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2010-01-202010-01-20 Doug Kwan <dougkwan@google.com>Doug Kwan7-113/+95
* arm.cc (Target_arm::Arm_input_section_map): Change key type from Input_section_specifier to Section_id. (Target_arm::new_arm_input_section: Adjust code for change of key type. (Target_arm::find_arm_input_section): Ditto. * gc.h (object.h): Include for Section_id nand Section_id_hash. (Section_id): Remove. (Garbage_collection::Section_id_hash): Remove. * icf.h (object.h): Include for Section_id nand Section_id_hash. (Section_id): Remove. (Icf::Section_id_hash): Remove. * object.h (Section_id, Const_section_id, Section_id_hash, Const_section_id_hash): New type definitions. * output.cc (Output_section::add_relaxed_input_section): Change to use Const_section_id instead of Input_section_specifier as key type. (Output_section::add_merge_input_section): Ditto. (Output_section::build_relaxation_map): Change to use Section_id instead of Input_section_specifier as key type. (Output_section::convert_input_sections_in_list_to_relaxed_sections): Ditto. (Output_section::convert_input_sections_to_relaxed_sections): Change to use Const_section_id instead of Input_section_specifier as key type. (Output_section::find_merge_section): Ditto. (Output_section::find_relaxed_input_section): Ditto. * output.h (Input_section_specifier): Remove class. (Output_section::Output_section_data_by_input_section_map): Change key type to Const_section_id. (Output_section::Output_relaxed_input_section_by_input_section_map): Ditto. (Output_section::Relaxation_map): Change key type to Section_id.
2010-01-20 * gold/arm.cc: Added support for R_ARM_V4BX relocationIan Lance Taylor2-6/+296
(class Arm_v4bx_stub): New class. (DEF_STUBS): Updated definition to support v4_veneer_bx. (Stub_factory::make_arm_v4bx_stub): New method. (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template. (Stub_table::empty): Handle v4bx stubs. (Stub_table::add_arm_v4bx_stub): New method. (Stub_table::find_arm_v4bx_stub): New method. (Arm_relocate_functions::v4bx): New method. (Target_arm::fix_v4bx): New method. (Target_arm::Target_arm): Handle R_ARM_V4BX. (Stub_table::relocate_stubs): Likewise. (Stub_table::do_write): Likewise. (Stub_table::update_data_size_and_addralign): Likewise. (Stub_table::finalize_stubs): Likewise. (Target_arm::Scan::local): Likewise. (Target_arm::Scan::global): Likewise. (Target_arm::do_finalize_sections): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Likewise. (Target_arm::scan_reloc_for_stub): Likewise. (Target_arm::scan_reloc_section_for_stubs): Likewise.
2010-01-19elfcpp/:Ian Lance Taylor2-3/+15
* elfcpp.h (PN_XNUM): Define. gold/: * output.cc (Output_section_headers::do_sized_write): Write large segment count to sh_info field. (Output_file_header::do_sized_write): For large segment count, write PN_XNUM to e_phnum field.
2010-01-15 * arm.cc (Arm_relocate_functions::thm_jump6): New function.Ian Lance Taylor2-0/+99
(Arm_relocate_functions::thm_jump8): New function. (Arm_relocate_functions::thm_jump11): New function. (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8, R_ARM_THM_JUMP11. (Target_arm::Scan::global): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2010-01-152010-01-14 Doug Kwan <dougkwan@google.com>Doug Kwan4-33/+178
* arm.cc (map, utility): Include headers. (Target_arm::apply_cortex_a8_workaround): New method. (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround. (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19. (Target_arm::Scan::global): R_ARM_THM_JUMP19. (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to the --[no-]fix-cortex-a8 command line options. (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19. (Target_arm::relocate_stub): Use addend in instruction template. * options.h (DEFINE_bool): Set the user-set flag. (General_options): Add --[no-]-fix-cortex options. * output.cc (Output_section::convert_input_sections_to_relaxed_sections) : Update fast look-up map after conversion.
2010-01-15 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stackSriraman Tallam2-1/+6
in the first pass of do_layout.
