindola <espindola@google.com>
2574 * Makefile.am (memory_test.stdout): Run readelf with -W.
2575 * Makefile.in: Regenerate.
2576 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2579 2010-09-08 Rafael Espindola <espindola@google.com>
2581 * script-sections.cc (Script_sections::add_memory_region): Convert
2582 field precision to int.
2583 * script.cc (script_set_section_region, script_set_section_region):
2584 Convert field precision to int.
2586 2010-09-08 Rafael Espindola <espindola@google.com>
2588 * arm.cc (do_finalize_sections): Create the __exidx_start and
2589 __exdix_end symbols even when the section is missing.
2591 2010-09-08 Nick Clifton <nickc@redhat.com>
2593 * README: Remove claim that MEMORY is not supported.
2594 * expression.cc (script_exp_function_origin)
2595 (script_exp_function_length): Move from here to ...
2596 * script.cc: ... here.
2597 (script_set_section_region, script_add_memory)
2598 (script_parse_memory_attr, script_include_directive): New
2600 * script-sections.cc
2601 (class Memory_region): New class.
2602 (class Output_section_definition): Add set_memory_region,
2603 set_section_vma, set_section_lma and get_section_name methods.
2604 (class Script_Sections): Add add_memory_region,
2605 find_memory_region, find_memory_region_origin,
2606 find_memory_region_length and set_memory_region methods.
2607 Have set_section_addresses method walk the list of set memory
2609 Extend the print methos to display memory regions.
2610 * script-sections.h: Add prototypes for new methods.
2611 Add enum for MEMORY region attributes.
2612 * yyscript.y: Add support for parsing MEMORY regions.
2613 * script-c.h: Add prototypes for new functions.
2614 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2615 * testsuite/Makefile.in: Regenerate.
2616 * testsuite/memory_test.sh: New script.
2617 * testsuite/memory_test.s: New assembler source file.
2618 * testsuite/memory_test.t: New linker script.
2620 2010-08-27 Doug Kwan <dougkwan@google.com>
2622 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2623 reference override an existing dynamic weak reference.
2624 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2625 * testsuite/Makefile.in: Regenerate.
2626 * testsuite/dyn_weak_ref.sh: New file.
2627 * testsuite/dyn_weak_ref_1.c: Ditto.
2628 * testsuite/dyn_weak_ref_2.c: Ditto.
2630 2010-08-27 Ian Lance Taylor <iant@google.com>
2632 * incremental.h (class Incremental_input_entry): Add virtual
2635 2010-08-27 Ian Lance Taylor <iant@google.com>
2637 * testsuite/start_lib_test_3.c: Mark t3 as used.
2639 2010-08-27 Nick Clifton <nickc@redhat.com>
2641 * options.cc (version_script): Fix small typo in previous
2644 2010-08-25 Nick Clifton <nickc@redhat.com>
2646 * archive.cc: Formatting fixes: Remove whitespace between
2647 typename and following asterisk. Remove whitespace between
2648 function name and opening parenthesis.
2649 * archive.h: Likewise.
2651 * attributes.cc: Likewise.
2652 * attributes.h: Likewise.
2653 * common.cc: Likewise.
2654 * copy-relocs.cc: Likewise.
2655 * dirsearch.h: Likewise.
2656 * dynobj.cc: Likewise.
2657 * ehframe.cc: Likewise.
2658 * ehframe.h: Likewise.
2659 * expression.cc: Likewise.
2660 * fileread.cc: Likewise.
2661 * fileread.h: Likewise.
2663 * gold-threads.cc: Likewise.
2664 * gold.cc: Likewise.
2665 * i386.cc: Likewise.
2667 * incremental-dump.cc: Likewise.
2668 * incremental.cc: Likewise.
2669 * layout.cc: Likewise.
2670 * layout.h: Likewise.
2671 * main.cc: Likewise.
2672 * merge.cc: Likewise.
2673 * merge.h: Likewise.
2674 * object.cc: Likewise.
2675 * object.h: Likewise.
2676 * options.cc: Likewise.
2677 * options.h: Likewise.
2678 * output.cc: Likewise.
2679 * output.h: Likewise.
2680 * plugin.cc: Likewise.
2681 * plugin.h: Likewise.
2682 * powerpc.cc: Likewise.
2683 * reloc.cc: Likewise.
2684 * script-c.h: Likewise.
2685 * script-sections.cc: Likewise.
2686 * script.cc: Likewise.
2687 * stringpool.cc: Likewise.
2688 * symtab.cc: Likewise.
2689 * symtab.h: Likewise.
2690 * target.cc: Likewise.
2691 * timer.cc: Likewise.
2692 * timer.h: Likewise.
2693 * version.cc: Likewise.
2694 * x86_64.cc: Likewise.
2696 2010-08-24 Nick Clifton <nickc@redhat.com>
2699 * layout.cc (segment_precedes): Sort segments by their physical
2700 addresses, if they have been set.
2702 2010-08-23 Cary Coutant <ccoutant@google.com>
2704 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2706 (Lib_group::include_member): Unlock object after deleting its
2708 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2711 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2712 Cary Coutant <ccoutant@google.com>
2714 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2715 constructor, and set_blocker.
2716 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2718 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2719 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2720 * testsuite/Makefile.am (start_lib_test): New test case.
2721 * testsuite/Makefile.in: Regenerate.
2722 * testsuite/start_lib_test_main.c: New file.
2723 * testsuite/start_lib_test_1.c: New file.
2724 * testsuite/start_lib_test_2.c: New file.
2725 * testsuite/start_lib_test_3.c: New file.
2727 2010-08-19 Ian Lance Taylor <iant@google.com>
2729 * Makefile.in: Rebuild with automake 1.11.1.
2730 * aclocal.m4: Likewise.
2731 * testsuite/Makefile.in: Likewise.
2733 2010-08-19 Ian Lance Taylor <iant@google.com>
2736 * i386.cc (class Output_data_plt_i386): Update declarations.
2737 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2738 local_ifuncs_ fields.
2739 (Target_i386::do_plt_section_for_global): New function.
2740 (Target_i386::do_plt_section_for_local): New function.
2741 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2742 parameter; change all callers. Initialize global_ifuncs_ and
2743 local_ifuncs_. If doing a static link define __rel_iplt_start and
2745 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2746 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2747 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2749 (Target_i386::make_plt_section): New function, broken out of
2750 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2751 (Target_i386::make_plt_entry): Call make_plt_section.
2752 (Target_i386::make_local_ifunc_plt_entry): New function.
2753 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2754 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2755 R_386_IRELATIVE to switch.
2756 (Target_i386::Scan::global): Likewise.
2757 (Target_i386::Relocate::relocate): Likewise.
2758 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2760 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2761 (Target_x86_64::do_plt_section_for_global): New function.
2762 (Target_x86_64::do_plt_section_for_local): New function.
2763 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2764 parameter; change all callers. If doing a static link define
2765 __rela_iplt_start and __rela_iplt_end.
2766 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2767 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2768 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2770 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2771 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2773 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2774 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2775 R_X86_64_IRELATIVE to switch.
2776 (Target_x86_64::Scan::global): Likewise.
2777 (Target_x86_64::Relocate::relocate): Likewise.
2778 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2780 * target.h (class Target): Add plt_section_for_global and
2781 plt_section_for_local functions. Add do_plt_section_for_global
2782 and do_plt_section_for_local virtual functions.
2783 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2784 clarifying comments.
2785 (Symbol::use_plt_offset): Handle IFUNC symbol.
2786 * object.cc (Sized_relobj::Sized_relobj): Initialize
2788 (Sized_relobj::local_has_plt_offset): New function.
2789 (Sized_relobj::local_plt_offset): New function.
2790 (Sized_relobj::set_local_plt_offset): New function.
2791 (Sized_relobj::do_count): Handle IFUNC symbol.
2792 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2793 a bit away from input_shndx_ field. Add set_is_func_symbol and
2794 is_ifunc_symbol functions.
2795 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2796 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2797 local_plt_offsets_ field.
2798 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2799 * output.h (class Output_section_data): Add non-const
2800 output_section function.
2801 (class Output_data_got): Update declarations.
2802 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2803 Add use_plt_offset parameter to global and local constructors.
2804 Change all callers. Change local_sym_index_ field to 31 bits.
2805 Change GSYM_CODE and CONSTANT_CODE accordingly.
2806 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2807 doing a static link don't set sh_link field.
2808 (Output_data_got::Got_entry::write): Use PLT offset if
2810 (Output_data_got::add_global_plt): New function.
2811 (Output_data_got::add_local_plt): New function.
2812 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2813 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2814 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2815 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2816 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2818 * testsuite/ifunc-sel.h: New file.
2819 * testsuite/ifuncmain1.c: New file.
2820 * testsuite/ifuncmain1vis.c: New file.
2821 * testsuite/ifuncmod1.c: New file.
2822 * testsuite/ifuncdep2.c: New file.
2823 * testsuite/ifuncmain2.c: New file.
2824 * testsuite/ifuncmain3.c: New file.
2825 * testsuite/ifuncmod3.c: New file.
2826 * testsuite/ifuncmain4.c: New file.
2827 * testsuite/ifuncmain5.c: New file.
2828 * testsuite/ifuncmod5.c: New file.
2829 * testsuite/ifuncmain6pie.c: New file.
2830 * testsuite/ifuncmod6.c: New file.
2831 * testsuite/ifuncmain7.c: New file.
2832 * configure, testsuite/Makefile.in: Rebuild.
2834 2010-08-18 Ian Lance Taylor <iant@google.com>
2837 (Output_section_incremental_inputs::write_input_files): Add cast
2838 to avoid signed/unsigned comparison warning.
2839 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2841 2010-08-12 Cary Coutant <ccoutant@google.com>
2843 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2845 2010-08-13 Ian Lance Taylor <iant@google.com>
2847 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2849 2010-08-12 Cary Coutant <ccoutant@google.com>
2850 Doug Kwan <dougkwan@google.com>
2852 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2853 defintion overrides non-weak undef, remember that the original undef
2855 * symtab.cc (Symbol_table::sized_write_global): For undef without
2856 an original weak binding, set binding to global in output.
2857 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2858 * testsuite/Makefile.in: Regenerate.
2859 * testsuite/strong_ref_weak_def.sh: New file.
2860 * testsuite/strong_ref_weak_def_1.c: Ditto.
2861 * testsuite/strong_ref_weak_def_2.c: Ditto.
2863 2010-08-12 Cary Coutant <ccoutant@google.com>
2865 * testsuite/incremental_test.sh: Rewrite.
2866 * testsuite/incremental_test_1.c: Rewrite.
2867 * testsuite/incremental_test_2.c: Rewrite.
2869 2010-08-12 Cary Coutant <ccoutant@google.com>
2871 * arm.cc (Target_arm::got_size): Add const.
2872 (Target_arm::got_entry_count): New function.
2873 (Target_arm::plt_entry_count): New function.
2874 (Target_arm::first_plt_entry_offset): New function.
2875 (Target_arm::plt_entry_size): New function.
2876 (Output_data_plt_arm::entry_count): New function.
2877 (Output_data_plt_arm::first_plt_entry_offset): New function.
2878 (Output_data_plt_arm::get_plt_entry_size): New function.
2879 * i386.cc (Target_i386::got_size): Add const.
2880 (Target_i386::got_entry_count): New function.
2881 (Target_i386::plt_entry_count): New function.
2882 (Target_i386::first_plt_entry_offset): New function.
2883 (Target_i386::plt_entry_size): New function.
2884 (Output_data_plt_i386::entry_count): New function.
2885 (Output_data_plt_i386::first_plt_entry_offset): New function.
2886 (Output_data_plt_i386::get_plt_entry_size): New function.
2887 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2888 find_incremental_inputs_sections. Dump incremental_got_plt section.
2889 * incremental.cc: Include target.h.
2890 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2891 parameter. Adjust all callers. Find incremental_got_plt section.
2892 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2894 (Output_section_incremental_inputs::set_final_data_size): Calculate
2895 size of incremental_got_plt section.
2896 (Output_section_incremental_inputs::do_write): Write the
2897 incremental_got_plt section.
2898 (Got_plt_view_info): New struct.
2899 (Local_got_offset_visitor): New class.
2900 (Global_got_offset_visitor): New class.
2901 (Global_symbol_visitor_got_plt): New class.
2902 (Output_section_incremental_inputs::write_got_plt): New function.
2903 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2904 Add parameter. Adjust all callers.
2905 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2906 (Incremental_inputs::got_plt_section): New function.
2907 (Incremental_inputs::got_plt_section_): New data member.
2908 (Incremental_got_plt_reader): New class.
2909 * layout.cc (Layout::create_incremental_info_sections): Add the
2910 incremental_got_plt section.
2911 * object.h (Got_offset_list::get_list): New function.
2912 (Got offset_list::for_all_got_offsets): New function.
2913 (Sized_relobj::local_got_offset_list): New function.
2914 * powerpc.cc (Target_powerpc::got_size): Add const.
2915 (Target_powerpc::got_entry_count): New function.
2916 (Target_powerpc::plt_entry_count): New function.
2917 (Target_powerpc::first_plt_entry_offset): New function.
2918 (Target_powerpc::plt_entry_size): New function.
2919 (Output_data_plt_powerpc::entry_count): New function.
2920 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2921 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2922 * sparc.cc (Target_sparc::got_size): Add const.
2923 (Target_sparc::got_entry_count): New function.
2924 (Target_sparc::plt_entry_count): New function.
2925 (Target_sparc::first_plt_entry_offset): New function.
2926 (Target_sparc::plt_entry_size): New function.
2927 (Output_data_plt_sparc::entry_count): New function.
2928 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2929 (Output_data_plt_sparc::get_plt_entry_size): New function.
2930 * symtab.h (Symbol::got_offset_list): New function.
2931 (Symbol_table::for_all_symbols): New function.
2932 * target.h (Sized_target::got_entry_count): New function.
2933 (Sized_target::plt_entry_count): New function.
2934 (Sized_target::plt_entry_size): New function.
2935 * x86_64.cc (Target_x86_64::got_size): Add const.
2936 (Target_x86_64::got_entry_count): New function.
2937 (Target_x86_64::plt_entry_count): New function.
2938 (Target_x86_64::first_plt_entry_offset): New function.
2939 (Target_x86_64::plt_entry_size): New function.
2940 (Output_data_plt_x86_64::entry_count): New function.
2941 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2942 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2944 2010-08-12 Cary Coutant <ccoutant@google.com>
2946 * archive.cc: Include incremental.h.
2947 (Archive::Archive): Initialize incremental_info_.
2948 (Archive::include_member): Record archive members in incremental info.
2949 (Add_archive_symbols::run): Record begin and end of an archive in
2951 (Lib_group::include_member): Record objects in incremental info.
2952 * archive.h (Incremental_archive_entry): Forward declaration.
2953 (Archive::set_incremental_info): New member function.
2954 (Archive::incremental_info): New member function.
2955 (Archive::Unused_symbol_iterator): New class.
2956 (Archive::unused_symbols_begin): New member function.
2957 (Archive::unused_symbols_end): New member function.
2958 (Archive::incremental_info_): New data member.
2959 * incremental-dump.cc (find_input_containing_global): New function.
2960 (dump_incremental_inputs): Dump new incremental info sections.
2961 * incremental.cc: Include symtab.h.
2962 (Output_section_incremental_inputs): New class.
2963 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2964 new incremental info sections.
2965 (Sized_incremental_binary::do_check_inputs): Likewise.
2966 (Incremental_inputs::report_archive): Remove.
2967 (Incremental_inputs::report_archive_begin): New function.
2968 (Incremental_inputs::report_archive_end): New function.
2969 (Incremental_inputs::report_object): New function.
2970 (Incremental_inputs::finalize_inputs): Remove.
2971 (Incremental_inputs::report_input_section): New function.
2972 (Incremental_inputs::report_script): Rewrite.
2973 (Incremental_inputs::finalize): Do nothing but finalize string table.
2974 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2975 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2976 (Incremental_inputs::create_data_sections): New function.
2977 (Incremental_inputs::relocs_entsize): New function.
2978 (Output_section_incremental_inputs::set_final_data_size): New function.
2979 (Output_section_incremental_inputs::do_write): New function.
2980 (Output_section_incremental_inputs::write_header): New function.
2981 (Output_section_incremental_inputs::write_input_files): New function.
2982 (Output_section_incremental_inputs::write_info_blocks): New function.
2983 (Output_section_incremental_inputs::write_symtab): New function.
2984 * incremental.h (Incremental_script_entry): Forward declaration.
2985 (Incremental_object_entry): Forward declaration.
2986 (Incremental_archive_entry): Forward declaration.
2987 (Incremental_inputs): Forward declaration.
2988 (Incremental_inputs_header_data): Remove.
2989 (Incremental_inputs_header): Remove.
2990 (Incremental_inputs_header_write): Remove.
2991 (Incremental_inputs_entry_data): Remove.
2992 (Incremental_inputs_entry): Remove.
2993 (Incremental_inputs_entry_write): Remove.
2994 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2995 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2996 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2997 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2999 (Incremental_input_entry): New class.
3000 (Incremental_script_entry): New class.
3001 (Incremental_object_entry): New class.
3002 (Incremental_archive_entry): New class.
3003 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3004 (Incremental_inputs::report_inputs): Remove.
3005 (Incremental_inputs::report_archive): Remove.
3006 (Incremental_inputs::report_archive_begin): New function.
3007 (Incremental_inputs::report_archive_end): New function.
3008 (Incremental_inputs::report_object): Change prototype.
3009 (Incremental_inputs::report_input_section): New function.
3010 (Incremental_inputs::report_script): Change prototype.
3011 (Incremental_inputs::get_reloc_count): New function.
3012 (Incremental_inputs::set_reloc_count): New function.
3013 (Incremental_inputs::create_data_sections): New function.
3014 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3015 (Incremental_inputs::inputs_section): New function.
3016 (Incremental_inputs::symtab_section): New function.
3017 (Incremental_inputs::relocs_section): New function.
3018 (Incremental_inputs::get_stringpool): Add const.
3019 (Incremental_inputs::command_line): Add const.
3020 (Incremental_inputs::inputs): Remove.
3021 (Incremental_inputs::command_line_key): New function.
3022 (Incremental_inputs::input_file_count): New function.
3023 (Incremental_inputs::input_files): New function.
3024 (Incremental_inputs::relocs_entsize): New function.
3025 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3026 (Incremental_inputs::finalize_inputs): Remove.
3027 (Incremental_inputs::Input_info): Remove.
3028 (Incremental_inputs::lock_): Remove.
3029 (Incremental_inputs::inputs_): Change type.
3030 (Incremental_inputs::inputs_map_): Remove.
3031 (Incremental_inputs::current_object_entry_): New data member.
3032 (Incremental_inputs::inputs_section_): New data member.
3033 (Incremental_inputs::symtab_section_): New data member.
3034 (Incremental_inputs::relocs_section_): New data member.
3035 (Incremental_inputs::reloc_count_): New data member.
3036 (Incremental_inputs_reader): New class.
3037 (Incremental_symtab_reader): New class.
3038 (Incremental_relocs_reader): New class.
3039 * layout.cc (Layout::finalize): Move finalization of incremental info
3040 and creation of incremental info sections to follow finalization of
3041 symbol table. Set offsets for postprocessing sections.
3042 (Layout::create_incremental_info_sections): Call
3043 Incremental_inputs::create_data_sections. Add incremental symtab
3044 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3045 sections to layout after input sections.
3046 * layout.h (struct Timespec): Forward declaration.
3047 (Layout::incremental_inputs): Add const.
3048 (Layout::create_incremental_info_sections): Add parameter.
3049 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3050 * object.cc: Include incremental.h.
3051 (Relobj::finalize_incremental_relocs): New function.
3052 (Sized_relobj::do_layout): Record input sections in incremental info.
3053 * object.h (Object::output_section): New function.
3054 (Object::output_section_offset): Moved from Relobj.
3055 (Object::get_incremental_reloc_base): New function.
3056 (Object::get_incremental_reloc_count): New function.
3057 (Object::do_output_section): New function.
3058 (Object::do_output_section_offset): Moved from Relobj.
3059 (Object::do_get_incremental_reloc_base): New function.
3060 (Object::do_get_incremental_reloc_count): New function.
3061 (Object::Object): Initialize new data members.
3062 (Relobj::output_section): Renamed do_output_section and moved to
3064 (Relobj::output_section_offset): Moved to Object.
3065 (Relobj::do_get_incremental_reloc_base): New function.
3066 (Relobj::do_get_incremental_reloc_count): New function.
3067 (Relobj::allocate_incremental_reloc_counts): New function.
3068 (Relobj::count_incremental_reloc): New function.
3069 (Relobj::finalize_incremental_relocs): New function.
3070 (Relobj::next_incremental_reloc_index): New function.
3071 (Relobj::reloc_counts_): New data member.
3072 (Relobj::reloc_bases_): New data member.
3073 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3074 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3075 (Sized_relobj::incremental_relocs_scan): New function.
3076 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3077 (Sized_relobj::incremental_relocs_write): New function.
3078 (Sized_relobj::incremental_relocs_write_reltype): New function.
3079 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3081 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3082 archives and object files elsewhere.
3083 (Add_symbols::run): Report object files here.
3084 (Finish_group::run): Report end of archive at end of group.
3085 * reloc.cc: Include layout.h, incremental.h.
3086 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3087 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3088 (Sized_relobj::incremental_relocs_scan): New function.
3089 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3090 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3091 (Sized_relobj::incremental_relocs_write): New function.
3092 (Sized_relobj::incremental_relocs_write_reltype): New function.
3093 * script.cc (read_input_script): Rewrite test for incremental link.
3094 Change call to Incremental_inputs::report_script.
3095 * symtab.h (Symbol_table::first_global_index): New function.
3096 (Symbol_table::output_count): New function.
3098 2010-08-12 Doug Kwan <dougkwan@google.com>
3100 * arm.cc (Target_arm::merge_object_attributes): Check command line
3101 options --no-wchar-size-warning and --no-enum-size-warning.
3102 * options.h (General_options): Add ld-compatible options
3103 --no-enum-size-warning and --no-wchar-size-warning.
3105 2010-08-04 Ian Lance Taylor <iant@google.com>
3107 * x86_64.cc (Target_x86_64::Scan::local): Use
3108 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3109 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3110 (Target_x86_64::Scan::global): Likewise.
3111 (Target_x86_64::Relocate::relocate): Likewise.
3112 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3115 2010-08-03 Cary Coutant <ccoutant@google.com>
3117 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3118 to reserve space in merged_strings vector. Keep total input size
3120 (Output_merge_string::do_print_merge_stats): Print total input size.
3121 * merge.h (Output_merge_string): Add input_size_ field.
3122 * stringpool.cc (Stringpool_template::string_length): Move
3123 implementations out of Stringpool_template class and place in
3125 * stringpool.h (string_length): Move out of Stringpool_template.
3127 2010-08-03 Ian Lance Taylor <iant@google.com>
3130 * layout.cc (relaxation_loop_body): If address of load segment is
3131 set, adjust address to include headers if possible.
3133 2010-08-03 Ian Lance Taylor <iant@google.com>
3135 * version.cc (version_string): Bump to 1.10.
3137 2010-08-03 Ian Lance Taylor <iant@google.com>
3140 * layout.h (enum Output_section_order): Define.
3141 (class Layout): Update declarations.
3142 * layout.cc (Layout::get_output_section): Add order parameter.
3143 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3144 is_first_non_relro parameters. Change all callers.
3145 (Layout::choose_output_section): Likewise.
3146 (Layout::add_output_section_data): Likewise.
3147 (Layout::make_output_section): Likewise. Set order.
3148 (Layout::default_section_order): New function.
3149 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3150 * output.cc (Output_section::Output_section): Initialize order_.
3151 Don't initialize deleted fields.
3152 (Output_segment::Output_segment): Don't initialize deleted
3154 (Output_segment::add_output_section_to_load): New function
3155 replacing add_output_section. Change all callers to call this or
3156 add_output_section_to_nonload.
3157 (Output_segment::add_output_section_to_nonload): New function.
3158 (Output_segment::remove_output_section): Rewrite.
3159 (Output_segment::add_initial_output_data): Likewise.
3160 (Output_segment::has_any_data_sections): Likewise.
3161 (Output_segment::is_first_section_relro): Likewise.
3162 (Output_segment::maximum_alignment): Likewise.
3163 (Output_segment::has_dynamic_reloc): New function replacing
3164 dynamic_reloc_count. Change all callers.
3165 (Output_segment::has_dynamic_reloc_list): New function replacing
3166 dynamic_reloc_count_list. Change all callers.
3167 (Output_segment::set_section_addresses): Rewrite.
3168 (Output_segment::set_offset): Rewrite.
3169 (Output_segment::find_first_and_last_list): Remove.
3170 (Output_segment::set_tls_offsets): Rewrite.
3171 (Output_segment::first_section_load_address): Likewise.
3172 (Output_segment::output_section_count): Likewise.
3173 (Output_segment::section_with_lowest_load_address): Likewise.
3174 (Output_segment::write_section_headers): Likewise.
3175 (Output_segment::print_sections_to_map): Likewise.
3176 * output.h (class Output_data): Remove dynamic_reloc_count_
3177 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3178 (Output_data::add_dynamic_reloc): Rewrite.
3179 (Output_data::has_dynamic_reloc): New function.
3180 (Output_data::dynamic_reloc_count): Remove.
3181 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3182 is_last_relro_, is_first_non_relro_, is_interp_,
3183 is_dynamic_linker_section_ fields. Add order and set_order
3184 functions. Remove is_relro_local, set_is_relro_local,
3185 is_last_relro, set_is_last_relro, is_first_non_relro,
3186 set_is_first_non_relro functions, is_interp, set_is_interp,
3187 is_dynamic_linker_section, and set_is_dynamic_linker_section
3189 (class Output_segment): Change Output_data_list from std::list to
3190 std:;vector. Add output_lists_ field. Remove output_data_ and
3191 output_bss_ fields. Update declarations.
3193 2010-08-02 Ian Lance Taylor <iant@google.com>
3195 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3196 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3197 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3199 2010-08-02 Ian Lance Taylor <iant@google.com>
3202 * script.cc (Script_options::Script_options): Initialize
3203 symbol_definitions_ and symbol_references_.
3204 (Script_options::add_symbol_assignment): Update
3205 symbol_definitions_ and symbol_references_.
3206 (Script_options::add_symbol_reference): New function.
3207 (script_symbol): New function.
3208 * script.h (class Script_options): Add symbol_definitions_ and
3209 symbol_references_ fields.
3210 (Script_options::referenced_const_iterator): New type.
3211 (Script_options::referenced_begin): New function.
3212 (Script_options::referenced_end): New function.
3213 (Script_options::is_referenced): New function.
3214 (Script_options::any_unreferenced): New function.
3215 * script-c.h (script_symbol): Declare.
3216 * yyscript.y (exp): Call script_symbol.
3217 * symtab.cc: Include "script.h".
3218 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3219 Change all callers. Check symbols referenced by scripts.
3220 (Symbol_table::add_undefined_symbols_from_command_line): Add
3221 layout parameter. Change all callers.
3222 (Symbol_table::do_add_undefined_symbols_from_command_line):
3223 Likewise. Break out loop body. Check symbols referenced by
3225 (Symbol_table::add_undefined_symbol_from_command_line): New
3226 function broken out of
3227 do_add_undefined_symbols_from_command_line.
3228 * symtab.h (class Symbol_table): Update declarations.
3229 * archive.cc: Include "layout.h".
3230 (Archive::should_include_member): Add layout parameter. Change
3231 all callers. Check for symbol mentioned in expression.
3232 * archive.h (class Archive): Update declaration.
3233 * object.cc (Sized_relobj::do_should_include_member): Add layout
3235 * object.h (Object::should_include_member): Add layout parameter.
3237 (Object::do_should_include_member): Add layout parameter.
3238 (class Sized_relobj): Update declaration.
3239 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3241 * dynobj.h (class Sized_dynobj): Update declaration.
3242 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3244 * plugin.h (class Sized_pluginobj): Update declaration.
3246 2010-08-02 Ian Lance Taylor <iant@google.com>
3249 * output.cc (Output_segment::set_offset): Search for the first and
3250 last sections rather than assuming that the list is in order.
3251 (Output_segment::find_first_and_last_list): New function.
3252 * output.h (class Output_segment): Update declarations.
3253 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3254 (relro_strip_test_SOURCES): New variable.
3255 (relro_strip_test_DEPENDENCIES): New variable.
3256 (relro_strip_test_LDFLAGS): New variable.
3257 (relro_strip_test_LDADD): New variable.
3258 (relro_strip_test.so): New target.
3260 2010-08-02 Ian Lance Taylor <iant@google.com>
3262 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3263 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3264 (Target_i386::got_tlsdesc_section): New function.
3265 (Target_i386::got_section): Create space for GOT entries for
3266 TLSDESC relocations.
3267 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3269 (Target_i386::Scan::global): Likewise.
3270 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3272 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3273 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3274 (Target_x86_64::got_tlsdesc_section): New function.
3275 (Target_x86_64::got_section): Create space for GOT entries for
3276 TLSDESC relocations.
3277 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3279 (Target_x86_64::Scan::global): Likewise.
3280 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3283 2010-08-02 Ian Lance Taylor <iant@google.com>
3285 * testsuite/final_layout.sh: Use dc to convert from hex to
3288 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3290 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3291 paramter to the call to gold::gc_process_relocs.
3292 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3293 paramter to the call to gold::gc_process_relocs.
3294 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3295 parameter to the call to gold::gc_process_relocs.
3296 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3297 template parameter to the call to gold::gc_process_relocs.
3298 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3299 paramter to the call to gold::gc_process_relocs.
3300 * gc.h (get_embedded_addend_size): New function.
3301 (gc_process_relocs): Save the size of the reloc for use by ICF.
3302 * icf.cc (get_section_contents): Get the addend from the text section
3303 for SHT_REL relocation sections.
3304 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3305 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3306 * int_encoding.h (read_from_pointer): New overloaded function.
3307 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3308 * testsuite/icf_sht_rel_addend_test.sh: New file.
3309 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3310 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3312 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3314 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3315 * Makefile.in: Regenerate.
3316 * testsuite/Makefile.in: Regenerate.
3318 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3320 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3321 * gold/testsuite/debug_msg.cc: Likewise.
3322 * gold/testsuite/odr_violation1.cc
3323 * gold/testsuite/odr_violation2.cc
3325 2010-07-21 Cary Coutant <ccoutant@google.com>
3327 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3328 string, and length fields.
3329 (Output_merge_string::Merged_strings_list): New type.
3330 (Output_merge_string::Merged_strings_lists): New typedef.
3331 (Output_merge_string): Replace merged_strings_ with
3332 merged_strings_lists_.
3333 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3334 Merged_strings_list per input object and section. Don't store pointer
3335 to the string. Don't store length with each merged string entry.
3336 (Output_merge_string::finalize_merged_data): Loop over list of merged
3337 strings lists. Recompute length of each merged string.
3339 2010-07-15 Cary Coutant <ccoutant@google.com>
3341 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3344 2010-07-14 Ian Lance Taylor <iant@google.com>
3346 * descriptors.cc (Descriptors::open): Report correct name in error
3349 2010-07-13 Doug Kwan <dougkwan@google.com>
3351 * arm.cc (Arm_input_section::Arm_input_section): For a
3352 SHT_ARM_EXIDX section, always keeps the input sections.
3353 (Arm_input_section::set_exidx_section_link): New method.
3354 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3355 has_errors_ to false.
3356 (Arm_exidx_input_section::has_errors,
3357 Arm_exidx_input_section::set_has_errors): New methods.
3358 (Arm_exidx_input_section::has_errors_): New data member.
3359 (Arm_relobj::get_exidx_shndx_list): New method.
3360 (Arm_output_section::append_text_sections_to_list): Do not skip
3361 section without SHF_EXECINSTR.
3362 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3364 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3365 section header. Make error messages more verbose. Check for
3366 a non-executable section linked to an EXIDX section.
3367 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3368 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3369 check that there is no deferred EXIDX section if we exit early.
3370 Instead of not making an EXIDX section in case of an error, make one
3371 and set the has_errors flag of it.
3372 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3373 in a relocatable link.
3374 (Target_arm::do_relax): Look for the EXIDX output section instead of
3375 assuming that it is called .ARM.exidx.
3376 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3377 section list. Do not check for SHF_EXECINSTR section flags but
3378 skip any input section with errors.
3379 * output.cc (Output_section::Output_section): Initialize
3380 always_keeps_input_sections_ to false.
3381 (Output_section::add_input_section): Check for
3382 always_keeps_input_sections_.
3383 * output.h (Output_section::always_keeps_input_sections,
3384 Output_section::set_always_keeps_input_sections): New methods.
3385 (Output_section::always_keeps_input_sections): New data member.
3387 2010-07-13 Rafael Espindola <espindola@google.com>
3389 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3390 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3392 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3393 Ian Lance Taylor <iant@google.com>
3395 * output.h (Output_section_lookup_maps::add_merge_section):
3396 Correct check of whether value was inserted.
3397 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3398 (Output_section_lookup_maps::add_relaxed_input_section):
3400 * arm.cc (Target_arm::got_section): Remove used local os.
3401 * i386.cc (Target_i386::got_section): Likewise.
3402 * x86_64.cc (Target_x86_64::got_section): Likewise.
3403 * sparc.cc (Target_sparc::got_section): Likewise.
3404 (Target_sparc::relocate): Remove unused local have_got_offset.
3405 * powerpc.cc (Target_powerpc::relocate): Likewise.
3407 2010-07-13 Ian Lance Taylor <iant@google.com>
3409 * compressed_output.cc (zlib_decompress): Fix signature in
3412 * archive.cc (Archive::include_member): Unlock an external member
3413 of a thin archive. Don't bother to delete an object we know is
3416 2010-07-12 Cary Coutant <ccoutant@google.com>
3418 * compressed_output.cc (zlib_decompress): New function.
3419 (get_uncompressed_size): New function.
3420 (decompress_input_section): New function.
3421 * compressed_output.h (get_uncompressed_size): New function.
3422 (decompress_input_section): New function.
3423 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3424 Handle compressed debug sections.
3425 * layout.cc (is_compressed_debug_section): New function.
3426 (Layout::output_section_name): Map compressed section names to
3428 * layout.h (is_compressed_debug_section): New function.
3429 (is_debug_info_section): Recognize compressed debug sections.
3430 * merge.cc: Include compressed_output.h.
3431 (Output_merge_data::do_add_input_section): Handle compressed
3433 (Output_merge_string::do_add_input_section): Handle compressed
3435 * object.cc: Include compressed_output.h.
3436 (Sized_relobj::Sized_relobj): Initialize new data members.
3437 (build_compressed_section_map): New function.
3438 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3439 * object.h (Object::section_is_compressed): New method.
3440 (Object::do_section_is_compressed): New method.
3441 (Sized_relobj::Compressed_section_map): New type.
3442 (Sized_relobj::do_section_is_compressed): New method.
3443 (Sized_relobj::compressed_sections_): New data member.
3444 * output.cc (Output_section::add_input_section): Handle compressed
3446 * reloc.cc: Include compressed_output.h.
3447 (Sized_relobj::write_sections): Handle compressed debug sections.
3449 2010-07-08 Cary Coutant <ccoutant@google.com>
3451 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3452 weak when resolving to a dynamic def.
3453 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3454 for weak undef/dynamic def cases. Adjust callers.
3455 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3456 undef_binding_weak_.
3457 (Symbol_table::sized_write_globals): Adjust symbol binding.
3458 (Symbol_table::sized_write_symbol): Add binding parameter.
3459 * symtab.h (Symbol::set_undef_binding): New method.
3460 (Symbol::is_undef_binding_weak): New method.
3461 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3462 (Symbol_table::should_override): Add new parameter.
3463 (Symbol_table::sized_write_symbol): Add new parameter.
3465 * testsuite/weak_undef_file1.cc: Add new test case.
3466 * testsuite/weak_undef_file2.cc: Fix header comment.
3467 * testsuite/weak_undef_test.cc: Add new test case.
3469 2010-06-29 Doug Kwan <dougkwan@google.com>
3471 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3472 Initialize USE_SYMBOL_.
3473 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3475 (Arm_reloc_property::uses_symbol_): New data member declaration.
3476 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3477 uses symbol value and symbol is undefined but not weakly undefined.
3479 2010-06-28 Rafael Espindola <espindola@google.com>
3481 * plugin.cc (Plugin::load): Use dlerror.
3483 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3485 * symtab.cc (detect_odr_violations): When reporting an ODR
3486 violation, report an object where the symbol is defined.
3488 2010-06-25 Doug Kwan <dougkwan@google.com>
3490 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3491 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3493 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3494 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3495 target hook to detect function points.
3496 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3497 * icf.h (Icf::check_section_for_function_pointers): Change type of
3498 parameter SECTION_NAME to const reference to std::string. Use
3499 target hook to determine if section may have unsafe pointers.
3500 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3503 2010-06-21 Rafael Espindola <espindola@google.com>
3505 * fileread.cc (Input_file::find_fie): New
3506 (Input_file::open): Use Input_file::find_fie.
3507 * fileread.h (Input_file::find_fie): New
3508 * plugin.cc (set_extra_library_path): New.
3509 (Plugin::load): Add set_extra_library_path to the transfer vector.
3510 (Plugin_manager::set_extra_library_path): New.
3511 (Plugin_manager::add_input_file): Use the extra search path if set.
3512 (set_extra_library_path(): New.
3513 * plugin.h (Plugin_manager): Add set_extra_library_path and
3516 2010-06-19 Cary Coutant <ccoutant@google.com>
3518 * layout.cc (gdb_sections): Add .debug_types.
3519 (lines_only_debug_sections): Likewise.
3521 2010-06-18 Rafael Espindola <espindola@google.com>
3523 * plugin.cc (add_input_file,add_input_library)
3524 (Plugin_manager::add_input_file): Make filename arguments const.
3525 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3528 2010-06-16 Doug Kwan <dougkwan@google.com>
3530 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3531 .ARM.attributes section if we have not merged any input
3532 attributes sections.
3534 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3536 * arm.cc: Allow combining objects with no EABI version
3539 2010-06-15 Rafael Espindola <espindola@google.com>
3541 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3543 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3545 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3546 (struct iovec): Correct !HAVE_READV definition.
3548 2010-06-10 Cary Coutant <ccoutant@google.com>
3550 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3551 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3553 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3556 * symtab.h (Symbol::is_placeholder): New member function.
3557 * target-reloc.h (relocate_section): Check for placeholder symbols.
3559 * testsuite/Makefile.am (plugin_test_8): New test.
3560 (plugin_test_9): New test.
3561 * testsuite/Makefile.in: Regenerate.
3563 2010-06-09 Nick Clifton <nickc@redhat.com>
3565 * yyscript.y (input_list_element): Allow strings prefixed with
3566 the '-' character. Treat these as libraries.
3567 * script.cc (script_add_library): New function. Adds a library
3568 specified by "-l<name>" found in an input script.
3569 * script-c.h: Add prototype for script_add_library.
3571 2010-06-07 Doug Kwan <dougkwan@google.com>
3573 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3574 Restrict stub-group size to be within long conditional branch
3575 range when working around cortex-A8 erratum.
3577 2010-06-07 Damien Diederen <dd@crosstwine.com>
3579 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3582 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3586 (Output_section::Input_section_sort_entry::compare_section_ordering):
3587 Change to return non-zero correctly.
3588 (Output_section::Input_section_sort_section_order_index_compare
3589 ::operator()): Change to fix ambiguity in comparisons.
3591 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3593 * gold.h (is_wildcard_string): New function.
3594 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3595 (Layout::layout_eh_frame): Ditto.
3596 (Layout::find_section_order_index): New method.
3597 (Layout::read_layout_from_file): New method.
3598 * layout.h (Layout::find_section_order_index): New method.
3599 (Layout::read_layout_from_file): New method.
3600 (Layout::input_section_position_): New private member.
3601 (Layout::input_section_glob_): New private member.
3602 * main.cc (main): Call read_layout_from_file here.
3603 * options.h (--section-ordering-file): New option.
3604 * output.cc (Output_section::input_section_order_specified_): New
3606 (Output_section::Output_section): Initialize new member.
3607 (Output_section::add_input_section): Add new parameter.
3608 Keep input sections when --section-ordering-file is used.
3609 (Output_section::set_final_data_size): Sort input sections when
3610 section ordering file is specified.
3611 (Output_section::Input_section_sort_entry): Add new parameter.
3613 (Output_section::Input_section_sort_entry::compare_section_ordering):
3615 (Output_section::Input_section_sort_compare::operator()): Change to
3616 consider section_order_index.
3617 (Output_section::Input_section_sort_init_fini_compare::operator()):
3618 Change to consider section_order_index.
3619 (Output_section::Input_section_sort_section_order_index_compare
3620 ::operator()): New method.
3621 (Output_section::sort_attached_input_sections): Change to sort
3622 according to section order when specified.
3623 (Output_section::add_input_section<32, true>): Add new parameter.
3624 (Output_section::add_input_section<64, true>): Add new parameter.
3625 (Output_section::add_input_section<32, false>): Add new parameter.
3626 (Output_section::add_input_section<64, false>): Add new parameter.
3627 * output.h (Output_section::add_input_section): Add new parameter.
3628 (Output_section::input_section_order_specified): New
3630 (Output_section::set_input_section_order_specified): New method.
