1 2010-01-14 Doug Kwan <dougkwan@google.com>
3 * arm.cc (map, utility): Include headers.
4 (Target_arm::apply_cortex_a8_workaround): New method.
5 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
8 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9 the --[no-]fix-cortex-a8 command line options.
10 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
11 (Target_arm::relocate_stub): Use addend in instruction template.
12 * options.h (DEFINE_bool): Set the user-set flag.
13 (General_options): Add --[no-]-fix-cortex options.
14 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
15 : Update fast look-up map after conversion.
17 2010-01-14 Sriraman Tallam <tmsriram@google.com>
19 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
20 in the first pass of do_layout.
22 2010-01-13 Doug Kwan <dougkwan@google.com>
24 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
25 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
26 apparent compiler problem of not folding static constant integral
27 data members of elfcpp::Elf_sizes<32>.
29 2010-01-13 Doug Kwan <dougkwan@google.com>
31 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
32 Arm_relobj::section_needs_cortex_a8_stub_scanning,
33 Arm_relobj::scan_section_for_cortex_a8_erratum,
34 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
35 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
36 sections to scan for relocation stubs into a new method
37 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
38 relocation and Cortex-A8 stub scanning.
39 (Target_arm::do_relax): Force stubs to be after stubbed sections
40 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
41 the beginning of a new relaxation pass. Update a comment.
42 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
44 2010-01-12 Ian Lance Taylor <iant@google.com>
46 * target-reloc.h (visibility_error): New inline function.
47 (relocate_section): Call visibility_error.
48 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
49 (MOSTLYCLEANFILES): Likewise.
50 (protected_4_pic.o, protected_3.err): New targets.
51 * testsuite/protected_4.cc: New file.
53 2010-01-12 Doug Kwan <dougkwan@google.com>
55 * arm.cc (Cortex_a8_reloc): New class.
56 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
57 and cortex_a8_relocs_info_.
58 (Target_arm::fix_cortex_a8): New method definition.
59 (Target_arm::Cortex_a8_relocs_info): New type.
60 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
61 New data member declarations.
62 (Target_arm::scan_reloc_for_stub): Record information about
63 relocations for THUMB branches that might be exempted from the
65 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
66 at the beginning of a relaxation pass.
68 2010-01-12 Doug Kwan <dougkwan@google.com>
70 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
71 (Arm_relobj::Mapping_symbol_position,
72 Arm_reloj::Mapping_symbol_position_less,
73 Arm_relobj::Mapping_symbols_info): New types.
74 (Target_arm::is_mapping_symbol_name): New method definition.
75 (Arm_relobj::do_count_local_symbols): Save information about mapping
78 2010-01-11 Doug Kwan <dougkwan@google.com>
80 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
81 Arm_relocate_functions::thumb32_branch_upper,
82 Arm_relocate_functions::thumb32_branch_lower,
83 Arm_relocate_functions::thumb32_cond_branch_offset,
84 Arm_relocate_functions::thumb32_cond_branch_upper,
85 Arm_relocate_functions::thumb32_cond_branch_lower,
86 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
87 branch offset encoding.
88 (Arm_relocate_functions::thumb_branch_common): Use new branch
89 offset encoding methods to avoid code duplication.
90 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
91 (Stub_addend_reader::operator()): Use new branch encoding method
92 to avoid code duplication.
94 2010-01-11 Doug Kwan <dougkwan@google.com>
96 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
97 (Target_arm::do_finalize_sections): Define special EXIDX section
98 symbols only if referenced.
99 * gc.h (Garbage_collection::add_reference): New method.
100 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
103 2010-01-11 Ian Lance Taylor <iant@google.com>
105 * script.cc (Version_script_info::build_expression_list_lookup):
106 Change complaing about duplicate wildcard match from error to
109 * script.cc (class Lazy_demangler): Recreate--revert part of patch
111 (Version_script_info::Version_script_info): Initialize globs_,
112 default_version_, default_is_global_, and exact_. Don't
113 initialize globals_ or locals_.
114 (Version_script_info::build_lookup_tables): Build local symbols
116 (Version_script_info::unquote): New function.
117 (Version_script_info::add_exact_match): New function.
118 (Version_script_info::build_expression_list_lookup): Remove lookup
119 parameter. Add is_global parameter. Change all callers. Handle
120 wildcard pattern specially. Unquote pattern. Call
122 (Version_script_info::get_name_to_match): New function.
123 (Version_script_info::get_symbol_version): New function.
124 (Version_script_info::get_symbol_version_helper): Remove.
125 (Version_script_info::check_unmatched_names): Call unquote.
126 * script.h (class Version_script_info): Change get_symbol_version
127 to be non-inline and add is_global parameter; change all callers.
128 Rewrite symbol_is_local. Update declarations. Define struct
129 Version_tree_match, Exact, Globs. Don't define struct Lookup.
130 Remove globals_ and locals_ members. Add exact_, globs_,
131 default_version_, is_global_.
132 (Version_script_info::Glob): Remove pattern, add expression and
133 is_global. Update constructor. Change all callers.
134 * dynobj.cc (Versions::finalize): Mark the version symbol as the
136 (Versions::symbol_section_contents): If a symbol is undefined, or
137 defined in a dynamic object, set the version index to
139 * symtab.cc (Symbol_table::add_from_relobj): Don't call
141 (Symbol_table::add_from_pluginobj): Likewise.
142 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
144 2010-01-11 Doug Kwan <dougkwan@google.com>
146 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
147 (incremental_dump_LDADD): Add linking option for libintl.
148 * Makefile.in: Regenerate.
150 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
153 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
155 * testsuite/Makefile.in: Regenerated.
157 2010-01-10 Doug Kwan <dougkwan@google.com>
159 * options.h (DEFINE_var): Use parentheses around argument varname__
160 in macro body to avoid any unintended subsequent substitutions.
162 2010-01-10 Ian Lance Taylor <iant@google.com>
164 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
165 candidates before doing symbol resolution.
167 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
168 ODR candidates if only one is weak.
170 2010-01-08 Ian Lance Taylor <iant@google.com>
172 * script.cc (Version_script_info::build_expression_list_lookup):
173 Don't warn about ambiguous version, just record the ambiguity.
174 (Version_script_info::get_symbol_version_helper): Give error if
175 version is ambiguous.
177 2010-01-08 Doug Kwan <dougkwan@google.com>
179 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
180 prev_data_size_ and prev_addralign_. Remove initializer for
181 deleted data member has_been_changed_.
182 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
183 to determine if the table is empty.
184 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
186 (Stub_table::add_reloc_stub): Define method in class definition
187 instead of just declaring it there.
188 (Stub_table::add_cortex_a8_stub): New method definition.
189 (Stub_table::update_data_size_and_addralign): Ditto.
190 (Stub_table::finalize_stubs): Ditto.
191 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
192 (Stub_table::do_addralign_): Return address alignment in the
193 (Stub_table::do_reset_address_and_file_offset): Define method in
194 class definition instead of declaring it there. Set current data
195 size to be the data size of the previous pass.
196 (Stub_table::set_final_data_size): Use current data size as the
198 (Stub_table::relocate_stub): Change parameter type of stub from
199 Reloc_stub pointer to Stub pointer.
200 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
201 (Stub_table::Cortex_a8_stub_list): New typedef.
202 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
203 Stub_table::prev_addralign_): New data member.
204 (Arm_relobj::Arm_relobj): Initialize data member
205 section_has_cortex_a8_workaround_.
206 (Arm_relobj::section_has_cortex_a8_workaround,
207 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
209 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
211 (Target_arm::relocate_stub): Change parameter type of stub from
212 Reloc_stub pointer to Stub pointer.
213 (Insn_template::size, Insn_template::alignment): Handle
214 THUMB16_SPECIAL_TYPE.
215 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
216 Stub_table::update_data_size_and_addralign,
217 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
219 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
220 (Stub_table::do_write): Ditto.
221 (Target_arm::do_relax): Adjust code for changes in Stub_table.
223 2010-01-08 Ian Lance Taylor <iant@google.com>
226 * symtab.h (class Symbol): Remove fields is_target_special_ and
227 has_plt_offset_. Add field is_defined_in_discarded_section_.
228 (Symbol::is_defined_in_discarded_section): New function.
229 (Symbol::set_is_defined_in_discarded_section): New function.
230 (Symbol::has_plt_offset): Rewrite.
231 (Symbol::set_plt_offset): Verify that new offset is not -1U.
232 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
233 Don't initialize is_target_special_ or has_plt_offset_.
234 Initialize is_defined_in_discarded_section_.
235 (Symbol_table::add_from_relobj): If appropriate, set
236 is_defined_in_discarded_section.
237 * resolve.cc (Symbol::override_base_with_special): Don't test
238 is_target_special_. Change has_plt_offset_ to has_plt_offset().
239 * target-reloc.h (relocate_section): Do special handling for
240 symbols defined in discarded sections for global symbols as well
243 2010-01-08 Ian Lance Taylor <iant@google.com>
245 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
248 2010-01-08 Ian Lance Taylor <iant@google.com>
250 * object.cc (Sized_relobj::do_layout): Don't get confused if
251 layout_eh_frame returns NULL.
253 2010-01-08 Ian Lance Taylor <iant@google.com>
256 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
257 dynamic symbol table, use the normal symbol table.
258 (Sized_dynobj::do_read_symbols): Remove assertion about type of
261 2010-01-08 Ian Lance Taylor <iant@google.com>
264 * layout.cc (Layout::include_section): Remove .gnu_debuglink
267 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
269 * version.cc (print_version): Change to "Copyright 2010".
271 2010-01-08 Ian Lance Taylor <iant@google.com>
275 * i386.cc (class Target_i386): Change return type of plt_section
277 (class Output_data_plt_i386): Add tls_desc_rel_ field.
278 (Output_data_plt_i386::Output_data_plt_i386): Initialize
280 (Output_data_plt_i386::rel_tls_desc): New function.
281 (Target_i386::rel_tls_desc_section): New function.
282 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
283 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
284 R_386_TLS_DESC reloc in rel_tls_desc_section.
285 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
286 Define struct Tlsdesc_info.
287 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
288 (Target_x86_64::do_reloc_symbol_index): New function.
289 (Target_x86_64::add_tlsdesc_info): New function.
290 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
291 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
293 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
295 (Output_data_plt_x86_64::rela_tlsdesc): New function.
296 (Target_x86_64::rela_tlsdesc_section): New function.
297 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
299 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
300 (Target_x86_64::do_reloc_addend): New function.
301 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
302 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
303 declarations. Define TARGET_CODE. Add arg field to u1_ union.
304 (Output_reloc::type): New function.
305 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
306 (Output_reloc::is_target_specific): New function.
307 (Output_reloc::target_arg): New function.
308 (class Output_reloc) [SHT_RELA]: Add four new constructors for
309 absolute relocs and target specific relocs.
310 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
312 (class Output_data_reloc) [SHT_RELA]: Likewise.
313 * output.cc (Output_reloc::Output_reloc): Add four new versions
314 for absolute relocs and target specific relocs.
315 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
316 (Output_reloc::get_symbol_index): Likewise.
317 (Output_reloc::local_section_offset): Check that local_sym_index_
318 is not TARGET_CODE or 0.
319 (Output_reloc::symbol_value): Likewise.
320 (Output_reloc::write) [SHT_RELA]: Call target for target specific
322 * target.h (class Target): Add reloc_symbol_index and reloc_addend
323 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
325 * layout.cc (add_target_dynamic_tags): Use output section for
326 DT_PLTRELSZ and DT_JMPREL.
328 2010-01-07 Ian Lance Taylor <iant@google.com>
331 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
333 (class Output_data_reloc_generic): Define.
334 (class Output_data_reloc_base): Change base class to
335 Output_data_reloc_generic. Change add() method to call
336 bump_relative_reloc_count for a relative reloc. Remove
338 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
340 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
341 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
343 * layout.h (class Layout): Update declaration.
345 2010-01-07 Ian Lance Taylor <iant@google.com>
347 * output.h (class Output_data): Add const version of
348 output_section and do_output_section.
349 (class Output_section_data): Add const version of
351 (class Output_section): Likewise.
352 * layout.cc (Layout::add_target_dynamic_tags): New function.
353 * layout.h (class Layout): Update declarations.
354 * arm.cc (Target_arm::do_finalize_sections): Use
355 add_target_dynamic_tags.
356 * i386.cc (Target_i386::do_finalize_sections): Likewise.
357 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
358 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
359 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
361 2010-01-07 Ian Lance Taylor <iant@google.com>
364 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
367 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
368 Ian Lance Taylor <iant@google.com>
371 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
372 Xindex::read_symtab_xindex.
374 2010-01-07 Doug Kwan <dougkwan@google.com>
376 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
377 (Insn_template::thumb16_bcond_insn): New method declaration.
378 (Insn_template): Fix spelling.
379 (Stub::thumb16_special): New method declaration.
380 (Stub::do_write): Define virtual method which was previously pure
382 (Stub::do_thumb16_special): New method declaration.
383 (Stub::do_fixed_endian_write): New template member.
384 (Reloc_stub::do_write): Remove.
385 (Reloc_stub::do_fixed_endian_write): Remove.
386 (Cortex_a8_stub): New class definition.
387 (Stub_factory::make_cortex_a8_stub): New method definition.
388 (Stub_factory::Stub_factory): Add missing static storage class
389 qualifier for elf32_arm_stub_a8_veneer_blx.
391 2010-01-07 Ian Lance Taylor <iant@google.com>
394 * options.h (class General_options): Add --warn-unresolved-symbols
395 and --error-unresolved-symbols.
396 * errors.cc (Errors::undefined_symbol): Implement
397 --warn-unresolved-symbols.
399 * options.h (class General_options): Add -z text and -z textoff.
400 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
402 2010-01-06 Sriraman Tallam <tmsriram@google.com>
404 * gc.h (Garbage_collection::Cident_section_map): New typedef.
405 (Garbage_collection::cident_sections): New function.
406 (Garbage_collection::add_cident_section): New function.
407 (Garbage_collection::cident_sections_): New member.
408 (gc_process_relocs): Add references to sections whose names are C
410 * gold.h (cident_section_start_prefix): New constant.
411 (cident_section_stop_prefix): New constant.
412 (is_cident): New function.
413 * layout.cc (Layout::define_section_symbols): Replace string constants
414 with the newly defined constants.
415 * object.cc (Sized_relobj::do_layout): Track sections whose names are
417 * testsuite/Makefile.am: Add gc_orphan_section_test.
418 * testsuite/Makefile.in: Regenerate.
419 * testsuite/gc_orphan_section_test.cc: New file.
420 * testsuite/gc_orphan_section_test.sh: New file.
422 2010-01-06 Ian Lance Taylor <iant@google.com>
425 * options.h (class General_options): Add --warn-shared-textrel.
426 * layout.cc (Layout::finish_dynamic_section): Implement
427 --warn-shared-textrel.
430 * options.h (class General_options): Add --warn-multiple-gp.
432 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
434 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
435 $(THREADSLIB) and $(LIBDL).
436 * Makefile.in: Rebuild.
438 2010-01-06 Ian Lance Taylor <iant@google.com>
441 * options.cc (General_options::parse_section_start): New function.
442 (General_options::section_start): New function.
443 (General_options::General_options): Initialize all members.
444 * options.h: Include <map>
445 (class General_options): Add --section-start. Add section_starts_
447 * layout.cc (Layout::attach_allocated_section_to_segment): If
448 --section-start was used, set the address of the segment. Remove
450 (Layout::relaxation_loop_body): If the address of the load segment
451 has been set by --section-start, don't use it.
452 * output.h (Output_segment::update_flags_for_output_section): New
454 * output.cc (Output_segment::add_output_section): Call
455 update_flags_for_output_section.
457 2010-01-05 Ian Lance Taylor <iant@google.com>
460 * options.h (class General_options): Add --undefined-version.
461 * script.cc (struct Version_expression): Add was_matched_by_symbol
463 (Version_script_info::matched_symbol): New function.
464 (Version_script_info::get_symbol_version_helper): Call
466 (Version_script_info::check_unmatched_names): New function.
467 * script.h (class Version_script_info): Update declarations.
468 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
470 * options.h (class General_options): Use DEFINE_bool_alias for
471 allow_multiple_definition.
472 * resolve.cc (Symbol_table::should_override): Don't test
473 allow_multiple_definition.
476 * options.h (class General_options): Add --cref.
477 * main.cc (main): Print cref table if --cref. Don't close mapfile
478 until after printing cref table.
479 * cref.cc: Include "symtab.h".
480 (class Cref_inputs): Define Cref_table_compare and Cref_table.
481 (Cref_table_compare::operator()): New function.
482 (Cref_inputs::gather_cref): New function.
483 (filecol): New static const.
484 (Cref_inputs::print_cref): New function.
485 (Cref::print_cref): New function.
486 * cref.h: Include <cstdio>.
487 (class Cref): Update declarations.
488 * mapfile.h (Mapfile::file): New function.
489 * object.h (class Object): Define Symbols. Declare virtual
490 do_get_global_symbols.
491 (Object::get_global_symbols): New function.
492 * object.cc (Input_objects::add_object): Pass object to cref_ if
494 (Input_objects::archive_start): Likewise.
495 (Input_objects::archive_stop): Likewise.
496 (Input_objects::print_cref): New function.
497 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
498 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
500 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
502 * plugin.h (class Sized_pluginobj): Update declarations.
504 2010-01-05 Ian Lance Taylor <iant@google.com>
506 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
507 to is_default_version. Rename insdef to insdefault.
508 (Symbol_table::add_from_relobj): Rename def to is_default_version
509 and local to is_forced_local.
510 (Symbol_table::add_from_pluginobj): Likewise.
511 (Symbol_table::add_from_dynobj): Likewise.
512 (Symbol_table::define_special_symbol): Rename insdef to
515 2010-01-04 Ian Lance Taylor <iant@google.com>
518 * options.h (class General_options): Add
519 --allow-multiple-definition and -z muldefs.
520 * resolve.cc (Symbol_table::should_override): Don't warn about a
521 multiple symbol definition if --allow-multiple-definition or -z
525 * options.h (class General_options): Add --add-needed and
526 --copy-dt-needed-entries. Tweak --as-needed help entry.
527 * object.cc (Input_objects::check_dynamic_dependencies): Give an
528 error if --copy-dt-needed-entries aka --add-needed is used and
529 would cause a change in behaviour.
532 * options.h (class General_options): Add -G as a short version of
533 --shared. Add no-op options -assert, -g, and -i.
535 2010-01-04 Sriraman Tallam <tmsriram@google.com>
537 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
538 check for .text or .gnu.linkonce.t sections.
539 * icf.cc (Icf::find_identical_sections): Ditto.
540 Change the detection for mangled function name within the section
542 * icf.h (is_section_foldable_candidate): New function.
544 2009-12-30 Ian Lance Taylor <iant@google.com>
547 * options.h (class General_options): Permit two dashes with
548 --retain-symbols-file.
550 2009-12-30 Ian Lance Taylor <iant@google.com>
553 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
554 don't put the file header and segment headers in the text
558 * common.cc (Sort_commons::operator()): Stabilize sort when both
560 (Symbol_table::do_allocate_commons_list): When allocating common
561 symbols, skip a symbol which is no longer common.
562 * symtab.h (Symbol::is_common): Test whether the symbol comes from
563 an object before checking its type.
564 * testsuite/common_test_2.c: New file.
565 * testsuite/common_test_3.c: New file.
566 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
567 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
568 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
569 (common_test_2_pic.o, common_test_2.so): New targets.
570 (common_test_3_pic.o, common_test_3.so): New targets.
571 * testsuite/Makefile.in: Rebuild.
574 * script.cc (read_input_script): If we see a new SECTIONS clause,
575 and we have added an input section, give an error.
576 * layout.h (class Layout): Add have_added_input_section function.
577 Add have_added_input_section_ field.
578 * layout.cc (Layout::Layout): Initialize
579 have_added_input_section_.
580 (Layout::layout): Set have_added_input_section_.
581 (Layout::layout_eh_frame): Likewise.
583 2009-12-30 Ian Lance Taylor <iant@google.com>
586 * options.h (class General_options): Add --sort-common option.
587 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
588 * common.cc (Sort_common): Add sort_order parameter to
589 constructor. Add sort_order_ field.
590 (Sort_commons::operator): Check sort_order_.
591 (Symbol_table::allocate_commons): Determine the sort order.
592 (Symbol_table::do_allocate_commons): Add sort_order parameter.
594 (Symbol_table::do_allocate_commons_list): Likewise.
596 2009-12-30 Ian Lance Taylor <iant@google.com>
599 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
600 symbols from this object, don't change the visibility of an
602 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
604 2009-12-30 Ian Lance Taylor <iant@google.com>
607 * script.h (class Version_script_info): Define Language enum.
608 Update declarations. Define Glob, Exact, and Lookup types. Add
609 new fields globals_, locals_, and is_finalized_.
610 * script.cc: Various formatting fixes.
611 (class Parser_closure): Change language_stack_ from a vector of
612 std::string to one of Version_script_info::Language. Adjust all
614 (class Lazy_demangler): Remove.
615 (struct Version_expression): Change language from std::string to
616 Version_script_info::Language.
617 (Version_script_info::Version_script_info): New function.
618 (Version_script_info::~Version_script_info): Don't call clear.
619 (Version_script_info::finalize): New function.
620 (Version_script_info::build_lookup_tables): New function.
621 (Version_script_info::build_expression_list_lookup): New
623 (Version_script_info::get_symbol_version_helper): Rewrite to use
625 (Version_script_info::print_expression_list): Adjust to use
626 Version_script_info::Language.
627 (script_push_lex_into_version_mode): Check that the version script
628 has not been finalized.
629 (version_script_push_lang): Change language string to
630 Version_script_info::Language.
631 * options.cc (Command_line::version_script): New function.
632 * options.h (class General_options): Add finalize_dynamic_list
633 function. Change version_script from declaration to definition.
634 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
635 * testsuite/version_script.map: Remove duplicate def of foo.
636 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
638 * testsuite/Makefile.in: Rebuild.
640 2009-12-30 Ian Lance Taylor <iant@google.com>
643 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
644 if the input symbol index is 0, make the output symbol index 0.
646 2009-12-30 Ian Lance Taylor <iant@google.com>
649 * options.h (class General_options): Add -x/--discard-all.
650 * object.cc (Sized_relobj::do_count_local_symbols): Handle
651 --discard-all. If the local symbol needs a dynamic entry, check
652 that before handling --discard-locals.
654 2009-12-30 Ian Lance Taylor <iant@google.com>
657 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
659 (Output_segment::add_output_section): Don't change the flags if
663 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
664 GNU hash table if they need a dynamic value. Otherwise, don't add
665 them if they are defined in a dynamic object or are forced local.
667 2009-12-29 Ian Lance Taylor <iant@google.com>
670 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
671 .gnu.hash table for a 32-bit target.
674 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
675 regular and a dynamic object only needs a dynamic symbol table
676 entry if it is externally visible.
679 * i386.cc (class Target_i386): Initialize global_offset_table_ in
680 constructor. Add global_offset_table_ field.
681 (Target_i386::got_section): Set global_offset_table_.
682 (Target_i386::do_finalize_sections): Set global_offset_table_
684 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
685 in constructor. Add global_offset_table_ field.
686 (Target_x86_64::got_section): Set global_offset_table_.
687 (Target_x86_64::do_finalize_sections): Set global_offset_table_
690 * layout.cc (Layout::Layout): Initialize increase_relro_.
691 (Layout::get_output_section): Add is_relro, is_last_relro, and
692 is_first_non_relro parameters. Change all callers.
693 (Layout::choose_output_section): Likewise.
694 (Layout::add_output_section_data): Likewise.
695 (Layout::make_output_section): Likewise.
696 (Layout::set_segment_offsets): Clear increase_relro when using a
698 * layout.h (class Layout): Add increase_relro method. Add
699 increase_relro_ field. Update declarations.
700 * output.cc (Output_section::Output_section): Initialize
701 is_last_relro_ and is_first_non_relro_.
702 (Output_segment::add_output_section): Group relro sections is
703 do_sort is true. Handle is_last_relro and is_first_non_relro.
704 (Output_segment::maximum_alignment): Remove relro handling.
705 (Output_segment::set_section_addresses): Add increase_relro
706 parameter. Change all callers. Add initial alignment to align
707 relro sections on separate page. Remove old relro handling.
708 (Output_segment::set_section_list_addresses): Remove in_relro
709 parameter. Change all callers.
710 (Output_segment::set_offset): Add increase parameter. Change all
711 callers. Remove old relro handling.
712 * output.h (class Output_section): Add new methods: is_last_relro,
713 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
714 Add is_last_relro_ and is_first_non_relro_ fields.
715 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
716 Create separate .got.plt section. Call increase_relro.
717 * x86_64.cc (Target_x86_64::got_section): Likewise.
718 * testsuite/relro_script_test.t: Add .got.plt.
721 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
722 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
723 (Layout::finalize): Call set_dynamic_symbol_size.
724 (Layout::set_dynamic_symbol_size): New function.
725 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
726 set_dynamic_symbol_size.
729 * output.h (class Output_section): Add is_entsize_zero_ field.
730 * output.cc (Output_section::Output_section): Initialize
732 (Output_section::set_entsize): If two different entsizes are
733 requested, force it to zero.
734 (Output_section::add_input_section): Set flags for .debug_str
735 before updating section flags. Set entsize.
736 (Output_section::update_flags_for_input_section): Set SHF_MERGE
737 and SHF_STRING if all input sections have those flags.
739 2009-12-29 Rafael Espindola <espindola@google.com>
741 * main.cc (main): Fix the sys time reporting.
742 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
745 2009-12-29 Sriraman Tallam <tmsriram@google.com>
747 * options.cc (General_options::parse_version): Allow -v to exit
748 without an error if there is nothing to link.
750 2009-12-29 Ian Lance Taylor <iant@google.com>
752 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
753 using a version of gcc before 4.1.
754 * configure: Rebuild.
756 2009-12-28 Chris Demetriou <cgd@google.com>
758 * attributes.cc (Output_attributes_section_data::do_write): Use
759 std::vector::front rather than std::vector::data.
761 2009-12-28 Ian Lance Taylor <iant@google.com>
763 * symtab.h (class Symbol_table): Add enum Defined.
764 * resolve.cc (Symbol_table::should_override): Add defined
765 parameter. Change all callers. Test whether object is NULL
766 before calling a method on it.
767 (Symbol_table::report_resolve_problem): Add defined parameter.
769 (Symbol_table::should_override_with_special): Likewise.
770 * symtab.cc (Symbol_table::define_in_output_data): Add defined
771 parameter. Change all callers.
772 (Symbol_table::do_define_in_output_data): Likewise.
773 (Symbol_table::define_in_output_segment): Likewise.
774 (Symbol_table::do_define_in_output_segment): Likewise.
775 (Symbol_table::define_as_constant): Likewise.
776 (Symbol_table::do_define_as_constant): Likewise.
777 * script.h (class Symbol_assignment): Add is_defsym parameter to
778 constructor; change all callers.
779 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
780 parameter. Change all callers. Add is_defsym_ field.
781 (class Parser_closure): Add parsing_defsym parameter to
782 constructor; change all callers. Add parsing_defsym accessor
783 function. Add parsing_defsym_ field.
785 2009-12-28 Ian Lance Taylor <iant@google.com>
787 * gold.cc (queue_middle_tasks): Fix formatting.
788 * object.cc (Relobj::is_section_name_included): Likewise.
790 2009-12-23 Ian Lance Taylor <iant@google.com>
792 * i386.cc (Target_i386::do_calls_non_split): Recognize
793 -fsplit-stack prologue for a function with a static chain.
794 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
795 -fsplit-stack prologue when using %r11.
797 2009-12-21 Sriraman Tallam <tmsriram@google.com>
799 * options.cc (General_options::parse_version): Make -v continue and do
800 the link like GNU ld does.
802 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
804 * Makefile.am (CCFILES): Add timer.cc.
805 (HFILES): Add timer.h.
806 * configure.ac: Check for sysconf and times.
807 * main.cc: include timer.h.
808 (main): Use Timer instead of get_run_time.
811 * workqueue.cc: include timer.h.
812 (Workqueue::find_and_run_task):
813 Report user, sys and wall time.
814 * Makefile.in: Regenerate.
815 * config.in: Regenerate.
816 * configure: Regenerate.
818 2009-12-16 Doug Kwan <dougkwan@google.com>
820 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
822 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
823 relaxed input sections.
824 * output.cc (Output_section::find_relaxed_input_section): Change
825 return type to Output_relaxed_input_section pointer. Adjust code
826 for new type of relaxed_input_section_map_.
827 * output.h (Output_section::find_relaxed_input_section): Change
828 return type to Output_relaxed_input_section pointer.
829 (Output_section::Output_relaxed_input_section_by_input_section_map):
831 (Output_section::relaxed_input_section_map_): Change type to
832 Output_section::Output_relaxed_input_section_by_input_section_map.
833 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
836 2009-12-15 Ian Lance Taylor <iant@google.com>
838 * layout.cc (Layout::create_shstrtab): Only write out after input
839 sections if we are compressing debug sections.
