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2011-01-24 * plugin.cc (class Plugin_rescan): Define new class.Ian Lance Taylor1-3/+49
(Plugin_manager::claim_file): Set any_claimed_. (Plugin_manager::save_archive): New function. (Plugin_manager::save_input_group): New function. (Plugin_manager::all_symbols_read): Create Plugin_rescan task if necessary. (Plugin_manager::new_undefined_symbol): New function. (Plugin_manager::rescan): New function. (Plugin_manager::rescannable_defines): New function. (Plugin_manager::add_input_file): Set any_added_. * plugin.h (class Plugin_manager): define new fields rescannable_, undefined_symbols_, any_claimed_, and any_added_. Declare Plugin_rescan as friend. Declare new functions. (Plugin_manager::Rescannable): Define type. (Plugin_manager::Rescannable_list): Define type. (Plugin_manager::Undefined_symbol_list): Define type. (Plugin_manager::Plugin_manager): Initialize new fields. * archive.cc (Archive::defines_symbol): New function. (Add_archive_symbols::run): Pass archive to plugins if any. * archive.h (class Archive): Declare defines_symbol. * readsyms.cc (Input_group::~Input_group): New function. (Finish_group::run): Pass input_group to plugins if any. * readsyms.h (class Input_group): Declare destructor. * symtab.cc (add_from_object): Pass undefined symbol to plugins if any.
2010-12-14Fix typos in gold.Ralf Wildenhues1-2/+2
gold/: * dwarf_reader.cc: Remove outdated comment. * gold-threads.cc: Fix typo in error message. * archive.cc: Fix typos in comments. * archive.h: Likewise. * arm-reloc-property.cc: Likewise. * arm-reloc-property.h: Likewise. * arm-reloc.def: Likewise. * arm.cc: Likewise. * attributes.h: Likewise. * cref.cc: Likewise. * ehframe.cc: Likewise. * fileread.h: Likewise. * gold.h: Likewise. * i386.cc: Likewise. * icf.cc: Likewise. * incremental.h: Likewise. * int_encoding.cc: Likewise. * layout.h: Likewise. * main.cc: Likewise. * merge.h: Likewise. * object.cc: Likewise. * object.h: Likewise. * options.cc: Likewise. * readsyms.cc: Likewise. * reduced_debug_output.cc: Likewise. * reloc.cc: Likewise. * script-sections.cc: Likewise. * sparc.cc: Likewise. * symtab.h: Likewise. * target-reloc.h: Likewise. * target.cc: Likewise. * target.h: Likewise. * timer.cc: Likewise. * timer.h: Likewise. * x86_64.cc: Likewise.
2010-12-07 * archive.cc (Archive::get_elf_object_for_member): PermitIan Lance Taylor1-16/+21
punconfigured to be NULL. (Archive::read_symbols): Pass NULL to get_elf_object_for_member. (Archive::include_member): Pass NULL to get_elf_object_for_member if we searched for the archive and this is the first included object.
2010-11-03 PR ld/12001Nick Clifton1-0/+4
* ldlang.c (ldlang_def_chain_list): New variable. Contains a list of symbols defined via the --defsym command line option and currently waiting assignment. (insert_defined): Add a defined symbol to the symbol table. (ldlang_add_def): Add a entry to the ldlang_def_chain_list. (lang_place_defineds): Walk ldlang_def_chain_list defining the symbols. (lang_process): Call lang_place_defineds. (lang_add_assignment): If the assignment has come from a --defsym command line option then call lang_add_def. * ld-script/default-script2.d: Fix expected address for text section. PR gold/12001 * script.h (class Symbol_assignment: name): New member. Returns the name of the symbol. * scrfipt.cc (Script_options::is_pending_assignment): New member. Returns true if the given symbol name is on the list of assignments wating to be processed. * archive.cc (should_incldue_member): If the symbol is undefined, check to see if it is on the list of symbols pending assignment.