3631 (Input_section::Input_section): Initialize section_order_index_.
3632 (Input_section::section_order_index): New method.
3633 (Input_section::set_section_order_index): New method.
3634 (Input_section::section_order_index_): New member.
3635 (Input_section::Input_section_sort_section_order_index_compare): New
3637 (Output_section::input_section_order_specified_): New member.
3638 * script-sections.cc (is_wildcard_string): Delete and move modified
3640 (Output_section_element_input::Output_section_element_input): Modify
3641 call to is_wildcard_string.
3642 (Output_section_element_input::Input_section_pattern
3643 ::Input_section_pattern): Ditto.
3644 (Output_section_element_input::Output_section_element_input): Ditto.
3645 * testsuite/Makefile.am (final_layout): New test case.
3646 * testsuite/Makefile.in: Regenerate.
3647 * testsuite/final_layout.cc: New file.
3648 * testsuite/final_layout.sh: New file.
3650 2010-06-01 Rafael Espindola <espindola@google.com>
3652 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3654 2010-06-01 Rafael Espindola <espindola@google.com>
3656 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3657 visibility of symbols.
3659 2010-05-27 Doug Kwan <dougkwan@google.com>
3661 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3662 from start of output section instead of address for a local symbol
3663 in a merged or relaxed section when doing a relocatable link.
3665 2010-05-26 Rafael Espindola <espindola@google.com>
3668 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3669 adding sections the garbage collector removed.
3670 * gold/testsuite/Makefile.am: Add test.
3671 * gold/testsuite/Makefile.in: Regenerate.
3672 * gold/testsuite/plugin_test_7.sh: New.
3673 * gold/testsuite/plugin_test_7_1.c: New.
3674 * gold/testsuite/plugin_test_7_2.c: New.
3676 2010-05-26 Rafael Espindola <espindola@google.com>
3678 * script-sections.cc (Output_section_definition::set_section_addresses):
3679 Check for --section-start.
3681 2010-05-26 Doug Kwan <dougkwan@google.com>
3683 * arm.cc (Arm_scan_relocatable_relocs): New class.
3684 (Target_arm::relocate_special_relocatable): New method.
3685 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3686 (Arm_relocate_functions::thumb_branch_common): Same.
3687 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3688 instead of Default_scan_relocatable_relocs.
3689 * target-reloc.h (relocate_for_relocatable): Let target handle
3690 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3691 * target.h (Sized_target::relocate_special_relocatable): New method.
3693 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3695 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3697 2010-05-23 Doug Kwan <dougkwan@google.com>
3699 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3701 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3702 with a direct branch, not a conditional branch, to a stub.
3703 * merge.cc (Output_merge_base::record_input_section): New method
3705 (Output_merge_data::do_add_input_section): Record input section if
3706 keeps-input-sections flag is set.
3707 (Output_merge_string::do_add_input_section): Ditto.
3708 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3709 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3711 (Output_merge_base::keeps_input_sections,
3712 Output_merge_base::set_keeps_input_sections,
3713 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3715 (Output_merge_base::Input_sections): New type declaration.
3716 (Output_merge_base::input_sections_begin,
3717 Output_merge_base::input_sections_end,
3718 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3719 (Output_merge_base::bool keeps_input_sections_,
3720 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3721 Output_merge_base::input_sections_): New data members.
3722 (Output_merge_data::do_set_keeps_input_sections): New method
3724 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3725 * output.cc (Output_section::Input_section::relobj): Move method
3726 defintion from class declaration to here and handle merge sections.
3727 (Output_section::Input_section::shndx): Ditto.
3728 (Output_section::Output_section): Remove initializations of removed
3729 data members and initialize new data member LOOKUP_MAPS_.
3730 (Output_section::add_input_section): Set keeps-input-sections flag
3731 for a newly created merge output section as appropriate. Adjust code
3732 to use Output_section_lookup_maps class.
3733 (Output_section::add_relaxed_input_section): Adjst code for lookup
3734 maps code refactoring.
3735 (Output_section::add_merge_input_section): Add a new parameter
3736 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3737 class. If adding input section to a newly created merge output
3738 section fails, remove the new merge section.
3739 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3740 Adjust code for use of the Output_section_lookup_maps class.
3741 (Output_section::find_merge_section): Ditto.
3742 (Output_section::build_lookup_maps): New method defintion.
3743 (Output_section::find_relaxed_input_section): Adjust code to use
3744 Output_section_lookup_maps class.
3745 (Output_section::get_input_sections): Export merge sections. Adjust
3746 code to use Output_section_lookup_maps class.
3747 (Output_section:::add_script_input_section): Adjust code to use
3748 Output_section_lookup_maps class. Update lookup maps for merge
3750 (Output_section::discard_states): Use Output_section_lookup_maps.
3751 (Output_section::restore_states): Same.
3752 * output.h (Merge_section_properties): Move class defintion out of
3754 (Output_section_lookup_maps): New class.
3755 (Output_section::Input_section::is_merge_section): New method
3757 (Output_section::Input_section::relobj): Move defintion out of class
3758 defintion. Declare method only.
3759 (Output_section::Input_section::shndx): Ditto.
3760 (Output_section::Input_section::output_merge_base): New method defintion.
3761 (Output_section::Input_section::u2_.pomb): New union field.
3762 (Output_section::Merge_section_by_properties_map,
3763 Output_section::Output_section_data_by_input_section_map,
3764 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3766 (Output_section::add_merge_input_section): Add new parameter
3767 KEEPS_INPUT_SECTIONS.
3768 (Output_section::build_lookup_maps): New method declaration.
3769 (Output_section::merge_section_map_,
3770 Output_section::merge_section_by_properties_map_,
3771 Output_section::relaxed_input_section_map_,
3772 Output_section::is_relaxed_input_section_map_valid_): Remove data
3774 (Output_section::lookup_maps_): New data member.
3776 2010-05-21 Doug Kwan <dougkwan@google.com>
3779 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3780 avoid a compilation error.
3782 2010-05-19 Rafael Espindola <espindola@google.com>
3784 * script-sections.cc (Output_section_definition::allocate_to_segment):
3785 Update the phdrs_list even when the output section is NULL.
3786 * testsuite/Makefile.am: Add test.
3787 * testsuite/Makefile.in: Regenerate.
3788 * testsuite/script_test_9.cc: New.
3789 * testsuite/script_test_9.sh: New.
3790 * testsuite/script_test_9.t: New.
3792 2010-05-19 Doug Kwan <dougkwan@google.com>
3794 * arm.cc (Arm_input_section::original_size): New method.
3795 (Arm_input_section::do_addralign): Add a cast.
3796 (Arm_input_section::do_output_offset): Remove static cast.
3797 (Arm_input_section::original_addralign,
3798 Arm_input_section::original_size_): Change type to uint32_t.
3799 (Arm_input_section::init): Add safe casts for section alignment
3801 (Arm_input_section::set_final_data_size): Do not set address and
3802 offset of stub table.
3803 (Arm_output_section::fix_exidx_coverage): Change use of of
3804 Output_section::Simple_input_section to that of
3805 Output_section::Input_section.
3806 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3807 except for the first pass.
3808 * output.cc (Output_section::get_input_sections): Change type of
3809 input_sections to std::list<Input_section>.
3810 (Output_section::add_script_input_section): Rename from
3811 Output_section::add_simple_input_section. Change type of SIS
3812 parameter from Simple_input_section to Input_section.
3813 * output.h (Output_section::Simple_input_section): Remove class.
3814 (Output_section::Input_section): Change class visibility to public.
3815 (Output_section::Input_section::addralign): Use stored alignments
3816 for special input sections if set.
3817 (Output_section::Input_section::set_addralign): New method.
3818 (Output_section::get_input_sections): Change parameter type from
3819 list of Simple_input_section to list of Input_section.
3820 (Output_section::add_script_input_section): Rename from
3821 Output_section::add_simple_input_section. Change first parameter's
3822 type from Simple_input_section to Input_section and remove the
3823 second and third parameters.
3824 * script-sections.cc (Input_section::Input_section_list): Change
3825 type to list of Output_section::Input_section/
3826 (Input_section_info::Input_section_info): Change parameter type of
3827 INPUT_SECTION to Output_section::Input_section.
3828 (Input_section_info::input_section): Change return type.
3829 (Input_section_info::input_section_): Change type to
3830 Output_section::Input_section.
3831 (Output_section_element_input::set_section_addresses): Adjust code
3832 to use Output_section::Input_section instead of
3833 Output_section::Simple_input_section. Adjust code for renaming
3834 of Output_section::add_simple_input_section.
3835 (Orphan_output_section::set_section_addresses): Ditto.
3837 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3839 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3840 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3842 2010-05-18 Rafael Espindola <espindola@google.com>
3844 * options.cc (General_options::finalize): Handle -nostdlib.
3845 * options.h (nostdlib): New option.
3846 * script.cc (script_add_search_dir): Handle -nostdlib.
3848 2010-05-12 Doug Kwan <dougkwan@google.com>
3850 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3851 attributes section only if there no attributes section after merging.
3852 (Target_arm::merge_object_attributes): Move value of
3853 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3854 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3855 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3856 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3857 and arm_attr_merge_7.stdout.
3858 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3859 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3860 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3861 arm_attr_merge_7b.o): New rules.
3862 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3864 * testsuite/Makefile.in: Regenerate.
3865 * testsuite/arm_attr_merge.sh: New file.
3866 * testsuite/arm_attr_merge_[67][ab].s: Same.
3868 2010-05-05 Nick Clifton <nickc@redhat.com>
3870 * po/es.po: Updated Spanish translation.
3872 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3874 * Makefile.am (install-exec-local): Properly install gold as
3875 default cross linker.
3876 * Makefile.in: Regenerated.
3878 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3879 Nick Clifton <nickc@redhat.com>
3881 * configure.ac (install_as_default): Define and set to false
3882 unless --enable-gold or --enable-gold=both/gold has been
3884 * configure: Regenerate.
3886 * Makefile.am (install-exec-local): Install the executable as
3887 'ld.gold'. If install_as_default is true then also install it as
3889 * Makefile.in: Regenerated.
3891 2010-04-24 Ian Lance Taylor <iant@google.com>
3893 * layout.cc (Layout::layout_reloc): In relocatable link don't
3894 combine reloc sections for grouped sections.
3896 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3898 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3899 sections that are not ordinary to icf.
3900 * icf.cc (get_section_contents): Handle relocation pointing to section
3901 with no object or shndx information.
3902 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3903 * testsuite/Makefile.in: Regenerate.
3904 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3905 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3907 2010-04-22 Ian Lance Taylor <iant@google.com>
3909 * expression.cc (Expression::Expression_eval_info): Add
3910 result_alignment_pointer field.
3911 (Expression::eval_with_dot): Add result_alignment_pointer
3912 parameter. Change all callers.
3913 (Expression::eval_maybe_dot): Likewise.
3914 (class Binary_expression): Add alignment_pointer parameter to
3915 left_value and right_value. Change all callers.
3916 (BINARY_EXPRESSION): Set result alignment.
3917 (class Trinary_expression): Add alignment_pointer parameter to
3918 arg2_value and arg3_value. Change all callers.
3919 (Trinary_cond::value): Set result alignment.
3920 (Max_expression::value, Min_expression::value): Likewise.
3921 (Align_expression::value): Likewise.
3922 * script-sections.cc (class Sections_element): Add dot_alignment
3923 parameter to set_section_addresses virtual function. Update
3925 (class Output_section_element): Likewise.
3926 (Script_sections::create_segments): Add dot_alignment parameter.
3928 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3929 (Script_sections::set_phdrs_clause_addresses): Likewise.
3930 * script-sections.h: Update declarations.
3931 * script.h: Update declarations.
3932 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3934 * testsuite/script_test_3.t: Set large alignment.
3935 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3936 segment has expected alignment.
3938 2010-04-22 Nick Clifton <nickc@redhat.com>
3940 * po/gold.pot: Updated by the Translation project.
3941 * po/vi.po: Updated Vietnamese translation.
3943 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3945 * testsuite/Makefile.am (check_PROGRAMS): Add
3946 icf_virtual_function_folding_test.
3947 * testsuite/Makefile.in: Regenerated.
3949 2010-04-15 Andrew Haley <aph@redhat.com>
3951 * options.h (merge_exidx_entries): New option.
3952 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3953 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3954 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3955 (Target_arm::merge_exidx_entries): New function.
3956 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3957 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3958 to Arm_exidx_fixup constructor.
3959 Add new arg, merge_exidx_entries.
3960 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3961 Arm_output_section::fix_exidx_coverage.
3963 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3965 * icf.cc (get_section_contents): Check for preemptible functions.
3966 Ignore addend when appropriate.
3967 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3969 (add_from_relobj): Check for section folded.
3970 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3971 * symtab.h (should_add_dynsym_entry): Add new parameter.
3972 * target-reloc.h (scan_relocs): Check for section folded.
3973 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3974 Check reloc types for function pointers in shared objects.
3975 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3977 (icf_preemptible_functions_test): New test case.
3978 (icf_string_merge_test): New test case.
3979 * testsuite.Makefile.in: Regenerate.
3980 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3981 bar_glob. Refactor code.
3982 * testsuite/icf_preemptible_functions_test.cc: New file.
3983 * testsuite/icf_preemptible_functions_test.sh: New file.
3984 * testsuite/icf_string_merge_test.cc: New file.
3985 * testsuite/icf_string_merge_test.sh: New file.
3986 * testsuite/icf_virtual_function_folding_test.cc: New file.
3987 * testsuite/icf_virtual_function_folding_test.sh: New file.
3989 2010-04-14 Doug Kwan <dougkwan@google.com>
3991 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3992 for local symbol recounting if we remove a section due to ICF.
3993 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3994 there are no regular objects in input.
3996 2010-04-13 Doug Kwan <dougkwan@google.com>
3998 * arm.cc (Arm_input_section::set_final_data_size): Compute
3999 accurate final data size instead of using current data size.
4001 2010-04-09 Doug Kwan <dougkwan@google.com>
4003 * layout.cc (Layout::choose_output_section): Handle script section
4005 (Layout::make_output_section_for_script): Add section type parameter.
4006 Handle script section types.
4007 * layout.h (Layout::make_output_section_for_script): Add section
4009 * output.cc (Output_section::Output_section): Initialize data member
4011 (Output_section::do_reset_address_and_file_offset): Do not set address
4012 to 0 if section is a NOLOAD section.
4013 * output.h (Output_section::is_noload): New method.
4014 (Output_section::set_is_noload): Ditto.
4015 (Output_section::is_noload_): New data member.
4016 * script-c.h (Script_section_type): New enum type.
4017 (struct Parser_output_section_header): Add new file section_type.
4018 * script-sections.cc (Sections_element::output_section_name): Add
4019 parameter for returning script section type.
4020 (Output_section_definition::output_section_name): Ditto.
4021 (Output_section_definition::section_type)P; New method.
4022 (Output_section_definiton::script_section_type_name): Ditto.
4023 (Output_section_definition::script_section_type_): New data member.
4024 (Output_section_definition::Output_section_definition): Initialize
4025 data member Output_section_definition::script_section_type_.
4026 (Output_section_definition::create_sections): Pass script section type
4027 to Layout::make_output_section_for_script.
4028 (Output_section_definition::output_section_name): Return script
4029 section type to caller.
4030 (Output_section_definition::set_section_address): Do not advance
4031 dot value and load address if section type is NOLOAD. Set address
4032 of NOLOAD sections regardless of section flags.
4033 (Output_section_definition::print): Print section type if it is
4034 not SCRIPT_SECTION_TYPE_NONE.
4035 (Output_section_definition::section_type): New method.
4036 (Output_section_definition::script_section_type_name): Ditto.
4037 (Script_sections::output_section_name): Add new parameter
4038 PSECTION_TYPE for returning script section type. Pass it to
4039 section elements. Handle discard sections.
4040 (Sort_output_sections::operator()): Handle NOLOAD sections.
4041 * script-sections.h (Script_sections::Section_type): New enum type.
4042 (Script_sections::output_section_name): Add a new parameter for
4043 returning script section type.
4044 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4046 * yyscript.y (union): Add new field SECTION_TYPE.
4047 (COPY, DSECT, INFO, NOLOAD): New tokens.
4048 (opt_address_and_section_type): Change type to output_section_header.
4049 (section_type): New non-terminal
4050 (section_header): Handle section type.
4051 (opt_address_and_section_type): Return section type value.
4053 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4055 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4056 * testsuite/plugin_common_test_2.c (foo): Likewise.
4058 2010-04-08 Doug Kwan <dougkwan@google.com>
4060 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4062 * output.cc (Output_section::add_merge_input_section): Simplify
4063 code and return status of Output_merge_base::add_input_section.
4064 Update merge section map only if Output_merge_base::add_input_section
4067 2010-04-07 Doug Kwan <dougkwan@google.com>
4069 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4070 if section is marked as containing instructions but has no mapping
4072 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4073 correct section index.
4074 (Arm_relobj::find_linked_text_section): Ditto.
4076 2010-04-07 Cary Coutant <ccoutant@google.com>
4078 * archive.cc (include_member): Destroy Read_symbols_data object before
4080 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4081 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4082 (Read_symbols_data::~Read_symbols_data) New destructor.
4083 (Section_relocs::Section_relocs) New constructor.
4084 (Section_relocs::~Section_relocs) New destructor.
4085 (Read_relocs_data::Read_relocs_data) New constructor.
4086 (Read_relocs_data::~Read_relocs_data) New destructor.
4087 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4088 pointers to NULL after deleting.
4090 2010-04-07 Doug Kwan <dougkwan@google.com>
4092 * arm.cc: Replace "endianity" with "endianness" in comments.
4093 (Arm_exidx_cantunwind): Ditto.
4094 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4095 (Arm_relobj::merge_flags_and_attributes): New method.
4096 (Arm_relobj::merge_flags_and_attributes_): New data member.
4097 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4098 (Arm_relobj::scan_sections_for_stubs): Ditto.
4099 (Arm_relobj::do_read_symbols): Check to see if we really want to
4100 merge processor-specific flags and attributes. Exit early if
4101 an object is empty except for section names and the undefined symbol.
4102 (Target_arm::do_finalize_sections): Move check for ELF format to
4103 Arm_relobj::do_read_symbols. Merge processor specific flags and
4104 attributes from a regular object only when we have determined that
4105 it is aapropriate. Do not create an .ARM.attributes section in
4106 output if there is no regular input object.
4107 (Target_arm::merge_processor_specific_flags): Check
4108 --warn-mismatch before printing any error.
4109 (Target_arm::merge_object_attributes): Ditto.
4110 * gold.cc (queue_middle_tasks): Handle the case in which there is
4111 no regular object in input.
4112 * options.cc (General_options::parse_EB): New method.
4113 (General_options::parse_EL): Same.
4114 (General_options::General_options): Initialize endianness_.
4115 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4117 (General_options::Endianness): New enum.
4118 (General_options::endianness): New method.
4119 (General_options::endianness_): New data member.
4120 * parameters.cc (Parameters::set_options): Check target endianness.
4121 (Parameters::set_target_once): Ditto.
4122 (Parameters::check_target_endianness): New method.
4123 (parameters_force_valid_target): If either -EL or -EB is specified,
4124 use it to define endianness of default target.
4125 * parameters.h (Parameters::check_target_endianness): New method
4127 * target.h (class Target): Change "endianity" to "endianness"
4130 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4132 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4133 * configure: Regenerate.
4134 * Makefile.in: Regenerate.
4135 * testsuite/Makefile.in: Regenerate.
4137 2010-04-06 Cary Coutant <ccoutant@google.com>
4140 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4141 prevailing definitions of common symbols.
4142 * testsuite/plugin_test_6.sh: New test case.
4143 * testsuite/plugin_common_test_1.c: New test case.
4144 * testsuite/plugin_common_test_2.c: New test case.
4145 * testsuite/Makefile.am (plugin_test_6): New test case.
4146 * testsuite/Makefile.in: Regenerate.
4148 2010-04-06 Nick Clifton <nickc@redhat.com>
4150 * po/vi.po: New Vietnamese translation.
4152 2010-03-30 Doug Kwan <dougkwan@google.com>
4154 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4156 2010-03-25 Doug Kwan <dougkwan@google.com>
4158 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4159 to avoid a conversion warning on a 32-bit host.
4161 2010-03-24 Ian Lance Taylor <iant@google.com>
4163 * testsuite/script_test_3.t: Add a TLS segment.
4164 * testsuite/Makefile.am (check_PROGRAMS): Add
4165 tls_phdrs_script_test.
4166 (tls_phdrs_script_test_SOURCES): Define.
4167 (tls_phdrs_script_test_DEPENDENCIES): Define.
4168 (tls_phdrs_script_test_LDFLAGS): Define.
4169 (tls_phdrs_script_test_LDADD): Define.
4170 * testsuite/Makefile.in: Rebuild.
4172 2010-03-23 Cary Coutant <ccoutant@google.com>
4174 * fileread.cc (find_or_make_view): Fix comment.
4176 2010-03-23 Ian Lance Taylor <iant@google.com>
4178 * script-sections.cc (class Orphan_section_placement): Define
4179 PLACE_TLS and PLACE_TLS_BSS.
4180 (Orphan_section_placement::Orphan_section_placement): Initialize
4182 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4183 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4184 (tls_script_test_SOURCES): Define.
4185 (tls_script_test_DEPENDENCIES): Define.
4186 (tls_script_test_LDFLAGS): Define.
4187 (tls_script_test_LDADD): Define.
4188 * testsuite/Makefile.in: Rebuild.
4190 2010-03-22 Doug Kwan <dougkwan@google.com>
4192 * arm.cc (Arm_relocate_functions::abs8,
4193 Arm_relocate_functions::abs16): Use correct check for overflow
4194 specified in the ARM ELF specs.
4195 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4196 target of a BLX instruction specially.
4197 (Reloc_stub::stub_type_for_reloc): Ditto.
4198 (Relocate::relocate): Use symbolic names instead of numeric relocation
4199 codes to report error.
4200 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4202 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4203 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4204 thumb2_blx_out_of_range.stdout
4205 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4206 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4207 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4208 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4209 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4210 thumb2_blx_in_range, thumb2_blx_in_range.o,
4211 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4212 thumb2_blx_out_of_range.o): New rules.
4213 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4214 thumb2_blx_in_range and thumb2_blx_out_of_range.
4215 * testsuite/Makefile.in: Regenerate.
4216 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4217 * testsuite/thumb_blx_in_range.s: New file.
4218 * testsuite/thumb_blx_out_of_range.s: New file.
4220 2010-03-22 Rafael Espindola <espindola@google.com>
4222 * archive.cc (Should_include): Move to archive.h.
4223 (should_include_member): Make it a member of Archive.
4225 (Add_lib_group_symbols): New.
4226 * archive.h: Include options.h.
4227 (Archive_member): Moved from Archive.
4228 (Should_include): Moved from archive.cc.
4230 (Add_lib_group_symbols): New.
4231 * dynobj.cc (do_should_include_member): New.
4232 * dynobj.h (do_should_include_member): New.
4233 * gold.cc (queue_initial_tasks): Update call to queue.
4234 * main.cc (main): Print lib group stats.
4235 * object.cc (do_should_include_member): New.
4236 * object.h: Include archive.h.
4237 (Object::should_include_member): New.
4238 (Object::do_should_include_member): New.
4239 (Sized_relobj::do_should_include_member): New.
4240 * options.cc (General_options::parse_start_lib): New.
4241 (General_options::parse_end_lib): New.
4242 (Input_arguments::add_file): Handle lib groups.
4243 (Input_arguments::start_group): Check we are not in a lib.
4244 (Input_arguments::start_lib): New.
4245 (Input_arguments::end_lib): New.
4246 * options.h (General_options): Add start_lib and end_lib.
4247 (Input_argument::lib_): New.
4248 (Input_argument::lib): New.
4249 (Input_argument::is_lib): New.
4250 (Input_file_lib): New.
4251 (Input_arguments::in_lib_): New.
4252 (Input_arguments::in_lib): New.
4253 (Input_arguments::start_lib): New.
4254 (Input_arguments::end_lib_): New.
4255 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4256 in unused members as preempted.
4257 (Sized_pluginobj::do_should_include_member): New.
4258 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4259 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4261 (Read_symbols::do_whole_lib_group): New.
4262 (Read_symbols::do_lib_group): New.
4263 (Read_symbols::do_read_symbols): Handle lib groups.
4264 (Read_symbols::get_name): Handle lib groups.
4265 * readsyms.h (Read_symbols): Add an archive member pointer.
4266 (Read_symbols::do_whole_lib_group): New.
4267 (Read_symbols::do_lib_group): New.
4268 (Read_symbols::member_): New.
4269 * script.cc (read_input_script): Update call to queue_soon.
4271 2010-03-19 Doug Kwan <dougkwan@google.com>
4273 * arm.cc (Stub_table::Stub_table): Initialize new data members
4274 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4275 (Stub_table::add_reloc_stub): Assign stub offset and update
4276 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4277 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4279 (Stub_table::update_data_size_and_addralign): Use
4280 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4281 instead of going over all reloc stubs.
4282 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4283 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4284 Stringpool_template::offset_ to size of Stringpool_char.
4285 (Stringpool_template::new_key_offset): Remove code to initialize
4286 Stringpool_template::offset_.
4287 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4288 Stringpool_template::offset_ to zero.
4290 2010-03-15 Doug Kwan <dougkwan@google.com>
4292 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4294 (Stringpool_template::new_key_offset): New method.
4295 (Stringpool_template::add_string): Assign offsets when adding new
4297 (Stringpool_template::set_string_offsets): Do not set string offsets
4298 when not optimizing.
4299 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4301 (Chunked_vector::clear): Clear size_.
4302 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4303 (Chunked_vector::size): Return size_.
4304 (Chunked_vector::push_back): Use size_ to find insert position.
4305 (Chunked_vector::size_): New data member.
4306 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4307 (Stringpool_template::new_key_offset): New method declaration.
4308 (Stringpool_template::offset_): New data member.
4310 2010-03-15 Rafael Espindola <espindola@google.com>
4312 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4313 Add_symbols' constructor.
4314 * readsyms.h (Add_symbols): Remove the input_group member.
4316 2010-03-10 Ian Lance Taylor <iant@google.com>
4318 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4319 target to ask whether a reference to a symbol requires a stack
4321 * target.h (Target::is_call_to_non_split): New function.
4322 (Target::do_is_call_to_non_split): Declare virtual function.
4323 * target.cc: Include "symtab.h".
4324 (Target::do_is_call_to_non_split): New function.
4325 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4327 2010-03-10 Cary Coutant <ccoutant@google.com>
4329 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4330 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4331 (File_read::open[2]): Add whole_file_view_ to list of views.
4332 (File_read::make_view): Remove test of whole_file_view_.
4333 (File_read::find_or_make_view): Create whole_file_view_ if
4335 (File_read::clear_views): Replace bool parameter with enum;
4336 adjust all callers. Don't delete views with permanent data;
4337 do delete cached views and views from archives if
4338 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4339 if clearing the corresponding view.
4340 * fileread.h (File_read::Clear_views_mode): New enum.
4341 (File_read::View::is_permanent_view): New method.
4342 (File_read::clear_views): Replace bool parameter
4343 with enum; adjust all callers.
4344 * options.h (General_options): Change keep_files_mapped option;
4345 add map_whole_files.
4346 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4348 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4351 2010-03-10 David S. Miller <davem@davemloft.net>
4353 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4355 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4357 * icf.cc (get_section_contents): Add '@' marker after processing the
4360 2010-03-08 Doug Kwan <dougkwan@google.com>
4362 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4363 due to a conversion warning.
4364 (Arm_relobj::update_output_local_symbol_count): Check for local
4365 symbol with unset output index.
4367 2010-03-05 Ian Lance Taylor <iant@google.com>
4369 * options.h (class General_options): Add --spare-dynamic-tags.
4370 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4371 --spare-dynamic-tags.
4373 2010-03-05 Ian Lance Taylor <iant@google.com>
4375 * incremental.cc: Include "libiberty.h".
4377 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4379 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4380 function, is_info_ member.
4381 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4382 (Versions::Versions): Update caller.
4383 (Versions::define_base_version): Likewise.
4384 (Versions::add_def): Likewise.
4386 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4388 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4389 (Scan::possible_function_pointer_reloc): New function.
4390 (Scan::local_reloc_may_be_function_pointer): Change to call
4391 possible_function_pointer_reloc.
4392 (Scan::global_reloc_may_be_function_pointer): Ditto.
4393 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4394 relocations in ".data.rel.ro._ZTV" section.
4395 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4396 * testsuite/icf_safe_so_test.cc: Ditto.
4397 * testsuite/icf_safe_test.cc: Ditto.
4398 * testsuite/icf_safe_test.sh: Ditto.
4400 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4401 Ian Lance Taylor <iant@google.com>
4403 * target-reloc.h (relocate_section): Check the symbol table index
4404 for -1U before setting the local symbol index.
4405 (scan_relocatable_relocs): If copying the relocation, record that
4406 the local symbol is required.
4407 * object.h (Symbol_value::is_output_symtab_index_set): New
4409 (Symbol_value::may_be_discarded_from_output_symtab): New
4411 (Symbol_value::has_output_symtab_entry): New function.
4412 (Symbol_value::needs_output_symtab_entry): Remove.
4413 (Symbol_value::output_symtab_index): Make sure the symbol index is
4415 (Symbol_value::set_output_symtab_index): Make sure the symbol
4416 index is not set. Make sure the new index is valid.
4417 (Symbol_value::set_must_have_output_symtab_entry): New function.
4418 (Symbol_value::has_output_dynsym_entry): New function.
4419 (Symbol_value::set_output_dynsym_index): Make sure the new index
4421 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4422 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4423 local symbol if permitted.
4424 (Sized_relobj::do_finalize_local_symbols): Call
4425 is_output_symtab_index_set rather than needs_output_symtab_entry.
4426 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4427 rather than needs_output_symtab_entry. Call
4428 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4429 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4430 is_output_symtab_index_set rather than needs_output_symtab_entry.
4431 * testsuite/discard_locals_relocatable_test.c: New file.
4432 * testsuite/discard_locals_test.sh: Test -r.
4433 * testsuite/Makefile.am (check_DATA): Add
4434 discard_locals_relocatable_test1.syms,
4435 discard_local_relocatable_test2.syms.
4436 (MOSTLYCLEANFILES): Likewise. Also add
4437 discard_locals_relocatable_test1.lout and
4438 discard_locals_relocatable_test2.out.
4439 (discard_locals_relocatable_test1.syms): New target.
4440 (discard_locals_relocatable_test.o): New target.
4441 (discard_locals_relocatable_test1.out): New target.
4442 (discard_locals_relocatable_test2.syms): New target.
4443 (discard_locals_relocatable_test2.out): New target.
4444 (various): Add missing ../ld-new dependencies.
4445 * testsuite/Makefile.in: Rebuild.
4447 2010-03-03 Nick Clifton <nickc@redhat.com>
4449 * po/fi.po: New Finnish translation.
4451 2010-03-01 Doug Kwan <dougkwan@google.com>
4453 * layout.cc (Layout::Layout): Force section types of .init_array*,
4454 .preinit_array* and .fini_array* sections.
4455 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4456 Fix check of return value of std::string::find.().
4457 (Output_section::Input_section_sort_compare::operator()): Remove
4458 comment about .init_array.
4459 (Output_section::Input_section_sort_init_fini_compare::operator()):
4461 (Output_section::sort_attached_input_sections): Handle .init_array
4462 and .fini_array specially.
4463 * output.h (Output_section::Inut_section_sort_compare): Update
4465 (Output_section::Input_section_sort_init_fini_compare): New struct.
4467 2010-02-26 Doug Kwan <dougkwan@google.com>
4469 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4470 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4471 * testsuite/debug_msg.sh: Avoid matching source line number for
4472 use of global variable undef_int.
4474 2010-02-26 Doug Kwan <dougkwan@google.com>
4476 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4477 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4478 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4479 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4480 * options.cc (General_options::General_options): Initialize member
4482 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4483 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4484 and rm_no_fix_v4bx.stdout
4485 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4486 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4487 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4488 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4489 and arm_no_fix_v4bx.
4490 * Makefile.in: Regenerate.
4491 * testsuite/arm_fix_v4bx.s: New file.
4492 * testsuite/arm_fix_v4bx.sh: Ditto.
4494 2010-02-24 Doug Kwan <dougkwan@google.com>
4496 * arm.cc (Target_arm::got_section): Make the .got section the first
4497 non RELRO section in the data segment.
4498 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4499 suffixes of section names.
4501 2010-02-24 Doug Kwan <dougkwan@google.com>
4503 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4504 flags and attributes merging if an input file is a binary file.
4505 * fileread.cc (Input_file::open): Record format of original file.
4506 * fileread.h (Input_file::Format): New enum type.
4507 (Input_file::Input_file): Initialize data member format_.
4508 (Input_file::format): New method definition.
4509 (Input_file::format_):: New data member.
4511 2010-02-24 Doug Kwan <dougkwan@google.com>
4513 * arm.cc (Arm_output_data_got): New class.
4514 (ARM_TCB_SIZE): New constant
4515 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4516 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4517 If user uses a script with a SECTIONS clause, issue only a warning
4518 for a misplaced EXIDX input section. Otherwise, issue an error.
4519 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4521 (Target_arm::got_mode_index_entry): Handle static linking.
4522 (Target_arm::Scan::local): Ditto.
4523 (Target_arm::Scan::global): Ditto.
4524 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4525 all incorrectly implemented relocations.
4526 (Target_arm::fix_exidx_coverage): Pass layout to
4527 Arm_output_section::fix_exidx_coverage.
4528 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4529 from ".ARM.exidx." and ".ARM.extab.".
4531 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4533 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4534 section if it does not already exist.
4535 * attributes.cc (Attributes_section_data::Attributes_section_data):
4536 Don't crash if size is zero.
4538 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4539 Ian Lance Taylor <iant@google.com>
4541 * gold.cc (queue_middle_tasks): If no input files were opened,
4543 * workqueue.h (Task_function::Task_function): Assert that there is
4546 2010-02-22 Doug Kwan <dougkwan@google.com>
4548 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4549 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4550 types to avoid warnings due to different uint64_t implementations
4553 2010-02-21 Doug Kwan <dougkwan@google.com>
4555 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4556 handling of the maximum backward branch offset.
4557 (Arm_relocate_functions::thumb_branch_common): Ditto.
4558 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4559 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4560 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4561 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4562 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4563 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4564 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4565 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4566 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4567 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4568 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4569 thumb2_bl_out_of_range.o): New rules.
4570 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4571 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4572 thumb2_bl_out_of_range
4573 * testsuite/Makefile.in: Regenerate.
4574 * testsuite/arm_bl_in_range.s: New file.
4575 * testsuite/arm_bl_out_of_range.s: Ditto.
4576 * testsuite/arm_branch_in_range.sh: Ditto.
4577 * testsuite/arm_branch_range.t: Ditto.
4578 * testsuite/thumb2_branch_range.t: Ditto.
4579 * testsuite/thumb_bl_in_range.s: Ditto.
4580 * testsuite/thumb_bl_out_of_range.s: Ditto.
4581 * testsuite/thumb_branch_range.t: Ditto.
4583 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4585 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4586 Add reloc offset information.
4587 * icf.cc (get_section_contents): Change iterators to point to the new
4588 vectors. Add reloc offset information to the contents.
4589 * icf.h (Icf::Sections_reachable_info): New typedef.
4590 (Icf::Sections_reachable_list): New typedef.
4591 (Icf::Offset_info): New typedef.
4592 (Icf::Reloc_info): New struct typedef.
4593 (Icf::Reloc_info_list): New typedef.
4594 (Icf::symbol_reloc_list): Delete method.
4595 (Icf::addend_reloc_list): Delete method.
4596 (Icf::section_reloc_list): Delete method.
4597 (Icf::reloc_info_list): New method.
4598 (Icf::reloc_info_list_): New member.
4600 2010-02-19 Doug Kwan <dougkwan@google.com>
4602 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4603 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4604 * arm.cc (Arm_relocation_functions): New forward declaration.
4605 (Target_arm::Target_arm): Initialize new data members
4606 got_mod_index_offset_ and tls_base_symbol_defined_.
4607 (Target_arm::Relocate::relocate_tls): New method.
4608 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4609 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4611 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4612 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4613 (Target_arm::got_mod_index_offset_,
4614 Target_arm::tls_base_symbol_defined_): New data members.
4615 (Target_arm::Scan::local, Target::Scan::global,
4616 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4619 2010-02-18 Doug Kwan <dougkwan@google.com>
4621 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4622 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4623 text section as a parameter becuase some broken tools may not set
4624 the link in section header.
4625 (Target_arm::has_got_section): New method.
4626 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4627 without any mapping symbol as data only. Remove warning.
4628 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4629 link in its section header, try to discover the link by inspecting the
4630 REL31 relocation at the beginning of the section.
4631 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4633 (Target_arm::Scan::global): Treat any reference to the symbol
4634 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4636 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4638 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4639 (Scan::global_reloc_may_be_function_pointer): New function.
4640 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4641 (Scan::global_reloc_may_be_function_pointer): New function.
4642 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4643 (Scan::global_reloc_may_be_function_pointer): New function.
4644 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4645 (Scan::global_reloc_may_be_function_pointer): New function.
4646 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4647 (Scan::global_reloc_may_be_function_pointer): New function.
4648 (Scan::possible_function_pointer_reloc): New function.
4649 (Target_x86_64::can_check_for_function_pointers): New function.
4650 * gc.h (gc_process_relocs): Scan relocation types to determine if
4651 function pointers were taken for targets that support it.
4652 * icf.cc (Icf::find_identical_sections): Include functions for
4653 folding in safe ICF whose pointer is not taken.
4654 * icf.h (Secn_fptr_taken_set): New typedef.
4655 (fptr_section_id_): New member.
4656 (section_has_function_pointers): New function.
4657 (set_section_has_function_pointers): New function.
4658 (check_section_for_function_pointers): New function.
4659 * options.h: Fix comment for safe ICF option.
4660 * target.h (can_check_for_function_pointers): New function.
4661 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4662 Modify icf_safe_test for X86-64.
4663 * testsuite/Makefile.in: Regenerate.
4664 * testsuite/icf_safe_so_test.cc: New file.
4665 * testsuite/icf_safe_so_test.sh: New file.
4666 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4667 (main): Change to take pointer to function kept_func_3.
4668 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4669 folding is done correctly for X86-64.
4671 2010-02-12 David S. Miller <davem@davemloft.net>
4673 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4674 is_symbolless parameter.
4675 (Output_reloc<SHT_REL>::is_symbolless): New.
4676 (Output_reloc<SHT_REL>::is_symbolless_): New.
4677 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4678 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4679 (Output_reloc<SHT_RELA>::is_symbolless): New.
4680 (Output_data_reloc::add_global): Handle is_symbolless.
4681 (Output_data_reloc::add_global_relative): Likewise.
4682 (Output_data_reloc::add_local): Likewise.
4683 (Output_data_reloc::add_local_relative): Likewise.
4684 (Output_data_reloc::add_symbolless_global_addend): New.
4685 (Output_data_reloc::add_symbolless_local_addend): New.
4686 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4688 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4689 instead of ->is_relative_
4690 (Output_reloc::write): Likewise.
4691 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4692 (Output_reloc::write_rel): Simplify.
4694 * sparc.cc (Target_sparc::Scan::local): Use
4695 ->add_symbolless_local_addend as needed.
4696 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4697 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4698 based upon relocation offset.
4700 2010-02-11 Doug Kwan <dougkwan@google.com>
4702 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4703 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4704 beginning of function.
4705 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4706 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4707 parameter is_32bit in calls to should_apply_static_reloc.
4708 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4709 (check_DATA): Add arm_abs_global.stdout.
4710 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4711 arm_abs_global.stdout): New rules.
4712 (MOSTLLYCLEANFILES): Add arm_abs_global
4713 * Makefile.in: Regenerate.
4714 * testsuite/arm_abs_global.s: New file.
4715 * testsuite/arm_abs_global.sh: Ditto.
4716 * testsuite/arm_abs_lib.s: Ditto.
4718 2010-02-11 Ian Lance Taylor <iant@google.com>
4720 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4722 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4723 Allocate_commons_task first.
4724 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4725 task, rather than symtab_lock_.
4726 (Gc_process_relocs::~Gc_process_relocs): New function.
4727 (Gc_process_relocs::is_runnable): Check this_blocker_.
4728 (Gc_process_relocs::locks): Use next_blocker_ rather than
4730 (Scan_relocs::~Scan_relocs): New function.
4731 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4733 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4735 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4736 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4737 constructor accordingly.
4738 (class Gc_process_relocs): Likewise.
4739 (class Scan_relocs): Likewise.
4740 * common.h (class Allocate_commons_task): Remove symtab_lock_
4741 field, and corresponding constructor parameter.
4742 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4744 (Allocate_commons_task::locks): Likewise.
4746 2010-02-11 Ian Lance Taylor <iant@google.com>
4748 * gold-threads.h (class Once): Define.
4749 (class Initialize_lock): Rewrite as child of Once.
4750 * gold-threads.cc (class Once_initialize): Define.
4751 (once_pointer_control): New static variable.
4752 (once_pointer, once_arg): New static variables.
4753 (c_run_once): New static function.
4754 (Once::Once, Once::run_once, Once::internal_run): New functions.