841 2009-12-15 Ian Lance Taylor <iant@google.com>
843 * archive.cc (Archive::add_symbols): Only look up a symbol without
844 a version if there is, in fact, a version.
846 2009-12-14 Ian Lance Taylor <iant@google.com>
848 Revert -Wshadow changes, all changes from:
849 2009-12-11 Doug Kwan <dougkwan@google.com>
850 2009-12-11 Nick Clifton <nickc@redhat.com>
851 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
853 2009-12-11 Doug Kwan <dougkwan@google.com>
855 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
857 * attributes.cc (Object_attribute::size): Ditto.
858 (Attributes_section_data::size): Ditto.
859 (Attributes_section_data::Attributes_section_data): Ditto.
860 (Output_attributes_section_data::do_write): Ditto.
861 * attributes.h (Object_attribute::set_type): Ditto.
862 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
864 2009-12-11 Nick Clifton <nickc@redhat.com>
866 * archive.cc: Fix shadowed variable warnings.
868 * compressed_output.cc: Likewise.
869 * compressed_output.h: Likewise.
870 * configure: Likewise.
871 * dwarf_reader.cc: Likewise.
872 * dynobj.cc: Likewise.
873 * dynobj.h: Likewise.
874 * ehframe.cc: Likewise.
875 * ehframe.h: Likewise.
876 * errors.cc: Likewise.
877 * expression.cc: Likewise.
878 * fileread.cc: Likewise.
879 * fileread.h: Likewise.
880 * freebsd.h: Likewise.
883 * incremental.h: Likewise.
884 * layout.cc: Likewise.
885 * layout.h: Likewise.
886 * mapfile.cc: Likewise.
887 * merge.cc: Likewise.
889 * object.cc: Likewise.
890 * object.h: Likewise.
891 * options.h: Likewise.
892 * output.cc: Likewise.
893 * output.h: Likewise.
894 * parameters.cc: Likewise.
895 * plugin.cc: Likewise.
896 * powerpc.cc: Likewise.
897 * reduced_debug_output.cc: Likewise.
898 * reduced_debug_output.h: Likewise.
899 * reloc.cc: Likewise.
901 * resolve.cc: Likewise.
902 * script-sections.cc: Likewise.
903 * script.cc: Likewise.
904 * script.h: Likewise.
905 * sparc.cc: Likewise.
906 * symtab.cc: Likewise.
907 * symtab.h: Likewise.
908 * target-select.cc: Likewise.
909 * target-select.h: Likewise.
911 * workqueue.cc: Likewise.
912 * workqueue.h: Likewise.
913 * x86_64.cc: Likewise.
915 2009-12-10 Doug Kwan <dougkwan@google.com>
917 * arm.cc (attributes.h): New include.
918 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
919 (Arm_relobj::~Arm_relobj): Delete object pointed by
920 attributes_section_data_.
921 (Arm_relobj::attributes_section_data): New method definition.
922 (Arm_relobj::attributes_section_data_): New data member declaration.
923 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
924 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
925 attributes_section_data_.
926 (Arm_dynobj::attributes_section_data): New method definition.
927 (Arm_dynobj::attributes_section_data_): New data member declaration.
928 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
929 initialization value of may_use_blx_ to false.
930 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
931 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
932 object attributes to compute results instead of hard-coding.
933 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
934 Target_arm::get_secondary_compatible_arch,
935 Target_arm::set_secondary_compatible_arch
936 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
937 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
938 New method declarations.
939 (Target_arm::get_aeabi_object_attribute): New method definition.
940 (Target_arm::attributes_section_data_): New data member declaration.
941 (read_arm_attributes_section): New template definition.
942 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
943 (Arm_dynobj::do_read_symbols): Ditto.
944 (Target_arm::do_finalize_sections): Merge attributes sections from
945 input. Check for BLX use after attributes section merging.
946 Fix __exidx_start and __exidx_end visibility. Create an
947 .ARM.attributes section if necessary.
948 (Target_arm::get_secondary_compatible_arch,
949 Target_arm::set_secondary_compatible_arch,
950 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
951 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
952 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
953 New method definitions.
955 2009-12-09 Ian Lance Taylor <iant@google.com>
957 * plugin.cc (Plugin::load): Don't cast from void* to a function
960 2009-12-09 Ian Lance Taylor <iant@google.com>
962 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
965 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
967 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
968 Replace two_file_shared_1.so with two_file_shared_2.so.
969 * testsuite/Makefile.in: Regenerated.
971 2009-12-08 Doug Kwan <dougkwan@google.com>
973 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
974 (HFILES): Add attributes.h and int_encoding.h.
975 * Makefile.in: Regenerate.
976 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
977 function definitions to int_encoding.cc
978 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
979 prototypes to int_encoding.h
980 * reduced_debug_output.cc (int_encoding.h): New include.
981 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
982 function definitions to int_encoding.cc
983 (insert_into_vector, read_from_pointer): Move template definitions to
985 * attributes.cc: New file.
986 * attributes.h: New file.
987 * int_encoding.cc: New file.
988 * int_encoding.h: New file.
990 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
993 * incremental-dump.cc (dump_incremental_inputs): New.
994 (main): Use dump_incremental_inputs.
996 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
999 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1000 checking elfcpp::STT_FUNC.
1001 (Target_i386::Relocate::relocate): Likewise.
1002 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1004 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1005 symbols from shared libraries into normal FUNC symbols.
1007 * symtab.h (Symbol): Add is_func and use it.
1009 2009-12-05 Doug Kwan <dougkwan@google.com>
1011 * arm.cc (Target_arm::arm_info): Initialize new fields
1012 attributes_section and attributes_vendor.
1013 * i386.cc (Target_i386::i386_info): Same.
1014 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1015 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1016 fields attributes_section and attributes_vendor.
1017 * sparc.cc (Target_sparc::sparc_info): Same.
1018 * target.h (Target::attributes_section, Target::attributes_vendor,
1019 Target::is_attributes_section, Target::attribute_arg_type,
1020 Target::attributes_order): New method definitions.
1021 (Target::Target_info::attributes_section,
1022 Target::Target_info::attributes_vendor): New fields.
1023 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1024 virtual method definitions.
1025 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1026 attributes_section and attributes_vendor.
1027 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1029 2009-12-05 Doug Kwan <dougkwan@google.com>
1031 * arm.cc: Update comments about interworking and stub generation.
1032 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1033 considered as non-PIC.
1034 (Arm_relocate_functions::base_abs): Fix formatting.
1035 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1036 of function to use GOT entry address instead of offset.
1037 (Target_arm::Scan::global): Issue an error if a symbol would need a
1038 PLT does not get one because it is untyped. Remove code to create
1039 dynamic symbols for relative branches.
1040 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1041 takes unsigned integer instead of boolean.
1043 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1045 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1046 (two_file_test_LDADD): Likewise.
1047 (common_test_1_LDADD): Likewise.
1048 (exception_test_LDADD) Likewise.
1049 (weak_test_LDADD): Likewise.
1050 (many_sections_test_LDADD): Likewise.
1051 (initpri1_LDADD): Likewise.
1052 (script_test_1_LDADD): Likewise.
1053 (script_test_2_LDADD): Likewise.
1054 (justsyms_LDADD): Likewise.
1055 (binary_test_LDADD): Likewise.
1056 (large_LDADD): Likewise.
1057 * testsuite/Makefile.in: Regenerated.
1059 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1061 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1062 (Symbol_table::override_with_special): Likewise.
1063 (Symbol_table::add_from_object): Likewise.
1065 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1067 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1068 Don't set the data_offset twice.
1070 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1072 * testsuite/Makefile.in: Regenerate.
1074 2009-12-03 Doug Kwan <dougkwan@google.com>
1076 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1077 (Target_arm::do_finalize_sections): Add parameter for symbol table
1078 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1079 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1080 parameter for symbol table pointer.
1081 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1082 an additional parameter for a pointer to symbol table.
1083 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1084 parameter for a symbol table pointer.
1085 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1086 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1088 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1089 parameter for a symbol table pointer.
1091 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1093 * incremental.cc (Incremental_inputs_header)
1094 (Incremental_inputs_header_write, Incremental_inputs_entry)
1095 (Incremental_inputs_entry_write): Move ...
1096 * incremental.h (Incremental_inputs_header)
1097 (Incremental_inputs_header_write, Incremental_inputs_entry)
1098 (Incremental_inputs_entry_write): here.
1100 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1102 * incremental.cc (make_sized_incremental_binary): Set the target.
1103 Error if it is incompatible.
1104 * output.h (Output_file): Add filename method.
1106 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1108 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1109 from the get_* methods.
1111 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1113 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1114 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1115 Write 0 for the data_offset of scripts.
1117 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1119 * testsuite/Makefile.am: Add the incremental_test.sh test.
1120 * testsuite/incremental_test.sh: New.
1121 * testsuite/incremental_test_1.c: New.
1122 * testsuite/incremental_test_2.c: New.
1124 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1126 * incremental-dump.cc (main): Fix typos.
1128 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1131 * incremental-dump.cc (main): Use llu to print 64 bit values.
1133 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1134 H.J. Lu <hongjiu.lu@intel.com>
1136 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1138 (incremental_dump_LDADD): Likewise.
1139 * Makefile.in: Regenerated.
1141 2009-11-25 Doug Kwan <dougkwan@google.com>
1145 2009-11-25 Doug Kwan <dougkwan@google.com>
1147 * arm.cc (Target_arm::Target_arm): Move method definition
1148 outside of class definition. Add code to handle
1149 --target1-rel, --target1-abs and --target2= options.
1150 (Target_arm::get_reloc_reloc_type): Change method to be
1151 non-static and const.
1152 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1153 New data member declaration.
1154 (Target_arm::Scan::local, Target_arm::Scan::global,
1155 Target_arm::Relocate::relocate,
1156 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1157 Adjust call to Target_arm::get_real_reloc_type.
1158 (Target_arm::get_real_reloc_type): Use command line options
1159 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1160 * options.h (--target1-rel, --target1-abs, --target2): New
1163 2009-11-25 Doug Kwan <dougkwan@google.com>
1165 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1166 class definition. Add code to handle --target1-rel, --target1-abs
1167 and --target2= options.
1168 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1170 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1172 (Target_arm::Scan::local, Target_arm::Scan::global,
1173 Target_arm::Relocate::relocate,
1174 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1175 call to Target_arm::get_real_reloc_type.
1176 (Target_arm::get_real_reloc_type): Use command line options to
1177 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1178 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1181 2009-11-25 Doug Kwan <dougkwan@google.com>
1183 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1184 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1185 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1187 (Arm_relocate_functions::thm_call): Replace body with a call to
1188 Arm_relocate_functions::thumb_branch_common.
1189 (Arm_relocate_functions::thm_jump24,
1190 Arm_relocate_functions::thm_xpc22): New method definitions.
1191 (Arm_relocate_functions::thumb_branch_common): New method definition.
1192 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1194 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1195 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1197 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1199 * Makefile.am: Build incremental-dump
1200 * Makefile.in: Regenerate.
1201 * incremental-dump.cc: New.
1202 * incremental.cc (Incremental_inputs_header_data,
1203 Incremental_inputs_entry_data): Move to incremental.h
1204 * incremental.h: (Incremental_inputs_header_data,
1205 Incremental_inputs_entry_data): Move from incremental.cc
1207 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1209 * incremental.cc (Incremental_inputs_header,
1210 Incremental_inputs_header_write, Incremental_inputs_entry,
1211 Incremental_inputs_entry_write): Add a typedef with the data type.
1213 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1215 * incremental.cc (Incremental_inputs_header,
1216 Incremental_inputs_header_write, Incremental_inputs_entry,
1217 Incremental_inputs_entry_write): Update comment about which
1218 type has the filed descriptions.
1220 2009-11-15 Doug Kwan <dougkwan@google.com>
1222 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1223 (Arm_relocate_functions::arm_branch_common): Change method defintion
1224 in class definition to a method declaration and update list of formal
1226 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1227 Arm_relocation_functions::jump24): Adjust call to
1228 Arm_relocate_functions::arm_branch_common. Update list of formal
1230 (Arm_relocate_functions::xpc25): New method definition.
1231 (Arm_relocate_functions::arm_branch_common): Move method defintion
1232 out from class definition. Use stubs for mode-switching and extending
1234 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1235 specially. Change code to enable use of stubs in ARM branches.
1237 2009-11-10 Doug Kwan <dougkwan@google.com>
1239 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1240 in method declaration.
1241 (Target_arm::relocate_stub): New method declaration.
1242 (Target_arm::default_target): Change to return a pointer instead of
1244 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1245 Target_arm::default_target.
1246 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1248 (Target_arm::relocate_section): Adjust view.
1249 (Target_arm::relocate_stub): New method definition.
1251 2009-11-10 Doug Kwan <dougkwan@google.com>
1253 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1255 * incremental.cc (open_incremental_binary): Initialized local
1256 variables to avoid warnings.
1257 * object.cc (make_elf_object): Ditto.
1258 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1261 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1264 * testsuite/plugin_test.c: Include "config.h".
1266 2009-11-09 Doug Kwan <dougkwan@google.com>
1268 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1269 (arm_symbol_value): Remove.
1270 (Arm_relocate_functions::arm_branch_common,
1271 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1272 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1273 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1274 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1275 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1276 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1277 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1278 Arm_relocate_functions::thm_mobw_abs_nc,
1279 Arm_relocate_functions::thm_mov_abs,
1280 Arm_relocate_functions::movw_prel_nc,
1281 Arm_relocate_functions::thm_movt_abs,
1282 Arm_relocate_functions::movt_prel,
1283 Arm_relocate_functions::thm_movw_prel_nc,
1284 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1285 (Target_arm::Relocate::relocate): Only decompose address into two
1286 parts if relocation type uses the thumb-bit and pass the actual
1287 bit instead of a flag indicating that the thumb-bit is used. Adjust
1288 calls to methods in Arm_relocate_functions for this change.
1290 2009-11-08 Ian Lance Taylor <iant@google.com>
1293 * reloc.cc: Instantiate
1294 Sized_relobj::initialize_input_to_output_maps and
1295 Sized_relobj:free_input_to_output_maps.
1297 2009-11-06 Ian Lance Taylor <iant@google.com>
1300 * defstd.cc (in_segment): Set only_if_ref true for "end".
1302 2009-11-06 Doug Kwan <dougkwan@google.com>
1304 * arm.cc (class Reloc_stub): Correct a comment.
1305 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1306 (Target_arm::scan_section_for_stubs): New method declaration.
1307 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1308 Change methods from private to protected.
1309 (Target_arm::do_may_relax): New method definition.
1310 (Target_arm::do_relax, Target_arm::group_sections,
1311 Target_arm::scan_reloc_for_stub,
1312 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1313 (Target_arm::arm_input_section_map_): New data member declaration.
1314 (Target_arm::scan_reloc_for_stub,
1315 Target_arm::scan_reloc_section_for_stubs,
1316 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1317 Target_arm::do_relax): New method definitions.
1319 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1321 * configure.ac: Check for (struct stat)::st_mtim
1322 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1323 * config.in: Regenerate.
1324 * configure: Regenerate.
1326 2009-11-05 Ian Lance Taylor <iant@google.com>
1329 * output.cc (Output_segment::add_output_section): Add missing
1332 2009-11-04 Ian Lance Taylor <iant@google.com>
1335 * object.h (class Object): Add is_needed and set_is_needed
1336 methods. Add is_needed_ field. Make bool fields into bitfields.
1337 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1338 defined in a dynamic object and referenced by a regular object,
1339 set is_needed for the dynamic object.
1340 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1341 if the file is marked with as_needed and it is not needed.
1343 2009-11-04 Ian Lance Taylor <iant@google.com>
1346 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1347 tags if data is discarded by linker script.
1348 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1349 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1350 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1351 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1353 2009-11-04 Ian Lance Taylor <iant@google.com>
1355 * layout.cc (Layout::get_output_section): Add is_interp and
1356 is_dynamic_linker_section parameters. Change all callers.
1357 (Layout::choose_output_section): Likewise.
1358 (Layout::make_output_section): Likewise.
1359 (Layout::add_output_section_data): Add is_dynamic_linker_section
1360 parameter. Change all callers.
1361 * layout.h (class Layout): Update declarations.
1362 * output.h (class Output_section): Add is_interp, set_is_interp,
1363 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1364 Add is_interp_, is_dynamic_linker_section_ fields. Change
1365 generate_code_fills_at_write_ to a bitfield.
1366 * output.cc (Output_section::Output_sections): Initialize new
1368 (Output_segment::add_output_section): Add do_sort parameter.
1371 2009-11-03 Ian Lance Taylor <iant@google.com>
1374 * options.h (class General_options): Add --warn-common.
1375 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1376 merging two common symbols.
1377 (Symbol_table::should_override): Handle --warn-common when merging
1378 a common symbol with a defined symbol. Use report_resolve_problem
1379 for multiple definitions.
1380 (Symbol_table::report_resolve_problem): New function.
1381 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1383 2009-11-03 Doug Kwan <dougkwan@google.com>
1385 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1387 (Target_arm::stub_factory): New method definition.
1388 (Target_arm::new_arm_input_section,
1389 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1390 Target_arm::reloc_uses_thumb_bit): New method declarations.
1391 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1392 New type definitions.
1393 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1394 member declarations.
1395 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1396 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1397 New method definitions.
1399 2009-11-03 Ian Lance Taylor <iant@google.com>
1401 * options.h (class General_options): Add --warn_constructors.
1403 2009-11-03 Ian Lance Taylor <iant@google.com>
1406 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1407 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1409 2009-11-03 Ian Lance Taylor <iant@google.com>
1412 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1413 --msgid-bugs-address.
1414 (install-pdf): New target.
1415 (install-data_yes): Look up one directory to find mkinstalldirs.
1417 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1419 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1422 2009-10-30 Doug Kwan <dougkwan@google.com>
1424 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1426 2009-10-30 Doug Kwan <dougkwan@google.com>
1428 * arm.cc (Stub_addend_reader): New struct template definition
1429 and partial specializations.
1430 (Stub_addend_reader::operator()): New method definition for a
1431 partially specialized template.
1433 2009-10-30 Doug Kwan <dougkwan@google.com>
1435 * arm.cc (Arm_relobj::processor_specific_flags): New method
1437 (Arm_relobj::do_read_symbols): New method declaration.
1438 (Arm_relobj::processor_specific_flags_): New data member declaration.
1439 (Arm_dynobj): New class definition.
1440 (Target_arm::do_finalize_sections): Add input_objects parameter.
1441 (Target_arm::do_adjust_elf_header): New method declaration.
1442 (Target_arm::are_eabi_versions_compatible,
1443 (Target_arm::merge_processor_specific_flags): New method declaration.
1444 (Target_arm::do_make_elf_object): New overloaded method definitions
1446 (Arm_relobj::do_read_symbols): New method definition.
1447 (Arm_dynobj::do_read_symbols): Ditto.
1448 (Target_arm::do_finalize_sections): Add input_objects parameters.
1449 Merge processor-specific flags from all input objects.
1450 (Target_arm::are_eabi_versions_compatible,
1451 Target_arm::merge_processor_specific_flags,
1452 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1453 New method definitions.
1454 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1455 Input_objects pointer type parameter.
1456 * layout.cc (Layout::finalize): Pass input objects to target's.
1457 finalize_sections function.
1458 * output.cc (Output_file_header::do_sized_write): Set ELF file
1459 header's processor-specific flags.
1460 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1461 Input_objects pointer type parameter.
1462 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1463 * target.h (Input_objects): New forward class declaration.
1464 (Target::processor_specific_flags,
1465 Target::are_processor_specific_flags_sect): New method definitions.
1466 (Target::finalize_sections): Add input_objects parameter.
1467 (Target::Target): Initialize processor_specific_flags_ and
1468 are_processor_specific_flags_set_.
1469 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1471 (Target::set_processor_specific_flags): New method definition.
1472 (Target::processor_specific_flags_,
1473 Target::are_processor_specific_flags_set_): New data member
1475 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1476 Input_objects pointer type parameter.
1478 2009-10-30 Doug Kwan <dougkwan@google.com>
1480 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1482 2009-10-28 Ian Lance Taylor <iant@google.com>
1484 * object.h (class Relobj): Drop options parameter from
1485 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1486 do_scan_relocs, do_relocate. Change all callers.
1487 (class Sized_relobj): Drop options parameters from
1488 do_gc_process_relocs, do_scan_relocs, do_relocate,
1489 do_relocate_sections, relocate_sections, emit_relocs_scan,
1490 emit_relocs_scan_reltype. Change all callers.
1491 (struct Relocate_info): Remove options field and all references to
1493 * reloc.h (class Read_relocs): Remove options constructor
1494 parameter and options_ field. Change all callers.
1495 (class Gc_process_relocs, class Scan_relocs): Likewise.
1496 (class Relocate_task): Likewise.
1497 * target-reloc.h (scan_relocs): Remove options parameter. Change
1499 (scan_relocatable_relocs): Likewise.
1500 * target.h (class Sized_target): Remove options parameter from
1501 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1503 * gc.h (gc_process_relocs): Remove options parameter. Change all
1505 * arm.cc: Update functions to remove options parameters.
1506 * i386.cc: Likewise.
1507 * powerpc.cc: Likewise.
1508 * sparc.cc: Likewise.
1509 * x86_64.cc: Likewise.
1510 * testsuite/testfile.cc: Likewise.
1512 2009-10-28 Doug Kwan <dougkwan@google.com>
1514 * arm.cc (Arm_relobj): New class definition.
1515 (Arm_relobj::scan_sections_for_stubs,
1516 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1517 New method definitions.
1519 2009-10-28 Cary Coutant <ccoutant@google.com>
1521 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1522 (Plugin::cleanup_done_): New member.
1523 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1524 (Plugin_manager::cleanup_done_): Remove.
1525 (Plugin_manager::add_input_file): Edit error message.
1526 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1527 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1529 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1531 * fileread.cc: (File_read::View::~View): Use the new
1532 data_ownership_ filed.
1533 (File_read::~File_read): Dispose the new whole_file_view_.
1534 (File_read::open): Mmap the whole file if needed.
1535 (File_read::open): Use whole_file_view_ instead of contents_.
1536 (File_read::find_view): Use whole_file_view_ if applicable.
1537 (File_read::do_read): Use whole_file_view_ instead of contents_.
1538 (File_read::make_view): Use whole_file_view_ instead of contents_,
1539 update File_read::View::View call.
1540 (File_read::find_or_make_view): Update File_read::View::View
1542 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1544 (File_read::View::Data_ownership): New enum.
1545 (File_read::View::View): Replace bool mapped_ with Data_ownership
1547 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1548 (File_read::View::data_ownership_): New field.
1549 (File_read::contents_): Remove (replaced by whole_file_view_).
1550 (File_read::whole_file_view_): New field.
1551 * options.h (class General_options): Add --keep-files-mapped.
1553 2009-10-27 Cary Coutant <ccoutant@google.com>
1555 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1556 * testsuite/Makefile.am (plugin_test_5): New test case.
1557 * testsuite/Makefile.in: Regenerate.
1559 2009-10-25 Doug Kwan <dougkwan@google.com>
1561 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1562 from private to protected to allow access by child class.
1563 (Sized_relobj::do_relocate_sections): New method declaration.
1564 (Sized_relobj::relocate_sections): Virtualize.
1565 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1566 Sized_relobj::relocate_sections. Instantiate template explicitly
1567 for different target sizes and endianity.
1569 2009-10-24 Doug Kwan <dougkwan@google.com>
1571 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1572 (Arm_input_section::as_arm_input_section): New method.
1573 (Arm_output_section): New class definition.
1574 (Arm_output_section::create_stub_group,
1575 Arm_output_section::group_sections): New method definitions.
1577 2009-10-22 Doug Kwan <dougkwan@google.com>
1579 * arm.cc (Arm_input_section): New class definition.
1580 (Arm_input_section::init, Arm_input_section:do_write,
1581 Arm_input_section::set_final_data_size,
1582 Arm_input_section::do_reset_address_and_file_offset): New method
1585 2009-10-21 Doug Kwan <dougkwan@google.com>
1587 * arm.cc (Stub_table, Arm_input_section): New forward class
1589 (Stub_table): New class defintion.
1590 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1591 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1592 New method definition.
1594 2009-10-21 Doug Kwan <dougkwan@google.com>
1596 * arm.cc: Update copyright comments.
1597 (Target_arm): New forward class template declaration.
1598 (Arm_address): New type.
1599 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1600 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1601 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1603 (Insn_template): Same.
1604 (DEF_STUBS): New macro.
1605 (Stub_type): New enum type.
1606 (Stub_template): New class definition.
1609 (Stub_factory): Same.
1610 (Target_arm::Target_arm): Initialize may_use_blx_ and
1611 should_force_pic_veneer_.
1612 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1613 Target_arm::should_force_pic_veneer,
1614 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1615 Target_arm::using_thumb_only, Target_arm:;default_target): New
1617 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1618 New data member declarations.
1619 (Insn_template::size, Insn_template::alignment): New method defintions.
1620 (Stub_template::Stub_template): New method definition.
1621 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1622 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1623 (Stub_factory::Stub_factory): New method definition.
1624 * gold.h (string_hash): New template.
1625 * output.h (Input_section_specifier::hash_value): Use
1627 (Input_section_specifier::string_hash): Remove.
1628 * stringpool.cc (Stringpool_template::string_hash): Use
1631 2009-10-20 Doug Kwan <dougkwan@google.com>
1633 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1634 symbols of relaxed input sections.
1635 * output.h (Output_section::find_relaxed_input_section): Make
1638 2009-10-16 Doug Kwan <dougkwan@google.com>
1640 * dynobj.cc (Versions::Versions): Initialize version_script_.
1641 Only insert base version symbol definition for a shared object
1642 if version script defines any version versions.
1643 (Versions::define_base_version): New method definition.
1644 (Versions::add_def): Check that base version is not needed.
1645 (Versions::add_need): Define base version lazily.
1646 * dynobj.h (Versions::define_base_version): New method declaration.
1647 (Versions::needs_base_version_): New data member declaration.
1648 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1649 (check_DATA): Add no_version_test.stdout.
1650 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1652 * testsuite/Makefile.in: Regenerate.
1653 * testsuite/no_version_test.c: New file.
1654 * testsuite/no_version_test.sh: Ditto.
1656 2009-10-16 Doug Kwan <dougkwan@google.com>
1658 * expression.cc (class Segment_start_expression): New class definition.
1659 (Segment_start_expression::value): New method definition.
1660 (script_exp_function_segment_start): Return a new
1661 Segment_start_expression.
1662 * gold/script-c.h (script_saw_segment_start_expression): New function
1664 * script-sections.cc (Script_sections::Script_sections): Initialize
1665 SAW_SEGMENT_START_EXPRESSION_ to false.
1666 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1667 and -Tbbs options to specify section addresses if given in
1668 command line and no SEGMENT_START expression is seen in a script.
1669 * script-sections.h (Script_sections::saw_segment_start_expression,
1670 Script_sections::set_saw_segment_start_expression): New method
1672 (Script_sections::saw_segment_start_expression_): New data member
1674 * script.cc (script_saw_segment_start_expression): New function.
1675 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1676 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1677 script_test_7.sh and script_test_8.sh.
1678 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1679 script_test_8.stdout.
1680 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1681 (script_test_6, script_test_6.stdout, script_test_7,
1682 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1683 * Makefile.in: Regenerate.
1684 * testsuite/script_test_6.sh: New file.
1685 * testsuite/script_test_6.t: Same.
1686 * testsuite/script_test_7.sh: Same.
1687 * testsuite/script_test_7.t: Same.
1688 * testsuite/script_test_8.sh: Same.
1690 2009-10-16 Doug Kwan <dougkwan@google.com>
1692 * output.cc (Output_segment::set_section_list_address): Cast
1693 expressions to unsigned long long type to avoid format warnings.
1695 2009-10-15 Ian Lance Taylor <iant@google.com>
1697 * script.cc (Script_options::add_symbol_assignment): Always add a
1698 dot assignment to script_sections_.
1699 * script-sections.cc (Script_sections::add_dot_assignment):
1700 Initialize if necessary.
1702 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1703 program headers with no load segment if there is a linker script.
1705 * layout.cc (Layout::set_segment_offsets): Align the file offset
1706 to the segment aligment for -N or -n with no load segment.
1707 * output.cc (Output_segment::add_output_section): Don't crash if
1708 the first section is a TLS section.
1709 (Output_segment::set_section_list_addresses): Print an error
1710 message if the address moves backward in a linker script.
1711 * script-sections.cc
1712 (Output_section_element_input::set_section_addresses): Don't
1713 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1714 (Orphan_output_section::set_section_addresses): Likewise.
