1 2010-01-19 Ian Lance Taylor <iant@google.com>
3 * output.cc (Output_section_headers::do_sized_write): Write large
4 segment count to sh_info field.
5 (Output_file_header::do_sized_write): For large segment count,
6 write PN_XNUM to e_phnum field.
8 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
11 (Arm_relocate_functions::thm_jump8): New function.
12 (Arm_relocate_functions::thm_jump11): New function.
13 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
15 (Target_arm::Scan::global): Likewise.
16 (Target_arm::Relocate::relocate): Likewise.
17 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
20 2010-01-14 Doug Kwan <dougkwan@google.com>
22 * arm.cc (map, utility): Include headers.
23 (Target_arm::apply_cortex_a8_workaround): New method.
24 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
25 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
26 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
27 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
28 the --[no-]fix-cortex-a8 command line options.
29 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
30 (Target_arm::relocate_stub): Use addend in instruction template.
31 * options.h (DEFINE_bool): Set the user-set flag.
32 (General_options): Add --[no-]-fix-cortex options.
33 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
34 : Update fast look-up map after conversion.
36 2010-01-14 Sriraman Tallam <tmsriram@google.com>
38 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
39 in the first pass of do_layout.
41 2010-01-13 Doug Kwan <dougkwan@google.com>
43 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
44 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
45 apparent compiler problem of not folding static constant integral
46 data members of elfcpp::Elf_sizes<32>.
48 2010-01-13 Doug Kwan <dougkwan@google.com>
50 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
51 Arm_relobj::section_needs_cortex_a8_stub_scanning,
52 Arm_relobj::scan_section_for_cortex_a8_erratum,
53 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
54 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
55 sections to scan for relocation stubs into a new method
56 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
57 relocation and Cortex-A8 stub scanning.
58 (Target_arm::do_relax): Force stubs to be after stubbed sections
59 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
60 the beginning of a new relaxation pass. Update a comment.
61 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
63 2010-01-12 Ian Lance Taylor <iant@google.com>
65 * target-reloc.h (visibility_error): New inline function.
66 (relocate_section): Call visibility_error.
67 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
68 (MOSTLYCLEANFILES): Likewise.
69 (protected_4_pic.o, protected_3.err): New targets.
70 * testsuite/protected_4.cc: New file.
72 2010-01-12 Doug Kwan <dougkwan@google.com>
74 * arm.cc (Cortex_a8_reloc): New class.
75 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
76 and cortex_a8_relocs_info_.
77 (Target_arm::fix_cortex_a8): New method definition.
78 (Target_arm::Cortex_a8_relocs_info): New type.
79 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
80 New data member declarations.
81 (Target_arm::scan_reloc_for_stub): Record information about
82 relocations for THUMB branches that might be exempted from the
84 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
85 at the beginning of a relaxation pass.
87 2010-01-12 Doug Kwan <dougkwan@google.com>
89 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
90 (Arm_relobj::Mapping_symbol_position,
91 Arm_reloj::Mapping_symbol_position_less,
92 Arm_relobj::Mapping_symbols_info): New types.
93 (Target_arm::is_mapping_symbol_name): New method definition.
94 (Arm_relobj::do_count_local_symbols): Save information about mapping
97 2010-01-11 Doug Kwan <dougkwan@google.com>
99 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
100 Arm_relocate_functions::thumb32_branch_upper,
101 Arm_relocate_functions::thumb32_branch_lower,
102 Arm_relocate_functions::thumb32_cond_branch_offset,
103 Arm_relocate_functions::thumb32_cond_branch_upper,
104 Arm_relocate_functions::thumb32_cond_branch_lower,
105 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
106 branch offset encoding.
107 (Arm_relocate_functions::thumb_branch_common): Use new branch
108 offset encoding methods to avoid code duplication.
109 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
110 (Stub_addend_reader::operator()): Use new branch encoding method
111 to avoid code duplication.
113 2010-01-11 Doug Kwan <dougkwan@google.com>
115 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
116 (Target_arm::do_finalize_sections): Define special EXIDX section
117 symbols only if referenced.
118 * gc.h (Garbage_collection::add_reference): New method.
119 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
122 2010-01-11 Ian Lance Taylor <iant@google.com>
124 * script.cc (Version_script_info::build_expression_list_lookup):
125 Change complaing about duplicate wildcard match from error to
128 * script.cc (class Lazy_demangler): Recreate--revert part of patch
130 (Version_script_info::Version_script_info): Initialize globs_,
131 default_version_, default_is_global_, and exact_. Don't
132 initialize globals_ or locals_.
133 (Version_script_info::build_lookup_tables): Build local symbols
135 (Version_script_info::unquote): New function.
136 (Version_script_info::add_exact_match): New function.
137 (Version_script_info::build_expression_list_lookup): Remove lookup
138 parameter. Add is_global parameter. Change all callers. Handle
139 wildcard pattern specially. Unquote pattern. Call
141 (Version_script_info::get_name_to_match): New function.
142 (Version_script_info::get_symbol_version): New function.
143 (Version_script_info::get_symbol_version_helper): Remove.
144 (Version_script_info::check_unmatched_names): Call unquote.
145 * script.h (class Version_script_info): Change get_symbol_version
146 to be non-inline and add is_global parameter; change all callers.
147 Rewrite symbol_is_local. Update declarations. Define struct
148 Version_tree_match, Exact, Globs. Don't define struct Lookup.
149 Remove globals_ and locals_ members. Add exact_, globs_,
150 default_version_, is_global_.
151 (Version_script_info::Glob): Remove pattern, add expression and
152 is_global. Update constructor. Change all callers.
153 * dynobj.cc (Versions::finalize): Mark the version symbol as the
155 (Versions::symbol_section_contents): If a symbol is undefined, or
156 defined in a dynamic object, set the version index to
158 * symtab.cc (Symbol_table::add_from_relobj): Don't call
160 (Symbol_table::add_from_pluginobj): Likewise.
161 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
163 2010-01-11 Doug Kwan <dougkwan@google.com>
165 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
166 (incremental_dump_LDADD): Add linking option for libintl.
167 * Makefile.in: Regenerate.
169 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
172 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
174 * testsuite/Makefile.in: Regenerated.
176 2010-01-10 Doug Kwan <dougkwan@google.com>
178 * options.h (DEFINE_var): Use parentheses around argument varname__
179 in macro body to avoid any unintended subsequent substitutions.
181 2010-01-10 Ian Lance Taylor <iant@google.com>
183 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
184 candidates before doing symbol resolution.
186 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
187 ODR candidates if only one is weak.
189 2010-01-08 Ian Lance Taylor <iant@google.com>
191 * script.cc (Version_script_info::build_expression_list_lookup):
192 Don't warn about ambiguous version, just record the ambiguity.
193 (Version_script_info::get_symbol_version_helper): Give error if
194 version is ambiguous.
196 2010-01-08 Doug Kwan <dougkwan@google.com>
198 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
199 prev_data_size_ and prev_addralign_. Remove initializer for
200 deleted data member has_been_changed_.
201 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
202 to determine if the table is empty.
203 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
205 (Stub_table::add_reloc_stub): Define method in class definition
206 instead of just declaring it there.
207 (Stub_table::add_cortex_a8_stub): New method definition.
208 (Stub_table::update_data_size_and_addralign): Ditto.
209 (Stub_table::finalize_stubs): Ditto.
210 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
211 (Stub_table::do_addralign_): Return address alignment in the
212 (Stub_table::do_reset_address_and_file_offset): Define method in
213 class definition instead of declaring it there. Set current data
214 size to be the data size of the previous pass.
215 (Stub_table::set_final_data_size): Use current data size as the
217 (Stub_table::relocate_stub): Change parameter type of stub from
218 Reloc_stub pointer to Stub pointer.
219 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
220 (Stub_table::Cortex_a8_stub_list): New typedef.
221 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
222 Stub_table::prev_addralign_): New data member.
223 (Arm_relobj::Arm_relobj): Initialize data member
224 section_has_cortex_a8_workaround_.
225 (Arm_relobj::section_has_cortex_a8_workaround,
226 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
228 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
230 (Target_arm::relocate_stub): Change parameter type of stub from
231 Reloc_stub pointer to Stub pointer.
232 (Insn_template::size, Insn_template::alignment): Handle
233 THUMB16_SPECIAL_TYPE.
234 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
235 Stub_table::update_data_size_and_addralign,
236 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
238 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
239 (Stub_table::do_write): Ditto.
240 (Target_arm::do_relax): Adjust code for changes in Stub_table.
242 2010-01-08 Ian Lance Taylor <iant@google.com>
245 * symtab.h (class Symbol): Remove fields is_target_special_ and
246 has_plt_offset_. Add field is_defined_in_discarded_section_.
247 (Symbol::is_defined_in_discarded_section): New function.
248 (Symbol::set_is_defined_in_discarded_section): New function.
249 (Symbol::has_plt_offset): Rewrite.
250 (Symbol::set_plt_offset): Verify that new offset is not -1U.
251 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
252 Don't initialize is_target_special_ or has_plt_offset_.
253 Initialize is_defined_in_discarded_section_.
254 (Symbol_table::add_from_relobj): If appropriate, set
255 is_defined_in_discarded_section.
256 * resolve.cc (Symbol::override_base_with_special): Don't test
257 is_target_special_. Change has_plt_offset_ to has_plt_offset().
258 * target-reloc.h (relocate_section): Do special handling for
259 symbols defined in discarded sections for global symbols as well
262 2010-01-08 Ian Lance Taylor <iant@google.com>
264 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
267 2010-01-08 Ian Lance Taylor <iant@google.com>
269 * object.cc (Sized_relobj::do_layout): Don't get confused if
270 layout_eh_frame returns NULL.
272 2010-01-08 Ian Lance Taylor <iant@google.com>
275 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
276 dynamic symbol table, use the normal symbol table.
277 (Sized_dynobj::do_read_symbols): Remove assertion about type of
280 2010-01-08 Ian Lance Taylor <iant@google.com>
283 * layout.cc (Layout::include_section): Remove .gnu_debuglink
286 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
288 * version.cc (print_version): Change to "Copyright 2010".
290 2010-01-08 Ian Lance Taylor <iant@google.com>
294 * i386.cc (class Target_i386): Change return type of plt_section
296 (class Output_data_plt_i386): Add tls_desc_rel_ field.
297 (Output_data_plt_i386::Output_data_plt_i386): Initialize
299 (Output_data_plt_i386::rel_tls_desc): New function.
300 (Target_i386::rel_tls_desc_section): New function.
301 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
302 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
303 R_386_TLS_DESC reloc in rel_tls_desc_section.
304 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
305 Define struct Tlsdesc_info.
306 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
307 (Target_x86_64::do_reloc_symbol_index): New function.
308 (Target_x86_64::add_tlsdesc_info): New function.
309 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
310 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
312 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
314 (Output_data_plt_x86_64::rela_tlsdesc): New function.
315 (Target_x86_64::rela_tlsdesc_section): New function.
316 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
318 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
319 (Target_x86_64::do_reloc_addend): New function.
320 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
321 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
322 declarations. Define TARGET_CODE. Add arg field to u1_ union.
323 (Output_reloc::type): New function.
324 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
325 (Output_reloc::is_target_specific): New function.
326 (Output_reloc::target_arg): New function.
327 (class Output_reloc) [SHT_RELA]: Add four new constructors for
328 absolute relocs and target specific relocs.
329 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
331 (class Output_data_reloc) [SHT_RELA]: Likewise.
332 * output.cc (Output_reloc::Output_reloc): Add four new versions
333 for absolute relocs and target specific relocs.
334 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
335 (Output_reloc::get_symbol_index): Likewise.
336 (Output_reloc::local_section_offset): Check that local_sym_index_
337 is not TARGET_CODE or 0.
338 (Output_reloc::symbol_value): Likewise.
339 (Output_reloc::write) [SHT_RELA]: Call target for target specific
341 * target.h (class Target): Add reloc_symbol_index and reloc_addend
342 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
344 * layout.cc (add_target_dynamic_tags): Use output section for
345 DT_PLTRELSZ and DT_JMPREL.
347 2010-01-07 Ian Lance Taylor <iant@google.com>
350 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
352 (class Output_data_reloc_generic): Define.
353 (class Output_data_reloc_base): Change base class to
354 Output_data_reloc_generic. Change add() method to call
355 bump_relative_reloc_count for a relative reloc. Remove
357 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
359 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
360 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
362 * layout.h (class Layout): Update declaration.
364 2010-01-07 Ian Lance Taylor <iant@google.com>
366 * output.h (class Output_data): Add const version of
367 output_section and do_output_section.
368 (class Output_section_data): Add const version of
370 (class Output_section): Likewise.
371 * layout.cc (Layout::add_target_dynamic_tags): New function.
372 * layout.h (class Layout): Update declarations.
373 * arm.cc (Target_arm::do_finalize_sections): Use
374 add_target_dynamic_tags.
375 * i386.cc (Target_i386::do_finalize_sections): Likewise.
376 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
377 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
378 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
380 2010-01-07 Ian Lance Taylor <iant@google.com>
383 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
386 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
387 Ian Lance Taylor <iant@google.com>
390 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
391 Xindex::read_symtab_xindex.
393 2010-01-07 Doug Kwan <dougkwan@google.com>
395 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
396 (Insn_template::thumb16_bcond_insn): New method declaration.
397 (Insn_template): Fix spelling.
398 (Stub::thumb16_special): New method declaration.
399 (Stub::do_write): Define virtual method which was previously pure
401 (Stub::do_thumb16_special): New method declaration.
402 (Stub::do_fixed_endian_write): New template member.
403 (Reloc_stub::do_write): Remove.
404 (Reloc_stub::do_fixed_endian_write): Remove.
405 (Cortex_a8_stub): New class definition.
406 (Stub_factory::make_cortex_a8_stub): New method definition.
407 (Stub_factory::Stub_factory): Add missing static storage class
408 qualifier for elf32_arm_stub_a8_veneer_blx.
410 2010-01-07 Ian Lance Taylor <iant@google.com>
413 * options.h (class General_options): Add --warn-unresolved-symbols
414 and --error-unresolved-symbols.
415 * errors.cc (Errors::undefined_symbol): Implement
416 --warn-unresolved-symbols.
418 * options.h (class General_options): Add -z text and -z textoff.
419 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
421 2010-01-06 Sriraman Tallam <tmsriram@google.com>
423 * gc.h (Garbage_collection::Cident_section_map): New typedef.
424 (Garbage_collection::cident_sections): New function.
425 (Garbage_collection::add_cident_section): New function.
426 (Garbage_collection::cident_sections_): New member.
427 (gc_process_relocs): Add references to sections whose names are C
429 * gold.h (cident_section_start_prefix): New constant.
430 (cident_section_stop_prefix): New constant.
431 (is_cident): New function.
432 * layout.cc (Layout::define_section_symbols): Replace string constants
433 with the newly defined constants.
434 * object.cc (Sized_relobj::do_layout): Track sections whose names are
436 * testsuite/Makefile.am: Add gc_orphan_section_test.
437 * testsuite/Makefile.in: Regenerate.
438 * testsuite/gc_orphan_section_test.cc: New file.
439 * testsuite/gc_orphan_section_test.sh: New file.
441 2010-01-06 Ian Lance Taylor <iant@google.com>
444 * options.h (class General_options): Add --warn-shared-textrel.
445 * layout.cc (Layout::finish_dynamic_section): Implement
446 --warn-shared-textrel.
449 * options.h (class General_options): Add --warn-multiple-gp.
451 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
453 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
454 $(THREADSLIB) and $(LIBDL).
455 * Makefile.in: Rebuild.
457 2010-01-06 Ian Lance Taylor <iant@google.com>
460 * options.cc (General_options::parse_section_start): New function.
461 (General_options::section_start): New function.
462 (General_options::General_options): Initialize all members.
463 * options.h: Include <map>
464 (class General_options): Add --section-start. Add section_starts_
466 * layout.cc (Layout::attach_allocated_section_to_segment): If
467 --section-start was used, set the address of the segment. Remove
469 (Layout::relaxation_loop_body): If the address of the load segment
470 has been set by --section-start, don't use it.
471 * output.h (Output_segment::update_flags_for_output_section): New
473 * output.cc (Output_segment::add_output_section): Call
474 update_flags_for_output_section.
476 2010-01-05 Ian Lance Taylor <iant@google.com>
479 * options.h (class General_options): Add --undefined-version.
480 * script.cc (struct Version_expression): Add was_matched_by_symbol
482 (Version_script_info::matched_symbol): New function.
483 (Version_script_info::get_symbol_version_helper): Call
485 (Version_script_info::check_unmatched_names): New function.
486 * script.h (class Version_script_info): Update declarations.
487 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
489 * options.h (class General_options): Use DEFINE_bool_alias for
490 allow_multiple_definition.
491 * resolve.cc (Symbol_table::should_override): Don't test
492 allow_multiple_definition.
495 * options.h (class General_options): Add --cref.
496 * main.cc (main): Print cref table if --cref. Don't close mapfile
497 until after printing cref table.
498 * cref.cc: Include "symtab.h".
499 (class Cref_inputs): Define Cref_table_compare and Cref_table.
500 (Cref_table_compare::operator()): New function.
501 (Cref_inputs::gather_cref): New function.
502 (filecol): New static const.
503 (Cref_inputs::print_cref): New function.
504 (Cref::print_cref): New function.
505 * cref.h: Include <cstdio>.
506 (class Cref): Update declarations.
507 * mapfile.h (Mapfile::file): New function.
508 * object.h (class Object): Define Symbols. Declare virtual
509 do_get_global_symbols.
510 (Object::get_global_symbols): New function.
511 * object.cc (Input_objects::add_object): Pass object to cref_ if
513 (Input_objects::archive_start): Likewise.
514 (Input_objects::archive_stop): Likewise.
515 (Input_objects::print_cref): New function.
516 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
517 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
519 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
521 * plugin.h (class Sized_pluginobj): Update declarations.
523 2010-01-05 Ian Lance Taylor <iant@google.com>
525 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
526 to is_default_version. Rename insdef to insdefault.
527 (Symbol_table::add_from_relobj): Rename def to is_default_version
528 and local to is_forced_local.
529 (Symbol_table::add_from_pluginobj): Likewise.
530 (Symbol_table::add_from_dynobj): Likewise.
531 (Symbol_table::define_special_symbol): Rename insdef to
534 2010-01-04 Ian Lance Taylor <iant@google.com>
537 * options.h (class General_options): Add
538 --allow-multiple-definition and -z muldefs.
539 * resolve.cc (Symbol_table::should_override): Don't warn about a
540 multiple symbol definition if --allow-multiple-definition or -z
544 * options.h (class General_options): Add --add-needed and
545 --copy-dt-needed-entries. Tweak --as-needed help entry.
546 * object.cc (Input_objects::check_dynamic_dependencies): Give an
547 error if --copy-dt-needed-entries aka --add-needed is used and
548 would cause a change in behaviour.
551 * options.h (class General_options): Add -G as a short version of
552 --shared. Add no-op options -assert, -g, and -i.
554 2010-01-04 Sriraman Tallam <tmsriram@google.com>
556 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
557 check for .text or .gnu.linkonce.t sections.
558 * icf.cc (Icf::find_identical_sections): Ditto.
559 Change the detection for mangled function name within the section
561 * icf.h (is_section_foldable_candidate): New function.
563 2009-12-30 Ian Lance Taylor <iant@google.com>
566 * options.h (class General_options): Permit two dashes with
567 --retain-symbols-file.
569 2009-12-30 Ian Lance Taylor <iant@google.com>
572 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
573 don't put the file header and segment headers in the text
577 * common.cc (Sort_commons::operator()): Stabilize sort when both
579 (Symbol_table::do_allocate_commons_list): When allocating common
580 symbols, skip a symbol which is no longer common.
581 * symtab.h (Symbol::is_common): Test whether the symbol comes from
582 an object before checking its type.
583 * testsuite/common_test_2.c: New file.
584 * testsuite/common_test_3.c: New file.
585 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
586 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
587 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
588 (common_test_2_pic.o, common_test_2.so): New targets.
589 (common_test_3_pic.o, common_test_3.so): New targets.
590 * testsuite/Makefile.in: Rebuild.
593 * script.cc (read_input_script): If we see a new SECTIONS clause,
594 and we have added an input section, give an error.
595 * layout.h (class Layout): Add have_added_input_section function.
596 Add have_added_input_section_ field.
597 * layout.cc (Layout::Layout): Initialize
598 have_added_input_section_.
599 (Layout::layout): Set have_added_input_section_.
600 (Layout::layout_eh_frame): Likewise.
602 2009-12-30 Ian Lance Taylor <iant@google.com>
605 * options.h (class General_options): Add --sort-common option.
606 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
607 * common.cc (Sort_common): Add sort_order parameter to
608 constructor. Add sort_order_ field.
609 (Sort_commons::operator): Check sort_order_.
610 (Symbol_table::allocate_commons): Determine the sort order.
611 (Symbol_table::do_allocate_commons): Add sort_order parameter.
613 (Symbol_table::do_allocate_commons_list): Likewise.
615 2009-12-30 Ian Lance Taylor <iant@google.com>
618 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
619 symbols from this object, don't change the visibility of an
621 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
623 2009-12-30 Ian Lance Taylor <iant@google.com>
626 * script.h (class Version_script_info): Define Language enum.
627 Update declarations. Define Glob, Exact, and Lookup types. Add
628 new fields globals_, locals_, and is_finalized_.
629 * script.cc: Various formatting fixes.
630 (class Parser_closure): Change language_stack_ from a vector of
631 std::string to one of Version_script_info::Language. Adjust all
633 (class Lazy_demangler): Remove.
634 (struct Version_expression): Change language from std::string to
635 Version_script_info::Language.
636 (Version_script_info::Version_script_info): New function.
637 (Version_script_info::~Version_script_info): Don't call clear.
638 (Version_script_info::finalize): New function.
639 (Version_script_info::build_lookup_tables): New function.
640 (Version_script_info::build_expression_list_lookup): New
642 (Version_script_info::get_symbol_version_helper): Rewrite to use
644 (Version_script_info::print_expression_list): Adjust to use
645 Version_script_info::Language.
646 (script_push_lex_into_version_mode): Check that the version script
647 has not been finalized.
648 (version_script_push_lang): Change language string to
649 Version_script_info::Language.
650 * options.cc (Command_line::version_script): New function.
651 * options.h (class General_options): Add finalize_dynamic_list
652 function. Change version_script from declaration to definition.
653 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
654 * testsuite/version_script.map: Remove duplicate def of foo.
655 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
657 * testsuite/Makefile.in: Rebuild.
659 2009-12-30 Ian Lance Taylor <iant@google.com>
662 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
663 if the input symbol index is 0, make the output symbol index 0.
665 2009-12-30 Ian Lance Taylor <iant@google.com>
668 * options.h (class General_options): Add -x/--discard-all.
669 * object.cc (Sized_relobj::do_count_local_symbols): Handle
670 --discard-all. If the local symbol needs a dynamic entry, check
671 that before handling --discard-locals.
673 2009-12-30 Ian Lance Taylor <iant@google.com>
676 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
678 (Output_segment::add_output_section): Don't change the flags if
682 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
683 GNU hash table if they need a dynamic value. Otherwise, don't add
684 them if they are defined in a dynamic object or are forced local.
686 2009-12-29 Ian Lance Taylor <iant@google.com>
689 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
690 .gnu.hash table for a 32-bit target.
693 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
694 regular and a dynamic object only needs a dynamic symbol table
695 entry if it is externally visible.
698 * i386.cc (class Target_i386): Initialize global_offset_table_ in
699 constructor. Add global_offset_table_ field.
700 (Target_i386::got_section): Set global_offset_table_.
701 (Target_i386::do_finalize_sections): Set global_offset_table_
703 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
704 in constructor. Add global_offset_table_ field.
705 (Target_x86_64::got_section): Set global_offset_table_.
706 (Target_x86_64::do_finalize_sections): Set global_offset_table_
709 * layout.cc (Layout::Layout): Initialize increase_relro_.
710 (Layout::get_output_section): Add is_relro, is_last_relro, and
711 is_first_non_relro parameters. Change all callers.
712 (Layout::choose_output_section): Likewise.
713 (Layout::add_output_section_data): Likewise.
714 (Layout::make_output_section): Likewise.
715 (Layout::set_segment_offsets): Clear increase_relro when using a
717 * layout.h (class Layout): Add increase_relro method. Add
718 increase_relro_ field. Update declarations.
719 * output.cc (Output_section::Output_section): Initialize
720 is_last_relro_ and is_first_non_relro_.
721 (Output_segment::add_output_section): Group relro sections is
722 do_sort is true. Handle is_last_relro and is_first_non_relro.
723 (Output_segment::maximum_alignment): Remove relro handling.
724 (Output_segment::set_section_addresses): Add increase_relro
725 parameter. Change all callers. Add initial alignment to align
726 relro sections on separate page. Remove old relro handling.
727 (Output_segment::set_section_list_addresses): Remove in_relro
728 parameter. Change all callers.
729 (Output_segment::set_offset): Add increase parameter. Change all
730 callers. Remove old relro handling.
731 * output.h (class Output_section): Add new methods: is_last_relro,
732 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
733 Add is_last_relro_ and is_first_non_relro_ fields.
734 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
735 Create separate .got.plt section. Call increase_relro.
736 * x86_64.cc (Target_x86_64::got_section): Likewise.
737 * testsuite/relro_script_test.t: Add .got.plt.
740 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
741 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
742 (Layout::finalize): Call set_dynamic_symbol_size.
743 (Layout::set_dynamic_symbol_size): New function.
744 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
745 set_dynamic_symbol_size.
748 * output.h (class Output_section): Add is_entsize_zero_ field.
749 * output.cc (Output_section::Output_section): Initialize
751 (Output_section::set_entsize): If two different entsizes are
752 requested, force it to zero.
753 (Output_section::add_input_section): Set flags for .debug_str
754 before updating section flags. Set entsize.
755 (Output_section::update_flags_for_input_section): Set SHF_MERGE
756 and SHF_STRING if all input sections have those flags.
758 2009-12-29 Rafael Espindola <espindola@google.com>
760 * main.cc (main): Fix the sys time reporting.
761 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
764 2009-12-29 Sriraman Tallam <tmsriram@google.com>
766 * options.cc (General_options::parse_version): Allow -v to exit
767 without an error if there is nothing to link.
769 2009-12-29 Ian Lance Taylor <iant@google.com>
771 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
772 using a version of gcc before 4.1.
773 * configure: Rebuild.
775 2009-12-28 Chris Demetriou <cgd@google.com>
777 * attributes.cc (Output_attributes_section_data::do_write): Use
778 std::vector::front rather than std::vector::data.
780 2009-12-28 Ian Lance Taylor <iant@google.com>
782 * symtab.h (class Symbol_table): Add enum Defined.
783 * resolve.cc (Symbol_table::should_override): Add defined
784 parameter. Change all callers. Test whether object is NULL
785 before calling a method on it.
786 (Symbol_table::report_resolve_problem): Add defined parameter.
788 (Symbol_table::should_override_with_special): Likewise.
789 * symtab.cc (Symbol_table::define_in_output_data): Add defined
790 parameter. Change all callers.
791 (Symbol_table::do_define_in_output_data): Likewise.
792 (Symbol_table::define_in_output_segment): Likewise.
793 (Symbol_table::do_define_in_output_segment): Likewise.
794 (Symbol_table::define_as_constant): Likewise.
795 (Symbol_table::do_define_as_constant): Likewise.
796 * script.h (class Symbol_assignment): Add is_defsym parameter to
797 constructor; change all callers.
798 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
799 parameter. Change all callers. Add is_defsym_ field.
800 (class Parser_closure): Add parsing_defsym parameter to
801 constructor; change all callers. Add parsing_defsym accessor
802 function. Add parsing_defsym_ field.
804 2009-12-28 Ian Lance Taylor <iant@google.com>
806 * gold.cc (queue_middle_tasks): Fix formatting.
807 * object.cc (Relobj::is_section_name_included): Likewise.
809 2009-12-23 Ian Lance Taylor <iant@google.com>
811 * i386.cc (Target_i386::do_calls_non_split): Recognize
812 -fsplit-stack prologue for a function with a static chain.
813 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
814 -fsplit-stack prologue when using %r11.
816 2009-12-21 Sriraman Tallam <tmsriram@google.com>
818 * options.cc (General_options::parse_version): Make -v continue and do
819 the link like GNU ld does.
821 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
823 * Makefile.am (CCFILES): Add timer.cc.
824 (HFILES): Add timer.h.
825 * configure.ac: Check for sysconf and times.
826 * main.cc: include timer.h.
827 (main): Use Timer instead of get_run_time.
830 * workqueue.cc: include timer.h.
831 (Workqueue::find_and_run_task):
832 Report user, sys and wall time.
833 * Makefile.in: Regenerate.
834 * config.in: Regenerate.
835 * configure: Regenerate.
837 2009-12-16 Doug Kwan <dougkwan@google.com>
839 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
841 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
842 relaxed input sections.