4755 (class Initialize_lock_once): Remove.
4756 (initialize_lock_control): Remove.
4757 (initialize_lock_pointer): Remove.
4758 (initialize_lock_once): Remove.
4759 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4760 (Initialize_lock::initialize): Rewrite.
4761 (Initialize_lock::do_run_once): New function.
4762 * archive.cc (Archive::interpret_header): Only clear name if it is
4764 * fileread.cc: Include "gold-threads.h"
4765 (file_counts_lock): New static variable.
4766 (file_counts_initialize_lock): Likewise.
4767 (File_read::release): Only increment counts when using --stats.
4768 Use a lock around the increment.
4769 * parameters.cc (class Set_parameters_target_once): Define.
4770 (set_parameters_target_once): New static variable.
4771 (Parameters::Parameters): Move here from parameters.h.
4772 (Parameters::set_target): Rewrite.
4773 (Parameters::set_target_once): New function.
4774 (Parameters::clear_target): Move here and rewrite.
4775 * parameters.h (class Parameters): Update declarations. Add
4776 set_parameters_target_once_ field.
4777 (Parameters::Parameters): Move to parameters.cc.
4778 (Parameters::clear_target): Likewise.
4779 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4781 (Start_group::~Start_group): New function.
4782 (Start_group::is_runnable): New function.
4783 (Start_group::locks, Start_group::run): New functions.
4784 (Finish_group::run): Change saw_undefined to size_t.
4785 * readsyms.h (class Start_group): Define.
4786 (class Finish_group): Change saw_undefined_ field to size_t.
4787 (Finish_group::Finish_group): Remove saw_undefined and
4788 this_blocker parameters. Change all callers.
4789 (Finish_group::set_saw_undefined): New function.
4790 (Finish_group::set_blocker): New function.
4791 * symtab.h (class Symbol_table): Change saw_undefined to return
4792 size_t. Change saw_undefined_ field to size_t.
4793 * target-select.cc (Set_target_once::do_run_once): New function.
4794 (Target_selector::Target_selector): Initialize set_target_once_
4795 field. Don't initialize lock_ and initialize_lock_ fields.
4796 (Target_selector::instantiate_target): Rewrite.
4797 (Target_selector::set_target): New function.
4798 * target-select.h (class Set_target_once): Define.
4799 (class Target_selector): Update declarations. Make
4800 Set_target_once a friend. Remove lock_ and initialize_lock_
4801 fields. Add set_target_once_ field.
4803 2010-02-10 Ian Lance Taylor <iant@google.com>
4805 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4807 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4808 (queue_middle_tasks): Add all blockers before queueing any tasks.
4809 (queue_final_tasks): Likewise.
4810 * token.h (Task_token::add_blockers): New function.
4811 * object.h (Input_objects::number_of_relobjs): New function.
4813 2010-02-10 Ian Lance Taylor <iant@google.com>
4815 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4816 shared, not if not position independent.
4817 * x86_64.cc (Relocate::relocate_tls): Likewise.
4818 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4819 (tls_pie_pic_test): New target.
4820 * testsuite/Makefile.in: Rebuild.
4822 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4823 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4824 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4825 * testsuite/Makefile.in: Rebuild.
4827 2010-02-09 David S. Miller <davem@davemloft.net>
4829 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4830 R_SPARC_RELATIVE using ->add_local_relative().
4831 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4833 * output.h (Output_data_dynamic::add_section_size): New method
4834 that takes two Output_data objects.
4835 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4836 entry param. Handle it in initializers.
4837 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4838 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4839 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4841 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4842 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4843 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4844 for dynrel_includes_plt.
4845 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4846 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4847 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4849 (Target_sparc::do_finalize_sections): Update to pass true for
4850 dynrel_includes_plt.
4851 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4852 output before .rela.plt
4853 (Target_powerpc::do_finalize_sections): Update to pass true for
4854 dynrel_includes_plt when 32-bit.
4856 2010-02-08 Doug Kwan <dougkwan@google.com>
4858 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4860 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4861 Arm_relobj::scan_section_for_cortex_a8_stubs,
4862 Arm_relobj::do_relocation_section): Instead of calling
4863 Output_section::output_address, use faster
4864 Arm_relobj::simple_input_section_output_address.
4866 2010-02-08 David S. Miller <davem@davemloft.net>
4868 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4869 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4870 relocation helper function.
4872 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4873 just like R_SPARC_GOT{10,13,22}.
4874 (Target_sparc::Scan::local): Likewise.
4875 (Target_sparc::Relocate:relocate): Likewise.
4877 2010-02-06 Ian Lance Taylor <iant@google.com>
4879 * configure.ac: Rewrite targetobjs duplicate removal code to use
4880 only shell constructs.
4881 * configure: Rebuild.
4883 2010-02-05 Doug Kwan <dougkwan@google.com>
4886 * arm.cc (Arm_relobj::section_is_scannable): New method.
4887 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4888 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4890 2010-02-04 Doug Kwan <dougkwan@google.com>
4893 * arm-reloc-property.cc (cstdio): Include.
4894 * configure.ac (targetobjs): Remove duplicates.
4895 * configure: Regenerate.
4896 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4897 big and little endian version for a given address size.
4899 2010-02-03 Doug Kwan <dougkwan@google.com>
4901 * arm-reloc-property.cc
4902 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4904 * arm-reloc-property.h
4905 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4906 New method definition.
4907 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4909 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4911 (GOT_PREL): Change implemented to Y.
4912 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4913 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4914 (Arm_relocate_functions::movw_abs_nc): Remove method.
4915 (Arm_relocate_functions::movt_abs): Ditto.
4916 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4917 (Arm_relocate_functions::thm_movt_abs): Ditto.
4918 (Arm_relocate_functions::movw_rel_nc): Ditto.
4919 (Arm_relocate_functions::movw_rel): Ditto.
4920 (Arm_relocate_functions::movt_rel): Ditto.
4921 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4922 (Arm_relocate_functions:thm_movw_rel): Ditto.
4923 (Arm_relocate_functions:thm_movt_rel): Ditto.
4924 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4925 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4926 New method definitions.
4927 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4928 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4929 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4930 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4931 (Target_arm::Relocate::relocate): Check for non-static or
4932 unimplemented relocation code and exit early. Change calls to
4933 Target_arm::reloc_uses_thumb_bit and
4934 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4935 instead. Refactor code to handle similar relocations to increase
4936 code sharing. Remove check for unsupported relocation code in switch
4938 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4939 relocation property table to find out size. Change error message to
4940 print out the name of a relocation code instead of the numeric value.
4941 (Target_arm::scan_reloc_for_stub): Use relocation property table
4942 instead of calling Target_arm::reloc_uses_thumb_bit().
4944 2010-02-02 Doug Kwan <dougkwan@google.com>
4946 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4947 types of relaxed input section.
4949 2010-02-02 Doug Kwan <dougkwan@google.com>
4951 * Makefile.am (HFILES): Add arm-reloc-property.h.
4953 (TARGETSOURCES): Add arm-reloc-property.cc
4954 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4955 (libgold_a_SOURCES): $(DEFFILES)
4956 * Makefile.in: Regenerate.
4957 * arm-reloc-property.cc: New file.
4958 * arm-reloc-property.h: New file.
4959 * arm-reloc.def: New file.
4960 * arm.cc: Update comments.
4961 (arm-reloc-property.h): New included header.
4962 (arm_reloc_property_table): New global variable.
4963 (Target_arm::do_select_as_default_target): New method definition.
4964 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4965 arm-reloc-property to targ_extra_obj.
4966 * parameters.cc (set_parameters_target): Call
4967 Target::select_as_default_target().
4968 * target.h (Target::select_as_default_target): New method definition.
4969 (Target::do_select_as_default_target): Same.
4971 2010-02-01 Doug Kwan <dougkwan@google.com>
4973 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4974 first_output_text_section_.
4975 (Arm_exidx_fixup::first_output_text_section): New method definition.
4976 (Arm_exidx_fixup::first_output_text_section_): New data member.
4977 (Arm_exidx_fixup::process_exidx_section): Record the first text
4978 output section seen.
4979 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4980 and entsize in output section header.
4982 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4984 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4985 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4986 (Arm_relocate_functions::thm_alu11): New Method.
4987 (Arm_relocate_functions::thm_pc8): New Method.
4988 (Arm_relocate_functions::thm_pc12): New Method.
4989 (Target_arm::Scan::local): Handle the relocations.
4990 (Target_arm::Scan::global): Likewise.
4991 (Target_arm::Relocate::relocate): Likewise.
4992 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4994 2010-01-29 Doug Kwan <dougkwan@google.com>
4996 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4997 of relocation types as ld.
4999 2010-01-29 Doug Kwan <dougkwan@google.com>
5001 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5003 (Arm_relocate_functions::thumb_branch_common): Ditto.
5004 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5005 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5006 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5007 Arm_relocate_functions::jump24): Remove.
5008 (Target_arm::Relocate::relocate): Adjust code to call
5009 Arm_relocation_functions::arm_branch_common and
5010 Arm_relocation_functions::thumb_branch_common instead of their removed
5011 wrappers. Merge switch-cases together to reduce source code size.
5013 2010-01-29 Doug Kwan <dougkwan@google.com>
5015 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5016 output_local_symbol_count_needs_update_.
5017 (Arm_relobj::output_local_symbol_count_needs_update,
5018 Arm_relobj::set_output_local_symbol_count_needs_update,
5019 Arm_relobj::update_output_local_symbol_count): New methods.
5020 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5022 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5023 of pointed function as in a R_ARM_PREL31 relocation.
5024 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5025 for output local symbol count updating.
5026 (Target_arm::do_relax): Update output local symbol counts in objects
5028 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5030 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5032 * arm.cc: Added support for the ARM relocations:
5033 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5034 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5035 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5037 (Arm_relocate_functions::movw_rel): New method.
5038 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5039 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5041 (Arm_relocate_functions::thm_movw_rel): New method.
5042 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5044 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5046 (Target_arm::Scan::global): Likewise.
5047 (Target_arm::Relocate::relocate): Likewise.
5048 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5051 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5053 * arm.cc: Added support for ARM group relocations.
5054 (Target_arm::reloc_needs_sym_origin): New method.
5055 (Arm_relocate_functions::calc_grp_kn): New method.
5056 (Arm_relocate_functions::calc_grp_residual): New method.
5057 (Arm_relocate_functions::calc_grp_gn): New method.
5058 (Arm_relocate_functions::arm_grp_alu): New Method.
5059 (Arm_relocate_functions::arm_grp_ldr): New Method.
5060 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5061 (Arm_relocate_functions::arm_grp_ldc): New Method.
5062 (Target_arm::Scan::local): Handle the ARM group relocations.
5063 (Target_arm::Scan::global): Likewise.
5064 (Target_arm::Relocate::relocate): Likewise.
5065 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5068 2010-01-26 Doug Kwan <dougkwan@google.com>
5070 * arm.cc (set): Include.
5071 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5073 (Arm_output_section::Text_section_list): New type.
5074 (Arm_output_section::append_text_sections_to_list): New method.
5075 (Arm_output_section::fix_exidx_coverage): Ditto.
5076 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5077 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5078 Relobj::set_section_offset() instead of
5079 Sized_relobj::invalidate_section_offset().
5080 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5081 parameter for section headers. Ignore relocation sections for
5082 unallocated sections and EXIDX sections.
5083 (Target_arm::fix_exidx_coverage): New method.
5084 (Target_arm::output_section_address_less_than): New type.
5085 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5086 linked text section instead of the EXIDX section.
5087 (Arm_output_section::create_stub_group): Add an assertion to check
5088 that this is not an EXIDX output section.
5089 (Arm_output_section::append_text_sections_to_list): New method.
5090 (Arm_output_section::fix_exidx_coverage): Ditto.
5091 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5092 Arm_relobj::section_needs_reloc_stub_scanning.
5093 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5095 (Target_arm::fix_exidx_coverage): New method.
5096 * object.h (Relobj::set_output_section): New method.
5097 (Sized_relobj::invalidate_section_offset): Remove method.
5098 (Sized_relobj::do_invalidate_section_offset): Remove method.
5099 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5101 2010-01-25 Doug Kwan <dougkwan@google.com>
5103 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5104 Fix warning due to signed and unsigned comparison on a 32-bit host.
5106 2010-01-22 Doug Kwan <dougkwan@google.com>
5108 * arm.cc (Target_arm::do_relax): Record an output section for section
5109 offset adjustment it contains any stub table that has changed.
5110 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5111 offsets in an output section if necessary.
5112 * output.cc (Output_section::Output_section): Initialize
5113 section_offsets_need_adjustments_.
5114 (Output_section::add_input_section_for_script): Renamed to
5115 Output_section::add_simple_input_section.
5116 (Output_section::save_states): Add a comment.
5117 (Output_section::discard_states): New method defintion.
5118 (Output_section::adjust_section_offsets): Same.
5119 * output.h (Output_section::add_input_section_for_script): Renamed to
5120 Output_section::add_simple_input_section.
5121 (Output_section::discard_states): New method declaration.
5122 (Output_section::adjust_section_offsets): Same.
5123 (Output_section::section_offsets_need_adjustment,
5124 Output_section::set_section_offsets_need_adjustment): New method
5126 (Output_section::section_offsets_need_adjustment_): New data member.
5127 * script-sections.cc
5128 (Output_section_element_input::set_section_address): Adjust code for
5129 renaming of Output_section::add_input_section_for_script.
5130 (Orphan_output_section::set_section_address): Same.
5132 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5134 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5135 Fix_v4bx enum values .
5136 * gold/options.h (General_options): New option definitions.
5137 (General_options::fix_v4bx): New method.
5138 (General_options::Fix_v4bx): New enum.
5139 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5140 (General_options::parse_fix_v4bx_interworking): New method.
5142 2010-01-22 Doug Kwan <dougkwan@google.com>
5144 * arm.cc (Arm_exidx_fixup): New class.
5146 2010-01-21 Doug Kwan <dougkwan@google.com>
5148 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5150 (Arm_exidx_section_offset_map): New type.
5152 2010-01-21 Doug Kwan <dougkwan@google.com>
5154 * arm.cc (Arm_exidx_input_section): New class.
5155 (Arm_relobj::exidx_input_section_by_link,
5156 Arm_relobj::exidx_input_section_by_shndx,
5157 Arm_relobj::make_exidx_input_section): New methods.
5158 (read_arm_attributes_section): Remove.
5159 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5160 information about them.
5161 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5164 2010-01-20 Doug Kwan <dougkwan@google.com>
5166 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5167 Input_section_specifier to Section_id.
5168 (Target_arm::new_arm_input_section: Adjust code for change of key
5170 (Target_arm::find_arm_input_section): Ditto.
5171 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5172 (Section_id): Remove.
5173 (Garbage_collection::Section_id_hash): Remove.
5174 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5175 (Section_id): Remove.
5176 (Icf::Section_id_hash): Remove.
5177 * object.h (Section_id, Const_section_id, Section_id_hash,
5178 Const_section_id_hash): New type definitions.
5179 * output.cc (Output_section::add_relaxed_input_section): Change to
5180 use Const_section_id instead of Input_section_specifier as key type.
5181 (Output_section::add_merge_input_section): Ditto.
5182 (Output_section::build_relaxation_map): Change to use Section_id
5183 instead of Input_section_specifier as key type.
5184 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5186 (Output_section::convert_input_sections_to_relaxed_sections): Change
5187 to use Const_section_id instead of Input_section_specifier as key type.
5188 (Output_section::find_merge_section): Ditto.
5189 (Output_section::find_relaxed_input_section): Ditto.
5190 * output.h (Input_section_specifier): Remove class.
5191 (Output_section::Output_section_data_by_input_section_map): Change
5192 key type to Const_section_id.
5193 (Output_section::Output_relaxed_input_section_by_input_section_map):
5195 (Output_section::Relaxation_map): Change key type to Section_id.
5197 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5199 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5200 (class Arm_v4bx_stub): New class.
5201 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5202 (Stub_factory::make_arm_v4bx_stub): New method.
5203 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5204 (Stub_table::empty): Handle v4bx stubs.
5205 (Stub_table::add_arm_v4bx_stub): New method.
5206 (Stub_table::find_arm_v4bx_stub): New method.
5207 (Arm_relocate_functions::v4bx): New method.
5208 (Target_arm::fix_v4bx): New method.
5209 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5210 (Stub_table::relocate_stubs): Likewise.
5211 (Stub_table::do_write): Likewise.
5212 (Stub_table::update_data_size_and_addralign): Likewise.
5213 (Stub_table::finalize_stubs): Likewise.
5214 (Target_arm::Scan::local): Likewise.
5215 (Target_arm::Scan::global): Likewise.
5216 (Target_arm::do_finalize_sections): Likewise.
5217 (Target_arm::Relocate::relocate): Likewise.
5218 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5220 (Target_arm::scan_reloc_for_stub): Likewise.
5221 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5223 2010-01-19 Ian Lance Taylor <iant@google.com>
5225 * output.cc (Output_section_headers::do_sized_write): Write large
5226 segment count to sh_info field.
5227 (Output_file_header::do_sized_write): For large segment count,
5228 write PN_XNUM to e_phnum field.
5230 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5232 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5233 (Arm_relocate_functions::thm_jump8): New function.
5234 (Arm_relocate_functions::thm_jump11): New function.
5235 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5237 (Target_arm::Scan::global): Likewise.
5238 (Target_arm::Relocate::relocate): Likewise.
5239 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5242 2010-01-14 Doug Kwan <dougkwan@google.com>
5244 * arm.cc (map, utility): Include headers.
5245 (Target_arm::apply_cortex_a8_workaround): New method.
5246 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5247 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5248 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5249 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5250 the --[no-]fix-cortex-a8 command line options.
5251 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5252 (Target_arm::relocate_stub): Use addend in instruction template.
5253 * options.h (DEFINE_bool): Set the user-set flag.
5254 (General_options): Add --[no-]-fix-cortex options.
5255 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5256 : Update fast look-up map after conversion.
5258 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5260 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5261 in the first pass of do_layout.
5263 2010-01-13 Doug Kwan <dougkwan@google.com>
5265 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5266 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5267 apparent compiler problem of not folding static constant integral
5268 data members of elfcpp::Elf_sizes<32>.
5270 2010-01-13 Doug Kwan <dougkwan@google.com>
5272 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5273 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5274 Arm_relobj::scan_section_for_cortex_a8_erratum,
5275 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5276 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5277 sections to scan for relocation stubs into a new method
5278 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5279 relocation and Cortex-A8 stub scanning.
5280 (Target_arm::do_relax): Force stubs to be after stubbed sections
5281 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5282 the beginning of a new relaxation pass. Update a comment.
5283 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5285 2010-01-12 Ian Lance Taylor <iant@google.com>
5287 * target-reloc.h (visibility_error): New inline function.
5288 (relocate_section): Call visibility_error.
5289 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5290 (MOSTLYCLEANFILES): Likewise.
5291 (protected_4_pic.o, protected_3.err): New targets.
5292 * testsuite/protected_4.cc: New file.
5294 2010-01-12 Doug Kwan <dougkwan@google.com>
5296 * arm.cc (Cortex_a8_reloc): New class.
5297 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5298 and cortex_a8_relocs_info_.
5299 (Target_arm::fix_cortex_a8): New method definition.
5300 (Target_arm::Cortex_a8_relocs_info): New type.
5301 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5302 New data member declarations.
5303 (Target_arm::scan_reloc_for_stub): Record information about
5304 relocations for THUMB branches that might be exempted from the
5305 Cortex-A8 workaround.
5306 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5307 at the beginning of a relaxation pass.
5309 2010-01-12 Doug Kwan <dougkwan@google.com>
5311 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5312 (Arm_relobj::Mapping_symbol_position,
5313 Arm_reloj::Mapping_symbol_position_less,
5314 Arm_relobj::Mapping_symbols_info): New types.
5315 (Target_arm::is_mapping_symbol_name): New method definition.
5316 (Arm_relobj::do_count_local_symbols): Save information about mapping
5319 2010-01-11 Doug Kwan <dougkwan@google.com>
5321 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5322 Arm_relocate_functions::thumb32_branch_upper,
5323 Arm_relocate_functions::thumb32_branch_lower,
5324 Arm_relocate_functions::thumb32_cond_branch_offset,
5325 Arm_relocate_functions::thumb32_cond_branch_upper,
5326 Arm_relocate_functions::thumb32_cond_branch_lower,
5327 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5328 branch offset encoding.
5329 (Arm_relocate_functions::thumb_branch_common): Use new branch
5330 offset encoding methods to avoid code duplication.
5331 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5332 (Stub_addend_reader::operator()): Use new branch encoding method
5333 to avoid code duplication.
5335 2010-01-11 Doug Kwan <dougkwan@google.com>
5337 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5338 (Target_arm::do_finalize_sections): Define special EXIDX section
5339 symbols only if referenced.
5340 * gc.h (Garbage_collection::add_reference): New method.
5341 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5344 2010-01-11 Ian Lance Taylor <iant@google.com>
5346 * script.cc (Version_script_info::build_expression_list_lookup):
5347 Change complaing about duplicate wildcard match from error to
5350 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5352 (Version_script_info::Version_script_info): Initialize globs_,
5353 default_version_, default_is_global_, and exact_. Don't
5354 initialize globals_ or locals_.
5355 (Version_script_info::build_lookup_tables): Build local symbols
5357 (Version_script_info::unquote): New function.
5358 (Version_script_info::add_exact_match): New function.
5359 (Version_script_info::build_expression_list_lookup): Remove lookup
5360 parameter. Add is_global parameter. Change all callers. Handle
5361 wildcard pattern specially. Unquote pattern. Call
5363 (Version_script_info::get_name_to_match): New function.
5364 (Version_script_info::get_symbol_version): New function.
5365 (Version_script_info::get_symbol_version_helper): Remove.
5366 (Version_script_info::check_unmatched_names): Call unquote.
5367 * script.h (class Version_script_info): Change get_symbol_version
5368 to be non-inline and add is_global parameter; change all callers.
5369 Rewrite symbol_is_local. Update declarations. Define struct
5370 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5371 Remove globals_ and locals_ members. Add exact_, globs_,
5372 default_version_, is_global_.
5373 (Version_script_info::Glob): Remove pattern, add expression and
5374 is_global. Update constructor. Change all callers.
5375 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5377 (Versions::symbol_section_contents): If a symbol is undefined, or
5378 defined in a dynamic object, set the version index to
5380 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5382 (Symbol_table::add_from_pluginobj): Likewise.
5383 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5385 2010-01-11 Doug Kwan <dougkwan@google.com>
5387 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5388 (incremental_dump_LDADD): Add linking option for libintl.
5389 * Makefile.in: Regenerate.
5391 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5394 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5396 * testsuite/Makefile.in: Regenerated.
5398 2010-01-10 Doug Kwan <dougkwan@google.com>
5400 * options.h (DEFINE_var): Use parentheses around argument varname__
5401 in macro body to avoid any unintended subsequent substitutions.
5403 2010-01-10 Ian Lance Taylor <iant@google.com>
5405 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5406 candidates before doing symbol resolution.
5408 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5409 ODR candidates if only one is weak.
5411 2010-01-08 Ian Lance Taylor <iant@google.com>
5413 * script.cc (Version_script_info::build_expression_list_lookup):
5414 Don't warn about ambiguous version, just record the ambiguity.
5415 (Version_script_info::get_symbol_version_helper): Give error if
5416 version is ambiguous.
5418 2010-01-08 Doug Kwan <dougkwan@google.com>
5420 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5421 prev_data_size_ and prev_addralign_. Remove initializer for
5422 deleted data member has_been_changed_.
5423 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5424 to determine if the table is empty.
5425 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5427 (Stub_table::add_reloc_stub): Define method in class definition
5428 instead of just declaring it there.
5429 (Stub_table::add_cortex_a8_stub): New method definition.
5430 (Stub_table::update_data_size_and_addralign): Ditto.
5431 (Stub_table::finalize_stubs): Ditto.
5432 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5433 (Stub_table::do_addralign_): Return address alignment in the
5434 (Stub_table::do_reset_address_and_file_offset): Define method in
5435 class definition instead of declaring it there. Set current data
5436 size to be the data size of the previous pass.
5437 (Stub_table::set_final_data_size): Use current data size as the
5439 (Stub_table::relocate_stub): Change parameter type of stub from
5440 Reloc_stub pointer to Stub pointer.
5441 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5442 (Stub_table::Cortex_a8_stub_list): New typedef.
5443 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5444 Stub_table::prev_addralign_): New data member.
5445 (Arm_relobj::Arm_relobj): Initialize data member
5446 section_has_cortex_a8_workaround_.
5447 (Arm_relobj::section_has_cortex_a8_workaround,
5448 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5450 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5452 (Target_arm::relocate_stub): Change parameter type of stub from
5453 Reloc_stub pointer to Stub pointer.
5454 (Insn_template::size, Insn_template::alignment): Handle
5455 THUMB16_SPECIAL_TYPE.
5456 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5457 Stub_table::update_data_size_and_addralign,
5458 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5460 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5461 (Stub_table::do_write): Ditto.
5462 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5464 2010-01-08 Ian Lance Taylor <iant@google.com>
5467 * symtab.h (class Symbol): Remove fields is_target_special_ and
5468 has_plt_offset_. Add field is_defined_in_discarded_section_.
5469 (Symbol::is_defined_in_discarded_section): New function.
5470 (Symbol::set_is_defined_in_discarded_section): New function.
5471 (Symbol::has_plt_offset): Rewrite.
5472 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5473 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5474 Don't initialize is_target_special_ or has_plt_offset_.
5475 Initialize is_defined_in_discarded_section_.
5476 (Symbol_table::add_from_relobj): If appropriate, set
5477 is_defined_in_discarded_section.
5478 * resolve.cc (Symbol::override_base_with_special): Don't test
5479 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5480 * target-reloc.h (relocate_section): Do special handling for
5481 symbols defined in discarded sections for global symbols as well
5484 2010-01-08 Ian Lance Taylor <iant@google.com>
5486 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5487 the SHT_SYMTAB case.
5489 2010-01-08 Ian Lance Taylor <iant@google.com>
5491 * object.cc (Sized_relobj::do_layout): Don't get confused if
5492 layout_eh_frame returns NULL.
5494 2010-01-08 Ian Lance Taylor <iant@google.com>
5497 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5498 dynamic symbol table, use the normal symbol table.
5499 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5502 2010-01-08 Ian Lance Taylor <iant@google.com>
5505 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5508 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5510 * version.cc (print_version): Change to "Copyright 2010".
5512 2010-01-08 Ian Lance Taylor <iant@google.com>
5516 * i386.cc (class Target_i386): Change return type of plt_section
5518 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5519 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5520 tls_desc_rel_ field.
5521 (Output_data_plt_i386::rel_tls_desc): New function.
5522 (Target_i386::rel_tls_desc_section): New function.
5523 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5524 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5525 R_386_TLS_DESC reloc in rel_tls_desc_section.
5526 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5527 Define struct Tlsdesc_info.
5528 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5529 (Target_x86_64::do_reloc_symbol_index): New function.
5530 (Target_x86_64::add_tlsdesc_info): New function.
5531 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5532 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5534 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5536 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5537 (Target_x86_64::rela_tlsdesc_section): New function.
5538 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5540 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5541 (Target_x86_64::do_reloc_addend): New function.
5542 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5543 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5544 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5545 (Output_reloc::type): New function.
5546 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5547 (Output_reloc::is_target_specific): New function.
5548 (Output_reloc::target_arg): New function.
5549 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5550 absolute relocs and target specific relocs.
5551 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5552 add_target_specific.
5553 (class Output_data_reloc) [SHT_RELA]: Likewise.
5554 * output.cc (Output_reloc::Output_reloc): Add four new versions
5555 for absolute relocs and target specific relocs.
5556 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5557 (Output_reloc::get_symbol_index): Likewise.
5558 (Output_reloc::local_section_offset): Check that local_sym_index_
5559 is not TARGET_CODE or 0.
5560 (Output_reloc::symbol_value): Likewise.
5561 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5563 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5564 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5566 * layout.cc (add_target_dynamic_tags): Use output section for
5567 DT_PLTRELSZ and DT_JMPREL.
5569 2010-01-07 Ian Lance Taylor <iant@google.com>
5572 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5574 (class Output_data_reloc_generic): Define.
5575 (class Output_data_reloc_base): Change base class to
5576 Output_data_reloc_generic. Change add() method to call
5577 bump_relative_reloc_count for a relative reloc. Remove
5579 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5581 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5582 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5584 * layout.h (class Layout): Update declaration.
5586 2010-01-07 Ian Lance Taylor <iant@google.com>
5588 * output.h (class Output_data): Add const version of
5589 output_section and do_output_section.
5590 (class Output_section_data): Add const version of
5592 (class Output_section): Likewise.
5593 * layout.cc (Layout::add_target_dynamic_tags): New function.
5594 * layout.h (class Layout): Update declarations.
5595 * arm.cc (Target_arm::do_finalize_sections): Use
5596 add_target_dynamic_tags.
5597 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5598 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5599 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5600 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5602 2010-01-07 Ian Lance Taylor <iant@google.com>
5605 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5608 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5609 Ian Lance Taylor <iant@google.com>
5612 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5613 Xindex::read_symtab_xindex.
5615 2010-01-07 Doug Kwan <dougkwan@google.com>
5617 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5618 (Insn_template::thumb16_bcond_insn): New method declaration.
5619 (Insn_template): Fix spelling.
5620 (Stub::thumb16_special): New method declaration.
5621 (Stub::do_write): Define virtual method which was previously pure
5623 (Stub::do_thumb16_special): New method declaration.
5624 (Stub::do_fixed_endian_write): New template member.
5625 (Reloc_stub::do_write): Remove.
5626 (Reloc_stub::do_fixed_endian_write): Remove.
5627 (Cortex_a8_stub): New class definition.
5628 (Stub_factory::make_cortex_a8_stub): New method definition.
5629 (Stub_factory::Stub_factory): Add missing static storage class
5630 qualifier for elf32_arm_stub_a8_veneer_blx.
5632 2010-01-07 Ian Lance Taylor <iant@google.com>
5635 * options.h (class General_options): Add --warn-unresolved-symbols
5636 and --error-unresolved-symbols.
5637 * errors.cc (Errors::undefined_symbol): Implement
5638 --warn-unresolved-symbols.
5640 * options.h (class General_options): Add -z text and -z textoff.
5641 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5643 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5645 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5646 (Garbage_collection::cident_sections): New function.
5647 (Garbage_collection::add_cident_section): New function.
5648 (Garbage_collection::cident_sections_): New member.
5649 (gc_process_relocs): Add references to sections whose names are C
5651 * gold.h (cident_section_start_prefix): New constant.
5652 (cident_section_stop_prefix): New constant.
5653 (is_cident): New function.
5654 * layout.cc (Layout::define_section_symbols): Replace string constants
5655 with the newly defined constants.
5656 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5658 * testsuite/Makefile.am: Add gc_orphan_section_test.
5659 * testsuite/Makefile.in: Regenerate.
5660 * testsuite/gc_orphan_section_test.cc: New file.
5661 * testsuite/gc_orphan_section_test.sh: New file.
5663 2010-01-06 Ian Lance Taylor <iant@google.com>
5666 * options.h (class General_options): Add --warn-shared-textrel.
5667 * layout.cc (Layout::finish_dynamic_section): Implement
5668 --warn-shared-textrel.
5671 * options.h (class General_options): Add --warn-multiple-gp.
5673 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5675 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5676 $(THREADSLIB) and $(LIBDL).
5677 * Makefile.in: Rebuild.
5679 2010-01-06 Ian Lance Taylor <iant@google.com>
5682 * options.cc (General_options::parse_section_start): New function.
5683 (General_options::section_start): New function.
5684 (General_options::General_options): Initialize all members.
5685 * options.h: Include <map>
5686 (class General_options): Add --section-start. Add section_starts_
5688 * layout.cc (Layout::attach_allocated_section_to_segment): If
5689 --section-start was used, set the address of the segment. Remove
5690 local sort_sections.
5691 (Layout::relaxation_loop_body): If the address of the load segment
5692 has been set by --section-start, don't use it.
5693 * output.h (Output_segment::update_flags_for_output_section): New
5695 * output.cc (Output_segment::add_output_section): Call
5696 update_flags_for_output_section.
5698 2010-01-05 Ian Lance Taylor <iant@google.com>
5701 * options.h (class General_options): Add --undefined-version.
5702 * script.cc (struct Version_expression): Add was_matched_by_symbol
5704 (Version_script_info::matched_symbol): New function.
5705 (Version_script_info::get_symbol_version_helper): Call
5707 (Version_script_info::check_unmatched_names): New function.
5708 * script.h (class Version_script_info): Update declarations.
5709 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5711 * options.h (class General_options): Use DEFINE_bool_alias for
5712 allow_multiple_definition.
5713 * resolve.cc (Symbol_table::should_override): Don't test
5714 allow_multiple_definition.
5717 * options.h (class General_options): Add --cref.
5718 * main.cc (main): Print cref table if --cref. Don't close mapfile
5719 until after printing cref table.
5720 * cref.cc: Include "symtab.h".
5721 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5722 (Cref_table_compare::operator()): New function.
5723 (Cref_inputs::gather_cref): New function.
5724 (filecol): New static const.
5725 (Cref_inputs::print_cref): New function.
5726 (Cref::print_cref): New function.
5727 * cref.h: Include <cstdio>.
5728 (class Cref): Update declarations.
5729 * mapfile.h (Mapfile::file): New function.
5730 * object.h (class Object): Define Symbols. Declare virtual
5731 do_get_global_symbols.
5732 (Object::get_global_symbols): New function.
5733 * object.cc (Input_objects::add_object): Pass object to cref_ if
5735 (Input_objects::archive_start): Likewise.
5736 (Input_objects::archive_stop): Likewise.
5737 (Input_objects::print_cref): New function.
5738 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5739 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5741 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5743 * plugin.h (class Sized_pluginobj): Update declarations.
5745 2010-01-05 Ian Lance Taylor <iant@google.com>
5747 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5748 to is_default_version. Rename insdef to insdefault.
5749 (Symbol_table::add_from_relobj): Rename def to is_default_version
5750 and local to is_forced_local.
5751 (Symbol_table::add_from_pluginobj): Likewise.
5752 (Symbol_table::add_from_dynobj): Likewise.
5753 (Symbol_table::define_special_symbol): Rename insdef to
5756 2010-01-04 Ian Lance Taylor <iant@google.com>
5759 * options.h (class General_options): Add
5760 --allow-multiple-definition and -z muldefs.
5761 * resolve.cc (Symbol_table::should_override): Don't warn about a
5762 multiple symbol definition if --allow-multiple-definition or -z
5766 * options.h (class General_options): Add --add-needed and
5767 --copy-dt-needed-entries. Tweak --as-needed help entry.
5768 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5769 error if --copy-dt-needed-entries aka --add-needed is used and
5770 would cause a change in behaviour.
5773 * options.h (class General_options): Add -G as a short version of
5774 --shared. Add no-op options -assert, -g, and -i.
5776 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5778 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5779 check for .text or .gnu.linkonce.t sections.
5780 * icf.cc (Icf::find_identical_sections): Ditto.
5781 Change the detection for mangled function name within the section
5783 * icf.h (is_section_foldable_candidate): New function.
5785 2009-12-30 Ian Lance Taylor <iant@google.com>
5788 * options.h (class General_options): Permit two dashes with
5789 --retain-symbols-file.
5791 2009-12-30 Ian Lance Taylor <iant@google.com>
5794 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5795 don't put the file header and segment headers in the text
5799 * common.cc (Sort_commons::operator()): Stabilize sort when both
5801 (Symbol_table::do_allocate_commons_list): When allocating common
5802 symbols, skip a symbol which is no longer common.
5803 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5804 an object before checking its type.
5805 * testsuite/common_test_2.c: New file.
5806 * testsuite/common_test_3.c: New file.
5807 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5808 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5809 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5810 (common_test_2_pic.o, common_test_2.so): New targets.
5811 (common_test_3_pic.o, common_test_3.so): New targets.
5812 * testsuite/Makefile.in: Rebuild.
5815 * script.cc (read_input_script): If we see a new SECTIONS clause,
5816 and we have added an input section, give an error.
5817 * layout.h (class Layout): Add have_added_input_section function.
5818 Add have_added_input_section_ field.
5819 * layout.cc (Layout::Layout): Initialize
5820 have_added_input_section_.
5821 (Layout::layout): Set have_added_input_section_.
5822 (Layout::layout_eh_frame): Likewise.
5824 2009-12-30 Ian Lance Taylor <iant@google.com>
5827 * options.h (class General_options): Add --sort-common option.
5828 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5829 * common.cc (Sort_common): Add sort_order parameter to
5830 constructor. Add sort_order_ field.
5831 (Sort_commons::operator): Check sort_order_.
5832 (Symbol_table::allocate_commons): Determine the sort order.
5833 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5835 (Symbol_table::do_allocate_commons_list): Likewise.
5837 2009-12-30 Ian Lance Taylor <iant@google.com>
5840 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5841 symbols from this object, don't change the visibility of an
5843 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5845 2009-12-30 Ian Lance Taylor <iant@google.com>
5848 * script.h (class Version_script_info): Define Language enum.
5849 Update declarations. Define Glob, Exact, and Lookup types. Add
5850 new fields globals_, locals_, and is_finalized_.
5851 * script.cc: Various formatting fixes.
5852 (class Parser_closure): Change language_stack_ from a vector of
5853 std::string to one of Version_script_info::Language. Adjust all
5855 (class Lazy_demangler): Remove.
5856 (struct Version_expression): Change language from std::string to
5857 Version_script_info::Language.
5858 (Version_script_info::Version_script_info): New function.
5859 (Version_script_info::~Version_script_info): Don't call clear.
5860 (Version_script_info::finalize): New function.
5861 (Version_script_info::build_lookup_tables): New function.
5862 (Version_script_info::build_expression_list_lookup): New
5864 (Version_script_info::get_symbol_version_helper): Rewrite to use
5866 (Version_script_info::print_expression_list): Adjust to use
5867 Version_script_info::Language.
5868 (script_push_lex_into_version_mode): Check that the version script
5869 has not been finalized.
5870 (version_script_push_lang): Change language string to
5871 Version_script_info::Language.
5872 * options.cc (Command_line::version_script): New function.
5873 * options.h (class General_options): Add finalize_dynamic_list
5874 function. Change version_script from declaration to definition.
5875 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5876 * testsuite/version_script.map: Remove duplicate def of foo.
5877 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5879 * testsuite/Makefile.in: Rebuild.
5881 2009-12-30 Ian Lance Taylor <iant@google.com>
5884 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5885 if the input symbol index is 0, make the output symbol index 0.
5887 2009-12-30 Ian Lance Taylor <iant@google.com>
5890 * options.h (class General_options): Add -x/--discard-all.
5891 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5892 --discard-all. If the local symbol needs a dynamic entry, check
5893 that before handling --discard-locals.
5895 2009-12-30 Ian Lance Taylor <iant@google.com>
5898 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5900 (Output_segment::add_output_section): Don't change the flags if
5904 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5905 GNU hash table if they need a dynamic value. Otherwise, don't add
5906 them if they are defined in a dynamic object or are forced local.
5908 2009-12-29 Ian Lance Taylor <iant@google.com>
5911 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5912 .gnu.hash table for a 32-bit target.
5915 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5916 regular and a dynamic object only needs a dynamic symbol table
5917 entry if it is externally visible.
5920 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5921 constructor. Add global_offset_table_ field.
5922 (Target_i386::got_section): Set global_offset_table_.
5923 (Target_i386::do_finalize_sections): Set global_offset_table_
5925 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5926 in constructor. Add global_offset_table_ field.
5927 (Target_x86_64::got_section): Set global_offset_table_.
5928 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5931 * layout.cc (Layout::Layout): Initialize increase_relro_.
5932 (Layout::get_output_section): Add is_relro, is_last_relro, and
5933 is_first_non_relro parameters. Change all callers.
5934 (Layout::choose_output_section): Likewise.
5935 (Layout::add_output_section_data): Likewise.
5936 (Layout::make_output_section): Likewise.
5937 (Layout::set_segment_offsets): Clear increase_relro when using a
5939 * layout.h (class Layout): Add increase_relro method. Add
5940 increase_relro_ field. Update declarations.
5941 * output.cc (Output_section::Output_section): Initialize
5942 is_last_relro_ and is_first_non_relro_.
5943 (Output_segment::add_output_section): Group relro sections is
5944 do_sort is true. Handle is_last_relro and is_first_non_relro.
5945 (Output_segment::maximum_alignment): Remove relro handling.
5946 (Output_segment::set_section_addresses): Add increase_relro
5947 parameter. Change all callers. Add initial alignment to align
5948 relro sections on separate page. Remove old relro handling.
5949 (Output_segment::set_section_list_addresses): Remove in_relro
5950 parameter. Change all callers.
5951 (Output_segment::set_offset): Add increase parameter. Change all
5952 callers. Remove old relro handling.
5953 * output.h (class Output_section): Add new methods: is_last_relro,
5954 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5955 Add is_last_relro_ and is_first_non_relro_ fields.
5956 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5957 Create separate .got.plt section. Call increase_relro.
5958 * x86_64.cc (Target_x86_64::got_section): Likewise.
5959 * testsuite/relro_script_test.t: Add .got.plt.