1716 2009-10-15 Doug Kwan <dougkwan@google.com>
1718 * layout.cc (Layout::finish_dynamic_section): Generate tags
1719 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1720 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1721 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1723 2009-10-14 Ian Lance Taylor <iant@google.com>
1725 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1727 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1728 data_shdr fields of relinfo.
1729 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1730 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1731 R_386_TLS_LDO_32, adjust based on section flags.
1732 (Target_i386::Relocate::fix_up_ldo): Remove.
1734 2009-10-13 Ian Lance Taylor <iant@google.com>
1736 Add support for -pie.
1737 * options.h (class General_options): Add -pie and
1739 (General_options::output_is_position_independent): Test -pie.
1740 (General_options::output_is_executable): Return true if not shared
1741 and not relocatable.
1742 (General_options::output_is_pie): Remove.
1743 * options.cc (General_options::finalize): Reject incompatible uses
1745 * gold.cc (queue_middle_tasks): A -pie link is not static.
1746 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1747 * symtab.cc (Symbol::final_value_is_known): Return false if
1748 output_is_position_independent.
1749 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1750 output_is_position_independent.
1751 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1752 output_is_position_independent.
1753 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1754 output_is_position_independent.
1755 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1757 (basic_pie_test.o, basic_pie_test): New targets.
1758 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1759 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1760 (two_file_pie_test): New target.
1761 * testsuite/Makefile.in: Rebuild.
1762 * README: Remove note saying that -pie is not supported.
1764 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1766 * options.h (class General_options): Add -init and -fini.
1767 * layout.cc (Layout::finish_dynamic_section): Emit
1768 given init and fini functions.
1770 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1772 * gc.h (gc_process_relocs): Check if icf is enabled using new
1774 * gold.cc (queue_initial_tasks): Likewise.
1775 (queue_middle_tasks): Likewise.
1776 * object.cc (do_layout): Likewise.
1777 * symtab.cc (is_section_folded): Likewise.
1778 * main.cc (main): Likewise.
1779 * reloc.cc (Read_relocs::run): Likewise.
1780 (Sized_relobj::do_scan_relocs): Likewise.
1781 * icf.cc (is_function_ctor_or_dtor): New function.
1782 (Icf::find_identical_sections): Check if function is ctor or dtor when
1784 * options.h (General_options::icf): Change option to be an enum.
1785 (Icf_status): New enum.
1786 (icf_enabled): New method.
1787 (icf_safe_folding): New method.
1788 (set_icf_status): New method.
1789 (icf_status_): New variable.
1790 * (options.cc) (General_options::finalize): Set icf_status_.
1791 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1792 icf_test and icf_keep_unique_test to use the --icf enum flag.
1793 * testsuite/icf_safe_test.sh: New file.
1794 * testsuite/icf_safe_test.cc: New file.
1796 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1798 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1799 includes to gc.h and icf.h.
1800 * arm.cc: Include gc.h.
1801 * gold.cc: Likewise.
1802 * i386.cc: Likewise.
1803 * powerpc.cc: Likewise.
1804 * sparc.cc: Likewise.
1805 * x86_64.cc: Likewise.
1806 * gc.h: Include icf.h.
1808 2009-10-11 Ian Lance Taylor <iant@google.com>
1810 * plugin.cc: Include "gold.h" before other header files.
1812 2009-10-10 Chris Demetriou <cgd@google.com>
1814 * options.h (Input_file_argument::Input_file_type): New enum.
1815 (Input_file_argument::is_lib_): Replace with...
1816 (Input_file_argument::type_): New member.
1817 (Input_file_argument::Input_file_argument): Take Input_file_type
1818 'type' rather than boolean 'is_lib' as second argument.
1819 (Input_file_argument::is_lib): Use type_.
1820 (Input_file_argument::is_searched_file): New function.
1821 (Input_file_argument::may_need_search): Handle is_searched_file.
1822 * options.cc (General_options::parse_library): Support -l:filename.
1823 (General_options::parse_just_symbols): Update for Input_file_argument
1825 (Command_line::process): Likewise.
1826 * archive.cc (Archive::get_file_and_offset): Likewise.
1827 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1828 * script.cc (read_script_file, script_add_file): Likewise.
1829 * fileread.cc (Input_file::Input_file): Likewise.
1830 (Input_file::will_search_for): Handle is_searched_file.
1831 (Input_file::open): Likewise.
1832 * readsyms.cc (Read_symbols::get_name): Likewise.
1833 * testsuite/Makefile.am (searched_file_test): New test.
1834 * testsuite/Makefile.in: Regenerate.
1835 * testsuite/searched_file_test.cc: New file.
1836 * testsuite/searched_file_test_lib.cc: New file.
1838 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1839 Ian Lance Taylor <iant@google.com>
1841 * descriptor.cc: Include <cstdio> and "binary-io.h".
1842 (Descriptors::open): Open the files in binary mode always.
1843 * script.cc (Lex::get_token): Treat \r as whitespace.
1845 2009-10-09 Ian Lance Taylor <iant@google.com>
1847 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1849 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1850 Ian Lance Taylor <iant@google.com>
1852 * configure.ac: Check for readv function also.
1853 * fileread.cc (readv): Define if not HAVE_READV.
1854 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1856 * config.in: Regenerate.
1857 * configure: Regenerate.
1859 2009-10-09 Doug Kwan <dougkwan@google.com>
1861 * layout.cc (Layout::make_output_section): Call target hook to make
1862 ordinary output section.
1863 (Layout::finalize): Adjust parameter list of call the
1864 Target::may_relax().
1865 * layout.h (class Layout::section_list): New method.
1866 * merge.h (Output_merge_base::entsize): Change visibility to public.
1867 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1869 (Output_merge_string::do_is_string): New method.
1870 * object.cc (Sized_relobj::do_setup): renamed from
1871 Sized_relobj::set_up.
1872 * object.h (Sized_relobj::adjust_shndx,
1873 Sized_relobj::initializ_input_to_output_maps,
1874 Sized_relobj::free_input_to_output_maps): Change visibilities to
1876 (Sized_relobj::setup): Virtualize.
1877 (Sized_relobj::do_setup): New method declaration.
1878 (Sized_relobj::invalidate_section_offset,
1879 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1880 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1881 * options.cc (parse_int): New function.
1882 * options.h (parse_int): New declaration.
1883 (DEFINE_int): New macro.
1884 (stub_group_size): New option.
1885 * output.cc (Output_section::Output_section): Initialize memebers
1886 merge_section_map_, merge_section_by_properties_map_,
1887 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1888 (Output_section::add_input_section): Handled deferred code-fill
1889 generation and remove an old comment.
1890 (Output_section::add_relaxed_input_section): New method definition.
1891 (Output_section::add_merge_input_section): Use merge section by
1892 properties map to speed to search. Update merge section maps
1894 (Output_section::build_relaxation_map): New method definition.
1895 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1897 (Output_section::relax_input_section): Renamed to
1898 Output_section::convert_input_sections_to_relaxed_sections and change
1899 interface to take a vector of pointers to relaxed sections.
1900 (Output_section::find_merge_section,
1901 Output_section::find_relaxed_input_section): New method definitions.
1902 (Output_section::is_input_address_mapped,
1903 Output_section::output_offset, Output_section::output_address):
1904 Use output section data maps to speed up searching.
1905 (Output_section::find_starting_output_address): Add comments.
1906 (Output_section::do_write,
1907 Output_section::write_to_postprocessing_buffer): Do code-fill
1908 generation as appropriate.
1909 (Output_section::get_input_sections): Invalidate relaxed input section
1911 (Output_section::restore_states): Adjust type of checkpoint .
1912 Invalidate relaxed input section map.
1913 * output.h (Output_merge_base): New class declaration.
1914 (Input_section_specifier): New class defintion.
1915 (class Output_relaxed_input_section) Change base class to
1916 Output_section_data_build.
1917 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1918 base class initializer.
1919 (Output_section::add_relaxed_input_section): New method declaration.
1920 (Output_section::Input_section): Change visibility to protected.
1921 (Output_section::Input_section::relobj,
1922 Output_section::Input_section::shndx): Handle relaxed input sections.
1923 Output_section::input_sections) Change visibility to protected. Also
1924 define overload to return a non-const pointer.
1925 (Output_section::Merge_section_properties): New class defintion.
1926 (Output_section::Merge_section_by_properties_map,
1927 Output_section::Output_section_data_by_input_section_map,
1928 Output_section::Relaxation_map): New types.
1929 (Output_section::relax_input_section): Rename method to
1930 Output_section::convert_input_sections_to_relaxed_sections and change
1931 interface to take a vector of relaxed section pointers.
1932 (Output_section::find_merge_section,
1933 Output_section::find_relaxed_input_section,
1934 Output_section::build_relaxation_map,
1935 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1936 New method declarations.
1937 (Output_section::merge_section_map_
1938 Output_section::merge_section_by_properties_map_,
1939 Output_section::relaxed_input_section_map_,
1940 Output_section::is_relaxed_input_section_map_valid_,
1941 Output_section::generate_code_fills_at_write_): New data members.
1942 * script-sections.cc
1943 (Output_section_element_input::set_section_addresses): Call
1944 current_data_size and addralign methods of relaxed input sections.
1945 (Orphan_output_section::set_section_addresses): Call current_data_size
1946 and addralign methods of relaxed input sections.
1947 * symtab.cc (Symbol_table::compute_final_value): Extract template
1948 from the body of Symbol_table::sized_finalize_symbol.
1949 (Symbol_table::sized_finalized_symbol): Call
1950 Symbol_table::compute_final_value.
1951 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1952 (Symbol_table::compute_final_value): New templated method declaration.
1953 * target.cc (Target::do_make_output_section): New method defintion.
1954 * target.h (Target::make_output_section): New method declaration.
1955 (Target::relax): Add more parameters for input objects, symbol table
1956 and layout. Adjust call to do_relax.
1957 (Target::do_make_output_section): New method declaration.
1958 (Target::do_relax): Add parameters for input objects, symbol table
1961 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1963 * pread.c: Include stdio.h.
1965 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1967 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1970 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1972 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1973 Change read_shndx type to unsigned int.
1974 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1976 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1977 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1978 Change read_shndx type to unsigned int.
1979 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1981 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1982 * layout.cc (Layout::create_symtab_sections): Cast the result of
1983 local_symcount * symsize to off_t in the gold_assert.
1985 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1987 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1988 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1990 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1991 (Arm_relocate_functions::thm_abs5): New function.
1992 (Arm_relocate_functions::abs12): New function.
1993 (Arm_relocate_functions::abs16): New function.
1994 (Arm_relocate_functions::base_abs): New function.
1995 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1996 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1997 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1999 (Scan::global): Likewise.
2000 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2001 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2002 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2003 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2006 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2008 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2009 (Arm_relocate_functions::movt_prel): New function.
2010 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2011 (Arm_relocate_functions::thm_movt_prel): New function.
2012 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2013 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2014 (Scan::global, Relocate::relocate): Likewise.
2015 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2017 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2019 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2020 Incremental_checker.
2021 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2023 (class Incremental_inputs_header): New class.
2024 (Incremental_inputs_header_writer): Edit comment.
2025 (Incremental_inputs_entry): New class.
2026 (Incremental_inputs_entry_writer): Edit comment.
2027 (Sized_incremental_binary::do_find_incremental_inputs_section):
2028 Add *strtab_shndx parameter, fill it.
2029 (Sized_incremental_binary::do_check_inputs): New method.
2030 (Incremental_checker::can_incrementally_link_output_file): Use
2031 Sized_incremental_binary::check_inputs.
2032 (Incremental_inputs::report_command_line): Save command line in
2035 (Incremental_binary::find_incremental_inputs_section): New
2037 (Incremental_binary::do_find_incremental_inputs_section): Add
2038 strtab_shndx parameter.
2039 (Incremental_binary::do_check_inputs): New pure virtual method.
2040 (Sized_incremental_binary::do_check_inputs): Declare.
2041 (Incremental_checker::Incremental_checker): Add incremental_inputs
2042 parameter, use it to initialize incremental_inputs_.
2043 (Incremental_checker::incremental_inputs_): New field.
2044 (Incremental_checker::command_line): New method.
2045 (Incremental_checker::inputs): New method.
2046 (Incremental_checker::command_line_): New field.
2048 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2050 * incremental.cc: Include <cstdarg> and "target-select.h".
2051 (vexplain_no_incremental): New function.
2052 (explain_no_incremental): New function.
2053 (Incremental_binary::error): New method.
2054 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2056 (make_sized_incremental_binary): New function.
2057 (open_incremental_binary): New function.
2058 (can_incrementally_link_file): Add checks if output is ELF and has
2060 * incremental.h: Include "elfcpp_file.h" and "output.h".
2061 (Incremental_binary): New class.
2062 (Sized_incremental_binary): New class.
2063 (open_incremental_binary): Declare.
2064 * object.cc (is_elf_object): Use
2065 elfcpp::Elf_recognizer::is_elf_file.
2066 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2067 * output.h (Output_file::filesize): New method.
2069 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2071 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2073 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2074 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2076 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2078 (Arm_relocate_functions::movw_abs_nc): New function.
2079 (Arm_relocate_functions::movt_abs): New function.
2080 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2081 (Arm_relocate_functions::thm_movt_abs): New function.
2082 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2083 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2084 (Scan::global): Likewise.
2085 (Relocate::relocate): Likewise.
2086 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2088 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2090 * arm.cc (Arm_relocate_functions::got_prel) New function.
2091 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2092 (Relocate::relocate): Likewise.
2093 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2095 2009-10-06 Ian Lance Taylor <iant@google.com>
2097 * options.h (class General_options): Define
2098 split_stack_adjust_size parameter.
2099 * object.h (class Object): Add uses_split_stack_ and
2100 has_no_split_stack_ fields. Add uses_split_stack and
2101 has_no_split_stack accessor functions. Declare
2102 handle_split_stack_section.
2103 (class Reloc_symbol_changes): Define.
2104 (class Sized_relobj): Define Function_offsets. Declare
2105 split_stack_adjust, split_stack_adjust_reltype, and
2107 * object.cc (Object::handle_split_stack_section): New function.
2108 (Sized_relobj::do_layout): Call handle_split_stack_section.
2109 * dynobj.cc (Sized_dynobj::do_layout): Call
2110 handle_split_stack_section.
2111 * reloc.cc (Sized_relobj::relocate_sections): Call
2112 split_stack_adjust for executable sections in split_stack
2113 objects. Pass reloc_map to relocate_section.
2114 (Sized_relobj::split_stack_adjust): New function.
2115 (Sized_relobj::split_stack_adjust_reltype): New function.
2116 (Sized_relobj::find_functions): New function.
2117 * target-reloc.h: Include "object.h".
2118 (relocate_section): Add reloc_symbol_changes parameter. Change
2120 * target.h (class Target): Add calls_non_split method. Declare
2121 do_calls_non_split virtual method. Declare match_view and
2123 * target.cc: Include "elfcpp.h".
2124 (Target::do_calls_non_split): New function.
2125 (Target::match_view): New function.
2126 (Target::set_view_to_nop): New function.
2127 * gold.cc (queue_middle_tasks): Give an error if mixing
2128 split-stack and non-split-stack objects with -r.
2129 * i386.cc (Target_i386::relocate_section): Add
2130 reloc_symbol_changes parameter.
2131 (Target_i386::do_calls_non_split): New function.
2132 * x86_64.cc (Target_x86_64::relocate_section): Add
2133 reloc_symbol_changes parameter.
2134 (Target_x86_64::do_calls_non_split): New function.
2135 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2137 * powerpc.cc (Target_powerpc::relocate_section): Add
2138 reloc_symbol_changes parameter.
2139 * sparc.cc (Target_sparc::relocate_section): Add
2140 reloc_symbol_changes parameter.
2141 * configure.ac: Call AM_CONDITIONAL for the default target.
2142 * configure: Rebuild.
2143 * testsuite/Makefile.am (TEST_AS): New variable.
2144 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2145 (check_DATA): Add split_i386 and split_x86_64 files.
2146 (SPLIT_DEFSYMS): Define.
2147 (split_i386_[1234n].o): New targets.
2148 (split_i386_[124]): New targets.
2149 (split_i386_[1234r].stdout): New targets.
2150 (split_x86_64_[1234n].o): New targets.
2151 (split_x86_64_[124]): New targets.
2152 (split_x86_64_[1234r].stdout): New targets.
2153 (MOSTLYCLEANFILES): Add new executables.
2154 * testsuite/split_i386.sh: New file.
2155 * testsuite/split_x86_64.sh: New file.
2156 * testsuite/split_i386_1.s: New file.
2157 * testsuite/split_i386_2.s: New file.
2158 * testsuite/split_i386_3.s: New file.
2159 * testsuite/split_i386_4.s: New file.
2160 * testsuite/split_i386_n.s: New file.
2161 * testsuite/split_x86_64_1.s: New file.
2162 * testsuite/split_x86_64_2.s: New file.
2163 * testsuite/split_x86_64_3.s: New file.
2164 * testsuite/split_x86_64_4.s: New file.
2165 * testsuite/split_x86_64_n.s: New file.
2166 * testsuite/testfile.cc (Target_test): Update relocation_section
2168 * testsuite/Makefile.in: Rebuild.
2170 2009-10-06 Ian Lance Taylor <iant@google.com>
2172 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2173 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2174 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2175 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2176 the address on ldo_addrs_.
2177 (Target_i386::Relocate::fix_up_ldo): New function.
2179 2009-10-06 Rafael Espindola <espindola@google.com>
2181 * plugin.cc (add_input_library): New.
2182 (Plugin::load): Add add_input_library to tv.
2183 (Plugin_manager::add_input_file): Add the is_lib argument.
2184 (add_input_file): Update call to Plugin_manager::add_input_file.
2185 (add_input_library): New.
2186 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2188 2009-09-30 Doug Kwan <dougkwan@google.com>
2190 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2191 symbol and call Symbol::may_need_copy_reloc to determine if
2192 a copy reloc is needed.
2193 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2194 nocopyreloc is given in command line.
2195 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2196 given in command line.
2197 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2198 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2199 of the removed Target_i386::may_need_copy_reloc.
2200 * options.h (copyreloc): New option with default value false.
2201 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2202 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2203 instead of the removed Target_powerpc::may_need_copy_reloc.
2204 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2205 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2206 instead of the removed Target_sparc::may_need_copy_reloc.
2207 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2208 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2209 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2210 instead of the removed Target_x86_64::may_need_copy_reloc.
2212 2009-09-30 Ian Lance Taylor <iant@google.com>
2214 * object.h (class Object): Remove target_ field, and target,
2215 sized_target, and set_target methods.
2216 (Object::sized_target): Remove.
2217 (class Sized_relobj): Update declarations. Remove sized_target.
2218 * object.cc (Sized_relobj::setup): Remove target parameter.
2220 (Input_objects::add_object): Don't do anything with the target.
2221 (make_elf_sized_object): Add punconfigured parameter. Change all
2222 callers. Set or test parameter target.
2223 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2225 * parameters.cc (Parameters::set_target): Change parameter type to
2227 (Parameters::default_target): Remove.
2228 (set_parameters_target): Change parameter type to be non-const.
2229 (parameters_force_valid_target): New function.
2230 (parameters_clear_target): New function.
2231 * parameters.h (class Parameters): Update declarations. Remove
2232 default_target method. Add sized_target and clear_target
2233 methods. Change target_ to be non-const.
2234 (set_parameters_target): Update declaration.
2235 (parameters_force_valid_target): Declare.
2236 (parameters_clear_target): Declare.
2237 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2238 as NULL if we aren't searching.
2239 (Add_symbols::run): Don't check for compatible target.
2240 * fileread.cc (Input_file::open_binary): Call
2241 parameters_force_valid_target.
2242 * gold.cc (queue_middle_tasks): Likewise.
2243 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2244 set_target on object.
2245 * dynobj.h (class Sized_dynobj): Update declarations.
2246 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2247 make_elf_object returns NULL.
2248 (Archive::include_member): Don't check whether object target is
2250 * output.cc (Output_section::add_input_section): Get target from
2252 (Output_section::relax_input_section): Likewise.
2253 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2255 (Sized_relobj::do_scan_relocs): Likewise.
2256 (Sized_relobj::relocate_sections): Likewise.
2257 * resolve.cc (Symbol_table::resolve): Likewise.
2258 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2259 parameter. Change all callers.
2260 (Symbol_table::add_from_object): Get target from parameters.
2261 (Symbol_table::add_from_relobj): Don't check object target.
2262 (Symbol_table::add_from_dynobj): Likewise.
2263 (Symbol_table::define_special_symbol): Get target from
2265 * symtab.h (class Symbol_table): Update declaration.
2266 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2267 parameter. Change all callers. Clear parameter target.
2268 (Binary_test): Test target here.
2269 * testsuite/object_unittest.cc (gold_testsuite): Remove
2270 target_test_pointer parameter. Change all callers.
2271 (Object_test): Test target here.
2273 2009-09-26 Ian Lance Taylor <iant@google.com>
2275 * testsuite/initpri1.c: Don't try to use constructor priorities if
2276 compiling with gcc before 4.3.
2278 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2280 * testsuite/retain_symbols_file_test.sh (check_present): Change
2281 output file name to retain_symbols_file_test.stdout.
2282 (check_absent): Likewise.
2284 2009-09-18 Craig Silverstein <csilvers@google.com>
2286 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2287 * options.cc: Include <cerrno> and <fstream>.
2288 (General_options::finalize): Parse -retain-symbols-file tag.
2289 * options.h: New flag.
2290 (General_options): New method should_retain_symbol, new
2291 variable symbols_to_retain.
2292 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2293 should_retain_symbol map.
2294 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2295 * testsuite/Makefile.in: Regenerate.
2296 * testsuite/retain_symbols_file_test.sh: New file.
2298 2009-09-18 Nick Clifton <nickc@redhat.com>
2300 * po/es.po: Updated Spanish translation.
2302 2009-09-17 Doug Kwan <dougkwan@google.com>
2304 * debug.h (DEBUG_RELAXATION): New constant.
2305 (DEBUG_ALL): Add DEBUG_RELAXATION.
2306 (debug_string_to_enum): Add relaxation debug option.
2308 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2309 Layout::Relaxation_debug_check::read_sections,
2310 Layout::Relaxation_debug_check::read_sections): New method definitions.
2311 (Layout::Layout): Initialize data members
2312 record_output_section_data_from_scrips_,
2313 script_output_section_data_list_ and relaxation_debug_check_.
2314 (Layout::save_segments, Layout::restore_segments,
2315 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2316 Layout::relaxation_loop_body): New method definitions.
2317 (Layout::finalize): Support relaxation. Move section layout code to
2318 Layout::relaxation_loop_body.
2319 (Layout::set_asection_address_from_script): Move code for orphan
2320 section placement out.
2321 (Layout::place_orphan_sections_in_script): New method definition.
2322 * layout.h (Output_segment_headers, Output_file_header):
2323 New forward class declarations.
2324 (Layout::~Layout): Define.
2325 (Layout::new_output_section_data_from_script): New method definition.
2326 (Layout::place_orphan_sections_in_script): New method declaration.
2327 (Layout::Segment_states): New type declaration.
2328 (Layout::save_segments, Layout::restore_segments,
2329 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2330 Layout::relaxation_loop_body): New method declarations.
2331 (Layout::Output_section_data_list): New type declaration.
2332 (Layout::Relaxation_debug_check): New class definition.
2333 (Layout::record_output_section_data_from_script_,
2334 Layout::script_output_section_data_list_, Layout::segment_states_,
2335 Layout::relaxation_debug_check_): New data members.
2336 * output.cc: (Output_section_headers::do_size): New method definition.
2337 (Output_section_headers::Output_section_headers): Move size
2338 computation to Output_section_headers::do_size.
2339 (Output_segment_headers::do_size): New method definition.
2340 (Output_file_header::Output_file_header): Move size computation to
2341 Output_file_header::do_size and call it.
2342 (Output_file_header::do_size): New method definition.
2343 (Output_data_group::Output_data_group): Adjust call to
2344 Output_section_data.
2345 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2346 (Output_symtab_xindex::do_write): Add array bound check.
2347 (Output_section::Input_section::print_to_mapfile): Handle
2348 RELAXED_INPUT_SECTION_CODE.
2349 (Output_section::Output_section): Initialize data member checkpoint_.
2350 (Output_section::~Output_section): Delete checkpoint object pointed
2352 (Output_section::add_input_section): Always add an Input_section if
2354 (Output_section::add_merge_input_section): Add assert.
2355 (Output_section::relax_input_section): New method definition.
2356 (Output_section::set_final_data_size): Set load address to zero for
2357 an unallocated section.
2358 (Output_section::do_address_and_file_offset_have_reset_values):
2359 New method definition.
2360 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2361 Handle relaxed input section.
2362 (Output_section::sort_attached_input_sections): Checkpoint input
2363 section list lazily.
2364 (Output_section::get_input_sections): Change type of input_sections to
2365 list of Simple_input_section pointers. Checkpoint input section list
2366 lazily. Also handle relaxed input sections.
2367 (Output_section::add_input_section_for_script): Take a reference to
2368 a Simple_input_section object instead of Relobj pointer and section
2369 index as parameter. Handle relaxed input sections.
2370 (Output_section::save_states, Output_section::restore_states): New
2372 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2373 (Output_data::is_data_size_fixed): New method definition.
2374 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2376 (Output_data::address_and_file_offset_have_reset_values): New method
2378 (Output_data::do_address_and_file_offset_have_reset_values): New method
2380 (Output_data::set_data_size): Check that data size is not fixed.
2381 (Output_data::fix_data_size): New method definition.
2382 (Output_data::is_data_size_fixed_): New data member.
2383 (Output_section_headers::set_final_data_size): New method definition.
2384 (Output_section_headers::do_size): New method declaration.
2385 (Output_segment_headers::set_final_data_size): New method definition.
2386 (Output_segment_headers::do_size): New method declaration.
2387 (Output_file_header::set_final_data_size)::New method definition.
2388 (Output_file_header::do_size)::New method declaration.
2389 (Output_section_data::Output_section_data): Add new parameter
2390 is_data_size_fixed and use it to fix data size.
2391 (Output_data_const::Output_data_const): Adjust call to base class
2392 constructor and fix data size.
2393 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2394 base class constructor and fix data size.
2395 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2396 base class constructor and fix data size.
2397 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2398 class constructor and fix data size.
2399 (Output_data_group::set_final_data_size): New method definition.
2400 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2401 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2402 class constructor and fix data size.
2403 (Output_relaxed_input_section): New class definition.
2404 (Output_section::Simple_input_section): New class definition.
2405 (Output_section::get_input_sections): Adjust parameter list.
2406 (Output_section::add_input_section_for_script): Same.
2407 (Output_section::save_states, Output_section::restore_states,
2408 Output_section::do_address_and_file_offset_have_reset_values,
2409 (Output_section::Input_section::Input_section): Handle
2410 RELAXED_INPUT_SECTION_CODE. Add new overload for
2411 Output_relaxed_input_section.
2412 (Output_section::Input_section::is_input_section,
2413 Output_section::Input_section::set_output_section): Handle relaxed
2415 (Output_section::Input_section::is_relaxed_input_section,
2416 Output_section::Input_section::output_section_data,
2417 Output_section::Input_section::relaxed_input_section): New method
2419 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2421 (Output_section::Input_section::u1_): Update comments.
2422 (Output_section::Input_section::u2_): Add new union member poris.
2423 (Output_section::Checkpoint_output_section): New classs definition.
2424 (Output_section::relax_input_section): New method declaration.
2425 (Output_section::checkpoint_): New data member.
2426 (Output_segment): Update comments.
2427 (Output_segment::Output_segment): Un-privatize copy constructor.
2428 (Output_segment::operator=): Un-privatize.
2429 * script-sections.cc (Output_section_element::Input_section_list):
2430 Change element type to Output_section::Simple_input_section.
2431 (Output_section_element_dot_assignment::set_section_addresses):
2432 Register output section data for relaxation clean up.
2433 (Output_data_exression::Output_data_expression): Adjust call to base
2434 constructor to fix data size.
2435 (Output_section_element_data::set_section_addresses): Register
2436 Output_data_expression object for relaxation clean up.
2437 (struct Input_section_info): Replace Relobj pointer and section index
2438 pair with Output_section::Simple_input_section and Convert struct to a
2440 (Input_section_sorter::operator()): Adjust access to
2441 Input_section_info data member to use accessors.
2442 (Output_section_element_input::set_section_addresses): Use layout
2443 parameter. Adjust code to use Output_section::Simple_input_section
2444 and Input_secction_info classes. Register filler for relaxation
2446 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2447 and section index pair with Output_section::Simple_input_section
2448 class. Adjust code accordingly.
2449 (Phdrs_element::release_segment): New method definition.
2450 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2452 (Script_sections::release_segments): New method definition.
2453 * gold/script-sections.h (Script_sections::release_segments): New
2455 * gold/target.h (Target::may_relax, Target::relax,
2456 Target::do_may_relax, Target::do_relax): New method definitions.
2458 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2460 * arm.cc (has_signed_unsigned_overflow): New function.