2010-08-25 * archive.cc: Formatting fixes: Remove whitespace betweenNick Clifton1-4/+4
typename and following asterisk. Remove whitespace between function name and opening parenthesis. * archive.h: Likewise. * arm.cc: Likewise. * attributes.cc: Likewise. * attributes.h: Likewise. * common.cc: Likewise. * copy-relocs.cc: Likewise. * dirsearch.h: Likewise. * dynobj.cc: Likewise. * ehframe.cc: Likewise. * ehframe.h: Likewise. * expression.cc: Likewise. * fileread.cc: Likewise. * fileread.h: Likewise. * gc.h: Likewise. * gold-threads.cc: Likewise. * gold.cc: Likewise. * i386.cc: Likewise. * icf.h: Likewise. * incremental-dump.cc: Likewise. * incremental.cc: Likewise. * layout.cc: Likewise. * layout.h: Likewise. * main.cc: Likewise. * merge.cc: Likewise. * merge.h: Likewise. * object.cc: Likewise. * object.h: Likewise. * options.cc: Likewise. * options.h: Likewise. * output.cc: Likewise. * output.h: Likewise. * plugin.cc: Likewise. * plugin.h: Likewise. * powerpc.cc: Likewise. * reloc.cc: Likewise. * script-c.h: Likewise. * script-sections.cc: Likewise. * script.cc: Likewise. * stringpool.cc: Likewise. * symtab.cc: Likewise. * symtab.h: Likewise. * target.cc: Likewise. * timer.cc: Likewise. * timer.h: Likewise. * version.cc: Likewise. * x86_64.cc: Likewise.
2010-08-23 * archive.cc (Lib_group::add_symbols): Lock object before deleting itsCary Coutant1-3/+10
symbols data. (Lib_group::include_member): Unlock object after deleting its symbols data. * testsuite/start_lib_test_3.c: Remove all global symbols to trigger the bug fixed here.
2010-08-20 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjustCary Coutant1-0/+2
constructor, and set_blocker. * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check readsyms_blocker_. * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass this->this_blocker_ to Add_lib_group_symbols::set_blocker. * testsuite/Makefile.am (start_lib_test): New test case. * testsuite/Makefile.in: Regenerate. * testsuite/start_lib_test_main.c: New file. * testsuite/start_lib_test_1.c: New file. * testsuite/start_lib_test_2.c: New file. * testsuite/start_lib_test_3.c: New file.
2010-08-12elfcpp/ChangeLog:Cary Coutant1-1/+20
* elfcpp.h (enum SHT): Add SHT_GNU_INCREMENTAL_SYMTAB, SHT_GNU_INCREMENTAL_RELOCS. gold/ChangeLog: * archive.cc: Include incremental.h. (Archive::Archive): Initialize incremental_info_. (Archive::include_member): Record archive members in incremental info. (Add_archive_symbols::run): Record begin and end of an archive in incremental info. (Lib_group::include_member): Record objects in incremental info. * archive.h (Incremental_archive_entry): Forward declaration. (Archive::set_incremental_info): New member function. (Archive::incremental_info): New member function. (Archive::Unused_symbol_iterator): New class. (Archive::unused_symbols_begin): New member function. (Archive::unused_symbols_end): New member function. (Archive::incremental_info_): New data member. * incremental-dump.cc (find_input_containing_global): New function. (dump_incremental_inputs): Dump new incremental info sections. * incremental.cc: Include symtab.h. (Output_section_incremental_inputs): New class. (Sized_incremental_binary::do_find_incremental_inputs_sections): Support new incremental info sections. (Sized_incremental_binary::do_check_inputs): Likewise. (Incremental_inputs::report_archive): Remove. (Incremental_inputs::report_archive_begin): New function. (Incremental_inputs::report_archive_end): New function. (Incremental_inputs::report_object): New function. (Incremental_inputs::finalize_inputs): Remove. (Incremental_inputs::report_input_section): New function. (Incremental_inputs::report_script): Rewrite. (Incremental_inputs::finalize): Do nothing but finalize string table. (Incremental_inputs::create_incremental_inputs_section_data): Remove. (Incremental_inputs::sized_create_inputs_section_data): Remove. (Incremental_inputs::create_data_sections): New function. (Incremental_inputs::relocs_entsize): New function. (Output_section_incremental_inputs::set_final_data_size): New function. (Output_section_incremental_inputs::do_write): New function. (Output_section_incremental_inputs::write_header): New function. (Output_section_incremental_inputs::write_input_files): New function. (Output_section_incremental_inputs::write_info_blocks): New function. (Output_section_incremental_inputs::write_symtab): New function. * incremental.h (Incremental_script_entry): Forward declaration. (Incremental_object_entry): Forward declaration. (Incremental_archive_entry): Forward declaration. (Incremental_inputs): Forward declaration. (Incremental_inputs_header_data): Remove. (Incremental_inputs_header): Remove. (Incremental_inputs_header_write): Remove. (Incremental_inputs_entry_data): Remove. (Incremental_inputs_entry): Remove. (Incremental_inputs_entry_write): Remove. (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER. (Incremental_binary::find_incremental_inputs_sections): Add parameters. (Incremental_binary::do_find_incremental_inputs_sections): Likewise. (Sized_ncremental_binary::do_find_incremental_inputs_sections): Likewise. (Incremental_input_entry): New