5962 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5963 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5964 (Layout::finalize): Call set_dynamic_symbol_size.
5965 (Layout::set_dynamic_symbol_size): New function.
5966 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5967 set_dynamic_symbol_size.
5970 * output.h (class Output_section): Add is_entsize_zero_ field.
5971 * output.cc (Output_section::Output_section): Initialize
5973 (Output_section::set_entsize): If two different entsizes are
5974 requested, force it to zero.
5975 (Output_section::add_input_section): Set flags for .debug_str
5976 before updating section flags. Set entsize.
5977 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5978 and SHF_STRING if all input sections have those flags.
5980 2009-12-29 Rafael Espindola <espindola@google.com>
5982 * main.cc (main): Fix the sys time reporting.
5983 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5986 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5988 * options.cc (General_options::parse_version): Allow -v to exit
5989 without an error if there is nothing to link.
5991 2009-12-29 Ian Lance Taylor <iant@google.com>
5993 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5994 using a version of gcc before 4.1.
5995 * configure: Rebuild.
5997 2009-12-28 Chris Demetriou <cgd@google.com>
5999 * attributes.cc (Output_attributes_section_data::do_write): Use
6000 std::vector::front rather than std::vector::data.
6002 2009-12-28 Ian Lance Taylor <iant@google.com>
6004 * symtab.h (class Symbol_table): Add enum Defined.
6005 * resolve.cc (Symbol_table::should_override): Add defined
6006 parameter. Change all callers. Test whether object is NULL
6007 before calling a method on it.
6008 (Symbol_table::report_resolve_problem): Add defined parameter.
6010 (Symbol_table::should_override_with_special): Likewise.
6011 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6012 parameter. Change all callers.
6013 (Symbol_table::do_define_in_output_data): Likewise.
6014 (Symbol_table::define_in_output_segment): Likewise.
6015 (Symbol_table::do_define_in_output_segment): Likewise.
6016 (Symbol_table::define_as_constant): Likewise.
6017 (Symbol_table::do_define_as_constant): Likewise.
6018 * script.h (class Symbol_assignment): Add is_defsym parameter to
6019 constructor; change all callers.
6020 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6021 parameter. Change all callers. Add is_defsym_ field.
6022 (class Parser_closure): Add parsing_defsym parameter to
6023 constructor; change all callers. Add parsing_defsym accessor
6024 function. Add parsing_defsym_ field.
6026 2009-12-28 Ian Lance Taylor <iant@google.com>
6028 * gold.cc (queue_middle_tasks): Fix formatting.
6029 * object.cc (Relobj::is_section_name_included): Likewise.
6031 2009-12-23 Ian Lance Taylor <iant@google.com>
6033 * i386.cc (Target_i386::do_calls_non_split): Recognize
6034 -fsplit-stack prologue for a function with a static chain.
6035 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6036 -fsplit-stack prologue when using %r11.
6038 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6040 * options.cc (General_options::parse_version): Make -v continue and do
6041 the link like GNU ld does.
6043 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6045 * Makefile.am (CCFILES): Add timer.cc.
6046 (HFILES): Add timer.h.
6047 * configure.ac: Check for sysconf and times.
6048 * main.cc: include timer.h.
6049 (main): Use Timer instead of get_run_time.
6052 * workqueue.cc: include timer.h.
6053 (Workqueue::find_and_run_task):
6054 Report user, sys and wall time.
6055 * Makefile.in: Regenerate.
6056 * config.in: Regenerate.
6057 * configure: Regenerate.
6059 2009-12-16 Doug Kwan <dougkwan@google.com>
6061 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6063 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6064 relaxed input sections.
6065 * output.cc (Output_section::find_relaxed_input_section): Change
6066 return type to Output_relaxed_input_section pointer. Adjust code
6067 for new type of relaxed_input_section_map_.
6068 * output.h (Output_section::find_relaxed_input_section): Change
6069 return type to Output_relaxed_input_section pointer.
6070 (Output_section::Output_relaxed_input_section_by_input_section_map):
6072 (Output_section::relaxed_input_section_map_): Change type to
6073 Output_section::Output_relaxed_input_section_by_input_section_map.
6074 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6077 2009-12-15 Ian Lance Taylor <iant@google.com>
6079 * layout.cc (Layout::create_shstrtab): Only write out after input
6080 sections if we are compressing debug sections.
6082 2009-12-15 Ian Lance Taylor <iant@google.com>
6084 * archive.cc (Archive::add_symbols): Only look up a symbol without
6085 a version if there is, in fact, a version.
6087 2009-12-14 Ian Lance Taylor <iant@google.com>
6089 Revert -Wshadow changes, all changes from:
6090 2009-12-11 Doug Kwan <dougkwan@google.com>
6091 2009-12-11 Nick Clifton <nickc@redhat.com>
6092 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6094 2009-12-11 Doug Kwan <dougkwan@google.com>
6096 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6098 * attributes.cc (Object_attribute::size): Ditto.
6099 (Attributes_section_data::size): Ditto.
6100 (Attributes_section_data::Attributes_section_data): Ditto.
6101 (Output_attributes_section_data::do_write): Ditto.
6102 * attributes.h (Object_attribute::set_type): Ditto.
6103 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6105 2009-12-11 Nick Clifton <nickc@redhat.com>
6107 * archive.cc: Fix shadowed variable warnings.
6109 * compressed_output.cc: Likewise.
6110 * compressed_output.h: Likewise.
6111 * configure: Likewise.
6112 * dwarf_reader.cc: Likewise.
6113 * dynobj.cc: Likewise.
6114 * dynobj.h: Likewise.
6115 * ehframe.cc: Likewise.
6116 * ehframe.h: Likewise.
6117 * errors.cc: Likewise.
6118 * expression.cc: Likewise.
6119 * fileread.cc: Likewise.
6120 * fileread.h: Likewise.
6121 * freebsd.h: Likewise.
6122 * i386.cc: Likewise.
6124 * incremental.h: Likewise.
6125 * layout.cc: Likewise.
6126 * layout.h: Likewise.
6127 * mapfile.cc: Likewise.
6128 * merge.cc: Likewise.
6129 * merge.h: Likewise.
6130 * object.cc: Likewise.
6131 * object.h: Likewise.
6132 * options.h: Likewise.
6133 * output.cc: Likewise.
6134 * output.h: Likewise.
6135 * parameters.cc: Likewise.
6136 * plugin.cc: Likewise.
6137 * powerpc.cc: Likewise.
6138 * reduced_debug_output.cc: Likewise.
6139 * reduced_debug_output.h: Likewise.
6140 * reloc.cc: Likewise.
6141 * reloc.h: Likewise.
6142 * resolve.cc: Likewise.
6143 * script-sections.cc: Likewise.
6144 * script.cc: Likewise.
6145 * script.h: Likewise.
6146 * sparc.cc: Likewise.
6147 * symtab.cc: Likewise.
6148 * symtab.h: Likewise.
6149 * target-select.cc: Likewise.
6150 * target-select.h: Likewise.
6151 * token.h: Likewise.
6152 * workqueue.cc: Likewise.
6153 * workqueue.h: Likewise.
6154 * x86_64.cc: Likewise.
6156 2009-12-10 Doug Kwan <dougkwan@google.com>
6158 * arm.cc (attributes.h): New include.
6159 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6160 (Arm_relobj::~Arm_relobj): Delete object pointed by
6161 attributes_section_data_.
6162 (Arm_relobj::attributes_section_data): New method definition.
6163 (Arm_relobj::attributes_section_data_): New data member declaration.
6164 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6165 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6166 attributes_section_data_.
6167 (Arm_dynobj::attributes_section_data): New method definition.
6168 (Arm_dynobj::attributes_section_data_): New data member declaration.
6169 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6170 initialization value of may_use_blx_ to false.
6171 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6172 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6173 object attributes to compute results instead of hard-coding.
6174 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6175 Target_arm::get_secondary_compatible_arch,
6176 Target_arm::set_secondary_compatible_arch
6177 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6178 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6179 New method declarations.
6180 (Target_arm::get_aeabi_object_attribute): New method definition.
6181 (Target_arm::attributes_section_data_): New data member declaration.
6182 (read_arm_attributes_section): New template definition.
6183 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6184 (Arm_dynobj::do_read_symbols): Ditto.
6185 (Target_arm::do_finalize_sections): Merge attributes sections from
6186 input. Check for BLX use after attributes section merging.
6187 Fix __exidx_start and __exidx_end visibility. Create an
6188 .ARM.attributes section if necessary.
6189 (Target_arm::get_secondary_compatible_arch,
6190 Target_arm::set_secondary_compatible_arch,
6191 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6192 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6193 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6194 New method definitions.
6196 2009-12-09 Ian Lance Taylor <iant@google.com>
6198 * plugin.cc (Plugin::load): Don't cast from void* to a function
6201 2009-12-09 Ian Lance Taylor <iant@google.com>
6203 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6206 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6208 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6209 Replace two_file_shared_1.so with two_file_shared_2.so.
6210 * testsuite/Makefile.in: Regenerated.
6212 2009-12-08 Doug Kwan <dougkwan@google.com>
6214 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6215 (HFILES): Add attributes.h and int_encoding.h.
6216 * Makefile.in: Regenerate.
6217 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6218 function definitions to int_encoding.cc
6219 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6220 prototypes to int_encoding.h
6221 * reduced_debug_output.cc (int_encoding.h): New include.
6222 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6223 function definitions to int_encoding.cc
6224 (insert_into_vector, read_from_pointer): Move template definitions to
6226 * attributes.cc: New file.
6227 * attributes.h: New file.
6228 * int_encoding.cc: New file.
6229 * int_encoding.h: New file.
6231 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6234 * incremental-dump.cc (dump_incremental_inputs): New.
6235 (main): Use dump_incremental_inputs.
6237 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6240 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6241 checking elfcpp::STT_FUNC.
6242 (Target_i386::Relocate::relocate): Likewise.
6243 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6245 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6246 symbols from shared libraries into normal FUNC symbols.
6248 * symtab.h (Symbol): Add is_func and use it.
6250 2009-12-05 Doug Kwan <dougkwan@google.com>
6252 * arm.cc (Target_arm::arm_info): Initialize new fields
6253 attributes_section and attributes_vendor.
6254 * i386.cc (Target_i386::i386_info): Same.
6255 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6256 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6257 fields attributes_section and attributes_vendor.
6258 * sparc.cc (Target_sparc::sparc_info): Same.
6259 * target.h (Target::attributes_section, Target::attributes_vendor,
6260 Target::is_attributes_section, Target::attribute_arg_type,
6261 Target::attributes_order): New method definitions.
6262 (Target::Target_info::attributes_section,
6263 Target::Target_info::attributes_vendor): New fields.
6264 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6265 virtual method definitions.
6266 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6267 attributes_section and attributes_vendor.
6268 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6270 2009-12-05 Doug Kwan <dougkwan@google.com>
6272 * arm.cc: Update comments about interworking and stub generation.
6273 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6274 considered as non-PIC.
6275 (Arm_relocate_functions::base_abs): Fix formatting.
6276 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6277 of function to use GOT entry address instead of offset.
6278 (Target_arm::Scan::global): Issue an error if a symbol would need a
6279 PLT does not get one because it is untyped. Remove code to create
6280 dynamic symbols for relative branches.
6281 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6282 takes unsigned integer instead of boolean.
6284 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6286 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6287 (two_file_test_LDADD): Likewise.
6288 (common_test_1_LDADD): Likewise.
6289 (exception_test_LDADD) Likewise.
6290 (weak_test_LDADD): Likewise.
6291 (many_sections_test_LDADD): Likewise.
6292 (initpri1_LDADD): Likewise.
6293 (script_test_1_LDADD): Likewise.
6294 (script_test_2_LDADD): Likewise.
6295 (justsyms_LDADD): Likewise.
6296 (binary_test_LDADD): Likewise.
6297 (large_LDADD): Likewise.
6298 * testsuite/Makefile.in: Regenerated.
6300 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6302 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6303 (Symbol_table::override_with_special): Likewise.
6304 (Symbol_table::add_from_object): Likewise.
6306 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6308 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6309 Don't set the data_offset twice.
6311 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6313 * testsuite/Makefile.in: Regenerate.
6315 2009-12-03 Doug Kwan <dougkwan@google.com>
6317 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6318 (Target_arm::do_finalize_sections): Add parameter for symbol table
6319 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6320 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6321 parameter for symbol table pointer.
6322 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6323 an additional parameter for a pointer to symbol table.
6324 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6325 parameter for a symbol table pointer.
6326 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6327 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6329 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6330 parameter for a symbol table pointer.
6332 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6334 * incremental.cc (Incremental_inputs_header)
6335 (Incremental_inputs_header_write, Incremental_inputs_entry)
6336 (Incremental_inputs_entry_write): Move ...
6337 * incremental.h (Incremental_inputs_header)
6338 (Incremental_inputs_header_write, Incremental_inputs_entry)
6339 (Incremental_inputs_entry_write): here.
6341 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6343 * incremental.cc (make_sized_incremental_binary): Set the target.
6344 Error if it is incompatible.
6345 * output.h (Output_file): Add filename method.
6347 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6349 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6350 from the get_* methods.
6352 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6354 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6355 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6356 Write 0 for the data_offset of scripts.
6358 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6360 * testsuite/Makefile.am: Add the incremental_test.sh test.
6361 * testsuite/incremental_test.sh: New.
6362 * testsuite/incremental_test_1.c: New.
6363 * testsuite/incremental_test_2.c: New.
6365 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6367 * incremental-dump.cc (main): Fix typos.
6369 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6372 * incremental-dump.cc (main): Use llu to print 64 bit values.
6374 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6375 H.J. Lu <hongjiu.lu@intel.com>
6377 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6379 (incremental_dump_LDADD): Likewise.
6380 * Makefile.in: Regenerated.
6382 2009-11-25 Doug Kwan <dougkwan@google.com>
6386 2009-11-25 Doug Kwan <dougkwan@google.com>
6388 * arm.cc (Target_arm::Target_arm): Move method definition
6389 outside of class definition. Add code to handle
6390 --target1-rel, --target1-abs and --target2= options.
6391 (Target_arm::get_reloc_reloc_type): Change method to be
6392 non-static and const.
6393 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6394 New data member declaration.
6395 (Target_arm::Scan::local, Target_arm::Scan::global,
6396 Target_arm::Relocate::relocate,
6397 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6398 Adjust call to Target_arm::get_real_reloc_type.
6399 (Target_arm::get_real_reloc_type): Use command line options
6400 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6401 * options.h (--target1-rel, --target1-abs, --target2): New
6404 2009-11-25 Doug Kwan <dougkwan@google.com>
6406 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6407 class definition. Add code to handle --target1-rel, --target1-abs
6408 and --target2= options.
6409 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6411 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6413 (Target_arm::Scan::local, Target_arm::Scan::global,
6414 Target_arm::Relocate::relocate,
6415 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6416 call to Target_arm::get_real_reloc_type.
6417 (Target_arm::get_real_reloc_type): Use command line options to
6418 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6419 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6422 2009-11-25 Doug Kwan <dougkwan@google.com>
6424 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6425 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6426 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6428 (Arm_relocate_functions::thm_call): Replace body with a call to
6429 Arm_relocate_functions::thumb_branch_common.
6430 (Arm_relocate_functions::thm_jump24,
6431 Arm_relocate_functions::thm_xpc22): New method definitions.
6432 (Arm_relocate_functions::thumb_branch_common): New method definition.
6433 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6435 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6436 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6438 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6440 * Makefile.am: Build incremental-dump
6441 * Makefile.in: Regenerate.
6442 * incremental-dump.cc: New.
6443 * incremental.cc (Incremental_inputs_header_data,
6444 Incremental_inputs_entry_data): Move to incremental.h
6445 * incremental.h: (Incremental_inputs_header_data,
6446 Incremental_inputs_entry_data): Move from incremental.cc
6448 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6450 * incremental.cc (Incremental_inputs_header,
6451 Incremental_inputs_header_write, Incremental_inputs_entry,
6452 Incremental_inputs_entry_write): Add a typedef with the data type.
6454 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6456 * incremental.cc (Incremental_inputs_header,
6457 Incremental_inputs_header_write, Incremental_inputs_entry,
6458 Incremental_inputs_entry_write): Update comment about which
6459 type has the filed descriptions.
6461 2009-11-15 Doug Kwan <dougkwan@google.com>
6463 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6464 (Arm_relocate_functions::arm_branch_common): Change method defintion
6465 in class definition to a method declaration and update list of formal
6467 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6468 Arm_relocation_functions::jump24): Adjust call to
6469 Arm_relocate_functions::arm_branch_common. Update list of formal
6471 (Arm_relocate_functions::xpc25): New method definition.
6472 (Arm_relocate_functions::arm_branch_common): Move method defintion
6473 out from class definition. Use stubs for mode-switching and extending
6475 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6476 specially. Change code to enable use of stubs in ARM branches.
6478 2009-11-10 Doug Kwan <dougkwan@google.com>
6480 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6481 in method declaration.
6482 (Target_arm::relocate_stub): New method declaration.
6483 (Target_arm::default_target): Change to return a pointer instead of
6485 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6486 Target_arm::default_target.
6487 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6489 (Target_arm::relocate_section): Adjust view.
6490 (Target_arm::relocate_stub): New method definition.
6492 2009-11-10 Doug Kwan <dougkwan@google.com>
6494 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6496 * incremental.cc (open_incremental_binary): Initialized local
6497 variables to avoid warnings.
6498 * object.cc (make_elf_object): Ditto.
6499 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6502 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6505 * testsuite/plugin_test.c: Include "config.h".
6507 2009-11-09 Doug Kwan <dougkwan@google.com>
6509 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6510 (arm_symbol_value): Remove.
6511 (Arm_relocate_functions::arm_branch_common,
6512 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6513 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6514 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6515 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6516 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6517 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6518 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6519 Arm_relocate_functions::thm_mobw_abs_nc,
6520 Arm_relocate_functions::thm_mov_abs,
6521 Arm_relocate_functions::movw_prel_nc,
6522 Arm_relocate_functions::thm_movt_abs,
6523 Arm_relocate_functions::movt_prel,
6524 Arm_relocate_functions::thm_movw_prel_nc,
6525 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6526 (Target_arm::Relocate::relocate): Only decompose address into two
6527 parts if relocation type uses the thumb-bit and pass the actual
6528 bit instead of a flag indicating that the thumb-bit is used. Adjust
6529 calls to methods in Arm_relocate_functions for this change.
6531 2009-11-08 Ian Lance Taylor <iant@google.com>
6534 * reloc.cc: Instantiate
6535 Sized_relobj::initialize_input_to_output_maps and
6536 Sized_relobj:free_input_to_output_maps.
6538 2009-11-06 Ian Lance Taylor <iant@google.com>
6541 * defstd.cc (in_segment): Set only_if_ref true for "end".
6543 2009-11-06 Doug Kwan <dougkwan@google.com>
6545 * arm.cc (class Reloc_stub): Correct a comment.
6546 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6547 (Target_arm::scan_section_for_stubs): New method declaration.
6548 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6549 Change methods from private to protected.
6550 (Target_arm::do_may_relax): New method definition.
6551 (Target_arm::do_relax, Target_arm::group_sections,
6552 Target_arm::scan_reloc_for_stub,
6553 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6554 (Target_arm::arm_input_section_map_): New data member declaration.
6555 (Target_arm::scan_reloc_for_stub,
6556 Target_arm::scan_reloc_section_for_stubs,
6557 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6558 Target_arm::do_relax): New method definitions.
6560 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6562 * configure.ac: Check for (struct stat)::st_mtim
6563 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6564 * config.in: Regenerate.
6565 * configure: Regenerate.
6567 2009-11-05 Ian Lance Taylor <iant@google.com>
6570 * output.cc (Output_segment::add_output_section): Add missing
6573 2009-11-04 Ian Lance Taylor <iant@google.com>
6576 * object.h (class Object): Add is_needed and set_is_needed
6577 methods. Add is_needed_ field. Make bool fields into bitfields.
6578 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6579 defined in a dynamic object and referenced by a regular object,
6580 set is_needed for the dynamic object.
6581 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6582 if the file is marked with as_needed and it is not needed.
6584 2009-11-04 Ian Lance Taylor <iant@google.com>
6587 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6588 tags if data is discarded by linker script.
6589 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6590 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6591 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6592 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6594 2009-11-04 Ian Lance Taylor <iant@google.com>
6596 * layout.cc (Layout::get_output_section): Add is_interp and
6597 is_dynamic_linker_section parameters. Change all callers.
6598 (Layout::choose_output_section): Likewise.
6599 (Layout::make_output_section): Likewise.
6600 (Layout::add_output_section_data): Add is_dynamic_linker_section
6601 parameter. Change all callers.
6602 * layout.h (class Layout): Update declarations.
6603 * output.h (class Output_section): Add is_interp, set_is_interp,
6604 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6605 Add is_interp_, is_dynamic_linker_section_ fields. Change
6606 generate_code_fills_at_write_ to a bitfield.
6607 * output.cc (Output_section::Output_sections): Initialize new
6609 (Output_segment::add_output_section): Add do_sort parameter.
6612 2009-11-03 Ian Lance Taylor <iant@google.com>
6615 * options.h (class General_options): Add --warn-common.
6616 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6617 merging two common symbols.
6618 (Symbol_table::should_override): Handle --warn-common when merging
6619 a common symbol with a defined symbol. Use report_resolve_problem
6620 for multiple definitions.
6621 (Symbol_table::report_resolve_problem): New function.
6622 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6624 2009-11-03 Doug Kwan <dougkwan@google.com>
6626 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6628 (Target_arm::stub_factory): New method definition.
6629 (Target_arm::new_arm_input_section,
6630 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6631 Target_arm::reloc_uses_thumb_bit): New method declarations.
6632 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6633 New type definitions.
6634 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6635 member declarations.
6636 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6637 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6638 New method definitions.
6640 2009-11-03 Ian Lance Taylor <iant@google.com>
6642 * options.h (class General_options): Add --warn_constructors.
6644 2009-11-03 Ian Lance Taylor <iant@google.com>
6647 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6648 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6650 2009-11-03 Ian Lance Taylor <iant@google.com>
6653 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6654 --msgid-bugs-address.
6655 (install-pdf): New target.
6656 (install-data_yes): Look up one directory to find mkinstalldirs.
6658 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6660 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6663 2009-10-30 Doug Kwan <dougkwan@google.com>
6665 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6667 2009-10-30 Doug Kwan <dougkwan@google.com>
6669 * arm.cc (Stub_addend_reader): New struct template definition
6670 and partial specializations.
6671 (Stub_addend_reader::operator()): New method definition for a
6672 partially specialized template.
6674 2009-10-30 Doug Kwan <dougkwan@google.com>
6676 * arm.cc (Arm_relobj::processor_specific_flags): New method
6678 (Arm_relobj::do_read_symbols): New method declaration.
6679 (Arm_relobj::processor_specific_flags_): New data member declaration.
6680 (Arm_dynobj): New class definition.
6681 (Target_arm::do_finalize_sections): Add input_objects parameter.
6682 (Target_arm::do_adjust_elf_header): New method declaration.
6683 (Target_arm::are_eabi_versions_compatible,
6684 (Target_arm::merge_processor_specific_flags): New method declaration.
6685 (Target_arm::do_make_elf_object): New overloaded method definitions
6687 (Arm_relobj::do_read_symbols): New method definition.
6688 (Arm_dynobj::do_read_symbols): Ditto.
6689 (Target_arm::do_finalize_sections): Add input_objects parameters.
6690 Merge processor-specific flags from all input objects.
6691 (Target_arm::are_eabi_versions_compatible,
6692 Target_arm::merge_processor_specific_flags,
6693 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6694 New method definitions.
6695 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6696 Input_objects pointer type parameter.
6697 * layout.cc (Layout::finalize): Pass input objects to target's.
6698 finalize_sections function.
6699 * output.cc (Output_file_header::do_sized_write): Set ELF file
6700 header's processor-specific flags.
6701 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6702 Input_objects pointer type parameter.
6703 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6704 * target.h (Input_objects): New forward class declaration.
6705 (Target::processor_specific_flags,
6706 Target::are_processor_specific_flags_sect): New method definitions.
6707 (Target::finalize_sections): Add input_objects parameter.
6708 (Target::Target): Initialize processor_specific_flags_ and
6709 are_processor_specific_flags_set_.
6710 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6712 (Target::set_processor_specific_flags): New method definition.
6713 (Target::processor_specific_flags_,
6714 Target::are_processor_specific_flags_set_): New data member
6716 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6717 Input_objects pointer type parameter.
6719 2009-10-30 Doug Kwan <dougkwan@google.com>
6721 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6723 2009-10-28 Ian Lance Taylor <iant@google.com>
6725 * object.h (class Relobj): Drop options parameter from
6726 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6727 do_scan_relocs, do_relocate. Change all callers.
6728 (class Sized_relobj): Drop options parameters from
6729 do_gc_process_relocs, do_scan_relocs, do_relocate,
6730 do_relocate_sections, relocate_sections, emit_relocs_scan,
6731 emit_relocs_scan_reltype. Change all callers.
6732 (struct Relocate_info): Remove options field and all references to
6734 * reloc.h (class Read_relocs): Remove options constructor
6735 parameter and options_ field. Change all callers.
6736 (class Gc_process_relocs, class Scan_relocs): Likewise.
6737 (class Relocate_task): Likewise.
6738 * target-reloc.h (scan_relocs): Remove options parameter. Change
6740 (scan_relocatable_relocs): Likewise.
6741 * target.h (class Sized_target): Remove options parameter from
6742 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6744 * gc.h (gc_process_relocs): Remove options parameter. Change all
6746 * arm.cc: Update functions to remove options parameters.
6747 * i386.cc: Likewise.
6748 * powerpc.cc: Likewise.
6749 * sparc.cc: Likewise.
6750 * x86_64.cc: Likewise.
6751 * testsuite/testfile.cc: Likewise.
6753 2009-10-28 Doug Kwan <dougkwan@google.com>
6755 * arm.cc (Arm_relobj): New class definition.
6756 (Arm_relobj::scan_sections_for_stubs,
6757 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6758 New method definitions.
6760 2009-10-28 Cary Coutant <ccoutant@google.com>
6762 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6763 (Plugin::cleanup_done_): New member.
6764 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6765 (Plugin_manager::cleanup_done_): Remove.
6766 (Plugin_manager::add_input_file): Edit error message.
6767 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6768 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6770 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6772 * fileread.cc: (File_read::View::~View): Use the new
6773 data_ownership_ filed.
6774 (File_read::~File_read): Dispose the new whole_file_view_.
6775 (File_read::open): Mmap the whole file if needed.
6776 (File_read::open): Use whole_file_view_ instead of contents_.
6777 (File_read::find_view): Use whole_file_view_ if applicable.
6778 (File_read::do_read): Use whole_file_view_ instead of contents_.
6779 (File_read::make_view): Use whole_file_view_ instead of contents_,
6780 update File_read::View::View call.
6781 (File_read::find_or_make_view): Update File_read::View::View
6783 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6785 (File_read::View::Data_ownership): New enum.
6786 (File_read::View::View): Replace bool mapped_ with Data_ownership
6788 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6789 (File_read::View::data_ownership_): New field.
6790 (File_read::contents_): Remove (replaced by whole_file_view_).
6791 (File_read::whole_file_view_): New field.
6792 * options.h (class General_options): Add --keep-files-mapped.
6794 2009-10-27 Cary Coutant <ccoutant@google.com>
6796 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6797 * testsuite/Makefile.am (plugin_test_5): New test case.
6798 * testsuite/Makefile.in: Regenerate.
6800 2009-10-25 Doug Kwan <dougkwan@google.com>
6802 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6803 from private to protected to allow access by child class.
6804 (Sized_relobj::do_relocate_sections): New method declaration.
6805 (Sized_relobj::relocate_sections): Virtualize.
6806 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6807 Sized_relobj::relocate_sections. Instantiate template explicitly
6808 for different target sizes and endianity.
6810 2009-10-24 Doug Kwan <dougkwan@google.com>
6812 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6813 (Arm_input_section::as_arm_input_section): New method.
6814 (Arm_output_section): New class definition.
6815 (Arm_output_section::create_stub_group,
6816 Arm_output_section::group_sections): New method definitions.
6818 2009-10-22 Doug Kwan <dougkwan@google.com>
6820 * arm.cc (Arm_input_section): New class definition.
6821 (Arm_input_section::init, Arm_input_section:do_write,
6822 Arm_input_section::set_final_data_size,
6823 Arm_input_section::do_reset_address_and_file_offset): New method
6826 2009-10-21 Doug Kwan <dougkwan@google.com>
6828 * arm.cc (Stub_table, Arm_input_section): New forward class
6830 (Stub_table): New class defintion.
6831 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6832 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6833 New method definition.
6835 2009-10-21 Doug Kwan <dougkwan@google.com>
6837 * arm.cc: Update copyright comments.
6838 (Target_arm): New forward class template declaration.
6839 (Arm_address): New type.
6840 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6841 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6842 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6844 (Insn_template): Same.
6845 (DEF_STUBS): New macro.
6846 (Stub_type): New enum type.
6847 (Stub_template): New class definition.
6850 (Stub_factory): Same.
6851 (Target_arm::Target_arm): Initialize may_use_blx_ and
6852 should_force_pic_veneer_.
6853 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6854 Target_arm::should_force_pic_veneer,
6855 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6856 Target_arm::using_thumb_only, Target_arm:;default_target): New
6858 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6859 New data member declarations.
6860 (Insn_template::size, Insn_template::alignment): New method defintions.
6861 (Stub_template::Stub_template): New method definition.
6862 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6863 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6864 (Stub_factory::Stub_factory): New method definition.
6865 * gold.h (string_hash): New template.
6866 * output.h (Input_section_specifier::hash_value): Use
6868 (Input_section_specifier::string_hash): Remove.
6869 * stringpool.cc (Stringpool_template::string_hash): Use
6872 2009-10-20 Doug Kwan <dougkwan@google.com>
6874 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6875 symbols of relaxed input sections.
6876 * output.h (Output_section::find_relaxed_input_section): Make
6879 2009-10-16 Doug Kwan <dougkwan@google.com>
6881 * dynobj.cc (Versions::Versions): Initialize version_script_.
6882 Only insert base version symbol definition for a shared object
6883 if version script defines any version versions.
6884 (Versions::define_base_version): New method definition.
6885 (Versions::add_def): Check that base version is not needed.
6886 (Versions::add_need): Define base version lazily.
6887 * dynobj.h (Versions::define_base_version): New method declaration.
6888 (Versions::needs_base_version_): New data member declaration.
6889 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6890 (check_DATA): Add no_version_test.stdout.
6891 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6893 * testsuite/Makefile.in: Regenerate.
6894 * testsuite/no_version_test.c: New file.
6895 * testsuite/no_version_test.sh: Ditto.
6897 2009-10-16 Doug Kwan <dougkwan@google.com>
6899 * expression.cc (class Segment_start_expression): New class definition.
6900 (Segment_start_expression::value): New method definition.
6901 (script_exp_function_segment_start): Return a new
6902 Segment_start_expression.
6903 * gold/script-c.h (script_saw_segment_start_expression): New function
6905 * script-sections.cc (Script_sections::Script_sections): Initialize
6906 SAW_SEGMENT_START_EXPRESSION_ to false.
6907 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6908 and -Tbbs options to specify section addresses if given in
6909 command line and no SEGMENT_START expression is seen in a script.
6910 * script-sections.h (Script_sections::saw_segment_start_expression,
6911 Script_sections::set_saw_segment_start_expression): New method
6913 (Script_sections::saw_segment_start_expression_): New data member
6915 * script.cc (script_saw_segment_start_expression): New function.
6916 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6917 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6918 script_test_7.sh and script_test_8.sh.
6919 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6920 script_test_8.stdout.
6921 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6922 (script_test_6, script_test_6.stdout, script_test_7,
6923 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6924 * Makefile.in: Regenerate.
6925 * testsuite/script_test_6.sh: New file.
6926 * testsuite/script_test_6.t: Same.
6927 * testsuite/script_test_7.sh: Same.
6928 * testsuite/script_test_7.t: Same.
6929 * testsuite/script_test_8.sh: Same.
6931 2009-10-16 Doug Kwan <dougkwan@google.com>
6933 * output.cc (Output_segment::set_section_list_address): Cast
6934 expressions to unsigned long long type to avoid format warnings.
6936 2009-10-15 Ian Lance Taylor <iant@google.com>
6938 * script.cc (Script_options::add_symbol_assignment): Always add a
6939 dot assignment to script_sections_.
6940 * script-sections.cc (Script_sections::add_dot_assignment):
6941 Initialize if necessary.
6943 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6944 program headers with no load segment if there is a linker script.
6946 * layout.cc (Layout::set_segment_offsets): Align the file offset
6947 to the segment aligment for -N or -n with no load segment.
6948 * output.cc (Output_segment::add_output_section): Don't crash if
6949 the first section is a TLS section.
6950 (Output_segment::set_section_list_addresses): Print an error
6951 message if the address moves backward in a linker script.
6952 * script-sections.cc
6953 (Output_section_element_input::set_section_addresses): Don't
6954 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6955 (Orphan_output_section::set_section_addresses): Likewise.
6957 2009-10-15 Doug Kwan <dougkwan@google.com>
6959 * layout.cc (Layout::finish_dynamic_section): Generate tags
6960 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6961 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6962 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6964 2009-10-14 Ian Lance Taylor <iant@google.com>
6966 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6968 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6969 data_shdr fields of relinfo.
6970 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6971 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6972 R_386_TLS_LDO_32, adjust based on section flags.
6973 (Target_i386::Relocate::fix_up_ldo): Remove.
6975 2009-10-13 Ian Lance Taylor <iant@google.com>
6977 Add support for -pie.
6978 * options.h (class General_options): Add -pie and
6980 (General_options::output_is_position_independent): Test -pie.
6981 (General_options::output_is_executable): Return true if not shared
6982 and not relocatable.
6983 (General_options::output_is_pie): Remove.
6984 * options.cc (General_options::finalize): Reject incompatible uses
6986 * gold.cc (queue_middle_tasks): A -pie link is not static.
6987 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6988 * symtab.cc (Symbol::final_value_is_known): Return false if
6989 output_is_position_independent.
6990 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6991 output_is_position_independent.
6992 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6993 output_is_position_independent.
6994 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6995 output_is_position_independent.
6996 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6998 (basic_pie_test.o, basic_pie_test): New targets.
6999 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7000 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7001 (two_file_pie_test): New target.
7002 * testsuite/Makefile.in: Rebuild.
7003 * README: Remove note saying that -pie is not supported.
7005 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7007 * options.h (class General_options): Add -init and -fini.
7008 * layout.cc (Layout::finish_dynamic_section): Emit
7009 given init and fini functions.
7011 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7013 * gc.h (gc_process_relocs): Check if icf is enabled using new
7015 * gold.cc (queue_initial_tasks): Likewise.
7016 (queue_middle_tasks): Likewise.
7017 * object.cc (do_layout): Likewise.
7018 * symtab.cc (is_section_folded): Likewise.
7019 * main.cc (main): Likewise.
7020 * reloc.cc (Read_relocs::run): Likewise.
7021 (Sized_relobj::do_scan_relocs): Likewise.
7022 * icf.cc (is_function_ctor_or_dtor): New function.
7023 (Icf::find_identical_sections): Check if function is ctor or dtor when
7025 * options.h (General_options::icf): Change option to be an enum.
7026 (Icf_status): New enum.
7027 (icf_enabled): New method.
7028 (icf_safe_folding): New method.
7029 (set_icf_status): New method.
7030 (icf_status_): New variable.
7031 * (options.cc) (General_options::finalize): Set icf_status_.
7032 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7033 icf_test and icf_keep_unique_test to use the --icf enum flag.
7034 * testsuite/icf_safe_test.sh: New file.
7035 * testsuite/icf_safe_test.cc: New file.
7037 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7039 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7040 includes to gc.h and icf.h.
7041 * arm.cc: Include gc.h.
7042 * gold.cc: Likewise.
7043 * i386.cc: Likewise.
7044 * powerpc.cc: Likewise.
7045 * sparc.cc: Likewise.
7046 * x86_64.cc: Likewise.
7047 * gc.h: Include icf.h.
7049 2009-10-11 Ian Lance Taylor <iant@google.com>
7051 * plugin.cc: Include "gold.h" before other header files.
7053 2009-10-10 Chris Demetriou <cgd@google.com>
7055 * options.h (Input_file_argument::Input_file_type): New enum.
7056 (Input_file_argument::is_lib_): Replace with...
7057 (Input_file_argument::type_): New member.
7058 (Input_file_argument::Input_file_argument): Take Input_file_type
7059 'type' rather than boolean 'is_lib' as second argument.
7060 (Input_file_argument::is_lib): Use type_.
7061 (Input_file_argument::is_searched_file): New function.
7062 (Input_file_argument::may_need_search): Handle is_searched_file.
7063 * options.cc (General_options::parse_library): Support -l:filename.
7064 (General_options::parse_just_symbols): Update for Input_file_argument
7066 (Command_line::process): Likewise.
7067 * archive.cc (Archive::get_file_and_offset): Likewise.
7068 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7069 * script.cc (read_script_file, script_add_file): Likewise.
7070 * fileread.cc (Input_file::Input_file): Likewise.
7071 (Input_file::will_search_for): Handle is_searched_file.
7072 (Input_file::open): Likewise.
7073 * readsyms.cc (Read_symbols::get_name): Likewise.
7074 * testsuite/Makefile.am (searched_file_test): New test.
7075 * testsuite/Makefile.in: Regenerate.
7076 * testsuite/searched_file_test.cc: New file.
7077 * testsuite/searched_file_test_lib.cc: New file.
7079 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7080 Ian Lance Taylor <iant@google.com>
7082 * descriptor.cc: Include <cstdio> and "binary-io.h".
7083 (Descriptors::open): Open the files in binary mode always.
7084 * script.cc (Lex::get_token): Treat \r as whitespace.
7086 2009-10-09 Ian Lance Taylor <iant@google.com>
7088 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7090 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7091 Ian Lance Taylor <iant@google.com>
7093 * configure.ac: Check for readv function also.
7094 * fileread.cc (readv): Define if not HAVE_READV.
7095 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7097 * config.in: Regenerate.
7098 * configure: Regenerate.
7100 2009-10-09 Doug Kwan <dougkwan@google.com>
7102 * layout.cc (Layout::make_output_section): Call target hook to make
7103 ordinary output section.
7104 (Layout::finalize): Adjust parameter list of call the
7105 Target::may_relax().
7106 * layout.h (class Layout::section_list): New method.
7107 * merge.h (Output_merge_base::entsize): Change visibility to public.
7108 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7110 (Output_merge_string::do_is_string): New method.
7111 * object.cc (Sized_relobj::do_setup): renamed from
7112 Sized_relobj::set_up.
7113 * object.h (Sized_relobj::adjust_shndx,
7114 Sized_relobj::initializ_input_to_output_maps,
7115 Sized_relobj::free_input_to_output_maps): Change visibilities to
7117 (Sized_relobj::setup): Virtualize.
7118 (Sized_relobj::do_setup): New method declaration.
7119 (Sized_relobj::invalidate_section_offset,
7120 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7121 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7122 * options.cc (parse_int): New function.
7123 * options.h (parse_int): New declaration.
7124 (DEFINE_int): New macro.
7125 (stub_group_size): New option.
7126 * output.cc (Output_section::Output_section): Initialize memebers
7127 merge_section_map_, merge_section_by_properties_map_,
7128 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7129 (Output_section::add_input_section): Handled deferred code-fill
7130 generation and remove an old comment.
7131 (Output_section::add_relaxed_input_section): New method definition.
7132 (Output_section::add_merge_input_section): Use merge section by
7133 properties map to speed to search. Update merge section maps
7135 (Output_section::build_relaxation_map): New method definition.
7136 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7138 (Output_section::relax_input_section): Renamed to
7139 Output_section::convert_input_sections_to_relaxed_sections and change
7140 interface to take a vector of pointers to relaxed sections.
7141 (Output_section::find_merge_section,
7142 Output_section::find_relaxed_input_section): New method definitions.
7143 (Output_section::is_input_address_mapped,
7144 Output_section::output_offset, Output_section::output_address):
7145 Use output section data maps to speed up searching.
7146 (Output_section::find_starting_output_address): Add comments.
7147 (Output_section::do_write,
7148 Output_section::write_to_postprocessing_buffer): Do code-fill
7149 generation as appropriate.
7150 (Output_section::get_input_sections): Invalidate relaxed input section
7152 (Output_section::restore_states): Adjust type of checkpoint .
7153 Invalidate relaxed input section map.
7154 * output.h (Output_merge_base): New class declaration.
7155 (Input_section_specifier): New class defintion.
7156 (class Output_relaxed_input_section) Change base class to
7157 Output_section_data_build.
7158 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7159 base class initializer.
7160 (Output_section::add_relaxed_input_section): New method declaration.
7161 (Output_section::Input_section): Change visibility to protected.
7162 (Output_section::Input_section::relobj,
7163 Output_section::Input_section::shndx): Handle relaxed input sections.
7164 Output_section::input_sections) Change visibility to protected. Also
7165 define overload to return a non-const pointer.
7166 (Output_section::Merge_section_properties): New class defintion.
