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2011-07-15 * options.h (class General_options): Add --print-output-format.Ian Lance Taylor8-6/+138
Move -EL next to -EB, for better --help output. * target-select.cc: Include <cstdio>, "options.h", and "parameters.h". (Target_selector::do_target_bfd_name): New function. (print_output_format): New function. * target-select.h (class Target_selector): Update declarations. (Target_selector::target_bfd_name): New function. (print_output_format): Declare. * main.cc: Include "target-select.h". (main): Handle --print-output-format. * gold.cc: Include "target-select.h". (queue_initial_tasks): Handle --print-output-format when there are no input files. * parameters.cc (parameters_force_valid_target): Give a better error message if -EB/-EL does not match target. * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New function.
2011-07-15 * i386.cc (class Output_data_plt_i386): Add layout_ field.Ian Lance Taylor4-13/+55
(Output_data_plt_i386::Output_data_plt_i386): Initialize layout_. (Output_data_plt_i386::do_write): Write address of .dynamic section to first entry in .got.plt section. * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field. (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]: Initialize layout_. (Output_data_plt_x86_64::do_write): Write address of .dynamic section to first entry in .got.plt section. * layout.h (Layout::dynamic_section): New function.
2011-07-142011-07-13 Sriraman Tallam <tmsriram@google.com>Sriraman Tallam11-45/+489
* plugin-api.h (ld_plugin_section): New struct. (ld_plugin_get_section_count): New typedef. (ld_plugin_get_section_type): New typedef. (ld_plugin_get_section_name): New typedef. (ld_plugin_get_section_contents): New typedef. (ld_plugin_update_section_order): New typedef. (ld_plugin_allow_section_ordering): New typedef. (LDPT_GET_SECTION_COUNT): New enum value. (LDPT_GET_SECTION_TYPE): New enum value. (LDPT_GET_SECTION_NAME): New enum value. (LDPT_GET_SECTION_CONTENTS): New enum value. (LDPT_UPDATE_SECTION_ORDER): New enum value. (LDPT_ALLOW_SECTION_ORDERING): New enum value. (tv_get_section_count): New struct members. (tv_get_section_type): New struct members. (tv_get_section_name): New struct members. (tv_get_section_contents): New struct members. (tv_update_section_order): New struct members. (tv_allow_section_ordering): New struct members. * archive.cc (Archive::get_elf_object_for_member): Add extra parameter to claim_file call. * layout.cc (Layout::Layout): Initialize section_ordering_specified_, input_section_position_, and input_section_glob_. (read_layout_from_file): Call function section_ordering_specified. * layout.h (is_section_ordering_specified): New function. (section_ordering_specified): New function. (section_ordering_specified_): New boolean member. * main.cc(main): Call load_plugins after layout object is defined. * output.cc (Output_section::add_input_section): Use function section_ordering_specified to check if section ordering is needed. * output.cc (Output_section::add_relaxed_input_section): Use function section_ordering_specified to check if section ordering is needed. (Output_section::update_section_layout): New function. (Output_section::sort_attached_input_sections): Check if input section must be reordered. * output.h (Output_section::update_section_layout): New function. * plugin.cc (get_section_count): New function. (get_section_type): New function. (get_section_name): New function. (get_section_contents): New function. (update_section_order): New function. (allow_section_ordering): New function. (Plugin::load): Add the new interfaces to the transfer vector. (Plugin_manager::load_plugins): New parameter. (Plugin_manager::all_symbols_read): New parameter. (Plugin_manager::claim_file): New parameter. Save the elf object for unclaimed objects. (Plugin_manager::get_elf_object): New function. (Plugin_manager::get_view): Change to directly use the bool to check if get_view is called from claim_file_hook. * plugin.h (input_objects): New function (Plugin__manager::load_plugins): New parameter. (Plugin_manager::claim_file): New parameter. (Plugin_manager::get_elf_object): New function. (Plugin_manager::in_claim_file_handler): New function. (Plugin_manager::in_claim_file_handler_): New member. (layout): New function. * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file handler with an extra parameter. Make the elf object before calling claim_file handler. * testsuite/plugin_test.c (get_section_count): New function pointer. (get_section_type): New function pointer. (get_section_name): New function pointer. (get_section_contents): New function pointer. (update_section_order): New function pointer. (allow_section_ordering): New function pointer. (onload): Check if the new interfaces exist.