843 * output.cc (Output_section::find_relaxed_input_section): Change
844 return type to Output_relaxed_input_section pointer. Adjust code
845 for new type of relaxed_input_section_map_.
846 * output.h (Output_section::find_relaxed_input_section): Change
847 return type to Output_relaxed_input_section pointer.
848 (Output_section::Output_relaxed_input_section_by_input_section_map):
850 (Output_section::relaxed_input_section_map_): Change type to
851 Output_section::Output_relaxed_input_section_by_input_section_map.
852 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
855 2009-12-15 Ian Lance Taylor <iant@google.com>
857 * layout.cc (Layout::create_shstrtab): Only write out after input
858 sections if we are compressing debug sections.
860 2009-12-15 Ian Lance Taylor <iant@google.com>
862 * archive.cc (Archive::add_symbols): Only look up a symbol without
863 a version if there is, in fact, a version.
865 2009-12-14 Ian Lance Taylor <iant@google.com>
867 Revert -Wshadow changes, all changes from:
868 2009-12-11 Doug Kwan <dougkwan@google.com>
869 2009-12-11 Nick Clifton <nickc@redhat.com>
870 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
872 2009-12-11 Doug Kwan <dougkwan@google.com>
874 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
876 * attributes.cc (Object_attribute::size): Ditto.
877 (Attributes_section_data::size): Ditto.
878 (Attributes_section_data::Attributes_section_data): Ditto.
879 (Output_attributes_section_data::do_write): Ditto.
880 * attributes.h (Object_attribute::set_type): Ditto.
881 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
883 2009-12-11 Nick Clifton <nickc@redhat.com>
885 * archive.cc: Fix shadowed variable warnings.
887 * compressed_output.cc: Likewise.
888 * compressed_output.h: Likewise.
889 * configure: Likewise.
890 * dwarf_reader.cc: Likewise.
891 * dynobj.cc: Likewise.
892 * dynobj.h: Likewise.
893 * ehframe.cc: Likewise.
894 * ehframe.h: Likewise.
895 * errors.cc: Likewise.
896 * expression.cc: Likewise.
897 * fileread.cc: Likewise.
898 * fileread.h: Likewise.
899 * freebsd.h: Likewise.
902 * incremental.h: Likewise.
903 * layout.cc: Likewise.
904 * layout.h: Likewise.
905 * mapfile.cc: Likewise.
906 * merge.cc: Likewise.
908 * object.cc: Likewise.
909 * object.h: Likewise.
910 * options.h: Likewise.
911 * output.cc: Likewise.
912 * output.h: Likewise.
913 * parameters.cc: Likewise.
914 * plugin.cc: Likewise.
915 * powerpc.cc: Likewise.
916 * reduced_debug_output.cc: Likewise.
917 * reduced_debug_output.h: Likewise.
918 * reloc.cc: Likewise.
920 * resolve.cc: Likewise.
921 * script-sections.cc: Likewise.
922 * script.cc: Likewise.
923 * script.h: Likewise.
924 * sparc.cc: Likewise.
925 * symtab.cc: Likewise.
926 * symtab.h: Likewise.
927 * target-select.cc: Likewise.
928 * target-select.h: Likewise.
930 * workqueue.cc: Likewise.
931 * workqueue.h: Likewise.
932 * x86_64.cc: Likewise.
934 2009-12-10 Doug Kwan <dougkwan@google.com>
936 * arm.cc (attributes.h): New include.
937 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
938 (Arm_relobj::~Arm_relobj): Delete object pointed by
939 attributes_section_data_.
940 (Arm_relobj::attributes_section_data): New method definition.
941 (Arm_relobj::attributes_section_data_): New data member declaration.
942 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
943 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
944 attributes_section_data_.
945 (Arm_dynobj::attributes_section_data): New method definition.
946 (Arm_dynobj::attributes_section_data_): New data member declaration.
947 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
948 initialization value of may_use_blx_ to false.
949 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
950 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
951 object attributes to compute results instead of hard-coding.
952 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
953 Target_arm::get_secondary_compatible_arch,
954 Target_arm::set_secondary_compatible_arch
955 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
956 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
957 New method declarations.
958 (Target_arm::get_aeabi_object_attribute): New method definition.
959 (Target_arm::attributes_section_data_): New data member declaration.
960 (read_arm_attributes_section): New template definition.
961 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
962 (Arm_dynobj::do_read_symbols): Ditto.
963 (Target_arm::do_finalize_sections): Merge attributes sections from
964 input. Check for BLX use after attributes section merging.
965 Fix __exidx_start and __exidx_end visibility. Create an
966 .ARM.attributes section if necessary.
967 (Target_arm::get_secondary_compatible_arch,
968 Target_arm::set_secondary_compatible_arch,
969 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
970 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
971 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
972 New method definitions.
974 2009-12-09 Ian Lance Taylor <iant@google.com>
976 * plugin.cc (Plugin::load): Don't cast from void* to a function
979 2009-12-09 Ian Lance Taylor <iant@google.com>
981 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
984 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
986 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
987 Replace two_file_shared_1.so with two_file_shared_2.so.
988 * testsuite/Makefile.in: Regenerated.
990 2009-12-08 Doug Kwan <dougkwan@google.com>
992 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
993 (HFILES): Add attributes.h and int_encoding.h.
994 * Makefile.in: Regenerate.
995 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
996 function definitions to int_encoding.cc
997 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
998 prototypes to int_encoding.h
999 * reduced_debug_output.cc (int_encoding.h): New include.
1000 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1001 function definitions to int_encoding.cc
1002 (insert_into_vector, read_from_pointer): Move template definitions to
1004 * attributes.cc: New file.
1005 * attributes.h: New file.
1006 * int_encoding.cc: New file.
1007 * int_encoding.h: New file.
1009 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1012 * incremental-dump.cc (dump_incremental_inputs): New.
1013 (main): Use dump_incremental_inputs.
1015 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1018 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1019 checking elfcpp::STT_FUNC.
1020 (Target_i386::Relocate::relocate): Likewise.
1021 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1023 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1024 symbols from shared libraries into normal FUNC symbols.
1026 * symtab.h (Symbol): Add is_func and use it.
1028 2009-12-05 Doug Kwan <dougkwan@google.com>
1030 * arm.cc (Target_arm::arm_info): Initialize new fields
1031 attributes_section and attributes_vendor.
1032 * i386.cc (Target_i386::i386_info): Same.
1033 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1034 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1035 fields attributes_section and attributes_vendor.
1036 * sparc.cc (Target_sparc::sparc_info): Same.
1037 * target.h (Target::attributes_section, Target::attributes_vendor,
1038 Target::is_attributes_section, Target::attribute_arg_type,
1039 Target::attributes_order): New method definitions.
1040 (Target::Target_info::attributes_section,
1041 Target::Target_info::attributes_vendor): New fields.
1042 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1043 virtual method definitions.
1044 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1045 attributes_section and attributes_vendor.
1046 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1048 2009-12-05 Doug Kwan <dougkwan@google.com>
1050 * arm.cc: Update comments about interworking and stub generation.
1051 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1052 considered as non-PIC.
1053 (Arm_relocate_functions::base_abs): Fix formatting.
1054 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1055 of function to use GOT entry address instead of offset.
1056 (Target_arm::Scan::global): Issue an error if a symbol would need a
1057 PLT does not get one because it is untyped. Remove code to create
1058 dynamic symbols for relative branches.
1059 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1060 takes unsigned integer instead of boolean.
1062 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1064 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1065 (two_file_test_LDADD): Likewise.
1066 (common_test_1_LDADD): Likewise.
1067 (exception_test_LDADD) Likewise.
1068 (weak_test_LDADD): Likewise.
1069 (many_sections_test_LDADD): Likewise.
1070 (initpri1_LDADD): Likewise.
1071 (script_test_1_LDADD): Likewise.
1072 (script_test_2_LDADD): Likewise.
1073 (justsyms_LDADD): Likewise.
1074 (binary_test_LDADD): Likewise.
1075 (large_LDADD): Likewise.
1076 * testsuite/Makefile.in: Regenerated.
1078 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1080 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1081 (Symbol_table::override_with_special): Likewise.
1082 (Symbol_table::add_from_object): Likewise.
1084 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1086 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1087 Don't set the data_offset twice.
1089 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1091 * testsuite/Makefile.in: Regenerate.
1093 2009-12-03 Doug Kwan <dougkwan@google.com>
1095 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1096 (Target_arm::do_finalize_sections): Add parameter for symbol table
1097 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1098 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1099 parameter for symbol table pointer.
1100 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1101 an additional parameter for a pointer to symbol table.
1102 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1103 parameter for a symbol table pointer.
1104 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1105 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1107 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1108 parameter for a symbol table pointer.
1110 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1112 * incremental.cc (Incremental_inputs_header)
1113 (Incremental_inputs_header_write, Incremental_inputs_entry)
1114 (Incremental_inputs_entry_write): Move ...
1115 * incremental.h (Incremental_inputs_header)
1116 (Incremental_inputs_header_write, Incremental_inputs_entry)
1117 (Incremental_inputs_entry_write): here.
1119 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1121 * incremental.cc (make_sized_incremental_binary): Set the target.
1122 Error if it is incompatible.
1123 * output.h (Output_file): Add filename method.
1125 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1127 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1128 from the get_* methods.
1130 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1132 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1133 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1134 Write 0 for the data_offset of scripts.
1136 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1138 * testsuite/Makefile.am: Add the incremental_test.sh test.
1139 * testsuite/incremental_test.sh: New.
1140 * testsuite/incremental_test_1.c: New.
1141 * testsuite/incremental_test_2.c: New.
1143 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1145 * incremental-dump.cc (main): Fix typos.
1147 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1150 * incremental-dump.cc (main): Use llu to print 64 bit values.
1152 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1153 H.J. Lu <hongjiu.lu@intel.com>
1155 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1157 (incremental_dump_LDADD): Likewise.
1158 * Makefile.in: Regenerated.
1160 2009-11-25 Doug Kwan <dougkwan@google.com>
1164 2009-11-25 Doug Kwan <dougkwan@google.com>
1166 * arm.cc (Target_arm::Target_arm): Move method definition
1167 outside of class definition. Add code to handle
1168 --target1-rel, --target1-abs and --target2= options.
1169 (Target_arm::get_reloc_reloc_type): Change method to be
1170 non-static and const.
1171 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1172 New data member declaration.
1173 (Target_arm::Scan::local, Target_arm::Scan::global,
1174 Target_arm::Relocate::relocate,
1175 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1176 Adjust call to Target_arm::get_real_reloc_type.
1177 (Target_arm::get_real_reloc_type): Use command line options
1178 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1179 * options.h (--target1-rel, --target1-abs, --target2): New
1182 2009-11-25 Doug Kwan <dougkwan@google.com>
1184 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1185 class definition. Add code to handle --target1-rel, --target1-abs
1186 and --target2= options.
1187 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1189 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1191 (Target_arm::Scan::local, Target_arm::Scan::global,
1192 Target_arm::Relocate::relocate,
1193 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1194 call to Target_arm::get_real_reloc_type.
1195 (Target_arm::get_real_reloc_type): Use command line options to
1196 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1197 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1200 2009-11-25 Doug Kwan <dougkwan@google.com>
1202 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1203 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1204 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1206 (Arm_relocate_functions::thm_call): Replace body with a call to
1207 Arm_relocate_functions::thumb_branch_common.
1208 (Arm_relocate_functions::thm_jump24,
1209 Arm_relocate_functions::thm_xpc22): New method definitions.
1210 (Arm_relocate_functions::thumb_branch_common): New method definition.
1211 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1213 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1214 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1216 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1218 * Makefile.am: Build incremental-dump
1219 * Makefile.in: Regenerate.
1220 * incremental-dump.cc: New.
1221 * incremental.cc (Incremental_inputs_header_data,
1222 Incremental_inputs_entry_data): Move to incremental.h
1223 * incremental.h: (Incremental_inputs_header_data,
1224 Incremental_inputs_entry_data): Move from incremental.cc
1226 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1228 * incremental.cc (Incremental_inputs_header,
1229 Incremental_inputs_header_write, Incremental_inputs_entry,
1230 Incremental_inputs_entry_write): Add a typedef with the data type.
1232 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1234 * incremental.cc (Incremental_inputs_header,
1235 Incremental_inputs_header_write, Incremental_inputs_entry,
1236 Incremental_inputs_entry_write): Update comment about which
1237 type has the filed descriptions.
1239 2009-11-15 Doug Kwan <dougkwan@google.com>
1241 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1242 (Arm_relocate_functions::arm_branch_common): Change method defintion
1243 in class definition to a method declaration and update list of formal
1245 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1246 Arm_relocation_functions::jump24): Adjust call to
1247 Arm_relocate_functions::arm_branch_common. Update list of formal
1249 (Arm_relocate_functions::xpc25): New method definition.
1250 (Arm_relocate_functions::arm_branch_common): Move method defintion
1251 out from class definition. Use stubs for mode-switching and extending
1253 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1254 specially. Change code to enable use of stubs in ARM branches.
1256 2009-11-10 Doug Kwan <dougkwan@google.com>
1258 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1259 in method declaration.
1260 (Target_arm::relocate_stub): New method declaration.
1261 (Target_arm::default_target): Change to return a pointer instead of
1263 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1264 Target_arm::default_target.
1265 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1267 (Target_arm::relocate_section): Adjust view.
1268 (Target_arm::relocate_stub): New method definition.
1270 2009-11-10 Doug Kwan <dougkwan@google.com>
1272 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1274 * incremental.cc (open_incremental_binary): Initialized local
1275 variables to avoid warnings.
1276 * object.cc (make_elf_object): Ditto.
1277 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1280 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1283 * testsuite/plugin_test.c: Include "config.h".
1285 2009-11-09 Doug Kwan <dougkwan@google.com>
1287 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1288 (arm_symbol_value): Remove.
1289 (Arm_relocate_functions::arm_branch_common,
1290 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1291 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1292 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1293 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1294 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1295 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1296 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1297 Arm_relocate_functions::thm_mobw_abs_nc,
1298 Arm_relocate_functions::thm_mov_abs,
1299 Arm_relocate_functions::movw_prel_nc,
1300 Arm_relocate_functions::thm_movt_abs,
1301 Arm_relocate_functions::movt_prel,
1302 Arm_relocate_functions::thm_movw_prel_nc,
1303 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1304 (Target_arm::Relocate::relocate): Only decompose address into two
1305 parts if relocation type uses the thumb-bit and pass the actual
1306 bit instead of a flag indicating that the thumb-bit is used. Adjust
1307 calls to methods in Arm_relocate_functions for this change.
1309 2009-11-08 Ian Lance Taylor <iant@google.com>
1312 * reloc.cc: Instantiate
1313 Sized_relobj::initialize_input_to_output_maps and
1314 Sized_relobj:free_input_to_output_maps.
1316 2009-11-06 Ian Lance Taylor <iant@google.com>
1319 * defstd.cc (in_segment): Set only_if_ref true for "end".
1321 2009-11-06 Doug Kwan <dougkwan@google.com>
1323 * arm.cc (class Reloc_stub): Correct a comment.
1324 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1325 (Target_arm::scan_section_for_stubs): New method declaration.
1326 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1327 Change methods from private to protected.
1328 (Target_arm::do_may_relax): New method definition.
1329 (Target_arm::do_relax, Target_arm::group_sections,
1330 Target_arm::scan_reloc_for_stub,
1331 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1332 (Target_arm::arm_input_section_map_): New data member declaration.
1333 (Target_arm::scan_reloc_for_stub,
1334 Target_arm::scan_reloc_section_for_stubs,
1335 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1336 Target_arm::do_relax): New method definitions.
1338 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1340 * configure.ac: Check for (struct stat)::st_mtim
1341 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1342 * config.in: Regenerate.
1343 * configure: Regenerate.
1345 2009-11-05 Ian Lance Taylor <iant@google.com>
1348 * output.cc (Output_segment::add_output_section): Add missing
1351 2009-11-04 Ian Lance Taylor <iant@google.com>
1354 * object.h (class Object): Add is_needed and set_is_needed
1355 methods. Add is_needed_ field. Make bool fields into bitfields.
1356 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1357 defined in a dynamic object and referenced by a regular object,
1358 set is_needed for the dynamic object.
1359 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1360 if the file is marked with as_needed and it is not needed.
1362 2009-11-04 Ian Lance Taylor <iant@google.com>
1365 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1366 tags if data is discarded by linker script.
1367 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1368 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1369 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1370 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1372 2009-11-04 Ian Lance Taylor <iant@google.com>
1374 * layout.cc (Layout::get_output_section): Add is_interp and
1375 is_dynamic_linker_section parameters. Change all callers.
1376 (Layout::choose_output_section): Likewise.
1377 (Layout::make_output_section): Likewise.
1378 (Layout::add_output_section_data): Add is_dynamic_linker_section
1379 parameter. Change all callers.
1380 * layout.h (class Layout): Update declarations.
1381 * output.h (class Output_section): Add is_interp, set_is_interp,
1382 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1383 Add is_interp_, is_dynamic_linker_section_ fields. Change
1384 generate_code_fills_at_write_ to a bitfield.
1385 * output.cc (Output_section::Output_sections): Initialize new
1387 (Output_segment::add_output_section): Add do_sort parameter.
1390 2009-11-03 Ian Lance Taylor <iant@google.com>
1393 * options.h (class General_options): Add --warn-common.
1394 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1395 merging two common symbols.
1396 (Symbol_table::should_override): Handle --warn-common when merging
1397 a common symbol with a defined symbol. Use report_resolve_problem
1398 for multiple definitions.
1399 (Symbol_table::report_resolve_problem): New function.
1400 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1402 2009-11-03 Doug Kwan <dougkwan@google.com>
1404 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1406 (Target_arm::stub_factory): New method definition.
1407 (Target_arm::new_arm_input_section,
1408 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1409 Target_arm::reloc_uses_thumb_bit): New method declarations.
1410 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1411 New type definitions.
1412 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1413 member declarations.
1414 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1415 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1416 New method definitions.
1418 2009-11-03 Ian Lance Taylor <iant@google.com>
1420 * options.h (class General_options): Add --warn_constructors.
1422 2009-11-03 Ian Lance Taylor <iant@google.com>
1425 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1426 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1428 2009-11-03 Ian Lance Taylor <iant@google.com>
1431 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1432 --msgid-bugs-address.
1433 (install-pdf): New target.
1434 (install-data_yes): Look up one directory to find mkinstalldirs.
1436 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1438 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1441 2009-10-30 Doug Kwan <dougkwan@google.com>
1443 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1445 2009-10-30 Doug Kwan <dougkwan@google.com>
1447 * arm.cc (Stub_addend_reader): New struct template definition
1448 and partial specializations.
1449 (Stub_addend_reader::operator()): New method definition for a
1450 partially specialized template.
1452 2009-10-30 Doug Kwan <dougkwan@google.com>
1454 * arm.cc (Arm_relobj::processor_specific_flags): New method
1456 (Arm_relobj::do_read_symbols): New method declaration.
1457 (Arm_relobj::processor_specific_flags_): New data member declaration.
1458 (Arm_dynobj): New class definition.
1459 (Target_arm::do_finalize_sections): Add input_objects parameter.
1460 (Target_arm::do_adjust_elf_header): New method declaration.
1461 (Target_arm::are_eabi_versions_compatible,
1462 (Target_arm::merge_processor_specific_flags): New method declaration.
1463 (Target_arm::do_make_elf_object): New overloaded method definitions
1465 (Arm_relobj::do_read_symbols): New method definition.
1466 (Arm_dynobj::do_read_symbols): Ditto.
1467 (Target_arm::do_finalize_sections): Add input_objects parameters.
1468 Merge processor-specific flags from all input objects.
1469 (Target_arm::are_eabi_versions_compatible,
1470 Target_arm::merge_processor_specific_flags,
1471 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1472 New method definitions.
1473 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1474 Input_objects pointer type parameter.
1475 * layout.cc (Layout::finalize): Pass input objects to target's.
1476 finalize_sections function.
1477 * output.cc (Output_file_header::do_sized_write): Set ELF file
1478 header's processor-specific flags.
1479 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1480 Input_objects pointer type parameter.
1481 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1482 * target.h (Input_objects): New forward class declaration.
1483 (Target::processor_specific_flags,
1484 Target::are_processor_specific_flags_sect): New method definitions.
1485 (Target::finalize_sections): Add input_objects parameter.
1486 (Target::Target): Initialize processor_specific_flags_ and
1487 are_processor_specific_flags_set_.
1488 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1490 (Target::set_processor_specific_flags): New method definition.
1491 (Target::processor_specific_flags_,
1492 Target::are_processor_specific_flags_set_): New data member
1494 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1495 Input_objects pointer type parameter.
1497 2009-10-30 Doug Kwan <dougkwan@google.com>
1499 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1501 2009-10-28 Ian Lance Taylor <iant@google.com>
1503 * object.h (class Relobj): Drop options parameter from
1504 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1505 do_scan_relocs, do_relocate. Change all callers.
1506 (class Sized_relobj): Drop options parameters from
1507 do_gc_process_relocs, do_scan_relocs, do_relocate,
1508 do_relocate_sections, relocate_sections, emit_relocs_scan,
1509 emit_relocs_scan_reltype. Change all callers.
1510 (struct Relocate_info): Remove options field and all references to
1512 * reloc.h (class Read_relocs): Remove options constructor
1513 parameter and options_ field. Change all callers.
1514 (class Gc_process_relocs, class Scan_relocs): Likewise.
1515 (class Relocate_task): Likewise.
1516 * target-reloc.h (scan_relocs): Remove options parameter. Change
1518 (scan_relocatable_relocs): Likewise.
1519 * target.h (class Sized_target): Remove options parameter from
1520 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1522 * gc.h (gc_process_relocs): Remove options parameter. Change all
1524 * arm.cc: Update functions to remove options parameters.
1525 * i386.cc: Likewise.
1526 * powerpc.cc: Likewise.
1527 * sparc.cc: Likewise.
1528 * x86_64.cc: Likewise.
1529 * testsuite/testfile.cc: Likewise.
1531 2009-10-28 Doug Kwan <dougkwan@google.com>
1533 * arm.cc (Arm_relobj): New class definition.
1534 (Arm_relobj::scan_sections_for_stubs,
1535 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1536 New method definitions.
1538 2009-10-28 Cary Coutant <ccoutant@google.com>
1540 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1541 (Plugin::cleanup_done_): New member.
1542 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1543 (Plugin_manager::cleanup_done_): Remove.
1544 (Plugin_manager::add_input_file): Edit error message.
1545 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1546 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1548 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1550 * fileread.cc: (File_read::View::~View): Use the new
1551 data_ownership_ filed.
1552 (File_read::~File_read): Dispose the new whole_file_view_.
1553 (File_read::open): Mmap the whole file if needed.
1554 (File_read::open): Use whole_file_view_ instead of contents_.
1555 (File_read::find_view): Use whole_file_view_ if applicable.
1556 (File_read::do_read): Use whole_file_view_ instead of contents_.
1557 (File_read::make_view): Use whole_file_view_ instead of contents_,
1558 update File_read::View::View call.
1559 (File_read::find_or_make_view): Update File_read::View::View
1561 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1563 (File_read::View::Data_ownership): New enum.
1564 (File_read::View::View): Replace bool mapped_ with Data_ownership
1566 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1567 (File_read::View::data_ownership_): New field.
1568 (File_read::contents_): Remove (replaced by whole_file_view_).
1569 (File_read::whole_file_view_): New field.
1570 * options.h (class General_options): Add --keep-files-mapped.
1572 2009-10-27 Cary Coutant <ccoutant@google.com>
1574 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1575 * testsuite/Makefile.am (plugin_test_5): New test case.
1576 * testsuite/Makefile.in: Regenerate.
1578 2009-10-25 Doug Kwan <dougkwan@google.com>
1580 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1581 from private to protected to allow access by child class.
1582 (Sized_relobj::do_relocate_sections): New method declaration.
1583 (Sized_relobj::relocate_sections): Virtualize.
1584 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1585 Sized_relobj::relocate_sections. Instantiate template explicitly
1586 for different target sizes and endianity.
1588 2009-10-24 Doug Kwan <dougkwan@google.com>
1590 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1591 (Arm_input_section::as_arm_input_section): New method.
1592 (Arm_output_section): New class definition.
1593 (Arm_output_section::create_stub_group,
1594 Arm_output_section::group_sections): New method definitions.
1596 2009-10-22 Doug Kwan <dougkwan@google.com>
1598 * arm.cc (Arm_input_section): New class definition.
1599 (Arm_input_section::init, Arm_input_section:do_write,
1600 Arm_input_section::set_final_data_size,
1601 Arm_input_section::do_reset_address_and_file_offset): New method
1604 2009-10-21 Doug Kwan <dougkwan@google.com>
1606 * arm.cc (Stub_table, Arm_input_section): New forward class
1608 (Stub_table): New class defintion.
1609 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1610 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1611 New method definition.
1613 2009-10-21 Doug Kwan <dougkwan@google.com>
1615 * arm.cc: Update copyright comments.
1616 (Target_arm): New forward class template declaration.
1617 (Arm_address): New type.
1618 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1619 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1620 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1622 (Insn_template): Same.
1623 (DEF_STUBS): New macro.
1624 (Stub_type): New enum type.
1625 (Stub_template): New class definition.
1628 (Stub_factory): Same.
1629 (Target_arm::Target_arm): Initialize may_use_blx_ and
1630 should_force_pic_veneer_.
1631 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1632 Target_arm::should_force_pic_veneer,
1633 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1634 Target_arm::using_thumb_only, Target_arm:;default_target): New
1636 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1637 New data member declarations.
1638 (Insn_template::size, Insn_template::alignment): New method defintions.
1639 (Stub_template::Stub_template): New method definition.
1640 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1641 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1642 (Stub_factory::Stub_factory): New method definition.
1643 * gold.h (string_hash): New template.
1644 * output.h (Input_section_specifier::hash_value): Use
1646 (Input_section_specifier::string_hash): Remove.
1647 * stringpool.cc (Stringpool_template::string_hash): Use
1650 2009-10-20 Doug Kwan <dougkwan@google.com>
1652 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1653 symbols of relaxed input sections.
1654 * output.h (Output_section::find_relaxed_input_section): Make
1657 2009-10-16 Doug Kwan <dougkwan@google.com>
1659 * dynobj.cc (Versions::Versions): Initialize version_script_.
1660 Only insert base version symbol definition for a shared object
1661 if version script defines any version versions.
1662 (Versions::define_base_version): New method definition.
1663 (Versions::add_def): Check that base version is not needed.
1664 (Versions::add_need): Define base version lazily.
1665 * dynobj.h (Versions::define_base_version): New method declaration.
1666 (Versions::needs_base_version_): New data member declaration.
1667 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1668 (check_DATA): Add no_version_test.stdout.
1669 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1671 * testsuite/Makefile.in: Regenerate.
1672 * testsuite/no_version_test.c: New file.
1673 * testsuite/no_version_test.sh: Ditto.
1675 2009-10-16 Doug Kwan <dougkwan@google.com>
1677 * expression.cc (class Segment_start_expression): New class definition.
1678 (Segment_start_expression::value): New method definition.
1679 (script_exp_function_segment_start): Return a new
1680 Segment_start_expression.
1681 * gold/script-c.h (script_saw_segment_start_expression): New function
1683 * script-sections.cc (Script_sections::Script_sections): Initialize
1684 SAW_SEGMENT_START_EXPRESSION_ to false.
1685 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1686 and -Tbbs options to specify section addresses if given in
1687 command line and no SEGMENT_START expression is seen in a script.
1688 * script-sections.h (Script_sections::saw_segment_start_expression,
1689 Script_sections::set_saw_segment_start_expression): New method
1691 (Script_sections::saw_segment_start_expression_): New data member
1693 * script.cc (script_saw_segment_start_expression): New function.
1694 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1695 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1696 script_test_7.sh and script_test_8.sh.
1697 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1698 script_test_8.stdout.
1699 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1700 (script_test_6, script_test_6.stdout, script_test_7,
1701 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1702 * Makefile.in: Regenerate.
1703 * testsuite/script_test_6.sh: New file.
1704 * testsuite/script_test_6.t: Same.
1705 * testsuite/script_test_7.sh: Same.
1706 * testsuite/script_test_7.t: Same.
1707 * testsuite/script_test_8.sh: Same.
1709 2009-10-16 Doug Kwan <dougkwan@google.com>
1711 * output.cc (Output_segment::set_section_list_address): Cast
1712 expressions to unsigned long long type to avoid format warnings.
1714 2009-10-15 Ian Lance Taylor <iant@google.com>
1716 * script.cc (Script_options::add_symbol_assignment): Always add a
1717 dot assignment to script_sections_.
1718 * script-sections.cc (Script_sections::add_dot_assignment):
1719 Initialize if necessary.
1721 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1722 program headers with no load segment if there is a linker script.
1724 * layout.cc (Layout::set_segment_offsets): Align the file offset
1725 to the segment aligment for -N or -n with no load segment.