7167 (Output_section::Merge_section_by_properties_map,
7168 Output_section::Output_section_data_by_input_section_map,
7169 Output_section::Relaxation_map): New types.
7170 (Output_section::relax_input_section): Rename method to
7171 Output_section::convert_input_sections_to_relaxed_sections and change
7172 interface to take a vector of relaxed section pointers.
7173 (Output_section::find_merge_section,
7174 Output_section::find_relaxed_input_section,
7175 Output_section::build_relaxation_map,
7176 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7177 New method declarations.
7178 (Output_section::merge_section_map_
7179 Output_section::merge_section_by_properties_map_,
7180 Output_section::relaxed_input_section_map_,
7181 Output_section::is_relaxed_input_section_map_valid_,
7182 Output_section::generate_code_fills_at_write_): New data members.
7183 * script-sections.cc
7184 (Output_section_element_input::set_section_addresses): Call
7185 current_data_size and addralign methods of relaxed input sections.
7186 (Orphan_output_section::set_section_addresses): Call current_data_size
7187 and addralign methods of relaxed input sections.
7188 * symtab.cc (Symbol_table::compute_final_value): Extract template
7189 from the body of Symbol_table::sized_finalize_symbol.
7190 (Symbol_table::sized_finalized_symbol): Call
7191 Symbol_table::compute_final_value.
7192 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7193 (Symbol_table::compute_final_value): New templated method declaration.
7194 * target.cc (Target::do_make_output_section): New method defintion.
7195 * target.h (Target::make_output_section): New method declaration.
7196 (Target::relax): Add more parameters for input objects, symbol table
7197 and layout. Adjust call to do_relax.
7198 (Target::do_make_output_section): New method declaration.
7199 (Target::do_relax): Add parameters for input objects, symbol table
7202 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7204 * pread.c: Include stdio.h.
7206 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7208 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7211 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7213 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7214 Change read_shndx type to unsigned int.
7215 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7217 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7218 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7219 Change read_shndx type to unsigned int.
7220 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7222 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7223 * layout.cc (Layout::create_symtab_sections): Cast the result of
7224 local_symcount * symsize to off_t in the gold_assert.
7226 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7228 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7229 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7231 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7232 (Arm_relocate_functions::thm_abs5): New function.
7233 (Arm_relocate_functions::abs12): New function.
7234 (Arm_relocate_functions::abs16): New function.
7235 (Arm_relocate_functions::base_abs): New function.
7236 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7237 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7238 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7240 (Scan::global): Likewise.
7241 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7242 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7243 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7244 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7247 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7249 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7250 (Arm_relocate_functions::movt_prel): New function.
7251 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7252 (Arm_relocate_functions::thm_movt_prel): New function.
7253 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7254 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7255 (Scan::global, Relocate::relocate): Likewise.
7256 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7258 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7260 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7261 Incremental_checker.
7262 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7264 (class Incremental_inputs_header): New class.
7265 (Incremental_inputs_header_writer): Edit comment.
7266 (Incremental_inputs_entry): New class.
7267 (Incremental_inputs_entry_writer): Edit comment.
7268 (Sized_incremental_binary::do_find_incremental_inputs_section):
7269 Add *strtab_shndx parameter, fill it.
7270 (Sized_incremental_binary::do_check_inputs): New method.
7271 (Incremental_checker::can_incrementally_link_output_file): Use
7272 Sized_incremental_binary::check_inputs.
7273 (Incremental_inputs::report_command_line): Save command line in
7276 (Incremental_binary::find_incremental_inputs_section): New
7278 (Incremental_binary::do_find_incremental_inputs_section): Add
7279 strtab_shndx parameter.
7280 (Incremental_binary::do_check_inputs): New pure virtual method.
7281 (Sized_incremental_binary::do_check_inputs): Declare.
7282 (Incremental_checker::Incremental_checker): Add incremental_inputs
7283 parameter, use it to initialize incremental_inputs_.
7284 (Incremental_checker::incremental_inputs_): New field.
7285 (Incremental_checker::command_line): New method.
7286 (Incremental_checker::inputs): New method.
7287 (Incremental_checker::command_line_): New field.
7289 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7291 * incremental.cc: Include <cstdarg> and "target-select.h".
7292 (vexplain_no_incremental): New function.
7293 (explain_no_incremental): New function.
7294 (Incremental_binary::error): New method.
7295 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7297 (make_sized_incremental_binary): New function.
7298 (open_incremental_binary): New function.
7299 (can_incrementally_link_file): Add checks if output is ELF and has
7301 * incremental.h: Include "elfcpp_file.h" and "output.h".
7302 (Incremental_binary): New class.
7303 (Sized_incremental_binary): New class.
7304 (open_incremental_binary): Declare.
7305 * object.cc (is_elf_object): Use
7306 elfcpp::Elf_recognizer::is_elf_file.
7307 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7308 * output.h (Output_file::filesize): New method.
7310 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7312 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7314 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7315 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7317 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7319 (Arm_relocate_functions::movw_abs_nc): New function.
7320 (Arm_relocate_functions::movt_abs): New function.
7321 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7322 (Arm_relocate_functions::thm_movt_abs): New function.
7323 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7324 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7325 (Scan::global): Likewise.
7326 (Relocate::relocate): Likewise.
7327 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7329 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7331 * arm.cc (Arm_relocate_functions::got_prel) New function.
7332 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7333 (Relocate::relocate): Likewise.
7334 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7336 2009-10-06 Ian Lance Taylor <iant@google.com>
7338 * options.h (class General_options): Define
7339 split_stack_adjust_size parameter.
7340 * object.h (class Object): Add uses_split_stack_ and
7341 has_no_split_stack_ fields. Add uses_split_stack and
7342 has_no_split_stack accessor functions. Declare
7343 handle_split_stack_section.
7344 (class Reloc_symbol_changes): Define.
7345 (class Sized_relobj): Define Function_offsets. Declare
7346 split_stack_adjust, split_stack_adjust_reltype, and
7348 * object.cc (Object::handle_split_stack_section): New function.
7349 (Sized_relobj::do_layout): Call handle_split_stack_section.
7350 * dynobj.cc (Sized_dynobj::do_layout): Call
7351 handle_split_stack_section.
7352 * reloc.cc (Sized_relobj::relocate_sections): Call
7353 split_stack_adjust for executable sections in split_stack
7354 objects. Pass reloc_map to relocate_section.
7355 (Sized_relobj::split_stack_adjust): New function.
7356 (Sized_relobj::split_stack_adjust_reltype): New function.
7357 (Sized_relobj::find_functions): New function.
7358 * target-reloc.h: Include "object.h".
7359 (relocate_section): Add reloc_symbol_changes parameter. Change
7361 * target.h (class Target): Add calls_non_split method. Declare
7362 do_calls_non_split virtual method. Declare match_view and
7364 * target.cc: Include "elfcpp.h".
7365 (Target::do_calls_non_split): New function.
7366 (Target::match_view): New function.
7367 (Target::set_view_to_nop): New function.
7368 * gold.cc (queue_middle_tasks): Give an error if mixing
7369 split-stack and non-split-stack objects with -r.
7370 * i386.cc (Target_i386::relocate_section): Add
7371 reloc_symbol_changes parameter.
7372 (Target_i386::do_calls_non_split): New function.
7373 * x86_64.cc (Target_x86_64::relocate_section): Add
7374 reloc_symbol_changes parameter.
7375 (Target_x86_64::do_calls_non_split): New function.
7376 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7378 * powerpc.cc (Target_powerpc::relocate_section): Add
7379 reloc_symbol_changes parameter.
7380 * sparc.cc (Target_sparc::relocate_section): Add
7381 reloc_symbol_changes parameter.
7382 * configure.ac: Call AM_CONDITIONAL for the default target.
7383 * configure: Rebuild.
7384 * testsuite/Makefile.am (TEST_AS): New variable.
7385 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7386 (check_DATA): Add split_i386 and split_x86_64 files.
7387 (SPLIT_DEFSYMS): Define.
7388 (split_i386_[1234n].o): New targets.
7389 (split_i386_[124]): New targets.
7390 (split_i386_[1234r].stdout): New targets.
7391 (split_x86_64_[1234n].o): New targets.
7392 (split_x86_64_[124]): New targets.
7393 (split_x86_64_[1234r].stdout): New targets.
7394 (MOSTLYCLEANFILES): Add new executables.
7395 * testsuite/split_i386.sh: New file.
7396 * testsuite/split_x86_64.sh: New file.
7397 * testsuite/split_i386_1.s: New file.
7398 * testsuite/split_i386_2.s: New file.
7399 * testsuite/split_i386_3.s: New file.
7400 * testsuite/split_i386_4.s: New file.
7401 * testsuite/split_i386_n.s: New file.
7402 * testsuite/split_x86_64_1.s: New file.
7403 * testsuite/split_x86_64_2.s: New file.
7404 * testsuite/split_x86_64_3.s: New file.
7405 * testsuite/split_x86_64_4.s: New file.
7406 * testsuite/split_x86_64_n.s: New file.
7407 * testsuite/testfile.cc (Target_test): Update relocation_section
7409 * testsuite/Makefile.in: Rebuild.
7411 2009-10-06 Ian Lance Taylor <iant@google.com>
7413 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7414 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7415 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7416 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7417 the address on ldo_addrs_.
7418 (Target_i386::Relocate::fix_up_ldo): New function.
7420 2009-10-06 Rafael Espindola <espindola@google.com>
7422 * plugin.cc (add_input_library): New.
7423 (Plugin::load): Add add_input_library to tv.
7424 (Plugin_manager::add_input_file): Add the is_lib argument.
7425 (add_input_file): Update call to Plugin_manager::add_input_file.
7426 (add_input_library): New.
7427 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7429 2009-09-30 Doug Kwan <dougkwan@google.com>
7431 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7432 symbol and call Symbol::may_need_copy_reloc to determine if
7433 a copy reloc is needed.
7434 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7435 nocopyreloc is given in command line.
7436 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7437 given in command line.
7438 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7439 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7440 of the removed Target_i386::may_need_copy_reloc.
7441 * options.h (copyreloc): New option with default value false.
7442 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7443 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7444 instead of the removed Target_powerpc::may_need_copy_reloc.
7445 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7446 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7447 instead of the removed Target_sparc::may_need_copy_reloc.
7448 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7449 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7450 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7451 instead of the removed Target_x86_64::may_need_copy_reloc.
7453 2009-09-30 Ian Lance Taylor <iant@google.com>
7455 * object.h (class Object): Remove target_ field, and target,
7456 sized_target, and set_target methods.
7457 (Object::sized_target): Remove.
7458 (class Sized_relobj): Update declarations. Remove sized_target.
7459 * object.cc (Sized_relobj::setup): Remove target parameter.
7461 (Input_objects::add_object): Don't do anything with the target.
7462 (make_elf_sized_object): Add punconfigured parameter. Change all
7463 callers. Set or test parameter target.
7464 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7466 * parameters.cc (Parameters::set_target): Change parameter type to
7468 (Parameters::default_target): Remove.
7469 (set_parameters_target): Change parameter type to be non-const.
7470 (parameters_force_valid_target): New function.
7471 (parameters_clear_target): New function.
7472 * parameters.h (class Parameters): Update declarations. Remove
7473 default_target method. Add sized_target and clear_target
7474 methods. Change target_ to be non-const.
7475 (set_parameters_target): Update declaration.
7476 (parameters_force_valid_target): Declare.
7477 (parameters_clear_target): Declare.
7478 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7479 as NULL if we aren't searching.
7480 (Add_symbols::run): Don't check for compatible target.
7481 * fileread.cc (Input_file::open_binary): Call
7482 parameters_force_valid_target.
7483 * gold.cc (queue_middle_tasks): Likewise.
7484 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7485 set_target on object.
7486 * dynobj.h (class Sized_dynobj): Update declarations.
7487 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7488 make_elf_object returns NULL.
7489 (Archive::include_member): Don't check whether object target is
7491 * output.cc (Output_section::add_input_section): Get target from
7493 (Output_section::relax_input_section): Likewise.
7494 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7496 (Sized_relobj::do_scan_relocs): Likewise.
7497 (Sized_relobj::relocate_sections): Likewise.
7498 * resolve.cc (Symbol_table::resolve): Likewise.
7499 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7500 parameter. Change all callers.
7501 (Symbol_table::add_from_object): Get target from parameters.
7502 (Symbol_table::add_from_relobj): Don't check object target.
7503 (Symbol_table::add_from_dynobj): Likewise.
7504 (Symbol_table::define_special_symbol): Get target from
7506 * symtab.h (class Symbol_table): Update declaration.
7507 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7508 parameter. Change all callers. Clear parameter target.
7509 (Binary_test): Test target here.
7510 * testsuite/object_unittest.cc (gold_testsuite): Remove
7511 target_test_pointer parameter. Change all callers.
7512 (Object_test): Test target here.
7514 2009-09-26 Ian Lance Taylor <iant@google.com>
7516 * testsuite/initpri1.c: Don't try to use constructor priorities if
7517 compiling with gcc before 4.3.
7519 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7521 * testsuite/retain_symbols_file_test.sh (check_present): Change
7522 output file name to retain_symbols_file_test.stdout.
7523 (check_absent): Likewise.
7525 2009-09-18 Craig Silverstein <csilvers@google.com>
7527 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7528 * options.cc: Include <cerrno> and <fstream>.
7529 (General_options::finalize): Parse -retain-symbols-file tag.
7530 * options.h: New flag.
7531 (General_options): New method should_retain_symbol, new
7532 variable symbols_to_retain.
7533 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7534 should_retain_symbol map.
7535 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7536 * testsuite/Makefile.in: Regenerate.
7537 * testsuite/retain_symbols_file_test.sh: New file.
7539 2009-09-18 Nick Clifton <nickc@redhat.com>
7541 * po/es.po: Updated Spanish translation.
7543 2009-09-17 Doug Kwan <dougkwan@google.com>
7545 * debug.h (DEBUG_RELAXATION): New constant.
7546 (DEBUG_ALL): Add DEBUG_RELAXATION.
7547 (debug_string_to_enum): Add relaxation debug option.
7549 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7550 Layout::Relaxation_debug_check::read_sections,
7551 Layout::Relaxation_debug_check::read_sections): New method definitions.
7552 (Layout::Layout): Initialize data members
7553 record_output_section_data_from_scrips_,
7554 script_output_section_data_list_ and relaxation_debug_check_.
7555 (Layout::save_segments, Layout::restore_segments,
7556 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7557 Layout::relaxation_loop_body): New method definitions.
7558 (Layout::finalize): Support relaxation. Move section layout code to
7559 Layout::relaxation_loop_body.
7560 (Layout::set_asection_address_from_script): Move code for orphan
7561 section placement out.
7562 (Layout::place_orphan_sections_in_script): New method definition.
7563 * layout.h (Output_segment_headers, Output_file_header):
7564 New forward class declarations.
7565 (Layout::~Layout): Define.
7566 (Layout::new_output_section_data_from_script): New method definition.
7567 (Layout::place_orphan_sections_in_script): New method declaration.
7568 (Layout::Segment_states): New type declaration.
7569 (Layout::save_segments, Layout::restore_segments,
7570 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7571 Layout::relaxation_loop_body): New method declarations.
7572 (Layout::Output_section_data_list): New type declaration.
7573 (Layout::Relaxation_debug_check): New class definition.
7574 (Layout::record_output_section_data_from_script_,
7575 Layout::script_output_section_data_list_, Layout::segment_states_,
7576 Layout::relaxation_debug_check_): New data members.
7577 * output.cc: (Output_section_headers::do_size): New method definition.
7578 (Output_section_headers::Output_section_headers): Move size
7579 computation to Output_section_headers::do_size.
7580 (Output_segment_headers::do_size): New method definition.
7581 (Output_file_header::Output_file_header): Move size computation to
7582 Output_file_header::do_size and call it.
7583 (Output_file_header::do_size): New method definition.
7584 (Output_data_group::Output_data_group): Adjust call to
7585 Output_section_data.
7586 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7587 (Output_symtab_xindex::do_write): Add array bound check.
7588 (Output_section::Input_section::print_to_mapfile): Handle
7589 RELAXED_INPUT_SECTION_CODE.
7590 (Output_section::Output_section): Initialize data member checkpoint_.
7591 (Output_section::~Output_section): Delete checkpoint object pointed
7593 (Output_section::add_input_section): Always add an Input_section if
7595 (Output_section::add_merge_input_section): Add assert.
7596 (Output_section::relax_input_section): New method definition.
7597 (Output_section::set_final_data_size): Set load address to zero for
7598 an unallocated section.
7599 (Output_section::do_address_and_file_offset_have_reset_values):
7600 New method definition.
7601 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7602 Handle relaxed input section.
7603 (Output_section::sort_attached_input_sections): Checkpoint input
7604 section list lazily.
7605 (Output_section::get_input_sections): Change type of input_sections to
7606 list of Simple_input_section pointers. Checkpoint input section list
7607 lazily. Also handle relaxed input sections.
7608 (Output_section::add_input_section_for_script): Take a reference to
7609 a Simple_input_section object instead of Relobj pointer and section
7610 index as parameter. Handle relaxed input sections.
7611 (Output_section::save_states, Output_section::restore_states): New
7613 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7614 (Output_data::is_data_size_fixed): New method definition.
7615 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7617 (Output_data::address_and_file_offset_have_reset_values): New method
7619 (Output_data::do_address_and_file_offset_have_reset_values): New method
7621 (Output_data::set_data_size): Check that data size is not fixed.
7622 (Output_data::fix_data_size): New method definition.
7623 (Output_data::is_data_size_fixed_): New data member.
7624 (Output_section_headers::set_final_data_size): New method definition.
7625 (Output_section_headers::do_size): New method declaration.
7626 (Output_segment_headers::set_final_data_size): New method definition.
7627 (Output_segment_headers::do_size): New method declaration.
7628 (Output_file_header::set_final_data_size)::New method definition.
7629 (Output_file_header::do_size)::New method declaration.
7630 (Output_section_data::Output_section_data): Add new parameter
7631 is_data_size_fixed and use it to fix data size.
7632 (Output_data_const::Output_data_const): Adjust call to base class
7633 constructor and fix data size.
7634 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7635 base class constructor and fix data size.
7636 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7637 base class constructor and fix data size.
7638 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7639 class constructor and fix data size.
7640 (Output_data_group::set_final_data_size): New method definition.
7641 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7642 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7643 class constructor and fix data size.
7644 (Output_relaxed_input_section): New class definition.
7645 (Output_section::Simple_input_section): New class definition.
7646 (Output_section::get_input_sections): Adjust parameter list.
7647 (Output_section::add_input_section_for_script): Same.
7648 (Output_section::save_states, Output_section::restore_states,
7649 Output_section::do_address_and_file_offset_have_reset_values,
7650 (Output_section::Input_section::Input_section): Handle
7651 RELAXED_INPUT_SECTION_CODE. Add new overload for
7652 Output_relaxed_input_section.
7653 (Output_section::Input_section::is_input_section,
7654 Output_section::Input_section::set_output_section): Handle relaxed
7656 (Output_section::Input_section::is_relaxed_input_section,
7657 Output_section::Input_section::output_section_data,
7658 Output_section::Input_section::relaxed_input_section): New method
7660 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7662 (Output_section::Input_section::u1_): Update comments.
7663 (Output_section::Input_section::u2_): Add new union member poris.
7664 (Output_section::Checkpoint_output_section): New classs definition.
7665 (Output_section::relax_input_section): New method declaration.
7666 (Output_section::checkpoint_): New data member.
7667 (Output_segment): Update comments.
7668 (Output_segment::Output_segment): Un-privatize copy constructor.
7669 (Output_segment::operator=): Un-privatize.
7670 * script-sections.cc (Output_section_element::Input_section_list):
7671 Change element type to Output_section::Simple_input_section.
7672 (Output_section_element_dot_assignment::set_section_addresses):
7673 Register output section data for relaxation clean up.
7674 (Output_data_exression::Output_data_expression): Adjust call to base
7675 constructor to fix data size.
7676 (Output_section_element_data::set_section_addresses): Register
7677 Output_data_expression object for relaxation clean up.
7678 (struct Input_section_info): Replace Relobj pointer and section index
7679 pair with Output_section::Simple_input_section and Convert struct to a
7681 (Input_section_sorter::operator()): Adjust access to
7682 Input_section_info data member to use accessors.
7683 (Output_section_element_input::set_section_addresses): Use layout
7684 parameter. Adjust code to use Output_section::Simple_input_section
7685 and Input_secction_info classes. Register filler for relaxation
7687 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7688 and section index pair with Output_section::Simple_input_section
7689 class. Adjust code accordingly.
7690 (Phdrs_element::release_segment): New method definition.
7691 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7693 (Script_sections::release_segments): New method definition.
7694 * gold/script-sections.h (Script_sections::release_segments): New
7696 * gold/target.h (Target::may_relax, Target::relax,
7697 Target::do_may_relax, Target::do_relax): New method definitions.
7699 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7701 * arm.cc (has_signed_unsigned_overflow): New function.
7702 (Arm_relocate_functions::abs8): New function.
7703 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7704 (Target_arm::Scan::global): Likewise.
7705 (Target_arm::relocate::relocate): Likewise.
7706 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7709 2009-09-16 Cary Coutant <ccoutant@google.com>
7711 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7712 * testsuite/Makefile.in: Regenerate.
7714 2009-09-11 Nick Clifton <nickc@redhat.com>
7716 * po/gold.pot: Updated by the Translation project.
7718 2009-09-08 Cary Coutant <ccoutant@google.com>
7720 * output.cc (Output_file::open): Add execute permission to empty file.
7721 * testsuite/Makefile.am (permission_test): New test.
7722 * testsuite/Makefile.in: Regenerate.
7724 2009-09-02 Ian Lance Taylor <iant@google.com>
7726 * output.cc (Output_file::resize): Call map_no_anonymous rather
7729 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7731 * gold.cc: Include "incremental.h".
7732 (queue_initial_tasks): Call Incremental_checker methods.
7733 * incremental.cc: Include "output.h".
7734 (Incremental_checker::can_incrementally_link_output_file): New
7736 * incremental.h (Incremental_checker): New class.
7738 * output.cc (Output_file::open_for_modification): New method.
7739 (Output_file::map_anonymous): Changed return type to bool. Record
7741 (Output_file::map_no_anonymous): New method, broken out of map.
7742 (Output_file::map): Use map_no_anonymous and map_anonymous.
7743 * output.h (class Output_file): Update declarations.
7745 2009-08-24 Cary Coutant <ccoutant@google.com>
7747 * options.h (Command_line::Pre_options): New class.
7748 (Command_line::pre_options): New member.
7749 * options.cc (gold::options::ready_to_register): New variable.
7750 (One_option::register_option): Do nothing if not registering options.
7751 Assert if same short option registered twice.
7752 (General_options::General_options): Turn off option registration when
7754 (Command_line::Pre_options::Pre_options): New constructor.
7756 2009-08-24 Cary Coutant <ccoutant@google.com>
7758 * options.h (General_options::no_keep_memory): Remove incorrect
7761 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7763 * Makefile.am (am__skiplex, am__skipyacc): New.
7764 * Makefile.in: Regenerate.
7766 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7768 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7769 (INCLUDES): ... this.
7770 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7771 (AM_CPPFLAGS): Renamed from ...
7772 (INCLUDE): ... this.
7773 * Makefile.in, testsuite/Makefile.in: Regenerate.
7775 * Makefile.in: Regenerate.
7776 * aclocal.m4: Likewise.
7777 * config.in: Likewise.
7778 * configure: Likewise.
7779 * testsuite/Makefile.in: Likewise.
7781 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7782 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7783 * Makefile.in: Regenerate.
7784 * testsuite/Makefile.in: Regenerate.
7786 2009-08-19 Cary Coutant <ccoutant@google.com>
7788 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7789 symbols in shared libraries overridden by hidden or internal symbols
7790 in the main program.
7792 2009-08-19 Chris Demetriou <cgd@google.com>
7794 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7795 checking source file names in error messages.
7797 2009-08-18 Doug Kwan <dougkwan@google.com>
7799 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7800 an elcpp::Ehdr as parameter. Adjust call to set_target.
7801 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7802 an elfcpp::Ehdr as parameter.
7803 * object.cc (Object::set_target): Remove the version that looks up
7804 a target and sets it.
7805 (Sized_relobj::setup): Take a Target object instead of
7806 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7807 (make_elf_sized_object): Find target and ask target to
7809 * object.h: (Object::set_target): Remove the version that looks up
7810 a target and sets it.
7811 (Sized_relobj::setup): Take a Target object instead of
7812 an elfcpp:Ehdr as parameter.
7813 * target.cc: Include dynobj.h.
7814 (Target::do_make_elf_object_implementation): New.
7815 (Target::do_make_elf_object): New.
7816 * target.h (Target::make_elf_object): New template declaration.
7817 (Target::do_make_elf_object): New method declarations.
7818 (Target::do_make_elf_object_implementation): New template declaration.
7820 2009-08-14 Ian Lance Taylor <iant@google.com>
7822 * gold.h (FUNCTION_NAME): Define.
7823 (gold_unreachable): Use FUNCTION_NAME.
7825 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7827 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7828 symbol in the --keep-unique list is not found.
7830 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7832 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7833 been maked as --keep-unique.
7834 (Icf::unfold_section): New function.
7835 * icf.h (Icf::unfold_section): New function.
7836 * options.h (General_options::keep_unique): New option.
7837 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7838 * testsuite/Makefile.in: Regenerate.
7839 * testsuite/icf_keep_unique_test.sh: New file.
7840 * testsuite/icf_keep_unique_test.cc: New file.
7842 2009-08-12 Cary Coutant <ccoutant@google.com>
7845 * resolve.cc (Symbol_table::resolve): Check for references from
7846 dynamic objects to hidden and internal symbols.
7847 * testsuite/Makefile.am (hidden_test.sh): New test.
7848 * testsuite/Makefile.in: Regenerate.
7849 * testsuite/hidden_test.sh: New script.
7850 * testsuite/hidden_test_1.c: New test source.
7851 * testsuite/hidden_test_main.c: New test source.
7853 2009-08-11 Doug Kwan <dougkwan@google.com>
7855 * arm.cc: Update comments.
7856 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7857 segment to locate the .ARM.exidx section if present.
7859 2009-08-09 Doug Kwan <dougkwan@google.com>
7861 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7864 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7865 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7868 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7870 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7871 valid tls_segment only for non-debug-section relocations.
7872 * testsuite/Makefile.am: Add gc_tls_test.
7873 * testsuite/Makefile.in: Regenerate.
7874 * testsuite/gc_tls_test.cc: New file.
7875 * testsuite/gc_tls_test.sh: New file.
7877 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7881 * Makefile.am (CCFILES): Add icf.cc.
7883 * Makefile.in: Regenerate.
7884 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7885 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7886 section, symbol and addend information for the relocs.
7887 * gold.cc (queue_middle_tasks): Call identical code folding.
7888 * gold.h: Add defines for multimap.
7889 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7890 to the call of finalize_local_symbols.
7891 * main.cc (main): Create object of class Icf.
7892 * object.cc (Sized_relobj::do_layout): Allow this function to be
7893 called twice during icf.
7894 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7895 to sections marked as identical by icf.
7896 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7898 (Sized_relobj::do_section_entsize): New function.
7899 * object.h (Object::section_entsize): New function.
7900 (Object::do_section_entsize): New pure virtual function.
7901 (Relobj::finalize_local_symbols): Add new parameter.
7902 (Relobj::do_section_entsize): New function.
7903 * options.h (General_options::icf): New option.
7904 (General_options::icf_iterations): New option.
7905 (General_options::print_icf_sections): New option.
7906 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7907 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7908 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7910 * symtab.cc (Symbol_table::is_section_folded): New function.
7911 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7912 to sections marked as identical by icf.
7913 * symtab.h (Symbol_table::set_icf): New function.
7914 (Symbol_table::icf): New function.
7915 (Symbol_table::is_section_folded): New function.
7916 (Symbol_table::icf_): New data member.
7917 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7918 * testsuite/Makefile.am: Add commands to build icf_test.
7919 * testsuite/Makefile.in: Regenerate.
7920 * testsuite/icf_test.sh: New file.
7921 * testsuite/icf_test.cc: New file.
7923 2009-07-24 Chris Demetriou <cgd@google.com>
7925 * layout.cc (is_compressible_debug_section): Fix incorrect
7926 comment about compressed section names.
7928 2009-07-20 Ian Lance Taylor <ian@airs.com>
7931 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7933 2009-07-16 Ian Lance Taylor <iant@google.com>
7936 * layout.h: #include <map>.
7937 (class Kept_section): Change from struct to class. Add accessors
7938 and setters. Add section size to Comdat_group mapping. Change
7939 Comdat_group to std::map. Add is_comdat_ field. Add
7940 linkonce_size field in union.
7941 (class Layout): Update declaration of find_or_add_kept_section.
7942 Don't declare find_kept_object.
7943 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7944 parameter. Add object, shndx, is_comdat, and is_group_name
7945 parameters. Change all callers. Adjust for new Kept_section.
7946 (Layout::find_kept_object): Remove.
7947 * object.cc (Sized_relobj::include_section_group): Update use of
7948 Kept_section. Rename secnum to shndx. Only record
7949 Kept_comdat_section if sections are the same size.
7950 (Sized_relobj::include_linkonce_section): Update use of
7951 Kept_section. Only record Kept_comdat_section if sections are the
7952 same size. Set size of linkonce section.
7953 (Sized_relobj::map_to_kept_section): Update call to
7954 get_kept_comdat_section.
7955 * object.h (class Sized_relobj): Rename fields in
7956 Kept_comdat_section to drop trailing underscores; change object
7957 field to Relobj*. Change Kept_comdat_section_table to store
7958 struct rather than pointer.
7959 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7960 Add kept_object and kept_shndx parameters. Change all callers.
7961 (Sized_relobj::get_kept_comdat_section): Change return type to
7962 bool. Add kept_object and kept_shndx parameters. Change all
7964 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7965 Layout::find_or_add_kept_section.
7967 2009-07-09 Ian Lance Taylor <iant@google.com>
7969 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7970 Reserve space in the hash table.
7972 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7974 * fileread.cc (File_read::get_mtime): New method.
7975 * fileread.h (Timespec): New structure.
7976 (File_read::get_mtime): New method.
7977 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7978 Renamed from timestamp_nsec.
7979 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7981 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7983 (Incremental_inputs::report_archive): Save mtime; style fix.
7984 (Incremental_inputs::report_obejct): Save mtime; style fix.
7985 (Incremental_inputs::report_script): Save mtime; style fix.
7986 (Incremental_inputs::finalize_inputs): Style fix.
7987 (Incremental_inputs::finalize): Style fix.
7988 (Incremental_inputs::create_input_section_data): Store inputs
7990 * incremental.h (Incremental_inputs::report_script): Add mtime
7992 (Incremental_inputs::Input_info::Input_info): Intialize only one
7994 (Incremental_inputs::Input_info::archive): Move to nameless
7996 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7997 (Incremental_inputs::Input_info::script): Move to nameless union.
7998 (Incremental_inputs::mtime): New field.
7999 * script.cc (read_input_script): Pass file mtime to
8001 * script.h (Script_info::inputs): Style fix.
8003 2009-07-01 Ian Lance Taylor <ian@airs.com>
8005 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8008 2009-06-24 Ian Lance Taylor <iant@google.com>
8011 * layout.cc (Layout::choose_output_section): If we find an
8012 existing section, update the flags.
8013 (Layout::create_notes): New function, broken out of
8015 (Layout::finalize): Don't create note sections.
8016 (Layout::create_note): Don't crash if linker script discards
8018 (Layout::create_gold_note): Likewise.
8019 (Layout::create_build_id): Likewise. Don't set
8020 after_input_sections on the section.
8021 (Layout::create_executable_stack_info): Remove target parameter.
8023 * layout.h (class Layout): Declare create_notes. Update
8024 declaration of create_executable_stack_info.
8025 * gold.cc (queue_middle_tasks): Call create_notes.
8026 * output.cc (Output_section::update_flags_for_input_section): Move
8027 here from output.h. If SHF_ALLOC flag is newly set, mark address
8029 * output.h (Output_data::mark_address_invalid): New function.
8030 (class Output_section): Only declare, not define,
8031 update_flags_for_input_section. Remove set_flags.
8033 2009-06-24 Ian Lance Taylor <iant@google.com>
8035 * script-sections.cc (Output_section_definition::
8036 set_section_addresses): Rename shadowing local load_address to
8039 2009-06-24 Ian Lance Taylor <iant@google.com>
8042 * reloc.cc (relocate_sections): Skip empty relocation sections.
8044 2009-06-23 Ian Lance Taylor <iant@google.com>
8047 * layout.cc (Layout::create_note): Use choose_output_section
8048 rather than make_output_section.
8050 2009-06-23 Ian Lance Taylor <iant@google.com>
8053 * options.cc (General_options::parse_V): Set printed_version_.
8054 (General_options::General_options): Initialize printed_version_.
8055 * options.h (class General_options): Add printed_version_ field.
8056 * gold.cc (queue_initial_tasks): If there are no input files,
8057 don't give a fatal error if we printed the version information.
8058 (queue_middle_tasks): If using -r with a shared object, give a
8059 fatal error rather than an ordinary error.
8061 2009-06-23 Ian Lance Taylor <iant@google.com>
8064 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8065 (Layout::make_output_section): Set have_stabstr_section_ if we see
8066 a .stab*str section.
8067 (Layout::finalize): Call link_stabs_sections.
8068 (Layout::link_stabs_sections): New file.
8069 * layout.h (class Layout): Add have_stabstr_section_ field.
8070 Declare link_stabs_sections.
8072 2009-06-23 Doug Kwan <dougkwan@google.com>
8074 * Makefile.am (libgold_a_LIBADD): New.
8075 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8076 * Makefile.in: Regenerate.
8077 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8078 * configure: Regenerate.
8079 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8080 * fileread.cc: Include sys/state.h
8081 * gold.h: Declare memmem and strndup if found missing.
8082 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8084 2009-06-23 Ian Lance Taylor <iant@google.com>
8086 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8087 * configure: Rebuild.
8089 2009-06-23 Ian Lance Taylor <iant@google.com>
8092 * object.cc (Object::section_contents): Don't try to get a view if
8093 the section has length zero.
8094 (Object::handle_gnu_warning_section): If the section is empty, use
8095 the name of the section as the warning.
8097 2009-06-23 Ian Lance Taylor <iant@google.com>
8100 * stringpool.h (class Stringpool_template): Add optimize_ field.
8101 (Stringpool_template::set_optimize): New function.
8102 * stringpool.cc (Stringpool_template::Stringpool_template):
8103 Initialize optimize_ field.
8104 (Stringpool_template::set_string_offsets): Test local optimize
8105 fild rather than parameter.
8106 * layout.cc (Layout::Layout): Call set_optimize on the section
8109 2009-06-22 Ian Lance Taylor <iant@google.com>
8112 * yyscript.y: Parse TARGET.
8113 * script.cc (script_set_target): New function.
8114 * script-c.h (script_set_target): Declare.
8115 * options.cc (General_options::string_to_object_format): Rename
8116 from string_to_object_format in anonymous namespace. Change
8118 * options.h (class General_options): Declare
8119 string_to_object_format.
8121 2009-06-22 Ian Lance Taylor <iant@google.com>
8123 * script-sections.cc (Script_sections::create_segments): Don't put
8124 program headers in a PT_LOAD segment if -n or -N.
8126 2009-06-22 Ian Lance Taylor <iant@google.com>
8129 * options.h (class General_options): Add -z lazy and -z now. Sort
8130 -z options into alphabetical order.
8131 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8133 2009-06-21 Ian Lance Taylor <iant@google.com>
8135 * layout.cc (Layout::make_output_section): Call
8136 Target::new_output_section.
8137 (Layout::attach_allocated_section_to_segment): Put large section
8138 sections in a separate load segment with the large segment flag
8140 (Layout::segment_precedes): Sort large data segments after other
8142 (align_file_offset): New static function.
8143 (Layout::set_segment_offsets): Use align_file_offset.
8144 * output.h (class Output_section): Add is_small_section_ and
8145 is_large_section_ fields.
8146 (Output_section::is_small_section): New function.
8147 (Output_section::set_is_small_section): New function.
8148 (Output_section::is_large_section): New function.
8149 (Output_section::set_is_large_section): New function.
8150 (Output_section::is_large_data_section): New function.
8151 (class Output_segment): Add is_large_data_segment_ field.
8152 (Output_segment::is_large_data_segment): New function.
8153 (Output_segment::set_is_large_data_segment): New function.
8154 * output.cc (Output_section::Output_section): Initialize new
8156 (Output_segment::Output_segment): Likewise.
8157 (Output_segment::add_output_section): Add assertion that large
8158 data sections always go in large data segments. Force small data
8159 sections to the end of the list of data sections. Force small BSS
8160 sections to the start of the list of BSS sections. For large BSS
8161 sections to the end of the list of BSS sections.
8162 * symtab.h (class Symbol): Declare is_common_shndx.
8163 (Symbol::is_defined): Check Symbol::is_common_shndx.
8164 (Symbol::is_common): Likewise.
8165 (class Symbol_table): Define enum Commons_section_type. Update
8166 declarations. Add small_commons_ and large_commons_ fields.
8167 * symtab.cc (Symbol::is_common_shndx): New function.
8168 (Symbol_table::Symbol_table): Initialize new fields.
8169 (Symbol_table::add_from_object): Put small and large common
8170 symbols in the right list.
8171 (Symbol_table::sized_finalized_symbol): Check
8172 Symbol::is_common_shndx.
8173 (Symbol_table::sized_write_globals): Likewise.
8174 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8175 common symbol lists. Don't call do_allocate_commons_list if the
8177 (Symbol_table::do_allocate_commons_list): Remove is_tls
8178 parameter. Add comons_section_type parameter. Change all
8179 callers. Handle small and large common symbols.
8180 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8181 Symbol::is_common_shndx.
8182 * resolve.cc (symbol_to_bits): Likewise.
8183 * target.h (Target::small_common_shndx): New function.
8184 (Target::small_common_section_flags): New function.
8185 (Target::large_common_shndx): New function.
8186 (Target::large_common_section_flags): New function.
8187 (Target::new_output_section): New function.
8188 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8189 small_common_section_flags, and large_common_section_flags
8191 (Target::do_new_output_section): New virtual function.
8192 * arm.cc (Target_arm::arm_info): Initialize new fields.
8193 * i386.cc (Target_i386::i386_info): Likewise.
8194 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8196 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8197 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8198 (Target_x86_64::do_new_output_section): New function.
8199 * configure.ac: Define conditional MCMODEL_MEDIUM.
8200 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8201 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8202 (large_LDFLAGS): Define.
8203 * testsuite/large.c: New file.
8204 * testsuite/testfile.cc (Target_test::test_target_info):
8205 Initialize new fields.
8206 * configure, testsuite/Makefile.in: Rebuild.
8208 2009-06-05 Doug Kwan <dougkwan@google.com>
8210 * Makefile.am (CCFILES): Add target.cc.
8211 * Makefile.in: Regenerate.
8212 * i386.cc (class Target_i386): Define new virtual method to
8213 override do_is_local_label_name in parent.
8214 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8215 local symbols if --discard-locals or -X is given.
8216 * options.h (class General_options): Declare new options
8217 '--discard-locals' and '-X' for discarding locals.
8218 * target.h (class Target): Define new methods is_local_label_name.
8219 Declare new virtual method do_is_local_label_name.
8220 * target.cc: New file.
8221 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8222 (check_SCRIPTS): Add discard_locals_test.sh.
8223 (check_DATA): Add discard_local_tests.syms.
8224 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8225 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8226 * testsuite/Makefile.in: Regenerate.
8227 * testsuite/discard_locals_test.c: New file.
8228 * testsuite/discard_locals_test.sh: Same.
8230 2009-06-05 Doug Kwan <dougkwan@google.com>
8232 * object.cc (Sized_relobj::Sized_relobj): Initialize
8233 discarded_eh_frame_shndx_ to -1U.
8234 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8236 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8237 a discarded .eh_frame section.
8238 (Sized_relobj::do_finalize_local_symbols): Ditto.
8239 * object.h (class Sized_relobj): Declare new member
8240 discarded_eh_frame_shndx_.
8241 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8242 (local_labels_test.o, local_labels_test): New rules.
8243 * testsuite/Makefile.in: Regenerate.
8245 2009-06-04 Doug Kwan <dougkwan@google.com>
8247 * layout.cc (Layout::section_name_mapping): Add mapping for
8248 special ARM sections.
8250 2009-06-03 Doug Kwan <dougkwan@google.com>
8252 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8253 (utils::has_overflow): Same.
8255 2009-06-03 Ian Lance Taylor <iant@google.com>
8257 * layout.cc (Layout::section_name_mapping): New array, replacing
8258 Layout::linkonce_mapping.
8259 (Layout::section_name_mapping_count): New variable, replacing
8260 Layout::linkonce_mapping_count.
8261 (Layout::linkonce_output_name): Remove.
8262 (Layout::output_section_name): Rewrite.
8263 * layout.h (class Layout): Rename Linkonce_mapping to
8264 Section_name_mapping, linkonce_mapping to section_name_mapping,
8265 linkonce_mapping_count to section_name_mapping_count. Don't
8266 declare linkonce_output_name.
8268 2009-06-03 Doug Kwan <dougkwan@google.com>
8270 * gold/arm.cc (namespace utils): New.
8271 (Target_arm::reloc_is_non_pic): Define new method.