class. (Incremental_script_entry): New class. (Incremental_object_entry): New class. (Incremental_archive_entry): New class. (Incremental_inputs::Incremental_inputs): Initialize new data members. (Incremental_inputs::report_inputs): Remove. (Incremental_inputs::report_archive): Remove. (Incremental_inputs::report_archive_begin): New function. (Incremental_inputs::report_archive_end): New function. (Incremental_inputs::report_object): Change prototype. (Incremental_inputs::report_input_section): New function. (Incremental_inputs::report_script): Change prototype. (Incremental_inputs::get_reloc_count): New function. (Incremental_inputs::set_reloc_count): New function. (Incremental_inputs::create_data_sections): New function. (Incremental_inputs::create_incremental_inputs_section_data): Remove. (Incremental_inputs::inputs_section): New function. (Incremental_inputs::symtab_section): New function. (Incremental_inputs::relocs_section): New function. (Incremental_inputs::get_stringpool): Add const. (Incremental_inputs::command_line): Add const. (Incremental_inputs::inputs): Remove. (Incremental_inputs::command_line_key): New function. (Incremental_inputs::input_file_count): New function. (Incremental_inputs::input_files): New function. (Incremental_inputs::relocs_entsize): New function. (Incremental_inputs::sized_create_inputs_section_data): Remove. (Incremental_inputs::finalize_inputs): Remove. (Incremental_inputs::Input_info): Remove. (Incremental_inputs::lock_): Remove. (Incremental_inputs::inputs_): Change type. (Incremental_inputs::inputs_map_): Remove. (Incremental_inputs::current_object_entry_): New data member. (Incremental_inputs::inputs_section_): New data member. (Incremental_inputs::symtab_section_): New data member. (Incremental_inputs::relocs_section_): New data member. (Incremental_inputs::reloc_count_): New data member. (Incremental_inputs_reader): New class. (Incremental_symtab_reader): New class. (Incremental_relocs_reader): New class. * layout.cc (Layout::finalize): Move finalization of incremental info and creation of incremental info sections to follow finalization of symbol table. Set offsets for postprocessing sections. (Layout::create_incremental_info_sections): Call Incremental_inputs::create_data_sections. Add incremental symtab and relocs sections. Set sh_entsize and sh_link fields. Arrange for sections to layout after input sections. * layout.h (struct Timespec): Forward declaration. (Layout::incremental_inputs): Add const. (Layout::create_incremental_info_sections): Add parameter. * main.cc (main): Remove call to Incremental_inputs::report_inputs. * object.cc: Include incremental.h. (Relobj::finalize_incremental_relocs): New function. (Sized_relobj::do_layout): Record input sections in incremental info. * object.h (Object::output_section): New function. (Object::output_section_offset): Moved from Relobj. (Object::get_incremental_reloc_base): New function. (Object::get_incremental_reloc_count): New function. (Object::do_output_section): New function. (Object::do_output_section_offset): Moved from Relobj. (Object::do_get_incremental_reloc_base): New function. (Object::do_get_incremental_reloc_count): New function. (Object::Object): Initialize new data members. (Relobj::output_section): Renamed do_output_section and moved to protected. (Relobj::output_section_offset): Moved to Object. (Relobj::do_get_incremental_reloc_base): New function. (Relobj::do_get_incremental_reloc_count): New function. (Relobj::allocate_incremental_reloc_counts): New function. (Relobj::count_incremental_reloc): New function. (Relobj::finalize_incremental_relocs): New function. (Relobj::next_incremental_reloc_index): New function. (Relobj::reloc_counts_): New data member. (Relobj::reloc_bases_): New data member. (Sized_relobj::do_relocate_sections): Add parameter. Change caller. (Sized_relobj::relocate_sections): Add parameter. Change all callers. (Sized_relobj::incremental_relocs_scan): New function. (Sized_relobj::incremental_relocs_scan_reltype): New function. (Sized_relobj::incremental_relocs_write): New function. (Sized_relobj::incremental_relocs_write_reltype): New function. * plugin.cc (Plugin_manager::add_input_file): Rewrite test for incremental link. * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of archives and object files elsewhere. (Add_symbols::run): Report object files here. (Finish_group::run): Report end of archive at end of group. * reloc.cc: Include layout.h, incremental.h. (Sized_relobj::do_read_relocs): Need relocations for incremental link. (Sized_relobj::do_scan_relocs): Record relocations for incremental link. (Sized_relobj::incremental_relocs_scan): New function. (Sized_relobj::incremental_relocs_scan_reltype): New function. (Sized_relobj::do_relocate_sections): Write incremental relocations. (Sized_relobj::incremental_relocs_write): New function. (Sized_relobj::incremental_relocs_write_reltype): New function. * script.cc (read_input_script): Rewrite test for incremental link. Change call to Incremental_inputs::report_script. * symtab.h (Symbol_table::first_global_index): New function. (Symbol_table::output_count): New function.