1726 * output.cc (Output_segment::add_output_section): Don't crash if
1727 the first section is a TLS section.
1728 (Output_segment::set_section_list_addresses): Print an error
1729 message if the address moves backward in a linker script.
1730 * script-sections.cc
1731 (Output_section_element_input::set_section_addresses): Don't
1732 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1733 (Orphan_output_section::set_section_addresses): Likewise.
1735 2009-10-15 Doug Kwan <dougkwan@google.com>
1737 * layout.cc (Layout::finish_dynamic_section): Generate tags
1738 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1739 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1740 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1742 2009-10-14 Ian Lance Taylor <iant@google.com>
1744 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1746 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1747 data_shdr fields of relinfo.
1748 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1749 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1750 R_386_TLS_LDO_32, adjust based on section flags.
1751 (Target_i386::Relocate::fix_up_ldo): Remove.
1753 2009-10-13 Ian Lance Taylor <iant@google.com>
1755 Add support for -pie.
1756 * options.h (class General_options): Add -pie and
1758 (General_options::output_is_position_independent): Test -pie.
1759 (General_options::output_is_executable): Return true if not shared
1760 and not relocatable.
1761 (General_options::output_is_pie): Remove.
1762 * options.cc (General_options::finalize): Reject incompatible uses
1764 * gold.cc (queue_middle_tasks): A -pie link is not static.
1765 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1766 * symtab.cc (Symbol::final_value_is_known): Return false if
1767 output_is_position_independent.
1768 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1769 output_is_position_independent.
1770 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1771 output_is_position_independent.
1772 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1773 output_is_position_independent.
1774 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1776 (basic_pie_test.o, basic_pie_test): New targets.
1777 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1778 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1779 (two_file_pie_test): New target.
1780 * testsuite/Makefile.in: Rebuild.
1781 * README: Remove note saying that -pie is not supported.
1783 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1785 * options.h (class General_options): Add -init and -fini.
1786 * layout.cc (Layout::finish_dynamic_section): Emit
1787 given init and fini functions.
1789 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1791 * gc.h (gc_process_relocs): Check if icf is enabled using new
1793 * gold.cc (queue_initial_tasks): Likewise.
1794 (queue_middle_tasks): Likewise.
1795 * object.cc (do_layout): Likewise.
1796 * symtab.cc (is_section_folded): Likewise.
1797 * main.cc (main): Likewise.
1798 * reloc.cc (Read_relocs::run): Likewise.
1799 (Sized_relobj::do_scan_relocs): Likewise.
1800 * icf.cc (is_function_ctor_or_dtor): New function.
1801 (Icf::find_identical_sections): Check if function is ctor or dtor when
1803 * options.h (General_options::icf): Change option to be an enum.
1804 (Icf_status): New enum.
1805 (icf_enabled): New method.
1806 (icf_safe_folding): New method.
1807 (set_icf_status): New method.
1808 (icf_status_): New variable.
1809 * (options.cc) (General_options::finalize): Set icf_status_.
1810 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1811 icf_test and icf_keep_unique_test to use the --icf enum flag.
1812 * testsuite/icf_safe_test.sh: New file.
1813 * testsuite/icf_safe_test.cc: New file.
1815 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1817 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1818 includes to gc.h and icf.h.
1819 * arm.cc: Include gc.h.
1820 * gold.cc: Likewise.
1821 * i386.cc: Likewise.
1822 * powerpc.cc: Likewise.
1823 * sparc.cc: Likewise.
1824 * x86_64.cc: Likewise.
1825 * gc.h: Include icf.h.
1827 2009-10-11 Ian Lance Taylor <iant@google.com>
1829 * plugin.cc: Include "gold.h" before other header files.
1831 2009-10-10 Chris Demetriou <cgd@google.com>
1833 * options.h (Input_file_argument::Input_file_type): New enum.
1834 (Input_file_argument::is_lib_): Replace with...
1835 (Input_file_argument::type_): New member.
1836 (Input_file_argument::Input_file_argument): Take Input_file_type
1837 'type' rather than boolean 'is_lib' as second argument.
1838 (Input_file_argument::is_lib): Use type_.
1839 (Input_file_argument::is_searched_file): New function.
1840 (Input_file_argument::may_need_search): Handle is_searched_file.
1841 * options.cc (General_options::parse_library): Support -l:filename.
1842 (General_options::parse_just_symbols): Update for Input_file_argument
1844 (Command_line::process): Likewise.
1845 * archive.cc (Archive::get_file_and_offset): Likewise.
1846 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1847 * script.cc (read_script_file, script_add_file): Likewise.
1848 * fileread.cc (Input_file::Input_file): Likewise.
1849 (Input_file::will_search_for): Handle is_searched_file.
1850 (Input_file::open): Likewise.
1851 * readsyms.cc (Read_symbols::get_name): Likewise.
1852 * testsuite/Makefile.am (searched_file_test): New test.
1853 * testsuite/Makefile.in: Regenerate.
1854 * testsuite/searched_file_test.cc: New file.
1855 * testsuite/searched_file_test_lib.cc: New file.
1857 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1858 Ian Lance Taylor <iant@google.com>
1860 * descriptor.cc: Include <cstdio> and "binary-io.h".
1861 (Descriptors::open): Open the files in binary mode always.
1862 * script.cc (Lex::get_token): Treat \r as whitespace.
1864 2009-10-09 Ian Lance Taylor <iant@google.com>
1866 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1868 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1869 Ian Lance Taylor <iant@google.com>
1871 * configure.ac: Check for readv function also.
1872 * fileread.cc (readv): Define if not HAVE_READV.
1873 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1875 * config.in: Regenerate.
1876 * configure: Regenerate.
1878 2009-10-09 Doug Kwan <dougkwan@google.com>
1880 * layout.cc (Layout::make_output_section): Call target hook to make
1881 ordinary output section.
1882 (Layout::finalize): Adjust parameter list of call the
1883 Target::may_relax().
1884 * layout.h (class Layout::section_list): New method.
1885 * merge.h (Output_merge_base::entsize): Change visibility to public.
1886 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1888 (Output_merge_string::do_is_string): New method.
1889 * object.cc (Sized_relobj::do_setup): renamed from
1890 Sized_relobj::set_up.
1891 * object.h (Sized_relobj::adjust_shndx,
1892 Sized_relobj::initializ_input_to_output_maps,
1893 Sized_relobj::free_input_to_output_maps): Change visibilities to
1895 (Sized_relobj::setup): Virtualize.
1896 (Sized_relobj::do_setup): New method declaration.
1897 (Sized_relobj::invalidate_section_offset,
1898 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1899 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1900 * options.cc (parse_int): New function.
1901 * options.h (parse_int): New declaration.
1902 (DEFINE_int): New macro.
1903 (stub_group_size): New option.
1904 * output.cc (Output_section::Output_section): Initialize memebers
1905 merge_section_map_, merge_section_by_properties_map_,
1906 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1907 (Output_section::add_input_section): Handled deferred code-fill
1908 generation and remove an old comment.
1909 (Output_section::add_relaxed_input_section): New method definition.
1910 (Output_section::add_merge_input_section): Use merge section by
1911 properties map to speed to search. Update merge section maps
1913 (Output_section::build_relaxation_map): New method definition.
1914 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1916 (Output_section::relax_input_section): Renamed to
1917 Output_section::convert_input_sections_to_relaxed_sections and change
1918 interface to take a vector of pointers to relaxed sections.
1919 (Output_section::find_merge_section,
1920 Output_section::find_relaxed_input_section): New method definitions.
1921 (Output_section::is_input_address_mapped,
1922 Output_section::output_offset, Output_section::output_address):
1923 Use output section data maps to speed up searching.
1924 (Output_section::find_starting_output_address): Add comments.
1925 (Output_section::do_write,
1926 Output_section::write_to_postprocessing_buffer): Do code-fill
1927 generation as appropriate.
1928 (Output_section::get_input_sections): Invalidate relaxed input section
1930 (Output_section::restore_states): Adjust type of checkpoint .
1931 Invalidate relaxed input section map.
1932 * output.h (Output_merge_base): New class declaration.
1933 (Input_section_specifier): New class defintion.
1934 (class Output_relaxed_input_section) Change base class to
1935 Output_section_data_build.
1936 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1937 base class initializer.
1938 (Output_section::add_relaxed_input_section): New method declaration.
1939 (Output_section::Input_section): Change visibility to protected.
1940 (Output_section::Input_section::relobj,
1941 Output_section::Input_section::shndx): Handle relaxed input sections.
1942 Output_section::input_sections) Change visibility to protected. Also
1943 define overload to return a non-const pointer.
1944 (Output_section::Merge_section_properties): New class defintion.
1945 (Output_section::Merge_section_by_properties_map,
1946 Output_section::Output_section_data_by_input_section_map,
1947 Output_section::Relaxation_map): New types.
1948 (Output_section::relax_input_section): Rename method to
1949 Output_section::convert_input_sections_to_relaxed_sections and change
1950 interface to take a vector of relaxed section pointers.
1951 (Output_section::find_merge_section,
1952 Output_section::find_relaxed_input_section,
1953 Output_section::build_relaxation_map,
1954 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1955 New method declarations.
1956 (Output_section::merge_section_map_
1957 Output_section::merge_section_by_properties_map_,
1958 Output_section::relaxed_input_section_map_,
1959 Output_section::is_relaxed_input_section_map_valid_,
1960 Output_section::generate_code_fills_at_write_): New data members.
1961 * script-sections.cc
1962 (Output_section_element_input::set_section_addresses): Call
1963 current_data_size and addralign methods of relaxed input sections.
1964 (Orphan_output_section::set_section_addresses): Call current_data_size
1965 and addralign methods of relaxed input sections.
1966 * symtab.cc (Symbol_table::compute_final_value): Extract template
1967 from the body of Symbol_table::sized_finalize_symbol.
1968 (Symbol_table::sized_finalized_symbol): Call
1969 Symbol_table::compute_final_value.
1970 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1971 (Symbol_table::compute_final_value): New templated method declaration.
1972 * target.cc (Target::do_make_output_section): New method defintion.
1973 * target.h (Target::make_output_section): New method declaration.
1974 (Target::relax): Add more parameters for input objects, symbol table
1975 and layout. Adjust call to do_relax.
1976 (Target::do_make_output_section): New method declaration.
1977 (Target::do_relax): Add parameters for input objects, symbol table
1980 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1982 * pread.c: Include stdio.h.
1984 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1986 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1989 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1991 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1992 Change read_shndx type to unsigned int.
1993 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1995 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1996 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1997 Change read_shndx type to unsigned int.
1998 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2000 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2001 * layout.cc (Layout::create_symtab_sections): Cast the result of
2002 local_symcount * symsize to off_t in the gold_assert.
2004 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2006 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2007 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2009 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2010 (Arm_relocate_functions::thm_abs5): New function.
2011 (Arm_relocate_functions::abs12): New function.
2012 (Arm_relocate_functions::abs16): New function.
2013 (Arm_relocate_functions::base_abs): New function.
2014 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2015 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2016 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2018 (Scan::global): Likewise.
2019 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2020 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2021 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2022 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2025 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2027 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2028 (Arm_relocate_functions::movt_prel): New function.
2029 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2030 (Arm_relocate_functions::thm_movt_prel): New function.
2031 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2032 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2033 (Scan::global, Relocate::relocate): Likewise.
2034 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2036 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2038 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2039 Incremental_checker.
2040 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2042 (class Incremental_inputs_header): New class.
2043 (Incremental_inputs_header_writer): Edit comment.
2044 (Incremental_inputs_entry): New class.
2045 (Incremental_inputs_entry_writer): Edit comment.
2046 (Sized_incremental_binary::do_find_incremental_inputs_section):
2047 Add *strtab_shndx parameter, fill it.
2048 (Sized_incremental_binary::do_check_inputs): New method.
2049 (Incremental_checker::can_incrementally_link_output_file): Use
2050 Sized_incremental_binary::check_inputs.
2051 (Incremental_inputs::report_command_line): Save command line in
2054 (Incremental_binary::find_incremental_inputs_section): New
2056 (Incremental_binary::do_find_incremental_inputs_section): Add
2057 strtab_shndx parameter.
2058 (Incremental_binary::do_check_inputs): New pure virtual method.
2059 (Sized_incremental_binary::do_check_inputs): Declare.
2060 (Incremental_checker::Incremental_checker): Add incremental_inputs
2061 parameter, use it to initialize incremental_inputs_.
2062 (Incremental_checker::incremental_inputs_): New field.
2063 (Incremental_checker::command_line): New method.
2064 (Incremental_checker::inputs): New method.
2065 (Incremental_checker::command_line_): New field.
2067 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2069 * incremental.cc: Include <cstdarg> and "target-select.h".
2070 (vexplain_no_incremental): New function.
2071 (explain_no_incremental): New function.
2072 (Incremental_binary::error): New method.
2073 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2075 (make_sized_incremental_binary): New function.
2076 (open_incremental_binary): New function.
2077 (can_incrementally_link_file): Add checks if output is ELF and has
2079 * incremental.h: Include "elfcpp_file.h" and "output.h".
2080 (Incremental_binary): New class.
2081 (Sized_incremental_binary): New class.
2082 (open_incremental_binary): Declare.
2083 * object.cc (is_elf_object): Use
2084 elfcpp::Elf_recognizer::is_elf_file.
2085 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2086 * output.h (Output_file::filesize): New method.
2088 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2090 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2092 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2093 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2095 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2097 (Arm_relocate_functions::movw_abs_nc): New function.
2098 (Arm_relocate_functions::movt_abs): New function.
2099 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2100 (Arm_relocate_functions::thm_movt_abs): New function.
2101 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2102 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2103 (Scan::global): Likewise.
2104 (Relocate::relocate): Likewise.
2105 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2107 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2109 * arm.cc (Arm_relocate_functions::got_prel) New function.
2110 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2111 (Relocate::relocate): Likewise.
2112 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2114 2009-10-06 Ian Lance Taylor <iant@google.com>
2116 * options.h (class General_options): Define
2117 split_stack_adjust_size parameter.
2118 * object.h (class Object): Add uses_split_stack_ and
2119 has_no_split_stack_ fields. Add uses_split_stack and
2120 has_no_split_stack accessor functions. Declare
2121 handle_split_stack_section.
2122 (class Reloc_symbol_changes): Define.
2123 (class Sized_relobj): Define Function_offsets. Declare
2124 split_stack_adjust, split_stack_adjust_reltype, and
2126 * object.cc (Object::handle_split_stack_section): New function.
2127 (Sized_relobj::do_layout): Call handle_split_stack_section.
2128 * dynobj.cc (Sized_dynobj::do_layout): Call
2129 handle_split_stack_section.
2130 * reloc.cc (Sized_relobj::relocate_sections): Call
2131 split_stack_adjust for executable sections in split_stack
2132 objects. Pass reloc_map to relocate_section.
2133 (Sized_relobj::split_stack_adjust): New function.
2134 (Sized_relobj::split_stack_adjust_reltype): New function.
2135 (Sized_relobj::find_functions): New function.
2136 * target-reloc.h: Include "object.h".
2137 (relocate_section): Add reloc_symbol_changes parameter. Change
2139 * target.h (class Target): Add calls_non_split method. Declare
2140 do_calls_non_split virtual method. Declare match_view and
2142 * target.cc: Include "elfcpp.h".
2143 (Target::do_calls_non_split): New function.
2144 (Target::match_view): New function.
2145 (Target::set_view_to_nop): New function.
2146 * gold.cc (queue_middle_tasks): Give an error if mixing
2147 split-stack and non-split-stack objects with -r.
2148 * i386.cc (Target_i386::relocate_section): Add
2149 reloc_symbol_changes parameter.
2150 (Target_i386::do_calls_non_split): New function.
2151 * x86_64.cc (Target_x86_64::relocate_section): Add
2152 reloc_symbol_changes parameter.
2153 (Target_x86_64::do_calls_non_split): New function.
2154 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2156 * powerpc.cc (Target_powerpc::relocate_section): Add
2157 reloc_symbol_changes parameter.
2158 * sparc.cc (Target_sparc::relocate_section): Add
2159 reloc_symbol_changes parameter.
2160 * configure.ac: Call AM_CONDITIONAL for the default target.
2161 * configure: Rebuild.
2162 * testsuite/Makefile.am (TEST_AS): New variable.
2163 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2164 (check_DATA): Add split_i386 and split_x86_64 files.
2165 (SPLIT_DEFSYMS): Define.
2166 (split_i386_[1234n].o): New targets.
2167 (split_i386_[124]): New targets.
2168 (split_i386_[1234r].stdout): New targets.
2169 (split_x86_64_[1234n].o): New targets.
2170 (split_x86_64_[124]): New targets.
2171 (split_x86_64_[1234r].stdout): New targets.
2172 (MOSTLYCLEANFILES): Add new executables.
2173 * testsuite/split_i386.sh: New file.
2174 * testsuite/split_x86_64.sh: New file.
2175 * testsuite/split_i386_1.s: New file.
2176 * testsuite/split_i386_2.s: New file.
2177 * testsuite/split_i386_3.s: New file.
2178 * testsuite/split_i386_4.s: New file.
2179 * testsuite/split_i386_n.s: New file.
2180 * testsuite/split_x86_64_1.s: New file.
2181 * testsuite/split_x86_64_2.s: New file.
2182 * testsuite/split_x86_64_3.s: New file.
2183 * testsuite/split_x86_64_4.s: New file.
2184 * testsuite/split_x86_64_n.s: New file.
2185 * testsuite/testfile.cc (Target_test): Update relocation_section
2187 * testsuite/Makefile.in: Rebuild.
2189 2009-10-06 Ian Lance Taylor <iant@google.com>
2191 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2192 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2193 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2194 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2195 the address on ldo_addrs_.
2196 (Target_i386::Relocate::fix_up_ldo): New function.
2198 2009-10-06 Rafael Espindola <espindola@google.com>
2200 * plugin.cc (add_input_library): New.
2201 (Plugin::load): Add add_input_library to tv.
2202 (Plugin_manager::add_input_file): Add the is_lib argument.
2203 (add_input_file): Update call to Plugin_manager::add_input_file.
2204 (add_input_library): New.
2205 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2207 2009-09-30 Doug Kwan <dougkwan@google.com>
2209 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2210 symbol and call Symbol::may_need_copy_reloc to determine if
2211 a copy reloc is needed.
2212 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2213 nocopyreloc is given in command line.
2214 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2215 given in command line.
2216 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2217 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2218 of the removed Target_i386::may_need_copy_reloc.
2219 * options.h (copyreloc): New option with default value false.
2220 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2221 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2222 instead of the removed Target_powerpc::may_need_copy_reloc.
2223 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2224 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2225 instead of the removed Target_sparc::may_need_copy_reloc.
2226 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2227 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2228 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2229 instead of the removed Target_x86_64::may_need_copy_reloc.
2231 2009-09-30 Ian Lance Taylor <iant@google.com>
2233 * object.h (class Object): Remove target_ field, and target,
2234 sized_target, and set_target methods.
2235 (Object::sized_target): Remove.
2236 (class Sized_relobj): Update declarations. Remove sized_target.
2237 * object.cc (Sized_relobj::setup): Remove target parameter.
2239 (Input_objects::add_object): Don't do anything with the target.
2240 (make_elf_sized_object): Add punconfigured parameter. Change all
2241 callers. Set or test parameter target.
2242 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2244 * parameters.cc (Parameters::set_target): Change parameter type to
2246 (Parameters::default_target): Remove.
2247 (set_parameters_target): Change parameter type to be non-const.
2248 (parameters_force_valid_target): New function.
2249 (parameters_clear_target): New function.
2250 * parameters.h (class Parameters): Update declarations. Remove
2251 default_target method. Add sized_target and clear_target
2252 methods. Change target_ to be non-const.
2253 (set_parameters_target): Update declaration.
2254 (parameters_force_valid_target): Declare.
2255 (parameters_clear_target): Declare.
2256 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2257 as NULL if we aren't searching.
2258 (Add_symbols::run): Don't check for compatible target.
2259 * fileread.cc (Input_file::open_binary): Call
2260 parameters_force_valid_target.
2261 * gold.cc (queue_middle_tasks): Likewise.
2262 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2263 set_target on object.
2264 * dynobj.h (class Sized_dynobj): Update declarations.
2265 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2266 make_elf_object returns NULL.
2267 (Archive::include_member): Don't check whether object target is
2269 * output.cc (Output_section::add_input_section): Get target from
2271 (Output_section::relax_input_section): Likewise.
2272 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2274 (Sized_relobj::do_scan_relocs): Likewise.
2275 (Sized_relobj::relocate_sections): Likewise.
2276 * resolve.cc (Symbol_table::resolve): Likewise.
2277 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2278 parameter. Change all callers.
2279 (Symbol_table::add_from_object): Get target from parameters.
2280 (Symbol_table::add_from_relobj): Don't check object target.
2281 (Symbol_table::add_from_dynobj): Likewise.
2282 (Symbol_table::define_special_symbol): Get target from
2284 * symtab.h (class Symbol_table): Update declaration.
2285 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2286 parameter. Change all callers. Clear parameter target.
2287 (Binary_test): Test target here.
2288 * testsuite/object_unittest.cc (gold_testsuite): Remove
2289 target_test_pointer parameter. Change all callers.
2290 (Object_test): Test target here.
2292 2009-09-26 Ian Lance Taylor <iant@google.com>
2294 * testsuite/initpri1.c: Don't try to use constructor priorities if
2295 compiling with gcc before 4.3.
2297 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2299 * testsuite/retain_symbols_file_test.sh (check_present): Change
2300 output file name to retain_symbols_file_test.stdout.
2301 (check_absent): Likewise.
2303 2009-09-18 Craig Silverstein <csilvers@google.com>
2305 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2306 * options.cc: Include <cerrno> and <fstream>.
2307 (General_options::finalize): Parse -retain-symbols-file tag.
2308 * options.h: New flag.
2309 (General_options): New method should_retain_symbol, new
2310 variable symbols_to_retain.
2311 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2312 should_retain_symbol map.
2313 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2314 * testsuite/Makefile.in: Regenerate.
2315 * testsuite/retain_symbols_file_test.sh: New file.
2317 2009-09-18 Nick Clifton <nickc@redhat.com>
2319 * po/es.po: Updated Spanish translation.
2321 2009-09-17 Doug Kwan <dougkwan@google.com>
2323 * debug.h (DEBUG_RELAXATION): New constant.
2324 (DEBUG_ALL): Add DEBUG_RELAXATION.
2325 (debug_string_to_enum): Add relaxation debug option.
2327 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2328 Layout::Relaxation_debug_check::read_sections,
2329 Layout::Relaxation_debug_check::read_sections): New method definitions.
2330 (Layout::Layout): Initialize data members
2331 record_output_section_data_from_scrips_,
2332 script_output_section_data_list_ and relaxation_debug_check_.
2333 (Layout::save_segments, Layout::restore_segments,
2334 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2335 Layout::relaxation_loop_body): New method definitions.
2336 (Layout::finalize): Support relaxation. Move section layout code to
2337 Layout::relaxation_loop_body.
2338 (Layout::set_asection_address_from_script): Move code for orphan
2339 section placement out.
2340 (Layout::place_orphan_sections_in_script): New method definition.
2341 * layout.h (Output_segment_headers, Output_file_header):
2342 New forward class declarations.
2343 (Layout::~Layout): Define.
2344 (Layout::new_output_section_data_from_script): New method definition.
2345 (Layout::place_orphan_sections_in_script): New method declaration.
2346 (Layout::Segment_states): New type declaration.
2347 (Layout::save_segments, Layout::restore_segments,
2348 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2349 Layout::relaxation_loop_body): New method declarations.
2350 (Layout::Output_section_data_list): New type declaration.
2351 (Layout::Relaxation_debug_check): New class definition.
2352 (Layout::record_output_section_data_from_script_,
2353 Layout::script_output_section_data_list_, Layout::segment_states_,
2354 Layout::relaxation_debug_check_): New data members.
2355 * output.cc: (Output_section_headers::do_size): New method definition.
2356 (Output_section_headers::Output_section_headers): Move size
2357 computation to Output_section_headers::do_size.
2358 (Output_segment_headers::do_size): New method definition.
2359 (Output_file_header::Output_file_header): Move size computation to
2360 Output_file_header::do_size and call it.
2361 (Output_file_header::do_size): New method definition.
2362 (Output_data_group::Output_data_group): Adjust call to
2363 Output_section_data.
2364 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2365 (Output_symtab_xindex::do_write): Add array bound check.
2366 (Output_section::Input_section::print_to_mapfile): Handle
2367 RELAXED_INPUT_SECTION_CODE.
2368 (Output_section::Output_section): Initialize data member checkpoint_.
2369 (Output_section::~Output_section): Delete checkpoint object pointed
2371 (Output_section::add_input_section): Always add an Input_section if
2373 (Output_section::add_merge_input_section): Add assert.
2374 (Output_section::relax_input_section): New method definition.
2375 (Output_section::set_final_data_size): Set load address to zero for
2376 an unallocated section.
2377 (Output_section::do_address_and_file_offset_have_reset_values):
2378 New method definition.
2379 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2380 Handle relaxed input section.
2381 (Output_section::sort_attached_input_sections): Checkpoint input
2382 section list lazily.
2383 (Output_section::get_input_sections): Change type of input_sections to
2384 list of Simple_input_section pointers. Checkpoint input section list
2385 lazily. Also handle relaxed input sections.
2386 (Output_section::add_input_section_for_script): Take a reference to
2387 a Simple_input_section object instead of Relobj pointer and section
2388 index as parameter. Handle relaxed input sections.
2389 (Output_section::save_states, Output_section::restore_states): New
2391 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2392 (Output_data::is_data_size_fixed): New method definition.
2393 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2395 (Output_data::address_and_file_offset_have_reset_values): New method
2397 (Output_data::do_address_and_file_offset_have_reset_values): New method
2399 (Output_data::set_data_size): Check that data size is not fixed.
2400 (Output_data::fix_data_size): New method definition.
2401 (Output_data::is_data_size_fixed_): New data member.
2402 (Output_section_headers::set_final_data_size): New method definition.
2403 (Output_section_headers::do_size): New method declaration.
2404 (Output_segment_headers::set_final_data_size): New method definition.
2405 (Output_segment_headers::do_size): New method declaration.
2406 (Output_file_header::set_final_data_size)::New method definition.
2407 (Output_file_header::do_size)::New method declaration.
2408 (Output_section_data::Output_section_data): Add new parameter
2409 is_data_size_fixed and use it to fix data size.
2410 (Output_data_const::Output_data_const): Adjust call to base class
2411 constructor and fix data size.
2412 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2413 base class constructor and fix data size.
2414 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2415 base class constructor and fix data size.
2416 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2417 class constructor and fix data size.
2418 (Output_data_group::set_final_data_size): New method definition.
2419 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2420 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2421 class constructor and fix data size.
2422 (Output_relaxed_input_section): New class definition.
2423 (Output_section::Simple_input_section): New class definition.
2424 (Output_section::get_input_sections): Adjust parameter list.
2425 (Output_section::add_input_section_for_script): Same.
2426 (Output_section::save_states, Output_section::restore_states,
2427 Output_section::do_address_and_file_offset_have_reset_values,
2428 (Output_section::Input_section::Input_section): Handle
2429 RELAXED_INPUT_SECTION_CODE. Add new overload for
2430 Output_relaxed_input_section.
2431 (Output_section::Input_section::is_input_section,
2432 Output_section::Input_section::set_output_section): Handle relaxed
2434 (Output_section::Input_section::is_relaxed_input_section,
2435 Output_section::Input_section::output_section_data,
2436 Output_section::Input_section::relaxed_input_section): New method
2438 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2440 (Output_section::Input_section::u1_): Update comments.
2441 (Output_section::Input_section::u2_): Add new union member poris.
2442 (Output_section::Checkpoint_output_section): New classs definition.
2443 (Output_section::relax_input_section): New method declaration.
2444 (Output_section::checkpoint_): New data member.
2445 (Output_segment): Update comments.
2446 (Output_segment::Output_segment): Un-privatize copy constructor.
2447 (Output_segment::operator=): Un-privatize.
2448 * script-sections.cc (Output_section_element::Input_section_list):
2449 Change element type to Output_section::Simple_input_section.
2450 (Output_section_element_dot_assignment::set_section_addresses):
2451 Register output section data for relaxation clean up.
2452 (Output_data_exression::Output_data_expression): Adjust call to base
2453 constructor to fix data size.
2454 (Output_section_element_data::set_section_addresses): Register
2455 Output_data_expression object for relaxation clean up.
2456 (struct Input_section_info): Replace Relobj pointer and section index
2457 pair with Output_section::Simple_input_section and Convert struct to a
2459 (Input_section_sorter::operator()): Adjust access to
2460 Input_section_info data member to use accessors.
2461 (Output_section_element_input::set_section_addresses): Use layout
2462 parameter. Adjust code to use Output_section::Simple_input_section
2463 and Input_secction_info classes. Register filler for relaxation
2465 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2466 and section index pair with Output_section::Simple_input_section
2467 class. Adjust code accordingly.