2461 (Arm_relocate_functions::abs8): New function.
2462 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2463 (Target_arm::Scan::global): Likewise.
2464 (Target_arm::relocate::relocate): Likewise.
2465 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2468 2009-09-16 Cary Coutant <ccoutant@google.com>
2470 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2471 * testsuite/Makefile.in: Regenerate.
2473 2009-09-11 Nick Clifton <nickc@redhat.com>
2475 * po/gold.pot: Updated by the Translation project.
2477 2009-09-08 Cary Coutant <ccoutant@google.com>
2479 * output.cc (Output_file::open): Add execute permission to empty file.
2480 * testsuite/Makefile.am (permission_test): New test.
2481 * testsuite/Makefile.in: Regenerate.
2483 2009-09-02 Ian Lance Taylor <iant@google.com>
2485 * output.cc (Output_file::resize): Call map_no_anonymous rather
2488 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2490 * gold.cc: Include "incremental.h".
2491 (queue_initial_tasks): Call Incremental_checker methods.
2492 * incremental.cc: Include "output.h".
2493 (Incremental_checker::can_incrementally_link_output_file): New
2495 * incremental.h (Incremental_checker): New class.
2497 * output.cc (Output_file::open_for_modification): New method.
2498 (Output_file::map_anonymous): Changed return type to bool. Record
2500 (Output_file::map_no_anonymous): New method, broken out of map.
2501 (Output_file::map): Use map_no_anonymous and map_anonymous.
2502 * output.h (class Output_file): Update declarations.
2504 2009-08-24 Cary Coutant <ccoutant@google.com>
2506 * options.h (Command_line::Pre_options): New class.
2507 (Command_line::pre_options): New member.
2508 * options.cc (gold::options::ready_to_register): New variable.
2509 (One_option::register_option): Do nothing if not registering options.
2510 Assert if same short option registered twice.
2511 (General_options::General_options): Turn off option registration when
2513 (Command_line::Pre_options::Pre_options): New constructor.
2515 2009-08-24 Cary Coutant <ccoutant@google.com>
2517 * options.h (General_options::no_keep_memory): Remove incorrect
2520 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2522 * Makefile.am (am__skiplex, am__skipyacc): New.
2523 * Makefile.in: Regenerate.
2525 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2527 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2528 (INCLUDES): ... this.
2529 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2530 (AM_CPPFLAGS): Renamed from ...
2531 (INCLUDE): ... this.
2532 * Makefile.in, testsuite/Makefile.in: Regenerate.
2534 * Makefile.in: Regenerate.
2535 * aclocal.m4: Likewise.
2536 * config.in: Likewise.
2537 * configure: Likewise.
2538 * testsuite/Makefile.in: Likewise.
2540 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2541 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2542 * Makefile.in: Regenerate.
2543 * testsuite/Makefile.in: Regenerate.
2545 2009-08-19 Cary Coutant <ccoutant@google.com>
2547 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2548 symbols in shared libraries overridden by hidden or internal symbols
2549 in the main program.
2551 2009-08-19 Chris Demetriou <cgd@google.com>
2553 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2554 checking source file names in error messages.
2556 2009-08-18 Doug Kwan <dougkwan@google.com>
2558 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2559 an elcpp::Ehdr as parameter. Adjust call to set_target.
2560 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2561 an elfcpp::Ehdr as parameter.
2562 * object.cc (Object::set_target): Remove the version that looks up
2563 a target and sets it.
2564 (Sized_relobj::setup): Take a Target object instead of
2565 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2566 (make_elf_sized_object): Find target and ask target to
2568 * object.h: (Object::set_target): Remove the version that looks up
2569 a target and sets it.
2570 (Sized_relobj::setup): Take a Target object instead of
2571 an elfcpp:Ehdr as parameter.
2572 * target.cc: Include dynobj.h.
2573 (Target::do_make_elf_object_implementation): New.
2574 (Target::do_make_elf_object): New.
2575 * target.h (Target::make_elf_object): New template declaration.
2576 (Target::do_make_elf_object): New method declarations.
2577 (Target::do_make_elf_object_implementation): New template declaration.
2579 2009-08-14 Ian Lance Taylor <iant@google.com>
2581 * gold.h (FUNCTION_NAME): Define.
2582 (gold_unreachable): Use FUNCTION_NAME.
2584 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2586 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2587 symbol in the --keep-unique list is not found.
2589 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2591 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2592 been maked as --keep-unique.
2593 (Icf::unfold_section): New function.
2594 * icf.h (Icf::unfold_section): New function.
2595 * options.h (General_options::keep_unique): New option.
2596 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2597 * testsuite/Makefile.in: Regenerate.
2598 * testsuite/icf_keep_unique_test.sh: New file.
2599 * testsuite/icf_keep_unique_test.cc: New file.
2601 2009-08-12 Cary Coutant <ccoutant@google.com>
2604 * resolve.cc (Symbol_table::resolve): Check for references from
2605 dynamic objects to hidden and internal symbols.
2606 * testsuite/Makefile.am (hidden_test.sh): New test.
2607 * testsuite/Makefile.in: Regenerate.
2608 * testsuite/hidden_test.sh: New script.
2609 * testsuite/hidden_test_1.c: New test source.
2610 * testsuite/hidden_test_main.c: New test source.
2612 2009-08-11 Doug Kwan <dougkwan@google.com>
2614 * arm.cc: Update comments.
2615 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2616 segment to locate the .ARM.exidx section if present.
2618 2009-08-09 Doug Kwan <dougkwan@google.com>
2620 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2623 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2624 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2627 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2629 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2630 valid tls_segment only for non-debug-section relocations.
2631 * testsuite/Makefile.am: Add gc_tls_test.
2632 * testsuite/Makefile.in: Regenerate.
2633 * testsuite/gc_tls_test.cc: New file.
2634 * testsuite/gc_tls_test.sh: New file.
2636 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2640 * Makefile.am (CCFILES): Add icf.cc.
2642 * Makefile.in: Regenerate.
2643 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2644 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2645 section, symbol and addend information for the relocs.
2646 * gold.cc (queue_middle_tasks): Call identical code folding.
2647 * gold.h: Add defines for multimap.
2648 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2649 to the call of finalize_local_symbols.
2650 * main.cc (main): Create object of class Icf.
2651 * object.cc (Sized_relobj::do_layout): Allow this function to be
2652 called twice during icf.
2653 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2654 to sections marked as identical by icf.
2655 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2657 (Sized_relobj::do_section_entsize): New function.
2658 * object.h (Object::section_entsize): New function.
2659 (Object::do_section_entsize): New pure virtual function.
2660 (Relobj::finalize_local_symbols): Add new parameter.
2661 (Relobj::do_section_entsize): New function.
2662 * options.h (General_options::icf): New option.
2663 (General_options::icf_iterations): New option.
2664 (General_options::print_icf_sections): New option.
2665 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2666 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2667 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2669 * symtab.cc (Symbol_table::is_section_folded): New function.
2670 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2671 to sections marked as identical by icf.
2672 * symtab.h (Symbol_table::set_icf): New function.
2673 (Symbol_table::icf): New function.
2674 (Symbol_table::is_section_folded): New function.
2675 (Symbol_table::icf_): New data member.
2676 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2677 * testsuite/Makefile.am: Add commands to build icf_test.
2678 * testsuite/Makefile.in: Regenerate.
2679 * testsuite/icf_test.sh: New file.
2680 * testsuite/icf_test.cc: New file.
2682 2009-07-24 Chris Demetriou <cgd@google.com>
2684 * layout.cc (is_compressible_debug_section): Fix incorrect
2685 comment about compressed section names.
2687 2009-07-20 Ian Lance Taylor <ian@airs.com>
2690 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2692 2009-07-16 Ian Lance Taylor <iant@google.com>
2695 * layout.h: #include <map>.
2696 (class Kept_section): Change from struct to class. Add accessors
2697 and setters. Add section size to Comdat_group mapping. Change
2698 Comdat_group to std::map. Add is_comdat_ field. Add
2699 linkonce_size field in union.
2700 (class Layout): Update declaration of find_or_add_kept_section.
2701 Don't declare find_kept_object.
2702 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2703 parameter. Add object, shndx, is_comdat, and is_group_name
2704 parameters. Change all callers. Adjust for new Kept_section.
2705 (Layout::find_kept_object): Remove.
2706 * object.cc (Sized_relobj::include_section_group): Update use of
2707 Kept_section. Rename secnum to shndx. Only record
2708 Kept_comdat_section if sections are the same size.
2709 (Sized_relobj::include_linkonce_section): Update use of
2710 Kept_section. Only record Kept_comdat_section if sections are the
2711 same size. Set size of linkonce section.
2712 (Sized_relobj::map_to_kept_section): Update call to
2713 get_kept_comdat_section.
2714 * object.h (class Sized_relobj): Rename fields in
2715 Kept_comdat_section to drop trailing underscores; change object
2716 field to Relobj*. Change Kept_comdat_section_table to store
2717 struct rather than pointer.
2718 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2719 Add kept_object and kept_shndx parameters. Change all callers.
2720 (Sized_relobj::get_kept_comdat_section): Change return type to
2721 bool. Add kept_object and kept_shndx parameters. Change all
2723 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2724 Layout::find_or_add_kept_section.
2726 2009-07-09 Ian Lance Taylor <iant@google.com>
2728 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2729 Reserve space in the hash table.
2731 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2733 * fileread.cc (File_read::get_mtime): New method.
2734 * fileread.h (Timespec): New structure.
2735 (File_read::get_mtime): New method.
2736 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2737 Renamed from timestamp_nsec.
2738 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2740 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2742 (Incremental_inputs::report_archive): Save mtime; style fix.
2743 (Incremental_inputs::report_obejct): Save mtime; style fix.
2744 (Incremental_inputs::report_script): Save mtime; style fix.
2745 (Incremental_inputs::finalize_inputs): Style fix.
2746 (Incremental_inputs::finalize): Style fix.
2747 (Incremental_inputs::create_input_section_data): Store inputs
2749 * incremental.h (Incremental_inputs::report_script): Add mtime
2751 (Incremental_inputs::Input_info::Input_info): Intialize only one
2753 (Incremental_inputs::Input_info::archive): Move to nameless
2755 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2756 (Incremental_inputs::Input_info::script): Move to nameless union.
2757 (Incremental_inputs::mtime): New field.
2758 * script.cc (read_input_script): Pass file mtime to
2760 * script.h (Script_info::inputs): Style fix.
2762 2009-07-01 Ian Lance Taylor <ian@airs.com>
2764 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2767 2009-06-24 Ian Lance Taylor <iant@google.com>
2770 * layout.cc (Layout::choose_output_section): If we find an
2771 existing section, update the flags.
2772 (Layout::create_notes): New function, broken out of
2774 (Layout::finalize): Don't create note sections.
2775 (Layout::create_note): Don't crash if linker script discards
2777 (Layout::create_gold_note): Likewise.
2778 (Layout::create_build_id): Likewise. Don't set
2779 after_input_sections on the section.
2780 (Layout::create_executable_stack_info): Remove target parameter.
2782 * layout.h (class Layout): Declare create_notes. Update
2783 declaration of create_executable_stack_info.
2784 * gold.cc (queue_middle_tasks): Call create_notes.
2785 * output.cc (Output_section::update_flags_for_input_section): Move
2786 here from output.h. If SHF_ALLOC flag is newly set, mark address
2788 * output.h (Output_data::mark_address_invalid): New function.
2789 (class Output_section): Only declare, not define,
2790 update_flags_for_input_section. Remove set_flags.
2792 2009-06-24 Ian Lance Taylor <iant@google.com>
2794 * script-sections.cc (Output_section_definition::
2795 set_section_addresses): Rename shadowing local load_address to
2798 2009-06-24 Ian Lance Taylor <iant@google.com>
2801 * reloc.cc (relocate_sections): Skip empty relocation sections.
2803 2009-06-23 Ian Lance Taylor <iant@google.com>
2806 * layout.cc (Layout::create_note): Use choose_output_section
2807 rather than make_output_section.
2809 2009-06-23 Ian Lance Taylor <iant@google.com>
2812 * options.cc (General_options::parse_V): Set printed_version_.
2813 (General_options::General_options): Initialize printed_version_.
2814 * options.h (class General_options): Add printed_version_ field.
2815 * gold.cc (queue_initial_tasks): If there are no input files,
2816 don't give a fatal error if we printed the version information.
2817 (queue_middle_tasks): If using -r with a shared object, give a
2818 fatal error rather than an ordinary error.
2820 2009-06-23 Ian Lance Taylor <iant@google.com>
2823 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2824 (Layout::make_output_section): Set have_stabstr_section_ if we see
2825 a .stab*str section.
2826 (Layout::finalize): Call link_stabs_sections.
2827 (Layout::link_stabs_sections): New file.
2828 * layout.h (class Layout): Add have_stabstr_section_ field.
2829 Declare link_stabs_sections.
2831 2009-06-23 Doug Kwan <dougkwan@google.com>
2833 * Makefile.am (libgold_a_LIBADD): New.
2834 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2835 * Makefile.in: Regenerate.
2836 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2837 * configure: Regenerate.
2838 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2839 * fileread.cc: Include sys/state.h
2840 * gold.h: Declare memmem and strndup if found missing.
2841 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2843 2009-06-23 Ian Lance Taylor <iant@google.com>
2845 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2846 * configure: Rebuild.
2848 2009-06-23 Ian Lance Taylor <iant@google.com>
2851 * object.cc (Object::section_contents): Don't try to get a view if
2852 the section has length zero.
2853 (Object::handle_gnu_warning_section): If the section is empty, use
2854 the name of the section as the warning.
2856 2009-06-23 Ian Lance Taylor <iant@google.com>
2859 * stringpool.h (class Stringpool_template): Add optimize_ field.
2860 (Stringpool_template::set_optimize): New function.
2861 * stringpool.cc (Stringpool_template::Stringpool_template):
2862 Initialize optimize_ field.
2863 (Stringpool_template::set_string_offsets): Test local optimize
2864 fild rather than parameter.
2865 * layout.cc (Layout::Layout): Call set_optimize on the section
2868 2009-06-22 Ian Lance Taylor <iant@google.com>
2871 * yyscript.y: Parse TARGET.
2872 * script.cc (script_set_target): New function.
2873 * script-c.h (script_set_target): Declare.
2874 * options.cc (General_options::string_to_object_format): Rename
2875 from string_to_object_format in anonymous namespace. Change
2877 * options.h (class General_options): Declare
2878 string_to_object_format.
2880 2009-06-22 Ian Lance Taylor <iant@google.com>
2882 * script-sections.cc (Script_sections::create_segments): Don't put
2883 program headers in a PT_LOAD segment if -n or -N.
2885 2009-06-22 Ian Lance Taylor <iant@google.com>
2888 * options.h (class General_options): Add -z lazy and -z now. Sort
2889 -z options into alphabetical order.
2890 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2892 2009-06-21 Ian Lance Taylor <iant@google.com>
2894 * layout.cc (Layout::make_output_section): Call
2895 Target::new_output_section.
2896 (Layout::attach_allocated_section_to_segment): Put large section
2897 sections in a separate load segment with the large segment flag
2899 (Layout::segment_precedes): Sort large data segments after other
2901 (align_file_offset): New static function.
2902 (Layout::set_segment_offsets): Use align_file_offset.
2903 * output.h (class Output_section): Add is_small_section_ and
2904 is_large_section_ fields.
2905 (Output_section::is_small_section): New function.
2906 (Output_section::set_is_small_section): New function.
2907 (Output_section::is_large_section): New function.
2908 (Output_section::set_is_large_section): New function.
2909 (Output_section::is_large_data_section): New function.
2910 (class Output_segment): Add is_large_data_segment_ field.
2911 (Output_segment::is_large_data_segment): New function.
2912 (Output_segment::set_is_large_data_segment): New function.
2913 * output.cc (Output_section::Output_section): Initialize new
2915 (Output_segment::Output_segment): Likewise.
2916 (Output_segment::add_output_section): Add assertion that large
2917 data sections always go in large data segments. Force small data
2918 sections to the end of the list of data sections. Force small BSS
2919 sections to the start of the list of BSS sections. For large BSS
2920 sections to the end of the list of BSS sections.
2921 * symtab.h (class Symbol): Declare is_common_shndx.
2922 (Symbol::is_defined): Check Symbol::is_common_shndx.
2923 (Symbol::is_common): Likewise.
2924 (class Symbol_table): Define enum Commons_section_type. Update
2925 declarations. Add small_commons_ and large_commons_ fields.
2926 * symtab.cc (Symbol::is_common_shndx): New function.
2927 (Symbol_table::Symbol_table): Initialize new fields.
2928 (Symbol_table::add_from_object): Put small and large common
2929 symbols in the right list.
2930 (Symbol_table::sized_finalized_symbol): Check
2931 Symbol::is_common_shndx.
2932 (Symbol_table::sized_write_globals): Likewise.
2933 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2934 common symbol lists. Don't call do_allocate_commons_list if the
2936 (Symbol_table::do_allocate_commons_list): Remove is_tls
2937 parameter. Add comons_section_type parameter. Change all
2938 callers. Handle small and large common symbols.
2939 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2940 Symbol::is_common_shndx.
2941 * resolve.cc (symbol_to_bits): Likewise.
2942 * target.h (Target::small_common_shndx): New function.
2943 (Target::small_common_section_flags): New function.
2944 (Target::large_common_shndx): New function.
2945 (Target::large_common_section_flags): New function.
2946 (Target::new_output_section): New function.
2947 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2948 small_common_section_flags, and large_common_section_flags
2950 (Target::do_new_output_section): New virtual function.
2951 * arm.cc (Target_arm::arm_info): Initialize new fields.
2952 * i386.cc (Target_i386::i386_info): Likewise.
2953 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2955 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2956 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2957 (Target_x86_64::do_new_output_section): New function.
2958 * configure.ac: Define conditional MCMODEL_MEDIUM.
2959 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2960 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2961 (large_LDFLAGS): Define.
2962 * testsuite/large.c: New file.
2963 * testsuite/testfile.cc (Target_test::test_target_info):
2964 Initialize new fields.
2965 * configure, testsuite/Makefile.in: Rebuild.
2967 2009-06-05 Doug Kwan <dougkwan@google.com>
2969 * Makefile.am (CCFILES): Add target.cc.
2970 * Makefile.in: Regenerate.
2971 * i386.cc (class Target_i386): Define new virtual method to
2972 override do_is_local_label_name in parent.
2973 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2974 local symbols if --discard-locals or -X is given.
2975 * options.h (class General_options): Declare new options
2976 '--discard-locals' and '-X' for discarding locals.
2977 * target.h (class Target): Define new methods is_local_label_name.
2978 Declare new virtual method do_is_local_label_name.
2979 * target.cc: New file.
2980 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2981 (check_SCRIPTS): Add discard_locals_test.sh.
2982 (check_DATA): Add discard_local_tests.syms.
2983 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2984 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2985 * testsuite/Makefile.in: Regenerate.
2986 * testsuite/discard_locals_test.c: New file.
2987 * testsuite/discard_locals_test.sh: Same.
2989 2009-06-05 Doug Kwan <dougkwan@google.com>
2991 * object.cc (Sized_relobj::Sized_relobj): Initialize
2992 discarded_eh_frame_shndx_ to -1U.
2993 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2995 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2996 a discarded .eh_frame section.
2997 (Sized_relobj::do_finalize_local_symbols): Ditto.
2998 * object.h (class Sized_relobj): Declare new member
2999 discarded_eh_frame_shndx_.
3000 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3001 (local_labels_test.o, local_labels_test): New rules.
3002 * testsuite/Makefile.in: Regenerate.
3004 2009-06-04 Doug Kwan <dougkwan@google.com>
3006 * layout.cc (Layout::section_name_mapping): Add mapping for
3007 special ARM sections.
3009 2009-06-03 Doug Kwan <dougkwan@google.com>
3011 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3012 (utils::has_overflow): Same.
3014 2009-06-03 Ian Lance Taylor <iant@google.com>
3016 * layout.cc (Layout::section_name_mapping): New array, replacing
3017 Layout::linkonce_mapping.
3018 (Layout::section_name_mapping_count): New variable, replacing
3019 Layout::linkonce_mapping_count.
3020 (Layout::linkonce_output_name): Remove.
3021 (Layout::output_section_name): Rewrite.
3022 * layout.h (class Layout): Rename Linkonce_mapping to
3023 Section_name_mapping, linkonce_mapping to section_name_mapping,
3024 linkonce_mapping_count to section_name_mapping_count. Don't
3025 declare linkonce_output_name.
3027 2009-06-03 Doug Kwan <dougkwan@google.com>
3029 * gold/arm.cc (namespace utils): New.
3030 (Target_arm::reloc_is_non_pic): Define new method.
3031 (class Arm_relocate_functions): New.
3032 (Target_arm::Relocate::relocate): Handle relocation types used by
3035 2009-06-03 Ian Lance Taylor <iant@google.com>
3037 * arm.cc (Target_arm::scan::global): Use || instead of |.
3039 2009-06-02 Doug Kwan <dougkwan@google.com>
3041 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3042 issued_non_pic_error_.
3043 (class Target_arm::Scan): Declare new method check_non_pic.
3044 Define new method symbol_needs_plt_entry.
3045 Declare new data member issued_non_pic_error_.
3046 (class Target_arm::Relocate): Declare new method
3047 should_apply_static_reloc.
3048 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3049 (Target_arm::Scan::check_non_pic): Define new method.
3050 (Target_arm::Scan::local): Handle a small subset of reloc types used
3052 (Target_arm::Scan::local): Same.
3053 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3055 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3057 * incremental.cc (Incremental_inputs::report_command_line): Filter
3058 out --incremental-* options.
3060 2009-05-29 Doug Kwan <dougkwan@google.com>
3062 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3064 (class Target_arm): Update comment.
3065 (Target_arm::Target_arm): Initialize new data members GOT_,
3066 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3067 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3068 and Target_arm::rel_dyn_section.
3069 Declare new_enum Target_arm::Got_type.
3070 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3072 Update commments for member do_dynsym_value.
3073 (Target_arm::got_size, Target_arm::plt_section,
3074 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3075 new methods inside class defintion.
3076 (Target_arm::got_section): Define new method.
3077 (Target_arm::rel_dyn_section): Same.
3078 (Output_data_plt_arm): New template class.
3079 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3080 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3081 (Output_data_plt_arm::add_entry): Same.
3082 (Output_data_plt_arm::first_plt_entry): Define new
3083 static data member for PLT instruction template.
3084 (Output_data_plt_arm::plt_entry): Same.
3085 (Output_data_plt_arm::do_write): Define new method.
3086 (Target_arm::make_plt_entry): Same.
3087 (Target_arm::do_finalize_sections): Same.
3088 (Target_arm::do_dynsym_value): Same.
3090 2009-05-28 Doug Kwan <dougkwan@google.com>
3092 * Makefile.am (TARGETSOURCES): Add arm.cc.
3093 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3094 * Makefile.in: Regenerate.
3096 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3098 2009-05-26 Doug Kwan <dougkwan@google.com>
3100 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3101 (General_options::check_excluded_libs): Strip off directories in
3102 archive name before matching like GNU ld does.
3103 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3104 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3105 (exclude_libs_test_LDFLAGS): Add linker option
3106 -Wl,--exclude-libs,libexclude_libs_test_3
3107 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3108 an explicit archive without using -l.
3109 (alt/libexclude_libs_test_3.a): New make rule.
3110 * testsuite/Makefile.in: Regenerate.
3111 * testsuite/exclude_libs_test.c : Declare lib3_default().
3113 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3114 * exclude_libs_test_3.c: New file.
3116 2009-05-26 Nick Clifton <nickc@redhat.com>
3118 * po/id.po: New Indonesian translation.
3119 * po/gold.pot: Updated template file.
3121 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3123 * testsuite/Makefile.am: Add -ffunction-sections to compile
3124 gc_comdat_test files. Add -Wl,--gc-sections to build
3126 * testsuite/Makefile.in: Regenerate.
3127 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3129 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3131 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3132 kept comdat section was garbage collected.
3133 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3134 * testsuite/Makefile.in: Regenerate.
3135 * testsuite/gc_comdat_test.sh: New file.
3136 * testsuite/gc_comdat_test_1.cc: New file.
3137 * testsuite/gc_comdat_test_2.cc: New file.
3139 2009-05-19 Doug Kwan <dougkwan@google.com>
3141 * archive.cc (Archive::Archive): Move constructor from archive.h
3142 to here. Initialize no_export_.
3143 (Archive::get_elf_object_for_member): Set no_export flag of object.
3144 * archive.h (Archive::Archive): Move constructor body to
3146 (Archive::no_export): New method.
3147 (Archive::no_export_): New field.
3148 * object.h (Object::Object): Initialize no_export_ to false.
3149 (Object::no_export, Object::set_no_export): New methods.
3150 (Object::no_export_): New field.
3151 * options.cc (General_options::parse_exclude_libs): New method.
3152 (General_options::check_excluded_libs) Same.
3153 * options.h (exclude_libs): New option.
3154 (General_options::check_excluded_libs): New method declaration.
3155 (General_options::excluded_libs_): New field.
3156 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3157 default or protected visibility if an object has no-export flag set.
3158 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3159 (check_SCRIPTS): Add exclude_libs_test.sh.
3160 (check_DATA): Add exclude_libs_test.syms.
3161 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3162 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3163 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3164 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3165 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3166 libexclude_libs_test_2.a): New rules.
3167 * testsuite/Makefile.in: Regenerate.
3168 * testsuite/exclude_libs_test.c: New file.
3169 * testsuite/exclude_libs_test.sh: Ditto.
3170 * testsuite/exclude_libs_test_1.c: Ditto.
3171 * testsuite/exclude_libs_test_2.c: Ditto.
3173 2009-05-15 Ian Lance Taylor <iant@google.com>
3175 * configure.ac: Check for declarations for cases where libiberty.h
3176 checks HAVE_DECL_xxx.
3177 * configure, config.in: Rebuild.
3179 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3181 * gold.h (Incremental_argument_list): Remove (invalid) forward
3183 * incremental.cc (Incremental_inputs::report_achive): New method.
3184 (Incremental_inputs::report_object): New method.
3185 (Incremental_inputs::report_script): New method.
3186 (Incremental_inputs::finalize_inputs): New method.
3187 (Incremental_inputs::finalize): Call finalize_inputs().
3188 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3189 Create inputs entries.
3190 * incremental.h (Incremental_input_type): New enum.
3191 (Incremental_inputs::Incremental_input): Initialize new fields.
3192 (Incremental_inputs::report_inputs): New method.
3193 (Incremental_inputs::report_achive): New method.
3194 (Incremental_inputs::report_object): New method.
3195 (Incremental_inputs::report_script): New method.
3196 (Incremental_inputs::finalize_inputs): New method.
3197 (Incremental_inputs::Input_info): New struct.
3198 (Incremental_inputs::Input_info_map): New typedef.
3199 (Incremental_inputs::lock_): New field.
3200 (Incremental_inputs::Inputs_): New field.
3201 (Incremental_inputs::Inputs_map): New field.
3202 * main.cc (main): Call Incremental_input::report_inputs.
3203 * options.h (Input_argument_list): Typedef moved from
3205 (Input_file_group::Files): Remove, use ::Input_argument_list.
3206 (Input_file_group::Input_argument_list): Remove, use
3207 ::Input_argument_list.
3208 * plugin.cc (Plugin_manager::add_input_file): Add error in
3210 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3212 * script.cc (read_input_script): Call
3213 Incremental_input::report_script.
3214 * script.h (Script_info): New class.
3216 2009-04-27 Ian Lance Taylor <iant@google.com>
3218 * x86_64.cc (do_adjust_output_section): Set entsize to
3221 2009-04-23 Elliott Hughes <enh@google.com>
3223 * output.cc (Output_file::close): After short writes, continue
3224 writing from the correct offset in the buffer being written.
3226 2009-04-23 Chris Demetriou <cgd@google.com>
3228 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3229 * configure: Regenerate.
3230 * config.in: Regenerate.
3231 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3232 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3234 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3236 * incremental.cc (Incremental_inputs_header_data): Renamed from
3237 Incremental_input_header_data.
3238 (Incremental_inputs_header_data::data_size): New field.
3239 (Incremental_inputs_header_data::put_input_file_count): Renamed
3240 from input_file_count.
3241 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3242 from command_line_offset.
3243 (Incremental_inputs_header_data::put_reserved): Renamed from
3245 (Incremental_inputs_entry_data): Renamed from
3246 Incremental_input_entry_data.
3247 (Incremental_inputs_entry_data::data_size): New field.
3248 (Incremental_inputs::report_command_line): New method.
3249 (Incremental_inputs::finalize): New method.
3250 (Incremental_inputs::create_incremental_inputs_data): New method.
3251 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3252 * incremental.h: New file.
3253 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3254 (Layout::finalize): Create incremental inputs section in
3256 (Layout::create_incremental_info_sections): New method.