2010-08-02 PR 11855Ian Lance Taylor1-7/+19
* script.cc (Script_options::Script_options): Initialize symbol_definitions_ and symbol_references_. (Script_options::add_symbol_assignment): Update symbol_definitions_ and symbol_references_. (Script_options::add_symbol_reference): New function. (script_symbol): New function. * script.h (class Script_options): Add symbol_definitions_ and symbol_references_ fields. (Script_options::referenced_const_iterator): New type. (Script_options::referenced_begin): New function. (Script_options::referenced_end): New function. (Script_options::is_referenced): New function. (Script_options::any_unreferenced): New function. * script-c.h (script_symbol): Declare. * yyscript.y (exp): Call script_symbol. * symtab.cc: Include "script.h". (Symbol_table::gc_mark_undef_symbols): Add layout parameter. Change all callers. Check symbols referenced by scripts. (Symbol_table::add_undefined_symbols_from_command_line): Add layout parameter. Change all callers. (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise. Break out loop body. Check symbols referenced by scripts. (Symbol_table::add_undefined_symbol_from_command_line): New function broken out of do_add_undefined_symbols_from_command_line. * symtab.h (class Symbol_table): Update declarations. * archive.cc: Include "layout.h". (Archive::should_include_member): Add layout parameter. Change all callers. Check for symbol mentioned in expression. * archive.h (class Archive): Update declaration. * object.cc (Sized_relobj::do_should_include_member): Add layout parameter. * object.h (Object::should_include_member): Add layout parameter. Change all callers. (Object::do_should_include_member): Add layout parameter. (class Sized_relobj): Update declaration. * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout parameter. * dynobj.h (class Sized_dynobj): Update declaration. * plugin.cc (Sized_pluginobj::do_should_include_member): Add layout parameter. * plugin.h (class Sized_pluginobj): Update declaration.
2010-07-13 * archive.cc (Archive::include_member): Unlock an external memberIan Lance Taylor1-6/+8
of a thin archive. Don't bother to delete an object we know is NULL.
2010-04-07 * archive.cc (include_member): Destroy Read_symbols_data object beforeCary Coutant1-4/+6
releasing file. * object.cc (Read_symbols_data::~Read_symbols_data) New destructor. * object.h (Read_symbols_data::Read_symbols_data) New constructor. (Read_symbols_data::~Read_symbols_data) New destructor. (Section_relocs::Section_relocs) New constructor. (Section_relocs::~Section_relocs) New destructor. (Read_relocs_data::Read_relocs_data) New constructor. (Read_relocs_data::~Read_relocs_data) New destructor. * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member pointers to NULL after deleting.