2010-01-142010-01-13 Doug Kwan <dougkwan@google.com>Doug Kwan2-6/+17
* arm.cc (Arm_relobj::section_needs_reloc_stub_scanning, Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an apparent compiler problem of not folding static constant integral data members of elfcpp::Elf_sizes<32>.
2010-01-132010-01-13 Doug Kwan <dougkwan@google.com>Doug Kwan2-73/+435
* arm.cc (Arm_relobj::section_needs_reloc_stub_scanning, Arm_relobj::section_needs_cortex_a8_stub_scanning, Arm_relobj::scan_section_for_cortex_a8_erratum, Arm_relobj::scan_span_for_cortex_a8_erratum): New methods. (Arm_relobj::scan_sections_for_stubs): Move code deciding what sections to scan for relocation stubs into a new method Arm_relobj::section_needs_reloc_stub_scanning. Handle both relocation and Cortex-A8 stub scanning. (Target_arm::do_relax): Force stubs to be after stubbed sections if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at the beginning of a new relaxation pass. Update a comment. (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
2010-01-13I forgot to commit this.Ian Lance Taylor1-0/+9
2010-01-132010-01-12 Doug Kwan <dougkwan@google.com>Doug Kwan2-23/+120
* arm.cc (Cortex_a8_reloc): New class. (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_ and cortex_a8_relocs_info_. (Target_arm::fix_cortex_a8): New method definition. (Target_arm::Cortex_a8_relocs_info): New type. (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_): New data member declarations. (Target_arm::scan_reloc_for_stub): Record information about relocations for THUMB branches that might be exempted from the Cortex-A8 workaround. (Target_arm::do_relax): Clear all Cortex-A8 relocation information at the beginning of a relaxation pass.
2010-01-132010-01-12 Doug Kwan <dougkwan@google.com>Doug Kwan2-1/+76
* arm.cc (Arm_relobj::mapping_symbols_info_): New data member. (Arm_relobj::Mapping_symbol_position, Arm_reloj::Mapping_symbol_position_less, Arm_relobj::Mapping_symbols_info): New types. (Target_arm::is_mapping_symbol_name): New method definition. (Arm_relobj::do_count_local_symbols): Save information about mapping symbols.
2010-01-12 * target-reloc.h (visibility_error): New inline function.Ian Lance Taylor4-2/+84
(relocate_section): Call visibility_error. * testsuite/Makefile.am (check_DATA): Add protected_3.err. (MOSTLYCLEANFILES): Likewise. (protected_4_pic.o, protected_3.err): New targets. * testsuite/protected_4.cc: New file.
2010-01-122010-01-11 Doug Kwan <dougkwan@google.com>Doug Kwan2-50/+159
* arm.cc (Arm_relocate_functions::thumb32_branch_offset, Arm_relocate_functions::thumb32_branch_upper, Arm_relocate_functions::thumb32_branch_lower, Arm_relocate_functions::thumb32_cond_branch_offset, Arm_relocate_functions::thumb32_cond_branch_upper, Arm_relocate_functions::thumb32_cond_branch_lower, Arm_relocate_functions::thm_jump19): New methods to handle THUMB branch offset encoding. (Arm_relocate_functions::thumb_branch_common): Use new branch offset encoding methods to avoid code duplication. (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE. (Stub_addend_reader::operator()): Use new branch encoding method to avoid code duplication.
2010-01-122010-01-11 Doug Kwan <dougkwan@google.com>Doug Kwan3-15/+70
* arm.cc (Arm_relobj::do_gc_process_relocs): New method. (Target_arm::do_finalize_sections): Define special EXIDX section symbols only if referenced. * gc.h (Garbage_collection::add_reference): New method. (gc_process_relocs): Use Garbage_collection::add_reference to avoid code duplication.
2010-01-12 * script.cc (Version_script_info::build_expression_list_lookup):Ian Lance Taylor2-3/+7
Change complaing about duplicate wildcard match from error to warning.