2011-07-13 * i386.cc (Target_i386::got_section): If -z now, make .got.plt aIan Lance Taylor5-20/+86
relro section. * x86_64.cc (Target_x86_64::got_section): Likewise. * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test. (relro_now_test_SOURCES): New variable. (relro_now_test_DEPENDENCIES): New variable. (relro_now_test_LDFLAGS): New variable. (relro_now_test_LDADD): New variable. (relro_now_test.so): New target. * testsuite/Makefile.in: Rebuild.
2011-07-12 PR gold/12980Ian Lance Taylor5-0/+70
* i386.cc (Target_i386::Scan::global): For a GOT reloc, use a GLOB_DAT relocation rather than a RELATIVE relocation for a protected symbol when creating a shared library. * x86_64.cc (Target_x86_64::Scan::global): Likewise. * testsuite/protected_1.cc (f2, get_f2_addr): New functions. * testsuite/protected_main_1.cc (main): Test that protected function has same address.
2011-07-11 PR gold/12979Ian Lance Taylor5-0/+25
* options.h (class General_options): Add -Bgroup. * options.cc (General_options::finalize): If -Bgroup is set, default to --unresolved-symbols=report-all. * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup. * target-reloc.h (issue_undefined_symbol_error): Handle --unresolved-symbols=report-all.
2011-07-09 PR gold/11985Ian Lance Taylor2-90/+165
* layout.cc (Layout::create_initial_dynamic_sections): Don't crash if linker script discards key sections. (Layout::create_dynamic_symtab): Likewise. (Layout::assign_local_dynsym_offsets): Likewise. (Layout::sized_create_version_sections): Likewise. (Layout::create_interp): Likewise. (Layout::finish_dynamic_section): Likewise. (Layout::set_dynamic_symbol_size): Likewise.
2011-07-09 PR gold/12386Ian Lance Taylor3-7/+54
* options.h (class General_options): Add --unresolved-symbols. * target-reloc.h (issue_undefined_symbol_error): Check --unresolved-symbols. Add comments.
2011-07-09 * testsuite/odr_violation2.cc (Ordering::operator()): MakeIan Lance Taylor2-1/+6
expression more complex.
2011-07-09 PR gold/11317Ian Lance Taylor4-26/+65
* target-reloc.h (issue_undefined_symbol_error): New inline function, broken out of relocate_section. (relocate_section): Call issue_undefined_symbol_error. * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if there is no TLS segment if we are about to issue an undefined symbol error. * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2011-07-08 PR gold/12279Ian Lance Taylor6-30/+124
* resolve.cc (Symbol_table::should_override): Add fromtype parameter. Change all callers. Give error when linking together TLS and non-TLS symbol. (Symbol_table::should_override_with_special): Add fromtype parameter. Change all callers. * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if there is no TLS segment if we have reported some errors. * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2011-07-08 PR gold/12372Ian Lance Taylor12-202/+690
* target.h (Target::plt_address_for_global): New function. (Target::plt_address_for_local): New function. (Target::plt_section_for_global): Remove. (Target::plt_section_for_local): Remove. (Target::do_plt_address_for_global): New virtual function. (Target::do_plt_address_for_local): New virtual function. (Target::do_plt_section_for_global): Remove. (Target::do_plt_section_for_local): Remove. (Target::register_global_plt_entry): Add Symbol_table and Layout parameters. * output.cc (Output_data_got::Got_entry::write): Use plt_address_for_global and plt_address_for_local. * layout.cc (Layout::add_target_dynamic_tags): Use size and address of output section. * i386.cc (class Output_data_plt_i386): Add irelative_rel_, got_irelative_, and irelative_count_ fields. Update declarations. (Output_data_plt_i386::has_irelative_section): New function. (Output_data_plt_i386::entry_count): Add irelative_count_. (Output_data_plt_i386::set_final_data_size): Likewise. (class Target_i386): Add got_irelative_ and rel_irelative_ fields. Update declarations. (Target_i386::Target_i386): Initialize new fields. (Target_i386::do_plt_address_for_global): New function replacing do_plt_section_for_global. (Target_i386::do_plt_address_for_local): New function replacing do_plt_section_for_local. (Target_i386::got_section): Create got_irelative_. (Target_i386::rel_irelative_section): New function. (Output_data_plt_i386::Output_data_plt_i386): Initialize new fields. Don't define __rel_iplt_{start,end}. (Output_data_plt_i386::add_entry): Add symtab and layout parameters. Change all callers. Use different PLT and