2468 (Phdrs_element::release_segment): New method definition.
2469 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2471 (Script_sections::release_segments): New method definition.
2472 * gold/script-sections.h (Script_sections::release_segments): New
2474 * gold/target.h (Target::may_relax, Target::relax,
2475 Target::do_may_relax, Target::do_relax): New method definitions.
2477 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2479 * arm.cc (has_signed_unsigned_overflow): New function.
2480 (Arm_relocate_functions::abs8): New function.
2481 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2482 (Target_arm::Scan::global): Likewise.
2483 (Target_arm::relocate::relocate): Likewise.
2484 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2487 2009-09-16 Cary Coutant <ccoutant@google.com>
2489 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2490 * testsuite/Makefile.in: Regenerate.
2492 2009-09-11 Nick Clifton <nickc@redhat.com>
2494 * po/gold.pot: Updated by the Translation project.
2496 2009-09-08 Cary Coutant <ccoutant@google.com>
2498 * output.cc (Output_file::open): Add execute permission to empty file.
2499 * testsuite/Makefile.am (permission_test): New test.
2500 * testsuite/Makefile.in: Regenerate.
2502 2009-09-02 Ian Lance Taylor <iant@google.com>
2504 * output.cc (Output_file::resize): Call map_no_anonymous rather
2507 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2509 * gold.cc: Include "incremental.h".
2510 (queue_initial_tasks): Call Incremental_checker methods.
2511 * incremental.cc: Include "output.h".
2512 (Incremental_checker::can_incrementally_link_output_file): New
2514 * incremental.h (Incremental_checker): New class.
2516 * output.cc (Output_file::open_for_modification): New method.
2517 (Output_file::map_anonymous): Changed return type to bool. Record
2519 (Output_file::map_no_anonymous): New method, broken out of map.
2520 (Output_file::map): Use map_no_anonymous and map_anonymous.
2521 * output.h (class Output_file): Update declarations.
2523 2009-08-24 Cary Coutant <ccoutant@google.com>
2525 * options.h (Command_line::Pre_options): New class.
2526 (Command_line::pre_options): New member.
2527 * options.cc (gold::options::ready_to_register): New variable.
2528 (One_option::register_option): Do nothing if not registering options.
2529 Assert if same short option registered twice.
2530 (General_options::General_options): Turn off option registration when
2532 (Command_line::Pre_options::Pre_options): New constructor.
2534 2009-08-24 Cary Coutant <ccoutant@google.com>
2536 * options.h (General_options::no_keep_memory): Remove incorrect
2539 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2541 * Makefile.am (am__skiplex, am__skipyacc): New.
2542 * Makefile.in: Regenerate.
2544 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2546 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2547 (INCLUDES): ... this.
2548 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2549 (AM_CPPFLAGS): Renamed from ...
2550 (INCLUDE): ... this.
2551 * Makefile.in, testsuite/Makefile.in: Regenerate.
2553 * Makefile.in: Regenerate.
2554 * aclocal.m4: Likewise.
2555 * config.in: Likewise.
2556 * configure: Likewise.
2557 * testsuite/Makefile.in: Likewise.
2559 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2560 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2561 * Makefile.in: Regenerate.
2562 * testsuite/Makefile.in: Regenerate.
2564 2009-08-19 Cary Coutant <ccoutant@google.com>
2566 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2567 symbols in shared libraries overridden by hidden or internal symbols
2568 in the main program.
2570 2009-08-19 Chris Demetriou <cgd@google.com>
2572 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2573 checking source file names in error messages.
2575 2009-08-18 Doug Kwan <dougkwan@google.com>
2577 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2578 an elcpp::Ehdr as parameter. Adjust call to set_target.
2579 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2580 an elfcpp::Ehdr as parameter.
2581 * object.cc (Object::set_target): Remove the version that looks up
2582 a target and sets it.
2583 (Sized_relobj::setup): Take a Target object instead of
2584 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2585 (make_elf_sized_object): Find target and ask target to
2587 * object.h: (Object::set_target): Remove the version that looks up
2588 a target and sets it.
2589 (Sized_relobj::setup): Take a Target object instead of
2590 an elfcpp:Ehdr as parameter.
2591 * target.cc: Include dynobj.h.
2592 (Target::do_make_elf_object_implementation): New.
2593 (Target::do_make_elf_object): New.
2594 * target.h (Target::make_elf_object): New template declaration.
2595 (Target::do_make_elf_object): New method declarations.
2596 (Target::do_make_elf_object_implementation): New template declaration.
2598 2009-08-14 Ian Lance Taylor <iant@google.com>
2600 * gold.h (FUNCTION_NAME): Define.
2601 (gold_unreachable): Use FUNCTION_NAME.
2603 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2605 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2606 symbol in the --keep-unique list is not found.
2608 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2610 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2611 been maked as --keep-unique.
2612 (Icf::unfold_section): New function.
2613 * icf.h (Icf::unfold_section): New function.
2614 * options.h (General_options::keep_unique): New option.
2615 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2616 * testsuite/Makefile.in: Regenerate.
2617 * testsuite/icf_keep_unique_test.sh: New file.
2618 * testsuite/icf_keep_unique_test.cc: New file.
2620 2009-08-12 Cary Coutant <ccoutant@google.com>
2623 * resolve.cc (Symbol_table::resolve): Check for references from
2624 dynamic objects to hidden and internal symbols.
2625 * testsuite/Makefile.am (hidden_test.sh): New test.
2626 * testsuite/Makefile.in: Regenerate.
2627 * testsuite/hidden_test.sh: New script.
2628 * testsuite/hidden_test_1.c: New test source.
2629 * testsuite/hidden_test_main.c: New test source.
2631 2009-08-11 Doug Kwan <dougkwan@google.com>
2633 * arm.cc: Update comments.
2634 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2635 segment to locate the .ARM.exidx section if present.
2637 2009-08-09 Doug Kwan <dougkwan@google.com>
2639 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2642 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2643 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2646 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2648 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2649 valid tls_segment only for non-debug-section relocations.
2650 * testsuite/Makefile.am: Add gc_tls_test.
2651 * testsuite/Makefile.in: Regenerate.
2652 * testsuite/gc_tls_test.cc: New file.
2653 * testsuite/gc_tls_test.sh: New file.
2655 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2659 * Makefile.am (CCFILES): Add icf.cc.
2661 * Makefile.in: Regenerate.
2662 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2663 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2664 section, symbol and addend information for the relocs.
2665 * gold.cc (queue_middle_tasks): Call identical code folding.
2666 * gold.h: Add defines for multimap.
2667 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2668 to the call of finalize_local_symbols.
2669 * main.cc (main): Create object of class Icf.
2670 * object.cc (Sized_relobj::do_layout): Allow this function to be
2671 called twice during icf.
2672 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2673 to sections marked as identical by icf.
2674 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2676 (Sized_relobj::do_section_entsize): New function.
2677 * object.h (Object::section_entsize): New function.
2678 (Object::do_section_entsize): New pure virtual function.
2679 (Relobj::finalize_local_symbols): Add new parameter.
2680 (Relobj::do_section_entsize): New function.
2681 * options.h (General_options::icf): New option.
2682 (General_options::icf_iterations): New option.
2683 (General_options::print_icf_sections): New option.
2684 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2685 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2686 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2688 * symtab.cc (Symbol_table::is_section_folded): New function.
2689 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2690 to sections marked as identical by icf.
2691 * symtab.h (Symbol_table::set_icf): New function.
2692 (Symbol_table::icf): New function.
2693 (Symbol_table::is_section_folded): New function.
2694 (Symbol_table::icf_): New data member.
2695 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2696 * testsuite/Makefile.am: Add commands to build icf_test.
2697 * testsuite/Makefile.in: Regenerate.
2698 * testsuite/icf_test.sh: New file.
2699 * testsuite/icf_test.cc: New file.
2701 2009-07-24 Chris Demetriou <cgd@google.com>
2703 * layout.cc (is_compressible_debug_section): Fix incorrect
2704 comment about compressed section names.
2706 2009-07-20 Ian Lance Taylor <ian@airs.com>
2709 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2711 2009-07-16 Ian Lance Taylor <iant@google.com>
2714 * layout.h: #include <map>.
2715 (class Kept_section): Change from struct to class. Add accessors
2716 and setters. Add section size to Comdat_group mapping. Change
2717 Comdat_group to std::map. Add is_comdat_ field. Add
2718 linkonce_size field in union.
2719 (class Layout): Update declaration of find_or_add_kept_section.
2720 Don't declare find_kept_object.
2721 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2722 parameter. Add object, shndx, is_comdat, and is_group_name
2723 parameters. Change all callers. Adjust for new Kept_section.
2724 (Layout::find_kept_object): Remove.
2725 * object.cc (Sized_relobj::include_section_group): Update use of
2726 Kept_section. Rename secnum to shndx. Only record
2727 Kept_comdat_section if sections are the same size.
2728 (Sized_relobj::include_linkonce_section): Update use of
2729 Kept_section. Only record Kept_comdat_section if sections are the
2730 same size. Set size of linkonce section.
2731 (Sized_relobj::map_to_kept_section): Update call to
2732 get_kept_comdat_section.
2733 * object.h (class Sized_relobj): Rename fields in
2734 Kept_comdat_section to drop trailing underscores; change object
2735 field to Relobj*. Change Kept_comdat_section_table to store
2736 struct rather than pointer.
2737 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2738 Add kept_object and kept_shndx parameters. Change all callers.
2739 (Sized_relobj::get_kept_comdat_section): Change return type to
2740 bool. Add kept_object and kept_shndx parameters. Change all
2742 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2743 Layout::find_or_add_kept_section.
2745 2009-07-09 Ian Lance Taylor <iant@google.com>
2747 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2748 Reserve space in the hash table.
2750 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2752 * fileread.cc (File_read::get_mtime): New method.
2753 * fileread.h (Timespec): New structure.
2754 (File_read::get_mtime): New method.
2755 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2756 Renamed from timestamp_nsec.
2757 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2759 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2761 (Incremental_inputs::report_archive): Save mtime; style fix.
2762 (Incremental_inputs::report_obejct): Save mtime; style fix.
2763 (Incremental_inputs::report_script): Save mtime; style fix.
2764 (Incremental_inputs::finalize_inputs): Style fix.
2765 (Incremental_inputs::finalize): Style fix.
2766 (Incremental_inputs::create_input_section_data): Store inputs
2768 * incremental.h (Incremental_inputs::report_script): Add mtime
2770 (Incremental_inputs::Input_info::Input_info): Intialize only one
2772 (Incremental_inputs::Input_info::archive): Move to nameless
2774 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2775 (Incremental_inputs::Input_info::script): Move to nameless union.
2776 (Incremental_inputs::mtime): New field.
2777 * script.cc (read_input_script): Pass file mtime to
2779 * script.h (Script_info::inputs): Style fix.
2781 2009-07-01 Ian Lance Taylor <ian@airs.com>
2783 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2786 2009-06-24 Ian Lance Taylor <iant@google.com>
2789 * layout.cc (Layout::choose_output_section): If we find an
2790 existing section, update the flags.
2791 (Layout::create_notes): New function, broken out of
2793 (Layout::finalize): Don't create note sections.
2794 (Layout::create_note): Don't crash if linker script discards
2796 (Layout::create_gold_note): Likewise.
2797 (Layout::create_build_id): Likewise. Don't set
2798 after_input_sections on the section.
2799 (Layout::create_executable_stack_info): Remove target parameter.
2801 * layout.h (class Layout): Declare create_notes. Update
2802 declaration of create_executable_stack_info.
2803 * gold.cc (queue_middle_tasks): Call create_notes.
2804 * output.cc (Output_section::update_flags_for_input_section): Move
2805 here from output.h. If SHF_ALLOC flag is newly set, mark address
2807 * output.h (Output_data::mark_address_invalid): New function.
2808 (class Output_section): Only declare, not define,
2809 update_flags_for_input_section. Remove set_flags.
2811 2009-06-24 Ian Lance Taylor <iant@google.com>
2813 * script-sections.cc (Output_section_definition::
2814 set_section_addresses): Rename shadowing local load_address to
2817 2009-06-24 Ian Lance Taylor <iant@google.com>
2820 * reloc.cc (relocate_sections): Skip empty relocation sections.
2822 2009-06-23 Ian Lance Taylor <iant@google.com>
2825 * layout.cc (Layout::create_note): Use choose_output_section
2826 rather than make_output_section.
2828 2009-06-23 Ian Lance Taylor <iant@google.com>
2831 * options.cc (General_options::parse_V): Set printed_version_.
2832 (General_options::General_options): Initialize printed_version_.
2833 * options.h (class General_options): Add printed_version_ field.
2834 * gold.cc (queue_initial_tasks): If there are no input files,
2835 don't give a fatal error if we printed the version information.
2836 (queue_middle_tasks): If using -r with a shared object, give a
2837 fatal error rather than an ordinary error.
2839 2009-06-23 Ian Lance Taylor <iant@google.com>
2842 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2843 (Layout::make_output_section): Set have_stabstr_section_ if we see
2844 a .stab*str section.
2845 (Layout::finalize): Call link_stabs_sections.
2846 (Layout::link_stabs_sections): New file.
2847 * layout.h (class Layout): Add have_stabstr_section_ field.
2848 Declare link_stabs_sections.
2850 2009-06-23 Doug Kwan <dougkwan@google.com>
2852 * Makefile.am (libgold_a_LIBADD): New.
2853 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2854 * Makefile.in: Regenerate.
2855 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2856 * configure: Regenerate.
2857 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2858 * fileread.cc: Include sys/state.h
2859 * gold.h: Declare memmem and strndup if found missing.
2860 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2862 2009-06-23 Ian Lance Taylor <iant@google.com>
2864 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2865 * configure: Rebuild.
2867 2009-06-23 Ian Lance Taylor <iant@google.com>
2870 * object.cc (Object::section_contents): Don't try to get a view if
2871 the section has length zero.
2872 (Object::handle_gnu_warning_section): If the section is empty, use
2873 the name of the section as the warning.
2875 2009-06-23 Ian Lance Taylor <iant@google.com>
2878 * stringpool.h (class Stringpool_template): Add optimize_ field.
2879 (Stringpool_template::set_optimize): New function.
2880 * stringpool.cc (Stringpool_template::Stringpool_template):
2881 Initialize optimize_ field.
2882 (Stringpool_template::set_string_offsets): Test local optimize
2883 fild rather than parameter.
2884 * layout.cc (Layout::Layout): Call set_optimize on the section
2887 2009-06-22 Ian Lance Taylor <iant@google.com>
2890 * yyscript.y: Parse TARGET.
2891 * script.cc (script_set_target): New function.
2892 * script-c.h (script_set_target): Declare.
2893 * options.cc (General_options::string_to_object_format): Rename
2894 from string_to_object_format in anonymous namespace. Change
2896 * options.h (class General_options): Declare
2897 string_to_object_format.
2899 2009-06-22 Ian Lance Taylor <iant@google.com>
2901 * script-sections.cc (Script_sections::create_segments): Don't put
2902 program headers in a PT_LOAD segment if -n or -N.
2904 2009-06-22 Ian Lance Taylor <iant@google.com>
2907 * options.h (class General_options): Add -z lazy and -z now. Sort
2908 -z options into alphabetical order.
2909 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2911 2009-06-21 Ian Lance Taylor <iant@google.com>
2913 * layout.cc (Layout::make_output_section): Call
2914 Target::new_output_section.
2915 (Layout::attach_allocated_section_to_segment): Put large section
2916 sections in a separate load segment with the large segment flag
2918 (Layout::segment_precedes): Sort large data segments after other
2920 (align_file_offset): New static function.
2921 (Layout::set_segment_offsets): Use align_file_offset.
2922 * output.h (class Output_section): Add is_small_section_ and
2923 is_large_section_ fields.
2924 (Output_section::is_small_section): New function.
2925 (Output_section::set_is_small_section): New function.
2926 (Output_section::is_large_section): New function.
2927 (Output_section::set_is_large_section): New function.
2928 (Output_section::is_large_data_section): New function.
2929 (class Output_segment): Add is_large_data_segment_ field.
2930 (Output_segment::is_large_data_segment): New function.
2931 (Output_segment::set_is_large_data_segment): New function.
2932 * output.cc (Output_section::Output_section): Initialize new
2934 (Output_segment::Output_segment): Likewise.
2935 (Output_segment::add_output_section): Add assertion that large
2936 data sections always go in large data segments. Force small data
2937 sections to the end of the list of data sections. Force small BSS
2938 sections to the start of the list of BSS sections. For large BSS
2939 sections to the end of the list of BSS sections.
2940 * symtab.h (class Symbol): Declare is_common_shndx.
2941 (Symbol::is_defined): Check Symbol::is_common_shndx.
2942 (Symbol::is_common): Likewise.
2943 (class Symbol_table): Define enum Commons_section_type. Update
2944 declarations. Add small_commons_ and large_commons_ fields.
2945 * symtab.cc (Symbol::is_common_shndx): New function.
2946 (Symbol_table::Symbol_table): Initialize new fields.
2947 (Symbol_table::add_from_object): Put small and large common
2948 symbols in the right list.
2949 (Symbol_table::sized_finalized_symbol): Check
2950 Symbol::is_common_shndx.
2951 (Symbol_table::sized_write_globals): Likewise.
2952 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2953 common symbol lists. Don't call do_allocate_commons_list if the
2955 (Symbol_table::do_allocate_commons_list): Remove is_tls
2956 parameter. Add comons_section_type parameter. Change all
2957 callers. Handle small and large common symbols.
2958 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2959 Symbol::is_common_shndx.
2960 * resolve.cc (symbol_to_bits): Likewise.
2961 * target.h (Target::small_common_shndx): New function.
2962 (Target::small_common_section_flags): New function.
2963 (Target::large_common_shndx): New function.
2964 (Target::large_common_section_flags): New function.
2965 (Target::new_output_section): New function.
2966 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2967 small_common_section_flags, and large_common_section_flags
2969 (Target::do_new_output_section): New virtual function.
2970 * arm.cc (Target_arm::arm_info): Initialize new fields.
2971 * i386.cc (Target_i386::i386_info): Likewise.
2972 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2974 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2975 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2976 (Target_x86_64::do_new_output_section): New function.
2977 * configure.ac: Define conditional MCMODEL_MEDIUM.
2978 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2979 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2980 (large_LDFLAGS): Define.
2981 * testsuite/large.c: New file.
2982 * testsuite/testfile.cc (Target_test::test_target_info):
2983 Initialize new fields.
2984 * configure, testsuite/Makefile.in: Rebuild.
2986 2009-06-05 Doug Kwan <dougkwan@google.com>
2988 * Makefile.am (CCFILES): Add target.cc.
2989 * Makefile.in: Regenerate.
2990 * i386.cc (class Target_i386): Define new virtual method to
2991 override do_is_local_label_name in parent.
2992 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2993 local symbols if --discard-locals or -X is given.
2994 * options.h (class General_options): Declare new options
2995 '--discard-locals' and '-X' for discarding locals.
2996 * target.h (class Target): Define new methods is_local_label_name.
2997 Declare new virtual method do_is_local_label_name.
2998 * target.cc: New file.
2999 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3000 (check_SCRIPTS): Add discard_locals_test.sh.
3001 (check_DATA): Add discard_local_tests.syms.
3002 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3003 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3004 * testsuite/Makefile.in: Regenerate.
3005 * testsuite/discard_locals_test.c: New file.
3006 * testsuite/discard_locals_test.sh: Same.
3008 2009-06-05 Doug Kwan <dougkwan@google.com>
3010 * object.cc (Sized_relobj::Sized_relobj): Initialize
3011 discarded_eh_frame_shndx_ to -1U.
3012 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3014 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3015 a discarded .eh_frame section.
3016 (Sized_relobj::do_finalize_local_symbols): Ditto.
3017 * object.h (class Sized_relobj): Declare new member
3018 discarded_eh_frame_shndx_.
3019 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3020 (local_labels_test.o, local_labels_test): New rules.
3021 * testsuite/Makefile.in: Regenerate.
3023 2009-06-04 Doug Kwan <dougkwan@google.com>
3025 * layout.cc (Layout::section_name_mapping): Add mapping for
3026 special ARM sections.
3028 2009-06-03 Doug Kwan <dougkwan@google.com>
3030 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3031 (utils::has_overflow): Same.
3033 2009-06-03 Ian Lance Taylor <iant@google.com>
3035 * layout.cc (Layout::section_name_mapping): New array, replacing
3036 Layout::linkonce_mapping.
3037 (Layout::section_name_mapping_count): New variable, replacing
3038 Layout::linkonce_mapping_count.
3039 (Layout::linkonce_output_name): Remove.
3040 (Layout::output_section_name): Rewrite.
3041 * layout.h (class Layout): Rename Linkonce_mapping to
3042 Section_name_mapping, linkonce_mapping to section_name_mapping,
3043 linkonce_mapping_count to section_name_mapping_count. Don't
3044 declare linkonce_output_name.
3046 2009-06-03 Doug Kwan <dougkwan@google.com>
3048 * gold/arm.cc (namespace utils): New.
3049 (Target_arm::reloc_is_non_pic): Define new method.
3050 (class Arm_relocate_functions): New.
3051 (Target_arm::Relocate::relocate): Handle relocation types used by
3054 2009-06-03 Ian Lance Taylor <iant@google.com>
3056 * arm.cc (Target_arm::scan::global): Use || instead of |.
3058 2009-06-02 Doug Kwan <dougkwan@google.com>
3060 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3061 issued_non_pic_error_.
3062 (class Target_arm::Scan): Declare new method check_non_pic.
3063 Define new method symbol_needs_plt_entry.
3064 Declare new data member issued_non_pic_error_.
3065 (class Target_arm::Relocate): Declare new method
3066 should_apply_static_reloc.
3067 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3068 (Target_arm::Scan::check_non_pic): Define new method.
3069 (Target_arm::Scan::local): Handle a small subset of reloc types used
3071 (Target_arm::Scan::local): Same.
3072 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3074 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3076 * incremental.cc (Incremental_inputs::report_command_line): Filter
3077 out --incremental-* options.
3079 2009-05-29 Doug Kwan <dougkwan@google.com>
3081 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3083 (class Target_arm): Update comment.
3084 (Target_arm::Target_arm): Initialize new data members GOT_,
3085 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3086 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3087 and Target_arm::rel_dyn_section.
3088 Declare new_enum Target_arm::Got_type.
3089 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3091 Update commments for member do_dynsym_value.
3092 (Target_arm::got_size, Target_arm::plt_section,
3093 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3094 new methods inside class defintion.
3095 (Target_arm::got_section): Define new method.
3096 (Target_arm::rel_dyn_section): Same.
3097 (Output_data_plt_arm): New template class.
3098 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3099 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3100 (Output_data_plt_arm::add_entry): Same.
3101 (Output_data_plt_arm::first_plt_entry): Define new
3102 static data member for PLT instruction template.
3103 (Output_data_plt_arm::plt_entry): Same.
3104 (Output_data_plt_arm::do_write): Define new method.
3105 (Target_arm::make_plt_entry): Same.
3106 (Target_arm::do_finalize_sections): Same.
3107 (Target_arm::do_dynsym_value): Same.
3109 2009-05-28 Doug Kwan <dougkwan@google.com>
3111 * Makefile.am (TARGETSOURCES): Add arm.cc.
3112 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3113 * Makefile.in: Regenerate.
3115 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3117 2009-05-26 Doug Kwan <dougkwan@google.com>
3119 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3120 (General_options::check_excluded_libs): Strip off directories in
3121 archive name before matching like GNU ld does.
3122 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3123 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3124 (exclude_libs_test_LDFLAGS): Add linker option
3125 -Wl,--exclude-libs,libexclude_libs_test_3
3126 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3127 an explicit archive without using -l.
3128 (alt/libexclude_libs_test_3.a): New make rule.
3129 * testsuite/Makefile.in: Regenerate.
3130 * testsuite/exclude_libs_test.c : Declare lib3_default().
3132 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3133 * exclude_libs_test_3.c: New file.
3135 2009-05-26 Nick Clifton <nickc@redhat.com>
3137 * po/id.po: New Indonesian translation.
3138 * po/gold.pot: Updated template file.
3140 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3142 * testsuite/Makefile.am: Add -ffunction-sections to compile
3143 gc_comdat_test files. Add -Wl,--gc-sections to build
3145 * testsuite/Makefile.in: Regenerate.
3146 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3148 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3150 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3151 kept comdat section was garbage collected.
3152 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3153 * testsuite/Makefile.in: Regenerate.
3154 * testsuite/gc_comdat_test.sh: New file.
3155 * testsuite/gc_comdat_test_1.cc: New file.
3156 * testsuite/gc_comdat_test_2.cc: New file.
3158 2009-05-19 Doug Kwan <dougkwan@google.com>
3160 * archive.cc (Archive::Archive): Move constructor from archive.h
3161 to here. Initialize no_export_.
3162 (Archive::get_elf_object_for_member): Set no_export flag of object.
3163 * archive.h (Archive::Archive): Move constructor body to
3165 (Archive::no_export): New method.
3166 (Archive::no_export_): New field.
3167 * object.h (Object::Object): Initialize no_export_ to false.
3168 (Object::no_export, Object::set_no_export): New methods.
3169 (Object::no_export_): New field.
3170 * options.cc (General_options::parse_exclude_libs): New method.
3171 (General_options::check_excluded_libs) Same.
3172 * options.h (exclude_libs): New option.
3173 (General_options::check_excluded_libs): New method declaration.
3174 (General_options::excluded_libs_): New field.
3175 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3176 default or protected visibility if an object has no-export flag set.
3177 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3178 (check_SCRIPTS): Add exclude_libs_test.sh.
3179 (check_DATA): Add exclude_libs_test.syms.
3180 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3181 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3182 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3183 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3184 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3185 libexclude_libs_test_2.a): New rules.
3186 * testsuite/Makefile.in: Regenerate.
3187 * testsuite/exclude_libs_test.c: New file.
3188 * testsuite/exclude_libs_test.sh: Ditto.
3189 * testsuite/exclude_libs_test_1.c: Ditto.
3190 * testsuite/exclude_libs_test_2.c: Ditto.
3192 2009-05-15 Ian Lance Taylor <iant@google.com>
3194 * configure.ac: Check for declarations for cases where libiberty.h
3195 checks HAVE_DECL_xxx.
3196 * configure, config.in: Rebuild.
3198 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3200 * gold.h (Incremental_argument_list): Remove (invalid) forward
3202 * incremental.cc (Incremental_inputs::report_achive): New method.
3203 (Incremental_inputs::report_object): New method.
3204 (Incremental_inputs::report_script): New method.
3205 (Incremental_inputs::finalize_inputs): New method.
3206 (Incremental_inputs::finalize): Call finalize_inputs().
3207 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3208 Create inputs entries.
3209 * incremental.h (Incremental_input_type): New enum.
3210 (Incremental_inputs::Incremental_input): Initialize new fields.
3211 (Incremental_inputs::report_inputs): New method.
3212 (Incremental_inputs::report_achive): New method.
3213 (Incremental_inputs::report_object): New method.
3214 (Incremental_inputs::report_script): New method.
3215 (Incremental_inputs::finalize_inputs): New method.
3216 (Incremental_inputs::Input_info): New struct.
3217 (Incremental_inputs::Input_info_map): New typedef.
3218 (Incremental_inputs::lock_): New field.
3219 (Incremental_inputs::Inputs_): New field.
3220 (Incremental_inputs::Inputs_map): New field.
3221 * main.cc (main): Call Incremental_input::report_inputs.
3222 * options.h (Input_argument_list): Typedef moved from
3224 (Input_file_group::Files): Remove, use ::Input_argument_list.
3225 (Input_file_group::Input_argument_list): Remove, use
3226 ::Input_argument_list.
3227 * plugin.cc (Plugin_manager::add_input_file): Add error in
3229 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3231 * script.cc (read_input_script): Call
3232 Incremental_input::report_script.
3233 * script.h (Script_info): New class.
3235 2009-04-27 Ian Lance Taylor <iant@google.com>
3237 * x86_64.cc (do_adjust_output_section): Set entsize to
3240 2009-04-23 Elliott Hughes <enh@google.com>
3242 * output.cc (Output_file::close): After short writes, continue
3243 writing from the correct offset in the buffer being written.
3245 2009-04-23 Chris Demetriou <cgd@google.com>
3247 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3248 * configure: Regenerate.
3249 * config.in: Regenerate.
3250 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3251 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3253 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3255 * incremental.cc (Incremental_inputs_header_data): Renamed from
3256 Incremental_input_header_data.
3257 (Incremental_inputs_header_data::data_size): New field.
3258 (Incremental_inputs_header_data::put_input_file_count): Renamed
3259 from input_file_count.
3260 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3261 from command_line_offset.
3262 (Incremental_inputs_header_data::put_reserved): Renamed from
3264 (Incremental_inputs_entry_data): Renamed from
3265 Incremental_input_entry_data.
3266 (Incremental_inputs_entry_data::data_size): New field.
3267 (Incremental_inputs::report_command_line): New method.