2010-03-222010-03-22 Rafael Espindola <espindola@google.com>Rafael Ávila de Espíndola1-23/+155
* archive.cc (Should_include): Move to archive.h. (should_include_member): Make it a member of Archive. (Lib_group): New. (Add_lib_group_symbols): New. * archive.h: Include options.h. (Archive_member): Moved from Archive. (Should_include): Moved from archive.cc. (Lib_group): New. (Add_lib_group_symbols): New. * dynobj.cc (do_should_include_member): New. * dynobj.h (do_should_include_member): New. * gold.cc (queue_initial_tasks): Update call to queue. * main.cc (main): Print lib group stats. * object.cc (do_should_include_member): New. * object.h: Include archive.h. (Object::should_include_member): New. (Object::do_should_include_member): New. (Sized_relobj::do_should_include_member): New. * options.cc (General_options::parse_start_lib): New. (General_options::parse_end_lib): New. (Input_arguments::add_file): Handle lib groups. (Input_arguments::start_group): Check we are not in a lib. (Input_arguments::start_lib): New. (Input_arguments::end_lib): New. * options.h (General_options): Add start_lib and end_lib. (Input_argument::lib_): New. (Input_argument::lib): New. (Input_argument::is_lib): New. (Input_file_lib): New. (Input_arguments::in_lib_): New. (Input_arguments::in_lib): New. (Input_arguments::start_lib): New. (Input_arguments::end_lib_): New. * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols in unused members as preempted. (Sized_pluginobj::do_should_include_member): New. * plugin.h (Sized_pluginobj::do_should_include_member): New. * readsyms.cc (Read_symbols::locks): If we are just reading a member, return the blocker. (Read_symbols::do_whole_lib_group): New. (Read_symbols::do_lib_group): New. (Read_symbols::do_read_symbols): Handle lib groups. (Read_symbols::get_name): Handle lib groups. * readsyms.h (Read_symbols): Add an archive member pointer. (Read_symbols::do_whole_lib_group): New. (Read_symbols::do_lib_group): New. (Read_symbols::member_): New. * script.cc (read_input_script): Update call to queue_soon.
2010-03-092010-03-09 Rafael Espindola <espindola@google.com>Rafael Ávila de Espíndola1-51/+80
* archive.cc (should_include_member): New. (Archive::add_symbols): Use should_include_member.
2010-02-12 * gold-threads.h (class Once): Define.Ian Lance Taylor1-2/+3
(class Initialize_lock): Rewrite as child of Once. * gold-threads.cc (class Once_initialize): Define. (once_pointer_control): New static variable. (once_pointer, once_arg): New static variables. (c_run_once): New static function. (Once::Once, Once::run_once, Once::internal_run): New functions. (class Initialize_lock_once): Remove. (initialize_lock_control): Remove. (initialize_lock_pointer): Remove. (initialize_lock_once): Remove. (Initialize_lock::Initialize_lock): Move to gold-threads.h. (Initialize_lock::initialize): Rewrite. (Initialize_lock::do_run_once): New function. * archive.cc (Archive::interpret_header): Only clear name if it is not already empty. * fileread.cc: Include "gold-threads.h" (file_counts_lock): New static variable. (file_counts_initialize_lock): Likewise. (File_read::release): Only increment counts when using --stats. Use a lock around the increment. * parameters.cc (class Set_parameters_target_once): Define. (set_parameters_target_once): New static variable. (Parameters::Parameters): Move here from parameters.h. (Parameters::set_target): Rewrite. (Parameters::set_target_once): New function. (Parameters::clear_target): Move here and rewrite. * parameters.h (class Parameters): Update declarations. Add set_parameters_target_once_ field. (Parameters::Parameters): Move to parameters.cc. (Parameters::clear_target): Likewise. * readsyms.cc (Read_symbols::do_group): Create a Start_group task. (Start_group::~Start_group): New function. (Start_group::is_runnable): New function. (Start_group::locks, Start_group::run): New functions. (Finish_group::run): Change saw_undefined to size_t. * readsyms.h (class Start_group): Define. (class Finish_group): Change saw_undefined_ field to size_t. (Finish_group::Finish_group): Remove saw_undefined and this_blocker parameters. Change all callers. (Finish_group::set_saw_undefined): New function. (Finish_group::set_blocker): New function. * symtab.h (class Symbol_table): Change saw_undefined to return size_t. Change saw_undefined_ field to size_t. * target-select.cc (Set_target_once::do_run_once): New function. (Target_selector::Target_selector): Initialize set_target_once_ field. Don't initialize lock_ and initialize_lock_ fields. (Target_selector::instantiate_target): Rewrite. (Target_selector::set_target): New function. * target-select.h (class Set_target_once): Define. (class Target_selector): Update declarations. Make Set_target_once a friend. Remove lock_ and initialize_lock_ fields. Add set_target_once_ field.
2009-12-15 * archive.cc (Archive::add_symbols): Only look up a symbol withoutIan Lance Taylor1-0/+1
a version if there is, in fact, a version.