GOT for IFUNC symbols. (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and layout parameters. Change all callers. Use different PLT and GOT. (Output_data_plt_i386::rel_tls_desc): Fix formatting. (Output_data_plt_i386::rel_irelative): New function. (Output_data_plt_i386::address_for_global): New function. (Output_data_plt_i386::address_for_local): New function. (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use IRELATIVE GOT when changing IFUNC GOT entries. (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE reloc. (Target_i386::do_finalize_sections): Create the __rel_iplt symbols if we didn't create an IRELATIVE GOT. (Target_i386::Relocate::relocate): Use plt_address_for_global and plt_address_for_local. (Target_i386::do_dynsym_value): Use plt_address_for_global. * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_, got_irelative_, and irelative_count_ fields. Update declarations. (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]: Initialize new fields. Remove symtab parameter. Change all callers. (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add irelative_count_. (Output_data_plt_x86_64::has_irelative_section): New function. (Output_data_plt_x86_64::entry_count): Add irelative_count_. (class Target_x86_64): Add got_irelative_ and rel_irelative_ fields. Update declarations. (Target_x86_64::Target_x86_64): Initialize new fields. (Target_x86_64::do_plt_address_for_global): New function replacing do_plt_section_for_global. (Target_x86_64::do_plt_address_for_local): New function replacing do_plt_section_for_local. (Target_x86_64::got_section): Create got_irelative_. (Target_x86_64::rela_irelative_section): New function. (Output_data_plt_x86_64::init): Remove symtab parameter. Change all callers. Don't create __rel_iplt_{start,end}. (Output_data_plt_x86_64::add_entry): Add symtab and layout parameters. Change all callers. Use different PLT and GOT for IFUNC symbols. (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and layout parameters. Change all callers. Use different PLT and GOT. (Output_data_plt_x86_64::add_relocation): Add symtab and layout parameters. Change all callers. Use different PLT and GOT for IFUNC symbols. (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting. (Output_data_plt_x86_64::rela_irelative): New function. (Output_data_plt_x86_64::address_for_global): New function. (Output_data_plt_x86_64::address_for_local): New function. (Output_data_plt_x86_64::set_final_data_size): Likewise. (Output_data_plt_x86_64::do_write): Write out IRELATIVE area. (Target_x86_64::init_got_plt_for_update): Create got_irelative_. (Target_x86_64::register_global_plt_entry): Add symtab and layout parameters. (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE reloc. (Target_x86_64::do_finalize_sections): Create the __rela_iplt symbols if we didn't create an IRELATIVE GOT. (Target_x86_64::Relocate::relocate): Use plt_address_for_global and plt_address_for_local. (Target_x86_64::do_dynsym_value): Use plt_address_for_global. * testsuite/ifuncvar1.c: New test file. * testsuite/ifuncvar2.c: New test file. * testsuite/ifuncvar3.c: New test file. * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar. (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets. (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables. (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables. * testsuite/Makefile.in: Rebuild.
2011-07-07 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.Cary Coutant3-15/+46
(two_file_test_1_ndebug.o): Likewise. (two_file_test_1b_ndebug.o): Likewise. (two_file_test_2_ndebug.o): Likewise. (two_file_test_main_ndebug.o): Likewise. (incremental_test_2): Link with no-debug versions.
2011-07-06 * gold/incremental.ccCary Coutant2-3/+15
(Output_section_incremental_inputs::write_info_blocks): Check for hidden and internal symbols.
2011-07-06 * incremental.cc (Sized_incremental_binary::do_file_has_changed):Cary Coutant4-3/+51
Check disposition for startup file. (Incremental_inputs::report_command_line): Ignore --incremental-startup-unchanged option. * options.cc (General_options::parse_incremental_startup_unchanged): New function. (General_options::General_options): Initialize new data member. * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP. (General_options): Add --incremental-startup-unchanged option. (General_options::incremental_startup_disposition): New function. (General_options::incremental_startup_disposition_): New data member.