3268 (Incremental_inputs::finalize): New method.
3269 (Incremental_inputs::create_incremental_inputs_data): New method.
3270 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3271 * incremental.h: New file.
3272 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3273 (Layout::finalize): Create incremental inputs section in
3275 (Layout::create_incremental_info_sections): New method.
3276 * layout.h (Layout::incremental_inputs): New method.
3277 (Layout::create_incremental_info_sections): New method.
3278 (Layout::incremental_inputs_): New field.
3279 * main.cc (main): Notify Incremental_input of the command line.
3281 2009-04-01 Ian Lance Taylor <iant@google.com>
3282 Mikolaj Zalewski <mikolajz@google.com>
3284 * gold.h (reserve_unordered_map): Define, three versions, one for
3285 each version of Unordered_map.
3286 * layout.cc (Layout::Layout): Remove options parameter. Add
3287 number_of_input_files parameter. Don't initialize options_.
3288 Initialize number_of_input_files_ and resized_signatures_. Move
3289 sections_are_attached_.
3290 (Layout::layout_group): Reserve space for group_signatures_.
3291 (Layout::find_or_add_kept_section): Change name parameter to be a
3292 reference. Resize signatures_ map when it gets large enough.
3293 (Layout::layout_eh_frame): Use parameters->options() instead of
3295 (Layout::make_output_section): Likewise.
3296 (Layout::attach_allocated_section_to_segment): Likewise.
3297 (Layout::finalize, Layout::create_executable_stack): Likewise.
3298 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3299 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3300 * layout.h (class Layout): Update declarations. Remove options_
3301 field. Add number_of_input_files_ and resized_signatures_
3302 fields. Move sections_are_attached_ field.
3303 * main.cc (main): Pass number of input files to Layout
3304 constructor. Don't pass options.
3306 2009-03-30 Ian Lance Taylor <iant@google.com>
3308 * ffsll.c (ffsll): Correct implementation.
3310 2009-03-27 Ian Lance Taylor <iant@google.com>
3312 * ffsll.c: New file.
3313 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3314 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3315 * ftruncate.c (ftruncate): Declare before definition.
3316 * mremap.c (mremap): Likewise.
3317 * pread.c (pread): Likewise.
3318 * configure, Makefile.in, config.in: Rebuild.
3320 * mremap.c: New file.
3321 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3322 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3323 (mremap): Declare if HAVE_MREMAP is not defined.
3324 * configure, Makefile.in, config.in: Rebuild.
3326 2009-03-27 Cary Coutant <ccoutant@google.com>
3328 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3329 position independent.
3330 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3331 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3333 2009-03-24 Cary Coutant <ccoutant@google.com>
3335 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3337 (needs_dynamic_reloc): Likewise.
3339 2009-03-24 Ian Lance Taylor <iant@google.com>
3341 * yyscript.y (file_cmd): Recognize EXTERN.
3342 (extern_name_list, extern_name_list_body): New nonterminals.
3343 * script.cc (script_add_extern): Define.
3344 * script-c.h (script_add_extern): Declare.
3346 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3348 * object.cc (is_elf_object): Define.
3349 * object.h (is_elf_object): Declare.
3350 * archive.cc (Archive::get_elf_object_for_member): Call
3352 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3354 2009-03-24 Elliott Hughes <enh@google.com>
3356 * output.cc (Output_file::map_anonymous): Define.
3357 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3358 try an anonymous one. Report the size if the mmap fails.
3359 * output.h (class Output_file): Declare map_anonymous.
3361 2009-03-24 Ian Lance Taylor <iant@google.com>
3363 * target-select.cc (instantiate_target): Don't acquire the lock if
3364 the instantiated_target_ field has already been set.
3366 2009-03-23 Ian Lance Taylor <iant@google.com>
3368 * gold-threads.h (class Initialize_lock): Define.
3369 * gold-threads.cc (class Initialize_lock_once): Define.
3370 (initialize_lock_control): New static variable.
3371 (initialize_lock_pointer): New static variable.
3372 (initialize_lock_once): New static function.
3373 (Initialize_lock::Initialize_lock): Define.
3374 (Initialize_lock::initialize): Define.
3375 * target-select.h: Include "gold-threads.h".
3376 (class Target_selector): Add lock_ and initialize_lock_ fields.
3377 Don't define instantiate_target, just declare it.
3378 * target-select.cc (Target_selector::Target_selector): Initialize
3380 (Target_selector::instantiate_target): Define.
3381 * descriptors.h: Include "gold-threads.h".
3382 (class Descriptors): Add initialize_lock_ field.
3383 * descriptors.cc (Descriptors::Descriptors): Initialize new
3385 (Descriptors::open): Use initialize_lock_ field
3386 * errors.h (class Errors): Add initialize_lock_ field.
3387 * errors.cc (Errors::Errors): Initialize new field.
3388 (Errors::initialize_lock): Use initialize_lock_ field.
3389 * powerpc.cc (class Target_selector_powerpc): Remove
3390 instantiated_target_ field. In do_recognize call
3391 instantiate_target rather than do_instantiate_target. In
3392 do_instantiate_target just allocate a new target.
3393 * sparc.cc (class Target_selector_sparc): Likewise.
3395 * freebsd.h: New file.
3396 * i386.cc: Include "freebsd.h".
3397 (Target_i386): Derive from Target_freebsd rather than
3399 (Target_selector_i386): Derive from Target_selector_freebsd rather
3400 than Target_selector.
3401 * x86_64.cc: Include "freebsd.h".
3402 (Target_x86_64): Derive from Target_freebsd rather than
3404 (Target_selector_x86_64): Derive from Target_selector_freebsd
3405 rather than Target_selector.
3406 * target.h (class Target): Add adjust_elf_header and
3407 do_adjust_elf_header.
3408 * output.cc (Output_file_header:: do_sized_write): Call target
3409 adjust_elf_header routine.
3410 * configure.tgt: Set targ_osabi.
3411 * configure.ac: Define GOLD_DEFAULT_OSABI.
3412 * parameters.cc (Parameters::default_target): Pass
3413 GOLD_DEFAULT_OSABI to select_target.
3414 * target-select.h (class Target_selector): Make instantiate_target
3415 protected rather than private.
3416 * Makefile.am (HFILES): Add freebsd.h.
3417 * configure, Makefile.in, config.in: Rebuild.
3419 * merge.cc (do_add_input_section): Correct pend value. Change
3420 message about last entry not being null terminated from error to
3423 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3425 * incremental.cc: New file.
3426 * Makefile.am (CCFILES): Add incremental.cc.
3427 * Makefile.in: Rebuild.
3429 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3431 * layout.cc (Layout::output_section_name): Preserve names
3432 of '.note.' sections.
3434 2009-03-19 Ian Lance Taylor <iant@google.com>
3436 * descriptors.cc (Descriptors::open): Check that the options are
3437 valid before using them.
3439 2009-03-18 Ian Lance Taylor <iant@google.com>
3441 * script-sections.h: Include <list>.
3442 (class Script_sections): Change Sections_elements from std::vector
3443 to std::list. Typedef public Elements_iterator. Add
3444 orphan_section_placement_, data_segment_align_start_, and
3445 saw_data_segment_align_ fields. Remove data_segment_align_index_
3447 * script-sections.cc (class Orphan_section_placement): New class.
3448 (class Sections_element): Add virtual functions is_relro and
3449 orphan_section_init. Remove virtual function place_orphan_here.
3450 (class Output_section_definition): Add is_relro and
3451 orphan_section_init. Remove place_orphan_here.
3452 (class Orphan_output_section): Likewise.
3453 (Script_sections::Script_sections): Update for field changes.
3454 (Script_sections::data_segment_align): Set saw_data_segment_align_
3455 and data_segment_align_start_, not data_segment_align_index.
3456 (Script_sections::data_segment_relro_end): Check
3457 saw_data_segment_align_. Use data_segment_align_start_ rather
3458 than data_segment_align_index_.
3459 (Script_sections::place_orphan): Rewrite to use
3460 Orphan_section_placement.
3462 2009-03-17 Ian Lance Taylor <iant@google.com>
3464 * archive.cc (Archive::add_symbols): Check for a version attached
3465 to the symbol name in the archive map.
3466 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3467 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3468 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3469 (ver_test_11.a): New target.
3470 * testsuite/Makefile.in: Rebuild.
3472 * configure.ac: Check for chsize and posix_fallocate. Replace
3474 * ftruncate.c: New file, from gnulib.
3475 * output.cc (posix_fallocate): Define dummy version if not
3476 HAVE_POSIX_FALLOCATE.
3477 (Output_file::map): Call posix_fallocate rather than lseek and
3479 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3480 * configure, Makefile.in, config.in: Rebuild.
3482 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3484 * layout.h (Layout::create_note): Add section_name parameter.
3485 * layout.cc (Layout::create_note): Likewise.
3486 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3488 2009-03-17 Ian Lance Taylor <iant@google.com>
3490 * descriptors.cc: Include "options.h".
3491 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3492 (Descriptors::open): Always use O_CLOEXEC when opening a new
3493 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3494 then set FD_CLOEXEC.
3496 * sparc.cc (class Target_sparc): Add has_got_section.
3497 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3498 make sure we have a GOT section.
3500 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3501 (Target_sparc::Scan::local): Likewise.
3502 (Target_sparc::Scan::global): Likewise.
3503 (Target_sparc::Relocate::relocate): Likewise.
3504 (Target_sparc::Relocate::relocate_tls): Likewise.
3506 * symtab.cc (Symbol_table::define_default_version): New function,
3507 broken out of add_from_object.
3508 (Symbol_table::add_from_object): Call define_default_version.
3509 (Symbol_table::define_special_symbol): Add resolve_oldsym
3510 parameter. Change all callers. If the version for a symbol comes
3511 from a version script, resolve it with the symbol with the same
3512 name with no version. Also add the symbol without a version if
3514 (do_define_in_output_data): If resolving with oldsym, don't delete
3516 (do_define_in_output_segment): Likewise.
3517 (do_define_as_constant): Likewise.
3518 * symtab.h (class Symbol_table): Update declarations.
3520 2009-03-13 Ian Lance Taylor <iant@google.com>
3522 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3523 (Read_symbols::requeue): New function.
3524 (Read_symbols::do_read_symbols): If make_elf_object fails because
3525 the target type is not configured, and the file was searched for,
3526 issue a warning and retry with the next directory.
3527 (Add_symbols::run): If the file has an incompatible format, and
3528 it was searched for, requeue the Read_symbols task. On error,
3530 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3531 dirindex parameter to constructor. Change all callers. Declare
3532 incompatible_warning and requeue.
3533 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3534 input_argument_ and input_group_ fields. Add them to
3535 constructor. Change all callers.
3536 (class Read_script): Add dirindex_ field. Add it to constructor.
3538 * archive.cc (Archive::setup): Remove input_objects parameter.
3540 (Archive::get_file_and_offset): Likewise.
3541 (Archive::read_all_symbols): Likewise.
3542 (Archive::read_symbols): Likewise.
3543 (Archive::get_elf_object_for_member): Remove input_objects
3544 parameter. Add punconfigured parameter. Change all callers.
3545 (Archive::add_symbols): Change return type to bool. Check return
3546 value of include_member.
3547 (Archive::include_all_members): Likewise.
3548 (Archive::include_member): Change return type to bool. Return
3549 false if first included object has incompatible target. Set
3550 included_member_ field.
3551 (Add_archive_symbols::run): If add_symbols returns false, requeue
3553 * archive.h (class Archive): Add included_member_ field.
3554 Initialize it in constructor. Add input_file and searched_for
3555 methods. Update declarations.
3556 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3557 input_argument_ fields. Add them to constructor. Change all
3559 * script.cc: Include "target-select.h".
3560 (class Parser_closure): Add skip_on_incompatible_target_ and
3561 found_incompatible_target_ fields. Add
3562 skip_on_incompatible_target parameter to constructor. Change all
3563 callers. Add methods skip_on_incompatible_target,
3564 clear_skip_on_incompatible_target, found_incompatible_target, and
3565 set_found_incompatible_target.
3566 (read_input_script): Add dirindex parameter. Change all callers.
3567 If parser finds an incompatible target, requeue Read_symbols
3569 (script_set_symbol): Clear skip_on_incompatible_target in
3571 (script_add_assertion, script_parse_option): Likewise.
3572 (script_start_sections, script_add_phdr): Likewise.
3573 (script_check_output_format): New function.
3574 * script.h (read_input_script): Update declaration.
3575 * script-c.h (script_check_output_format): Declare.
3576 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3577 (ignore_cmd): Remove OUTPUT_FORMAT.
3578 * fileread.cc (Input_file::Input_file): Add explicit this.
3579 (Input_file::will_search_for): New function.
3580 (Input_file::open): Add pindex parameter. Change all callers.
3581 * fileread.h (class Input_file): Add input_file_argument method.
3582 Declare will_search_for. Update declarations.
3583 * object.cc (make_elf_object): Add punconfigured parameter.
3585 * object.h (class Object): Make input_file public. Add
3586 searched_for method.
3587 (make_elf_object): Update declaration.
3588 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3590 * dirsearch.h (class Dirsearch): Update declaration.
3591 * options.h (class General_options): Add --warn-search-mismatch.
3592 * parameters.cc (Parameters::is_compatible_target): New function.
3593 * parameters.h (class Parameters): Declare is_compatible_target.
3594 * workqueue.cc (Workqueue::add_blocker): New function.
3595 * workqueue.h (class Workqueue): Declare add_blocker.
3597 * fileread.cc (Input_file::open): Remove options parameter.
3599 (Input_file::open_binary): Likewise.
3600 * script.cc (read_input_script): Likewise.
3601 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3602 options parameter from constructor. Change all callers.
3603 (class Read_script): Likewise.
3604 * fileread.h (class Input_file): Update declarations.
3605 * script.h (read_input_script): Update declaration.
3607 2009-03-10 Nick Clifton <nickc@redhat.com>
3609 * po/es.po: New Spanish translation.
3611 2009-03-06 Cary Coutant <ccoutant@google.com>
3613 * options.cc (parse_short_option): Keep dash_z from registering itself.
3615 2009-03-03 Ian Lance Taylor <iant@google.com>
3618 * target-reloc.h (relocate_section): Pass output_section to
3620 * i386.cc (Target_i386::should_apply_static_reloc): Add
3621 output_section parameter. Change all callers.
3622 (Target_i386::Relocate::relocate): Add output_section parameter.
3623 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3624 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3625 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3626 * testsuite/two_file_shared.sh: New script.
3627 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3628 (check_DATA): Add two_file_shared.dbg.
3629 (two_file_shared.dbg): New target.
3630 * testsuite/Makefile.in: Rebuild.
3632 2009-03-01 Ian Lance Taylor <iant@google.com>
3634 * configure.ac: Check for byteswap.h.
3635 * configure: Rebuild.
3636 * config.in: Rebuild.
3638 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3640 * layout.cc (Layout::find_or_add_kept_section): New function.
3641 (Layout::add_comdat): Removed.
3642 * layout.h (struct Kept_section): Move out of class Layout.
3643 Remove trailing underscores from field names. Add group_sections
3644 field. Rename group_ field to is_group. Change all uses.
3645 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3646 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3647 comdat_groups_ field.
3648 (Sized_relobj::include_section_group): Use
3649 find_or_add_kept_section and Kept_section::group_sections.
3650 (Sized_relobj::include_linkonce_section): Likewise.
3651 * object.cc (class Sized_relobj): Don't define Comdat_group or
3652 Comdat_group_table. Remove find_comdat_group and
3653 add_comdat_group. Remove comdat_groups_ field.
3654 * plugin.cc (include_comdat_group): Use
3655 Layout::find_or_add_kept_section.
3657 2009-02-28 Ian Lance Taylor <iant@google.com>
3659 * README: --gc-sections and map files are now supported. Document
3660 some build requirements.
3663 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3664 relocatable link set the value of the section symbol to zero.
3665 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3666 relocatable link don't include the section address in the local
3669 2009-02-27 Ian Lance Taylor <iant@google.com>
3672 * options.h (class Search_directory): Add is_system_directory.
3673 (class General_options): Declare is_in_system_directory.
3674 * options.cc (get_relative_sysroot): Make static.
3675 (get_default_sysroot): Make static.
3676 (General_optoins::is_in_system_directory): New function.
3677 * fileread.cc (Input_file::is_in_system_directory): New function.
3678 * fileread.h (class Input_file): Declare is_in_system_directory.
3679 * object.h (class Object): Add is_in_system_directory.
3680 (class Input_objects): Remove system_library_directory_ field.
3681 * object.cc (Input_objects::add_object): Don't set
3682 system_library_directory_.
3683 (input_objects::found_in_system_library_directory): Remove.
3684 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3685 parameter. Change all callers.
3686 (Symbol_table::sized_write_globals): Likewise.
3687 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3688 Call Object::is_in_system_directory.
3689 * symtab.h (class Symbol_table): Update declarations.
3692 * descriptors.h (Open_descriptor): Add is_on_stack field.
3693 * descriptors.cc (Descriptors::open): If the descriptor is on the
3694 top of the stack, remove it. Initialize is_on_stack field.
3695 (Descriptors::release): Only add pod to stack if it is not on the
3697 (Descriptors::close_some_descriptor): Clear stack_next and
3701 * output.cc (Output_section::find_starting_output_address): Rename
3702 from starting_output_address; add PADDR parameter; change return
3704 * output.h (class Output_section): Declare
3705 find_starting_output_address instead of starting_output_address.
3706 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3707 section symbol for which we can't find a merge section.
3710 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3711 hidden or internal, force the symbol to be local.
3712 * resolve.cc (Symbol::override_visibility): Define.
3713 (Symbol::override_base): Use override_visibility.
3714 (Symbol_table::resolve): Likewise.
3715 (Symbol::override_base_with_special): Likewise.
3716 (Symbol_table::override_with_special): If the visibility is hidden
3717 or internal, force the symbol to be local.
3718 * symtab.h (class Symbol): Add set_visibility and
3719 override_visibility.
3720 * testsuite/ver_test_1.sh: New file.
3721 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3722 (check_DATA): Add ver_test_1.syms.
3723 (ver_test_1.syms): New target.
3724 * testsuite/Makefile.in: Rebuild.
3726 2009-02-25 Cary Coutant <ccoutant@google.com>
3728 * layout.cc (Layout::choose_output_section): Don't rename sections
3729 when using a linker script that has a SECTIONS clause.
3730 * Makefile.in: Regenerate.
3732 * testsuite/Makefile.am (script_test_5.sh): New test case.
3733 * testsuite/Makefile.in: Regenerate.
3734 * testsuite/script_test_5.cc: New file.
3735 * testsuite/script_test_5.sh: New file.
3736 * testsuite/script_test_5.t: New file.
3738 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3740 * archive.cc (Archive::include_member): Update calls to add_symbols.
3741 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3742 the Layout argument.
3743 * dynobj.h (do_add_symbols): Add the Layout argument.
3744 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3746 * object.h (Object::add_symbols): Add the Layout argument.
3747 (Object::do_add_symbols): Add the Layout argument.
3748 (Sized_relobj::do_add_symbols): Add the Layout argument.
3749 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3750 Unify the two versions.
3751 (Add_plugin_symbols): Remove.
3752 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3753 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3754 (Add_plugin_symbols): Remove.
3755 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3756 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3757 (Add_symbols::run): Make it work with Pulginobj.
3759 2009-02-06 Ian Lance Taylor <iant@google.com>
3761 * object.cc (Sized_relobj::do_layout): Make info message start
3762 with lower case letter.
3764 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3766 * binary.cc: Fix file comment.
3768 * options.h (enum Incremental_disposition): Define.
3769 (class General_options): Add new options: --incremental,
3770 --incremental_changed, --incremental_unchanged,
3771 --incremental_unknown. Add incremental_disposition_ and
3772 implicit_incremental_ fields.
3773 (General_options::incremental_disposition): New function.
3774 (class Position_dependent_options): Add incremental_disposition
3776 (Position_dependent_options::copy_from_options): Set incremental
3778 * options.cc (General_options::parse_incremental_changed): New
3780 (General_options::parse_incremental_unchanged): New function.
3781 (General_options::parse_incremental_unknown): New function.
3782 (General_options::General_options): Initialize new fields
3783 incremental_disposition_ and implicit_incremental_.
3784 (General_options::finalize): Check for uasge of --incremental-*
3785 without --incremental.
3787 2009-02-06 Chris Demetriou <cgd@google.com>
3789 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3790 pointer and to report location as the file name associated with
3792 (gold_undefined_symbol_at_location): New function to replace the
3793 old gold_undefined_symbol functionality.
3794 * target-reloc.h (relocate_section): Update to use
3795 gold_undefined_symbol_at_location.
3796 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3797 Call gold_undefined_symbol function rather than gold_error.
3798 * errors.h (Errors::undefined_symbol): Take location as a
3799 string, rather than calculating it from a relocation.
3800 * errors.cc (Errors::fatal): Print "fatal error:" before the
3802 (Errors::error, Errors::error_at_location): Print "error: "
3803 before the formatted message.
3804 (Errors::undefined_symbol): Take location as a string, rather
3805 than calculating it from a relocation.
3806 (gold_undefined_symbol_at_location): New function akin to
3807 old gold_undefined_symbol, calculates location from relocation.
3808 (gold_undefined_symbol): Change to take only a Symbol pointer
3809 and to report location as the file name associated with the symbol.
3810 * testsuite/debug_msg.sh: Update for changed error messages.
3811 * testsuite/undef_symbol.sh: Likewise.
3813 2009-02-04 Duncan Sands <baldrick@free.fr>
3816 * reduced_debug_output.h
3817 (Output_reduced_debug_abbrev_section::failed): Use format for
3819 (Output_reduced_debug_info_section::faild): Likewise.
3821 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3823 * script.cc (Lazy_demangler): New class.
3824 (Version_script_info::get_symbol_version_helper): Demangle a
3827 2009-01-29 Cary Coutant <ccoutant@google.com>
3829 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3831 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3833 2009-01-28 Ian Lance Taylor <iant@google.com>
3835 * version.cc (version_string): Bump to 1.9.
3837 * gold.h: Include <cstring> and <stdint.h>.
3838 * version.cc: Include <cstdio>.
3839 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3841 * reduced_debug_output.cc (insert_into_vector): Rename from
3842 Insert_into_vector; change all callers. Use Swap_unaligned to
3843 avoid aliasing issue; remove union since it is unnecessary.
3845 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3847 * Makefile.am (CCFILES): Add gc.cc.
3849 * Makefile.in: Regenerate.
3850 * gold.cc (Gc_runner): New class.
3851 (queue_initial_tasks): Call garbage collection related tasks
3852 when corresponding options are invoked.
3853 (queue_middle_gc_tasks): New function.
3854 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3855 processed early before laying out sections during garbage collection.
3856 * gold.h (queue_middle_gc_tasks): New function.
3857 (is_prefix_of): Move from "layout.cc".
3858 * i386.cc (Target_i386::gc_process_relocs): New function.
3859 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3860 * main.cc (main): Create object of class "Garbage_collection".
3861 * object.cc (Relobj::copy_symbols_data): New function.
3862 (Relobj::is_section_name_included): New function.
3863 (Sized_relobj::do_layout): Allow this function to be called twice
3864 during garbage collection and defer layout of section during the
3866 * object.h (Relobj::get_symbols_data): New function.
3867 (Relobj::is_section_name_included): New function.
3868 (Relobj::copy_symbols_data): New function.
3869 (Relobj::set_symbols_data): New function.
3870 (Relobj::get_relocs_data): New function.
3871 (Relobj::set_relocs_data): New function.
3872 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3873 (Relobj::gc_process_relocs): New function.
3874 (Relobj::do_gc_process_relocs): New pure virtual function.
3875 (Relobj::sd_): New data member.
3876 (Sized_relobj::is_output_section_offset_invalid): New function.
3877 (Sized_relobj::do_gc_process_relocs): New function.
3878 * options.h (General_options::gc_sections): Modify to not be a no-op.
3879 (General_options::print_gc_sections): New option.
3880 * plugin.cc (Plugin_finish::run): Remove function call to
3881 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3882 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3883 * reloc.cc (Read_relocs::run): Add task to process relocs and
3884 determine unreferenced sections when doing garbage collection.
3885 (Gc_process_relocs): New class.
3886 (Sized_relobj::do_gc_process_relocs): New function.
3887 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3888 sections that are garbage collected.
3889 * reloc.h (Gc_process_relocs): New class.
3890 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3891 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3892 symbols whose corresponding sections are garbage collected.
3893 (Symbol_table::Symbol_table): Add new parameter for the garbage
3895 (Symbol_table::gc_mark_undef_symbols): New function.
3896 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3897 (Symbol_table::gc_mark_dyn_syms): New function.
3898 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3900 (Symbol_table::add_from_object): Likewise.
3901 (Symbol_table::add_from_relobj): When building shared objects, do not
3902 treat externally visible symbols as garbage.
3903 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3904 table information for static and relocatable links.
3905 * symtab.h (Symbol_table::set_gc): New function.
3906 (Symbol_table::gc): New function.
3907 (Symbol_table::gc_mark_undef_symbols): New function.
3908 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3909 (Symbol_table::gc_mark_dyn_syms): New function.
3910 (Symbol_table::gc_): New data member.
3911 * target.h (Sized_target::gc_process_relocs): New pure virtual
3913 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3914 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3916 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3918 * options.h (General_options::gc_sections): Define as a no-op for now.
3919 (General_options::no_keep_memory): Ditto.
3920 (General_options::Bshareable): Define.
3921 * options.cc (General_options::finalize): Honor -Bshareable.
3923 2009-01-20 Andreas Schwab <schwab@suse.de>
3925 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3926 read the value in the contents, since we don't use it. Use the
3927 template endianness when writing.
3928 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3930 2009-01-19 Andreas Schwab <schwab@suse.de>
3932 * configure.tgt (powerpc64-*): Fix targ_obj.
3934 2009-01-15 Ian Lance Taylor <iant@google.com>
3936 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3937 local symbols when stripping all symbols.
3939 2009-01-14 Cary Coutant <ccoutant@google.com>
3941 * output.cc (Output_reloc): Add explicit instantiations.
3943 2009-01-14 Cary Coutant <ccoutant@google.com>
3945 * archive.cc (Archive::get_elf_object_for_member): Remove call
3946 to File_read::claim_for_plugin.
3947 * descriptors.cc (Descriptors::open): Remove reference to
3949 (Descriptors::claim_for_plugin): Remove.
3950 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3951 (Descriptors::is_claimed): Remove.
3952 (claim_descriptor_for_plugin): Remove.
3953 * fileread.cc (File_read::claim_for_plugin): Remove.
3954 * fileread.h (File_read::claim_for_plugin): Remove.
3955 (File_read::descriptor): Reopen descriptor if necessary.
3956 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3957 (Plugin_manager::all_symbols_read): Add task parameter. Change
3959 (Plugin_manager::get_input_file): New function.
3960 (Plugin_manager::release_input_file): New function.
3961 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3962 corresponding data member.
3963 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3964 and pass to base constructor. Change all callers.
3965 (get_input_file, release_input_file): New functions.
3966 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3967 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3968 (Plugin_manager::all_symbols_read): Add task parameter.
3969 (Plugin_manager::get_input_file): New function.
3970 (Plugin_manager::release_input_file): New function.
3971 (Plugin_manager::task_): New data member.
3972 (Pluginobj::Pluginobj): Add filesize parameter.
3973 (Pluginobj::filename): New function.
3974 (Pluginobj::descriptor): New function.
3975 (Pluginobj::filesize): New function.
3976 (Pluginobj::filesize_): New data member.
3977 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3978 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3979 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3981 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3982 with archive libraries.
3983 * testsuite/Makefile.in: Regenerate.
3984 * testsuite/plugin_test.c (struct sym_info): New type.
3985 (get_input_file, release_input_file): New static variables.
3986 (onload): Capture new transfer vector entries.
3987 (claim_file_hook): Stop reading at end of file according to filesize.
3988 Factor out parsing of readelf output into separate function.
3989 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3990 APIs and get the source file name from the symbol table. Convert
3991 source file name to corresponding object file name. Print info
3992 message when adding new input files.
3993 (parse_readelf_line): New function.
3994 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3995 * testsuite/plugin_test_2.sh: Likewise.
3996 * testsuite/plugin_test_3.sh: Likewise.
3997 * testsuite/plugin_test_4.sh: New test case.
3999 2009-01-07 Ian Lance Taylor <iant@google.com>
4001 * version.cc (version_string): Bump to 1.8.
4003 2008-12-23 Cary Coutant <ccoutant@google.com>
4005 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4006 * plugin.cc (Plugin_manager::finish): Rename as
4007 layout_deferred_objects. Move cleanup to separate function.
4008 (Plugin_manager::cleanup): New function.
4009 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4011 * plugin.h (Plugin_manager::finish): Rename as
4012 layout_deferred_objects.
4013 (Plugin_manager::cleanup): New function.
4014 (Plugin_manager::cleanup_done): New field.