8272 (class Arm_relocate_functions): New.
8273 (Target_arm::Relocate::relocate): Handle relocation types used by
8276 2009-06-03 Ian Lance Taylor <iant@google.com>
8278 * arm.cc (Target_arm::scan::global): Use || instead of |.
8280 2009-06-02 Doug Kwan <dougkwan@google.com>
8282 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8283 issued_non_pic_error_.
8284 (class Target_arm::Scan): Declare new method check_non_pic.
8285 Define new method symbol_needs_plt_entry.
8286 Declare new data member issued_non_pic_error_.
8287 (class Target_arm::Relocate): Declare new method
8288 should_apply_static_reloc.
8289 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8290 (Target_arm::Scan::check_non_pic): Define new method.
8291 (Target_arm::Scan::local): Handle a small subset of reloc types used
8293 (Target_arm::Scan::local): Same.
8294 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8296 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8298 * incremental.cc (Incremental_inputs::report_command_line): Filter
8299 out --incremental-* options.
8301 2009-05-29 Doug Kwan <dougkwan@google.com>
8303 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8305 (class Target_arm): Update comment.
8306 (Target_arm::Target_arm): Initialize new data members GOT_,
8307 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8308 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8309 and Target_arm::rel_dyn_section.
8310 Declare new_enum Target_arm::Got_type.
8311 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8313 Update commments for member do_dynsym_value.
8314 (Target_arm::got_size, Target_arm::plt_section,
8315 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8316 new methods inside class defintion.
8317 (Target_arm::got_section): Define new method.
8318 (Target_arm::rel_dyn_section): Same.
8319 (Output_data_plt_arm): New template class.
8320 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8321 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8322 (Output_data_plt_arm::add_entry): Same.
8323 (Output_data_plt_arm::first_plt_entry): Define new
8324 static data member for PLT instruction template.
8325 (Output_data_plt_arm::plt_entry): Same.
8326 (Output_data_plt_arm::do_write): Define new method.
8327 (Target_arm::make_plt_entry): Same.
8328 (Target_arm::do_finalize_sections): Same.
8329 (Target_arm::do_dynsym_value): Same.
8331 2009-05-28 Doug Kwan <dougkwan@google.com>
8333 * Makefile.am (TARGETSOURCES): Add arm.cc.
8334 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8335 * Makefile.in: Regenerate.
8337 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8339 2009-05-26 Doug Kwan <dougkwan@google.com>
8341 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8342 (General_options::check_excluded_libs): Strip off directories in
8343 archive name before matching like GNU ld does.
8344 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8345 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8346 (exclude_libs_test_LDFLAGS): Add linker option
8347 -Wl,--exclude-libs,libexclude_libs_test_3
8348 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8349 an explicit archive without using -l.
8350 (alt/libexclude_libs_test_3.a): New make rule.
8351 * testsuite/Makefile.in: Regenerate.
8352 * testsuite/exclude_libs_test.c : Declare lib3_default().
8354 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8355 * exclude_libs_test_3.c: New file.
8357 2009-05-26 Nick Clifton <nickc@redhat.com>
8359 * po/id.po: New Indonesian translation.
8360 * po/gold.pot: Updated template file.
8362 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8364 * testsuite/Makefile.am: Add -ffunction-sections to compile
8365 gc_comdat_test files. Add -Wl,--gc-sections to build
8367 * testsuite/Makefile.in: Regenerate.
8368 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8370 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8372 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8373 kept comdat section was garbage collected.
8374 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8375 * testsuite/Makefile.in: Regenerate.
8376 * testsuite/gc_comdat_test.sh: New file.
8377 * testsuite/gc_comdat_test_1.cc: New file.
8378 * testsuite/gc_comdat_test_2.cc: New file.
8380 2009-05-19 Doug Kwan <dougkwan@google.com>
8382 * archive.cc (Archive::Archive): Move constructor from archive.h
8383 to here. Initialize no_export_.
8384 (Archive::get_elf_object_for_member): Set no_export flag of object.
8385 * archive.h (Archive::Archive): Move constructor body to
8387 (Archive::no_export): New method.
8388 (Archive::no_export_): New field.
8389 * object.h (Object::Object): Initialize no_export_ to false.
8390 (Object::no_export, Object::set_no_export): New methods.
8391 (Object::no_export_): New field.
8392 * options.cc (General_options::parse_exclude_libs): New method.
8393 (General_options::check_excluded_libs) Same.
8394 * options.h (exclude_libs): New option.
8395 (General_options::check_excluded_libs): New method declaration.
8396 (General_options::excluded_libs_): New field.
8397 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8398 default or protected visibility if an object has no-export flag set.
8399 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8400 (check_SCRIPTS): Add exclude_libs_test.sh.
8401 (check_DATA): Add exclude_libs_test.syms.
8402 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8403 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8404 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8405 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8406 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8407 libexclude_libs_test_2.a): New rules.
8408 * testsuite/Makefile.in: Regenerate.
8409 * testsuite/exclude_libs_test.c: New file.
8410 * testsuite/exclude_libs_test.sh: Ditto.
8411 * testsuite/exclude_libs_test_1.c: Ditto.
8412 * testsuite/exclude_libs_test_2.c: Ditto.
8414 2009-05-15 Ian Lance Taylor <iant@google.com>
8416 * configure.ac: Check for declarations for cases where libiberty.h
8417 checks HAVE_DECL_xxx.
8418 * configure, config.in: Rebuild.
8420 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8422 * gold.h (Incremental_argument_list): Remove (invalid) forward
8424 * incremental.cc (Incremental_inputs::report_achive): New method.
8425 (Incremental_inputs::report_object): New method.
8426 (Incremental_inputs::report_script): New method.
8427 (Incremental_inputs::finalize_inputs): New method.
8428 (Incremental_inputs::finalize): Call finalize_inputs().
8429 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8430 Create inputs entries.
8431 * incremental.h (Incremental_input_type): New enum.
8432 (Incremental_inputs::Incremental_input): Initialize new fields.
8433 (Incremental_inputs::report_inputs): New method.
8434 (Incremental_inputs::report_achive): New method.
8435 (Incremental_inputs::report_object): New method.
8436 (Incremental_inputs::report_script): New method.
8437 (Incremental_inputs::finalize_inputs): New method.
8438 (Incremental_inputs::Input_info): New struct.
8439 (Incremental_inputs::Input_info_map): New typedef.
8440 (Incremental_inputs::lock_): New field.
8441 (Incremental_inputs::Inputs_): New field.
8442 (Incremental_inputs::Inputs_map): New field.
8443 * main.cc (main): Call Incremental_input::report_inputs.
8444 * options.h (Input_argument_list): Typedef moved from
8446 (Input_file_group::Files): Remove, use ::Input_argument_list.
8447 (Input_file_group::Input_argument_list): Remove, use
8448 ::Input_argument_list.
8449 * plugin.cc (Plugin_manager::add_input_file): Add error in
8451 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8453 * script.cc (read_input_script): Call
8454 Incremental_input::report_script.
8455 * script.h (Script_info): New class.
8457 2009-04-27 Ian Lance Taylor <iant@google.com>
8459 * x86_64.cc (do_adjust_output_section): Set entsize to
8462 2009-04-23 Elliott Hughes <enh@google.com>
8464 * output.cc (Output_file::close): After short writes, continue
8465 writing from the correct offset in the buffer being written.
8467 2009-04-23 Chris Demetriou <cgd@google.com>
8469 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8470 * configure: Regenerate.
8471 * config.in: Regenerate.
8472 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8473 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8475 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8477 * incremental.cc (Incremental_inputs_header_data): Renamed from
8478 Incremental_input_header_data.
8479 (Incremental_inputs_header_data::data_size): New field.
8480 (Incremental_inputs_header_data::put_input_file_count): Renamed
8481 from input_file_count.
8482 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8483 from command_line_offset.
8484 (Incremental_inputs_header_data::put_reserved): Renamed from
8486 (Incremental_inputs_entry_data): Renamed from
8487 Incremental_input_entry_data.
8488 (Incremental_inputs_entry_data::data_size): New field.
8489 (Incremental_inputs::report_command_line): New method.
8490 (Incremental_inputs::finalize): New method.
8491 (Incremental_inputs::create_incremental_inputs_data): New method.
8492 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8493 * incremental.h: New file.
8494 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8495 (Layout::finalize): Create incremental inputs section in
8497 (Layout::create_incremental_info_sections): New method.
8498 * layout.h (Layout::incremental_inputs): New method.
8499 (Layout::create_incremental_info_sections): New method.
8500 (Layout::incremental_inputs_): New field.
8501 * main.cc (main): Notify Incremental_input of the command line.
8503 2009-04-01 Ian Lance Taylor <iant@google.com>
8504 Mikolaj Zalewski <mikolajz@google.com>
8506 * gold.h (reserve_unordered_map): Define, three versions, one for
8507 each version of Unordered_map.
8508 * layout.cc (Layout::Layout): Remove options parameter. Add
8509 number_of_input_files parameter. Don't initialize options_.
8510 Initialize number_of_input_files_ and resized_signatures_. Move
8511 sections_are_attached_.
8512 (Layout::layout_group): Reserve space for group_signatures_.
8513 (Layout::find_or_add_kept_section): Change name parameter to be a
8514 reference. Resize signatures_ map when it gets large enough.
8515 (Layout::layout_eh_frame): Use parameters->options() instead of
8517 (Layout::make_output_section): Likewise.
8518 (Layout::attach_allocated_section_to_segment): Likewise.
8519 (Layout::finalize, Layout::create_executable_stack): Likewise.
8520 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8521 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8522 * layout.h (class Layout): Update declarations. Remove options_
8523 field. Add number_of_input_files_ and resized_signatures_
8524 fields. Move sections_are_attached_ field.
8525 * main.cc (main): Pass number of input files to Layout
8526 constructor. Don't pass options.
8528 2009-03-30 Ian Lance Taylor <iant@google.com>
8530 * ffsll.c (ffsll): Correct implementation.
8532 2009-03-27 Ian Lance Taylor <iant@google.com>
8534 * ffsll.c: New file.
8535 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8536 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8537 * ftruncate.c (ftruncate): Declare before definition.
8538 * mremap.c (mremap): Likewise.
8539 * pread.c (pread): Likewise.
8540 * configure, Makefile.in, config.in: Rebuild.
8542 * mremap.c: New file.
8543 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8544 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8545 (mremap): Declare if HAVE_MREMAP is not defined.
8546 * configure, Makefile.in, config.in: Rebuild.
8548 2009-03-27 Cary Coutant <ccoutant@google.com>
8550 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8551 position independent.
8552 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8553 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8555 2009-03-24 Cary Coutant <ccoutant@google.com>
8557 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8559 (needs_dynamic_reloc): Likewise.
8561 2009-03-24 Ian Lance Taylor <iant@google.com>
8563 * yyscript.y (file_cmd): Recognize EXTERN.
8564 (extern_name_list, extern_name_list_body): New nonterminals.
8565 * script.cc (script_add_extern): Define.
8566 * script-c.h (script_add_extern): Declare.
8568 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8570 * object.cc (is_elf_object): Define.
8571 * object.h (is_elf_object): Declare.
8572 * archive.cc (Archive::get_elf_object_for_member): Call
8574 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8576 2009-03-24 Elliott Hughes <enh@google.com>
8578 * output.cc (Output_file::map_anonymous): Define.
8579 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8580 try an anonymous one. Report the size if the mmap fails.
8581 * output.h (class Output_file): Declare map_anonymous.
8583 2009-03-24 Ian Lance Taylor <iant@google.com>
8585 * target-select.cc (instantiate_target): Don't acquire the lock if
8586 the instantiated_target_ field has already been set.
8588 2009-03-23 Ian Lance Taylor <iant@google.com>
8590 * gold-threads.h (class Initialize_lock): Define.
8591 * gold-threads.cc (class Initialize_lock_once): Define.
8592 (initialize_lock_control): New static variable.
8593 (initialize_lock_pointer): New static variable.
8594 (initialize_lock_once): New static function.
8595 (Initialize_lock::Initialize_lock): Define.
8596 (Initialize_lock::initialize): Define.
8597 * target-select.h: Include "gold-threads.h".
8598 (class Target_selector): Add lock_ and initialize_lock_ fields.
8599 Don't define instantiate_target, just declare it.
8600 * target-select.cc (Target_selector::Target_selector): Initialize
8602 (Target_selector::instantiate_target): Define.
8603 * descriptors.h: Include "gold-threads.h".
8604 (class Descriptors): Add initialize_lock_ field.
8605 * descriptors.cc (Descriptors::Descriptors): Initialize new
8607 (Descriptors::open): Use initialize_lock_ field
8608 * errors.h (class Errors): Add initialize_lock_ field.
8609 * errors.cc (Errors::Errors): Initialize new field.
8610 (Errors::initialize_lock): Use initialize_lock_ field.
8611 * powerpc.cc (class Target_selector_powerpc): Remove
8612 instantiated_target_ field. In do_recognize call
8613 instantiate_target rather than do_instantiate_target. In
8614 do_instantiate_target just allocate a new target.
8615 * sparc.cc (class Target_selector_sparc): Likewise.
8617 * freebsd.h: New file.
8618 * i386.cc: Include "freebsd.h".
8619 (Target_i386): Derive from Target_freebsd rather than
8621 (Target_selector_i386): Derive from Target_selector_freebsd rather
8622 than Target_selector.
8623 * x86_64.cc: Include "freebsd.h".
8624 (Target_x86_64): Derive from Target_freebsd rather than
8626 (Target_selector_x86_64): Derive from Target_selector_freebsd
8627 rather than Target_selector.
8628 * target.h (class Target): Add adjust_elf_header and
8629 do_adjust_elf_header.
8630 * output.cc (Output_file_header:: do_sized_write): Call target
8631 adjust_elf_header routine.
8632 * configure.tgt: Set targ_osabi.
8633 * configure.ac: Define GOLD_DEFAULT_OSABI.
8634 * parameters.cc (Parameters::default_target): Pass
8635 GOLD_DEFAULT_OSABI to select_target.
8636 * target-select.h (class Target_selector): Make instantiate_target
8637 protected rather than private.
8638 * Makefile.am (HFILES): Add freebsd.h.
8639 * configure, Makefile.in, config.in: Rebuild.
8641 * merge.cc (do_add_input_section): Correct pend value. Change
8642 message about last entry not being null terminated from error to
8645 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8647 * incremental.cc: New file.
8648 * Makefile.am (CCFILES): Add incremental.cc.
8649 * Makefile.in: Rebuild.
8651 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8653 * layout.cc (Layout::output_section_name): Preserve names
8654 of '.note.' sections.
8656 2009-03-19 Ian Lance Taylor <iant@google.com>
8658 * descriptors.cc (Descriptors::open): Check that the options are
8659 valid before using them.
8661 2009-03-18 Ian Lance Taylor <iant@google.com>
8663 * script-sections.h: Include <list>.
8664 (class Script_sections): Change Sections_elements from std::vector
8665 to std::list. Typedef public Elements_iterator. Add
8666 orphan_section_placement_, data_segment_align_start_, and
8667 saw_data_segment_align_ fields. Remove data_segment_align_index_
8669 * script-sections.cc (class Orphan_section_placement): New class.
8670 (class Sections_element): Add virtual functions is_relro and
8671 orphan_section_init. Remove virtual function place_orphan_here.
8672 (class Output_section_definition): Add is_relro and
8673 orphan_section_init. Remove place_orphan_here.
8674 (class Orphan_output_section): Likewise.
8675 (Script_sections::Script_sections): Update for field changes.
8676 (Script_sections::data_segment_align): Set saw_data_segment_align_
8677 and data_segment_align_start_, not data_segment_align_index.
8678 (Script_sections::data_segment_relro_end): Check
8679 saw_data_segment_align_. Use data_segment_align_start_ rather
8680 than data_segment_align_index_.
8681 (Script_sections::place_orphan): Rewrite to use
8682 Orphan_section_placement.
8684 2009-03-17 Ian Lance Taylor <iant@google.com>
8686 * archive.cc (Archive::add_symbols): Check for a version attached
8687 to the symbol name in the archive map.
8688 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8689 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8690 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8691 (ver_test_11.a): New target.
8692 * testsuite/Makefile.in: Rebuild.
8694 * configure.ac: Check for chsize and posix_fallocate. Replace
8696 * ftruncate.c: New file, from gnulib.
8697 * output.cc (posix_fallocate): Define dummy version if not
8698 HAVE_POSIX_FALLOCATE.
8699 (Output_file::map): Call posix_fallocate rather than lseek and
8701 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8702 * configure, Makefile.in, config.in: Rebuild.
8704 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8706 * layout.h (Layout::create_note): Add section_name parameter.
8707 * layout.cc (Layout::create_note): Likewise.
8708 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8710 2009-03-17 Ian Lance Taylor <iant@google.com>
8712 * descriptors.cc: Include "options.h".
8713 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8714 (Descriptors::open): Always use O_CLOEXEC when opening a new
8715 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8716 then set FD_CLOEXEC.
8718 * sparc.cc (class Target_sparc): Add has_got_section.
8719 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8720 make sure we have a GOT section.
8722 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8723 (Target_sparc::Scan::local): Likewise.
8724 (Target_sparc::Scan::global): Likewise.
8725 (Target_sparc::Relocate::relocate): Likewise.
8726 (Target_sparc::Relocate::relocate_tls): Likewise.
8728 * symtab.cc (Symbol_table::define_default_version): New function,
8729 broken out of add_from_object.
8730 (Symbol_table::add_from_object): Call define_default_version.
8731 (Symbol_table::define_special_symbol): Add resolve_oldsym
8732 parameter. Change all callers. If the version for a symbol comes
8733 from a version script, resolve it with the symbol with the same
8734 name with no version. Also add the symbol without a version if
8736 (do_define_in_output_data): If resolving with oldsym, don't delete
8738 (do_define_in_output_segment): Likewise.
8739 (do_define_as_constant): Likewise.
8740 * symtab.h (class Symbol_table): Update declarations.
8742 2009-03-13 Ian Lance Taylor <iant@google.com>
8744 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8745 (Read_symbols::requeue): New function.
8746 (Read_symbols::do_read_symbols): If make_elf_object fails because
8747 the target type is not configured, and the file was searched for,
8748 issue a warning and retry with the next directory.
8749 (Add_symbols::run): If the file has an incompatible format, and
8750 it was searched for, requeue the Read_symbols task. On error,
8752 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8753 dirindex parameter to constructor. Change all callers. Declare
8754 incompatible_warning and requeue.
8755 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8756 input_argument_ and input_group_ fields. Add them to
8757 constructor. Change all callers.
8758 (class Read_script): Add dirindex_ field. Add it to constructor.
8760 * archive.cc (Archive::setup): Remove input_objects parameter.
8762 (Archive::get_file_and_offset): Likewise.
8763 (Archive::read_all_symbols): Likewise.
8764 (Archive::read_symbols): Likewise.
8765 (Archive::get_elf_object_for_member): Remove input_objects
8766 parameter. Add punconfigured parameter. Change all callers.
8767 (Archive::add_symbols): Change return type to bool. Check return
8768 value of include_member.
8769 (Archive::include_all_members): Likewise.
8770 (Archive::include_member): Change return type to bool. Return
8771 false if first included object has incompatible target. Set
8772 included_member_ field.
8773 (Add_archive_symbols::run): If add_symbols returns false, requeue
8775 * archive.h (class Archive): Add included_member_ field.
8776 Initialize it in constructor. Add input_file and searched_for
8777 methods. Update declarations.
8778 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8779 input_argument_ fields. Add them to constructor. Change all
8781 * script.cc: Include "target-select.h".
8782 (class Parser_closure): Add skip_on_incompatible_target_ and
8783 found_incompatible_target_ fields. Add
8784 skip_on_incompatible_target parameter to constructor. Change all
8785 callers. Add methods skip_on_incompatible_target,
8786 clear_skip_on_incompatible_target, found_incompatible_target, and
8787 set_found_incompatible_target.
8788 (read_input_script): Add dirindex parameter. Change all callers.
8789 If parser finds an incompatible target, requeue Read_symbols
8791 (script_set_symbol): Clear skip_on_incompatible_target in
8793 (script_add_assertion, script_parse_option): Likewise.
8794 (script_start_sections, script_add_phdr): Likewise.
8795 (script_check_output_format): New function.
8796 * script.h (read_input_script): Update declaration.
8797 * script-c.h (script_check_output_format): Declare.
8798 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8799 (ignore_cmd): Remove OUTPUT_FORMAT.
8800 * fileread.cc (Input_file::Input_file): Add explicit this.
8801 (Input_file::will_search_for): New function.
8802 (Input_file::open): Add pindex parameter. Change all callers.
8803 * fileread.h (class Input_file): Add input_file_argument method.
8804 Declare will_search_for. Update declarations.
8805 * object.cc (make_elf_object): Add punconfigured parameter.
8807 * object.h (class Object): Make input_file public. Add
8808 searched_for method.
8809 (make_elf_object): Update declaration.
8810 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8812 * dirsearch.h (class Dirsearch): Update declaration.
8813 * options.h (class General_options): Add --warn-search-mismatch.
8814 * parameters.cc (Parameters::is_compatible_target): New function.
8815 * parameters.h (class Parameters): Declare is_compatible_target.
8816 * workqueue.cc (Workqueue::add_blocker): New function.
8817 * workqueue.h (class Workqueue): Declare add_blocker.
8819 * fileread.cc (Input_file::open): Remove options parameter.
8821 (Input_file::open_binary): Likewise.
8822 * script.cc (read_input_script): Likewise.
8823 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8824 options parameter from constructor. Change all callers.
8825 (class Read_script): Likewise.
8826 * fileread.h (class Input_file): Update declarations.
8827 * script.h (read_input_script): Update declaration.
8829 2009-03-10 Nick Clifton <nickc@redhat.com>
8831 * po/es.po: New Spanish translation.
8833 2009-03-06 Cary Coutant <ccoutant@google.com>
8835 * options.cc (parse_short_option): Keep dash_z from registering itself.
8837 2009-03-03 Ian Lance Taylor <iant@google.com>
8840 * target-reloc.h (relocate_section): Pass output_section to
8842 * i386.cc (Target_i386::should_apply_static_reloc): Add
8843 output_section parameter. Change all callers.
8844 (Target_i386::Relocate::relocate): Add output_section parameter.
8845 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8846 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8847 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8848 * testsuite/two_file_shared.sh: New script.
8849 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8850 (check_DATA): Add two_file_shared.dbg.
8851 (two_file_shared.dbg): New target.
8852 * testsuite/Makefile.in: Rebuild.
8854 2009-03-01 Ian Lance Taylor <iant@google.com>
8856 * configure.ac: Check for byteswap.h.
8857 * configure: Rebuild.
8858 * config.in: Rebuild.
8860 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8862 * layout.cc (Layout::find_or_add_kept_section): New function.
8863 (Layout::add_comdat): Removed.
8864 * layout.h (struct Kept_section): Move out of class Layout.
8865 Remove trailing underscores from field names. Add group_sections
8866 field. Rename group_ field to is_group. Change all uses.
8867 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8868 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8869 comdat_groups_ field.
8870 (Sized_relobj::include_section_group): Use
8871 find_or_add_kept_section and Kept_section::group_sections.
8872 (Sized_relobj::include_linkonce_section): Likewise.
8873 * object.cc (class Sized_relobj): Don't define Comdat_group or
8874 Comdat_group_table. Remove find_comdat_group and
8875 add_comdat_group. Remove comdat_groups_ field.
8876 * plugin.cc (include_comdat_group): Use
8877 Layout::find_or_add_kept_section.
8879 2009-02-28 Ian Lance Taylor <iant@google.com>
8881 * README: --gc-sections and map files are now supported. Document
8882 some build requirements.
8885 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8886 relocatable link set the value of the section symbol to zero.
8887 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8888 relocatable link don't include the section address in the local
8891 2009-02-27 Ian Lance Taylor <iant@google.com>
8894 * options.h (class Search_directory): Add is_system_directory.
8895 (class General_options): Declare is_in_system_directory.
8896 * options.cc (get_relative_sysroot): Make static.
8897 (get_default_sysroot): Make static.
8898 (General_optoins::is_in_system_directory): New function.
8899 * fileread.cc (Input_file::is_in_system_directory): New function.
8900 * fileread.h (class Input_file): Declare is_in_system_directory.
8901 * object.h (class Object): Add is_in_system_directory.
8902 (class Input_objects): Remove system_library_directory_ field.
8903 * object.cc (Input_objects::add_object): Don't set
8904 system_library_directory_.
8905 (input_objects::found_in_system_library_directory): Remove.
8906 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8907 parameter. Change all callers.
8908 (Symbol_table::sized_write_globals): Likewise.
8909 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8910 Call Object::is_in_system_directory.
8911 * symtab.h (class Symbol_table): Update declarations.
8914 * descriptors.h (Open_descriptor): Add is_on_stack field.
8915 * descriptors.cc (Descriptors::open): If the descriptor is on the
8916 top of the stack, remove it. Initialize is_on_stack field.
8917 (Descriptors::release): Only add pod to stack if it is not on the
8919 (Descriptors::close_some_descriptor): Clear stack_next and
8923 * output.cc (Output_section::find_starting_output_address): Rename
8924 from starting_output_address; add PADDR parameter; change return
8926 * output.h (class Output_section): Declare
8927 find_starting_output_address instead of starting_output_address.
8928 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8929 section symbol for which we can't find a merge section.
8932 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8933 hidden or internal, force the symbol to be local.
8934 * resolve.cc (Symbol::override_visibility): Define.
8935 (Symbol::override_base): Use override_visibility.
8936 (Symbol_table::resolve): Likewise.
8937 (Symbol::override_base_with_special): Likewise.
8938 (Symbol_table::override_with_special): If the visibility is hidden
8939 or internal, force the symbol to be local.
8940 * symtab.h (class Symbol): Add set_visibility and
8941 override_visibility.
8942 * testsuite/ver_test_1.sh: New file.
8943 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8944 (check_DATA): Add ver_test_1.syms.
8945 (ver_test_1.syms): New target.
8946 * testsuite/Makefile.in: Rebuild.
8948 2009-02-25 Cary Coutant <ccoutant@google.com>
8950 * layout.cc (Layout::choose_output_section): Don't rename sections
8951 when using a linker script that has a SECTIONS clause.
8952 * Makefile.in: Regenerate.
8954 * testsuite/Makefile.am (script_test_5.sh): New test case.
8955 * testsuite/Makefile.in: Regenerate.
8956 * testsuite/script_test_5.cc: New file.
8957 * testsuite/script_test_5.sh: New file.
8958 * testsuite/script_test_5.t: New file.
8960 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8962 * archive.cc (Archive::include_member): Update calls to add_symbols.
8963 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8964 the Layout argument.
8965 * dynobj.h (do_add_symbols): Add the Layout argument.
8966 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8968 * object.h (Object::add_symbols): Add the Layout argument.
8969 (Object::do_add_symbols): Add the Layout argument.
8970 (Sized_relobj::do_add_symbols): Add the Layout argument.
8971 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8972 Unify the two versions.
8973 (Add_plugin_symbols): Remove.
8974 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8975 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8976 (Add_plugin_symbols): Remove.
8977 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8978 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8979 (Add_symbols::run): Make it work with Pulginobj.
8981 2009-02-06 Ian Lance Taylor <iant@google.com>
8983 * object.cc (Sized_relobj::do_layout): Make info message start
8984 with lower case letter.
8986 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8988 * binary.cc: Fix file comment.
8990 * options.h (enum Incremental_disposition): Define.
8991 (class General_options): Add new options: --incremental,
8992 --incremental_changed, --incremental_unchanged,
8993 --incremental_unknown. Add incremental_disposition_ and
8994 implicit_incremental_ fields.
8995 (General_options::incremental_disposition): New function.
8996 (class Position_dependent_options): Add incremental_disposition
8998 (Position_dependent_options::copy_from_options): Set incremental
9000 * options.cc (General_options::parse_incremental_changed): New
9002 (General_options::parse_incremental_unchanged): New function.
9003 (General_options::parse_incremental_unknown): New function.
9004 (General_options::General_options): Initialize new fields
9005 incremental_disposition_ and implicit_incremental_.
9006 (General_options::finalize): Check for uasge of --incremental-*
9007 without --incremental.
9009 2009-02-06 Chris Demetriou <cgd@google.com>
9011 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9012 pointer and to report location as the file name associated with
9014 (gold_undefined_symbol_at_location): New function to replace the
9015 old gold_undefined_symbol functionality.
9016 * target-reloc.h (relocate_section): Update to use
9017 gold_undefined_symbol_at_location.
9018 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9019 Call gold_undefined_symbol function rather than gold_error.
9020 * errors.h (Errors::undefined_symbol): Take location as a
9021 string, rather than calculating it from a relocation.
9022 * errors.cc (Errors::fatal): Print "fatal error:" before the
9024 (Errors::error, Errors::error_at_location): Print "error: "
9025 before the formatted message.
9026 (Errors::undefined_symbol): Take location as a string, rather
9027 than calculating it from a relocation.
9028 (gold_undefined_symbol_at_location): New function akin to
9029 old gold_undefined_symbol, calculates location from relocation.
9030 (gold_undefined_symbol): Change to take only a Symbol pointer
9031 and to report location as the file name associated with the symbol.
9032 * testsuite/debug_msg.sh: Update for changed error messages.
9033 * testsuite/undef_symbol.sh: Likewise.
9035 2009-02-04 Duncan Sands <baldrick@free.fr>
9038 * reduced_debug_output.h
9039 (Output_reduced_debug_abbrev_section::failed): Use format for
9041 (Output_reduced_debug_info_section::faild): Likewise.
9043 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9045 * script.cc (Lazy_demangler): New class.
9046 (Version_script_info::get_symbol_version_helper): Demangle a
9049 2009-01-29 Cary Coutant <ccoutant@google.com>
9051 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9053 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9055 2009-01-28 Ian Lance Taylor <iant@google.com>
9057 * version.cc (version_string): Bump to 1.9.
9059 * gold.h: Include <cstring> and <stdint.h>.
9060 * version.cc: Include <cstdio>.
9061 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9063 * reduced_debug_output.cc (insert_into_vector): Rename from
9064 Insert_into_vector; change all callers. Use Swap_unaligned to
9065 avoid aliasing issue; remove union since it is unnecessary.
9067 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9069 * Makefile.am (CCFILES): Add gc.cc.
9071 * Makefile.in: Regenerate.
9072 * gold.cc (Gc_runner): New class.
9073 (queue_initial_tasks): Call garbage collection related tasks
9074 when corresponding options are invoked.
9075 (queue_middle_gc_tasks): New function.
9076 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9077 processed early before laying out sections during garbage collection.
9078 * gold.h (queue_middle_gc_tasks): New function.
9079 (is_prefix_of): Move from "layout.cc".
9080 * i386.cc (Target_i386::gc_process_relocs): New function.
9081 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9082 * main.cc (main): Create object of class "Garbage_collection".
9083 * object.cc (Relobj::copy_symbols_data): New function.
9084 (Relobj::is_section_name_included): New function.
9085 (Sized_relobj::do_layout): Allow this function to be called twice
9086 during garbage collection and defer layout of section during the
9088 * object.h (Relobj::get_symbols_data): New function.
9089 (Relobj::is_section_name_included): New function.
9090 (Relobj::copy_symbols_data): New function.
9091 (Relobj::set_symbols_data): New function.
9092 (Relobj::get_relocs_data): New function.
9093 (Relobj::set_relocs_data): New function.
9094 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9095 (Relobj::gc_process_relocs): New function.
9096 (Relobj::do_gc_process_relocs): New pure virtual function.
9097 (Relobj::sd_): New data member.
9098 (Sized_relobj::is_output_section_offset_invalid): New function.
9099 (Sized_relobj::do_gc_process_relocs): New function.
9100 * options.h (General_options::gc_sections): Modify to not be a no-op.
9101 (General_options::print_gc_sections): New option.
9102 * plugin.cc (Plugin_finish::run): Remove function call to
9103 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9104 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9105 * reloc.cc (Read_relocs::run): Add task to process relocs and
9106 determine unreferenced sections when doing garbage collection.
9107 (Gc_process_relocs): New class.
9108 (Sized_relobj::do_gc_process_relocs): New function.
9109 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9110 sections that are garbage collected.
9111 * reloc.h (Gc_process_relocs): New class.
9112 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9113 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9114 symbols whose corresponding sections are garbage collected.
9115 (Symbol_table::Symbol_table): Add new parameter for the garbage
9117 (Symbol_table::gc_mark_undef_symbols): New function.
9118 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9119 (Symbol_table::gc_mark_dyn_syms): New function.
9120 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9122 (Symbol_table::add_from_object): Likewise.
9123 (Symbol_table::add_from_relobj): When building shared objects, do not
9124 treat externally visible symbols as garbage.
9125 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9126 table information for static and relocatable links.
9127 * symtab.h (Symbol_table::set_gc): New function.
9128 (Symbol_table::gc): New function.
9129 (Symbol_table::gc_mark_undef_symbols): New function.
9130 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9131 (Symbol_table::gc_mark_dyn_syms): New function.
9132 (Symbol_table::gc_): New data member.
9133 * target.h (Sized_target::gc_process_relocs): New pure virtual
9135 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9136 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9138 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9140 * options.h (General_options::gc_sections): Define as a no-op for now.
9141 (General_options::no_keep_memory): Ditto.
9142 (General_options::Bshareable): Define.
9143 * options.cc (General_options::finalize): Honor -Bshareable.
9145 2009-01-20 Andreas Schwab <schwab@suse.de>
9147 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9148 read the value in the contents, since we don't use it. Use the
9149 template endianness when writing.
9150 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9152 2009-01-19 Andreas Schwab <schwab@suse.de>
9154 * configure.tgt (powerpc64-*): Fix targ_obj.
9156 2009-01-15 Ian Lance Taylor <iant@google.com>
9158 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9159 local symbols when stripping all symbols.
9161 2009-01-14 Cary Coutant <ccoutant@google.com>
9163 * output.cc (Output_reloc): Add explicit instantiations.
9165 2009-01-14 Cary Coutant <ccoutant@google.com>
9167 * archive.cc (Archive::get_elf_object_for_member): Remove call
9168 to File_read::claim_for_plugin.
9169 * descriptors.cc (Descriptors::open): Remove reference to
9171 (Descriptors::claim_for_plugin): Remove.
9172 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9173 (Descriptors::is_claimed): Remove.
9174 (claim_descriptor_for_plugin): Remove.
9175 * fileread.cc (File_read::claim_for_plugin): Remove.
9176 * fileread.h (File_read::claim_for_plugin): Remove.
9177 (File_read::descriptor): Reopen descriptor if necessary.
9178 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9179 (Plugin_manager::all_symbols_read): Add task parameter. Change
9181 (Plugin_manager::get_input_file): New function.
9182 (Plugin_manager::release_input_file): New function.
9183 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9184 corresponding data member.
9185 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9186 and pass to base constructor. Change all callers.
9187 (get_input_file, release_input_file): New functions.
9188 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9189 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9190 (Plugin_manager::all_symbols_read): Add task parameter.
9191 (Plugin_manager::get_input_file): New function.
9192 (Plugin_manager::release_input_file): New function.
9193 (Plugin_manager::task_): New data member.
9194 (Pluginobj::Pluginobj): Add filesize parameter.
9195 (Pluginobj::filename): New function.
9196 (Pluginobj::descriptor): New function.
9197 (Pluginobj::filesize): New function.
9198 (Pluginobj::filesize_): New data member.
9199 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9200 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9201 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9203 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9204 with archive libraries.
9205 * testsuite/Makefile.in: Regenerate.
9206 * testsuite/plugin_test.c (struct sym_info): New type.
9207 (get_input_file, release_input_file): New static variables.
9208 (onload): Capture new transfer vector entries.
9209 (claim_file_hook): Stop reading at end of file according to filesize.
9210 Factor out parsing of readelf output into separate function.
9211 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9212 APIs and get the source file name from the symbol table. Convert
9213 source file name to corresponding object file name. Print info
9214 message when adding new input files.
9215 (parse_readelf_line): New function.
9216 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9217 * testsuite/plugin_test_2.sh: Likewise.
9218 * testsuite/plugin_test_3.sh: Likewise.
9219 * testsuite/plugin_test_4.sh: New test case.
9221 2009-01-07 Ian Lance Taylor <iant@google.com>
9223 * version.cc (version_string): Bump to 1.8.
9225 2008-12-23 Cary Coutant <ccoutant@google.com>
9227 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9228 * plugin.cc (Plugin_manager::finish): Rename as
9229 layout_deferred_objects. Move cleanup to separate function.
9230 (Plugin_manager::cleanup): New function.
9231 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9233 * plugin.h (Plugin_manager::finish): Rename as
9234 layout_deferred_objects.
9235 (Plugin_manager::cleanup): New function.
9236 (Plugin_manager::cleanup_done): New field.
9238 2008-12-23 Cary Coutant <ccoutant@google.com>
9240 * plugin.cc (is_visible_from_outside): New function.
9241 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9242 so we don't return "IR only" status for exported symbols or -r links.
9244 * testsuite/Makefile.am (plugin_test_3): New test case.
9245 * testsuite/Makefile.in: Regenerate.
9246 * testsuite/plugin_test_3.sh: New file.
9248 2008-12-22 Cary Coutant <ccoutant@google.com>
9250 * object.cc (Sized_relobj::layout_section): New function.
9251 (Sized_relobj::do_layout): Defer layout of input sections until after
9252 plugin has provided replacement files.
9253 (Sized_relobj::do_layout_deferred_sections): New function.
9254 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9255 (Relobj::layout_deferred_sections): New function.
9256 (Relobj::do_layout_deferred_sections): New function.
9257 (Sized_relobj::do_layout_deferred_sections): New function.
9258 (Sized_relobj::layout_section): New function.
9259 (Sized_relobj::Deferred_layout): New structure.
9260 (Sized_relobj::deferred_layout_): New field.
9261 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9262 Change all callers. Layout deferred sections.
9263 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9265 (Plugin_hook::run): Move code from do_plugin_hook inline.
9266 (Plugin_hook::do_plugin_hook): Remove.
9267 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9268 (Plugin_manager::finish): Renamed, was cleanup.
9269 (Plugin_manager::should_defer_layout): New function.
9270 (Plugin_manager::add_deferred_layout_object): New function.
9271 (Plugin_manager::Deferred_layout_list): New type.
9272 (Plugin_manager::deferred_layout_objects_): New field.
9273 (Plugin_hook::do_plugin_hook): Remove.
9275 2008-12-17 Ian Lance Taylor <iant@google.com>
9277 * options.h (class General_options): Add --no case for
9280 2008-12-16 Cary Coutant <ccoutant@google.com>
9282 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9284 (Plugin_manager::claim_file): Create plugin object even if
9285 plugin did not call the add_symbols callback.
9286 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9287 asking for more symbols than were added.
9288 * testsuite/Makefile.am (plugin_test_1): Add test case with
9290 (empty.syms): New target.
9291 * testsuite/Makefile.in: Regenerate.
9292 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9293 message. Don't call add_symbols if no globals.
9294 (all_symbols_read_hook): Don't provide replacement for empty
9297 2008-12-12 Ian Lance Taylor <iant@google.com>
9299 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9300 r_type == 0 for a local symbol with r_sym == 0.
9301 (scan_relocatable_relocs): Pass r_sym to
9302 local_non_section_strategy.
9303 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9306 * configure.ac: Update test for TLS descriptors: they are
9307 supported as of glibc 2.9.
9308 * configure: Rebuild.
9310 2008-12-11 Ian Lance Taylor <iant@google.com>
9313 * target-reloc.h (Default_scan_relocatable_relocs): For each
9314 function, map r_type == 0 to RELOC_DISCARD.
9316 2008-12-10 Cary Coutant <ccoutant@google.com>
9318 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9319 object to override a kept COMDAT group from a plugin object.
9321 2008-12-09 Ian Lance Taylor <iant@google.com>
9324 * yyscript.y (file_cmd): Handle INPUT.
9326 * testsuite/initpri1.c: Change all declarations to be full
9327 prototypes by adding void, to avoid compiler warnings.
9329 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9331 * options.cc (General_options::parse_plugin_opt): New.
9332 (General_options::add_plugin): The argument now is just the filename.
9333 (General_options::add_plugin_option): New.
9334 * options.h (plugin_opt): New.
9335 (add_plugin): Change argument name.
9336 (add_plugin_option): New.
9337 * plugin.cc (Plugin::load): Don't parse the plugin option.
9338 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9339 (Plugin::add_option): New.
9340 (Plugin::args_): Change type.
9341 (Plugin::filename_): New.
9342 (Plugin_manager::add_plugin_option): New.
9343 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9344 * testsuite/Makefile.in: Regenerate.
9346 2008-12-05 Cary Coutant <ccoutant@google.com>
9348 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9349 Handle --strip-lto-sections option.
9350 * options.h (strip_lto_sections): New option.
9352 2008-12-01 Cary Coutant <ccoutant@google.com>
9354 * plugin.cc (ld_plugin_message): Change format parameter to const.
9355 Fix mismatch between new[] and delete.
9357 2008-11-14 Cary Coutant <ccoutant@google.com>
9359 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9362 2008-11-05 Craig Silverstein <csilvers@google.com>
9364 * options.cc (General_options::parse_dynamic_list): New function.