2011-07-06 * incremental.cc (Sized_incremental_binary::setup_readers): PassCary Coutant6-14/+142
input file index to Script_info ctor. (Sized_incremental_binary::do_file_has_changed): Find the command-line argument for files named in scripts. * incremental.h (Script_info::Script_info): New ctor with input file index. (Script_info::input_file_index): New function. (Script_info::input_file_index_): New data member. (Incremental_binary::get_library): Add const. (Incremental_binary::get_script_info): Add const. * readsyms.cc (Read_member::is_runnable): Check for this_blocker_. * testsuite/Makefile.am (incremental_test_5): New test case. (incremental_test_6): New test case. * testsuite/Makefile.in: Regenerate.
2011-07-06 * incremental.cc (Sized_incremental_binary::do_check_inputs): AddCary Coutant2-0/+11
debug output when command lines differ.
2011-07-06 * incremental.cc (Incremental_inputs::report_command_line): IgnoreCary Coutant12-43/+176
--incremental-patch option. * layout.cc (Free_list::allocate): Extend allocation beyond original end if enabled. (Layout::make_output_section): Mark sections that should get patch space. * options.cc (parse_percent): New function. * options.h (parse_percent): New function. (DEFINE_percent): New macro. (General_options): Add --incremental-patch option. * output.cc (Output_section::Output_section): Initialize new data members. (Output_section::add_input_section): Print section name when out of patch space. (Output_section::add_output_section_data): Likewise. (Output_section::set_final_data_size): Add patch space when doing --incremental-full. (Output_section::do_reset_address_and_file_offset): Remove patch space. (Output_segment::set_section_list_addresses): Print debug output only if --incremental-update. * output.h (Output_section::set_is_patch_space_allowed): New function. (Output_section::is_patch_space_allowed_): New data member. (Output_section::patch_space_): New data member. * parameters.cc (Parameters::incremental_full): New function. * parameters.h (Parameters::incremental_full): New function * testsuite/Makefile.am (incremental_test_2): Add test for --incremental-patch option. * testsuite/Makefile.in: Regenerate. * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments. (t18): Remove function body.
2011-07-062011-07-05 Doug Kwan <dougkwan@google.com>Doug Kwan6-29/+166
PR gold/12771 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and Arm_Address type for relocation result. (Arm_relocate_functions::abs16): Use unaligned access. Also fix overflow check. (Arm_relocate_functions::abs32): Use unaligned access. (Arm_relocate_functions::rel32): Ditto. (Arm_relocate_functions::prel31): Ditto. (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto. * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned static data relocations. * testsuite/Makefile.in: Regnerate. * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2011-07-06 PR gold/12392Ian Lance Taylor3-0/+87
* i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt symbols if necessary. * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2011-07-06 PR gold/12952Ian Lance Taylor2-1/+15
* resolve.cc (Symbol::override_base_with_special): Simply override version with special symbol version, ignoring previous version.
2011-07-05 * object.cc (Sized_relobj_file::include_section_group): AddIan Lance Taylor2-4/+10
information to comment about signature location.
2011-07-03 PR gold/12957Ian Lance Taylor4-2/+36
* options.h (class General_options): Add -f and -F. * options.cc (General_options::finalize): Fatal error if -f/-F are used without -shared. * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2011-07-03 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.Ian Lance Taylor2-2/+7
2011-07-02 PR gold/12525Ian Lance Taylor9-12/+109
PR gold/12952 * resolve.cc (Symbol::override_base_with_special): Don't override the version if the overriding symbol has a different name. * dynobj.cc (Versions::add_def): Add dynpool parameter. Change all callers. If we give an error about an undefined version, define the base version if necessary. * dynobj.h (class Versions): Update declaration. * testsuite/weak_alias_test_5.cc: New file. * testsuite/weak_alias_test.script: New file. * testsuite/weak_alias_test_main.cc: Check that versioned_symbol and versioned_alias have the right value, and call t2. * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add weak_alias_test_5.so. (weak_alias_test_LDADD): Likewise. (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets. * testsuite/Makefile.in: Rebuild.
2011-07-02 PR gold/12525Ian Lance Taylor4-15/+29
* options.h (class General_options): Support -z notext. * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use -Wl,-z,notext. (two_file_shared_nonpic.so): Likewise. (two_file_shared_mixed.so): Likewise. (two_file_shared_mixed_1.so): Likewise. (weak_undef_lib_nonpic.so): Likewise. (alt/weak_undef_lib_nonpic.so): Likewise. (tls_test_shared_nonpic.so): Likewise. * testsuite/Makefile.in: Rebuild.