4016 2008-12-23 Cary Coutant <ccoutant@google.com>
4018 * plugin.cc (is_visible_from_outside): New function.
4019 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4020 so we don't return "IR only" status for exported symbols or -r links.
4022 * testsuite/Makefile.am (plugin_test_3): New test case.
4023 * testsuite/Makefile.in: Regenerate.
4024 * testsuite/plugin_test_3.sh: New file.
4026 2008-12-22 Cary Coutant <ccoutant@google.com>
4028 * object.cc (Sized_relobj::layout_section): New function.
4029 (Sized_relobj::do_layout): Defer layout of input sections until after
4030 plugin has provided replacement files.
4031 (Sized_relobj::do_layout_deferred_sections): New function.
4032 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4033 (Relobj::layout_deferred_sections): New function.
4034 (Relobj::do_layout_deferred_sections): New function.
4035 (Sized_relobj::do_layout_deferred_sections): New function.
4036 (Sized_relobj::layout_section): New function.
4037 (Sized_relobj::Deferred_layout): New structure.
4038 (Sized_relobj::deferred_layout_): New field.
4039 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4040 Change all callers. Layout deferred sections.
4041 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4043 (Plugin_hook::run): Move code from do_plugin_hook inline.
4044 (Plugin_hook::do_plugin_hook): Remove.
4045 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4046 (Plugin_manager::finish): Renamed, was cleanup.
4047 (Plugin_manager::should_defer_layout): New function.
4048 (Plugin_manager::add_deferred_layout_object): New function.
4049 (Plugin_manager::Deferred_layout_list): New type.
4050 (Plugin_manager::deferred_layout_objects_): New field.
4051 (Plugin_hook::do_plugin_hook): Remove.
4053 2008-12-17 Ian Lance Taylor <iant@google.com>
4055 * options.h (class General_options): Add --no case for
4058 2008-12-16 Cary Coutant <ccoutant@google.com>
4060 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4062 (Plugin_manager::claim_file): Create plugin object even if
4063 plugin did not call the add_symbols callback.
4064 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4065 asking for more symbols than were added.
4066 * testsuite/Makefile.am (plugin_test_1): Add test case with
4068 (empty.syms): New target.
4069 * testsuite/Makefile.in: Regenerate.
4070 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4071 message. Don't call add_symbols if no globals.
4072 (all_symbols_read_hook): Don't provide replacement for empty
4075 2008-12-12 Ian Lance Taylor <iant@google.com>
4077 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4078 r_type == 0 for a local symbol with r_sym == 0.
4079 (scan_relocatable_relocs): Pass r_sym to
4080 local_non_section_strategy.
4081 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4084 * configure.ac: Update test for TLS descriptors: they are
4085 supported as of glibc 2.9.
4086 * configure: Rebuild.
4088 2008-12-11 Ian Lance Taylor <iant@google.com>
4091 * target-reloc.h (Default_scan_relocatable_relocs): For each
4092 function, map r_type == 0 to RELOC_DISCARD.
4094 2008-12-10 Cary Coutant <ccoutant@google.com>
4096 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4097 object to override a kept COMDAT group from a plugin object.
4099 2008-12-09 Ian Lance Taylor <iant@google.com>
4102 * yyscript.y (file_cmd): Handle INPUT.
4104 * testsuite/initpri1.c: Change all declarations to be full
4105 prototypes by adding void, to avoid compiler warnings.
4107 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4109 * options.cc (General_options::parse_plugin_opt): New.
4110 (General_options::add_plugin): The argument now is just the filename.
4111 (General_options::add_plugin_option): New.
4112 * options.h (plugin_opt): New.
4113 (add_plugin): Change argument name.
4114 (add_plugin_option): New.
4115 * plugin.cc (Plugin::load): Don't parse the plugin option.
4116 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4117 (Plugin::add_option): New.
4118 (Plugin::args_): Change type.
4119 (Plugin::filename_): New.
4120 (Plugin_manager::add_plugin_option): New.
4121 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4122 * testsuite/Makefile.in: Regenerate.
4124 2008-12-05 Cary Coutant <ccoutant@google.com>
4126 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4127 Handle --strip-lto-sections option.
4128 * options.h (strip_lto_sections): New option.
4130 2008-12-01 Cary Coutant <ccoutant@google.com>
4132 * plugin.cc (ld_plugin_message): Change format parameter to const.
4133 Fix mismatch between new[] and delete.
4135 2008-11-14 Cary Coutant <ccoutant@google.com>
4137 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4140 2008-11-05 Craig Silverstein <csilvers@google.com>
4142 * options.cc (General_options::parse_dynamic_list): New function.
4143 * options.h (General_options): New flags dynamic_list,
4144 dynamic_list_data, dynamic_list_cpp_new, and
4145 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4146 (General_options::in_dynamic_list): New function.
4147 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4148 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4149 (Lex::can_continue_name): Likewise.
4151 (read_script_file): New parameter script_options.
4152 (read_dynamic_list): New function.
4153 (Script_options::define_dynamic_list): New function.
4154 (dynamic_list_keyword_parsecodes): New variable.
4155 (dynamic_list_keywords): New variable.
4156 * script.h (Script_options::define_dynamic_list): New function
4158 (read_dynamic_list): New function prototype.
4159 * symtab.cc (strprefix): New macro.
4160 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4161 dynamic_list_data, dynamic_list_cpp_new, and
4162 dynamic_list_cpp_typeinfo.
4163 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4164 (dynamic_list_expr): New rule.
4165 (dynamic_list_nodes): Likewise.
4166 (dynamic_list_node): Likewise.
4167 * testsuite/Makefile.am (dynamic_list): New test.
4168 * testsuite/Makefile.in: Regenerated.
4169 * testsuite/dynamic_list.t: New file.
4170 * testsuite/dynamic_list.sh: New file.
4172 2008-11-05 Craig Silverstein <csilvers@google.com>
4174 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4175 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4176 (t11_last): Likewise.
4177 * testsuite/ver_test_6.c (main): Likewise.
4179 2008-10-07 Cary Coutant <ccoutant@google.com>
4181 * options.c (General_options::finalize): Add check for -static and
4183 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4186 2008-10-02 Cary Coutant <ccoutant@google.com>
4188 * plugin.cc (make_sized_plugin_object): Fix conditional
4189 compilation to work when not all targets are enabled.
4191 2008-09-29 Cary Coutant <ccoutant@google.com>
4193 * archive.cc (Archive::get_file_and_offset): Use filename instead
4194 of name to get library path.
4195 (Archive::include_member): Unlock external member of a thin archive.
4197 * testsuite/Makefile.am (TEST_AR): New variable.
4198 (thin_archive_test_1): New test.
4199 (thin_archive_test_2): New test.
4200 * testsuite/Makefile.in: Regenerate.
4201 * testsuite/thin_archive_main.cc: New file.
4202 * testsuite/thin_archive_test_1.cc: New file.
4203 * testsuite/thin_archive_test_2.cc: New file.
4204 * testsuite/thin_archive_test_3.cc: New file.
4205 * testsuite/thin_archive_test_4.cc: New file.
4207 2008-09-29 Cary Coutant <ccoutant@google.com>
4209 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4210 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4212 (Sized_relobj::do_finalize_local_symbols): Likewise.
4213 (Sized_relobj::map_to_kept_section): Likewise.
4214 * object.h (Sized_relobj::invalid_address): New constant.
4215 (Sized_relobj::do_output_section_offset): Check for invalid_address
4217 * output.cc (Output_reloc::local_section_offset): Use constant
4218 invalid_address instead of -1U.
4219 (Output_reloc::get_address): Likewise.
4220 (Output_section::output_address): Change -1U to -1ULL.
4221 * output.h (Output_reloc::invalid_address): New constant.
4222 * reloc.cc (Sized_relobj::write_sections): Use constant
4223 invalid_address instead of -1U.
4224 (Sized_relobj::relocate_sections): Likewise.
4225 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4226 values for merge sections.
4227 * target-reloc.h (relocate_for_relocatable): Use constant
4228 invalid_address instead of -1U.
4230 2008-09-19 Cary Coutant <ccoutant@google.com>
4232 Add plugin functionality for link-time optimization (LTO).
4233 * configure.ac (plugins): Add --enable-plugins option.
4234 * configure: Regenerate.
4235 * config.in: Regenerate.
4236 * Makefile.am (LIBDL): New variable.
4237 (CCFILES): Add plugin.cc.
4238 (HFILES): Add plugin.h.
4239 (ldadd_var): Add LIBDL.
4240 * Makefile.in: Regenerate.
4242 * archive.cc: Include "plugin.h".
4243 (Archive::setup): Don't preread archive symbols when using a plugin.
4244 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4245 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4247 (Archive::include_member): Add symbols from plugin objects.
4248 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4249 * descriptors.cc (Descriptors::open): Check for file descriptors
4250 abandoned by plugins.
4251 (Descriptors::claim_for_plugin): New function.
4252 * descriptors.h (Descriptors::claim_for_plugin): New function.
4253 (Open_descriptor::is_claimed): New field.
4254 (claim_descriptor_for_plugin): New function.
4255 * fileread.cc (File_read::claim_for_plugin): New function.
4256 * fileread.h (File_read::claim_for_plugin): New function.
4257 (File_read::descriptor): New function.
4258 * gold.cc: Include "plugin.h".
4259 (queue_initial_tasks): Add task to call plugin hooks for generating
4261 * main.cc: Include "plugin.h".
4262 (main): Load plugin libraries.
4263 * object.h (Pluginobj): Declare.
4264 (Object::pluginobj): New function.
4265 (Object::do_pluginobj): New function.
4266 (Object::set_target): New function.
4267 * options.cc: Include "plugin.h".
4268 (General_options::parse_plugin): New function.
4269 (General_options::General_options): Initialize plugins_ field.
4270 (General_options::add_plugin): New function.
4271 * options.h (Plugin_manager): Declare.
4272 (General_options): Add --plugin option.
4273 (General_options::has_plugins): New function.
4274 (General_options::plugins): New function.
4275 (General_options::add_plugin): New function.
4276 (General_options::plugins_): New field.
4277 * plugin.cc: New file.
4278 * plugin.h: New file.
4279 * readsyms.cc: Include "plugin.h".
4280 (Read_symbols::do_read_symbols): Check for archive before checking
4281 for ELF file. Call plugin hooks to claim files.
4282 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4283 from a real object file; force override when processing replacement
4285 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4286 (Symbol::init_base_object): Likewise.
4287 (Symbol::init_base_output_data): Likewise.
4288 (Symbol::init_base_output_segment): Likewise.
4289 (Symbol::init_base_constant): Likewise.
4290 (Symbol::init_base_undefined): Likewise.
4291 (Symbol::output_section): Assert that object is not a plugin.
4292 (Symbol_table::add_from_pluginobj): New function.
4293 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4295 (Symbol_table::sized_write_globals): Likewise.
4296 (Symbol_table::add_from_pluginobj): Instantiate template.
4297 * symtab.h (Sized_pluginobj): Declare.
4298 (Symbol::in_real_elf): New function.
4299 (Symbol::set_in_real_elf): New function.
4300 (Symbol::in_real_elf_): New field.
4301 (Symbol_table::add_from_pluginobj): New function.
4303 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4304 (LIBDL): New variable.
4306 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4307 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4308 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4309 (MOSTLYCLEANFILES): Likewise.
4310 * testsuite/Makefile.in: Regenerate.
4311 * testsuite/plugin_test.c: New file.
4312 * testsuite/plugin_test_1.sh: New file.
4313 * testsuite/plugin_test_2.sh: New file.
4315 2008-09-16 Ian Lance Taylor <iant@google.com>
4317 * target-reloc.h (relocate_section): Check whether a symbol is
4318 defined by the ABI before reporting an undefined symbol error.
4319 * target.h (Target::is_defined_by_abi): Make parameter const.
4320 (Target::do_is_defined_by_abi): Likewise.
4321 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4322 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4323 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4324 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4325 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4326 * testsuite/Makefile.in: Rebuild.
4328 * fileread.cc (make_view): Add casts to avoid warning.
4330 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4332 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4333 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4335 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4337 * options.h (General_options::output_is_executable): New.
4338 (General_options::output_is_pie): New.
4339 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4340 for shared libraries.
4341 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4343 2008-09-11 Chris Demetriou <cgd@google.com>
4345 * options.h (origin): New -z option.
4346 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4347 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4350 2008-09-05 Cary Coutant <ccoutant@google.com>
4352 * fileread.cc (File_read::make_view): Add check for attempt to map
4355 2008-09-05 Cary Coutant <ccoutant@google.com>
4357 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4358 explicit instantiations.
4360 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4363 * options.cc (General_options::finalize): Allow undefined symbols
4364 in shlibs if linking -shared.
4367 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4368 symbols as not needing a dynsym entry.
4370 2008-08-20 Craig Silverstein <csilvers@google.com>
4372 * fileread.cc (File_read::open): Do not lock the file unless it
4373 was successfully opened.
4375 2008-08-14 Cary Coutant <ccoutant@google.com>
4377 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4378 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4379 * testsuite/tls_test.cc (struct int128): 128-bit struct
4380 for testing TLS relocs with non-zero addend.
4381 (v12): New TLS variable.
4383 (t_last): Add check for v12.
4384 * testsuite/tls_test.h (t12): New function.
4385 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4387 2008-08-13 Ian Lance Taylor <iant@google.com>
4389 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4390 set tls_segment_ or relro_segment_.
4391 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4393 * output.h (Output_section::clear_is_relro): New function.
4394 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4395 sections specially even when output_data_ is empty.
4396 (Output_segment::maximum_alignment): When first section is relro,
4397 only force alignment for PT_LOAD segments.
4398 * script.cc (script_data_segment_align): New function.
4399 (script_data_segment_relro_end): New function.
4400 * script-c.h (script_data_segment_align): Declare.
4401 (script_data_segment_relro_end): Declare.
4402 * script-sections.h (class Script_sections): Declare
4403 data_segment_align and data_segment_relro_end. Add fields
4404 segment_align_index_ and saw_relro_end_.
4405 * script-sections.cc (class Sections_element): Add set_is_relro
4406 virtual function. Add new bool* parameter to place_orphan_here.
4407 Add get_output_section virtual function.
4408 (class Output_section_definition): Add set_is_relro. Add new
4409 bool* parameter to place_orphan_here. Add get_output_section.
4410 Add is_relro_ field.
4411 (Output_section_definition::Output_section_definition): Initialize
4412 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4413 and is_relro_ fields.
4414 (Output_section_definition::place_orphan_here): Add is_relro
4416 (Output_section_definition::set_section_addresses): Set relro for
4418 (Output_section_definition::alternate_constraint): Likewise.
4419 (class Orphan_output_section): Add new bool* parameter to
4420 place_orphan_here. Add get_output_section.
4421 (Orphan_output_section::place_orphan_here): Add is_relro
4423 (Script_sections::Script_sections): Initialize
4424 data_segment_align_index_ and saw_relro_end_.
4425 (Script_sections::data_segment_align): New function.
4426 (Script_sections::data_segment_relro_end): New function.
4427 (Script_sections::place_orphan): Set or clear is_relro.
4428 (Script_sections::set_section_addresses): Force alignment of first
4430 * yyscript.y (exp): Call script_data_segment_align and
4431 script_data_segment_relro_end.
4432 * testsuite/relro_script_test.t: New file.
4433 * testsuite/relro_test.cc (using_script): Declare.
4434 (t1, t2): Test using_script.
4435 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4436 (relro_script_test_SOURCES): Define.
4437 (relro_script_test_DEPENDENCIES): Define.
4438 (relro_script_test_LDFLAGS): Define.
4439 (relro_script_test_LDADD): Define.
4440 (relro_script_test.so): New target.
4441 * testsuite/Makefile.in: Rebuild.
4443 2008-08-06 Cary Coutant <ccoutant@google.com>
4445 * archive.cc (Archive::total_archives, Archive::total_members)
4446 (Archive::total_members_loaded): New variables.
4447 (Archive::setup): Add parameter. Add option to preread
4449 (Archive::read_armap): Add counter.
4450 (Archive::get_file_and_offset): New function.
4451 (Archive::get_elf_object_for_member): New function.
4452 (Archive::read_all_symbols): New function.
4453 (Archive::read_symbols): New function.
4454 (Archive::add_symbols): Add counters.
4455 (Archive::include_all_members): Use armap to find members if it's
4457 (Archive::include_member): Skip reading symbols if already read.
4458 Factored code into Archive::get_file_and_offset and
4459 Archive::get_elf_object_for_member. Changed call to
4460 Mapfile::report_include_archive_member.
4461 (Archive::print_stats): New function.
4462 * archive.h: Declare Object and Read_symbols_data classes.
4463 (Archive::Archive): Add initializers for new members.
4464 (Archive::setup): Add parameter.
4465 (Archive::print_stats): New function.
4466 (Archive::total_archives, Archive::total_members)
4467 (Archive::total_members_loaded): New variables.
4468 (Archive::get_file_and_offset): New function.
4469 (Archive::get_elf_object_for_member): New function.
4470 (Archive::read_all_symbols): New function.
4471 (Archive::read_symbols): New function.
4472 (Archive::Archive_member): New class.
4473 (Archive::members_): New member.
4474 (Archive::num_members_): New member.
4475 * main.cc: Include archive.h.
4476 (main): Call Archive::print_stats.
4477 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4478 archive parameter; member_name is now the fully-decorated name.
4479 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4480 * options.h: (General_options): Add --preread-archive-symbols option.
4481 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4484 2008-08-04 Ian Lance Taylor <iant@google.com>
4486 * symtab.h (Symbol::use_plt_offset): New function.
4487 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4488 * powerpc.cc (Relocate::relocate): Likewise.
4489 * sparc.cc (Relocate::relocate): Likewise.
4490 * x86_64.cc (Relocate::relocate): Likewise.
4491 * testsuite/weak_plt.sh: New test.
4492 * testsuite/weak_plt_main.cc: New test.
4493 * testsuite/weak_plt_shared.cc: New test.
4494 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4495 (check_PROGRAMS): Add weak_plt.
4496 (check_DATA): Add weak_plt_shared.so.
4497 (weak_plt_main_pic.o, weak_plt): New targets.
4498 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4499 * testsuite/Makefile.in: Rebuild.
4501 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4503 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4504 * testsuite/Makefile.in: Rebuild.
4506 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4508 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4509 * Makefile.in: Regenerate.
4510 * po/POTFILES.in: Regenerate.
4512 2008-07-29 Ian Lance Taylor <iant@google.com>
4514 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4515 symbols before other symbols.
4516 * testsuite/script_test_2.cc (test_addr): Declare.
4517 (test_addr_alias): Declare.
4518 (main): Check that test_addr and test_addr_alias have the right
4520 * testsuite/script_test_2.t: Define test_addr_alias and
4523 2008-07-24 Ian Lance Taylor <iant@google.com>
4526 * descriptors.cc: New file.
4527 * descriptors.h: New file.
4528 * gold-threads.h (class Hold_optional_lock): New class.
4529 * fileread.cc: Include "descriptors.h".
4530 (File_read::~File_read): Release descriptor rather than closing
4532 (File_read::open) [file]: Call open_descriptor rather than open.
4533 Set is_descriptor_opened_.
4534 (File_read::open) [memory]: Assert that descriptor is not open.
4535 (File_read::reopen_descriptor): New function.
4536 (File_read::release): Release descriptor.
4537 (File_read::do_read): Make non-const. Reopen descriptor.
4538 (File_read::read): Make non-const.
4539 (File_read::make_view): Reopen descriptor.
4540 (File_read::do_readv): Likewise.
4541 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4542 Update declarations.
4543 * layout.cc: Include "descriptors.h".
4544 (Layout::create_build_id): Use open_descriptor rather than open.
4545 * output.cc: Include "descriptors.h".
4546 (Output_file::open): Use open_descriptor rather than open.
4547 * archive.cc (Archive::const_iterator): Change Archive to be
4549 (Archive::begin, Archive::end): Make non-const.
4550 (Archive::count_members): Likewise.
4551 * archive.h (class Archive): Update declarations.
4552 * object.h (Object::read): Make non-const.
4553 * Makefile.am (CCFILES): Add descriptors.cc.
4554 (HFILES): Add descriptors.h.
4555 * Makefile.in: Rebuild.
4558 * gold.h: Always include <clocale>. Add Solaris workarounds
4559 following code in binutils/sysdep.h.
4562 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4563 this->eh_frame_hdr_ is NULL before using it.
4565 * dynobj.cc (Versions::Versions): Update comment.
4567 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4568 the base version name.
4570 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4571 array size plus one.
4572 (Stringpool_template::set_string_offsets): Subtract one from key
4573 before using it as an array index.
4574 (Stringpool_template::get_offset_with_length): Likewise.
4575 (Stringpool_template::write_to_buffer): Likewise.
4576 * stringpool.h (Stringpool_template::get_offset_from_key):
4579 2008-07-23 Ian Lance Taylor <iant@google.com>
4582 * object.h (Merged_symbol_value::value): Do our best to handle a
4586 * script.cc (Version_script_info::get_versions): Don't add empty
4587 version tag to return value.
4588 (Version_script_info::get_symbol_version_helper): Change return
4589 type to bool. Add pversion parameter. Change all callers.
4590 (script_register_vers_node): Don't require a non-NULL tag.
4591 * script.h (class Version_script_info): Update declarations.
4592 (Version_script_info::get_symbol_version): Change return type to
4593 bool. Add version parameter. Change all callers.
4594 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4595 handling. Handle an empty version from a version script.
4596 (Symbol_table::define_special_symbol): Likewise.
4597 * testsuite/ver_test_10.script: New file.
4598 * testsuite/ver_test_10.sh: New file.
4599 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4600 (check_DATA): Add ver_test_10.syms.
4601 (ver_test_10.syms, ver_test_10.so): New target.
4602 * testsuite/Makefile.in: Rebuild.
4604 2008-07-23 Simon Baldwin <simonb@google.com>
4606 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4607 to zero for undefined symbols from dynamic libraries.
4609 2008-07-23 Ian Lance Taylor <iant@google.com>
4611 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4613 * symtab.h (class Symbol_table): Update declaration.
4614 * testsuite/ver_test_9.cc: New file.
4615 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4616 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4617 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4618 (ver_test_9.so, ver_test_9.o): New targets.
4619 * testsuite/Makefile.in: Rebuild.
4621 2008-07-22 Ian Lance Taylor <iant@google.com>
4623 * options.h (class General_options): Define --check-sections.
4624 * layout.cc (Layout::set_segment_offsets): Handle
4627 * options.h (class General_options): Define -n/--nmagic and
4629 * options.cc (General_options::finalize): For -n/--nmagic or
4630 -N/--omagic, set -static.
4631 * layout.cc (Layout::attach_allocated_section_to_segment): If
4632 -N/--omagic, don't put read-only and read-write sections in
4634 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4635 finding a read-only segment.
4636 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4637 don't set the minimum segment alignment to the common page size,
4638 and don't set the file offset to the address modulo the page size.
4639 * script-sections.cc (Script_sections::create_segments): If
4640 -n/--omagic, don't put read-only and read-write sections in
4643 * cref.cc: New file.
4645 * options.h (class General_options): Add --print-symbol-counts.
4646 * main.cc (main): Issue defined symbol report if requested.
4647 * archive.cc (Archive::interpret_header): Make into a const member
4649 (Archive::add_symbols): Call Input_objects::archive_start and
4651 (Archive::const_iterator): Define new class.
4652 (Archive::begin, Archive::end): New functions.
4653 (Archive::include_all_members): Rewrite to use iterator.
4654 (Archive::count_members): New function.
4655 * archive.h (class Archive): Update declarations.
4656 (Archive::filename): New function.
4657 * object.cc: Include "cref.h".
4658 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4659 (Sized_relobj::do_get_global_symbol_counts): New function.
4660 (Input_objects::add_object): Add object to cross-referencer.
4661 (Input_objects::archive_start): New function.
4662 (Input_objects::archive_stop): New function.
4663 (Input_objects::print_symbol_counts): New function.
4664 * object.h: Declare Cref and Archive.
4665 (Object::get_global_symbol_counts): New function.
4666 (Object::do_get_global_symbol_counts): New pure virtual function.
4667 (class Sized_relobj): Add defined_count_ field. Update
4669 (class Input_objects): Add cref_ field. Update constructor.
4670 Update declarations.
4671 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4673 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4675 (Sized_dynobj::do_get_global_symbol_counts): New function.
4676 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4677 defined_count_. Update declarations. Define Symbols typedef.
4678 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4679 parameter. Change all callers.
4680 (Symbol_table::add_from_dynobj): Add sympointers and defined
4681 parameters. Change all callers.
4682 * symtab.h (class Symbol_table): Update declarations.
4683 * Makefile.am (CCFILES): Add cref.cc.
4684 (HFILES): Add cref.h.
4685 * Makefile.in: Rebuild.
4687 2008-07-22 Simon Baldwin <simonb@google.com>
4689 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4690 to zero when writing undefined symbols.
4692 2008-07-22 Ian Lance Taylor <iant@google.com>
4694 * output.cc (Output_section::add_input_section): Don't try to
4695 merge empty merge sections.
4697 2008-07-21 Craig Silverstein <csilvers@google.com>
4699 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4700 Include symbol version in error message.
4702 2008-07-20 Chris Demetriou <cgd@google.com>
4704 * configure.ac (gold_cv_c_random_seed): New configured variable.
4705 (RANDOM_SEED_CFLAGS): New substituted variable.
4706 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4707 * configure: Rebuild.
4708 * Makefile.in: Likewise.
4709 * testsuite/Makefile.in: Likewise.
4711 2008-07-18 Ian Lance Taylor <iant@google.com>
4713 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4714 where we see NAME/NULL and NAME/VERSION as separate symbols.
4715 * testsuite/ver_test_main.cc (main): Call t4.
4716 (t4, t4_2a): Define.
4717 * testsuite/ver_test_2.cc (t4_2): Define.
4718 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4719 * testsuite/ver_test_4.cc (t4_2a): Define.
4720 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4721 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4723 2008-07-17 Ian Lance Taylor <iant@google.com>
4725 * dynobj.cc (Versions::add_def): If we give an error about a
4726 missing version, go ahead and create the version anyhow.
4728 2008-07-10 Ian Lance Taylor <iant@google.com>
4730 Handle output sections with more than 0x7fffffff bytes.
4731 * object.h (class Relobj): Change map_to_output_ to
4732 output_sections_, and just keep a section pointer. Change all
4733 uses. Move comdat group support to Sized_relobj.
4734 (Relobj::is_section_specially_mapped): Remove.
4735 (Relobj::output_section): Remove poff parameter. Change all
4737 (Relobj::output_section_offset): New function.
4738 (Relobj::set_section_offset): Rewrite.
4739 (Relobj::map_to_output): Remove.
4740 (Relobj::output_sections): New function.
4741 (Relobj::do_output_section_offset): New pure virtual function.
4742 (Relobj::do_set_section_offset): Likewise.
4743 (class Sized_relobj): Add section_offsets_ field. Add comdat
4744 group support from Relobj. Update declarations.
4745 (Sized_relobj::get_output_section_offset): New function.
4746 (Sized_relobj::do_output_section_offset): New function.
4747 (Sized_relobj::do_set_section_offset): New function.
4748 * object.cc (Relobj::output_section_address): Remove.
4749 (Sized_relobj::Sized_relobj): Initialize new fields.
4750 (Sized_relobj::include_section_group): Cast find_kept_object to
4752 (Sized_relobj::include_linkonce_section): Likewise.
4753 (Sized_relobj::do_layout): Use separate arrays for output section
4755 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4757 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4758 output_sections and section_offsets.
4759 (Sized_relobj::write_local_symbols): Likewise.
4760 (map_to_kept_section): Compute output address directly.
4761 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4762 output_sections and section_offsets.
4763 (Sized_relobj::write_sections): Likewise.
4764 (Sized_relobj::relocate_sections): Likewise.
4765 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4766 * output.h (class Output_reloc): Update declarations. Change
4767 u2_.relobj to Sized_relobj*.
4768 (class Output_data_reloc): Change add functions to use
4770 * output.cc (Output_reloc::Output_reloc): Change relobj to
4772 (Output_reloc::local_section_offset): Change return type to
4773 Elf_Addr. Use get_output_section_offset.
4774 (Output_reloc::get_address): Likewise.
4775 (Output_section::is_input_address_mapped): Don't call
4776 is_section_specially_mapped.
4777 (Output_section::output_offset): Likewise.
4778 (Output_section::output_address): Likewise.
4779 (Output_section::starting_output_address): Likewise.
4780 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4781 parameter to Sized_relobj*.
4782 (Copy_relocs::need_copy_reloc): Likewise.
4783 (Copy_relocs::save): Likewise.
4784 * copy-relocs.h (class Copy_relocs): Update declarations.
4785 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4786 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4787 * target-reloc.h (relocate_for_relocatable): Change
4788 offset_in_output_section type to Elf_Addr. Change code that uses
4790 * layout.cc (Layout::layout): Always set *off.
4791 * mapfile.cc (Mapfile::print_input_section): Use
4792 output_section_offset.