2010-01-12 * script.cc (class Lazy_demangler): Recreate--revert part of patchIan Lance Taylor6-173/+467
of 2009-12-30. (Version_script_info::Version_script_info): Initialize globs_, default_version_, default_is_global_, and exact_. Don't initialize globals_ or locals_. (Version_script_info::build_lookup_tables): Build local symbols first. (Version_script_info::unquote): New function. (Version_script_info::add_exact_match): New function. (Version_script_info::build_expression_list_lookup): Remove lookup parameter. Add is_global parameter. Change all callers. Handle wildcard pattern specially. Unquote pattern. Call add_exact_match. (Version_script_info::get_name_to_match): New function. (Version_script_info::get_symbol_version): New function. (Version_script_info::get_symbol_version_helper): Remove. (Version_script_info::check_unmatched_names): Call unquote. * script.h (class Version_script_info): Change get_symbol_version to be non-inline and add is_global parameter; change all callers. Rewrite symbol_is_local. Update declarations. Define struct Version_tree_match, Exact, Globs. Don't define struct Lookup. Remove globals_ and locals_ members. Add exact_, globs_, default_version_, is_global_. (Version_script_info::Glob): Remove pattern, add expression and is_global. Update constructor. Change all callers. * dynobj.cc (Versions::finalize): Mark the version symbol as the default version. (Versions::symbol_section_contents): If a symbol is undefined, or defined in a dynamic object, set the version index to VER_NDX_LOCAL. * symtab.cc (Symbol_table::add_from_relobj): Don't call symbol_is_local. (Symbol_table::add_from_pluginobj): Likewise. * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
2010-01-112010-01-11 Doug Kwan <dougkwan@google.com>Doug Kwan3-4/+13
* Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency. (incremental_dump_LDADD): Add linking option for libintl. * Makefile.in: Regenerate.
2010-01-11Use --dyn-syms instead of -DsH.J. Lu3-2/+9
2010-01-11 H.J. Lu <hongjiu.lu@intel.com> PR gold/11144 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms instead of -Ds. * testsuite/Makefile.in: Regenerated.
2010-01-112010-01-10 Doug Kwan <dougkwan@google.com>Doug Kwan2-1/+12
* options.h (DEFINE_var): Use parentheses around argument varname__ in macro body to avoid any unintended subsequent substitutions.
2010-01-11 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODRIan Lance Taylor2-32/+35
candidates before doing symbol resolution.
2010-01-11 * resolve.cc (Symbol_table::resolve): Add symbols to the list ofIan Lance Taylor2-5/+12
ODR candidates if only one is weak.
2010-01-09 * script.cc (Version_script_info::build_expression_list_lookup):Ian Lance Taylor2-6/+24
Don't warn about ambiguous version, just record the ambiguity. (Version_script_info::get_symbol_version_helper): Give error if version is ambiguous.
2010-01-092010-01-08 Doug Kwan <dougkwan@google.com>Doug Kwan2-84/+326
* arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_, prev_data_size_ and prev_addralign_. Remove initializer for deleted data member has_been_changed_. (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_ to determine if the table is empty. (Stub_table::has_been_changed, Stub_table_set_has_been_changed): Remove. (Stub_table::add_reloc_stub): Define method in class definition instead of just declaring it there. (Stub_table::add_cortex_a8_stub): New method definition. (Stub_table::update_data_size_and_addralign): Ditto. (Stub_table::finalize_stubs): Ditto. (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto. (Stub_table::do_addralign_): Return address alignment in the (Stub_table::do_reset_address_and_file_offset): Define method in class definition instead of declaring it there. Set current data size to be the data size of the previous pass. (Stub_table::set_final_data_size): Use current data size as the final data size. (Stub_table::relocate_stub): Change parameter type of stub from Reloc_stub pointer to Stub pointer. (Stub_table::addralign_, Stub_table::has_been_changed_): Remove. (Stub_table::Cortex_a8_stub_list): New typedef. (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_, Stub_table::prev_addralign_): New data member. (Arm_relobj::Arm_relobj): Initialize data member section_has_cortex_a8_workaround_. (Arm_relobj::section_has_cortex_a8_workaround, Arm_relobj::mark_section_for_cortex_a8_workaround): New method definitions. (Arm_relobj::section_has_cortex_a8_workaround_): New data member declarations. (Target_arm::relocate_stub): Change parameter type of stub from Reloc_stub pointer to Stub pointer. (Insn_template::size, Insn_template::alignment): Handle THUMB16_SPECIAL_TYPE. (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs, Stub_table::update_data_size_and_addralign, Stub_table::apply_cortex_a8_workaround_to_address_range): New method definitions. (Stub_table::relocate_stubs): Handle Cortex-A8 stubs. (Stub_table::do_write): Ditto. (Target_arm::do_relax): Adjust code for changes in Stub_table.