2011-07-02Correct last commit.Ian Lance Taylor2-3/+5
2011-07-02 PR gold/12525Ian Lance Taylor5-222/+344
* configure.ac: Test whether static linking works, setting the automake conditional HAVE_STATIC. * testsuite/Makefile.am: Disable tests using -static if HAVE_STATIC is not true. * configure, testsuite/Makefile.in: Rebuild.
2011-07-02 PR gold/12525Ian Lance Taylor5-1/+69
* ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel. Assert if we see DW_EH_PE_indirect. * target.h (Target::ehframe_datarel_base): New function. (Target::do_ehframe_datarel_base): New target function. * i386.cc (Target_i386::do_ehframe_datarel_base): New function. * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New function.
2011-07-01Correct comment in last commit.Ian Lance Taylor1-1/+1
2011-07-01 PR gold/12571Ian Lance Taylor9-98/+400
* options.h (class General_options): Add --ld-generated-unwind-info. * ehframe.cc (Fde::write): Add address parameter. Change all callers. If associated with PLT, fill in address and size. (Cie::set_output_offset): Only add merge mapping if there is an object. (Cie::write): Add address parameter. Change all callers. (Eh_frame::add_ehframe_for_plt): New function. * ehframe.h (class Fde): Update declarations. Move shndx_ and input_offset_ fields into union u_, with new plt field. (Fde::Fde): Adjust for new union field. (Fde::Fde) [Output_data version]: New constructor. (Fde::add_mapping): Only add merge mapping if there is an object. (class Cie): Update declarations. (class Eh_frame): Declare add_ehframe_for_plt. * layout.cc (Layout::layout_eh_frame): Break out code into make_eh_frame_section, and call it. (Layout::make_eh_frame_section): New function. (Layout::add_eh_frame_for_plt): New function. * layout.h (class Layout): Update declarations. * merge.cc (Merge_map::add_mapping): Add assertion. * i386.cc: Include "dwarf.h". (class Output_data_plt_i386): Make first_plt_entry, dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie, and plt_eh_frame_fde. (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte boundary. Call add_eh_frame_for_plt if appropriate. * x86_64.cc: Include "dwarf.h". (class Output_data_plt_x86_64): Align to 16-byte boundary. Make first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie, and plt_eh_frame_fde. (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if appropriate.
2011-06-30 PR gold/12629Ian Lance Taylor3-38/+113
* object.cc (Sized_relobj_file::layout_section): Change shdr parameter to be const. (Sized_relobj_file::layout_eh_frame_section): New function, broken out of do_layout. (Sized_relobj_file::do_layout): Defer .eh_frame sections if appropriate. Call layout_eh_frame_section. (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame sections. * object.h (class Sized_relobj_file): Update declarations.
2011-06-29 * script.cc (Token::integer_value): Accept trailing M/m/K/kIan Lance Taylor2-11/+40
modifier. (Lex::gather_token): Accept trailing M/m/K/k for integers.
2011-06-29 * script.cc (Token::integer_value): Accept trailing M/m/K/kIan Lance Taylor1-0/+6
modifier. (Lex::gather_token): Accept trailing M/m/K/k for integers.
2011-06-29 PR gold/12675Ian Lance Taylor3-2/+12
* object.cc (Sized_relobj_file::check_eh_frame_flags): Check for SHT_X86_64_UNWIND. * layout.cc (Layout::layout_eh_frame): Likewise.
2011-06-29 PR gold/12695Ian Lance Taylor4-1/+23
* layout.cc (Layout::symtab_section_shndx): New function. * layout.h (class Layout): Declare symtab_section_shndx. * output.cc (Output_section::write_header): Call it.
2011-06-29 PR gold/12818Ian Lance Taylor2-0/+7
* symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined symbols which are not used in a relocation.
2011-06-29 PR gold/12898Ian Lance Taylor4-16/+63
* layout.cc (Layout::segment_precedes): Don't crash if a linker script create indistinguishable segments. (Layout::set_segment_offsets): Use stable_sort when sorting segments. Pass this to Compare_segments constructor. * layout.h (class Layout): Make segment_precedes non-static. (class Compare_segments): Change from struct to class. Add layout_ field. Add constructor. * script-sections.cc (Script_sections::attach_sections_using_phdrs_clause): Rename local orphan to is_orphan. Don't report failure to put empty section in segment. On attachment failure, report name of section, and attach to first PT_LOAD segment.