2009-12-14 Revert -Wshadow changes, all changes from:Ian Lance Taylor1-30/+30
2009-12-11 Doug Kwan <dougkwan@google.com> 2009-12-11 Nick Clifton <nickc@redhat.com> * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2009-12-11Add -Wshadow to the gcc command line options used when compiling the binutils.Nick Clifton1-30/+30
Fix up all warnings generated by the addition of this switch.
2009-10-102009-10-10 Chris Demetriou <cgd@google.com>Chris Demetriou1-4/+6
* options.h (Input_file_argument::Input_file_type): New enum. (Input_file_argument::is_lib_): Replace with... (Input_file_argument::type_): New member. (Input_file_argument::Input_file_argument): Take Input_file_type 'type' rather than boolean 'is_lib' as second argument. (Input_file_argument::is_lib): Use type_. (Input_file_argument::is_searched_file): New function. (Input_file_argument::may_need_search): Handle is_searched_file. * options.cc (General_options::parse_library): Support -l:filename. (General_options::parse_just_symbols): Update for Input_file_argument changes. (Command_line::process): Likewise. * archive.cc (Archive::get_file_and_offset): Likewise. * plugin.cc (Plugin_manager::release_input_file): Likewise. * script.cc (read_script_file, script_add_file): Likewise. * fileread.cc (Input_file::Input_file): Likewise. (Input_file::will_search_for): Handle is_searched_file. (Input_file::open): Likewise. * readsyms.cc (Read_symbols::get_name): Likewise. * testsuite/Makefile.am (searched_file_test): New test. * testsuite/Makefile.in: Regenerate. * testsuite/searched_file_test.cc: New file. * testsuite/searched_file_test_lib.cc: New file.
2009-09-30 * object.h (class Object): Remove target_ field, and target,Ian Lance Taylor1-8/+4
sized_target, and set_target methods. (Object::sized_target): Remove. (class Sized_relobj): Update declarations. Remove sized_target. * object.cc (Sized_relobj::setup): Remove target parameter. Change all callers. (Input_objects::add_object): Don't do anything with the target. (make_elf_sized_object): Add punconfigured parameter. Change all callers. Set or test parameter target. * dynobj.cc (Sized_dynobj::target): Remove target parameter. Change all callers. * parameters.cc (Parameters::set_target): Change parameter type to be non-const. (Parameters::default_target): Remove. (set_parameters_target): Change parameter type to be non-const. (parameters_force_valid_target): New function. (parameters_clear_target): New function. * parameters.h (class Parameters): Update declarations. Remove default_target method. Add sized_target and clear_target methods. Change target_ to be non-const. (set_parameters_target): Update declaration. (parameters_force_valid_target): Declare. (parameters_clear_target): Declare. * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured as NULL if we aren't searching. (Add_symbols::run): Don't check for compatible target. * fileread.cc (Input_file::open_binary): Call parameters_force_valid_target. * gold.cc (queue_middle_tasks): Likewise. * plugin.cc (make_sized_plugin_object): Likewise. Don't call set_target on object. * dynobj.h (class Sized_dynobj): Update declarations. * archive.cc (Archive::get_elf_object_for_member): Return NULL if make_elf_object returns NULL. (Archive::include_member): Don't check whether object target is compatible. * output.cc (Output_section::add_input_section): Get target from parameters. (Output_section::relax_input_section): Likewise. * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from parameters. (Sized_relobj::do_scan_relocs): Likewise. (Sized_relobj::relocate_sections): Likewise. * resolve.cc (Symbol_table::resolve): Likewise. * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object parameter. Change all callers. (Symbol_table::add_from_object): Get target from parameters. (Symbol_table::add_from_relobj): Don't check object target. (Symbol_table::add_from_dynobj): Likewise. (Symbol_table::define_special_symbol): Get target from parameters. * symtab.h (class Symbol_table): Update declaration. * testsuite/binary_unittest.cc (gold_testsuite): Remove target parameter. Change all callers. Clear parameter target. (Binary_test): Test target here. * testsuite/object_unittest.cc (gold_testsuite): Remove target_test_pointer parameter. Change all callers. (Object_test): Test target here.