3257 * layout.h (Layout::incremental_inputs): New method.
3258 (Layout::create_incremental_info_sections): New method.
3259 (Layout::incremental_inputs_): New field.
3260 * main.cc (main): Notify Incremental_input of the command line.
3262 2009-04-01 Ian Lance Taylor <iant@google.com>
3263 Mikolaj Zalewski <mikolajz@google.com>
3265 * gold.h (reserve_unordered_map): Define, three versions, one for
3266 each version of Unordered_map.
3267 * layout.cc (Layout::Layout): Remove options parameter. Add
3268 number_of_input_files parameter. Don't initialize options_.
3269 Initialize number_of_input_files_ and resized_signatures_. Move
3270 sections_are_attached_.
3271 (Layout::layout_group): Reserve space for group_signatures_.
3272 (Layout::find_or_add_kept_section): Change name parameter to be a
3273 reference. Resize signatures_ map when it gets large enough.
3274 (Layout::layout_eh_frame): Use parameters->options() instead of
3276 (Layout::make_output_section): Likewise.
3277 (Layout::attach_allocated_section_to_segment): Likewise.
3278 (Layout::finalize, Layout::create_executable_stack): Likewise.
3279 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3280 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3281 * layout.h (class Layout): Update declarations. Remove options_
3282 field. Add number_of_input_files_ and resized_signatures_
3283 fields. Move sections_are_attached_ field.
3284 * main.cc (main): Pass number of input files to Layout
3285 constructor. Don't pass options.
3287 2009-03-30 Ian Lance Taylor <iant@google.com>
3289 * ffsll.c (ffsll): Correct implementation.
3291 2009-03-27 Ian Lance Taylor <iant@google.com>
3293 * ffsll.c: New file.
3294 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3295 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3296 * ftruncate.c (ftruncate): Declare before definition.
3297 * mremap.c (mremap): Likewise.
3298 * pread.c (pread): Likewise.
3299 * configure, Makefile.in, config.in: Rebuild.
3301 * mremap.c: New file.
3302 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3303 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3304 (mremap): Declare if HAVE_MREMAP is not defined.
3305 * configure, Makefile.in, config.in: Rebuild.
3307 2009-03-27 Cary Coutant <ccoutant@google.com>
3309 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3310 position independent.
3311 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3312 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3314 2009-03-24 Cary Coutant <ccoutant@google.com>
3316 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3318 (needs_dynamic_reloc): Likewise.
3320 2009-03-24 Ian Lance Taylor <iant@google.com>
3322 * yyscript.y (file_cmd): Recognize EXTERN.
3323 (extern_name_list, extern_name_list_body): New nonterminals.
3324 * script.cc (script_add_extern): Define.
3325 * script-c.h (script_add_extern): Declare.
3327 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3329 * object.cc (is_elf_object): Define.
3330 * object.h (is_elf_object): Declare.
3331 * archive.cc (Archive::get_elf_object_for_member): Call
3333 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3335 2009-03-24 Elliott Hughes <enh@google.com>
3337 * output.cc (Output_file::map_anonymous): Define.
3338 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3339 try an anonymous one. Report the size if the mmap fails.
3340 * output.h (class Output_file): Declare map_anonymous.
3342 2009-03-24 Ian Lance Taylor <iant@google.com>
3344 * target-select.cc (instantiate_target): Don't acquire the lock if
3345 the instantiated_target_ field has already been set.
3347 2009-03-23 Ian Lance Taylor <iant@google.com>
3349 * gold-threads.h (class Initialize_lock): Define.
3350 * gold-threads.cc (class Initialize_lock_once): Define.
3351 (initialize_lock_control): New static variable.
3352 (initialize_lock_pointer): New static variable.
3353 (initialize_lock_once): New static function.
3354 (Initialize_lock::Initialize_lock): Define.
3355 (Initialize_lock::initialize): Define.
3356 * target-select.h: Include "gold-threads.h".
3357 (class Target_selector): Add lock_ and initialize_lock_ fields.
3358 Don't define instantiate_target, just declare it.
3359 * target-select.cc (Target_selector::Target_selector): Initialize
3361 (Target_selector::instantiate_target): Define.
3362 * descriptors.h: Include "gold-threads.h".
3363 (class Descriptors): Add initialize_lock_ field.
3364 * descriptors.cc (Descriptors::Descriptors): Initialize new
3366 (Descriptors::open): Use initialize_lock_ field
3367 * errors.h (class Errors): Add initialize_lock_ field.
3368 * errors.cc (Errors::Errors): Initialize new field.
3369 (Errors::initialize_lock): Use initialize_lock_ field.
3370 * powerpc.cc (class Target_selector_powerpc): Remove
3371 instantiated_target_ field. In do_recognize call
3372 instantiate_target rather than do_instantiate_target. In
3373 do_instantiate_target just allocate a new target.
3374 * sparc.cc (class Target_selector_sparc): Likewise.
3376 * freebsd.h: New file.
3377 * i386.cc: Include "freebsd.h".
3378 (Target_i386): Derive from Target_freebsd rather than
3380 (Target_selector_i386): Derive from Target_selector_freebsd rather
3381 than Target_selector.
3382 * x86_64.cc: Include "freebsd.h".
3383 (Target_x86_64): Derive from Target_freebsd rather than
3385 (Target_selector_x86_64): Derive from Target_selector_freebsd
3386 rather than Target_selector.
3387 * target.h (class Target): Add adjust_elf_header and
3388 do_adjust_elf_header.
3389 * output.cc (Output_file_header:: do_sized_write): Call target
3390 adjust_elf_header routine.
3391 * configure.tgt: Set targ_osabi.
3392 * configure.ac: Define GOLD_DEFAULT_OSABI.
3393 * parameters.cc (Parameters::default_target): Pass
3394 GOLD_DEFAULT_OSABI to select_target.
3395 * target-select.h (class Target_selector): Make instantiate_target
3396 protected rather than private.
3397 * Makefile.am (HFILES): Add freebsd.h.
3398 * configure, Makefile.in, config.in: Rebuild.
3400 * merge.cc (do_add_input_section): Correct pend value. Change
3401 message about last entry not being null terminated from error to
3404 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3406 * incremental.cc: New file.
3407 * Makefile.am (CCFILES): Add incremental.cc.
3408 * Makefile.in: Rebuild.
3410 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3412 * layout.cc (Layout::output_section_name): Preserve names
3413 of '.note.' sections.
3415 2009-03-19 Ian Lance Taylor <iant@google.com>
3417 * descriptors.cc (Descriptors::open): Check that the options are
3418 valid before using them.
3420 2009-03-18 Ian Lance Taylor <iant@google.com>
3422 * script-sections.h: Include <list>.
3423 (class Script_sections): Change Sections_elements from std::vector
3424 to std::list. Typedef public Elements_iterator. Add
3425 orphan_section_placement_, data_segment_align_start_, and
3426 saw_data_segment_align_ fields. Remove data_segment_align_index_
3428 * script-sections.cc (class Orphan_section_placement): New class.
3429 (class Sections_element): Add virtual functions is_relro and
3430 orphan_section_init. Remove virtual function place_orphan_here.
3431 (class Output_section_definition): Add is_relro and
3432 orphan_section_init. Remove place_orphan_here.
3433 (class Orphan_output_section): Likewise.
3434 (Script_sections::Script_sections): Update for field changes.
3435 (Script_sections::data_segment_align): Set saw_data_segment_align_
3436 and data_segment_align_start_, not data_segment_align_index.
3437 (Script_sections::data_segment_relro_end): Check
3438 saw_data_segment_align_. Use data_segment_align_start_ rather
3439 than data_segment_align_index_.
3440 (Script_sections::place_orphan): Rewrite to use
3441 Orphan_section_placement.
3443 2009-03-17 Ian Lance Taylor <iant@google.com>
3445 * archive.cc (Archive::add_symbols): Check for a version attached
3446 to the symbol name in the archive map.
3447 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3448 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3449 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3450 (ver_test_11.a): New target.
3451 * testsuite/Makefile.in: Rebuild.
3453 * configure.ac: Check for chsize and posix_fallocate. Replace
3455 * ftruncate.c: New file, from gnulib.
3456 * output.cc (posix_fallocate): Define dummy version if not
3457 HAVE_POSIX_FALLOCATE.
3458 (Output_file::map): Call posix_fallocate rather than lseek and
3460 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3461 * configure, Makefile.in, config.in: Rebuild.
3463 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3465 * layout.h (Layout::create_note): Add section_name parameter.
3466 * layout.cc (Layout::create_note): Likewise.
3467 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3469 2009-03-17 Ian Lance Taylor <iant@google.com>
3471 * descriptors.cc: Include "options.h".
3472 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3473 (Descriptors::open): Always use O_CLOEXEC when opening a new
3474 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3475 then set FD_CLOEXEC.
3477 * sparc.cc (class Target_sparc): Add has_got_section.
3478 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3479 make sure we have a GOT section.
3481 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3482 (Target_sparc::Scan::local): Likewise.
3483 (Target_sparc::Scan::global): Likewise.
3484 (Target_sparc::Relocate::relocate): Likewise.
3485 (Target_sparc::Relocate::relocate_tls): Likewise.
3487 * symtab.cc (Symbol_table::define_default_version): New function,
3488 broken out of add_from_object.
3489 (Symbol_table::add_from_object): Call define_default_version.
3490 (Symbol_table::define_special_symbol): Add resolve_oldsym
3491 parameter. Change all callers. If the version for a symbol comes
3492 from a version script, resolve it with the symbol with the same
3493 name with no version. Also add the symbol without a version if
3495 (do_define_in_output_data): If resolving with oldsym, don't delete
3497 (do_define_in_output_segment): Likewise.
3498 (do_define_as_constant): Likewise.
3499 * symtab.h (class Symbol_table): Update declarations.
3501 2009-03-13 Ian Lance Taylor <iant@google.com>
3503 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3504 (Read_symbols::requeue): New function.
3505 (Read_symbols::do_read_symbols): If make_elf_object fails because
3506 the target type is not configured, and the file was searched for,
3507 issue a warning and retry with the next directory.
3508 (Add_symbols::run): If the file has an incompatible format, and
3509 it was searched for, requeue the Read_symbols task. On error,
3511 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3512 dirindex parameter to constructor. Change all callers. Declare
3513 incompatible_warning and requeue.
3514 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3515 input_argument_ and input_group_ fields. Add them to
3516 constructor. Change all callers.
3517 (class Read_script): Add dirindex_ field. Add it to constructor.
3519 * archive.cc (Archive::setup): Remove input_objects parameter.
3521 (Archive::get_file_and_offset): Likewise.
3522 (Archive::read_all_symbols): Likewise.
3523 (Archive::read_symbols): Likewise.
3524 (Archive::get_elf_object_for_member): Remove input_objects
3525 parameter. Add punconfigured parameter. Change all callers.
3526 (Archive::add_symbols): Change return type to bool. Check return
3527 value of include_member.
3528 (Archive::include_all_members): Likewise.
3529 (Archive::include_member): Change return type to bool. Return
3530 false if first included object has incompatible target. Set
3531 included_member_ field.
3532 (Add_archive_symbols::run): If add_symbols returns false, requeue
3534 * archive.h (class Archive): Add included_member_ field.
3535 Initialize it in constructor. Add input_file and searched_for
3536 methods. Update declarations.
3537 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3538 input_argument_ fields. Add them to constructor. Change all
3540 * script.cc: Include "target-select.h".
3541 (class Parser_closure): Add skip_on_incompatible_target_ and
3542 found_incompatible_target_ fields. Add
3543 skip_on_incompatible_target parameter to constructor. Change all
3544 callers. Add methods skip_on_incompatible_target,
3545 clear_skip_on_incompatible_target, found_incompatible_target, and
3546 set_found_incompatible_target.
3547 (read_input_script): Add dirindex parameter. Change all callers.
3548 If parser finds an incompatible target, requeue Read_symbols
3550 (script_set_symbol): Clear skip_on_incompatible_target in
3552 (script_add_assertion, script_parse_option): Likewise.
3553 (script_start_sections, script_add_phdr): Likewise.
3554 (script_check_output_format): New function.
3555 * script.h (read_input_script): Update declaration.
3556 * script-c.h (script_check_output_format): Declare.
3557 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3558 (ignore_cmd): Remove OUTPUT_FORMAT.
3559 * fileread.cc (Input_file::Input_file): Add explicit this.
3560 (Input_file::will_search_for): New function.
3561 (Input_file::open): Add pindex parameter. Change all callers.
3562 * fileread.h (class Input_file): Add input_file_argument method.
3563 Declare will_search_for. Update declarations.
3564 * object.cc (make_elf_object): Add punconfigured parameter.
3566 * object.h (class Object): Make input_file public. Add
3567 searched_for method.
3568 (make_elf_object): Update declaration.
3569 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3571 * dirsearch.h (class Dirsearch): Update declaration.
3572 * options.h (class General_options): Add --warn-search-mismatch.
3573 * parameters.cc (Parameters::is_compatible_target): New function.
3574 * parameters.h (class Parameters): Declare is_compatible_target.
3575 * workqueue.cc (Workqueue::add_blocker): New function.
3576 * workqueue.h (class Workqueue): Declare add_blocker.
3578 * fileread.cc (Input_file::open): Remove options parameter.
3580 (Input_file::open_binary): Likewise.
3581 * script.cc (read_input_script): Likewise.
3582 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3583 options parameter from constructor. Change all callers.
3584 (class Read_script): Likewise.
3585 * fileread.h (class Input_file): Update declarations.
3586 * script.h (read_input_script): Update declaration.
3588 2009-03-10 Nick Clifton <nickc@redhat.com>
3590 * po/es.po: New Spanish translation.
3592 2009-03-06 Cary Coutant <ccoutant@google.com>
3594 * options.cc (parse_short_option): Keep dash_z from registering itself.
3596 2009-03-03 Ian Lance Taylor <iant@google.com>
3599 * target-reloc.h (relocate_section): Pass output_section to
3601 * i386.cc (Target_i386::should_apply_static_reloc): Add
3602 output_section parameter. Change all callers.
3603 (Target_i386::Relocate::relocate): Add output_section parameter.
3604 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3605 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3606 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3607 * testsuite/two_file_shared.sh: New script.
3608 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3609 (check_DATA): Add two_file_shared.dbg.
3610 (two_file_shared.dbg): New target.
3611 * testsuite/Makefile.in: Rebuild.
3613 2009-03-01 Ian Lance Taylor <iant@google.com>
3615 * configure.ac: Check for byteswap.h.
3616 * configure: Rebuild.
3617 * config.in: Rebuild.
3619 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3621 * layout.cc (Layout::find_or_add_kept_section): New function.
3622 (Layout::add_comdat): Removed.
3623 * layout.h (struct Kept_section): Move out of class Layout.
3624 Remove trailing underscores from field names. Add group_sections
3625 field. Rename group_ field to is_group. Change all uses.
3626 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3627 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3628 comdat_groups_ field.
3629 (Sized_relobj::include_section_group): Use
3630 find_or_add_kept_section and Kept_section::group_sections.
3631 (Sized_relobj::include_linkonce_section): Likewise.
3632 * object.cc (class Sized_relobj): Don't define Comdat_group or
3633 Comdat_group_table. Remove find_comdat_group and
3634 add_comdat_group. Remove comdat_groups_ field.
3635 * plugin.cc (include_comdat_group): Use
3636 Layout::find_or_add_kept_section.
3638 2009-02-28 Ian Lance Taylor <iant@google.com>
3640 * README: --gc-sections and map files are now supported. Document
3641 some build requirements.
3644 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3645 relocatable link set the value of the section symbol to zero.
3646 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3647 relocatable link don't include the section address in the local
3650 2009-02-27 Ian Lance Taylor <iant@google.com>
3653 * options.h (class Search_directory): Add is_system_directory.
3654 (class General_options): Declare is_in_system_directory.
3655 * options.cc (get_relative_sysroot): Make static.
3656 (get_default_sysroot): Make static.
3657 (General_optoins::is_in_system_directory): New function.
3658 * fileread.cc (Input_file::is_in_system_directory): New function.
3659 * fileread.h (class Input_file): Declare is_in_system_directory.
3660 * object.h (class Object): Add is_in_system_directory.
3661 (class Input_objects): Remove system_library_directory_ field.
3662 * object.cc (Input_objects::add_object): Don't set
3663 system_library_directory_.
3664 (input_objects::found_in_system_library_directory): Remove.
3665 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3666 parameter. Change all callers.
3667 (Symbol_table::sized_write_globals): Likewise.
3668 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3669 Call Object::is_in_system_directory.
3670 * symtab.h (class Symbol_table): Update declarations.
3673 * descriptors.h (Open_descriptor): Add is_on_stack field.
3674 * descriptors.cc (Descriptors::open): If the descriptor is on the
3675 top of the stack, remove it. Initialize is_on_stack field.
3676 (Descriptors::release): Only add pod to stack if it is not on the
3678 (Descriptors::close_some_descriptor): Clear stack_next and
3682 * output.cc (Output_section::find_starting_output_address): Rename
3683 from starting_output_address; add PADDR parameter; change return
3685 * output.h (class Output_section): Declare
3686 find_starting_output_address instead of starting_output_address.
3687 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3688 section symbol for which we can't find a merge section.
3691 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3692 hidden or internal, force the symbol to be local.
3693 * resolve.cc (Symbol::override_visibility): Define.
3694 (Symbol::override_base): Use override_visibility.
3695 (Symbol_table::resolve): Likewise.
3696 (Symbol::override_base_with_special): Likewise.
3697 (Symbol_table::override_with_special): If the visibility is hidden
3698 or internal, force the symbol to be local.
3699 * symtab.h (class Symbol): Add set_visibility and
3700 override_visibility.
3701 * testsuite/ver_test_1.sh: New file.
3702 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3703 (check_DATA): Add ver_test_1.syms.
3704 (ver_test_1.syms): New target.
3705 * testsuite/Makefile.in: Rebuild.
3707 2009-02-25 Cary Coutant <ccoutant@google.com>
3709 * layout.cc (Layout::choose_output_section): Don't rename sections
3710 when using a linker script that has a SECTIONS clause.
3711 * Makefile.in: Regenerate.
3713 * testsuite/Makefile.am (script_test_5.sh): New test case.
3714 * testsuite/Makefile.in: Regenerate.
3715 * testsuite/script_test_5.cc: New file.
3716 * testsuite/script_test_5.sh: New file.
3717 * testsuite/script_test_5.t: New file.
3719 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3721 * archive.cc (Archive::include_member): Update calls to add_symbols.
3722 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3723 the Layout argument.
3724 * dynobj.h (do_add_symbols): Add the Layout argument.
3725 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3727 * object.h (Object::add_symbols): Add the Layout argument.
3728 (Object::do_add_symbols): Add the Layout argument.
3729 (Sized_relobj::do_add_symbols): Add the Layout argument.
3730 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3731 Unify the two versions.
3732 (Add_plugin_symbols): Remove.
3733 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3734 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3735 (Add_plugin_symbols): Remove.
3736 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3737 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3738 (Add_symbols::run): Make it work with Pulginobj.
3740 2009-02-06 Ian Lance Taylor <iant@google.com>
3742 * object.cc (Sized_relobj::do_layout): Make info message start
3743 with lower case letter.
3745 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3747 * binary.cc: Fix file comment.
3749 * options.h (enum Incremental_disposition): Define.
3750 (class General_options): Add new options: --incremental,
3751 --incremental_changed, --incremental_unchanged,
3752 --incremental_unknown. Add incremental_disposition_ and
3753 implicit_incremental_ fields.
3754 (General_options::incremental_disposition): New function.
3755 (class Position_dependent_options): Add incremental_disposition
3757 (Position_dependent_options::copy_from_options): Set incremental
3759 * options.cc (General_options::parse_incremental_changed): New
3761 (General_options::parse_incremental_unchanged): New function.
3762 (General_options::parse_incremental_unknown): New function.
3763 (General_options::General_options): Initialize new fields
3764 incremental_disposition_ and implicit_incremental_.
3765 (General_options::finalize): Check for uasge of --incremental-*
3766 without --incremental.
3768 2009-02-06 Chris Demetriou <cgd@google.com>
3770 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3771 pointer and to report location as the file name associated with
3773 (gold_undefined_symbol_at_location): New function to replace the
3774 old gold_undefined_symbol functionality.
3775 * target-reloc.h (relocate_section): Update to use
3776 gold_undefined_symbol_at_location.
3777 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3778 Call gold_undefined_symbol function rather than gold_error.
3779 * errors.h (Errors::undefined_symbol): Take location as a
3780 string, rather than calculating it from a relocation.
3781 * errors.cc (Errors::fatal): Print "fatal error:" before the
3783 (Errors::error, Errors::error_at_location): Print "error: "
3784 before the formatted message.
3785 (Errors::undefined_symbol): Take location as a string, rather
3786 than calculating it from a relocation.
3787 (gold_undefined_symbol_at_location): New function akin to
3788 old gold_undefined_symbol, calculates location from relocation.
3789 (gold_undefined_symbol): Change to take only a Symbol pointer
3790 and to report location as the file name associated with the symbol.
3791 * testsuite/debug_msg.sh: Update for changed error messages.
3792 * testsuite/undef_symbol.sh: Likewise.
3794 2009-02-04 Duncan Sands <baldrick@free.fr>
3797 * reduced_debug_output.h
3798 (Output_reduced_debug_abbrev_section::failed): Use format for
3800 (Output_reduced_debug_info_section::faild): Likewise.
3802 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3804 * script.cc (Lazy_demangler): New class.
3805 (Version_script_info::get_symbol_version_helper): Demangle a
3808 2009-01-29 Cary Coutant <ccoutant@google.com>
3810 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3812 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3814 2009-01-28 Ian Lance Taylor <iant@google.com>
3816 * version.cc (version_string): Bump to 1.9.
3818 * gold.h: Include <cstring> and <stdint.h>.
3819 * version.cc: Include <cstdio>.
3820 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3822 * reduced_debug_output.cc (insert_into_vector): Rename from
3823 Insert_into_vector; change all callers. Use Swap_unaligned to
3824 avoid aliasing issue; remove union since it is unnecessary.
3826 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3828 * Makefile.am (CCFILES): Add gc.cc.
3830 * Makefile.in: Regenerate.
3831 * gold.cc (Gc_runner): New class.
3832 (queue_initial_tasks): Call garbage collection related tasks
3833 when corresponding options are invoked.
3834 (queue_middle_gc_tasks): New function.
3835 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3836 processed early before laying out sections during garbage collection.
3837 * gold.h (queue_middle_gc_tasks): New function.
3838 (is_prefix_of): Move from "layout.cc".
3839 * i386.cc (Target_i386::gc_process_relocs): New function.
3840 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3841 * main.cc (main): Create object of class "Garbage_collection".
3842 * object.cc (Relobj::copy_symbols_data): New function.
3843 (Relobj::is_section_name_included): New function.
3844 (Sized_relobj::do_layout): Allow this function to be called twice
3845 during garbage collection and defer layout of section during the
3847 * object.h (Relobj::get_symbols_data): New function.
3848 (Relobj::is_section_name_included): New function.
3849 (Relobj::copy_symbols_data): New function.
3850 (Relobj::set_symbols_data): New function.
3851 (Relobj::get_relocs_data): New function.
3852 (Relobj::set_relocs_data): New function.
3853 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3854 (Relobj::gc_process_relocs): New function.
3855 (Relobj::do_gc_process_relocs): New pure virtual function.
3856 (Relobj::sd_): New data member.
3857 (Sized_relobj::is_output_section_offset_invalid): New function.
3858 (Sized_relobj::do_gc_process_relocs): New function.
3859 * options.h (General_options::gc_sections): Modify to not be a no-op.
3860 (General_options::print_gc_sections): New option.
3861 * plugin.cc (Plugin_finish::run): Remove function call to
3862 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3863 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3864 * reloc.cc (Read_relocs::run): Add task to process relocs and
3865 determine unreferenced sections when doing garbage collection.
3866 (Gc_process_relocs): New class.
3867 (Sized_relobj::do_gc_process_relocs): New function.
3868 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3869 sections that are garbage collected.
3870 * reloc.h (Gc_process_relocs): New class.
3871 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3872 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3873 symbols whose corresponding sections are garbage collected.
3874 (Symbol_table::Symbol_table): Add new parameter for the garbage
3876 (Symbol_table::gc_mark_undef_symbols): New function.
3877 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3878 (Symbol_table::gc_mark_dyn_syms): New function.
3879 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3881 (Symbol_table::add_from_object): Likewise.
3882 (Symbol_table::add_from_relobj): When building shared objects, do not
3883 treat externally visible symbols as garbage.
3884 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3885 table information for static and relocatable links.
3886 * symtab.h (Symbol_table::set_gc): New function.
3887 (Symbol_table::gc): New function.
3888 (Symbol_table::gc_mark_undef_symbols): New function.
3889 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3890 (Symbol_table::gc_mark_dyn_syms): New function.
3891 (Symbol_table::gc_): New data member.
3892 * target.h (Sized_target::gc_process_relocs): New pure virtual
3894 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3895 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3897 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3899 * options.h (General_options::gc_sections): Define as a no-op for now.
3900 (General_options::no_keep_memory): Ditto.
3901 (General_options::Bshareable): Define.
3902 * options.cc (General_options::finalize): Honor -Bshareable.
3904 2009-01-20 Andreas Schwab <schwab@suse.de>
3906 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3907 read the value in the contents, since we don't use it. Use the
3908 template endianness when writing.
3909 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3911 2009-01-19 Andreas Schwab <schwab@suse.de>
3913 * configure.tgt (powerpc64-*): Fix targ_obj.
3915 2009-01-15 Ian Lance Taylor <iant@google.com>
3917 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3918 local symbols when stripping all symbols.
3920 2009-01-14 Cary Coutant <ccoutant@google.com>
3922 * output.cc (Output_reloc): Add explicit instantiations.
3924 2009-01-14 Cary Coutant <ccoutant@google.com>
3926 * archive.cc (Archive::get_elf_object_for_member): Remove call
3927 to File_read::claim_for_plugin.
3928 * descriptors.cc (Descriptors::open): Remove reference to
3930 (Descriptors::claim_for_plugin): Remove.
3931 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3932 (Descriptors::is_claimed): Remove.
3933 (claim_descriptor_for_plugin): Remove.
3934 * fileread.cc (File_read::claim_for_plugin): Remove.
3935 * fileread.h (File_read::claim_for_plugin): Remove.
3936 (File_read::descriptor): Reopen descriptor if necessary.
3937 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3938 (Plugin_manager::all_symbols_read): Add task parameter. Change
3940 (Plugin_manager::get_input_file): New function.
3941 (Plugin_manager::release_input_file): New function.
3942 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3943 corresponding data member.
3944 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3945 and pass to base constructor. Change all callers.
3946 (get_input_file, release_input_file): New functions.
3947 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3948 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3949 (Plugin_manager::all_symbols_read): Add task parameter.
3950 (Plugin_manager::get_input_file): New function.
3951 (Plugin_manager::release_input_file): New function.
3952 (Plugin_manager::task_): New data member.
3953 (Pluginobj::Pluginobj): Add filesize parameter.
3954 (Pluginobj::filename): New function.
3955 (Pluginobj::descriptor): New function.
3956 (Pluginobj::filesize): New function.
3957 (Pluginobj::filesize_): New data member.
3958 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3959 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3960 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3962 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3963 with archive libraries.
3964 * testsuite/Makefile.in: Regenerate.
3965 * testsuite/plugin_test.c (struct sym_info): New type.
3966 (get_input_file, release_input_file): New static variables.
3967 (onload): Capture new transfer vector entries.
3968 (claim_file_hook): Stop reading at end of file according to filesize.
3969 Factor out parsing of readelf output into separate function.
3970 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3971 APIs and get the source file name from the symbol table. Convert
3972 source file name to corresponding object file name. Print info
3973 message when adding new input files.
3974 (parse_readelf_line): New function.
3975 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3976 * testsuite/plugin_test_2.sh: Likewise.
3977 * testsuite/plugin_test_3.sh: Likewise.
3978 * testsuite/plugin_test_4.sh: New test case.
3980 2009-01-07 Ian Lance Taylor <iant@google.com>
3982 * version.cc (version_string): Bump to 1.8.
3984 2008-12-23 Cary Coutant <ccoutant@google.com>
3986 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3987 * plugin.cc (Plugin_manager::finish): Rename as
3988 layout_deferred_objects. Move cleanup to separate function.
3989 (Plugin_manager::cleanup): New function.
3990 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3992 * plugin.h (Plugin_manager::finish): Rename as
3993 layout_deferred_objects.
3994 (Plugin_manager::cleanup): New function.
3995 (Plugin_manager::cleanup_done): New field.
3997 2008-12-23 Cary Coutant <ccoutant@google.com>
3999 * plugin.cc (is_visible_from_outside): New function.
4000 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4001 so we don't return "IR only" status for exported symbols or -r links.
4003 * testsuite/Makefile.am (plugin_test_3): New test case.