2011-06-28 PR gold/12934Ian Lance Taylor14-40/+192
* target-select.cc (Target_selector::Target_selector): Add emulation parameter. Change all callers. (select_target_by_bfd_name): Rename from select_target_by_name. Change all callers. (select_target_by_emulation): New function. (supported_emulation_names): New function. * target-select.h (class Target_selector): Add emulation_ field. Update declarations. (Target_selector::recognize_by_bfd_name): Rename from recognize_by_name. Change all callers. (Target_selector::supported_bfd_names): Rename from supported_names. Change all callers. (Target_selector::recognize_by_emulation): New function. (Target_selector::supported_emulations): New function. (Target_selector::emulation): New function. (Target_selector::do_recognize_by_bfd_name): Rename from do_recognize_by_name. Change all callers. (Target_selector::do_supported_bfd_names): Rename from do_supported_names. Change all callers. (Target_selector::do_recognize_by_emulation): New function. (Target_selector::do_supported_emulations): New function. (select_target_by_bfd_name): Change name in declaration. (select_target_by_emulation): Declare. (supported_emulation_names): Declare. * parameters.cc (parameters_force_valid_target): Try to find target based on emulation from -m option. * options.h (class General_options): Change doc string for -m. * options.cc (help): Print emulations. (General_options::parse_V): Likewise. * freebsd.h (Target_selector_freebsd::Target_selector_freebsd): Add emulation parameter. Change all callers.
2011-06-28 * target.h (class Target): Add osabi_ field.Ian Lance Taylor6-92/+98
(Target::osabi): New function. (Target::set_osabi): New function. (Target::Target): Initialize osabi_. (Target::do_adjust_elf_header): Make pure virtual. (Sized_target::do_adjust_elf_header): Declare. * target.cc (Sized_target::do_adjust_elf_header): New function. (class Sized_target): Instantiate all versions. * freebsd.h (class Target_freebsd): Remove. (Target_selector_freebsd::do_recognize): Call set_osabi on Target. (Target_selector_freebsd::do_recognize_by_name): Likewise. (Target_selector_freebsd::set_osabi): Remove. * i386.cc (class Target_i386): Inherit from Sized_target rather than Target_freebsd. * x86_64.cc (class Target_x86_64): Likewise.
2011-06-28 * target.h (Target::can_check_for_function_pointers): Rewrite.Ian Lance Taylor9-76/+124
Make non-virtual. (Target::can_icf_inline_merge_sections): Likewise. (Target::section_may_have_icf_unsafe_poineters): Likewise. (Target::Target_info): Add can_icf_inline_merge_sections field. (Target::do_can_check_for_function_pointers): New virtual function. (Target::do_section_may_have_icf_unsafe_pointers): Likewise. * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename from can_check_for_function_pointers, move in file. (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from section_may_have_icf_unsafe_poineters, move in file. (Target_arm::arm_info): Initialize can_icf_inline_merge_sections. * i386.cc (Target_i386::do_can_check_for_function_pointers): Rename from can_check_for_function_pointers, move in file. (Target_i386::can_icf_inline_merge_sections): Remove. (Target_i386::i386_info): Initialize can_icf_inline_merge_sections. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Initialize can_icf_inline_merge_sections. * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise. * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers): Rename from can_check_for_function_pointers, move in file. (Target_x86_64::can_icf_inline_merge_sections): Remove. (Target_x86_64::x86_64_info): Initialize can_icf_inline_merge_sections. * testsuite/testfile.cc (Target_test::test_target_info): Likewise. * icf.cc (get_section_contents): Correct formatting.
2011-06-28 * symtab.cc (Symbol::versioned_name): New function.Ian Lance Taylor6-12/+82
(Symbol_table::add_to_final_symtab): Use versioned_name when appropriate. (Symbol_table::sized_write_symbol): Likewise. * symtab.h (class Symbol): Declare versioned_name. * stringpool.h (class Stringpool_template): Add variant of add which takes a std::basic_string. * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12. (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables. (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables. (ver_test_12.o): New target. * testsuite/Makefile.in: Rebuild.