2009-05-192009-05-19 Doug Kwan <dougkwan@google.com>Cary Coutant1-4/+17
* archive.cc (Archive::Archive): Move constructor from archive.h to here. Initialize no_export_. (Archive::get_elf_object_for_member): Set no_export flag of object. * archive.h (Archive::Archive): Move constructor body to archive.cc. (Archive::no_export): New method. (Archive::no_export_): New field. * object.h (Object::Object): Initialize no_export_ to false. (Object::no_export, Object::set_no_export): New methods. (Object::no_export_): New field. * options.cc (General_options::parse_exclude_libs): New method. (General_options::check_excluded_libs) Same. * options.h (exclude_libs): New option. (General_options::check_excluded_libs): New method declaration. (General_options::excluded_libs_): New field. * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with default or protected visibility if an object has no-export flag set. testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test. (check_SCRIPTS): Add exclude_libs_test.sh. (check_DATA): Add exclude_libs_test.syms. (MOSTLYCLEANFILES): Add exclude_libs_test.syms, libexclude_libs_test_1.a and libexclude_libs_test_2.a. (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES, exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define. (exclude_libs_test.syms, libexclude_libs_test_1.a, libexclude_libs_test_2.a): New rules. * testsuite/Makefile.in: Regenerate. * testsuite/exclude_libs_test.c: New file. * testsuite/exclude_libs_test.sh: Ditto. * testsuite/exclude_libs_test_1.c: Ditto. * testsuite/exclude_libs_test_2.c: Ditto.
2009-03-24 * object.cc (is_elf_object): Define.Ian Lance Taylor1-21/+3
* object.h (is_elf_object): Declare. * archive.cc (Archive::get_elf_object_for_member): Call is_elf_object. * readsymc.cc (Read_symbols::do_read_symbols): Likewise.
2009-03-18 * archive.cc (Archive::add_symbols): Check for a version attachedIan Lance Taylor1-2/+44
to the symbol name in the archive map. * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11. (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define. (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define. (ver_test_11.a): New target. * testsuite/Makefile.in: Rebuild.
2009-03-14 * readsyms.cc (Read_symbols::incompatible_warning): New function.Ian Lance Taylor1-46/+100
(Read_symbols::requeue): New function. (Read_symbols::do_read_symbols): If make_elf_object fails because the target type is not configured, and the file was searched for, issue a warning and retry with the next directory. (Add_symbols::run): If the file has an incompatible format, and it was searched for, requeue the Read_symbols task. On error, release the object. * readsyms.h (class Read_symbols): Add dirindex_ field. Add dirindex parameter to constructor. Change all callers. Declare incompatible_warning and requeue. (class Add_symbols): Add dirpath_, dirindex_, mapfile_, input_argument_ and input_group_ fields. Add them to constructor. Change all callers. (class Read_script): Add dirindex_ field. Add it to constructor. Change all callers. * archive.cc (Archive::setup): Remove input_objects parameter. Change all callers. (Archive::get_file_and_offset): Likewise. (Archive::read_all_symbols): Likewise. (Archive::read_symbols): Likewise. (Archive::get_elf_object_for_member): Remove input_objects parameter. Add punconfigured parameter. Change all callers. (Archive::add_symbols): Change return type to bool. Check return value of include_member. (Archive::include_all_members): Likewise. (Archive::include_member): Change return type to bool. Return false if first included object has incompatible target. Set included_member_ field. (Add_archive_symbols::run): If add_symbols returns false, requeue Read_symbols task. * archive.h (class Archive): Add included_member_ field. Initialize it in constructor. Add input_file and searched_for methods. Update declarations. (class Add_archive_symbols): Add dirpath_, dirindex_, and input_argument_ fields. Add them to constructor. Change all callers. * script.cc: Include "target-select.h". (class Parser_closure): Add skip_on_incompatible_target_ and found_incompatible_target_ fields. Add skip_on_incompatible_target parameter to constructor. Change all callers. Add methods skip_on_incompatible_target, clear_skip_on_incompatible_target, found_incompatible_target, and set_found_incompatible_target. (read_input_script): Add dirindex parameter. Change all callers. If parser finds an incompatible target, requeue Read_symbols task. (script_set_symbol): Clear skip_on_incompatible_target in closure. (script_add_assertion, script_parse_option): Likewise. (script_start_sections, script_add_phdr): Likewise. (script_check_output_format): New function. * script.h (read_input_script): Update declaration. * script-c.h (script_check_output_format): Declare. * yyscript.y (file_cmd): Handle OUTPUT_FORMAT. (ignore_cmd): Remove OUTPUT_FORMAT. * fileread.cc (Input_file::Input_file): Add explicit this. (Input_file::will_search_for): New function. (Input_file::open): Add pindex parameter. Change all callers. * fileread.h (class Input_file): Add input_file_argument method. Declare will_search_for. Update declarations. * object.cc (make_elf_object): Add punconfigured parameter. Change all callers. * object.h (class Object): Make input_file public. Add searched_for method. (make_elf_object): Update declaration. * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to restart search. * dirsearch.h (class Dirsearch): Update declaration. * options.h (class General_options): Add --warn-search-mismatch. * parameters.cc (Parameters::is_compatible_target): New function. * parameters.h (class Parameters): Declare is_compatible_target. * workqueue.cc (Workqueue::add_blocker): New function. * workqueue.h (class Workqueue): Declare add_blocker.