9365 * options.h (General_options): New flags dynamic_list,
9366 dynamic_list_data, dynamic_list_cpp_new, and
9367 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9368 (General_options::in_dynamic_list): New function.
9369 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9370 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9371 (Lex::can_continue_name): Likewise.
9373 (read_script_file): New parameter script_options.
9374 (read_dynamic_list): New function.
9375 (Script_options::define_dynamic_list): New function.
9376 (dynamic_list_keyword_parsecodes): New variable.
9377 (dynamic_list_keywords): New variable.
9378 * script.h (Script_options::define_dynamic_list): New function
9380 (read_dynamic_list): New function prototype.
9381 * symtab.cc (strprefix): New macro.
9382 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9383 dynamic_list_data, dynamic_list_cpp_new, and
9384 dynamic_list_cpp_typeinfo.
9385 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9386 (dynamic_list_expr): New rule.
9387 (dynamic_list_nodes): Likewise.
9388 (dynamic_list_node): Likewise.
9389 * testsuite/Makefile.am (dynamic_list): New test.
9390 * testsuite/Makefile.in: Regenerated.
9391 * testsuite/dynamic_list.t: New file.
9392 * testsuite/dynamic_list.sh: New file.
9394 2008-11-05 Craig Silverstein <csilvers@google.com>
9396 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9397 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9398 (t11_last): Likewise.
9399 * testsuite/ver_test_6.c (main): Likewise.
9401 2008-10-07 Cary Coutant <ccoutant@google.com>
9403 * options.c (General_options::finalize): Add check for -static and
9405 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9408 2008-10-02 Cary Coutant <ccoutant@google.com>
9410 * plugin.cc (make_sized_plugin_object): Fix conditional
9411 compilation to work when not all targets are enabled.
9413 2008-09-29 Cary Coutant <ccoutant@google.com>
9415 * archive.cc (Archive::get_file_and_offset): Use filename instead
9416 of name to get library path.
9417 (Archive::include_member): Unlock external member of a thin archive.
9419 * testsuite/Makefile.am (TEST_AR): New variable.
9420 (thin_archive_test_1): New test.
9421 (thin_archive_test_2): New test.
9422 * testsuite/Makefile.in: Regenerate.
9423 * testsuite/thin_archive_main.cc: New file.
9424 * testsuite/thin_archive_test_1.cc: New file.
9425 * testsuite/thin_archive_test_2.cc: New file.
9426 * testsuite/thin_archive_test_3.cc: New file.
9427 * testsuite/thin_archive_test_4.cc: New file.
9429 2008-09-29 Cary Coutant <ccoutant@google.com>
9431 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9432 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9434 (Sized_relobj::do_finalize_local_symbols): Likewise.
9435 (Sized_relobj::map_to_kept_section): Likewise.
9436 * object.h (Sized_relobj::invalid_address): New constant.
9437 (Sized_relobj::do_output_section_offset): Check for invalid_address
9439 * output.cc (Output_reloc::local_section_offset): Use constant
9440 invalid_address instead of -1U.
9441 (Output_reloc::get_address): Likewise.
9442 (Output_section::output_address): Change -1U to -1ULL.
9443 * output.h (Output_reloc::invalid_address): New constant.
9444 * reloc.cc (Sized_relobj::write_sections): Use constant
9445 invalid_address instead of -1U.
9446 (Sized_relobj::relocate_sections): Likewise.
9447 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9448 values for merge sections.
9449 * target-reloc.h (relocate_for_relocatable): Use constant
9450 invalid_address instead of -1U.
9452 2008-09-19 Cary Coutant <ccoutant@google.com>
9454 Add plugin functionality for link-time optimization (LTO).
9455 * configure.ac (plugins): Add --enable-plugins option.
9456 * configure: Regenerate.
9457 * config.in: Regenerate.
9458 * Makefile.am (LIBDL): New variable.
9459 (CCFILES): Add plugin.cc.
9460 (HFILES): Add plugin.h.
9461 (ldadd_var): Add LIBDL.
9462 * Makefile.in: Regenerate.
9464 * archive.cc: Include "plugin.h".
9465 (Archive::setup): Don't preread archive symbols when using a plugin.
9466 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9467 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9469 (Archive::include_member): Add symbols from plugin objects.
9470 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9471 * descriptors.cc (Descriptors::open): Check for file descriptors
9472 abandoned by plugins.
9473 (Descriptors::claim_for_plugin): New function.
9474 * descriptors.h (Descriptors::claim_for_plugin): New function.
9475 (Open_descriptor::is_claimed): New field.
9476 (claim_descriptor_for_plugin): New function.
9477 * fileread.cc (File_read::claim_for_plugin): New function.
9478 * fileread.h (File_read::claim_for_plugin): New function.
9479 (File_read::descriptor): New function.
9480 * gold.cc: Include "plugin.h".
9481 (queue_initial_tasks): Add task to call plugin hooks for generating
9483 * main.cc: Include "plugin.h".
9484 (main): Load plugin libraries.
9485 * object.h (Pluginobj): Declare.
9486 (Object::pluginobj): New function.
9487 (Object::do_pluginobj): New function.
9488 (Object::set_target): New function.
9489 * options.cc: Include "plugin.h".
9490 (General_options::parse_plugin): New function.
9491 (General_options::General_options): Initialize plugins_ field.
9492 (General_options::add_plugin): New function.
9493 * options.h (Plugin_manager): Declare.
9494 (General_options): Add --plugin option.
9495 (General_options::has_plugins): New function.
9496 (General_options::plugins): New function.
9497 (General_options::add_plugin): New function.
9498 (General_options::plugins_): New field.
9499 * plugin.cc: New file.
9500 * plugin.h: New file.
9501 * readsyms.cc: Include "plugin.h".
9502 (Read_symbols::do_read_symbols): Check for archive before checking
9503 for ELF file. Call plugin hooks to claim files.
9504 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9505 from a real object file; force override when processing replacement
9507 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9508 (Symbol::init_base_object): Likewise.
9509 (Symbol::init_base_output_data): Likewise.
9510 (Symbol::init_base_output_segment): Likewise.
9511 (Symbol::init_base_constant): Likewise.
9512 (Symbol::init_base_undefined): Likewise.
9513 (Symbol::output_section): Assert that object is not a plugin.
9514 (Symbol_table::add_from_pluginobj): New function.
9515 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9517 (Symbol_table::sized_write_globals): Likewise.
9518 (Symbol_table::add_from_pluginobj): Instantiate template.
9519 * symtab.h (Sized_pluginobj): Declare.
9520 (Symbol::in_real_elf): New function.
9521 (Symbol::set_in_real_elf): New function.
9522 (Symbol::in_real_elf_): New field.
9523 (Symbol_table::add_from_pluginobj): New function.
9525 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9526 (LIBDL): New variable.
9528 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9529 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9530 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9531 (MOSTLYCLEANFILES): Likewise.
9532 * testsuite/Makefile.in: Regenerate.
9533 * testsuite/plugin_test.c: New file.
9534 * testsuite/plugin_test_1.sh: New file.
9535 * testsuite/plugin_test_2.sh: New file.
9537 2008-09-16 Ian Lance Taylor <iant@google.com>
9539 * target-reloc.h (relocate_section): Check whether a symbol is
9540 defined by the ABI before reporting an undefined symbol error.
9541 * target.h (Target::is_defined_by_abi): Make parameter const.
9542 (Target::do_is_defined_by_abi): Likewise.
9543 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9544 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9545 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9546 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9547 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9548 * testsuite/Makefile.in: Rebuild.
9550 * fileread.cc (make_view): Add casts to avoid warning.
9552 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9554 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9555 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9557 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9559 * options.h (General_options::output_is_executable): New.
9560 (General_options::output_is_pie): New.
9561 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9562 for shared libraries.
9563 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9565 2008-09-11 Chris Demetriou <cgd@google.com>
9567 * options.h (origin): New -z option.
9568 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9569 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9572 2008-09-05 Cary Coutant <ccoutant@google.com>
9574 * fileread.cc (File_read::make_view): Add check for attempt to map
9577 2008-09-05 Cary Coutant <ccoutant@google.com>
9579 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9580 explicit instantiations.
9582 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9585 * options.cc (General_options::finalize): Allow undefined symbols
9586 in shlibs if linking -shared.
9589 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9590 symbols as not needing a dynsym entry.
9592 2008-08-20 Craig Silverstein <csilvers@google.com>
9594 * fileread.cc (File_read::open): Do not lock the file unless it
9595 was successfully opened.
9597 2008-08-14 Cary Coutant <ccoutant@google.com>
9599 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9600 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9601 * testsuite/tls_test.cc (struct int128): 128-bit struct
9602 for testing TLS relocs with non-zero addend.
9603 (v12): New TLS variable.
9605 (t_last): Add check for v12.
9606 * testsuite/tls_test.h (t12): New function.
9607 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9609 2008-08-13 Ian Lance Taylor <iant@google.com>
9611 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9612 set tls_segment_ or relro_segment_.
9613 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9615 * output.h (Output_section::clear_is_relro): New function.
9616 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9617 sections specially even when output_data_ is empty.
9618 (Output_segment::maximum_alignment): When first section is relro,
9619 only force alignment for PT_LOAD segments.
9620 * script.cc (script_data_segment_align): New function.
9621 (script_data_segment_relro_end): New function.
9622 * script-c.h (script_data_segment_align): Declare.
9623 (script_data_segment_relro_end): Declare.
9624 * script-sections.h (class Script_sections): Declare
9625 data_segment_align and data_segment_relro_end. Add fields
9626 segment_align_index_ and saw_relro_end_.
9627 * script-sections.cc (class Sections_element): Add set_is_relro
9628 virtual function. Add new bool* parameter to place_orphan_here.
9629 Add get_output_section virtual function.
9630 (class Output_section_definition): Add set_is_relro. Add new
9631 bool* parameter to place_orphan_here. Add get_output_section.
9632 Add is_relro_ field.
9633 (Output_section_definition::Output_section_definition): Initialize
9634 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9635 and is_relro_ fields.
9636 (Output_section_definition::place_orphan_here): Add is_relro
9638 (Output_section_definition::set_section_addresses): Set relro for
9640 (Output_section_definition::alternate_constraint): Likewise.
9641 (class Orphan_output_section): Add new bool* parameter to
9642 place_orphan_here. Add get_output_section.
9643 (Orphan_output_section::place_orphan_here): Add is_relro
9645 (Script_sections::Script_sections): Initialize
9646 data_segment_align_index_ and saw_relro_end_.
9647 (Script_sections::data_segment_align): New function.
9648 (Script_sections::data_segment_relro_end): New function.
9649 (Script_sections::place_orphan): Set or clear is_relro.
9650 (Script_sections::set_section_addresses): Force alignment of first
9652 * yyscript.y (exp): Call script_data_segment_align and
9653 script_data_segment_relro_end.
9654 * testsuite/relro_script_test.t: New file.
9655 * testsuite/relro_test.cc (using_script): Declare.
9656 (t1, t2): Test using_script.
9657 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9658 (relro_script_test_SOURCES): Define.
9659 (relro_script_test_DEPENDENCIES): Define.
9660 (relro_script_test_LDFLAGS): Define.
9661 (relro_script_test_LDADD): Define.
9662 (relro_script_test.so): New target.
9663 * testsuite/Makefile.in: Rebuild.
9665 2008-08-06 Cary Coutant <ccoutant@google.com>
9667 * archive.cc (Archive::total_archives, Archive::total_members)
9668 (Archive::total_members_loaded): New variables.
9669 (Archive::setup): Add parameter. Add option to preread
9671 (Archive::read_armap): Add counter.
9672 (Archive::get_file_and_offset): New function.
9673 (Archive::get_elf_object_for_member): New function.
9674 (Archive::read_all_symbols): New function.
9675 (Archive::read_symbols): New function.
9676 (Archive::add_symbols): Add counters.
9677 (Archive::include_all_members): Use armap to find members if it's
9679 (Archive::include_member): Skip reading symbols if already read.
9680 Factored code into Archive::get_file_and_offset and
9681 Archive::get_elf_object_for_member. Changed call to
9682 Mapfile::report_include_archive_member.
9683 (Archive::print_stats): New function.
9684 * archive.h: Declare Object and Read_symbols_data classes.
9685 (Archive::Archive): Add initializers for new members.
9686 (Archive::setup): Add parameter.
9687 (Archive::print_stats): New function.
9688 (Archive::total_archives, Archive::total_members)
9689 (Archive::total_members_loaded): New variables.
9690 (Archive::get_file_and_offset): New function.
9691 (Archive::get_elf_object_for_member): New function.
9692 (Archive::read_all_symbols): New function.
9693 (Archive::read_symbols): New function.
9694 (Archive::Archive_member): New class.
9695 (Archive::members_): New member.
9696 (Archive::num_members_): New member.
9697 * main.cc: Include archive.h.
9698 (main): Call Archive::print_stats.
9699 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9700 archive parameter; member_name is now the fully-decorated name.
9701 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9702 * options.h: (General_options): Add --preread-archive-symbols option.
9703 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9706 2008-08-04 Ian Lance Taylor <iant@google.com>
9708 * symtab.h (Symbol::use_plt_offset): New function.
9709 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9710 * powerpc.cc (Relocate::relocate): Likewise.
9711 * sparc.cc (Relocate::relocate): Likewise.
9712 * x86_64.cc (Relocate::relocate): Likewise.
9713 * testsuite/weak_plt.sh: New test.
9714 * testsuite/weak_plt_main.cc: New test.
9715 * testsuite/weak_plt_shared.cc: New test.
9716 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9717 (check_PROGRAMS): Add weak_plt.
9718 (check_DATA): Add weak_plt_shared.so.
9719 (weak_plt_main_pic.o, weak_plt): New targets.
9720 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9721 * testsuite/Makefile.in: Rebuild.
9723 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9725 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9726 * testsuite/Makefile.in: Rebuild.
9728 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9730 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9731 * Makefile.in: Regenerate.
9732 * po/POTFILES.in: Regenerate.
9734 2008-07-29 Ian Lance Taylor <iant@google.com>
9736 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9737 symbols before other symbols.
9738 * testsuite/script_test_2.cc (test_addr): Declare.
9739 (test_addr_alias): Declare.
9740 (main): Check that test_addr and test_addr_alias have the right
9742 * testsuite/script_test_2.t: Define test_addr_alias and
9745 2008-07-24 Ian Lance Taylor <iant@google.com>
9748 * descriptors.cc: New file.
9749 * descriptors.h: New file.
9750 * gold-threads.h (class Hold_optional_lock): New class.
9751 * fileread.cc: Include "descriptors.h".
9752 (File_read::~File_read): Release descriptor rather than closing
9754 (File_read::open) [file]: Call open_descriptor rather than open.
9755 Set is_descriptor_opened_.
9756 (File_read::open) [memory]: Assert that descriptor is not open.
9757 (File_read::reopen_descriptor): New function.
9758 (File_read::release): Release descriptor.
9759 (File_read::do_read): Make non-const. Reopen descriptor.
9760 (File_read::read): Make non-const.
9761 (File_read::make_view): Reopen descriptor.
9762 (File_read::do_readv): Likewise.
9763 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9764 Update declarations.
9765 * layout.cc: Include "descriptors.h".
9766 (Layout::create_build_id): Use open_descriptor rather than open.
9767 * output.cc: Include "descriptors.h".
9768 (Output_file::open): Use open_descriptor rather than open.
9769 * archive.cc (Archive::const_iterator): Change Archive to be
9771 (Archive::begin, Archive::end): Make non-const.
9772 (Archive::count_members): Likewise.
9773 * archive.h (class Archive): Update declarations.
9774 * object.h (Object::read): Make non-const.
9775 * Makefile.am (CCFILES): Add descriptors.cc.
9776 (HFILES): Add descriptors.h.
9777 * Makefile.in: Rebuild.
9780 * gold.h: Always include <clocale>. Add Solaris workarounds
9781 following code in binutils/sysdep.h.
9784 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9785 this->eh_frame_hdr_ is NULL before using it.
9787 * dynobj.cc (Versions::Versions): Update comment.
9789 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9790 the base version name.
9792 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9793 array size plus one.
9794 (Stringpool_template::set_string_offsets): Subtract one from key
9795 before using it as an array index.
9796 (Stringpool_template::get_offset_with_length): Likewise.
9797 (Stringpool_template::write_to_buffer): Likewise.
9798 * stringpool.h (Stringpool_template::get_offset_from_key):
9801 2008-07-23 Ian Lance Taylor <iant@google.com>
9804 * object.h (Merged_symbol_value::value): Do our best to handle a
9808 * script.cc (Version_script_info::get_versions): Don't add empty
9809 version tag to return value.
9810 (Version_script_info::get_symbol_version_helper): Change return
9811 type to bool. Add pversion parameter. Change all callers.
9812 (script_register_vers_node): Don't require a non-NULL tag.
9813 * script.h (class Version_script_info): Update declarations.
9814 (Version_script_info::get_symbol_version): Change return type to
9815 bool. Add version parameter. Change all callers.
9816 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9817 handling. Handle an empty version from a version script.
9818 (Symbol_table::define_special_symbol): Likewise.
9819 * testsuite/ver_test_10.script: New file.
9820 * testsuite/ver_test_10.sh: New file.
9821 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9822 (check_DATA): Add ver_test_10.syms.
9823 (ver_test_10.syms, ver_test_10.so): New target.
9824 * testsuite/Makefile.in: Rebuild.
9826 2008-07-23 Simon Baldwin <simonb@google.com>
9828 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9829 to zero for undefined symbols from dynamic libraries.
9831 2008-07-23 Ian Lance Taylor <iant@google.com>
9833 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9835 * symtab.h (class Symbol_table): Update declaration.
9836 * testsuite/ver_test_9.cc: New file.
9837 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9838 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9839 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9840 (ver_test_9.so, ver_test_9.o): New targets.
9841 * testsuite/Makefile.in: Rebuild.
9843 2008-07-22 Ian Lance Taylor <iant@google.com>
9845 * options.h (class General_options): Define --check-sections.
9846 * layout.cc (Layout::set_segment_offsets): Handle
9849 * options.h (class General_options): Define -n/--nmagic and
9851 * options.cc (General_options::finalize): For -n/--nmagic or
9852 -N/--omagic, set -static.
9853 * layout.cc (Layout::attach_allocated_section_to_segment): If
9854 -N/--omagic, don't put read-only and read-write sections in
9856 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9857 finding a read-only segment.
9858 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9859 don't set the minimum segment alignment to the common page size,
9860 and don't set the file offset to the address modulo the page size.
9861 * script-sections.cc (Script_sections::create_segments): If
9862 -n/--omagic, don't put read-only and read-write sections in
9865 * cref.cc: New file.
9867 * options.h (class General_options): Add --print-symbol-counts.
9868 * main.cc (main): Issue defined symbol report if requested.
9869 * archive.cc (Archive::interpret_header): Make into a const member
9871 (Archive::add_symbols): Call Input_objects::archive_start and
9873 (Archive::const_iterator): Define new class.
9874 (Archive::begin, Archive::end): New functions.
9875 (Archive::include_all_members): Rewrite to use iterator.
9876 (Archive::count_members): New function.
9877 * archive.h (class Archive): Update declarations.
9878 (Archive::filename): New function.
9879 * object.cc: Include "cref.h".
9880 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9881 (Sized_relobj::do_get_global_symbol_counts): New function.
9882 (Input_objects::add_object): Add object to cross-referencer.
9883 (Input_objects::archive_start): New function.
9884 (Input_objects::archive_stop): New function.
9885 (Input_objects::print_symbol_counts): New function.
9886 * object.h: Declare Cref and Archive.
9887 (Object::get_global_symbol_counts): New function.
9888 (Object::do_get_global_symbol_counts): New pure virtual function.
9889 (class Sized_relobj): Add defined_count_ field. Update
9891 (class Input_objects): Add cref_ field. Update constructor.
9892 Update declarations.
9893 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9895 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9897 (Sized_dynobj::do_get_global_symbol_counts): New function.
9898 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9899 defined_count_. Update declarations. Define Symbols typedef.
9900 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9901 parameter. Change all callers.
9902 (Symbol_table::add_from_dynobj): Add sympointers and defined
9903 parameters. Change all callers.
9904 * symtab.h (class Symbol_table): Update declarations.
9905 * Makefile.am (CCFILES): Add cref.cc.
9906 (HFILES): Add cref.h.
9907 * Makefile.in: Rebuild.
9909 2008-07-22 Simon Baldwin <simonb@google.com>
9911 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9912 to zero when writing undefined symbols.
9914 2008-07-22 Ian Lance Taylor <iant@google.com>
9916 * output.cc (Output_section::add_input_section): Don't try to
9917 merge empty merge sections.
9919 2008-07-21 Craig Silverstein <csilvers@google.com>
9921 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9922 Include symbol version in error message.
9924 2008-07-20 Chris Demetriou <cgd@google.com>
9926 * configure.ac (gold_cv_c_random_seed): New configured variable.
9927 (RANDOM_SEED_CFLAGS): New substituted variable.
9928 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9929 * configure: Rebuild.
9930 * Makefile.in: Likewise.
9931 * testsuite/Makefile.in: Likewise.
9933 2008-07-18 Ian Lance Taylor <iant@google.com>
9935 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9936 where we see NAME/NULL and NAME/VERSION as separate symbols.
9937 * testsuite/ver_test_main.cc (main): Call t4.
9938 (t4, t4_2a): Define.
9939 * testsuite/ver_test_2.cc (t4_2): Define.
9940 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9941 * testsuite/ver_test_4.cc (t4_2a): Define.
9942 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9943 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9945 2008-07-17 Ian Lance Taylor <iant@google.com>
9947 * dynobj.cc (Versions::add_def): If we give an error about a
9948 missing version, go ahead and create the version anyhow.
9950 2008-07-10 Ian Lance Taylor <iant@google.com>
9952 Handle output sections with more than 0x7fffffff bytes.
9953 * object.h (class Relobj): Change map_to_output_ to
9954 output_sections_, and just keep a section pointer. Change all
9955 uses. Move comdat group support to Sized_relobj.
9956 (Relobj::is_section_specially_mapped): Remove.
9957 (Relobj::output_section): Remove poff parameter. Change all
9959 (Relobj::output_section_offset): New function.
9960 (Relobj::set_section_offset): Rewrite.
9961 (Relobj::map_to_output): Remove.
9962 (Relobj::output_sections): New function.
9963 (Relobj::do_output_section_offset): New pure virtual function.
9964 (Relobj::do_set_section_offset): Likewise.
9965 (class Sized_relobj): Add section_offsets_ field. Add comdat
9966 group support from Relobj. Update declarations.
9967 (Sized_relobj::get_output_section_offset): New function.
9968 (Sized_relobj::do_output_section_offset): New function.
9969 (Sized_relobj::do_set_section_offset): New function.
9970 * object.cc (Relobj::output_section_address): Remove.
9971 (Sized_relobj::Sized_relobj): Initialize new fields.
9972 (Sized_relobj::include_section_group): Cast find_kept_object to
9974 (Sized_relobj::include_linkonce_section): Likewise.
9975 (Sized_relobj::do_layout): Use separate arrays for output section
9977 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9979 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9980 output_sections and section_offsets.
9981 (Sized_relobj::write_local_symbols): Likewise.
9982 (map_to_kept_section): Compute output address directly.
9983 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9984 output_sections and section_offsets.
9985 (Sized_relobj::write_sections): Likewise.
9986 (Sized_relobj::relocate_sections): Likewise.
9987 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9988 * output.h (class Output_reloc): Update declarations. Change
9989 u2_.relobj to Sized_relobj*.
9990 (class Output_data_reloc): Change add functions to use
9992 * output.cc (Output_reloc::Output_reloc): Change relobj to
9994 (Output_reloc::local_section_offset): Change return type to
9995 Elf_Addr. Use get_output_section_offset.
9996 (Output_reloc::get_address): Likewise.
9997 (Output_section::is_input_address_mapped): Don't call
9998 is_section_specially_mapped.
9999 (Output_section::output_offset): Likewise.
10000 (Output_section::output_address): Likewise.
10001 (Output_section::starting_output_address): Likewise.
10002 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10003 parameter to Sized_relobj*.
10004 (Copy_relocs::need_copy_reloc): Likewise.
10005 (Copy_relocs::save): Likewise.
10006 * copy-relocs.h (class Copy_relocs): Update declarations.
10007 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10008 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10009 * target-reloc.h (relocate_for_relocatable): Change
10010 offset_in_output_section type to Elf_Addr. Change code that uses
10012 * layout.cc (Layout::layout): Always set *off.
10013 * mapfile.cc (Mapfile::print_input_section): Use
10014 output_section_offset.
10015 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10017 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10018 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10019 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10021 2008-07-03 Ian Lance Taylor <iant@google.com>
10023 * layout.cc (Layout::include_section): Do not discard unrecognized
10024 SHT_STRTAB sections.
10026 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10028 * script.cc (Lex::can_continue_name): Make '?' allowable in
10029 version-script names.
10030 * testsuite/version_script.map: Change glob pattern to use '?'
10032 2008-06-30 Manish Singh <yosh@gimp.org>
10035 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10038 2008-06-30 Ian Lance Taylor <iant@google.com>
10042 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10043 versions]: Don't try to read the value in the contents, since we
10044 don't use it. Use the template endianness when writing.
10046 2008-06-25 Cary Coutant <ccoutant@google.com>
10048 * fileread.cc (File_read::make_view): Assert on zero-length view.
10049 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10050 symbol table when there are no symbols to read.
10052 2008-06-23 Craig Silverstein <csilvers@google.com>
10054 * version.cc (version_string): Bump to 1.7
10056 2008-06-18 Craig Silverstein <csilvers@google.com>
10058 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10059 constant 0xFFFF to type Valtype.
10060 (Powerpc_relocate_functions::rel16_ha): Likewise.
10062 2008-06-17 Ian Lance Taylor <iant@google.com>
10064 * output.h (Output_section::Input_section): Initialize p2align_ to
10065 zero for Output_section_data constructors.
10066 (Output_section::Input_section::addralign): If not an input
10067 section, return the alignment of the Output_section_data.
10068 * testsuite/copy_test.cc: New file.
10069 * testsuite/copy_test_1.cc: New file.
10070 * testsuite/copy_test_2.cc: New file.
10071 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10072 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10073 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10074 (copy_test_1_pic.o, copy_test_1.so): New targets.
10075 (copy_test_2_pic.o, copy_test_2.so): New targets.
10076 * testsuite/Makefile.in: Rebuild.
10078 * script-sections.cc (Script_sections::place_orphan): Initialize
10079 local variable exact.
10081 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10083 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10085 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10086 David S. Miller <davem@davemloft.net>
10088 * powerpc.cc: New file.
10089 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10090 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10091 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10092 * Makefile.in: Rebuild.
10094 2008-06-09 Ian Lance Taylor <iant@google.com>
10096 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10098 (throwing, orig_terminate): New static variables.
10099 (terminate_handler): New static function.
10100 (t2): Set terminate handler.
10102 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10105 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10108 2008-05-30 Cary Coutant <ccoutant@google.com>
10110 * archive.cc (Archive::include_all_members) Correct to step
10111 over symbol table and extended name table in thin archives.
10113 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10116 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10119 2008-05-28 Caleb Howe <cshowe@google.com>
10121 * reduced_debug_output.cc: New file.
10122 * reduced_debug_output.h: New file.
10123 * options.h (class General_options): Add --strip-debug-non-line.
10124 * options.cc (General_options::finalize): Add strip_debug_non_line
10125 to the strip heirarchy.
10126 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10128 * layout.cc: Include "reduced_debug_output.h".
10129 (Layout::Layout): Initialize new fields.
10130 (line_only_debug_sections): New static array.
10131 (is_lines_only_debug_sections): New static inline function.
10132 (Layout::include_section): Handle --strip-debug-non-line.
10133 (Layout::make_output_section): If --strip-debug-non-line, build
10134 new output sections for .debug_abbrev and .debug_info.
10135 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10136 gold. Warn about possible overflow.
10137 (read_signed_LEB_128): Likewise.
10138 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10139 (read_signed_LEB_128): Declare.
10140 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10141 (HFILES): Add reduced_debug_output.h.
10142 * Makefile.in: Rebuild.
10144 2008-05-21 Ian Lance Taylor <iant@google.com>
10146 * mapfile.cc: New file.
10147 * mapfile.h: New file.
10148 * options.h (class General_options): Add -M/--print-map and -Map.
10149 * options.cc (General_options::finalize): Make -M equivalent to
10151 * main.cc: Include <cstdio> and "mapfile.h".
10152 (main): Open mapfile if requested.
10153 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10154 constructor. Change caller.
10155 (queue_initial_tasks): Add mapfile parameter. Change caller.
10156 (queue_middle_tasks): Likewise.
10157 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10159 * archive.cc: Include "mapfile.h".
10160 (Archive::add_symbols): Add mapfile parameter. Change all
10161 callers. Pass mapfile, symbol, and reason to include_member.
10162 (Archive::include_all_members): Add mapfile parameter. Change all
10164 (Archive::include_member): Add mapfile, sym, and why parameters.
10165 Change all callers. Report inclusion to map file.
10166 * archive.h: Include "fileread.h".
10167 (class Archive): Update declarations.
10168 (Archive::file): New const method.
10169 (class Add_archive_symbols): Add mapfile_ field. Update
10170 constructor. Change all callers.
10171 * readsyms.h (class Read_symbols): Likewise.
10172 (class Finish_group): Likewise.
10173 (class Read_script): Likewise.
10174 * common.cc: Include "mapfile.h".
10175 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10177 (Symbol_table::do_allocate_commons): Likewise.
10178 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10179 symbol allocation to mapfile.
10180 * common.h (class Allocate_commons_task): Add mapfile_ field.
10181 Update constructor. Change all callers.
10182 * symtab.h (class Symbol_table): Update declarations.
10183 * layout.cc: Include "mapfile.h".
10184 (Layout_task_runner::run): Print information to mapfile.
10185 (Layout::create_gold_note): Change Output_data_fixed_space to
10186 Output_data_zero_fill.
10187 (Layout::create_build_id): Likewise.
10188 (Layout::print_to_mapfile): New function.
10189 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10190 constructor. Change caller.
10191 (class Layout): Declare print_to_mapfile.
10192 * output.cc (Output_section::Input_section::print_to_mapfile): New
10194 (Output_section::add_input_section): If producing a map, always
10195 add to input_sections_ list.
10196 (Output_section::do_print_to_mapfile): New function.
10197 (Output_segment::print_sections_to_mapfile): New function.
10198 (Output_segment::print_section_list_to_mapfile): New function.
10199 * output.h: Include "mapfile.h".
10200 (Output_data::print_to_mapfile): New function.
10201 (Output_data::do_print_to_mapfile): New virtual function.
10202 (Output_segment_headers::do_print_to_mapfile): New function.
10203 (Output_file_header::do_print_to_mapfile): New function.
10204 (Output_data_const::do_print_to_mapfile): New function.
10205 (class Output_data_const_buffer): Add map_name_ field. Update
10206 constructor. Change all callers. Add do_print_to_mapfile
10208 (class Output_data_fixed_space): Likewise.
10209 (class Output_data_space): Likewise.
10210 (class Output_data_zero_fill): New class.
10211 (Output_data_strtab::do_print_to_mapfile): New function.
10212 (Output_data_reloc_base::do_print_to_mapfile): New function.
10213 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10214 (Output_data_group::do_print_to_mapfile): New function.
10215 (Output_data_got::do_print_to_mapfile): New function.
10216 (Output_data_dynamic::do_print_to_mapfile): New function.
10217 (Output_symtab_xindex::do_print_to_mapfile): New function.
10218 (class Output_section): Declare do_print_to_mapflie. Declare
10219 print_to_mapfile in Input_section.
10220 (class Output_segment): Declare new functions.
10221 * object.h (Sized_relobj::symbol_count): New function.
10222 * script-sections.cc
10223 (Output_section_element_dot_assignment::set_section_addresses):
10224 Change Output_data_fixed_space to Output_data_zero_fill.
10225 (Output_data_expression::do_print_to_mapfile): New function.
10226 * script.cc (read_input_script): Add mapfile parameter. Change
10228 * script.h (read_input_script): Update declaration.
10229 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10230 (Eh_frame::do_print_to_mapfile): New function.
10231 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10232 (Output_merge_string::do_print_to_mapfile): New function.
10233 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10235 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10237 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10239 * Makefile.am (CCFILES): Add mapfile.cc.
10240 (HFILES): Add mapfile.h.
10241 * Makefile.in: Rebuild.
10243 2008-05-19 Ian Lance Taylor <iant@google.com>
10245 * options.h (class General_options): Add -z relro.
10246 * layout.cc (Layout::Layout): Initialize relro_segment_.
10247 (Layout::add_output_section_data): Return the output section.
10248 (Layout::make_output_section): Rcognize relro sections and mark
10249 them appropriately.
10250 (Layout::attach_allocated_section_to_segment): Put relro sections
10251 in a PT_GNU_RELRO segment.
10252 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10254 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10256 (Layout::linkonce_mapping): Map d.rel.ro.local to
10257 .data.rel.ro.local.
10258 (Layout::output_section_name): Us .data.rel.ro.local for any
10259 section which begins with that.
10260 * layout.h (class Layout): Update add_output_section_data
10261 declaration. Add relro_segment_ field.
10262 * output.cc (Output_section::Output_section): Initialize is_relro_
10263 and is_relro_local_ fields.
10264 (Output_segment::add_output_section): Group relro sections.
10265 (Output_segment::is_first_section_relro): New function.
10266 (Output_segment::maximum_alignment): If there is a relro section,
10267 align the segment to the common page size.
10268 (Output_segment::set_section_addresses): Track whether we are
10269 looking at relro sections. If the last section is a relro
10270 section, align to the common page size.
10271 (Output_segment::set_section_list_addresses): Add in_relro
10272 parameter. Change all callers. Align to the page size when
10273 moving from relro to non-relro section.
10274 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10276 * output.h (class Output_section): Add is_relro_ and
10277 is_relro_local_ fields.
10278 (Output_section::is_relro): New function.
10279 (Output_section::set_is_relro): New function.
10280 (Output_section::is_relro_local): New function.
10281 (Output_section::set_is_relro_local): New function.
10282 (class Output_segment): Update declarations.
10283 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10284 * sparc.cc (Target_sparc::got_section): Likewise.
10285 * x86_64.cc (Target_x86_64::got_section): Likewise.
10286 * testsuite/relro_test_main.cc: New file.
10287 * testsuite/relro_test.cc: New file.
10288 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10289 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10290 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10291 (relro_test.so, relro_test_pic.o): New targets.
10292 * testsuite/Makefile.in: Rebuild.
10294 2008-05-16 Ian Lance Taylor <iant@google.com>
10296 * output.cc (Output_segment::add_output_section): Remove front
10298 * output.h (class Output_segment): Remove
10299 add_initial_output_section and overloaded add_output_section.
10300 Update declaration of remaining add_output_section.
10301 * layout.cc (Layout::create_interp): Call add_output_section
10302 rather than add_initial_output_section.
10303 (Layout::finish_dynamic_section): Likewise.
10305 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10306 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10307 know the dynamic type.
10308 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10309 field. Initialize it in constructor.
10310 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10311 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10312 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10315 * output.cc (Output_reloc::get_address): Change return type to
10317 * output.h (class Output_reloc): Update get_address declaration.
10318 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10319 for section addresses.
10321 2008-05-09 Ian Lance Taylor <iant@google.com>
10324 * gold.cc (gold_nomem): Use return value of write.
10326 2008-05-08 Ian Lance Taylor <iant@google.com>
10328 * symtab.c (Symbol::init_base_output_data): Add version
10329 parameter. Change all callers.
10330 (Symbol::init_base_output_segment): Likewise.
10331 (Symbol::init_base_constant): Likewise.
10332 (Symbol::init_base_undefined): Likewise.
10333 (Sized_symbol::init_output_data): Likewise.
10334 (Sized_symbol::init_output_segment): Likewise.
10335 (Sized_symbol::init_constant): Likewise.
10336 (Sized_symbol::init_undefined): Likewise.
10337 (Symbol_table::do_define_in_output_data): If the new symbol has a
10338 version, mark it as the default.
10339 (Symbol_table::do_define_in_output_segment): Likewise.
10340 (Symbol_table::do_define_as_constant): Likewise.
10341 * symtab.h (class Symbol): Update declarations.
10342 (class Sized_symbol): Likewise.
10343 * resolve.cc (Symbol::override_version): New function.
10344 (Symbol::override_base): Call override_version.
10345 (Symbol::override_base_with_special): Likewise.
10346 * testsuite/ver_script_8.script: New file.
10347 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10348 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10349 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10350 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10352 2008-05-06 Ian Lance Taylor <iant@google.com>
10355 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10357 (class General_options): Remove existing --undefined, and add
10358 --no-undefined instead. Add new --undefined as synonym for -u.
10359 * archive.cc (Archive::add_symbols): Check whether symbol was
10361 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10362 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10363 all uses. Add IS_UNDEFINED. Update declarations to split
10364 different versions of init_base. Declare init_base_undefined.
10365 (Symbol::is_defined): Handle IS_UNDEFINED.
10366 (Symbol::is_undefined): Likewise.
10367 (Symbol::is_weak_undefined): Call is_undefined.
10368 (Symbol::is_absolute): Handle IS_CONSTANT.
10369 (class Sized_symbol): Update declarations to split different
10370 versions of init. Declare init_undefined.
10371 (class Symbol_table): Declare new functions.
10372 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10373 Change all callers.
10374 (Symbol::init_base_output_data): Likewise.
10375 (Symbol::init_base_output_segment): Likewise.
10376 (Symbol::init_base_constant): Likewise.
10377 (Symbol::init_base_undefined): New function.
10378 (Sized_symbol::init_object): Rename from init. Change all
10380 (Sized_symbol::init_output_data): Likewise.
10381 (Sized_symbol::init_output_segment): Likewise.
10382 (Sized_symbol::init_constant): Likewise.
10383 (Sized_symbol::init_undefined): New function.
10384 (Symbol_table::add_undefined_symbols_from_command_line): New
10386 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10388 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10389 (Symbol::output_section): Likewise.
10390 (Symbol::set_output_section): Likewise.
10391 (Symbol_table::sized_finalize_symbol): Likewise.
10392 (Symbol_table::sized_write_globals): Likewise.
10393 * resolve.cc (Symbol_table::should_override): Likewise.
10394 (Symbol::override_base_with_special): Likewise.
10396 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10397 symbol, change it to have default visibility.
10398 * testsuite/protected_1.cc: New file.
10399 * testsuite/protected_2.cc: New file.
10400 * testsuite/protected_3.cc: New file.
10401 * testsuite/protected_main_1.cc: New file.
10402 * testsuite/protected_main_2.cc: New file.
10403 * testsuite/protected_main_3.cc: New file.
10404 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10405 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10406 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10407 (protected_1.so): New target.
10408 (protected_1_pic.o, protected_2_pic.o): New targets.
10409 (protected_3_pic.o): New target.
10410 (check_PROGRAMS): Add protected_2.
10411 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10412 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10413 * testsuite/Makefile.in: Rebuild.
10415 * options.h (DEFINE_var): Add set_user_set_##varname__.
10416 (DEFINE_bool_alias): New macro.
10417 (class General_options): Define -Bstatic using DEFINE_bool_alias
10418 rather than DEFINE_special. Add --undefined as an alias for -z
10420 * options.cc (General_options::parse_Bstatic): Remove.
10422 * options.h (class General_options): Add --fatal-warnings.
10423 * main.cc (main): Implement --fatal-warnings.
10424 * errors.h (Errors::warning_count): New function.
10426 * options.h (class General_options): Add -Bsymbolic-functions.
10427 * symtab.h (Symbol::is_preemptible): Check for
10428 -Bsymbolic-functions.
10430 2008-05-05 Ian Lance Taylor <iant@google.com>
10432 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10433 as noVARNAME rather than no-VARNAME.
10434 (class General_options): Add option -z combreloc.
10435 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10437 (Output_reloc::sort_before) [SHT_REL]: New function.
10438 (Output_reloc::sort_before) [SHT_RELA]: New function.
10439 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10440 Sort_relocs_comparison.
10441 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10442 parameter. Change all callers.
10443 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10444 sort_relocs parameter. Change all callers.
10445 * output.cc (Output_reloc::get_address): New function, broken out
10447 (Output_reloc::write_rel): Call it.
10448 (Output_reloc::compare): New function.
10449 (Output_data_reloc_base::do_write): Optionally sort relocs.
10451 * configure.ac: If targ_extra_obj is set, link it in.
10452 * configure.tgt: Initialize all variables.
10453 (x86_64*): Set targ_extra_obj and targ_extra_size.
10454 * configure: Rebuild.
10456 * object.cc (Sized_relobj::include_section_group): Adjust section
10457 indexes read from group data. Build vector to pass to
10459 * layout.cc (Layout::layout_group): Add flags and shndxes
10460 parameters. Remove contents parameter. Change caller. Update
10461 explicit instantiations.
10462 * layout.h (class Layout): Update layout_group declaration.
10463 * output.cc (Output_data_group::Output_data_group): Add flags and
10464 input_shndxes parameters. Remove contents parameter. Change
10466 (Output_data_group::do_write): Change input_sections_ to
10468 * output.h (class Output_data_group): Update constructor
10469 declaration. Rename input_sections_ to input_shndxes_.
10470 * testsuite/many_sections_test.cc: Add template.