2010-01-09 PR 11108Ian Lance Taylor5-67/+117
* symtab.h (class Symbol): Remove fields is_target_special_ and has_plt_offset_. Add field is_defined_in_discarded_section_. (Symbol::is_defined_in_discarded_section): New function. (Symbol::set_is_defined_in_discarded_section): New function. (Symbol::has_plt_offset): Rewrite. (Symbol::set_plt_offset): Verify that new offset is not -1U. * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U. Don't initialize is_target_special_ or has_plt_offset_. Initialize is_defined_in_discarded_section_. (Symbol_table::add_from_relobj): If appropriate, set is_defined_in_discarded_section. * resolve.cc (Symbol::override_base_with_special): Don't test is_target_special_. Change has_plt_offset_ to has_plt_offset(). * target-reloc.h (relocate_section): Do special handling for symbols defined in discarded sections for global symbols as well as local symbols.
2010-01-08 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL inIan Lance Taylor2-0/+6
the SHT_SYMTAB case.
2010-01-08 * object.cc (Sized_relobj::do_layout): Don't get confused ifIan Lance Taylor2-2/+7
layout_eh_frame returns NULL.
2010-01-08 PR 11084Ian Lance Taylor2-1/+31
* dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no dynamic symbol table, use the normal symbol table. (Sized_dynobj::do_read_symbols): Remove assertion about type of symbol table.
2010-01-08 PR 11072Ian Lance Taylor2-0/+11
* layout.cc (Layout::include_section): Remove .gnu_debuglink sections.
2010-01-08Change to "Copyright 2010"H.J. Lu2-2/+7
2010-01-08 PR 10287Ian Lance Taylor7-47/+477
PR 11063 * i386.cc (class Target_i386): Change return type of plt_section to be non-const. (class Output_data_plt_i386): Add tls_desc_rel_ field. (Output_data_plt_i386::Output_data_plt_i386): Initialize tls_desc_rel_ field. (Output_data_plt_i386::rel_tls_desc): New function. (Target_i386::rel_tls_desc_section): New function. (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling. (Target_i386::Scan::global): For R_386_TLS_GOTDESC put R_386_TLS_DESC reloc in rel_tls_desc_section. * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field. Define struct Tlsdesc_info. (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_. (Target_x86_64::do_reloc_symbol_index): New function. (Target_x86_64::add_tlsdesc_info): New function. (class Output_data_plt_x86_64): Add tlsdesc_rel_ field. (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize tlsdesc_rel_ field. (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change all callers. (Output_data_plt_x86_64::rela_tlsdesc): New function. (Target_x86_64::rela_tlsdesc_section): New function. (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC handling. (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put (Target_x86_64::do_reloc_addend): New function. R_X86_64_TLSDESC reloc in rela_tlsdesc_section. * output.h (class Output_reloc) [SHT_REL]: Add new constructor declarations. Define TARGET_CODE. Add arg field to u1_ union. (Output_reloc::type): New function. (Output_reloc::is_local_section_symbol): Check for TARGET_CODE. (Output_reloc::is_target_specific): New function. (Output_reloc::target_arg): New function. (class Output_reloc) [SHT_RELA]: Add four new constructors for absolute relocs and target specific relocs. (class Output_data_reloc) [SHT_REL]: Add add_absolute and add_target_specific. (class Output_data_reloc) [SHT_RELA]: Likewise. * output.cc (Output_reloc::Output_reloc): Add four new versions for absolute relocs and target specific relocs. (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case. (Output_reloc::get_symbol_index): Likewise. (Output_reloc::local_section_offset): Check that local_sym_index_ is not TARGET_CODE or 0. (Output_reloc::symbol_value): Likewise. (Output_reloc::write) [SHT_RELA]: Call target for target specific reloc. * target.h (class Target): Add reloc_symbol_index and reloc_addend functions. Add do_reloc_symbol_index and do_reloc_addend virtual functions. * layout.cc (add_target_dynamic_tags): Use output section for DT_PLTRELSZ and DT_JMPREL.