4004 * testsuite/Makefile.in: Regenerate.
4005 * testsuite/plugin_test_3.sh: New file.
4007 2008-12-22 Cary Coutant <ccoutant@google.com>
4009 * object.cc (Sized_relobj::layout_section): New function.
4010 (Sized_relobj::do_layout): Defer layout of input sections until after
4011 plugin has provided replacement files.
4012 (Sized_relobj::do_layout_deferred_sections): New function.
4013 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4014 (Relobj::layout_deferred_sections): New function.
4015 (Relobj::do_layout_deferred_sections): New function.
4016 (Sized_relobj::do_layout_deferred_sections): New function.
4017 (Sized_relobj::layout_section): New function.
4018 (Sized_relobj::Deferred_layout): New structure.
4019 (Sized_relobj::deferred_layout_): New field.
4020 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4021 Change all callers. Layout deferred sections.
4022 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4024 (Plugin_hook::run): Move code from do_plugin_hook inline.
4025 (Plugin_hook::do_plugin_hook): Remove.
4026 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4027 (Plugin_manager::finish): Renamed, was cleanup.
4028 (Plugin_manager::should_defer_layout): New function.
4029 (Plugin_manager::add_deferred_layout_object): New function.
4030 (Plugin_manager::Deferred_layout_list): New type.
4031 (Plugin_manager::deferred_layout_objects_): New field.
4032 (Plugin_hook::do_plugin_hook): Remove.
4034 2008-12-17 Ian Lance Taylor <iant@google.com>
4036 * options.h (class General_options): Add --no case for
4039 2008-12-16 Cary Coutant <ccoutant@google.com>
4041 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4043 (Plugin_manager::claim_file): Create plugin object even if
4044 plugin did not call the add_symbols callback.
4045 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4046 asking for more symbols than were added.
4047 * testsuite/Makefile.am (plugin_test_1): Add test case with
4049 (empty.syms): New target.
4050 * testsuite/Makefile.in: Regenerate.
4051 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4052 message. Don't call add_symbols if no globals.
4053 (all_symbols_read_hook): Don't provide replacement for empty
4056 2008-12-12 Ian Lance Taylor <iant@google.com>
4058 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4059 r_type == 0 for a local symbol with r_sym == 0.
4060 (scan_relocatable_relocs): Pass r_sym to
4061 local_non_section_strategy.
4062 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4065 * configure.ac: Update test for TLS descriptors: they are
4066 supported as of glibc 2.9.
4067 * configure: Rebuild.
4069 2008-12-11 Ian Lance Taylor <iant@google.com>
4072 * target-reloc.h (Default_scan_relocatable_relocs): For each
4073 function, map r_type == 0 to RELOC_DISCARD.
4075 2008-12-10 Cary Coutant <ccoutant@google.com>
4077 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4078 object to override a kept COMDAT group from a plugin object.
4080 2008-12-09 Ian Lance Taylor <iant@google.com>
4083 * yyscript.y (file_cmd): Handle INPUT.
4085 * testsuite/initpri1.c: Change all declarations to be full
4086 prototypes by adding void, to avoid compiler warnings.
4088 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4090 * options.cc (General_options::parse_plugin_opt): New.
4091 (General_options::add_plugin): The argument now is just the filename.
4092 (General_options::add_plugin_option): New.
4093 * options.h (plugin_opt): New.
4094 (add_plugin): Change argument name.
4095 (add_plugin_option): New.
4096 * plugin.cc (Plugin::load): Don't parse the plugin option.
4097 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4098 (Plugin::add_option): New.
4099 (Plugin::args_): Change type.
4100 (Plugin::filename_): New.
4101 (Plugin_manager::add_plugin_option): New.
4102 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4103 * testsuite/Makefile.in: Regenerate.
4105 2008-12-05 Cary Coutant <ccoutant@google.com>
4107 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4108 Handle --strip-lto-sections option.
4109 * options.h (strip_lto_sections): New option.
4111 2008-12-01 Cary Coutant <ccoutant@google.com>
4113 * plugin.cc (ld_plugin_message): Change format parameter to const.
4114 Fix mismatch between new[] and delete.
4116 2008-11-14 Cary Coutant <ccoutant@google.com>
4118 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4121 2008-11-05 Craig Silverstein <csilvers@google.com>
4123 * options.cc (General_options::parse_dynamic_list): New function.
4124 * options.h (General_options): New flags dynamic_list,
4125 dynamic_list_data, dynamic_list_cpp_new, and
4126 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4127 (General_options::in_dynamic_list): New function.
4128 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4129 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4130 (Lex::can_continue_name): Likewise.
4132 (read_script_file): New parameter script_options.
4133 (read_dynamic_list): New function.
4134 (Script_options::define_dynamic_list): New function.
4135 (dynamic_list_keyword_parsecodes): New variable.
4136 (dynamic_list_keywords): New variable.
4137 * script.h (Script_options::define_dynamic_list): New function
4139 (read_dynamic_list): New function prototype.
4140 * symtab.cc (strprefix): New macro.
4141 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4142 dynamic_list_data, dynamic_list_cpp_new, and
4143 dynamic_list_cpp_typeinfo.
4144 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4145 (dynamic_list_expr): New rule.
4146 (dynamic_list_nodes): Likewise.
4147 (dynamic_list_node): Likewise.
4148 * testsuite/Makefile.am (dynamic_list): New test.
4149 * testsuite/Makefile.in: Regenerated.
4150 * testsuite/dynamic_list.t: New file.
4151 * testsuite/dynamic_list.sh: New file.
4153 2008-11-05 Craig Silverstein <csilvers@google.com>
4155 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4156 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4157 (t11_last): Likewise.
4158 * testsuite/ver_test_6.c (main): Likewise.
4160 2008-10-07 Cary Coutant <ccoutant@google.com>
4162 * options.c (General_options::finalize): Add check for -static and
4164 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4167 2008-10-02 Cary Coutant <ccoutant@google.com>
4169 * plugin.cc (make_sized_plugin_object): Fix conditional
4170 compilation to work when not all targets are enabled.
4172 2008-09-29 Cary Coutant <ccoutant@google.com>
4174 * archive.cc (Archive::get_file_and_offset): Use filename instead
4175 of name to get library path.
4176 (Archive::include_member): Unlock external member of a thin archive.
4178 * testsuite/Makefile.am (TEST_AR): New variable.
4179 (thin_archive_test_1): New test.
4180 (thin_archive_test_2): New test.
4181 * testsuite/Makefile.in: Regenerate.
4182 * testsuite/thin_archive_main.cc: New file.
4183 * testsuite/thin_archive_test_1.cc: New file.
4184 * testsuite/thin_archive_test_2.cc: New file.
4185 * testsuite/thin_archive_test_3.cc: New file.
4186 * testsuite/thin_archive_test_4.cc: New file.
4188 2008-09-29 Cary Coutant <ccoutant@google.com>
4190 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4191 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4193 (Sized_relobj::do_finalize_local_symbols): Likewise.
4194 (Sized_relobj::map_to_kept_section): Likewise.
4195 * object.h (Sized_relobj::invalid_address): New constant.
4196 (Sized_relobj::do_output_section_offset): Check for invalid_address
4198 * output.cc (Output_reloc::local_section_offset): Use constant
4199 invalid_address instead of -1U.
4200 (Output_reloc::get_address): Likewise.
4201 (Output_section::output_address): Change -1U to -1ULL.
4202 * output.h (Output_reloc::invalid_address): New constant.
4203 * reloc.cc (Sized_relobj::write_sections): Use constant
4204 invalid_address instead of -1U.
4205 (Sized_relobj::relocate_sections): Likewise.
4206 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4207 values for merge sections.
4208 * target-reloc.h (relocate_for_relocatable): Use constant
4209 invalid_address instead of -1U.
4211 2008-09-19 Cary Coutant <ccoutant@google.com>
4213 Add plugin functionality for link-time optimization (LTO).
4214 * configure.ac (plugins): Add --enable-plugins option.
4215 * configure: Regenerate.
4216 * config.in: Regenerate.
4217 * Makefile.am (LIBDL): New variable.
4218 (CCFILES): Add plugin.cc.
4219 (HFILES): Add plugin.h.
4220 (ldadd_var): Add LIBDL.
4221 * Makefile.in: Regenerate.
4223 * archive.cc: Include "plugin.h".
4224 (Archive::setup): Don't preread archive symbols when using a plugin.
4225 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4226 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4228 (Archive::include_member): Add symbols from plugin objects.
4229 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4230 * descriptors.cc (Descriptors::open): Check for file descriptors
4231 abandoned by plugins.
4232 (Descriptors::claim_for_plugin): New function.
4233 * descriptors.h (Descriptors::claim_for_plugin): New function.
4234 (Open_descriptor::is_claimed): New field.
4235 (claim_descriptor_for_plugin): New function.
4236 * fileread.cc (File_read::claim_for_plugin): New function.
4237 * fileread.h (File_read::claim_for_plugin): New function.
4238 (File_read::descriptor): New function.
4239 * gold.cc: Include "plugin.h".
4240 (queue_initial_tasks): Add task to call plugin hooks for generating
4242 * main.cc: Include "plugin.h".
4243 (main): Load plugin libraries.
4244 * object.h (Pluginobj): Declare.
4245 (Object::pluginobj): New function.
4246 (Object::do_pluginobj): New function.
4247 (Object::set_target): New function.
4248 * options.cc: Include "plugin.h".
4249 (General_options::parse_plugin): New function.
4250 (General_options::General_options): Initialize plugins_ field.
4251 (General_options::add_plugin): New function.
4252 * options.h (Plugin_manager): Declare.
4253 (General_options): Add --plugin option.
4254 (General_options::has_plugins): New function.
4255 (General_options::plugins): New function.
4256 (General_options::add_plugin): New function.
4257 (General_options::plugins_): New field.
4258 * plugin.cc: New file.
4259 * plugin.h: New file.
4260 * readsyms.cc: Include "plugin.h".
4261 (Read_symbols::do_read_symbols): Check for archive before checking
4262 for ELF file. Call plugin hooks to claim files.
4263 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4264 from a real object file; force override when processing replacement
4266 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4267 (Symbol::init_base_object): Likewise.
4268 (Symbol::init_base_output_data): Likewise.
4269 (Symbol::init_base_output_segment): Likewise.
4270 (Symbol::init_base_constant): Likewise.
4271 (Symbol::init_base_undefined): Likewise.
4272 (Symbol::output_section): Assert that object is not a plugin.
4273 (Symbol_table::add_from_pluginobj): New function.
4274 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4276 (Symbol_table::sized_write_globals): Likewise.
4277 (Symbol_table::add_from_pluginobj): Instantiate template.
4278 * symtab.h (Sized_pluginobj): Declare.
4279 (Symbol::in_real_elf): New function.
4280 (Symbol::set_in_real_elf): New function.
4281 (Symbol::in_real_elf_): New field.
4282 (Symbol_table::add_from_pluginobj): New function.
4284 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4285 (LIBDL): New variable.
4287 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4288 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4289 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4290 (MOSTLYCLEANFILES): Likewise.
4291 * testsuite/Makefile.in: Regenerate.
4292 * testsuite/plugin_test.c: New file.
4293 * testsuite/plugin_test_1.sh: New file.
4294 * testsuite/plugin_test_2.sh: New file.
4296 2008-09-16 Ian Lance Taylor <iant@google.com>
4298 * target-reloc.h (relocate_section): Check whether a symbol is
4299 defined by the ABI before reporting an undefined symbol error.
4300 * target.h (Target::is_defined_by_abi): Make parameter const.
4301 (Target::do_is_defined_by_abi): Likewise.
4302 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4303 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4304 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4305 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4306 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4307 * testsuite/Makefile.in: Rebuild.
4309 * fileread.cc (make_view): Add casts to avoid warning.
4311 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4313 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4314 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4316 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4318 * options.h (General_options::output_is_executable): New.
4319 (General_options::output_is_pie): New.
4320 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4321 for shared libraries.
4322 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4324 2008-09-11 Chris Demetriou <cgd@google.com>
4326 * options.h (origin): New -z option.
4327 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4328 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4331 2008-09-05 Cary Coutant <ccoutant@google.com>
4333 * fileread.cc (File_read::make_view): Add check for attempt to map
4336 2008-09-05 Cary Coutant <ccoutant@google.com>
4338 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4339 explicit instantiations.
4341 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4344 * options.cc (General_options::finalize): Allow undefined symbols
4345 in shlibs if linking -shared.
4348 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4349 symbols as not needing a dynsym entry.
4351 2008-08-20 Craig Silverstein <csilvers@google.com>
4353 * fileread.cc (File_read::open): Do not lock the file unless it
4354 was successfully opened.
4356 2008-08-14 Cary Coutant <ccoutant@google.com>
4358 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4359 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4360 * testsuite/tls_test.cc (struct int128): 128-bit struct
4361 for testing TLS relocs with non-zero addend.
4362 (v12): New TLS variable.
4364 (t_last): Add check for v12.
4365 * testsuite/tls_test.h (t12): New function.
4366 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4368 2008-08-13 Ian Lance Taylor <iant@google.com>
4370 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4371 set tls_segment_ or relro_segment_.
4372 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4374 * output.h (Output_section::clear_is_relro): New function.
4375 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4376 sections specially even when output_data_ is empty.
4377 (Output_segment::maximum_alignment): When first section is relro,
4378 only force alignment for PT_LOAD segments.
4379 * script.cc (script_data_segment_align): New function.
4380 (script_data_segment_relro_end): New function.
4381 * script-c.h (script_data_segment_align): Declare.
4382 (script_data_segment_relro_end): Declare.
4383 * script-sections.h (class Script_sections): Declare
4384 data_segment_align and data_segment_relro_end. Add fields
4385 segment_align_index_ and saw_relro_end_.
4386 * script-sections.cc (class Sections_element): Add set_is_relro
4387 virtual function. Add new bool* parameter to place_orphan_here.
4388 Add get_output_section virtual function.
4389 (class Output_section_definition): Add set_is_relro. Add new
4390 bool* parameter to place_orphan_here. Add get_output_section.
4391 Add is_relro_ field.
4392 (Output_section_definition::Output_section_definition): Initialize
4393 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4394 and is_relro_ fields.
4395 (Output_section_definition::place_orphan_here): Add is_relro
4397 (Output_section_definition::set_section_addresses): Set relro for
4399 (Output_section_definition::alternate_constraint): Likewise.
4400 (class Orphan_output_section): Add new bool* parameter to
4401 place_orphan_here. Add get_output_section.
4402 (Orphan_output_section::place_orphan_here): Add is_relro
4404 (Script_sections::Script_sections): Initialize
4405 data_segment_align_index_ and saw_relro_end_.
4406 (Script_sections::data_segment_align): New function.
4407 (Script_sections::data_segment_relro_end): New function.
4408 (Script_sections::place_orphan): Set or clear is_relro.
4409 (Script_sections::set_section_addresses): Force alignment of first
4411 * yyscript.y (exp): Call script_data_segment_align and
4412 script_data_segment_relro_end.
4413 * testsuite/relro_script_test.t: New file.
4414 * testsuite/relro_test.cc (using_script): Declare.
4415 (t1, t2): Test using_script.
4416 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4417 (relro_script_test_SOURCES): Define.
4418 (relro_script_test_DEPENDENCIES): Define.
4419 (relro_script_test_LDFLAGS): Define.
4420 (relro_script_test_LDADD): Define.
4421 (relro_script_test.so): New target.
4422 * testsuite/Makefile.in: Rebuild.
4424 2008-08-06 Cary Coutant <ccoutant@google.com>
4426 * archive.cc (Archive::total_archives, Archive::total_members)
4427 (Archive::total_members_loaded): New variables.
4428 (Archive::setup): Add parameter. Add option to preread
4430 (Archive::read_armap): Add counter.
4431 (Archive::get_file_and_offset): New function.
4432 (Archive::get_elf_object_for_member): New function.
4433 (Archive::read_all_symbols): New function.
4434 (Archive::read_symbols): New function.
4435 (Archive::add_symbols): Add counters.
4436 (Archive::include_all_members): Use armap to find members if it's
4438 (Archive::include_member): Skip reading symbols if already read.
4439 Factored code into Archive::get_file_and_offset and
4440 Archive::get_elf_object_for_member. Changed call to
4441 Mapfile::report_include_archive_member.
4442 (Archive::print_stats): New function.
4443 * archive.h: Declare Object and Read_symbols_data classes.
4444 (Archive::Archive): Add initializers for new members.
4445 (Archive::setup): Add parameter.
4446 (Archive::print_stats): New function.
4447 (Archive::total_archives, Archive::total_members)
4448 (Archive::total_members_loaded): New variables.
4449 (Archive::get_file_and_offset): New function.
4450 (Archive::get_elf_object_for_member): New function.
4451 (Archive::read_all_symbols): New function.
4452 (Archive::read_symbols): New function.
4453 (Archive::Archive_member): New class.
4454 (Archive::members_): New member.
4455 (Archive::num_members_): New member.
4456 * main.cc: Include archive.h.
4457 (main): Call Archive::print_stats.
4458 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4459 archive parameter; member_name is now the fully-decorated name.
4460 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4461 * options.h: (General_options): Add --preread-archive-symbols option.
4462 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4465 2008-08-04 Ian Lance Taylor <iant@google.com>
4467 * symtab.h (Symbol::use_plt_offset): New function.
4468 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4469 * powerpc.cc (Relocate::relocate): Likewise.
4470 * sparc.cc (Relocate::relocate): Likewise.
4471 * x86_64.cc (Relocate::relocate): Likewise.
4472 * testsuite/weak_plt.sh: New test.
4473 * testsuite/weak_plt_main.cc: New test.
4474 * testsuite/weak_plt_shared.cc: New test.
4475 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4476 (check_PROGRAMS): Add weak_plt.
4477 (check_DATA): Add weak_plt_shared.so.
4478 (weak_plt_main_pic.o, weak_plt): New targets.
4479 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4480 * testsuite/Makefile.in: Rebuild.
4482 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4484 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4485 * testsuite/Makefile.in: Rebuild.
4487 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4489 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4490 * Makefile.in: Regenerate.
4491 * po/POTFILES.in: Regenerate.
4493 2008-07-29 Ian Lance Taylor <iant@google.com>
4495 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4496 symbols before other symbols.
4497 * testsuite/script_test_2.cc (test_addr): Declare.
4498 (test_addr_alias): Declare.
4499 (main): Check that test_addr and test_addr_alias have the right
4501 * testsuite/script_test_2.t: Define test_addr_alias and
4504 2008-07-24 Ian Lance Taylor <iant@google.com>
4507 * descriptors.cc: New file.
4508 * descriptors.h: New file.
4509 * gold-threads.h (class Hold_optional_lock): New class.
4510 * fileread.cc: Include "descriptors.h".
4511 (File_read::~File_read): Release descriptor rather than closing
4513 (File_read::open) [file]: Call open_descriptor rather than open.
4514 Set is_descriptor_opened_.
4515 (File_read::open) [memory]: Assert that descriptor is not open.
4516 (File_read::reopen_descriptor): New function.
4517 (File_read::release): Release descriptor.
4518 (File_read::do_read): Make non-const. Reopen descriptor.
4519 (File_read::read): Make non-const.
4520 (File_read::make_view): Reopen descriptor.
4521 (File_read::do_readv): Likewise.
4522 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4523 Update declarations.
4524 * layout.cc: Include "descriptors.h".
4525 (Layout::create_build_id): Use open_descriptor rather than open.
4526 * output.cc: Include "descriptors.h".
4527 (Output_file::open): Use open_descriptor rather than open.
4528 * archive.cc (Archive::const_iterator): Change Archive to be
4530 (Archive::begin, Archive::end): Make non-const.
4531 (Archive::count_members): Likewise.
4532 * archive.h (class Archive): Update declarations.
4533 * object.h (Object::read): Make non-const.
4534 * Makefile.am (CCFILES): Add descriptors.cc.
4535 (HFILES): Add descriptors.h.
4536 * Makefile.in: Rebuild.
4539 * gold.h: Always include <clocale>. Add Solaris workarounds
4540 following code in binutils/sysdep.h.
4543 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4544 this->eh_frame_hdr_ is NULL before using it.
4546 * dynobj.cc (Versions::Versions): Update comment.
4548 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4549 the base version name.
4551 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4552 array size plus one.
4553 (Stringpool_template::set_string_offsets): Subtract one from key
4554 before using it as an array index.
4555 (Stringpool_template::get_offset_with_length): Likewise.
4556 (Stringpool_template::write_to_buffer): Likewise.
4557 * stringpool.h (Stringpool_template::get_offset_from_key):
4560 2008-07-23 Ian Lance Taylor <iant@google.com>
4563 * object.h (Merged_symbol_value::value): Do our best to handle a
4567 * script.cc (Version_script_info::get_versions): Don't add empty
4568 version tag to return value.
4569 (Version_script_info::get_symbol_version_helper): Change return
4570 type to bool. Add pversion parameter. Change all callers.
4571 (script_register_vers_node): Don't require a non-NULL tag.
4572 * script.h (class Version_script_info): Update declarations.
4573 (Version_script_info::get_symbol_version): Change return type to
4574 bool. Add version parameter. Change all callers.
4575 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4576 handling. Handle an empty version from a version script.
4577 (Symbol_table::define_special_symbol): Likewise.
4578 * testsuite/ver_test_10.script: New file.
4579 * testsuite/ver_test_10.sh: New file.
4580 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4581 (check_DATA): Add ver_test_10.syms.
4582 (ver_test_10.syms, ver_test_10.so): New target.
4583 * testsuite/Makefile.in: Rebuild.
4585 2008-07-23 Simon Baldwin <simonb@google.com>
4587 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4588 to zero for undefined symbols from dynamic libraries.
4590 2008-07-23 Ian Lance Taylor <iant@google.com>
4592 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4594 * symtab.h (class Symbol_table): Update declaration.
4595 * testsuite/ver_test_9.cc: New file.
4596 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4597 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4598 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4599 (ver_test_9.so, ver_test_9.o): New targets.
4600 * testsuite/Makefile.in: Rebuild.
4602 2008-07-22 Ian Lance Taylor <iant@google.com>
4604 * options.h (class General_options): Define --check-sections.
4605 * layout.cc (Layout::set_segment_offsets): Handle
4608 * options.h (class General_options): Define -n/--nmagic and
4610 * options.cc (General_options::finalize): For -n/--nmagic or
4611 -N/--omagic, set -static.
4612 * layout.cc (Layout::attach_allocated_section_to_segment): If
4613 -N/--omagic, don't put read-only and read-write sections in
4615 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4616 finding a read-only segment.
4617 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4618 don't set the minimum segment alignment to the common page size,
4619 and don't set the file offset to the address modulo the page size.
4620 * script-sections.cc (Script_sections::create_segments): If
4621 -n/--omagic, don't put read-only and read-write sections in
4624 * cref.cc: New file.
4626 * options.h (class General_options): Add --print-symbol-counts.
4627 * main.cc (main): Issue defined symbol report if requested.
4628 * archive.cc (Archive::interpret_header): Make into a const member
4630 (Archive::add_symbols): Call Input_objects::archive_start and
4632 (Archive::const_iterator): Define new class.
4633 (Archive::begin, Archive::end): New functions.
4634 (Archive::include_all_members): Rewrite to use iterator.
4635 (Archive::count_members): New function.
4636 * archive.h (class Archive): Update declarations.
4637 (Archive::filename): New function.
4638 * object.cc: Include "cref.h".
4639 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4640 (Sized_relobj::do_get_global_symbol_counts): New function.
4641 (Input_objects::add_object): Add object to cross-referencer.
4642 (Input_objects::archive_start): New function.
4643 (Input_objects::archive_stop): New function.
4644 (Input_objects::print_symbol_counts): New function.
4645 * object.h: Declare Cref and Archive.
4646 (Object::get_global_symbol_counts): New function.
4647 (Object::do_get_global_symbol_counts): New pure virtual function.
4648 (class Sized_relobj): Add defined_count_ field. Update
4650 (class Input_objects): Add cref_ field. Update constructor.
4651 Update declarations.
4652 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4654 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4656 (Sized_dynobj::do_get_global_symbol_counts): New function.
4657 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4658 defined_count_. Update declarations. Define Symbols typedef.
4659 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4660 parameter. Change all callers.
4661 (Symbol_table::add_from_dynobj): Add sympointers and defined
4662 parameters. Change all callers.
4663 * symtab.h (class Symbol_table): Update declarations.
4664 * Makefile.am (CCFILES): Add cref.cc.
4665 (HFILES): Add cref.h.
4666 * Makefile.in: Rebuild.
4668 2008-07-22 Simon Baldwin <simonb@google.com>
4670 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4671 to zero when writing undefined symbols.
4673 2008-07-22 Ian Lance Taylor <iant@google.com>
4675 * output.cc (Output_section::add_input_section): Don't try to
4676 merge empty merge sections.
4678 2008-07-21 Craig Silverstein <csilvers@google.com>
4680 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4681 Include symbol version in error message.
4683 2008-07-20 Chris Demetriou <cgd@google.com>
4685 * configure.ac (gold_cv_c_random_seed): New configured variable.
4686 (RANDOM_SEED_CFLAGS): New substituted variable.
4687 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4688 * configure: Rebuild.
4689 * Makefile.in: Likewise.
4690 * testsuite/Makefile.in: Likewise.
4692 2008-07-18 Ian Lance Taylor <iant@google.com>
4694 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4695 where we see NAME/NULL and NAME/VERSION as separate symbols.
4696 * testsuite/ver_test_main.cc (main): Call t4.
4697 (t4, t4_2a): Define.
4698 * testsuite/ver_test_2.cc (t4_2): Define.
4699 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4700 * testsuite/ver_test_4.cc (t4_2a): Define.
4701 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4702 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4704 2008-07-17 Ian Lance Taylor <iant@google.com>
4706 * dynobj.cc (Versions::add_def): If we give an error about a
4707 missing version, go ahead and create the version anyhow.
4709 2008-07-10 Ian Lance Taylor <iant@google.com>
4711 Handle output sections with more than 0x7fffffff bytes.
4712 * object.h (class Relobj): Change map_to_output_ to
4713 output_sections_, and just keep a section pointer. Change all
4714 uses. Move comdat group support to Sized_relobj.
4715 (Relobj::is_section_specially_mapped): Remove.
4716 (Relobj::output_section): Remove poff parameter. Change all
4718 (Relobj::output_section_offset): New function.
4719 (Relobj::set_section_offset): Rewrite.
4720 (Relobj::map_to_output): Remove.
4721 (Relobj::output_sections): New function.
4722 (Relobj::do_output_section_offset): New pure virtual function.
4723 (Relobj::do_set_section_offset): Likewise.
4724 (class Sized_relobj): Add section_offsets_ field. Add comdat
4725 group support from Relobj. Update declarations.
4726 (Sized_relobj::get_output_section_offset): New function.
4727 (Sized_relobj::do_output_section_offset): New function.
4728 (Sized_relobj::do_set_section_offset): New function.
4729 * object.cc (Relobj::output_section_address): Remove.
4730 (Sized_relobj::Sized_relobj): Initialize new fields.
4731 (Sized_relobj::include_section_group): Cast find_kept_object to
4733 (Sized_relobj::include_linkonce_section): Likewise.
4734 (Sized_relobj::do_layout): Use separate arrays for output section
4736 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4738 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4739 output_sections and section_offsets.
4740 (Sized_relobj::write_local_symbols): Likewise.
4741 (map_to_kept_section): Compute output address directly.
4742 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4743 output_sections and section_offsets.
4744 (Sized_relobj::write_sections): Likewise.
4745 (Sized_relobj::relocate_sections): Likewise.
4746 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4747 * output.h (class Output_reloc): Update declarations. Change
4748 u2_.relobj to Sized_relobj*.
4749 (class Output_data_reloc): Change add functions to use
4751 * output.cc (Output_reloc::Output_reloc): Change relobj to
4753 (Output_reloc::local_section_offset): Change return type to
4754 Elf_Addr. Use get_output_section_offset.
4755 (Output_reloc::get_address): Likewise.
4756 (Output_section::is_input_address_mapped): Don't call
4757 is_section_specially_mapped.
4758 (Output_section::output_offset): Likewise.
4759 (Output_section::output_address): Likewise.
4760 (Output_section::starting_output_address): Likewise.
4761 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4762 parameter to Sized_relobj*.
4763 (Copy_relocs::need_copy_reloc): Likewise.
4764 (Copy_relocs::save): Likewise.
4765 * copy-relocs.h (class Copy_relocs): Update declarations.
4766 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4767 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4768 * target-reloc.h (relocate_for_relocatable): Change
4769 offset_in_output_section type to Elf_Addr. Change code that uses
4771 * layout.cc (Layout::layout): Always set *off.
4772 * mapfile.cc (Mapfile::print_input_section): Use
4773 output_section_offset.