2011-06-272011-06-27 Doug Kwan <dougkwan@google.com>Doug Kwan9-12/+266
* arm.cc (Arm_relocate_functions::thm_jump8, Arm_relocate_functions::thm_jump11): Use a wider signed type to compute offset. * testsuite/Makefile.am: Add new tests arm_thm_jump11 and arm_thm_jump8. * testsuite/Makefile.in: Regenerate. * testsuite/arm_branch_in_range.sh: Check test results of arm_thm_jump11 and arm_thm_jump8. * testsuite/arm_thm_jump11.s: New test source file. * testsuite/arm_thm_jump11.t: New linker script. * testsuite/arm_thm_jump8.s: New test source file. * testsuite/arm_thm_jump8.t: New linker script.
2011-06-25 * layout.cc: Include "object.h".Ian Lance Taylor8-16/+253
(ctors_sections_in_init_array): New static variable. (Layout::is_ctors_in_init_array): New function. (Layout::layout): Add entry to ctors_sections_in_init_array if appropriate. * layout.h (class Layout): Declare is_ctors_in_init_array. * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if is_ctors_reverse_view is set. (Sized_relobj_file::write_sections): Add layout parameter. Change all callers. Set is_ctors_reverse_view field of View_size. (Sized_relobj_file::reverse_words): New function. * object.h (Sized_relobj_file::View_size): Add is_ctors_reverse_view field. (class Sized_relobj_file): Update declarations. * testsuite/initpri3.c: New test. * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and initpri3b. (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables. (initpri3a_LDFLAGS, initpri3a_LDADD): New variables. (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables. (initpri3b_LDFLAGS, initpri3b_LDADD): New variables. * testsuite/Makefile.in: Rebuild.
2011-06-24 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.Cary Coutant4-71/+162
(debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o) (debug_msg_cdebug.err): New targets. * testsuite/Makefile.in: Regenerate. * testsuite/debug_msg.sh: Check output of link with compressed debug. Fix checks for link with shared library.
2011-06-242011-06-24 Doug Kwan <dougkwan@google.com>Doug Kwan3-3/+21
* arm.cc (Arm_output_section::append_text_sections_to_list): Do not skip empty text sections. * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2011-06-23 PR gold/12910Ian Lance Taylor10-164/+409
* options.h (class General_options): Add --ctors-in-init-array. * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and friends as SHT_PROGBITS for merging sections. (Layout::layout): Remove special handling of .init_array and friends. Don't sort if doing relocatable link. Sort for .ctors and .dtors if ctors_in_init_array. (Layout::make_output_section): Force correct section types for .init_array and friends. Don't sort if doing relocatable link, Don't sort .ctors and .dtors if ctors_in_init_array. (Layout::section_name_mapping): Remove .ctors. and .dtorso. (Layout::output_section_name): Add relobj parameter. Change all callers. Handle .ctors. and .dtors. in code rather than table. Handle .ctors and .dtors if ctors_in_init_array. (Layout::match_file_name): New function, moved from output.cc. * layout.h (class Layout): Update declarations. * output.cc: Include "layout.h". (Input_section_sort_entry::get_priority): New function. (Input_section_sort_entry::match_file_name): Just call Layout::match_file_name. (Output_section::Input_section_sort_init_fini_compare::operator()): Handle .ctors and .dtors. Sort by explicit priority rather than by name. * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional. * testsuite/initpri2.c: New test. * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY. (check_PROGRAMS): Add initpri2. (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables. (initpri2_LDFLAGS, initpri2_LDADD): New variables. * configure, testsuite/Makefile.in: Rebuild.
2011-06-19 PR gold/12880Ian Lance Taylor3-41/+36
* layout.cc (Layout::attach_allocated_section_to_segment): Add a .interp section to a PT_INTERP segment even if we have seen a --dynamic-linker option. Don't do it if we have seen a PHDRS clause in a linker script. (Layout::finalize): Don't create a .interp section if we've already create a PT_INTERP segment. (Layout::create_interp): Always call choose_output_section (revert patch of 2011-06-17). Don't create PT_INTERP segment. * script-sections.cc (Script_sections::create_note_and_tls_segments): Add a .interp section to a PT_INTERP segment even if we have seen a --dynamic-linker option.
2011-06-18 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTRELIan Lance Taylor2-2/+8
merely because a non-PT_LOAD segment has a dynamic reloc.
2011-06-18 * layout.cc (Layout::finish_dynamic_section): Don't createIan Lance Taylor2-2/+8
DT_FLAGS entry if not needed.