2010-01-07 PR 11061Ian Lance Taylor5-9/+79
* output.h (class Output_reloc) [SHT_RELA]: Add is_relative function. (class Output_data_reloc_generic): Define. (class Output_data_reloc_base): Change base class to Output_data_reloc_generic. Change add() method to call bump_relative_reloc_count for a relative reloc. Remove sort_relocs_ field. * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_ to sort_relocs(). * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if appropriate. * layout.h (class Layout): Update declaration.
2010-01-07 * output.h (class Output_data): Add const version ofIan Lance Taylor9-165/+151
output_section and do_output_section. (class Output_section_data): Add const version of do_output_section. (class Output_section): Likewise. * layout.cc (Layout::add_target_dynamic_tags): New function. * layout.h (class Layout): Update declarations. * arm.cc (Target_arm::do_finalize_sections): Use add_target_dynamic_tags. * i386.cc (Target_i386::do_finalize_sections): Likewise. * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise. * sparc.cc (Target_sparc::do_finalize_sections): Likewise. * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2010-01-07 PR 11042Ian Lance Taylor2-0/+9
* copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic object as needed.
2010-01-07 PR 11019Ian Lance Taylor2-0/+51
* object.cc: Instantiate Xindex::initialize_symtab_xindex and Xindex::read_symtab_xindex.
2010-01-072010-01-07 Doug Kwan <dougkwan@google.com>Doug Kwan2-66/+231
* arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE. (Insn_template::thumb16_bcond_insn): New method declaration. (Insn_template): Fix spelling. (Stub::thumb16_special): New method declaration. (Stub::do_write): Define virtual method which was previously pure virtual. (Stub::do_thumb16_special): New method declaration. (Stub::do_fixed_endian_write): New template member. (Reloc_stub::do_write): Remove. (Reloc_stub::do_fixed_endian_write): Remove. (Cortex_a8_stub): New class definition. (Stub_factory::make_cortex_a8_stub): New method definition. (Stub_factory::Stub_factory): Add missing static storage class qualifier for elf32_arm_stub_a8_veneer_blx.
2010-01-07 PR 10980Ian Lance Taylor3-6/+32
* options.h (class General_options): Add --warn-unresolved-symbols and --error-unresolved-symbols. * errors.cc (Errors::undefined_symbol): Implement --warn-unresolved-symbols.
2010-01-07 * options.h (class General_options): Add -z text and -z textoff.Ian Lance Taylor3-2/+15
* layout.cc (Layout::finish_dynamic_section): Implement -z text.
2010-01-07 * gc.h (Garbage_collection::Cident_section_map): New typedef.Sriraman Tallam9-11/+198
(Garbage_collection::cident_sections): New function. (Garbage_collection::add_cident_section): New function. (Garbage_collection::cident_sections_): New member. (gc_process_relocs): Add references to sections whose names are C identifiers. * gold.h (cident_section_start_prefix): New constant. (cident_section_stop_prefix): New constant. (is_cident): New function. * layout.cc (Layout::define_section_symbols): Replace string constants with the newly defined constants. * object.cc (Sized_relobj::do_layout): Track sections whose names are C identifiers. * testsuite/Makefile.am: Add gc_orphan_section_test. * testsuite/Makefile.in: Regenerate. * testsuite/gc_orphan_section_test.cc: New file. * testsuite/gc_orphan_section_test.sh: New file.
2010-01-07 PR 10980Ian Lance Taylor3-0/+13
* options.h (class General_options): Add --warn-shared-textrel. * layout.cc (Layout::finish_dynamic_section): Implement --warn-shared-textrel.
2010-01-07 PR 10980Ian Lance Taylor2-0/+8
* options.h (class General_options): Add --warn-multiple-gp.