4793 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4795 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4796 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4797 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4799 2008-07-03 Ian Lance Taylor <iant@google.com>
4801 * layout.cc (Layout::include_section): Do not discard unrecognized
4802 SHT_STRTAB sections.
4804 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4806 * script.cc (Lex::can_continue_name): Make '?' allowable in
4807 version-script names.
4808 * testsuite/version_script.map: Change glob pattern to use '?'
4810 2008-06-30 Manish Singh <yosh@gimp.org>
4813 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4816 2008-06-30 Ian Lance Taylor <iant@google.com>
4820 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4821 versions]: Don't try to read the value in the contents, since we
4822 don't use it. Use the template endianness when writing.
4824 2008-06-25 Cary Coutant <ccoutant@google.com>
4826 * fileread.cc (File_read::make_view): Assert on zero-length view.
4827 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4828 symbol table when there are no symbols to read.
4830 2008-06-23 Craig Silverstein <csilvers@google.com>
4832 * version.cc (version_string): Bump to 1.7
4834 2008-06-18 Craig Silverstein <csilvers@google.com>
4836 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4837 constant 0xFFFF to type Valtype.
4838 (Powerpc_relocate_functions::rel16_ha): Likewise.
4840 2008-06-17 Ian Lance Taylor <iant@google.com>
4842 * output.h (Output_section::Input_section): Initialize p2align_ to
4843 zero for Output_section_data constructors.
4844 (Output_section::Input_section::addralign): If not an input
4845 section, return the alignment of the Output_section_data.
4846 * testsuite/copy_test.cc: New file.
4847 * testsuite/copy_test_1.cc: New file.
4848 * testsuite/copy_test_2.cc: New file.
4849 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4850 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4851 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4852 (copy_test_1_pic.o, copy_test_1.so): New targets.
4853 (copy_test_2_pic.o, copy_test_2.so): New targets.
4854 * testsuite/Makefile.in: Rebuild.
4856 * script-sections.cc (Script_sections::place_orphan): Initialize
4857 local variable exact.
4859 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4861 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4863 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4864 David S. Miller <davem@davemloft.net>
4866 * powerpc.cc: New file.
4867 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4868 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4869 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4870 * Makefile.in: Rebuild.
4872 2008-06-09 Ian Lance Taylor <iant@google.com>
4874 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4876 (throwing, orig_terminate): New static variables.
4877 (terminate_handler): New static function.
4878 (t2): Set terminate handler.
4880 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4883 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4886 2008-05-30 Cary Coutant <ccoutant@google.com>
4888 * archive.cc (Archive::include_all_members) Correct to step
4889 over symbol table and extended name table in thin archives.
4891 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4894 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4897 2008-05-28 Caleb Howe <cshowe@google.com>
4899 * reduced_debug_output.cc: New file.
4900 * reduced_debug_output.h: New file.
4901 * options.h (class General_options): Add --strip-debug-non-line.
4902 * options.cc (General_options::finalize): Add strip_debug_non_line
4903 to the strip heirarchy.
4904 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4906 * layout.cc: Include "reduced_debug_output.h".
4907 (Layout::Layout): Initialize new fields.
4908 (line_only_debug_sections): New static array.
4909 (is_lines_only_debug_sections): New static inline function.
4910 (Layout::include_section): Handle --strip-debug-non-line.
4911 (Layout::make_output_section): If --strip-debug-non-line, build
4912 new output sections for .debug_abbrev and .debug_info.
4913 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4914 gold. Warn about possible overflow.
4915 (read_signed_LEB_128): Likewise.
4916 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4917 (read_signed_LEB_128): Declare.
4918 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4919 (HFILES): Add reduced_debug_output.h.
4920 * Makefile.in: Rebuild.
4922 2008-05-21 Ian Lance Taylor <iant@google.com>
4924 * mapfile.cc: New file.
4925 * mapfile.h: New file.
4926 * options.h (class General_options): Add -M/--print-map and -Map.
4927 * options.cc (General_options::finalize): Make -M equivalent to
4929 * main.cc: Include <cstdio> and "mapfile.h".
4930 (main): Open mapfile if requested.
4931 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4932 constructor. Change caller.
4933 (queue_initial_tasks): Add mapfile parameter. Change caller.
4934 (queue_middle_tasks): Likewise.
4935 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4937 * archive.cc: Include "mapfile.h".
4938 (Archive::add_symbols): Add mapfile parameter. Change all
4939 callers. Pass mapfile, symbol, and reason to include_member.
4940 (Archive::include_all_members): Add mapfile parameter. Change all
4942 (Archive::include_member): Add mapfile, sym, and why parameters.
4943 Change all callers. Report inclusion to map file.
4944 * archive.h: Include "fileread.h".
4945 (class Archive): Update declarations.
4946 (Archive::file): New const method.
4947 (class Add_archive_symbols): Add mapfile_ field. Update
4948 constructor. Change all callers.
4949 * readsyms.h (class Read_symbols): Likewise.
4950 (class Finish_group): Likewise.
4951 (class Read_script): Likewise.
4952 * common.cc: Include "mapfile.h".
4953 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4955 (Symbol_table::do_allocate_commons): Likewise.
4956 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4957 symbol allocation to mapfile.
4958 * common.h (class Allocate_commons_task): Add mapfile_ field.
4959 Update constructor. Change all callers.
4960 * symtab.h (class Symbol_table): Update declarations.
4961 * layout.cc: Include "mapfile.h".
4962 (Layout_task_runner::run): Print information to mapfile.
4963 (Layout::create_gold_note): Change Output_data_fixed_space to
4964 Output_data_zero_fill.
4965 (Layout::create_build_id): Likewise.
4966 (Layout::print_to_mapfile): New function.
4967 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4968 constructor. Change caller.
4969 (class Layout): Declare print_to_mapfile.
4970 * output.cc (Output_section::Input_section::print_to_mapfile): New
4972 (Output_section::add_input_section): If producing a map, always
4973 add to input_sections_ list.
4974 (Output_section::do_print_to_mapfile): New function.
4975 (Output_segment::print_sections_to_mapfile): New function.
4976 (Output_segment::print_section_list_to_mapfile): New function.
4977 * output.h: Include "mapfile.h".
4978 (Output_data::print_to_mapfile): New function.
4979 (Output_data::do_print_to_mapfile): New virtual function.
4980 (Output_segment_headers::do_print_to_mapfile): New function.
4981 (Output_file_header::do_print_to_mapfile): New function.
4982 (Output_data_const::do_print_to_mapfile): New function.
4983 (class Output_data_const_buffer): Add map_name_ field. Update
4984 constructor. Change all callers. Add do_print_to_mapfile
4986 (class Output_data_fixed_space): Likewise.
4987 (class Output_data_space): Likewise.
4988 (class Output_data_zero_fill): New class.
4989 (Output_data_strtab::do_print_to_mapfile): New function.
4990 (Output_data_reloc_base::do_print_to_mapfile): New function.
4991 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4992 (Output_data_group::do_print_to_mapfile): New function.
4993 (Output_data_got::do_print_to_mapfile): New function.
4994 (Output_data_dynamic::do_print_to_mapfile): New function.
4995 (Output_symtab_xindex::do_print_to_mapfile): New function.
4996 (class Output_section): Declare do_print_to_mapflie. Declare
4997 print_to_mapfile in Input_section.
4998 (class Output_segment): Declare new functions.
4999 * object.h (Sized_relobj::symbol_count): New function.
5000 * script-sections.cc
5001 (Output_section_element_dot_assignment::set_section_addresses):
5002 Change Output_data_fixed_space to Output_data_zero_fill.
5003 (Output_data_expression::do_print_to_mapfile): New function.
5004 * script.cc (read_input_script): Add mapfile parameter. Change
5006 * script.h (read_input_script): Update declaration.
5007 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5008 (Eh_frame::do_print_to_mapfile): New function.
5009 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5010 (Output_merge_string::do_print_to_mapfile): New function.
5011 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5013 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5015 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5017 * Makefile.am (CCFILES): Add mapfile.cc.
5018 (HFILES): Add mapfile.h.
5019 * Makefile.in: Rebuild.
5021 2008-05-19 Ian Lance Taylor <iant@google.com>
5023 * options.h (class General_options): Add -z relro.
5024 * layout.cc (Layout::Layout): Initialize relro_segment_.
5025 (Layout::add_output_section_data): Return the output section.
5026 (Layout::make_output_section): Rcognize relro sections and mark
5028 (Layout::attach_allocated_section_to_segment): Put relro sections
5029 in a PT_GNU_RELRO segment.
5030 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5032 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5034 (Layout::linkonce_mapping): Map d.rel.ro.local to
5036 (Layout::output_section_name): Us .data.rel.ro.local for any
5037 section which begins with that.
5038 * layout.h (class Layout): Update add_output_section_data
5039 declaration. Add relro_segment_ field.
5040 * output.cc (Output_section::Output_section): Initialize is_relro_
5041 and is_relro_local_ fields.
5042 (Output_segment::add_output_section): Group relro sections.
5043 (Output_segment::is_first_section_relro): New function.
5044 (Output_segment::maximum_alignment): If there is a relro section,
5045 align the segment to the common page size.
5046 (Output_segment::set_section_addresses): Track whether we are
5047 looking at relro sections. If the last section is a relro
5048 section, align to the common page size.
5049 (Output_segment::set_section_list_addresses): Add in_relro
5050 parameter. Change all callers. Align to the page size when
5051 moving from relro to non-relro section.
5052 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5054 * output.h (class Output_section): Add is_relro_ and
5055 is_relro_local_ fields.
5056 (Output_section::is_relro): New function.
5057 (Output_section::set_is_relro): New function.
5058 (Output_section::is_relro_local): New function.
5059 (Output_section::set_is_relro_local): New function.
5060 (class Output_segment): Update declarations.
5061 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5062 * sparc.cc (Target_sparc::got_section): Likewise.
5063 * x86_64.cc (Target_x86_64::got_section): Likewise.
5064 * testsuite/relro_test_main.cc: New file.
5065 * testsuite/relro_test.cc: New file.
5066 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5067 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5068 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5069 (relro_test.so, relro_test_pic.o): New targets.
5070 * testsuite/Makefile.in: Rebuild.
5072 2008-05-16 Ian Lance Taylor <iant@google.com>
5074 * output.cc (Output_segment::add_output_section): Remove front
5076 * output.h (class Output_segment): Remove
5077 add_initial_output_section and overloaded add_output_section.
5078 Update declaration of remaining add_output_section.
5079 * layout.cc (Layout::create_interp): Call add_output_section
5080 rather than add_initial_output_section.
5081 (Layout::finish_dynamic_section): Likewise.
5083 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5084 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5085 know the dynamic type.
5086 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5087 field. Initialize it in constructor.
5088 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5089 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5090 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5093 * output.cc (Output_reloc::get_address): Change return type to
5095 * output.h (class Output_reloc): Update get_address declaration.
5096 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5097 for section addresses.
5099 2008-05-09 Ian Lance Taylor <iant@google.com>
5102 * gold.cc (gold_nomem): Use return value of write.
5104 2008-05-08 Ian Lance Taylor <iant@google.com>
5106 * symtab.c (Symbol::init_base_output_data): Add version
5107 parameter. Change all callers.
5108 (Symbol::init_base_output_segment): Likewise.
5109 (Symbol::init_base_constant): Likewise.
5110 (Symbol::init_base_undefined): Likewise.
5111 (Sized_symbol::init_output_data): Likewise.
5112 (Sized_symbol::init_output_segment): Likewise.
5113 (Sized_symbol::init_constant): Likewise.
5114 (Sized_symbol::init_undefined): Likewise.
5115 (Symbol_table::do_define_in_output_data): If the new symbol has a
5116 version, mark it as the default.
5117 (Symbol_table::do_define_in_output_segment): Likewise.
5118 (Symbol_table::do_define_as_constant): Likewise.
5119 * symtab.h (class Symbol): Update declarations.
5120 (class Sized_symbol): Likewise.
5121 * resolve.cc (Symbol::override_version): New function.
5122 (Symbol::override_base): Call override_version.
5123 (Symbol::override_base_with_special): Likewise.
5124 * testsuite/ver_script_8.script: New file.
5125 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5126 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5127 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5128 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5130 2008-05-06 Ian Lance Taylor <iant@google.com>
5133 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5135 (class General_options): Remove existing --undefined, and add
5136 --no-undefined instead. Add new --undefined as synonym for -u.
5137 * archive.cc (Archive::add_symbols): Check whether symbol was
5139 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5140 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5141 all uses. Add IS_UNDEFINED. Update declarations to split
5142 different versions of init_base. Declare init_base_undefined.
5143 (Symbol::is_defined): Handle IS_UNDEFINED.
5144 (Symbol::is_undefined): Likewise.
5145 (Symbol::is_weak_undefined): Call is_undefined.
5146 (Symbol::is_absolute): Handle IS_CONSTANT.
5147 (class Sized_symbol): Update declarations to split different
5148 versions of init. Declare init_undefined.
5149 (class Symbol_table): Declare new functions.
5150 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5152 (Symbol::init_base_output_data): Likewise.
5153 (Symbol::init_base_output_segment): Likewise.
5154 (Symbol::init_base_constant): Likewise.
5155 (Symbol::init_base_undefined): New function.
5156 (Sized_symbol::init_object): Rename from init. Change all
5158 (Sized_symbol::init_output_data): Likewise.
5159 (Sized_symbol::init_output_segment): Likewise.
5160 (Sized_symbol::init_constant): Likewise.
5161 (Sized_symbol::init_undefined): New function.
5162 (Symbol_table::add_undefined_symbols_from_command_line): New
5164 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5166 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5167 (Symbol::output_section): Likewise.
5168 (Symbol::set_output_section): Likewise.
5169 (Symbol_table::sized_finalize_symbol): Likewise.
5170 (Symbol_table::sized_write_globals): Likewise.
5171 * resolve.cc (Symbol_table::should_override): Likewise.
5172 (Symbol::override_base_with_special): Likewise.
5174 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5175 symbol, change it to have default visibility.
5176 * testsuite/protected_1.cc: New file.
5177 * testsuite/protected_2.cc: New file.
5178 * testsuite/protected_3.cc: New file.
5179 * testsuite/protected_main_1.cc: New file.
5180 * testsuite/protected_main_2.cc: New file.
5181 * testsuite/protected_main_3.cc: New file.
5182 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5183 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5184 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5185 (protected_1.so): New target.
5186 (protected_1_pic.o, protected_2_pic.o): New targets.
5187 (protected_3_pic.o): New target.
5188 (check_PROGRAMS): Add protected_2.
5189 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5190 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5191 * testsuite/Makefile.in: Rebuild.
5193 * options.h (DEFINE_var): Add set_user_set_##varname__.
5194 (DEFINE_bool_alias): New macro.
5195 (class General_options): Define -Bstatic using DEFINE_bool_alias
5196 rather than DEFINE_special. Add --undefined as an alias for -z
5198 * options.cc (General_options::parse_Bstatic): Remove.
5200 * options.h (class General_options): Add --fatal-warnings.
5201 * main.cc (main): Implement --fatal-warnings.
5202 * errors.h (Errors::warning_count): New function.
5204 * options.h (class General_options): Add -Bsymbolic-functions.
5205 * symtab.h (Symbol::is_preemptible): Check for
5206 -Bsymbolic-functions.
5208 2008-05-05 Ian Lance Taylor <iant@google.com>
5210 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5211 as noVARNAME rather than no-VARNAME.
5212 (class General_options): Add option -z combreloc.
5213 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5215 (Output_reloc::sort_before) [SHT_REL]: New function.
5216 (Output_reloc::sort_before) [SHT_RELA]: New function.
5217 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5218 Sort_relocs_comparison.
5219 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5220 parameter. Change all callers.
5221 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5222 sort_relocs parameter. Change all callers.
5223 * output.cc (Output_reloc::get_address): New function, broken out
5225 (Output_reloc::write_rel): Call it.
5226 (Output_reloc::compare): New function.
5227 (Output_data_reloc_base::do_write): Optionally sort relocs.
5229 * configure.ac: If targ_extra_obj is set, link it in.
5230 * configure.tgt: Initialize all variables.
5231 (x86_64*): Set targ_extra_obj and targ_extra_size.
5232 * configure: Rebuild.
5234 * object.cc (Sized_relobj::include_section_group): Adjust section
5235 indexes read from group data. Build vector to pass to
5237 * layout.cc (Layout::layout_group): Add flags and shndxes
5238 parameters. Remove contents parameter. Change caller. Update
5239 explicit instantiations.
5240 * layout.h (class Layout): Update layout_group declaration.
5241 * output.cc (Output_data_group::Output_data_group): Add flags and
5242 input_shndxes parameters. Remove contents parameter. Change
5244 (Output_data_group::do_write): Change input_sections_ to
5246 * output.h (class Output_data_group): Update constructor
5247 declaration. Rename input_sections_ to input_shndxes_.
5248 * testsuite/many_sections_test.cc: Add template.
5250 2008-04-30 Cary Coutant <ccoutant@google.com>
5252 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5254 * layout.cc (Layout::include_section): Refactored check for debug
5256 (Layout::add_comdat): Add new parameters. Change type
5257 of signature parameter. Add object and shndx to signatures table.
5258 (Layout::find_kept_object): New function.
5259 * layout.h: Include <cstring>.
5260 (Layout::is_debug_info_section): New function.
5261 (Layout::add_comdat): Add new parameters.
5262 (Layout::find_kept_object): New function.
5263 (Layout::Kept_section): New struct.
5264 (Layout::Signatures): Change type of map range.
5265 * object.cc (Relobj::output_section_address): New function.
5266 (Sized_relobj::include_section_group): Add new parameters. Change
5267 calls to Layout::add_comdat. Change to build table of kept comdat
5268 groups and table mapping discarded sections to kept sections.
5269 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5270 (Sized_relobj::do_layout): Change calls to include_section_group and
5271 include_linkonce_section.
5272 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5273 value to zero when section is discarded.
5274 (Sized_relobj::map_to_kept_section): New function.
5275 * object.h (Relobj::output_section_address): New function.
5276 (Relobj::Comdat_group): New type.
5277 (Relobj::find_comdat_group): New function.
5278 (Relobj::Comdat_group_table): New type.
5279 (Relobj::Kept_comdat_section): New type.
5280 (Relobj::Kept_comdat_section_table): New type.
5281 (Relobj::add_comdat_group): New function.
5282 (Relobj::set_kept_comdat_section): New function.
5283 (Relobj::get_kept_comdat_section): New function.
5284 (Relobj::comdat_groups_): New field.
5285 (Relobj::kept_comdat_sections_): New field.
5286 (Symbol_value::input_value): Update comment.
5287 (Sized_relobj::map_to_kept_section) New function.
5288 (Sized_relobj::include_linkonce_section): Add new parameter.
5289 * target-reloc.h (Comdat_behavior): New type.
5290 (get_comdat_behavior): New function.
5291 (relocate_section): Add code to map a discarded section to the
5292 corresponding kept section when applying a relocation.
5294 2008-04-30 Craig Silverstein <csilvers@google.com>
5296 * dwarf_reader.cc (next_generation_count): New static var.
5297 (Addr2line_cache_entry): New struct.
5298 (addr2line_cache): New static var.
5299 (Dwarf_line_info::one_addr2line): Added caching.
5300 (Dwarf_line_info::clear_addr2line_cache): New function.
5301 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5302 cache-size parameter.
5303 (Dwarf_line_info::one_addr2line_cache): New function.
5304 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5305 new cache-size argument to one_addr2line(), and clear cache.
5307 2008-04-28 Cary Coutant <ccoutant@google.com>
5309 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5310 R_386_PC8 relocations.
5312 2008-04-23 Ian Lance Taylor <iant@google.com>
5314 * object.cc (Sized_relobj::include_section_group): Check for
5315 invalid section group.
5317 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5320 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5321 than read for file header.
5322 * archive.cc (Archive::include_member): Likewise.
5324 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5326 * aclocal.m4: Regenerate.
5327 * configure: Regenerate.
5329 2008-04-19 Ian Lance Taylor <iant@google.com>
5331 * version.cc (version_string): Bump to 1.6.
5333 * testsuite/Makefile.am (many_sections_r_test): New target.
5334 (many_sections_r_test_SOURCES): Remove.
5335 (many_sections_r_test_DEPENDENCIES): Remove.
5336 (many_sections_r_test_LDFLAGS): Remove.
5337 (many_sections_r_test_LDADD): Remove.
5339 * object.cc (Sized_relobj::do_add_symbols): Always pass
5340 local_symbol_count_ to add_from_relobj.
5342 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5343 every thousand variables.
5344 * testsuite/Makefile.in: Rebuild.
5346 * object.cc (Xindex::initialize_symtab_xindex): New function.
5347 (Xindex::read_symtab_xindex): New function.
5348 (Xindex::sym_xindex_to_shndx): New function.
5349 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5351 (Sized_relobj::do_initialize_xindex): New function.
5352 (Sized_relobj::do_read_symbols): Adjust section links.
5353 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5354 parameter. Change all callers.
5355 (Sized_relobj::include_section_group): Adjust section links and
5356 symbol section indexes.
5357 (Sized_relobj::do_layout): Adjust section links.
5358 (Sized_relobj::do_count_local_symbols): Adjust section links and
5359 symbol section indexes.
5360 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5361 ordinary and special symbols.
5362 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5363 dynsym_xindex parameters. Change all callers. Adjust section
5364 links. Use SHN_XINDEX when needed.
5365 (Sized_relobj::get_symbol_location_info): Adjust section links.
5366 Don't get fooled by special symbols.
5367 * object.h (class Xindex): Define.
5368 (class Object): Add xindex_ parameter. Declare virtual functoin
5369 do_initialize_xindex.
5370 (Object::adjust_sym_shndx): New function.
5371 (Object::set_xindex): New protected function.
5372 (class Symbol_value): Add is_ordinary_shndx_ field.
5373 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5374 (Symbol_value::value): Assert ordinary section.
5375 (Symbol_value::initialize_input_to_output_map): Likewise.
5376 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5378 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5380 (class Sized_relobj): Update declarations.
5381 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5382 parameter. Change all callers.
5383 (Sized_relobj::adjust_shndx): New function.
5384 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5386 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5387 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5388 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5389 (Sized_dynobj::read_dynsym_section): Adjust section links.
5390 (Sized_dynobj::read_dynamic): Likewise.
5391 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5393 (Sized_dynobj::do_initialize_xindex): New function.
5394 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5395 do_initialize_xindex.
5396 (Sized_dynobj::adjust_shndx): New function.
5397 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5398 dynsym_xindex_ fields.
5399 (Layout::finalize): Add a call to set_section_indexes before
5400 creating the symtab sections.
5401 (Layout::set_section_indexes): Don't do anything if the section
5402 already has a section index.
5403 (Layout::create_symtab_sections): Add shnum parameter. Change
5404 caller. Create .symtab_shndx section if needed.
5405 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5407 (Layout::allocated_output_section_count): New function.
5408 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5410 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5411 fields. Update declarations.
5412 (Layout::symtab_xindex): New function.
5413 (Layout::dynsym_xindex): New function.
5414 (class Write_symbols_task): Add layout_ field.
5415 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5417 * output.cc (Output_section_headers::Output_section_headers): Add
5418 shstrtab_section parameter. Change all callers.
5419 (Output_section_headers::do_sized_write): Store overflow values
5420 for section count and section string table section index in
5421 section header zero.
5422 (Output_file_header::do_sized_write): Check for overflow of
5423 section count and section string table section index.
5424 (Output_symtab_xindex::do_write): New function.
5425 (Output_symtab_xindex::endian_do_write): New function.
5426 * output.h (class Output_section_headers): Add shstrtab_section_.
5427 Update declarations.
5428 (class Output_symtab_xindex): Define.
5429 (Output_section::has_out_shndx): New function.
5430 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5432 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5434 (Sized_symbol::init): Likewise.
5435 (Symbol::output_section): Check for ordinary symbol.
5436 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5437 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5439 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5440 Change all callers. Simplify handling of symbols from sections
5441 not included in the link.
5442 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5444 (Weak_alias_sorter::operator()): Assert that symbols are
5446 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5448 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5449 parameters. Change all callers.
5450 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5451 symbol distinction. Use SHN_XINDEX when needed.
5452 (Symbol_table::write_section_symbol): Add symtab_xindex
5453 parameter. Change all callers.
5454 (Symbol_table::sized_write_section_symbol): Likewise. Use
5455 SHN_XINDEX when needed.
5456 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5458 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5459 (Symbol::is_defined): Check is_ordinary.
5460 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5461 (Symbol::is_absolute, Symbol::is_common): Likewise.
5462 (class Sized_symbol): Update declarations.
5463 (class Symbol_table): Update declarations.
5464 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5465 parameters. Change all callers.
5466 (Sized_symbol::override): Likewise.
5467 (Symbol_table::override): Likewise.
5468 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5469 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5470 is_ordinary, and orig_st_shndx parameters. Change all callers.
5471 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5472 to be in an ordinary section.
5473 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5474 object and is_ordinary parameters. Change all callers.
5475 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5476 Change all callers. Don't add undefined or non-ordinary symbols
5478 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5480 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5482 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5483 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5484 (Sized_relobj::relocate_sections): Likewise.
5485 * target-reloc.h (scan_relocs): Adjust section symbol index.
5486 (scan_relocatable_relocs): Likewise.
5487 * i386.cc (Scan::local): Check for ordinary symbols.
5488 * sparc.cc (Scan::local): Likewise.
5489 * x86_64.cc (Scan::local): Likewise.
5490 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5491 to symbol_section_and_value.
5492 * testsuite/many_sections_test.cc: New file.
5493 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5494 (check_PROGRAMS): Add many_sections_test.
5495 (many_sections_test_SOURCES): Define.
5496 (many_sections_test_DEPENDENCIES): Define.
5497 (many_sections_test_LDFLAGS): Define.
5498 (BUILT_SOURCES): Add many_sections_define.h.
5499 (many_sections_define.h): New target.
5500 (BUILT_SOURCES): Add many_sections_check.h.
5501 (many_sections_check.h): New target.
5502 (check_PROGRAMS): Add many_sections_r_test.
5503 (many_sections_r_test_SOURCES): Define.
5504 (many_sections_r_test_DEPENDENCIES): Define.
5505 (many_sections_r_test_LDFLAGS): Define.
5506 (many_sections_r_test_LDADD): Define.
5507 (many_sections_r_test.o): New target.
5508 * testsuite/Makefile.in: Rebuild.
5510 2008-04-17 Cary Coutant <ccoutant@google.com>
5512 * errors.cc (Errors::info): New function.
5513 (gold_info): New function.
5514 * errors.h (Errors::info): New function.
5515 * gold.h (gold_info): New function.
5516 * object.cc (Input_objects::add_object): Print trace output.
5517 * options.cc (options::parse_set): New function.
5518 (General_options::parse_wrap): Deleted.
5519 (General_options::General_options): Deleted initializer.
5520 * options.h (options::String_set): New typedef.
5521 (options::parse_set): New function.
5522 (DEFINE_set): New macro.
5523 (General_options::wrap): Changed to use DEFINE_set. Changed
5524 callers of any_wrap_symbols and is_wrap_symbol.
5525 (General_options::trace, General_options::trace_symbol):
5527 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5528 (General_options::wrap_symbols_): Deleted.
5529 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5531 2008-04-17 David S. Miller <davem@davemloft.net>
5533 * options.cc (General_options::parse_V): New function.
5534 * options.h: Add entries for -V and -Qy.
5536 2008-04-17 Ian Lance Taylor <iant@google.com>
5538 * common.cc (Symbol_table::allocate_commons): Remove options
5539 parameter. Change caller.
5540 (Symbol_table::do_allocate_commons): Remove options parameter.
5541 Change caller. Just call do_allocate_commons_list twice.
5542 (Symbol_table::do_allocate_commons_list): New function, broken out
5543 of do_allocate_commons.
5544 * common.h (class Allocate_commons_task): Remove options_ field.
5546 * symtab.cc (Symbol_table::Symbol_table): Initialize
5548 (Symbol_table::add_from_object): Put TLS common symbols on
5550 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5551 which are IN_OUTPUT_DATA.
5552 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5553 allocate_commons and do_allocate_commons declarations. Declare
5554 do_allocate_commons_list.
5555 * gold.cc (queue_middle_tasks): Update creation of
5556 Allocate_commons_task to not pass options.
5557 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5558 (TLS_TEST_C_FLAGS): New variable.
5559 (tls_test_c_pic.o): New target.
5560 (tls_test_shared.so): Link in tls_test_c_pic.o.
5561 (tls_test_c_pic_ie.o): New target.
5562 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5563 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5564 (tls_test_c.o): New target.
5565 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5566 (tls_pic_test_LDADD): Likewise.
5567 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5568 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5569 (tls_test_c_gnu2.o): New target.
5570 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5572 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5573 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5574 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5575 * testsuite/tls_test.cc: Include "config.h".
5576 (t_last): Call t11_last.
5577 * testsuite/tls_test.h (t11, t11_last): Declare.