4774 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4776 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4777 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4778 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4780 2008-07-03 Ian Lance Taylor <iant@google.com>
4782 * layout.cc (Layout::include_section): Do not discard unrecognized
4783 SHT_STRTAB sections.
4785 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4787 * script.cc (Lex::can_continue_name): Make '?' allowable in
4788 version-script names.
4789 * testsuite/version_script.map: Change glob pattern to use '?'
4791 2008-06-30 Manish Singh <yosh@gimp.org>
4794 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4797 2008-06-30 Ian Lance Taylor <iant@google.com>
4801 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4802 versions]: Don't try to read the value in the contents, since we
4803 don't use it. Use the template endianness when writing.
4805 2008-06-25 Cary Coutant <ccoutant@google.com>
4807 * fileread.cc (File_read::make_view): Assert on zero-length view.
4808 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4809 symbol table when there are no symbols to read.
4811 2008-06-23 Craig Silverstein <csilvers@google.com>
4813 * version.cc (version_string): Bump to 1.7
4815 2008-06-18 Craig Silverstein <csilvers@google.com>
4817 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4818 constant 0xFFFF to type Valtype.
4819 (Powerpc_relocate_functions::rel16_ha): Likewise.
4821 2008-06-17 Ian Lance Taylor <iant@google.com>
4823 * output.h (Output_section::Input_section): Initialize p2align_ to
4824 zero for Output_section_data constructors.
4825 (Output_section::Input_section::addralign): If not an input
4826 section, return the alignment of the Output_section_data.
4827 * testsuite/copy_test.cc: New file.
4828 * testsuite/copy_test_1.cc: New file.
4829 * testsuite/copy_test_2.cc: New file.
4830 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4831 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4832 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4833 (copy_test_1_pic.o, copy_test_1.so): New targets.
4834 (copy_test_2_pic.o, copy_test_2.so): New targets.
4835 * testsuite/Makefile.in: Rebuild.
4837 * script-sections.cc (Script_sections::place_orphan): Initialize
4838 local variable exact.
4840 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4842 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4844 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4845 David S. Miller <davem@davemloft.net>
4847 * powerpc.cc: New file.
4848 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4849 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4850 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4851 * Makefile.in: Rebuild.
4853 2008-06-09 Ian Lance Taylor <iant@google.com>
4855 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4857 (throwing, orig_terminate): New static variables.
4858 (terminate_handler): New static function.
4859 (t2): Set terminate handler.
4861 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4864 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4867 2008-05-30 Cary Coutant <ccoutant@google.com>
4869 * archive.cc (Archive::include_all_members) Correct to step
4870 over symbol table and extended name table in thin archives.
4872 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4875 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4878 2008-05-28 Caleb Howe <cshowe@google.com>
4880 * reduced_debug_output.cc: New file.
4881 * reduced_debug_output.h: New file.
4882 * options.h (class General_options): Add --strip-debug-non-line.
4883 * options.cc (General_options::finalize): Add strip_debug_non_line
4884 to the strip heirarchy.
4885 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4887 * layout.cc: Include "reduced_debug_output.h".
4888 (Layout::Layout): Initialize new fields.
4889 (line_only_debug_sections): New static array.
4890 (is_lines_only_debug_sections): New static inline function.
4891 (Layout::include_section): Handle --strip-debug-non-line.
4892 (Layout::make_output_section): If --strip-debug-non-line, build
4893 new output sections for .debug_abbrev and .debug_info.
4894 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4895 gold. Warn about possible overflow.
4896 (read_signed_LEB_128): Likewise.
4897 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4898 (read_signed_LEB_128): Declare.
4899 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4900 (HFILES): Add reduced_debug_output.h.
4901 * Makefile.in: Rebuild.
4903 2008-05-21 Ian Lance Taylor <iant@google.com>
4905 * mapfile.cc: New file.
4906 * mapfile.h: New file.
4907 * options.h (class General_options): Add -M/--print-map and -Map.
4908 * options.cc (General_options::finalize): Make -M equivalent to
4910 * main.cc: Include <cstdio> and "mapfile.h".
4911 (main): Open mapfile if requested.
4912 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4913 constructor. Change caller.
4914 (queue_initial_tasks): Add mapfile parameter. Change caller.
4915 (queue_middle_tasks): Likewise.
4916 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4918 * archive.cc: Include "mapfile.h".
4919 (Archive::add_symbols): Add mapfile parameter. Change all
4920 callers. Pass mapfile, symbol, and reason to include_member.
4921 (Archive::include_all_members): Add mapfile parameter. Change all
4923 (Archive::include_member): Add mapfile, sym, and why parameters.
4924 Change all callers. Report inclusion to map file.
4925 * archive.h: Include "fileread.h".
4926 (class Archive): Update declarations.
4927 (Archive::file): New const method.
4928 (class Add_archive_symbols): Add mapfile_ field. Update
4929 constructor. Change all callers.
4930 * readsyms.h (class Read_symbols): Likewise.
4931 (class Finish_group): Likewise.
4932 (class Read_script): Likewise.
4933 * common.cc: Include "mapfile.h".
4934 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4936 (Symbol_table::do_allocate_commons): Likewise.
4937 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4938 symbol allocation to mapfile.
4939 * common.h (class Allocate_commons_task): Add mapfile_ field.
4940 Update constructor. Change all callers.
4941 * symtab.h (class Symbol_table): Update declarations.
4942 * layout.cc: Include "mapfile.h".
4943 (Layout_task_runner::run): Print information to mapfile.
4944 (Layout::create_gold_note): Change Output_data_fixed_space to
4945 Output_data_zero_fill.
4946 (Layout::create_build_id): Likewise.
4947 (Layout::print_to_mapfile): New function.
4948 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4949 constructor. Change caller.
4950 (class Layout): Declare print_to_mapfile.
4951 * output.cc (Output_section::Input_section::print_to_mapfile): New
4953 (Output_section::add_input_section): If producing a map, always
4954 add to input_sections_ list.
4955 (Output_section::do_print_to_mapfile): New function.
4956 (Output_segment::print_sections_to_mapfile): New function.
4957 (Output_segment::print_section_list_to_mapfile): New function.
4958 * output.h: Include "mapfile.h".
4959 (Output_data::print_to_mapfile): New function.
4960 (Output_data::do_print_to_mapfile): New virtual function.
4961 (Output_segment_headers::do_print_to_mapfile): New function.
4962 (Output_file_header::do_print_to_mapfile): New function.
4963 (Output_data_const::do_print_to_mapfile): New function.
4964 (class Output_data_const_buffer): Add map_name_ field. Update
4965 constructor. Change all callers. Add do_print_to_mapfile
4967 (class Output_data_fixed_space): Likewise.
4968 (class Output_data_space): Likewise.
4969 (class Output_data_zero_fill): New class.
4970 (Output_data_strtab::do_print_to_mapfile): New function.
4971 (Output_data_reloc_base::do_print_to_mapfile): New function.
4972 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4973 (Output_data_group::do_print_to_mapfile): New function.
4974 (Output_data_got::do_print_to_mapfile): New function.
4975 (Output_data_dynamic::do_print_to_mapfile): New function.
4976 (Output_symtab_xindex::do_print_to_mapfile): New function.
4977 (class Output_section): Declare do_print_to_mapflie. Declare
4978 print_to_mapfile in Input_section.
4979 (class Output_segment): Declare new functions.
4980 * object.h (Sized_relobj::symbol_count): New function.
4981 * script-sections.cc
4982 (Output_section_element_dot_assignment::set_section_addresses):
4983 Change Output_data_fixed_space to Output_data_zero_fill.
4984 (Output_data_expression::do_print_to_mapfile): New function.
4985 * script.cc (read_input_script): Add mapfile parameter. Change
4987 * script.h (read_input_script): Update declaration.
4988 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4989 (Eh_frame::do_print_to_mapfile): New function.
4990 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4991 (Output_merge_string::do_print_to_mapfile): New function.
4992 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4994 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4996 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4998 * Makefile.am (CCFILES): Add mapfile.cc.
4999 (HFILES): Add mapfile.h.
5000 * Makefile.in: Rebuild.
5002 2008-05-19 Ian Lance Taylor <iant@google.com>
5004 * options.h (class General_options): Add -z relro.
5005 * layout.cc (Layout::Layout): Initialize relro_segment_.
5006 (Layout::add_output_section_data): Return the output section.
5007 (Layout::make_output_section): Rcognize relro sections and mark
5009 (Layout::attach_allocated_section_to_segment): Put relro sections
5010 in a PT_GNU_RELRO segment.
5011 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5013 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5015 (Layout::linkonce_mapping): Map d.rel.ro.local to
5017 (Layout::output_section_name): Us .data.rel.ro.local for any
5018 section which begins with that.
5019 * layout.h (class Layout): Update add_output_section_data
5020 declaration. Add relro_segment_ field.
5021 * output.cc (Output_section::Output_section): Initialize is_relro_
5022 and is_relro_local_ fields.
5023 (Output_segment::add_output_section): Group relro sections.
5024 (Output_segment::is_first_section_relro): New function.
5025 (Output_segment::maximum_alignment): If there is a relro section,
5026 align the segment to the common page size.
5027 (Output_segment::set_section_addresses): Track whether we are
5028 looking at relro sections. If the last section is a relro
5029 section, align to the common page size.
5030 (Output_segment::set_section_list_addresses): Add in_relro
5031 parameter. Change all callers. Align to the page size when
5032 moving from relro to non-relro section.
5033 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5035 * output.h (class Output_section): Add is_relro_ and
5036 is_relro_local_ fields.
5037 (Output_section::is_relro): New function.
5038 (Output_section::set_is_relro): New function.
5039 (Output_section::is_relro_local): New function.
5040 (Output_section::set_is_relro_local): New function.
5041 (class Output_segment): Update declarations.
5042 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5043 * sparc.cc (Target_sparc::got_section): Likewise.
5044 * x86_64.cc (Target_x86_64::got_section): Likewise.
5045 * testsuite/relro_test_main.cc: New file.
5046 * testsuite/relro_test.cc: New file.
5047 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5048 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5049 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5050 (relro_test.so, relro_test_pic.o): New targets.
5051 * testsuite/Makefile.in: Rebuild.
5053 2008-05-16 Ian Lance Taylor <iant@google.com>
5055 * output.cc (Output_segment::add_output_section): Remove front
5057 * output.h (class Output_segment): Remove
5058 add_initial_output_section and overloaded add_output_section.
5059 Update declaration of remaining add_output_section.
5060 * layout.cc (Layout::create_interp): Call add_output_section
5061 rather than add_initial_output_section.
5062 (Layout::finish_dynamic_section): Likewise.
5064 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5065 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5066 know the dynamic type.
5067 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5068 field. Initialize it in constructor.
5069 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5070 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5071 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5074 * output.cc (Output_reloc::get_address): Change return type to
5076 * output.h (class Output_reloc): Update get_address declaration.
5077 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5078 for section addresses.
5080 2008-05-09 Ian Lance Taylor <iant@google.com>
5083 * gold.cc (gold_nomem): Use return value of write.
5085 2008-05-08 Ian Lance Taylor <iant@google.com>
5087 * symtab.c (Symbol::init_base_output_data): Add version
5088 parameter. Change all callers.
5089 (Symbol::init_base_output_segment): Likewise.
5090 (Symbol::init_base_constant): Likewise.
5091 (Symbol::init_base_undefined): Likewise.
5092 (Sized_symbol::init_output_data): Likewise.
5093 (Sized_symbol::init_output_segment): Likewise.
5094 (Sized_symbol::init_constant): Likewise.
5095 (Sized_symbol::init_undefined): Likewise.
5096 (Symbol_table::do_define_in_output_data): If the new symbol has a
5097 version, mark it as the default.
5098 (Symbol_table::do_define_in_output_segment): Likewise.
5099 (Symbol_table::do_define_as_constant): Likewise.
5100 * symtab.h (class Symbol): Update declarations.
5101 (class Sized_symbol): Likewise.
5102 * resolve.cc (Symbol::override_version): New function.
5103 (Symbol::override_base): Call override_version.
5104 (Symbol::override_base_with_special): Likewise.
5105 * testsuite/ver_script_8.script: New file.
5106 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5107 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5108 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5109 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5111 2008-05-06 Ian Lance Taylor <iant@google.com>
5114 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5116 (class General_options): Remove existing --undefined, and add
5117 --no-undefined instead. Add new --undefined as synonym for -u.
5118 * archive.cc (Archive::add_symbols): Check whether symbol was
5120 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5121 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5122 all uses. Add IS_UNDEFINED. Update declarations to split
5123 different versions of init_base. Declare init_base_undefined.
5124 (Symbol::is_defined): Handle IS_UNDEFINED.
5125 (Symbol::is_undefined): Likewise.
5126 (Symbol::is_weak_undefined): Call is_undefined.
5127 (Symbol::is_absolute): Handle IS_CONSTANT.
5128 (class Sized_symbol): Update declarations to split different
5129 versions of init. Declare init_undefined.
5130 (class Symbol_table): Declare new functions.
5131 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5133 (Symbol::init_base_output_data): Likewise.
5134 (Symbol::init_base_output_segment): Likewise.
5135 (Symbol::init_base_constant): Likewise.
5136 (Symbol::init_base_undefined): New function.
5137 (Sized_symbol::init_object): Rename from init. Change all
5139 (Sized_symbol::init_output_data): Likewise.
5140 (Sized_symbol::init_output_segment): Likewise.
5141 (Sized_symbol::init_constant): Likewise.
5142 (Sized_symbol::init_undefined): New function.
5143 (Symbol_table::add_undefined_symbols_from_command_line): New
5145 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5147 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5148 (Symbol::output_section): Likewise.
5149 (Symbol::set_output_section): Likewise.
5150 (Symbol_table::sized_finalize_symbol): Likewise.
5151 (Symbol_table::sized_write_globals): Likewise.
5152 * resolve.cc (Symbol_table::should_override): Likewise.
5153 (Symbol::override_base_with_special): Likewise.
5155 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5156 symbol, change it to have default visibility.
5157 * testsuite/protected_1.cc: New file.
5158 * testsuite/protected_2.cc: New file.
5159 * testsuite/protected_3.cc: New file.
5160 * testsuite/protected_main_1.cc: New file.
5161 * testsuite/protected_main_2.cc: New file.
5162 * testsuite/protected_main_3.cc: New file.
5163 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5164 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5165 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5166 (protected_1.so): New target.
5167 (protected_1_pic.o, protected_2_pic.o): New targets.
5168 (protected_3_pic.o): New target.
5169 (check_PROGRAMS): Add protected_2.
5170 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5171 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5172 * testsuite/Makefile.in: Rebuild.
5174 * options.h (DEFINE_var): Add set_user_set_##varname__.
5175 (DEFINE_bool_alias): New macro.
5176 (class General_options): Define -Bstatic using DEFINE_bool_alias
5177 rather than DEFINE_special. Add --undefined as an alias for -z
5179 * options.cc (General_options::parse_Bstatic): Remove.
5181 * options.h (class General_options): Add --fatal-warnings.
5182 * main.cc (main): Implement --fatal-warnings.
5183 * errors.h (Errors::warning_count): New function.
5185 * options.h (class General_options): Add -Bsymbolic-functions.
5186 * symtab.h (Symbol::is_preemptible): Check for
5187 -Bsymbolic-functions.
5189 2008-05-05 Ian Lance Taylor <iant@google.com>
5191 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5192 as noVARNAME rather than no-VARNAME.
5193 (class General_options): Add option -z combreloc.
5194 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5196 (Output_reloc::sort_before) [SHT_REL]: New function.
5197 (Output_reloc::sort_before) [SHT_RELA]: New function.
5198 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5199 Sort_relocs_comparison.
5200 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5201 parameter. Change all callers.
5202 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5203 sort_relocs parameter. Change all callers.
5204 * output.cc (Output_reloc::get_address): New function, broken out
5206 (Output_reloc::write_rel): Call it.
5207 (Output_reloc::compare): New function.
5208 (Output_data_reloc_base::do_write): Optionally sort relocs.
5210 * configure.ac: If targ_extra_obj is set, link it in.
5211 * configure.tgt: Initialize all variables.
5212 (x86_64*): Set targ_extra_obj and targ_extra_size.
5213 * configure: Rebuild.
5215 * object.cc (Sized_relobj::include_section_group): Adjust section
5216 indexes read from group data. Build vector to pass to
5218 * layout.cc (Layout::layout_group): Add flags and shndxes
5219 parameters. Remove contents parameter. Change caller. Update
5220 explicit instantiations.
5221 * layout.h (class Layout): Update layout_group declaration.
5222 * output.cc (Output_data_group::Output_data_group): Add flags and
5223 input_shndxes parameters. Remove contents parameter. Change
5225 (Output_data_group::do_write): Change input_sections_ to
5227 * output.h (class Output_data_group): Update constructor
5228 declaration. Rename input_sections_ to input_shndxes_.
5229 * testsuite/many_sections_test.cc: Add template.
5231 2008-04-30 Cary Coutant <ccoutant@google.com>
5233 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5235 * layout.cc (Layout::include_section): Refactored check for debug
5237 (Layout::add_comdat): Add new parameters. Change type
5238 of signature parameter. Add object and shndx to signatures table.
5239 (Layout::find_kept_object): New function.
5240 * layout.h: Include <cstring>.
5241 (Layout::is_debug_info_section): New function.
5242 (Layout::add_comdat): Add new parameters.
5243 (Layout::find_kept_object): New function.
5244 (Layout::Kept_section): New struct.
5245 (Layout::Signatures): Change type of map range.
5246 * object.cc (Relobj::output_section_address): New function.
5247 (Sized_relobj::include_section_group): Add new parameters. Change
5248 calls to Layout::add_comdat. Change to build table of kept comdat
5249 groups and table mapping discarded sections to kept sections.
5250 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5251 (Sized_relobj::do_layout): Change calls to include_section_group and
5252 include_linkonce_section.
5253 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5254 value to zero when section is discarded.
5255 (Sized_relobj::map_to_kept_section): New function.
5256 * object.h (Relobj::output_section_address): New function.
5257 (Relobj::Comdat_group): New type.
5258 (Relobj::find_comdat_group): New function.
5259 (Relobj::Comdat_group_table): New type.
5260 (Relobj::Kept_comdat_section): New type.
5261 (Relobj::Kept_comdat_section_table): New type.
5262 (Relobj::add_comdat_group): New function.
5263 (Relobj::set_kept_comdat_section): New function.
5264 (Relobj::get_kept_comdat_section): New function.
5265 (Relobj::comdat_groups_): New field.
5266 (Relobj::kept_comdat_sections_): New field.
5267 (Symbol_value::input_value): Update comment.
5268 (Sized_relobj::map_to_kept_section) New function.
5269 (Sized_relobj::include_linkonce_section): Add new parameter.
5270 * target-reloc.h (Comdat_behavior): New type.
5271 (get_comdat_behavior): New function.
5272 (relocate_section): Add code to map a discarded section to the
5273 corresponding kept section when applying a relocation.
5275 2008-04-30 Craig Silverstein <csilvers@google.com>
5277 * dwarf_reader.cc (next_generation_count): New static var.
5278 (Addr2line_cache_entry): New struct.
5279 (addr2line_cache): New static var.
5280 (Dwarf_line_info::one_addr2line): Added caching.
5281 (Dwarf_line_info::clear_addr2line_cache): New function.
5282 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5283 cache-size parameter.
5284 (Dwarf_line_info::one_addr2line_cache): New function.
5285 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5286 new cache-size argument to one_addr2line(), and clear cache.
5288 2008-04-28 Cary Coutant <ccoutant@google.com>
5290 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5291 R_386_PC8 relocations.
5293 2008-04-23 Ian Lance Taylor <iant@google.com>
5295 * object.cc (Sized_relobj::include_section_group): Check for
5296 invalid section group.
5298 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5301 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5302 than read for file header.
5303 * archive.cc (Archive::include_member): Likewise.
5305 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5307 * aclocal.m4: Regenerate.
5308 * configure: Regenerate.
5310 2008-04-19 Ian Lance Taylor <iant@google.com>
5312 * version.cc (version_string): Bump to 1.6.
5314 * testsuite/Makefile.am (many_sections_r_test): New target.
5315 (many_sections_r_test_SOURCES): Remove.
5316 (many_sections_r_test_DEPENDENCIES): Remove.
5317 (many_sections_r_test_LDFLAGS): Remove.
5318 (many_sections_r_test_LDADD): Remove.
5320 * object.cc (Sized_relobj::do_add_symbols): Always pass
5321 local_symbol_count_ to add_from_relobj.
5323 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5324 every thousand variables.
5325 * testsuite/Makefile.in: Rebuild.
5327 * object.cc (Xindex::initialize_symtab_xindex): New function.
5328 (Xindex::read_symtab_xindex): New function.
5329 (Xindex::sym_xindex_to_shndx): New function.
5330 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5332 (Sized_relobj::do_initialize_xindex): New function.
5333 (Sized_relobj::do_read_symbols): Adjust section links.
5334 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5335 parameter. Change all callers.
5336 (Sized_relobj::include_section_group): Adjust section links and
5337 symbol section indexes.
5338 (Sized_relobj::do_layout): Adjust section links.
5339 (Sized_relobj::do_count_local_symbols): Adjust section links and
5340 symbol section indexes.
5341 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5342 ordinary and special symbols.
5343 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5344 dynsym_xindex parameters. Change all callers. Adjust section
5345 links. Use SHN_XINDEX when needed.
5346 (Sized_relobj::get_symbol_location_info): Adjust section links.
5347 Don't get fooled by special symbols.
5348 * object.h (class Xindex): Define.
5349 (class Object): Add xindex_ parameter. Declare virtual functoin
5350 do_initialize_xindex.
5351 (Object::adjust_sym_shndx): New function.
5352 (Object::set_xindex): New protected function.
5353 (class Symbol_value): Add is_ordinary_shndx_ field.
5354 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5355 (Symbol_value::value): Assert ordinary section.
5356 (Symbol_value::initialize_input_to_output_map): Likewise.
5357 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5359 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5361 (class Sized_relobj): Update declarations.
5362 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5363 parameter. Change all callers.
5364 (Sized_relobj::adjust_shndx): New function.
5365 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5367 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5368 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5369 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5370 (Sized_dynobj::read_dynsym_section): Adjust section links.
5371 (Sized_dynobj::read_dynamic): Likewise.
5372 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5374 (Sized_dynobj::do_initialize_xindex): New function.
5375 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5376 do_initialize_xindex.
5377 (Sized_dynobj::adjust_shndx): New function.
5378 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5379 dynsym_xindex_ fields.
5380 (Layout::finalize): Add a call to set_section_indexes before
5381 creating the symtab sections.
5382 (Layout::set_section_indexes): Don't do anything if the section
5383 already has a section index.
5384 (Layout::create_symtab_sections): Add shnum parameter. Change
5385 caller. Create .symtab_shndx section if needed.
5386 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5388 (Layout::allocated_output_section_count): New function.
5389 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5391 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5392 fields. Update declarations.
5393 (Layout::symtab_xindex): New function.
5394 (Layout::dynsym_xindex): New function.
5395 (class Write_symbols_task): Add layout_ field.
5396 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5398 * output.cc (Output_section_headers::Output_section_headers): Add
5399 shstrtab_section parameter. Change all callers.
5400 (Output_section_headers::do_sized_write): Store overflow values
5401 for section count and section string table section index in
5402 section header zero.
5403 (Output_file_header::do_sized_write): Check for overflow of
5404 section count and section string table section index.
5405 (Output_symtab_xindex::do_write): New function.
5406 (Output_symtab_xindex::endian_do_write): New function.
5407 * output.h (class Output_section_headers): Add shstrtab_section_.
5408 Update declarations.
5409 (class Output_symtab_xindex): Define.
5410 (Output_section::has_out_shndx): New function.
5411 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5413 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5415 (Sized_symbol::init): Likewise.
5416 (Symbol::output_section): Check for ordinary symbol.
5417 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5418 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5420 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5421 Change all callers. Simplify handling of symbols from sections
5422 not included in the link.
5423 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5425 (Weak_alias_sorter::operator()): Assert that symbols are
5427 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5429 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5430 parameters. Change all callers.
5431 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5432 symbol distinction. Use SHN_XINDEX when needed.
5433 (Symbol_table::write_section_symbol): Add symtab_xindex
5434 parameter. Change all callers.
5435 (Symbol_table::sized_write_section_symbol): Likewise. Use
5436 SHN_XINDEX when needed.
5437 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5439 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5440 (Symbol::is_defined): Check is_ordinary.
5441 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5442 (Symbol::is_absolute, Symbol::is_common): Likewise.
5443 (class Sized_symbol): Update declarations.
5444 (class Symbol_table): Update declarations.
5445 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5446 parameters. Change all callers.
5447 (Sized_symbol::override): Likewise.
5448 (Symbol_table::override): Likewise.
5449 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5450 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5451 is_ordinary, and orig_st_shndx parameters. Change all callers.
5452 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5453 to be in an ordinary section.
5454 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5455 object and is_ordinary parameters. Change all callers.
5456 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5457 Change all callers. Don't add undefined or non-ordinary symbols
5459 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5461 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5463 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5464 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5465 (Sized_relobj::relocate_sections): Likewise.
5466 * target-reloc.h (scan_relocs): Adjust section symbol index.
5467 (scan_relocatable_relocs): Likewise.
5468 * i386.cc (Scan::local): Check for ordinary symbols.
5469 * sparc.cc (Scan::local): Likewise.
5470 * x86_64.cc (Scan::local): Likewise.
5471 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5472 to symbol_section_and_value.
5473 * testsuite/many_sections_test.cc: New file.
5474 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5475 (check_PROGRAMS): Add many_sections_test.
5476 (many_sections_test_SOURCES): Define.
5477 (many_sections_test_DEPENDENCIES): Define.
5478 (many_sections_test_LDFLAGS): Define.
5479 (BUILT_SOURCES): Add many_sections_define.h.
5480 (many_sections_define.h): New target.
5481 (BUILT_SOURCES): Add many_sections_check.h.
5482 (many_sections_check.h): New target.
5483 (check_PROGRAMS): Add many_sections_r_test.
5484 (many_sections_r_test_SOURCES): Define.
5485 (many_sections_r_test_DEPENDENCIES): Define.
5486 (many_sections_r_test_LDFLAGS): Define.
5487 (many_sections_r_test_LDADD): Define.
5488 (many_sections_r_test.o): New target.
5489 * testsuite/Makefile.in: Rebuild.
5491 2008-04-17 Cary Coutant <ccoutant@google.com>
5493 * errors.cc (Errors::info): New function.
5494 (gold_info): New function.
5495 * errors.h (Errors::info): New function.
5496 * gold.h (gold_info): New function.
5497 * object.cc (Input_objects::add_object): Print trace output.
5498 * options.cc (options::parse_set): New function.
5499 (General_options::parse_wrap): Deleted.
5500 (General_options::General_options): Deleted initializer.
5501 * options.h (options::String_set): New typedef.
5502 (options::parse_set): New function.
5503 (DEFINE_set): New macro.
5504 (General_options::wrap): Changed to use DEFINE_set. Changed
5505 callers of any_wrap_symbols and is_wrap_symbol.
5506 (General_options::trace, General_options::trace_symbol):
5508 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5509 (General_options::wrap_symbols_): Deleted.
5510 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5512 2008-04-17 David S. Miller <davem@davemloft.net>
5514 * options.cc (General_options::parse_V): New function.
5515 * options.h: Add entries for -V and -Qy.
5517 2008-04-17 Ian Lance Taylor <iant@google.com>
5519 * common.cc (Symbol_table::allocate_commons): Remove options
5520 parameter. Change caller.
5521 (Symbol_table::do_allocate_commons): Remove options parameter.
5522 Change caller. Just call do_allocate_commons_list twice.
5523 (Symbol_table::do_allocate_commons_list): New function, broken out
5524 of do_allocate_commons.
5525 * common.h (class Allocate_commons_task): Remove options_ field.
5527 * symtab.cc (Symbol_table::Symbol_table): Initialize
5529 (Symbol_table::add_from_object): Put TLS common symbols on
5531 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5532 which are IN_OUTPUT_DATA.
5533 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5534 allocate_commons and do_allocate_commons declarations. Declare
5535 do_allocate_commons_list.
5536 * gold.cc (queue_middle_tasks): Update creation of
5537 Allocate_commons_task to not pass options.
5538 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5539 (TLS_TEST_C_FLAGS): New variable.
5540 (tls_test_c_pic.o): New target.
5541 (tls_test_shared.so): Link in tls_test_c_pic.o.
5542 (tls_test_c_pic_ie.o): New target.
5543 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5544 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5545 (tls_test_c.o): New target.
5546 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5547 (tls_pic_test_LDADD): Likewise.
5548 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5549 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5550 (tls_test_c_gnu2.o): New target.
5551 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5553 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5554 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5555 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5556 * testsuite/tls_test.cc: Include "config.h".
5557 (t_last): Call t11_last.
5558 * testsuite/tls_test.h (t11, t11_last): Declare.
5559 * testsuite/tls_test_c.c: New file.