2010-01-07 * Makefile.am (incremental_dump_DEPENDENCIES): RemoveIan Lance Taylor3-5/+8
$(THREADSLIB) and $(LIBDL). * Makefile.in: Rebuild.
2010-01-06 PR 10980Ian Lance Taylor6-15/+141
* options.cc (General_options::parse_section_start): New function. (General_options::section_start): New function. (General_options::General_options): Initialize all members. * options.h: Include <map> (class General_options): Add --section-start. Add section_starts_ member. * layout.cc (Layout::attach_allocated_section_to_segment): If --section-start was used, set the address of the segment. Remove local sort_sections. (Layout::relaxation_loop_body): If the address of the load segment has been set by --section-start, don't use it. * output.h (Output_segment::update_flags_for_output_section): New function. * output.cc (Output_segment::add_output_section): Call update_flags_for_output_section.
2010-01-06 PR 10980Ian Lance Taylor5-8/+116
* options.h (class General_options): Add --undefined-version. * script.cc (struct Version_expression): Add was_matched_by_symbol field. (Version_script_info::matched_symbol): New function. (Version_script_info::get_symbol_version_helper): Call matched_symbol. (Version_script_info::check_unmatched_names): New function. * script.h (class Version_script_info): Update declarations. * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2010-01-05 * options.h (class General_options): Use DEFINE_bool_alias forIan Lance Taylor3-6/+10
allow_multiple_definition. * resolve.cc (Symbol_table::should_override): Don't test allow_multiple_definition.
2010-01-05 PR 10980Ian Lance Taylor12-21/+276
* options.h (class General_options): Add --cref. * main.cc (main): Print cref table if --cref. Don't close mapfile until after printing cref table. * cref.cc: Include "symtab.h". (class Cref_inputs): Define Cref_table_compare and Cref_table. (Cref_table_compare::operator()): New function. (Cref_inputs::gather_cref): New function. (filecol): New static const. (Cref_inputs::print_cref): New function. (Cref::print_cref): New function. * cref.h: Include <cstdio>. (class Cref): Update declarations. * mapfile.h (Mapfile::file): New function. * object.h (class Object): Define Symbols. Declare virtual do_get_global_symbols. (Object::get_global_symbols): New function. * object.cc (Input_objects::add_object): Pass object to cref_ if --cref. (Input_objects::archive_start): Likewise. (Input_objects::archive_stop): Likewise. (Input_objects::print_cref): New function. * dynobj.h (Sized_dynobj::do_get_global_symbols): New function. * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if --cref. * plugin.cc (Sized_pluginobj::do_get_global_symbols): New function. * plugin.h (class Sized_pluginobj): Update declarations.
2010-01-05 * symtab.cc (Symbol_table::add_from_object): Rename def parameterIan Lance Taylor2-53/+68
to is_default_version. Rename insdef to insdefault. (Symbol_table::add_from_relobj): Rename def to is_default_version and local to is_forced_local. (Symbol_table::add_from_pluginobj): Likewise. (Symbol_table::add_from_dynobj): Likewise. (Symbol_table::define_special_symbol): Rename insdef to insdefault.
2010-01-05 PR 10980Ian Lance Taylor3-3/+21
* options.h (class General_options): Add --allow-multiple-definition and -z muldefs. * resolve.cc (Symbol_table::should_override): Don't warn about a multiple symbol definition if --allow-multiple-definition or -z muldefs.
2010-01-05 PR 10980Ian Lance Taylor3-5/+39
* options.h (class General_options): Add --add-needed and --copy-dt-needed-entries. Tweak --as-needed help entry. * object.cc (Input_objects::check_dynamic_dependencies): Give an error if --copy-dt-needed-entries aka --add-needed is used and would cause a change in behaviour.
2010-01-04 PR 10980Ian Lance Taylor2-1/+17
* options.h (class General_options): Add -G as a short version of --shared. Add no-op options -assert, -g, and -i.
2010-01-04 * gc.h (gc_process_relocs): Call is_section_foldable_candidate toSriraman Tallam4-12/+35
check for .text or .gnu.linkonce.t sections. * icf.cc (Icf::find_identical_sections): Ditto. Change the detection for mangled function name within the section name. * icf.h (is_section_foldable_candidate): New function.
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