5578 * testsuite/tls_test_c.c: New file.
5579 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5580 * configure.ac: Check for OpenMP support.
5581 * configure, config.in, Makefile.in: Rebuild.
5582 * testsuite/Makefile.in: Rebuild.
5584 2008-04-16 Cary Coutant <ccoutant@google.com>
5586 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5587 (Target_i386::tls_base_symbol_defined_): New field.
5588 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5589 (Target_i386::Scan::global): Likewise.
5590 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5591 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5592 (Target_x86_64::tls_base_symbol_defined_): New field.
5593 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5594 (Target_x86_64::Scan::global): Likewise.
5596 2008-04-16 Cary Coutant <ccoutant@google.com>
5598 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5599 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5600 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5601 building shared libraries.
5602 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5603 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5604 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5605 * testsuite/Makefile.in: Rebuild.
5606 * testsuite/weak_undef.h: New file.
5607 * testsuite/weak_undef_file1.cc: Add extra test cases.
5608 * testsuite/weak_undef_file2.cc: Likewise.
5609 * testsuite/weak_undef_test.cc: Likewise.
5611 2008-04-16 David S. Miller <davem@davemloft.net>
5613 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5614 Add issued_non_pic_error_ field. Declare check_non_pic.
5615 (Target_sparc::Scan::check_non_pic): New function.
5616 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5617 (Target_sparc::Scan::global): Likewise.
5619 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5620 * configure: Rebuild.
5622 * options.h (DEFINE_enable): New macro.
5623 (new_dtags): New enable option.
5624 (initfirst, interpose, loadfltr, nodefaultlib,
5625 nodelete, nodlopen, nodump): New -z options.
5626 * layout.cc (Layout:finish_dynamic_section): If new
5627 dtags enabled, emit DT_RUNPATH. Also, emit a
5628 DT_FLAGS_1 containing any specified -z flags.
5630 2008-04-16 Ian Lance Taylor <iant@google.com>
5632 * copy-relocs.cc: New file.
5633 * copy-relocs.h: New file.
5634 * reloc.cc: Remove Copy_relocs code.
5635 * reloc.h: Likewise.
5636 * reloc-types.h (struct Reloc_types) [both versions]: Add
5637 get_reloc_addend_noerror.
5638 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5639 variants of add_global which take an addend which must be zero.
5640 * i386.cc: Include "copy-relocs.h".
5641 (class Target_i386): Change type of copy_relocs_ to variable,
5643 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5645 (Target_i386::do_finalize_sections): Change handling of
5647 * sparc.cc: Include "copy-relocs.h".
5648 (class Target_sparc): Change type of copy_relocs_ to variable,
5650 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5652 (Target_sparc::do_finalize_sections): Change handling of
5654 * x86_64.cc: Include "copy-relocs.h".
5655 (class Target_x86_64): Change type of copy_relocs_ to variable,
5657 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5658 class. Change all callers.
5659 (Target_x86_64::do_finalize_sections): Change handling of
5661 * Makefile.am (CCFILES): Add copy-relocs.cc.
5662 (HFILES): Add copy-relocs.h.
5664 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5666 * testsuite/script_test_4.sh: Permit leading zeroes.
5668 2008-04-15 Ian Lance Taylor <iant@google.com>
5670 * script-sections.cc (Script_sections::create_segments): Use
5671 header_size_adjustment even when there is enough room for the
5673 * testsuite/script_test_4.sh: New file.
5674 * testsuite/script_test_4.t: New file.
5675 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5676 (check_DATA): Add script_test_4.stdout.
5677 (MOSTLYCLEANFILES): Likewise.
5678 (script_test_4): New target.
5679 (script_test_4.stdout): New target.
5680 * testsuite/Makefile.in: Rebuild.
5682 * sparc.cc: Add definitions for Output_data_plt_sparc class
5685 2008-04-14 David S. Miller <davem@davemloft.net>
5687 * sparc.cc: New file.
5688 * Makefile.am (TARGETSOURCES): Add sparc.cc
5689 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5690 * configure.tgt: Document targ_extra_size and
5691 targ_extra_big_endian. Add entries for sparc-* and
5693 * configure.ac: Handle targ_extra_size and
5694 targ_extra_big_endian.
5695 * Makefile.in: Rebuild.
5696 * configure: Likewise.
5697 * po/POTFILES.in: Likewise.
5698 * po/gold.pot: Likewise.
5700 2008-04-14 Ian Lance Taylor <iant@google.com>
5702 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5703 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5704 in the name/type/flags to section mapping. Don't call
5705 allocate_output_section.
5706 (Layout::choose_output_section): Change parameter from adjust_name
5707 to is_input_section. Don't permit input sections after sections
5708 are attached to segments. Don't call allocate_output_section.
5709 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5710 not write_enable_output_section.
5711 (Layout::make_output_section): Don't push to
5712 unattached_section_list_ nor call attach_to_segment. Call
5713 attach_section_to_segment if sections are attached.
5714 (Layout::attach_sections_to_segments): New function.
5715 (Layout::attach_section_to_segment): New function.
5716 (Layout::attach_allocated_section_to_segment): Rename from
5717 attach_to_segment. Remove flags parameter.
5718 (Layout::allocate_output_section): Remove function.
5719 (Layout::write_enable_output_section): Remove function.
5720 * layout.h (class Layout): Update for above changes. Add new
5721 field sections_are_attached_.
5722 * output.h (Output_section::update_flags_for_input_section): New
5724 * output.cc (Output_section::add_input_section): Call
5725 update_flags_for_input_section.
5726 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5728 2008-04-11 Cary Coutant <ccoutant@google.com>
5730 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5731 thought unnecessary.
5732 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5734 2008-04-11 Ian Lance Taylor <iant@google.com>
5736 * output.h (class Output_section_data): Remove inline definition
5738 * output.cc (Output_section_data::set_addralign): New function.
5740 2008-04-11 Cary Coutant <ccoutant@google.com>
5742 Add support for TLS descriptors for i386 and x86_64.
5743 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5744 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5745 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5747 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5748 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5749 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5751 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5752 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5753 Fix problem with initial-exec relocations.
5754 (Target_i386::Relocate::relocate_tls): Likewise.
5755 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5757 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5758 support for section-plus-offset dynamic table entries.
5759 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5760 (Output_data_dynamic::Dynamic_entry): Add support for
5761 section-plus-offset dynamic table entries.
5762 (Output_data_dynamic::Classification): Likewise.
5763 (Output_data_dynamic::classification_): Renamed offset_.
5764 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5765 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5766 (Target_x86_64::make_plt_section): New function.
5767 (Target_x86_64::reserve_tlsdesc_entries): New function.
5768 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5769 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5770 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5771 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5772 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5773 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5774 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5775 add extra PLT entry for TLS descriptors.
5776 (Output_data_plt_x86_64::got_): New field.
5777 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5778 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5780 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5782 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5783 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5784 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5785 R_386_TLS_DESC_CALL relocations.
5786 (Target_x86_64::Scan::global): Likewise.
5787 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5788 for TLS descriptors.
5789 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5790 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5791 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5792 GD-to-IE relaxation.
5793 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5794 and TLS_DESCRIPTORS.
5795 * Makefile.in: Rebuild.
5796 * configure: Rebuild.
5797 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5798 (tls_test_shared2.so): New target.
5799 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5800 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5801 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5802 (tls_shared_gd_to_ie_test_LDADD): New variable.
5803 (tls_shared_gnu2_gd_to_ie_test): New target.
5804 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5806 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5807 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5808 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5809 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5810 (tls_shared_gnu2_test): New target.
5811 (tls_test_gnu2_shared.so): New target.
5812 (tls_shared_gnu2_test_SOURCES): New variable.
5813 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5814 (tls_shared_gnu2_test_LDFLAGS): New variable.
5815 (tls_shared_gnu2_test_LDADD): New variable.
5816 * testsuite/Makefile.in: Rebuild.
5817 * testsuite/Makefile.
5819 2008-04-11 Ian Lance Taylor <iant@google.com>
5821 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5823 * testsuite/Makefile.in: Rebuild.
5825 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5827 * testsuite/script_test_2.cc (main): Adjust test.
5829 2008-04-11 David S. Miller <davem@davemloft.net>
5830 Ian Lance Taylor <iant@google.com>
5832 * options.h (General_options): Add entries for '-Y' and
5834 * options.cc (General_options:finalize): If -Y was used, add those
5835 entries to the library path instead of the default "/lib" and
5838 2008-04-11 David S. Miller <davem@davemloft.net>
5840 * testsuite/justsyms.t: Start at 0x100.
5841 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5842 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5844 * testsuite/script_test_2.cc: Adjust string and section length
5847 2008-04-09 Ian Lance Taylor <iant@google.com>
5850 * script-sections.cc (Sections_element::allocate_to_segment): Add
5852 (Output_section_definition::allocate_to_segment): Likewise.
5853 (Orphan_output_section::allocate_to_segment): Likewise.
5854 (Script_sections::attach_sections_using_phdrs_clause): Don't
5855 propagate non-PT_LOAD segments to orphan sections.
5856 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5857 readelf rather than objdump.
5858 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5859 .interp section and PT_INTERP segment are the same size.
5860 * testsuite/Makefile.in: Rebuild.
5862 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5863 aliases for symbols defined in the same object.
5864 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5865 (weak_alias_test_SOURCES): New variable.
5866 (weak_alias_test_DEPENDENCIES): New variable.
5867 (weak_alias_test_LDFLAGS): New variable.
5868 (weak_alias_test_LDADD): New variable.
5869 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5870 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5871 (weak_alias_test_3.o): New target.
5872 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5873 * testsuite/weak_alias_test_main.cc: New file.
5874 * testsuite/weak_alias_test_1.cc: New file.
5875 * testsuite/weak_alias_test_2.cc: New file.
5876 * testsuite/weak_alias_test_3.cc: New file.
5878 2008-04-08 Ian Lance Taylor <iant@google.com>
5880 * options.h (class General_options): Add --noinhibit-exec option.
5881 * main.cc (main): Check --noinhibit-exec.
5883 * options.h (class General_options): Define --wrap as a special
5884 option. Add wrap_symbols_ field.
5885 (General_options::any_wrap_symbols): New function.
5886 (General_options::is_wrap_symbol): New function.
5887 * options.cc (General_options::parse_wrap): New function.
5888 (General_options::General_options): Initialize wrap_symbols_.
5889 * symtab.cc (Symbol_table::wrap_symbol): New function.
5890 (Symbol_table::add_from_object): Handle --wrap.
5891 * symtab.h (class Symbol_table): Declare wrap_symbol.
5892 * target.h (Target::wrap_char): New function.
5893 (Target::Target_info): Add wrap_char field.
5894 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5895 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5896 * testsuite/testfile.cc (Target_test::test_target_info):
5899 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5902 * layout.h (class Layout): Add added_eh_frame_data_ field.
5903 * layout.cc (Layout::Layout): Initialize new field.
5904 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5905 output section until we find a section we merged successfully.
5906 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5907 that the size be non-zero.
5909 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5912 2008-04-08 Craig Silverstein <csilvers@google.com>
5914 * configure.ac: Export new conditional variable HAVE_ZLIB.
5915 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5917 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5918 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5920 2008-04-07 Ian Lance Taylor <iant@google.com>
5922 * version.cc (version_string): Set to "1.5".
5924 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5925 Add issued_non_pic_error_ field. Declare check_non_pic.
5926 (Target_x86_64::Scan::check_non_pic): New function.
5927 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5928 (Target_x86_64::Scan::global): Likewise.
5930 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5931 addend parameter. Change caller. Handle merge sections.
5932 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5933 Address to Addend. Don't add in the result of
5934 local_section_offset, pass down the addend and use the returned
5936 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5937 Update declarations of local_section_offset and symbol_value.
5938 * testsuite/two_file_test_1.cc (t18): New function.
5939 * testsuite/two_file_test_2.cc (f18): New function.
5940 * testsuite/two_file_test_main.cc (main): Call t18.
5941 * testsuite/two_file_test.h (t18, f18): Declare.
5943 * configure.ac: Don't test for objdump, c++filt, or readelf.
5944 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5946 (TEST_READELF): New variable.
5947 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5948 (check_PROGRAMS): Add two_file_strip_test.
5949 (two_file_strip_test): New target.
5950 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5951 (two_file_same_shared_strip_test_SOURCES): New variable.
5952 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5953 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5954 (two_file_same_shared_strip_test_LDADD): New variable.
5955 (two_file_shared_strip.so): New target.
5956 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5957 (ver_test_5.syms, ver_test_7.syms): Likewise.
5958 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5959 (strip_test_3.stdout): Use TEST_OBJDUMP.
5960 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5962 2008-04-04 Cary Coutant <ccoutant@google.com>
5964 * symtab.h (Symbol::is_weak_undefined): New function.
5965 (Symbol::is_strong_undefined): New function.
5966 (Symbol::is_absolute): New function.
5967 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5968 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5970 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5971 (weak_undef_test): New target.
5972 * testsuite/Makefile.in: Rebuild.
5973 * testsuite/weak_undef_file1.cc: New file.
5974 * testsuite/weak_undef_file2.cc: New file.
5975 * testsuite/weak_undef_test.cc: New file.
5977 2008-04-03 Craig Silverstein <csilvers@google.com>
5979 * compressed_output.h (class Output_compressed_section): Use
5981 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5983 (zlib_compressed_suffix): Removed.
5984 (Output_compressed_section::set_final_data_size): Use unsigned
5986 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5987 Fix linker invocation.
5988 (flagstest_o_specialfile_and_compress_debug_sections):
5990 * testsuite/Makefile.in: Regenerated.
5992 2008-04-02 David S. Miller <davem@davemloft.net>
5994 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5995 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5997 2008-04-02 Craig Silverstein <csilvers@google.com>
6001 2008-04-02 Ian Lance Taylor <iant@google.com>
6003 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6004 parameters. Update for new key type to views_. Change all
6006 (File_read::read): Adjust for byteshift in returned view.
6007 (File_read::add_view): New function, broken out of
6009 (File_read::make_view): New function, broken out of
6011 (File_read::find_or_make_view): Add offset and aligned
6012 parameters. Rewrite accordingly. Change all callers.
6013 (File_read::get_view): Add offset and aligned parameters. Adjust
6014 for byteshift in return value.
6015 (File_read::get_lasting_view): Likewise.
6016 * fileread.h (class File_read): Update declarations.
6017 (class File_read::View): Add byteshift_ field. Add byteshift to
6018 constructor. Add byteshift method.
6019 * archive.h (Archive::clear_uncached_views): New function.
6020 (Archive::get_view): Add aligned parameter. Change all callers.
6021 * object.h (Object::get_view): Add aligned parameter. Change all
6023 (Object::get_lasting_view): Likewise.
6025 * fileread.cc (File_read::release): Don't call clear_views if
6026 there are multiple objects.
6027 * fileread.h (File_read::clear_uncached_views): New function.
6028 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6031 2008-03-31 Cary Coutant <ccoutant@google.com>
6033 Add thin archive support.
6034 * archive.cc (Archive::armagt): New const.
6035 (Archive::setup): Remove task parameter and calls to unlock.
6036 (Archive::unlock_nested_archives): New function.
6037 (Archive::read_header): Add nested_off parameter. Change
6039 (Archive::interpret_header): Likewise.
6040 (Archive::include_all_members): Change to handle thin
6042 (Archive::include_member): Likewise.
6043 * archive.h (Archive::Archive): Add new parameters and
6045 (Archive::armagt): New const.
6046 (Archive::setup): Remove task parameter.
6047 (Archive::unlock_nested_archives): New function.
6048 (Archive::read_header): Add nested_off parameter.
6049 (Archive::interpret_header): Likewise.
6050 (Archive::Nested_archive_table): New typedef.
6051 (Archive::is_thin_archive_): New field.
6052 (Archive::nested_archives_): New field.
6053 (Archive::options_): New field.
6054 (Archive::dirpath_): New field.
6055 (Archive::task_): New field.
6056 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6057 for thin archives. Pass additional parameters to
6058 Archive::Archive. Unlock the archive file after calling
6061 2008-03-29 Ian Lance Taylor <iant@google.com>
6063 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6064 version symbol to be local.
6065 * testsuite/ver_test_4.sh: New file.
6066 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6067 (check_DATA): Add ver_test_4.syms.
6068 (ver_test_4.syms): New target.
6069 * testsuite/Makefile.in: Rebuild.
6072 (Output_section::Input_section_sort_entry::has_priority): New
6074 (Output_section::Input_section_sort_entry::match_file_name): New
6076 (Output_section::Input_section_sort_entry::match_section_name):
6078 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6080 (Output_section::Input_section_sort_entry::match_section_file):
6082 (Output_section::Input_section_sort_compare::operator()): Rewrite
6083 using new Input_section_sort_entry functions. Sort crtbegin and
6084 crtend first. Sort sections with no priority before sections with
6086 * testsuite/initpri1.c (d3): Check j != 4.
6087 (cd5): New constructor/destructor function.
6088 (main): Check j != 2.
6090 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6091 new symbol when resolving, don't call set_is_default.
6092 * testsuite/ver_test_7.cc: New file.
6093 * testsuite/ver_test_7.sh: New file.
6094 * testsuite/Makefile.am (ver_test_7.so): New target.
6095 (ver_test_7.o): New target.
6096 (check_SCRIPTS): Add ver_test_7.sh.
6097 (check_DATA): Add ver_test_7.syms.
6098 (ver_test_7.syms): New target.
6100 2008-03-28 Ian Lance Taylor <iant@google.com>
6102 * layout.cc (Layout::layout): If we see an input section with a
6103 name that needs sorting, set the must_sort flag for the output
6105 (Layout::make_output_section): If the name of the output section
6106 indicates that it might require sorting, set the may_sort flag.
6107 * output.h (Output_section::may_sort_attached_input_sections): New
6109 (Output_section::set_may_sort_attached_input_sections): New
6111 (Output_section::must_sort_attached_input_sections): New
6113 (Output_section::set_must_sort_attached_input_sections): New
6115 (class Output_section): Declare Input_section_sort_entry. Define
6116 Input_section_sort_compare. Declare
6117 sort_attached_input_sections. Add new fields:
6118 may_sort_attached_input_sections_,
6119 must_sort_attached_input_sections_,
6120 attached_input_sections_are_sorted_.
6121 * output.cc (Output_section::Output_section): Initialize new
6123 (Output_section::add_input_section): Add an entry to
6124 input_sections_ if may_sort or must_sort are true.
6125 (Output_section::set_final_data_size): Call
6126 sort_attached_input_sections if necessary.
6127 (Output_section::Input_section_sort_entry): Define new class.
6128 (Output_section::Input_section_sort_compare::operator()): New
6130 (Output_section::sort_attached_input_sections): New function.
6131 * configure.ac: Check whether the compiler supports constructor
6132 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6133 * testsuite/initpri1.c: New file.
6134 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6135 CONSTRUCTOR_PRIORITY.
6136 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6137 (initpri1_LDFLAGS): New variable.
6138 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6140 2008-03-27 Ian Lance Taylor <iant@google.com>
6142 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6143 * testsuite/common_test_1.c: New file.
6144 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6145 (common_test_1_SOURCES): New variable.
6146 (common_test_1_DEPENDENCIES): New variable.
6147 (common_test_1_LDFLAGS): New variable.
6149 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6150 and commons_ correctly when NAME/VERSION does not override
6152 * testsuite/ver_test_6.c: New file.
6153 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6154 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6155 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6157 2008-03-26 Ian Lance Taylor <iant@google.com>
6159 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6160 of an undefined symbol from a version script.
6161 * testsuite/Makefile.am (ver_test_5.so): New target.
6162 (ver_test_5.o): New target.
6163 (check_SCRIPTS): Add ver_test_5.sh.
6164 (check_DATA): Add ver_test_5.syms.
6165 (ver_test_5.syms): New target.
6166 * testsuite/ver_test_5.cc: New file.
6167 * testsuite/ver_test_5.script: New file.
6168 * testsuite/ver_test_5.sh: New file.
6169 * Makefile.in, testsuite/Makefile.in: Rebuild.
6172 Fix problems building gold with gcc 4.3.0.
6173 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6174 (gold_error_at_location, gold_warning_at_location): Use it.
6175 * configure.ac: Check whether we can compile and use a template
6176 function with a printf attribute.
6177 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6178 when jumping over bytes.
6179 * object.cc: Instantiate Object::read_section_data.
6180 * debug.h: Include <cstring>
6181 * dwarf_reader.cc: Include <algorithm>
6182 * main.cc: Include <cstring>.
6183 * options.cc: Include <cstring>.
6184 * output.cc: Include <cstring>.
6185 * script.cc: Include <cstring>.
6186 * script.h: Include <string>.
6187 * symtab.cc: Include <cstring> and <algorithm>.
6188 * target-select.cc: Include <cstring>.
6189 * version.cc: Include <string>.
6190 * testsuite/testmain.cc: Include <cstdlib>.
6191 * configure, config.in: Rebuild.
6193 2008-03-25 Ian Lance Taylor <iant@google.com>
6195 * options.cc: Include "../bfd/bfdver.h".
6196 (options::help): Print bug reporting address.
6198 * version.cc (print_version): Adjust output for current value of
6203 * options.cc (options::help): Print list of supported targets.
6204 * target-select.h: Include <vector>.
6205 (class Target_selector): Make machine_, size_, and is_big_endian_
6206 fields const. Add bfd_name_ and instantiated_target_ fields.
6207 (Target_selector::Target_selector): Add bfd_name parameter.
6208 (Target_selector::recognize): Make non-virtual, call
6210 (Target_selector::recognize_by_name): Make non-virtual, call
6211 do_recognize_by_name.
6212 (Target_selector::supported_names): New function.
6213 (Target_selector::bfd_name): New function.
6214 (Target_selector::do_instantiate_target): New pure virtual
6216 (Target_selector::do_recognize): New virtual function.
6217 (Target_selector::do_recognize_by_name): New virtual function.
6218 (Target_selector::instantiate_target): New private function.
6219 (supported_target_names): Declare.
6220 * target-select.cc (Target_selector::Target_selector): Update for
6221 new parameter and fields.
6222 (select_target_by_name): Check that the name matches before
6223 calling recognize_by_name.
6224 (supported_target_names): New function.
6225 * i386.cc (class Target_selector_i386): Update Target_selector
6226 constructor call. Remove recognize and recognize_by_name. Add
6227 do_instantiate_target.
6228 * x86_64.cc (class Target_selector_x86_64): Likewise.
6229 * testsuite/testfile.cc (class Target_selector_test): Update for
6230 changes to Target_selector.
6232 * README: Rewrite, with some notes on unsupported features.
6234 2008-03-24 Cary Coutant <ccoutant@google.com>
6236 * i386.cc (Target_i386::Got_type): New enum declaration.
6237 (Target_i386::Scan::local): Updated callers of Output_data_got
6239 (Target_i386::Scan::global): Likewise.
6240 (Target_i386::Relocate::relocate): Likewise.
6241 (Target_i386::Relocate::relocate_tls): Likewise.
6242 * object.h (Got_offset_list): New class.
6243 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6244 (Sized_relobj::local_got_offset): Likewise.
6245 (Sized_relobj::set_local_got_offset): Likewise.
6246 (Sized_relobj::local_has_tls_got_offset): Removed.
6247 (Sized_relobj::local_tls_got_offset): Removed.
6248 (Sized_relobj::set_local_tls_got_offset): Removed.
6249 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6250 * output.cc (Output_data_got::add_global): Added got_type parameter.
6251 (Output_data_got::add_global_with_rel): Likewise.
6252 (Output_data_got::add_global_with_rela): Likewise.
6253 (Output_data_got::add_global_pair_with_rel): New function.
6254 (Output_data_got::add_global_pair_with_rela): New function.
6255 (Output_data_got::add_local): Added got_type parameter.
6256 (Output_data_got::add_local_with_rel): Likewise.
6257 (Output_data_got::add_local_with_rela): Likewise.
6258 (Output_data_got::add_local_pair_with_rel): New function.
6259 (Output_data_got::add_local_pair_with_rela): New function.
6260 (Output_data_got::add_global_tls): Removed.
6261 (Output_data_got::add_global_tls_with_rel): Removed.
6262 (Output_data_got::add_global_tls_with_rela): Removed.
6263 (Output_data_got::add_local_tls): Removed.
6264 (Output_data_got::add_local_tls_with_rel): Removed.
6265 (Output_data_got::add_local_tls_with_rela): Removed.
6266 * output.h (Output_data_got::add_global): Added got_type parameter.
6267 (Output_data_got::add_global_with_rel): Likewise.
6268 (Output_data_got::add_global_with_rela): Likewise.
6269 (Output_data_got::add_global_pair_with_rel): New function.
6270 (Output_data_got::add_global_pair_with_rela): New function.
6271 (Output_data_got::add_local): Added got_type parameter.
6272 (Output_data_got::add_local_with_rel): Likewise.
6273 (Output_data_got::add_local_with_rela): Likewise.
6274 (Output_data_got::add_local_pair_with_rel): New function.
6275 (Output_data_got::add_local_pair_with_rela): New function.
6276 (Output_data_got::add_global_tls): Removed.
6277 (Output_data_got::add_global_tls_with_rel): Removed.
6278 (Output_data_got::add_global_tls_with_rela): Removed.
6279 (Output_data_got::add_local_tls): Removed.
6280 (Output_data_got::add_local_tls_with_rel): Removed.
6281 (Output_data_got::add_local_tls_with_rela): Removed.
6282 * resolve.cc (Symbol::override_base_with_special): Removed
6283 reference to has_got_offset_ field.
6284 * symtab.cc (Symbol::init_fields): Replaced initialization
6285 of got_offset_ with got_offsets_. Removed initialization
6287 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6288 (Symbol::got_offset): Likewise.
6289 (Symbol::set_got_offset): Likewise.
6290 (Symbol::has_tls_got_offset): Removed.
6291 (Symbol::tls_got_offset): Removed.
6292 (Symbol::set_tls_got_offset): Removed.
6293 (Symbol::got_offset_): Removed.
6294 (Symbol::tls_mod_got_offset_): Removed.
6295 (Symbol::tls_pair_got_offset_): Removed.
6296 (Symbol::got_offsets_): New field.
6297 (Symbol::has_got_offset): Removed.
6298 (Symbol::has_tls_mod_got_offset): Removed.
6299 (Symbol::has_tls_pair_got_offset): Removed.
6300 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6301 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6303 (Target_x86_64::Scan::global): Likewise.
6304 (Target_x86_64::Relocate::relocate): Likewise.
6305 (Target_x86_64::Relocate::relocate_tls): Likewise.
6307 2008-03-25 Ben Elliston <bje@au.ibm.com>
6309 * yyscript.y: Fix spelling error in comment.
6311 2008-03-24 Ian Lance Taylor <iant@google.com>
6313 * options.h (class General_options): Define build_id option.
6314 * layout.h (class Layout): Declare write_build_id, create_note,
6315 create_build_id. Add build_id_note_ member.
6316 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6317 "libiberty.h", "md5.h", "sha1.h".
6318 (Layout::Layout): Initialize eh_frame_data_,
6319 eh_frame_hdr_section_, and build_id_note_.
6320 (Layout::finalize): Call create_build_id.
6321 (Layout::create_note): New function, broken out of
6322 Layout::create_gold_note.
6323 (Layout::create_gold_note): Call create_note.
6324 (Layout::create_build_id): New function.
6325 (Layout::write_build_id): New function.
6326 (Close_task_runner::run): Call write_build_id.
6328 * x86_64.cc: Correct license to GPLv3.
6330 2008-03-23 Ian Lance Taylor <iant@google.com>
6332 * options.cc: Include "demangle.h".
6333 (parse_optional_string): New function.
6334 (parse_long_option): Handle takes_optional_argument.
6335 (parse_short_option): Update dash_z initializer. Handle
6336 takes_optional_argument.
6337 (General_options::General_options): Initialize do_demangle_.
6338 (General_options::finalize): Set do_demangle_. Handle demangling
6340 * options.h (parse_optional_string): Declare.
6341 (struct One_option): Add optional_arg field. Update constructor.
6342 Update call constructor calls. Add takes_optional_argument
6344 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6345 (DEFINE_optional_string): Define.
6346 (General_options::demangle): Change from DEFINE_bool to
6347 DEFINE_optional_string.
6348 (General_options::no_demangle): New function.
6349 (General_options::do_demangle): New function.
6350 (General_options::set_do_demangle): New function.
6351 (General_options::execstack_status_): Move definition to end of
6353 (General_options::static_): Likewise.
6354 (General_options::do_demangle_): New field.
6355 * object.cc (big_endian>::get_symbol_location_info): Call
6356 Options::do_demangle, not Options::demangle.
6357 * symtab.cc (demangle): Likewise.
6359 2008-03-22 Ian Lance Taylor <iant@google.com>
6361 * gold.h: Include <cstddef> and <sys/types.h>
6362 * options.h: Include <cstring>.
6364 2008-03-21 Ian Lance Taylor <iant@google.com>
6366 * Added source code to GNU binutils.