5560 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5561 * configure.ac: Check for OpenMP support.
5562 * configure, config.in, Makefile.in: Rebuild.
5563 * testsuite/Makefile.in: Rebuild.
5565 2008-04-16 Cary Coutant <ccoutant@google.com>
5567 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5568 (Target_i386::tls_base_symbol_defined_): New field.
5569 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5570 (Target_i386::Scan::global): Likewise.
5571 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5572 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5573 (Target_x86_64::tls_base_symbol_defined_): New field.
5574 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5575 (Target_x86_64::Scan::global): Likewise.
5577 2008-04-16 Cary Coutant <ccoutant@google.com>
5579 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5580 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5581 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5582 building shared libraries.
5583 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5584 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5585 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5586 * testsuite/Makefile.in: Rebuild.
5587 * testsuite/weak_undef.h: New file.
5588 * testsuite/weak_undef_file1.cc: Add extra test cases.
5589 * testsuite/weak_undef_file2.cc: Likewise.
5590 * testsuite/weak_undef_test.cc: Likewise.
5592 2008-04-16 David S. Miller <davem@davemloft.net>
5594 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5595 Add issued_non_pic_error_ field. Declare check_non_pic.
5596 (Target_sparc::Scan::check_non_pic): New function.
5597 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5598 (Target_sparc::Scan::global): Likewise.
5600 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5601 * configure: Rebuild.
5603 * options.h (DEFINE_enable): New macro.
5604 (new_dtags): New enable option.
5605 (initfirst, interpose, loadfltr, nodefaultlib,
5606 nodelete, nodlopen, nodump): New -z options.
5607 * layout.cc (Layout:finish_dynamic_section): If new
5608 dtags enabled, emit DT_RUNPATH. Also, emit a
5609 DT_FLAGS_1 containing any specified -z flags.
5611 2008-04-16 Ian Lance Taylor <iant@google.com>
5613 * copy-relocs.cc: New file.
5614 * copy-relocs.h: New file.
5615 * reloc.cc: Remove Copy_relocs code.
5616 * reloc.h: Likewise.
5617 * reloc-types.h (struct Reloc_types) [both versions]: Add
5618 get_reloc_addend_noerror.
5619 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5620 variants of add_global which take an addend which must be zero.
5621 * i386.cc: Include "copy-relocs.h".
5622 (class Target_i386): Change type of copy_relocs_ to variable,
5624 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5626 (Target_i386::do_finalize_sections): Change handling of
5628 * sparc.cc: Include "copy-relocs.h".
5629 (class Target_sparc): Change type of copy_relocs_ to variable,
5631 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5633 (Target_sparc::do_finalize_sections): Change handling of
5635 * x86_64.cc: Include "copy-relocs.h".
5636 (class Target_x86_64): Change type of copy_relocs_ to variable,
5638 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5639 class. Change all callers.
5640 (Target_x86_64::do_finalize_sections): Change handling of
5642 * Makefile.am (CCFILES): Add copy-relocs.cc.
5643 (HFILES): Add copy-relocs.h.
5645 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5647 * testsuite/script_test_4.sh: Permit leading zeroes.
5649 2008-04-15 Ian Lance Taylor <iant@google.com>
5651 * script-sections.cc (Script_sections::create_segments): Use
5652 header_size_adjustment even when there is enough room for the
5654 * testsuite/script_test_4.sh: New file.
5655 * testsuite/script_test_4.t: New file.
5656 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5657 (check_DATA): Add script_test_4.stdout.
5658 (MOSTLYCLEANFILES): Likewise.
5659 (script_test_4): New target.
5660 (script_test_4.stdout): New target.
5661 * testsuite/Makefile.in: Rebuild.
5663 * sparc.cc: Add definitions for Output_data_plt_sparc class
5666 2008-04-14 David S. Miller <davem@davemloft.net>
5668 * sparc.cc: New file.
5669 * Makefile.am (TARGETSOURCES): Add sparc.cc
5670 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5671 * configure.tgt: Document targ_extra_size and
5672 targ_extra_big_endian. Add entries for sparc-* and
5674 * configure.ac: Handle targ_extra_size and
5675 targ_extra_big_endian.
5676 * Makefile.in: Rebuild.
5677 * configure: Likewise.
5678 * po/POTFILES.in: Likewise.
5679 * po/gold.pot: Likewise.
5681 2008-04-14 Ian Lance Taylor <iant@google.com>
5683 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5684 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5685 in the name/type/flags to section mapping. Don't call
5686 allocate_output_section.
5687 (Layout::choose_output_section): Change parameter from adjust_name
5688 to is_input_section. Don't permit input sections after sections
5689 are attached to segments. Don't call allocate_output_section.
5690 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5691 not write_enable_output_section.
5692 (Layout::make_output_section): Don't push to
5693 unattached_section_list_ nor call attach_to_segment. Call
5694 attach_section_to_segment if sections are attached.
5695 (Layout::attach_sections_to_segments): New function.
5696 (Layout::attach_section_to_segment): New function.
5697 (Layout::attach_allocated_section_to_segment): Rename from
5698 attach_to_segment. Remove flags parameter.
5699 (Layout::allocate_output_section): Remove function.
5700 (Layout::write_enable_output_section): Remove function.
5701 * layout.h (class Layout): Update for above changes. Add new
5702 field sections_are_attached_.
5703 * output.h (Output_section::update_flags_for_input_section): New
5705 * output.cc (Output_section::add_input_section): Call
5706 update_flags_for_input_section.
5707 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5709 2008-04-11 Cary Coutant <ccoutant@google.com>
5711 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5712 thought unnecessary.
5713 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5715 2008-04-11 Ian Lance Taylor <iant@google.com>
5717 * output.h (class Output_section_data): Remove inline definition
5719 * output.cc (Output_section_data::set_addralign): New function.
5721 2008-04-11 Cary Coutant <ccoutant@google.com>
5723 Add support for TLS descriptors for i386 and x86_64.
5724 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5725 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5726 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5728 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5729 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5730 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5732 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5733 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5734 Fix problem with initial-exec relocations.
5735 (Target_i386::Relocate::relocate_tls): Likewise.
5736 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5738 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5739 support for section-plus-offset dynamic table entries.
5740 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5741 (Output_data_dynamic::Dynamic_entry): Add support for
5742 section-plus-offset dynamic table entries.
5743 (Output_data_dynamic::Classification): Likewise.
5744 (Output_data_dynamic::classification_): Renamed offset_.
5745 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5746 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5747 (Target_x86_64::make_plt_section): New function.
5748 (Target_x86_64::reserve_tlsdesc_entries): New function.
5749 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5750 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5751 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5752 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5753 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5754 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5755 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5756 add extra PLT entry for TLS descriptors.
5757 (Output_data_plt_x86_64::got_): New field.
5758 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5759 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5761 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5763 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5764 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5765 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5766 R_386_TLS_DESC_CALL relocations.
5767 (Target_x86_64::Scan::global): Likewise.
5768 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5769 for TLS descriptors.
5770 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5771 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5772 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5773 GD-to-IE relaxation.
5774 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5775 and TLS_DESCRIPTORS.
5776 * Makefile.in: Rebuild.
5777 * configure: Rebuild.
5778 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5779 (tls_test_shared2.so): New target.
5780 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5781 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5782 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5783 (tls_shared_gd_to_ie_test_LDADD): New variable.
5784 (tls_shared_gnu2_gd_to_ie_test): New target.
5785 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5787 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5788 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5789 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5790 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5791 (tls_shared_gnu2_test): New target.
5792 (tls_test_gnu2_shared.so): New target.
5793 (tls_shared_gnu2_test_SOURCES): New variable.
5794 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5795 (tls_shared_gnu2_test_LDFLAGS): New variable.
5796 (tls_shared_gnu2_test_LDADD): New variable.
5797 * testsuite/Makefile.in: Rebuild.
5798 * testsuite/Makefile.
5800 2008-04-11 Ian Lance Taylor <iant@google.com>
5802 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5804 * testsuite/Makefile.in: Rebuild.
5806 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5808 * testsuite/script_test_2.cc (main): Adjust test.
5810 2008-04-11 David S. Miller <davem@davemloft.net>
5811 Ian Lance Taylor <iant@google.com>
5813 * options.h (General_options): Add entries for '-Y' and
5815 * options.cc (General_options:finalize): If -Y was used, add those
5816 entries to the library path instead of the default "/lib" and
5819 2008-04-11 David S. Miller <davem@davemloft.net>
5821 * testsuite/justsyms.t: Start at 0x100.
5822 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5823 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5825 * testsuite/script_test_2.cc: Adjust string and section length
5828 2008-04-09 Ian Lance Taylor <iant@google.com>
5831 * script-sections.cc (Sections_element::allocate_to_segment): Add
5833 (Output_section_definition::allocate_to_segment): Likewise.
5834 (Orphan_output_section::allocate_to_segment): Likewise.
5835 (Script_sections::attach_sections_using_phdrs_clause): Don't
5836 propagate non-PT_LOAD segments to orphan sections.
5837 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5838 readelf rather than objdump.
5839 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5840 .interp section and PT_INTERP segment are the same size.
5841 * testsuite/Makefile.in: Rebuild.
5843 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5844 aliases for symbols defined in the same object.
5845 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5846 (weak_alias_test_SOURCES): New variable.
5847 (weak_alias_test_DEPENDENCIES): New variable.
5848 (weak_alias_test_LDFLAGS): New variable.
5849 (weak_alias_test_LDADD): New variable.
5850 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5851 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5852 (weak_alias_test_3.o): New target.
5853 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5854 * testsuite/weak_alias_test_main.cc: New file.
5855 * testsuite/weak_alias_test_1.cc: New file.
5856 * testsuite/weak_alias_test_2.cc: New file.
5857 * testsuite/weak_alias_test_3.cc: New file.
5859 2008-04-08 Ian Lance Taylor <iant@google.com>
5861 * options.h (class General_options): Add --noinhibit-exec option.
5862 * main.cc (main): Check --noinhibit-exec.
5864 * options.h (class General_options): Define --wrap as a special
5865 option. Add wrap_symbols_ field.
5866 (General_options::any_wrap_symbols): New function.
5867 (General_options::is_wrap_symbol): New function.
5868 * options.cc (General_options::parse_wrap): New function.
5869 (General_options::General_options): Initialize wrap_symbols_.
5870 * symtab.cc (Symbol_table::wrap_symbol): New function.
5871 (Symbol_table::add_from_object): Handle --wrap.
5872 * symtab.h (class Symbol_table): Declare wrap_symbol.
5873 * target.h (Target::wrap_char): New function.
5874 (Target::Target_info): Add wrap_char field.
5875 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5876 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5877 * testsuite/testfile.cc (Target_test::test_target_info):
5880 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5883 * layout.h (class Layout): Add added_eh_frame_data_ field.
5884 * layout.cc (Layout::Layout): Initialize new field.
5885 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5886 output section until we find a section we merged successfully.
5887 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5888 that the size be non-zero.
5890 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5893 2008-04-08 Craig Silverstein <csilvers@google.com>
5895 * configure.ac: Export new conditional variable HAVE_ZLIB.
5896 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5898 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5899 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5901 2008-04-07 Ian Lance Taylor <iant@google.com>
5903 * version.cc (version_string): Set to "1.5".
5905 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5906 Add issued_non_pic_error_ field. Declare check_non_pic.
5907 (Target_x86_64::Scan::check_non_pic): New function.
5908 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5909 (Target_x86_64::Scan::global): Likewise.
5911 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5912 addend parameter. Change caller. Handle merge sections.
5913 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5914 Address to Addend. Don't add in the result of
5915 local_section_offset, pass down the addend and use the returned
5917 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5918 Update declarations of local_section_offset and symbol_value.
5919 * testsuite/two_file_test_1.cc (t18): New function.
5920 * testsuite/two_file_test_2.cc (f18): New function.
5921 * testsuite/two_file_test_main.cc (main): Call t18.
5922 * testsuite/two_file_test.h (t18, f18): Declare.
5924 * configure.ac: Don't test for objdump, c++filt, or readelf.
5925 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5927 (TEST_READELF): New variable.
5928 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5929 (check_PROGRAMS): Add two_file_strip_test.
5930 (two_file_strip_test): New target.
5931 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5932 (two_file_same_shared_strip_test_SOURCES): New variable.
5933 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5934 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5935 (two_file_same_shared_strip_test_LDADD): New variable.
5936 (two_file_shared_strip.so): New target.
5937 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5938 (ver_test_5.syms, ver_test_7.syms): Likewise.
5939 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5940 (strip_test_3.stdout): Use TEST_OBJDUMP.
5941 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5943 2008-04-04 Cary Coutant <ccoutant@google.com>
5945 * symtab.h (Symbol::is_weak_undefined): New function.
5946 (Symbol::is_strong_undefined): New function.
5947 (Symbol::is_absolute): New function.
5948 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5949 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5951 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5952 (weak_undef_test): New target.
5953 * testsuite/Makefile.in: Rebuild.
5954 * testsuite/weak_undef_file1.cc: New file.
5955 * testsuite/weak_undef_file2.cc: New file.
5956 * testsuite/weak_undef_test.cc: New file.
5958 2008-04-03 Craig Silverstein <csilvers@google.com>
5960 * compressed_output.h (class Output_compressed_section): Use
5962 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5964 (zlib_compressed_suffix): Removed.
5965 (Output_compressed_section::set_final_data_size): Use unsigned
5967 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5968 Fix linker invocation.
5969 (flagstest_o_specialfile_and_compress_debug_sections):
5971 * testsuite/Makefile.in: Regenerated.
5973 2008-04-02 David S. Miller <davem@davemloft.net>
5975 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5976 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5978 2008-04-02 Craig Silverstein <csilvers@google.com>
5982 2008-04-02 Ian Lance Taylor <iant@google.com>
5984 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5985 parameters. Update for new key type to views_. Change all
5987 (File_read::read): Adjust for byteshift in returned view.
5988 (File_read::add_view): New function, broken out of
5990 (File_read::make_view): New function, broken out of
5992 (File_read::find_or_make_view): Add offset and aligned
5993 parameters. Rewrite accordingly. Change all callers.
5994 (File_read::get_view): Add offset and aligned parameters. Adjust
5995 for byteshift in return value.
5996 (File_read::get_lasting_view): Likewise.
5997 * fileread.h (class File_read): Update declarations.
5998 (class File_read::View): Add byteshift_ field. Add byteshift to
5999 constructor. Add byteshift method.
6000 * archive.h (Archive::clear_uncached_views): New function.
6001 (Archive::get_view): Add aligned parameter. Change all callers.
6002 * object.h (Object::get_view): Add aligned parameter. Change all
6004 (Object::get_lasting_view): Likewise.
6006 * fileread.cc (File_read::release): Don't call clear_views if
6007 there are multiple objects.
6008 * fileread.h (File_read::clear_uncached_views): New function.
6009 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6012 2008-03-31 Cary Coutant <ccoutant@google.com>
6014 Add thin archive support.
6015 * archive.cc (Archive::armagt): New const.
6016 (Archive::setup): Remove task parameter and calls to unlock.
6017 (Archive::unlock_nested_archives): New function.
6018 (Archive::read_header): Add nested_off parameter. Change
6020 (Archive::interpret_header): Likewise.
6021 (Archive::include_all_members): Change to handle thin
6023 (Archive::include_member): Likewise.
6024 * archive.h (Archive::Archive): Add new parameters and
6026 (Archive::armagt): New const.
6027 (Archive::setup): Remove task parameter.
6028 (Archive::unlock_nested_archives): New function.
6029 (Archive::read_header): Add nested_off parameter.
6030 (Archive::interpret_header): Likewise.
6031 (Archive::Nested_archive_table): New typedef.
6032 (Archive::is_thin_archive_): New field.
6033 (Archive::nested_archives_): New field.
6034 (Archive::options_): New field.
6035 (Archive::dirpath_): New field.
6036 (Archive::task_): New field.
6037 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6038 for thin archives. Pass additional parameters to
6039 Archive::Archive. Unlock the archive file after calling
6042 2008-03-29 Ian Lance Taylor <iant@google.com>
6044 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6045 version symbol to be local.
6046 * testsuite/ver_test_4.sh: New file.
6047 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6048 (check_DATA): Add ver_test_4.syms.
6049 (ver_test_4.syms): New target.
6050 * testsuite/Makefile.in: Rebuild.
6053 (Output_section::Input_section_sort_entry::has_priority): New
6055 (Output_section::Input_section_sort_entry::match_file_name): New
6057 (Output_section::Input_section_sort_entry::match_section_name):
6059 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6061 (Output_section::Input_section_sort_entry::match_section_file):
6063 (Output_section::Input_section_sort_compare::operator()): Rewrite
6064 using new Input_section_sort_entry functions. Sort crtbegin and
6065 crtend first. Sort sections with no priority before sections with
6067 * testsuite/initpri1.c (d3): Check j != 4.
6068 (cd5): New constructor/destructor function.
6069 (main): Check j != 2.
6071 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6072 new symbol when resolving, don't call set_is_default.
6073 * testsuite/ver_test_7.cc: New file.
6074 * testsuite/ver_test_7.sh: New file.
6075 * testsuite/Makefile.am (ver_test_7.so): New target.
6076 (ver_test_7.o): New target.
6077 (check_SCRIPTS): Add ver_test_7.sh.
6078 (check_DATA): Add ver_test_7.syms.
6079 (ver_test_7.syms): New target.
6081 2008-03-28 Ian Lance Taylor <iant@google.com>
6083 * layout.cc (Layout::layout): If we see an input section with a
6084 name that needs sorting, set the must_sort flag for the output
6086 (Layout::make_output_section): If the name of the output section
6087 indicates that it might require sorting, set the may_sort flag.
6088 * output.h (Output_section::may_sort_attached_input_sections): New
6090 (Output_section::set_may_sort_attached_input_sections): New
6092 (Output_section::must_sort_attached_input_sections): New
6094 (Output_section::set_must_sort_attached_input_sections): New
6096 (class Output_section): Declare Input_section_sort_entry. Define
6097 Input_section_sort_compare. Declare
6098 sort_attached_input_sections. Add new fields:
6099 may_sort_attached_input_sections_,
6100 must_sort_attached_input_sections_,
6101 attached_input_sections_are_sorted_.
6102 * output.cc (Output_section::Output_section): Initialize new
6104 (Output_section::add_input_section): Add an entry to
6105 input_sections_ if may_sort or must_sort are true.
6106 (Output_section::set_final_data_size): Call
6107 sort_attached_input_sections if necessary.
6108 (Output_section::Input_section_sort_entry): Define new class.
6109 (Output_section::Input_section_sort_compare::operator()): New
6111 (Output_section::sort_attached_input_sections): New function.
6112 * configure.ac: Check whether the compiler supports constructor
6113 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6114 * testsuite/initpri1.c: New file.
6115 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6116 CONSTRUCTOR_PRIORITY.
6117 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6118 (initpri1_LDFLAGS): New variable.
6119 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6121 2008-03-27 Ian Lance Taylor <iant@google.com>
6123 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6124 * testsuite/common_test_1.c: New file.
6125 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6126 (common_test_1_SOURCES): New variable.
6127 (common_test_1_DEPENDENCIES): New variable.
6128 (common_test_1_LDFLAGS): New variable.
6130 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6131 and commons_ correctly when NAME/VERSION does not override
6133 * testsuite/ver_test_6.c: New file.
6134 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6135 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6136 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6138 2008-03-26 Ian Lance Taylor <iant@google.com>
6140 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6141 of an undefined symbol from a version script.
6142 * testsuite/Makefile.am (ver_test_5.so): New target.
6143 (ver_test_5.o): New target.
6144 (check_SCRIPTS): Add ver_test_5.sh.
6145 (check_DATA): Add ver_test_5.syms.
6146 (ver_test_5.syms): New target.
6147 * testsuite/ver_test_5.cc: New file.
6148 * testsuite/ver_test_5.script: New file.
6149 * testsuite/ver_test_5.sh: New file.
6150 * Makefile.in, testsuite/Makefile.in: Rebuild.
6153 Fix problems building gold with gcc 4.3.0.
6154 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6155 (gold_error_at_location, gold_warning_at_location): Use it.
6156 * configure.ac: Check whether we can compile and use a template
6157 function with a printf attribute.
6158 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6159 when jumping over bytes.
6160 * object.cc: Instantiate Object::read_section_data.
6161 * debug.h: Include <cstring>
6162 * dwarf_reader.cc: Include <algorithm>
6163 * main.cc: Include <cstring>.
6164 * options.cc: Include <cstring>.
6165 * output.cc: Include <cstring>.
6166 * script.cc: Include <cstring>.
6167 * script.h: Include <string>.
6168 * symtab.cc: Include <cstring> and <algorithm>.
6169 * target-select.cc: Include <cstring>.
6170 * version.cc: Include <string>.
6171 * testsuite/testmain.cc: Include <cstdlib>.
6172 * configure, config.in: Rebuild.
6174 2008-03-25 Ian Lance Taylor <iant@google.com>
6176 * options.cc: Include "../bfd/bfdver.h".
6177 (options::help): Print bug reporting address.
6179 * version.cc (print_version): Adjust output for current value of
6184 * options.cc (options::help): Print list of supported targets.
6185 * target-select.h: Include <vector>.
6186 (class Target_selector): Make machine_, size_, and is_big_endian_
6187 fields const. Add bfd_name_ and instantiated_target_ fields.
6188 (Target_selector::Target_selector): Add bfd_name parameter.
6189 (Target_selector::recognize): Make non-virtual, call
6191 (Target_selector::recognize_by_name): Make non-virtual, call
6192 do_recognize_by_name.
6193 (Target_selector::supported_names): New function.
6194 (Target_selector::bfd_name): New function.
6195 (Target_selector::do_instantiate_target): New pure virtual
6197 (Target_selector::do_recognize): New virtual function.
6198 (Target_selector::do_recognize_by_name): New virtual function.
6199 (Target_selector::instantiate_target): New private function.
6200 (supported_target_names): Declare.
6201 * target-select.cc (Target_selector::Target_selector): Update for
6202 new parameter and fields.
6203 (select_target_by_name): Check that the name matches before
6204 calling recognize_by_name.
6205 (supported_target_names): New function.
6206 * i386.cc (class Target_selector_i386): Update Target_selector
6207 constructor call. Remove recognize and recognize_by_name. Add
6208 do_instantiate_target.
6209 * x86_64.cc (class Target_selector_x86_64): Likewise.
6210 * testsuite/testfile.cc (class Target_selector_test): Update for
6211 changes to Target_selector.
6213 * README: Rewrite, with some notes on unsupported features.
6215 2008-03-24 Cary Coutant <ccoutant@google.com>
6217 * i386.cc (Target_i386::Got_type): New enum declaration.
6218 (Target_i386::Scan::local): Updated callers of Output_data_got
6220 (Target_i386::Scan::global): Likewise.
6221 (Target_i386::Relocate::relocate): Likewise.
6222 (Target_i386::Relocate::relocate_tls): Likewise.
6223 * object.h (Got_offset_list): New class.
6224 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6225 (Sized_relobj::local_got_offset): Likewise.
6226 (Sized_relobj::set_local_got_offset): Likewise.
6227 (Sized_relobj::local_has_tls_got_offset): Removed.
6228 (Sized_relobj::local_tls_got_offset): Removed.
6229 (Sized_relobj::set_local_tls_got_offset): Removed.
6230 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6231 * output.cc (Output_data_got::add_global): Added got_type parameter.
6232 (Output_data_got::add_global_with_rel): Likewise.
6233 (Output_data_got::add_global_with_rela): Likewise.
6234 (Output_data_got::add_global_pair_with_rel): New function.
6235 (Output_data_got::add_global_pair_with_rela): New function.
6236 (Output_data_got::add_local): Added got_type parameter.
6237 (Output_data_got::add_local_with_rel): Likewise.
6238 (Output_data_got::add_local_with_rela): Likewise.
6239 (Output_data_got::add_local_pair_with_rel): New function.
6240 (Output_data_got::add_local_pair_with_rela): New function.
6241 (Output_data_got::add_global_tls): Removed.
6242 (Output_data_got::add_global_tls_with_rel): Removed.
6243 (Output_data_got::add_global_tls_with_rela): Removed.
6244 (Output_data_got::add_local_tls): Removed.
6245 (Output_data_got::add_local_tls_with_rel): Removed.
6246 (Output_data_got::add_local_tls_with_rela): Removed.
6247 * output.h (Output_data_got::add_global): Added got_type parameter.
6248 (Output_data_got::add_global_with_rel): Likewise.
6249 (Output_data_got::add_global_with_rela): Likewise.
6250 (Output_data_got::add_global_pair_with_rel): New function.
6251 (Output_data_got::add_global_pair_with_rela): New function.
6252 (Output_data_got::add_local): Added got_type parameter.
6253 (Output_data_got::add_local_with_rel): Likewise.
6254 (Output_data_got::add_local_with_rela): Likewise.
6255 (Output_data_got::add_local_pair_with_rel): New function.
6256 (Output_data_got::add_local_pair_with_rela): New function.
6257 (Output_data_got::add_global_tls): Removed.
6258 (Output_data_got::add_global_tls_with_rel): Removed.
6259 (Output_data_got::add_global_tls_with_rela): Removed.
6260 (Output_data_got::add_local_tls): Removed.
6261 (Output_data_got::add_local_tls_with_rel): Removed.
6262 (Output_data_got::add_local_tls_with_rela): Removed.
6263 * resolve.cc (Symbol::override_base_with_special): Removed
6264 reference to has_got_offset_ field.
6265 * symtab.cc (Symbol::init_fields): Replaced initialization
6266 of got_offset_ with got_offsets_. Removed initialization
6268 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6269 (Symbol::got_offset): Likewise.
6270 (Symbol::set_got_offset): Likewise.
6271 (Symbol::has_tls_got_offset): Removed.
6272 (Symbol::tls_got_offset): Removed.
6273 (Symbol::set_tls_got_offset): Removed.
6274 (Symbol::got_offset_): Removed.
6275 (Symbol::tls_mod_got_offset_): Removed.
6276 (Symbol::tls_pair_got_offset_): Removed.
6277 (Symbol::got_offsets_): New field.
6278 (Symbol::has_got_offset): Removed.
6279 (Symbol::has_tls_mod_got_offset): Removed.
6280 (Symbol::has_tls_pair_got_offset): Removed.
6281 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6282 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6284 (Target_x86_64::Scan::global): Likewise.
6285 (Target_x86_64::Relocate::relocate): Likewise.
6286 (Target_x86_64::Relocate::relocate_tls): Likewise.
6288 2008-03-25 Ben Elliston <bje@au.ibm.com>
6290 * yyscript.y: Fix spelling error in comment.
6292 2008-03-24 Ian Lance Taylor <iant@google.com>
6294 * options.h (class General_options): Define build_id option.
6295 * layout.h (class Layout): Declare write_build_id, create_note,
6296 create_build_id. Add build_id_note_ member.
6297 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6298 "libiberty.h", "md5.h", "sha1.h".
6299 (Layout::Layout): Initialize eh_frame_data_,
6300 eh_frame_hdr_section_, and build_id_note_.
6301 (Layout::finalize): Call create_build_id.
6302 (Layout::create_note): New function, broken out of
6303 Layout::create_gold_note.
6304 (Layout::create_gold_note): Call create_note.
6305 (Layout::create_build_id): New function.
6306 (Layout::write_build_id): New function.
6307 (Close_task_runner::run): Call write_build_id.
6309 * x86_64.cc: Correct license to GPLv3.
6311 2008-03-23 Ian Lance Taylor <iant@google.com>
6313 * options.cc: Include "demangle.h".
6314 (parse_optional_string): New function.
6315 (parse_long_option): Handle takes_optional_argument.
6316 (parse_short_option): Update dash_z initializer. Handle
6317 takes_optional_argument.
6318 (General_options::General_options): Initialize do_demangle_.
6319 (General_options::finalize): Set do_demangle_. Handle demangling
6321 * options.h (parse_optional_string): Declare.
6322 (struct One_option): Add optional_arg field. Update constructor.
6323 Update call constructor calls. Add takes_optional_argument
6325 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6326 (DEFINE_optional_string): Define.
6327 (General_options::demangle): Change from DEFINE_bool to
6328 DEFINE_optional_string.
6329 (General_options::no_demangle): New function.
6330 (General_options::do_demangle): New function.
6331 (General_options::set_do_demangle): New function.
6332 (General_options::execstack_status_): Move definition to end of
6334 (General_options::static_): Likewise.
6335 (General_options::do_demangle_): New field.
6336 * object.cc (big_endian>::get_symbol_location_info): Call
6337 Options::do_demangle, not Options::demangle.
6338 * symtab.cc (demangle): Likewise.
6340 2008-03-22 Ian Lance Taylor <iant@google.com>
6342 * gold.h: Include <cstddef> and <sys/types.h>
6343 * options.h: Include <cstring>.
6345 2008-03-21 Ian Lance Taylor <iant@google.com>
6347 * Added source code to GNU binutils.