10472 2008-04-30 Cary Coutant <ccoutant@google.com>
10474 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10476 * layout.cc (Layout::include_section): Refactored check for debug
10478 (Layout::add_comdat): Add new parameters. Change type
10479 of signature parameter. Add object and shndx to signatures table.
10480 (Layout::find_kept_object): New function.
10481 * layout.h: Include <cstring>.
10482 (Layout::is_debug_info_section): New function.
10483 (Layout::add_comdat): Add new parameters.
10484 (Layout::find_kept_object): New function.
10485 (Layout::Kept_section): New struct.
10486 (Layout::Signatures): Change type of map range.
10487 * object.cc (Relobj::output_section_address): New function.
10488 (Sized_relobj::include_section_group): Add new parameters. Change
10489 calls to Layout::add_comdat. Change to build table of kept comdat
10490 groups and table mapping discarded sections to kept sections.
10491 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10492 (Sized_relobj::do_layout): Change calls to include_section_group and
10493 include_linkonce_section.
10494 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10495 value to zero when section is discarded.
10496 (Sized_relobj::map_to_kept_section): New function.
10497 * object.h (Relobj::output_section_address): New function.
10498 (Relobj::Comdat_group): New type.
10499 (Relobj::find_comdat_group): New function.
10500 (Relobj::Comdat_group_table): New type.
10501 (Relobj::Kept_comdat_section): New type.
10502 (Relobj::Kept_comdat_section_table): New type.
10503 (Relobj::add_comdat_group): New function.
10504 (Relobj::set_kept_comdat_section): New function.
10505 (Relobj::get_kept_comdat_section): New function.
10506 (Relobj::comdat_groups_): New field.
10507 (Relobj::kept_comdat_sections_): New field.
10508 (Symbol_value::input_value): Update comment.
10509 (Sized_relobj::map_to_kept_section) New function.
10510 (Sized_relobj::include_linkonce_section): Add new parameter.
10511 * target-reloc.h (Comdat_behavior): New type.
10512 (get_comdat_behavior): New function.
10513 (relocate_section): Add code to map a discarded section to the
10514 corresponding kept section when applying a relocation.
10516 2008-04-30 Craig Silverstein <csilvers@google.com>
10518 * dwarf_reader.cc (next_generation_count): New static var.
10519 (Addr2line_cache_entry): New struct.
10520 (addr2line_cache): New static var.
10521 (Dwarf_line_info::one_addr2line): Added caching.
10522 (Dwarf_line_info::clear_addr2line_cache): New function.
10523 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10524 cache-size parameter.
10525 (Dwarf_line_info::one_addr2line_cache): New function.
10526 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10527 new cache-size argument to one_addr2line(), and clear cache.
10529 2008-04-28 Cary Coutant <ccoutant@google.com>
10531 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10532 R_386_PC8 relocations.
10534 2008-04-23 Ian Lance Taylor <iant@google.com>
10536 * object.cc (Sized_relobj::include_section_group): Check for
10537 invalid section group.
10539 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10542 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10543 than read for file header.
10544 * archive.cc (Archive::include_member): Likewise.
10546 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10548 * aclocal.m4: Regenerate.
10549 * configure: Regenerate.
10551 2008-04-19 Ian Lance Taylor <iant@google.com>
10553 * version.cc (version_string): Bump to 1.6.
10555 * testsuite/Makefile.am (many_sections_r_test): New target.
10556 (many_sections_r_test_SOURCES): Remove.
10557 (many_sections_r_test_DEPENDENCIES): Remove.
10558 (many_sections_r_test_LDFLAGS): Remove.
10559 (many_sections_r_test_LDADD): Remove.
10561 * object.cc (Sized_relobj::do_add_symbols): Always pass
10562 local_symbol_count_ to add_from_relobj.
10564 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10565 every thousand variables.
10566 * testsuite/Makefile.in: Rebuild.
10568 * object.cc (Xindex::initialize_symtab_xindex): New function.
10569 (Xindex::read_symtab_xindex): New function.
10570 (Xindex::sym_xindex_to_shndx): New function.
10571 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10573 (Sized_relobj::do_initialize_xindex): New function.
10574 (Sized_relobj::do_read_symbols): Adjust section links.
10575 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10576 parameter. Change all callers.
10577 (Sized_relobj::include_section_group): Adjust section links and
10578 symbol section indexes.
10579 (Sized_relobj::do_layout): Adjust section links.
10580 (Sized_relobj::do_count_local_symbols): Adjust section links and
10581 symbol section indexes.
10582 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10583 ordinary and special symbols.
10584 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10585 dynsym_xindex parameters. Change all callers. Adjust section
10586 links. Use SHN_XINDEX when needed.
10587 (Sized_relobj::get_symbol_location_info): Adjust section links.
10588 Don't get fooled by special symbols.
10589 * object.h (class Xindex): Define.
10590 (class Object): Add xindex_ parameter. Declare virtual functoin
10591 do_initialize_xindex.
10592 (Object::adjust_sym_shndx): New function.
10593 (Object::set_xindex): New protected function.
10594 (class Symbol_value): Add is_ordinary_shndx_ field.
10595 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10596 (Symbol_value::value): Assert ordinary section.
10597 (Symbol_value::initialize_input_to_output_map): Likewise.
10598 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10599 Change all callers.
10600 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10602 (class Sized_relobj): Update declarations.
10603 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10604 parameter. Change all callers.
10605 (Sized_relobj::adjust_shndx): New function.
10606 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10608 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10609 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10610 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10611 (Sized_dynobj::read_dynsym_section): Adjust section links.
10612 (Sized_dynobj::read_dynamic): Likewise.
10613 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10615 (Sized_dynobj::do_initialize_xindex): New function.
10616 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10617 do_initialize_xindex.
10618 (Sized_dynobj::adjust_shndx): New function.
10619 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10620 dynsym_xindex_ fields.
10621 (Layout::finalize): Add a call to set_section_indexes before
10622 creating the symtab sections.
10623 (Layout::set_section_indexes): Don't do anything if the section
10624 already has a section index.
10625 (Layout::create_symtab_sections): Add shnum parameter. Change
10626 caller. Create .symtab_shndx section if needed.
10627 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10629 (Layout::allocated_output_section_count): New function.
10630 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10632 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10633 fields. Update declarations.
10634 (Layout::symtab_xindex): New function.
10635 (Layout::dynsym_xindex): New function.
10636 (class Write_symbols_task): Add layout_ field.
10637 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10639 * output.cc (Output_section_headers::Output_section_headers): Add
10640 shstrtab_section parameter. Change all callers.
10641 (Output_section_headers::do_sized_write): Store overflow values
10642 for section count and section string table section index in
10643 section header zero.
10644 (Output_file_header::do_sized_write): Check for overflow of
10645 section count and section string table section index.
10646 (Output_symtab_xindex::do_write): New function.
10647 (Output_symtab_xindex::endian_do_write): New function.
10648 * output.h (class Output_section_headers): Add shstrtab_section_.
10649 Update declarations.
10650 (class Output_symtab_xindex): Define.
10651 (Output_section::has_out_shndx): New function.
10652 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10654 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10655 Change all callers.
10656 (Sized_symbol::init): Likewise.
10657 (Symbol::output_section): Check for ordinary symbol.
10658 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10659 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10661 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10662 Change all callers. Simplify handling of symbols from sections
10663 not included in the link.
10664 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10666 (Weak_alias_sorter::operator()): Assert that symbols are
10668 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10670 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10671 parameters. Change all callers.
10672 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10673 symbol distinction. Use SHN_XINDEX when needed.
10674 (Symbol_table::write_section_symbol): Add symtab_xindex
10675 parameter. Change all callers.
10676 (Symbol_table::sized_write_section_symbol): Likewise. Use
10677 SHN_XINDEX when needed.
10678 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10680 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10681 (Symbol::is_defined): Check is_ordinary.
10682 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10683 (Symbol::is_absolute, Symbol::is_common): Likewise.
10684 (class Sized_symbol): Update declarations.
10685 (class Symbol_table): Update declarations.
10686 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10687 parameters. Change all callers.
10688 (Sized_symbol::override): Likewise.
10689 (Symbol_table::override): Likewise.
10690 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10691 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10692 is_ordinary, and orig_st_shndx parameters. Change all callers.
10693 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10694 to be in an ordinary section.
10695 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10696 object and is_ordinary parameters. Change all callers.
10697 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10698 Change all callers. Don't add undefined or non-ordinary symbols
10700 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10701 Change all callers.
10702 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10704 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10705 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10706 (Sized_relobj::relocate_sections): Likewise.
10707 * target-reloc.h (scan_relocs): Adjust section symbol index.
10708 (scan_relocatable_relocs): Likewise.
10709 * i386.cc (Scan::local): Check for ordinary symbols.
10710 * sparc.cc (Scan::local): Likewise.
10711 * x86_64.cc (Scan::local): Likewise.
10712 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10713 to symbol_section_and_value.
10714 * testsuite/many_sections_test.cc: New file.
10715 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10716 (check_PROGRAMS): Add many_sections_test.
10717 (many_sections_test_SOURCES): Define.
10718 (many_sections_test_DEPENDENCIES): Define.
10719 (many_sections_test_LDFLAGS): Define.
10720 (BUILT_SOURCES): Add many_sections_define.h.
10721 (many_sections_define.h): New target.
10722 (BUILT_SOURCES): Add many_sections_check.h.
10723 (many_sections_check.h): New target.
10724 (check_PROGRAMS): Add many_sections_r_test.
10725 (many_sections_r_test_SOURCES): Define.
10726 (many_sections_r_test_DEPENDENCIES): Define.
10727 (many_sections_r_test_LDFLAGS): Define.
10728 (many_sections_r_test_LDADD): Define.
10729 (many_sections_r_test.o): New target.
10730 * testsuite/Makefile.in: Rebuild.
10732 2008-04-17 Cary Coutant <ccoutant@google.com>
10734 * errors.cc (Errors::info): New function.
10735 (gold_info): New function.
10736 * errors.h (Errors::info): New function.
10737 * gold.h (gold_info): New function.
10738 * object.cc (Input_objects::add_object): Print trace output.
10739 * options.cc (options::parse_set): New function.
10740 (General_options::parse_wrap): Deleted.
10741 (General_options::General_options): Deleted initializer.
10742 * options.h (options::String_set): New typedef.
10743 (options::parse_set): New function.
10744 (DEFINE_set): New macro.
10745 (General_options::wrap): Changed to use DEFINE_set. Changed
10746 callers of any_wrap_symbols and is_wrap_symbol.
10747 (General_options::trace, General_options::trace_symbol):
10749 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10750 (General_options::wrap_symbols_): Deleted.
10751 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10753 2008-04-17 David S. Miller <davem@davemloft.net>
10755 * options.cc (General_options::parse_V): New function.
10756 * options.h: Add entries for -V and -Qy.
10758 2008-04-17 Ian Lance Taylor <iant@google.com>
10760 * common.cc (Symbol_table::allocate_commons): Remove options
10761 parameter. Change caller.
10762 (Symbol_table::do_allocate_commons): Remove options parameter.
10763 Change caller. Just call do_allocate_commons_list twice.
10764 (Symbol_table::do_allocate_commons_list): New function, broken out
10765 of do_allocate_commons.
10766 * common.h (class Allocate_commons_task): Remove options_ field.
10767 Update constructor.
10768 * symtab.cc (Symbol_table::Symbol_table): Initialize
10770 (Symbol_table::add_from_object): Put TLS common symbols on
10772 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10773 which are IN_OUTPUT_DATA.
10774 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10775 allocate_commons and do_allocate_commons declarations. Declare
10776 do_allocate_commons_list.
10777 * gold.cc (queue_middle_tasks): Update creation of
10778 Allocate_commons_task to not pass options.
10779 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10780 (TLS_TEST_C_FLAGS): New variable.
10781 (tls_test_c_pic.o): New target.
10782 (tls_test_shared.so): Link in tls_test_c_pic.o.
10783 (tls_test_c_pic_ie.o): New target.
10784 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10785 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10786 (tls_test_c.o): New target.
10787 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10788 (tls_pic_test_LDADD): Likewise.
10789 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10790 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10791 (tls_test_c_gnu2.o): New target.
10792 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10794 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10795 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10796 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10797 * testsuite/tls_test.cc: Include "config.h".
10798 (t_last): Call t11_last.
10799 * testsuite/tls_test.h (t11, t11_last): Declare.
10800 * testsuite/tls_test_c.c: New file.
10801 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10802 * configure.ac: Check for OpenMP support.
10803 * configure, config.in, Makefile.in: Rebuild.
10804 * testsuite/Makefile.in: Rebuild.
10806 2008-04-16 Cary Coutant <ccoutant@google.com>
10808 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10809 (Target_i386::tls_base_symbol_defined_): New field.
10810 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10811 (Target_i386::Scan::global): Likewise.
10812 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10813 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10814 (Target_x86_64::tls_base_symbol_defined_): New field.
10815 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10816 (Target_x86_64::Scan::global): Likewise.
10818 2008-04-16 Cary Coutant <ccoutant@google.com>
10820 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10821 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10822 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10823 building shared libraries.
10824 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10825 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10826 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10827 * testsuite/Makefile.in: Rebuild.
10828 * testsuite/weak_undef.h: New file.
10829 * testsuite/weak_undef_file1.cc: Add extra test cases.
10830 * testsuite/weak_undef_file2.cc: Likewise.
10831 * testsuite/weak_undef_test.cc: Likewise.
10833 2008-04-16 David S. Miller <davem@davemloft.net>
10835 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10836 Add issued_non_pic_error_ field. Declare check_non_pic.
10837 (Target_sparc::Scan::check_non_pic): New function.
10838 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10839 (Target_sparc::Scan::global): Likewise.
10841 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10842 * configure: Rebuild.
10844 * options.h (DEFINE_enable): New macro.
10845 (new_dtags): New enable option.
10846 (initfirst, interpose, loadfltr, nodefaultlib,
10847 nodelete, nodlopen, nodump): New -z options.
10848 * layout.cc (Layout:finish_dynamic_section): If new
10849 dtags enabled, emit DT_RUNPATH. Also, emit a
10850 DT_FLAGS_1 containing any specified -z flags.
10852 2008-04-16 Ian Lance Taylor <iant@google.com>
10854 * copy-relocs.cc: New file.
10855 * copy-relocs.h: New file.
10856 * reloc.cc: Remove Copy_relocs code.
10857 * reloc.h: Likewise.
10858 * reloc-types.h (struct Reloc_types) [both versions]: Add
10859 get_reloc_addend_noerror.
10860 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10861 variants of add_global which take an addend which must be zero.
10862 * i386.cc: Include "copy-relocs.h".
10863 (class Target_i386): Change type of copy_relocs_ to variable,
10864 update initializer.
10865 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10866 Change all callers.
10867 (Target_i386::do_finalize_sections): Change handling of
10869 * sparc.cc: Include "copy-relocs.h".
10870 (class Target_sparc): Change type of copy_relocs_ to variable,
10871 update initializer.
10872 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10873 Change all callers.
10874 (Target_sparc::do_finalize_sections): Change handling of
10876 * x86_64.cc: Include "copy-relocs.h".
10877 (class Target_x86_64): Change type of copy_relocs_ to variable,
10878 update initializer.
10879 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10880 class. Change all callers.
10881 (Target_x86_64::do_finalize_sections): Change handling of
10883 * Makefile.am (CCFILES): Add copy-relocs.cc.
10884 (HFILES): Add copy-relocs.h.
10886 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10888 * testsuite/script_test_4.sh: Permit leading zeroes.
10890 2008-04-15 Ian Lance Taylor <iant@google.com>
10892 * script-sections.cc (Script_sections::create_segments): Use
10893 header_size_adjustment even when there is enough room for the
10895 * testsuite/script_test_4.sh: New file.
10896 * testsuite/script_test_4.t: New file.
10897 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10898 (check_DATA): Add script_test_4.stdout.
10899 (MOSTLYCLEANFILES): Likewise.
10900 (script_test_4): New target.
10901 (script_test_4.stdout): New target.
10902 * testsuite/Makefile.in: Rebuild.
10904 * sparc.cc: Add definitions for Output_data_plt_sparc class
10907 2008-04-14 David S. Miller <davem@davemloft.net>
10909 * sparc.cc: New file.
10910 * Makefile.am (TARGETSOURCES): Add sparc.cc
10911 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10912 * configure.tgt: Document targ_extra_size and
10913 targ_extra_big_endian. Add entries for sparc-* and
10915 * configure.ac: Handle targ_extra_size and
10916 targ_extra_big_endian.
10917 * Makefile.in: Rebuild.
10918 * configure: Likewise.
10919 * po/POTFILES.in: Likewise.
10920 * po/gold.pot: Likewise.
10922 2008-04-14 Ian Lance Taylor <iant@google.com>
10924 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10925 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10926 in the name/type/flags to section mapping. Don't call
10927 allocate_output_section.
10928 (Layout::choose_output_section): Change parameter from adjust_name
10929 to is_input_section. Don't permit input sections after sections
10930 are attached to segments. Don't call allocate_output_section.
10931 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10932 not write_enable_output_section.
10933 (Layout::make_output_section): Don't push to
10934 unattached_section_list_ nor call attach_to_segment. Call
10935 attach_section_to_segment if sections are attached.
10936 (Layout::attach_sections_to_segments): New function.
10937 (Layout::attach_section_to_segment): New function.
10938 (Layout::attach_allocated_section_to_segment): Rename from
10939 attach_to_segment. Remove flags parameter.
10940 (Layout::allocate_output_section): Remove function.
10941 (Layout::write_enable_output_section): Remove function.
10942 * layout.h (class Layout): Update for above changes. Add new
10943 field sections_are_attached_.
10944 * output.h (Output_section::update_flags_for_input_section): New
10946 * output.cc (Output_section::add_input_section): Call
10947 update_flags_for_input_section.
10948 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10950 2008-04-11 Cary Coutant <ccoutant@google.com>
10952 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10953 thought unnecessary.
10954 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10956 2008-04-11 Ian Lance Taylor <iant@google.com>
10958 * output.h (class Output_section_data): Remove inline definition
10960 * output.cc (Output_section_data::set_addralign): New function.
10962 2008-04-11 Cary Coutant <ccoutant@google.com>
10964 Add support for TLS descriptors for i386 and x86_64.
10965 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10966 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10967 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10969 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10970 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10971 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10973 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10974 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10975 Fix problem with initial-exec relocations.
10976 (Target_i386::Relocate::relocate_tls): Likewise.
10977 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10979 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10980 support for section-plus-offset dynamic table entries.
10981 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10982 (Output_data_dynamic::Dynamic_entry): Add support for
10983 section-plus-offset dynamic table entries.
10984 (Output_data_dynamic::Classification): Likewise.
10985 (Output_data_dynamic::classification_): Renamed offset_.
10986 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10987 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10988 (Target_x86_64::make_plt_section): New function.
10989 (Target_x86_64::reserve_tlsdesc_entries): New function.
10990 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10991 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10992 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10993 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10994 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10995 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10996 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10997 add extra PLT entry for TLS descriptors.
10998 (Output_data_plt_x86_64::got_): New field.
10999 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11000 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11002 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11004 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11005 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11006 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11007 R_386_TLS_DESC_CALL relocations.
11008 (Target_x86_64::Scan::global): Likewise.
11009 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11010 for TLS descriptors.
11011 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11012 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11013 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11014 GD-to-IE relaxation.
11015 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11016 and TLS_DESCRIPTORS.
11017 * Makefile.in: Rebuild.
11018 * configure: Rebuild.
11019 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11020 (tls_test_shared2.so): New target.
11021 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11022 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11023 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11024 (tls_shared_gd_to_ie_test_LDADD): New variable.
11025 (tls_shared_gnu2_gd_to_ie_test): New target.
11026 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11028 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11029 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11030 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11031 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11032 (tls_shared_gnu2_test): New target.
11033 (tls_test_gnu2_shared.so): New target.
11034 (tls_shared_gnu2_test_SOURCES): New variable.
11035 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11036 (tls_shared_gnu2_test_LDFLAGS): New variable.
11037 (tls_shared_gnu2_test_LDADD): New variable.
11038 * testsuite/Makefile.in: Rebuild.
11039 * testsuite/Makefile.
11041 2008-04-11 Ian Lance Taylor <iant@google.com>
11043 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11045 * testsuite/Makefile.in: Rebuild.
11047 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11049 * testsuite/script_test_2.cc (main): Adjust test.
11051 2008-04-11 David S. Miller <davem@davemloft.net>
11052 Ian Lance Taylor <iant@google.com>
11054 * options.h (General_options): Add entries for '-Y' and
11056 * options.cc (General_options:finalize): If -Y was used, add those
11057 entries to the library path instead of the default "/lib" and
11060 2008-04-11 David S. Miller <davem@davemloft.net>
11062 * testsuite/justsyms.t: Start at 0x100.
11063 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11064 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11066 * testsuite/script_test_2.cc: Adjust string and section length
11069 2008-04-09 Ian Lance Taylor <iant@google.com>
11072 * script-sections.cc (Sections_element::allocate_to_segment): Add
11074 (Output_section_definition::allocate_to_segment): Likewise.
11075 (Orphan_output_section::allocate_to_segment): Likewise.
11076 (Script_sections::attach_sections_using_phdrs_clause): Don't
11077 propagate non-PT_LOAD segments to orphan sections.
11078 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11079 readelf rather than objdump.
11080 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11081 .interp section and PT_INTERP segment are the same size.
11082 * testsuite/Makefile.in: Rebuild.
11084 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11085 aliases for symbols defined in the same object.
11086 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11087 (weak_alias_test_SOURCES): New variable.
11088 (weak_alias_test_DEPENDENCIES): New variable.
11089 (weak_alias_test_LDFLAGS): New variable.
11090 (weak_alias_test_LDADD): New variable.
11091 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11092 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11093 (weak_alias_test_3.o): New target.
11094 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11095 * testsuite/weak_alias_test_main.cc: New file.
11096 * testsuite/weak_alias_test_1.cc: New file.
11097 * testsuite/weak_alias_test_2.cc: New file.
11098 * testsuite/weak_alias_test_3.cc: New file.
11100 2008-04-08 Ian Lance Taylor <iant@google.com>
11102 * options.h (class General_options): Add --noinhibit-exec option.
11103 * main.cc (main): Check --noinhibit-exec.
11105 * options.h (class General_options): Define --wrap as a special
11106 option. Add wrap_symbols_ field.
11107 (General_options::any_wrap_symbols): New function.
11108 (General_options::is_wrap_symbol): New function.
11109 * options.cc (General_options::parse_wrap): New function.
11110 (General_options::General_options): Initialize wrap_symbols_.
11111 * symtab.cc (Symbol_table::wrap_symbol): New function.
11112 (Symbol_table::add_from_object): Handle --wrap.
11113 * symtab.h (class Symbol_table): Declare wrap_symbol.
11114 * target.h (Target::wrap_char): New function.
11115 (Target::Target_info): Add wrap_char field.
11116 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11117 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11118 * testsuite/testfile.cc (Target_test::test_target_info):
11121 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11124 * layout.h (class Layout): Add added_eh_frame_data_ field.
11125 * layout.cc (Layout::Layout): Initialize new field.
11126 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11127 output section until we find a section we merged successfully.
11128 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11129 that the size be non-zero.
11131 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11134 2008-04-08 Craig Silverstein <csilvers@google.com>
11136 * configure.ac: Export new conditional variable HAVE_ZLIB.
11137 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11139 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11140 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11142 2008-04-07 Ian Lance Taylor <iant@google.com>
11144 * version.cc (version_string): Set to "1.5".
11146 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11147 Add issued_non_pic_error_ field. Declare check_non_pic.
11148 (Target_x86_64::Scan::check_non_pic): New function.
11149 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11150 (Target_x86_64::Scan::global): Likewise.
11152 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11153 addend parameter. Change caller. Handle merge sections.
11154 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11155 Address to Addend. Don't add in the result of
11156 local_section_offset, pass down the addend and use the returned
11158 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11159 Update declarations of local_section_offset and symbol_value.
11160 * testsuite/two_file_test_1.cc (t18): New function.
11161 * testsuite/two_file_test_2.cc (f18): New function.
11162 * testsuite/two_file_test_main.cc (main): Call t18.
11163 * testsuite/two_file_test.h (t18, f18): Declare.
11165 * configure.ac: Don't test for objdump, c++filt, or readelf.
11166 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11168 (TEST_READELF): New variable.
11169 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11170 (check_PROGRAMS): Add two_file_strip_test.
11171 (two_file_strip_test): New target.
11172 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11173 (two_file_same_shared_strip_test_SOURCES): New variable.
11174 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11175 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11176 (two_file_same_shared_strip_test_LDADD): New variable.
11177 (two_file_shared_strip.so): New target.
11178 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11179 (ver_test_5.syms, ver_test_7.syms): Likewise.
11180 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11181 (strip_test_3.stdout): Use TEST_OBJDUMP.
11182 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11184 2008-04-04 Cary Coutant <ccoutant@google.com>
11186 * symtab.h (Symbol::is_weak_undefined): New function.
11187 (Symbol::is_strong_undefined): New function.
11188 (Symbol::is_absolute): New function.
11189 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11190 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11192 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11193 (weak_undef_test): New target.
11194 * testsuite/Makefile.in: Rebuild.
11195 * testsuite/weak_undef_file1.cc: New file.
11196 * testsuite/weak_undef_file2.cc: New file.
11197 * testsuite/weak_undef_test.cc: New file.
11199 2008-04-03 Craig Silverstein <csilvers@google.com>
11201 * compressed_output.h (class Output_compressed_section): Use
11203 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11205 (zlib_compressed_suffix): Removed.
11206 (Output_compressed_section::set_final_data_size): Use unsigned
11208 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11209 Fix linker invocation.
11210 (flagstest_o_specialfile_and_compress_debug_sections):
11212 * testsuite/Makefile.in: Regenerated.
11214 2008-04-02 David S. Miller <davem@davemloft.net>
11216 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11217 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11219 2008-04-02 Craig Silverstein <csilvers@google.com>
11223 2008-04-02 Ian Lance Taylor <iant@google.com>
11225 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11226 parameters. Update for new key type to views_. Change all
11228 (File_read::read): Adjust for byteshift in returned view.
11229 (File_read::add_view): New function, broken out of
11230 find_and_make_view.
11231 (File_read::make_view): New function, broken out of
11232 find_and_make_view.
11233 (File_read::find_or_make_view): Add offset and aligned
11234 parameters. Rewrite accordingly. Change all callers.
11235 (File_read::get_view): Add offset and aligned parameters. Adjust
11236 for byteshift in return value.
11237 (File_read::get_lasting_view): Likewise.
11238 * fileread.h (class File_read): Update declarations.
11239 (class File_read::View): Add byteshift_ field. Add byteshift to
11240 constructor. Add byteshift method.
11241 * archive.h (Archive::clear_uncached_views): New function.
11242 (Archive::get_view): Add aligned parameter. Change all callers.
11243 * object.h (Object::get_view): Add aligned parameter. Change all
11245 (Object::get_lasting_view): Likewise.
11247 * fileread.cc (File_read::release): Don't call clear_views if
11248 there are multiple objects.
11249 * fileread.h (File_read::clear_uncached_views): New function.
11250 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11253 2008-03-31 Cary Coutant <ccoutant@google.com>
11255 Add thin archive support.
11256 * archive.cc (Archive::armagt): New const.
11257 (Archive::setup): Remove task parameter and calls to unlock.
11258 (Archive::unlock_nested_archives): New function.
11259 (Archive::read_header): Add nested_off parameter. Change
11261 (Archive::interpret_header): Likewise.
11262 (Archive::include_all_members): Change to handle thin
11264 (Archive::include_member): Likewise.
11265 * archive.h (Archive::Archive): Add new parameters and
11267 (Archive::armagt): New const.
11268 (Archive::setup): Remove task parameter.
11269 (Archive::unlock_nested_archives): New function.
11270 (Archive::read_header): Add nested_off parameter.
11271 (Archive::interpret_header): Likewise.
11272 (Archive::Nested_archive_table): New typedef.
11273 (Archive::is_thin_archive_): New field.
11274 (Archive::nested_archives_): New field.
11275 (Archive::options_): New field.
11276 (Archive::dirpath_): New field.
11277 (Archive::task_): New field.
11278 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11279 for thin archives. Pass additional parameters to
11280 Archive::Archive. Unlock the archive file after calling
11283 2008-03-29 Ian Lance Taylor <iant@google.com>
11285 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11286 version symbol to be local.
11287 * testsuite/ver_test_4.sh: New file.
11288 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11289 (check_DATA): Add ver_test_4.syms.
11290 (ver_test_4.syms): New target.
11291 * testsuite/Makefile.in: Rebuild.
11294 (Output_section::Input_section_sort_entry::has_priority): New
11296 (Output_section::Input_section_sort_entry::match_file_name): New
11298 (Output_section::Input_section_sort_entry::match_section_name):
11300 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11302 (Output_section::Input_section_sort_entry::match_section_file):
11304 (Output_section::Input_section_sort_compare::operator()): Rewrite
11305 using new Input_section_sort_entry functions. Sort crtbegin and
11306 crtend first. Sort sections with no priority before sections with
11308 * testsuite/initpri1.c (d3): Check j != 4.
11309 (cd5): New constructor/destructor function.
11310 (main): Check j != 2.
11312 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11313 new symbol when resolving, don't call set_is_default.
11314 * testsuite/ver_test_7.cc: New file.
11315 * testsuite/ver_test_7.sh: New file.
11316 * testsuite/Makefile.am (ver_test_7.so): New target.
11317 (ver_test_7.o): New target.
11318 (check_SCRIPTS): Add ver_test_7.sh.
11319 (check_DATA): Add ver_test_7.syms.
11320 (ver_test_7.syms): New target.
11322 2008-03-28 Ian Lance Taylor <iant@google.com>
11324 * layout.cc (Layout::layout): If we see an input section with a
11325 name that needs sorting, set the must_sort flag for the output
11327 (Layout::make_output_section): If the name of the output section
11328 indicates that it might require sorting, set the may_sort flag.
11329 * output.h (Output_section::may_sort_attached_input_sections): New
11331 (Output_section::set_may_sort_attached_input_sections): New
11333 (Output_section::must_sort_attached_input_sections): New
11335 (Output_section::set_must_sort_attached_input_sections): New
11337 (class Output_section): Declare Input_section_sort_entry. Define
11338 Input_section_sort_compare. Declare
11339 sort_attached_input_sections. Add new fields:
11340 may_sort_attached_input_sections_,
11341 must_sort_attached_input_sections_,
11342 attached_input_sections_are_sorted_.
11343 * output.cc (Output_section::Output_section): Initialize new
11345 (Output_section::add_input_section): Add an entry to
11346 input_sections_ if may_sort or must_sort are true.
11347 (Output_section::set_final_data_size): Call
11348 sort_attached_input_sections if necessary.
11349 (Output_section::Input_section_sort_entry): Define new class.
11350 (Output_section::Input_section_sort_compare::operator()): New
11352 (Output_section::sort_attached_input_sections): New function.
11353 * configure.ac: Check whether the compiler supports constructor
11354 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11355 * testsuite/initpri1.c: New file.
11356 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11357 CONSTRUCTOR_PRIORITY.
11358 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11359 (initpri1_LDFLAGS): New variable.
11360 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11362 2008-03-27 Ian Lance Taylor <iant@google.com>
11364 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11365 * testsuite/common_test_1.c: New file.
11366 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11367 (common_test_1_SOURCES): New variable.
11368 (common_test_1_DEPENDENCIES): New variable.
11369 (common_test_1_LDFLAGS): New variable.
11371 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11372 and commons_ correctly when NAME/VERSION does not override
11374 * testsuite/ver_test_6.c: New file.
11375 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11376 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11377 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11379 2008-03-26 Ian Lance Taylor <iant@google.com>
11381 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11382 of an undefined symbol from a version script.
11383 * testsuite/Makefile.am (ver_test_5.so): New target.
11384 (ver_test_5.o): New target.
11385 (check_SCRIPTS): Add ver_test_5.sh.
11386 (check_DATA): Add ver_test_5.syms.
11387 (ver_test_5.syms): New target.
11388 * testsuite/ver_test_5.cc: New file.
11389 * testsuite/ver_test_5.script: New file.
11390 * testsuite/ver_test_5.sh: New file.
11391 * Makefile.in, testsuite/Makefile.in: Rebuild.
11394 Fix problems building gold with gcc 4.3.0.
11395 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11396 (gold_error_at_location, gold_warning_at_location): Use it.
11397 * configure.ac: Check whether we can compile and use a template
11398 function with a printf attribute.
11399 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11400 when jumping over bytes.
11401 * object.cc: Instantiate Object::read_section_data.
11402 * debug.h: Include <cstring>
11403 * dwarf_reader.cc: Include <algorithm>
11404 * main.cc: Include <cstring>.
11405 * options.cc: Include <cstring>.
11406 * output.cc: Include <cstring>.
11407 * script.cc: Include <cstring>.
11408 * script.h: Include <string>.
11409 * symtab.cc: Include <cstring> and <algorithm>.
11410 * target-select.cc: Include <cstring>.
11411 * version.cc: Include <string>.
11412 * testsuite/testmain.cc: Include <cstdlib>.
11413 * configure, config.in: Rebuild.
11415 2008-03-25 Ian Lance Taylor <iant@google.com>
11417 * options.cc: Include "../bfd/bfdver.h".
11418 (options::help): Print bug reporting address.
11420 * version.cc (print_version): Adjust output for current value of
11421 BFD_VERSION_STRING.
11425 * options.cc (options::help): Print list of supported targets.
11426 * target-select.h: Include <vector>.
11427 (class Target_selector): Make machine_, size_, and is_big_endian_
11428 fields const. Add bfd_name_ and instantiated_target_ fields.
11429 (Target_selector::Target_selector): Add bfd_name parameter.
11430 (Target_selector::recognize): Make non-virtual, call
11432 (Target_selector::recognize_by_name): Make non-virtual, call
11433 do_recognize_by_name.
11434 (Target_selector::supported_names): New function.
11435 (Target_selector::bfd_name): New function.
11436 (Target_selector::do_instantiate_target): New pure virtual
11438 (Target_selector::do_recognize): New virtual function.
11439 (Target_selector::do_recognize_by_name): New virtual function.
11440 (Target_selector::instantiate_target): New private function.
11441 (supported_target_names): Declare.
11442 * target-select.cc (Target_selector::Target_selector): Update for
11443 new parameter and fields.
11444 (select_target_by_name): Check that the name matches before
11445 calling recognize_by_name.
11446 (supported_target_names): New function.
11447 * i386.cc (class Target_selector_i386): Update Target_selector
11448 constructor call. Remove recognize and recognize_by_name. Add
11449 do_instantiate_target.
11450 * x86_64.cc (class Target_selector_x86_64): Likewise.
11451 * testsuite/testfile.cc (class Target_selector_test): Update for
11452 changes to Target_selector.
11454 * README: Rewrite, with some notes on unsupported features.
11456 2008-03-24 Cary Coutant <ccoutant@google.com>
11458 * i386.cc (Target_i386::Got_type): New enum declaration.
11459 (Target_i386::Scan::local): Updated callers of Output_data_got
11461 (Target_i386::Scan::global): Likewise.
11462 (Target_i386::Relocate::relocate): Likewise.
11463 (Target_i386::Relocate::relocate_tls): Likewise.
11464 * object.h (Got_offset_list): New class.
11465 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11466 (Sized_relobj::local_got_offset): Likewise.
11467 (Sized_relobj::set_local_got_offset): Likewise.
11468 (Sized_relobj::local_has_tls_got_offset): Removed.
11469 (Sized_relobj::local_tls_got_offset): Removed.
11470 (Sized_relobj::set_local_tls_got_offset): Removed.
11471 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11472 * output.cc (Output_data_got::add_global): Added got_type parameter.
11473 (Output_data_got::add_global_with_rel): Likewise.
11474 (Output_data_got::add_global_with_rela): Likewise.
11475 (Output_data_got::add_global_pair_with_rel): New function.
11476 (Output_data_got::add_global_pair_with_rela): New function.
11477 (Output_data_got::add_local): Added got_type parameter.
11478 (Output_data_got::add_local_with_rel): Likewise.
11479 (Output_data_got::add_local_with_rela): Likewise.
11480 (Output_data_got::add_local_pair_with_rel): New function.
11481 (Output_data_got::add_local_pair_with_rela): New function.
11482 (Output_data_got::add_global_tls): Removed.
11483 (Output_data_got::add_global_tls_with_rel): Removed.
11484 (Output_data_got::add_global_tls_with_rela): Removed.
11485 (Output_data_got::add_local_tls): Removed.
11486 (Output_data_got::add_local_tls_with_rel): Removed.
11487 (Output_data_got::add_local_tls_with_rela): Removed.
11488 * output.h (Output_data_got::add_global): Added got_type parameter.
11489 (Output_data_got::add_global_with_rel): Likewise.
11490 (Output_data_got::add_global_with_rela): Likewise.
11491 (Output_data_got::add_global_pair_with_rel): New function.
11492 (Output_data_got::add_global_pair_with_rela): New function.
11493 (Output_data_got::add_local): Added got_type parameter.
11494 (Output_data_got::add_local_with_rel): Likewise.
11495 (Output_data_got::add_local_with_rela): Likewise.
11496 (Output_data_got::add_local_pair_with_rel): New function.
11497 (Output_data_got::add_local_pair_with_rela): New function.
11498 (Output_data_got::add_global_tls): Removed.
11499 (Output_data_got::add_global_tls_with_rel): Removed.
11500 (Output_data_got::add_global_tls_with_rela): Removed.
11501 (Output_data_got::add_local_tls): Removed.
11502 (Output_data_got::add_local_tls_with_rel): Removed.
11503 (Output_data_got::add_local_tls_with_rela): Removed.
11504 * resolve.cc (Symbol::override_base_with_special): Removed
11505 reference to has_got_offset_ field.
11506 * symtab.cc (Symbol::init_fields): Replaced initialization
11507 of got_offset_ with got_offsets_. Removed initialization
11509 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11510 (Symbol::got_offset): Likewise.
11511 (Symbol::set_got_offset): Likewise.
11512 (Symbol::has_tls_got_offset): Removed.
11513 (Symbol::tls_got_offset): Removed.
11514 (Symbol::set_tls_got_offset): Removed.
11515 (Symbol::got_offset_): Removed.
11516 (Symbol::tls_mod_got_offset_): Removed.
11517 (Symbol::tls_pair_got_offset_): Removed.
11518 (Symbol::got_offsets_): New field.
11519 (Symbol::has_got_offset): Removed.
11520 (Symbol::has_tls_mod_got_offset): Removed.
11521 (Symbol::has_tls_pair_got_offset): Removed.
11522 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11523 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11525 (Target_x86_64::Scan::global): Likewise.
11526 (Target_x86_64::Relocate::relocate): Likewise.
11527 (Target_x86_64::Relocate::relocate_tls): Likewise.
11529 2008-03-25 Ben Elliston <bje@au.ibm.com>
11531 * yyscript.y: Fix spelling error in comment.
11533 2008-03-24 Ian Lance Taylor <iant@google.com>
11535 * options.h (class General_options): Define build_id option.
11536 * layout.h (class Layout): Declare write_build_id, create_note,
11537 create_build_id. Add build_id_note_ member.
11538 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11539 "libiberty.h", "md5.h", "sha1.h".
11540 (Layout::Layout): Initialize eh_frame_data_,
11541 eh_frame_hdr_section_, and build_id_note_.
11542 (Layout::finalize): Call create_build_id.
11543 (Layout::create_note): New function, broken out of
11544 Layout::create_gold_note.
11545 (Layout::create_gold_note): Call create_note.
11546 (Layout::create_build_id): New function.
11547 (Layout::write_build_id): New function.
11548 (Close_task_runner::run): Call write_build_id.
11550 * x86_64.cc: Correct license to GPLv3.
11552 2008-03-23 Ian Lance Taylor <iant@google.com>
11554 * options.cc: Include "demangle.h".
11555 (parse_optional_string): New function.
11556 (parse_long_option): Handle takes_optional_argument.
11557 (parse_short_option): Update dash_z initializer. Handle
11558 takes_optional_argument.
11559 (General_options::General_options): Initialize do_demangle_.
11560 (General_options::finalize): Set do_demangle_. Handle demangling
11562 * options.h (parse_optional_string): Declare.
11563 (struct One_option): Add optional_arg field. Update constructor.
11564 Update call constructor calls. Add takes_optional_argument
11566 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11567 (DEFINE_optional_string): Define.
11568 (General_options::demangle): Change from DEFINE_bool to
11569 DEFINE_optional_string.
11570 (General_options::no_demangle): New function.
11571 (General_options::do_demangle): New function.
11572 (General_options::set_do_demangle): New function.
11573 (General_options::execstack_status_): Move definition to end of
11575 (General_options::static_): Likewise.
11576 (General_options::do_demangle_): New field.
11577 * object.cc (big_endian>::get_symbol_location_info): Call
11578 Options::do_demangle, not Options::demangle.
11579 * symtab.cc (demangle): Likewise.
11581 2008-03-22 Ian Lance Taylor <iant@google.com>
11583 * gold.h: Include <cstddef> and <sys/types.h>
11584 * options.h: Include <cstring>.
11586 2008-03-21 Ian Lance Taylor <iant@google.com>
11588 * Added source code to GNU binutils.