2009-03-13 * fileread.cc (Input_file::open): Remove options parameter.Ian Lance Taylor1-4/+2
Change all callers. (Input_file::open_binary): Likewise. * script.cc (read_input_script): Likewise. * readsyms.h (class Read_symbols): Remove options_ field. Remove options parameter from constructor. Change all callers. (class Read_script): Likewise. * fileread.h (class Input_file): Update declarations. * script.h (read_input_script): Update declaration.
2009-02-13 (From Rafael Espindola)Cary Coutant1-3/+3
* archive.cc (Archive::include_member): Update calls to add_symbols. * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add the Layout argument. * dynobj.h (do_add_symbols): Add the Layout argument. * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the Layout argument. * object.h (Object::add_symbols): Add the Layout argument. (Object::do_add_symbols): Add the Layout argument. (Sized_relobj::do_add_symbols): Add the Layout argument. * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols): Unify the two versions. (Add_plugin_symbols): Remove. * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove. (Sized_pluginobj::do_add_symbols): Unify the two versions. (Add_plugin_symbols): Remove. * readsyms.cc (Read_symbols::do_read_symbols): Update call to Add_symbols. Use Add_symbols instead of Add_plugin_symbols. (Add_symbols::run): Make it work with Pulginobj.
2009-01-15 * archive.cc (Archive::get_elf_object_for_member): Remove callCary Coutant1-2/+1
to File_read::claim_for_plugin. * descriptors.cc (Descriptors::open): Remove reference to is_claimed. (Descriptors::claim_for_plugin): Remove. * descriptors.h (Descriptors::claim_for_plugin): Remove. (Descriptors::is_claimed): Remove. (claim_descriptor_for_plugin): Remove. * fileread.cc (File_read::claim_for_plugin): Remove. * fileread.h (File_read::claim_for_plugin): Remove. (File_read::descriptor): Reopen descriptor if necessary. * plugin.cc (Plugin::load): Add two new APIs to transfer vector. (Plugin_manager::all_symbols_read): Add task parameter. Change all callers. (Plugin_manager::get_input_file): New function. (Plugin_manager::release_input_file): New function. (Pluginobj::Pluginobj): Add filesize parameter and initialize corresponding data member. (Sized_pluginobj::Sized_pluginobj): Add filesize parameter and pass to base constructor. Change all callers. (get_input_file, release_input_file): New functions. (make_sized_plugin_object): Add filesize parameter. Change all callers. * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member. (Plugin_manager::all_symbols_read): Add task parameter. (Plugin_manager::get_input_file): New function. (Plugin_manager::release_input_file): New function. (Plugin_manager::task_): New data member. (Pluginobj::Pluginobj): Add filesize parameter. (Pluginobj::filename): New function. (Pluginobj::descriptor): New function. (Pluginobj::filesize): New function. (Pluginobj::filesize_): New data member. (Sized_pluginobj::Sized_pluginobj): Add filesize parameter. * readsyms.cc (Read_symbols::do_read_symbols): Remove call to File_read::claim_for_plugin; use Object::unlock to unlock the file. * testsuite/Makefile.am (plugin_test_4): New test case for plugins with archive libraries. * testsuite/Makefile.in: Regenerate. * testsuite/plugin_test.c (struct sym_info): New type. (get_input_file, release_input_file): New static variables. (onload): Capture new transfer vector entries. (claim_file_hook): Stop reading at end of file according to filesize. Factor out parsing of readelf output into separate function. (all_symbols_read_hook): Exercise get_input_file and release_input_file APIs and get the source file name from the symbol table. Convert source file name to corresponding object file name. Print info message when adding new input files. (parse_readelf_line): New function. * testsuite/plugin_test_1.sh: Add checks for new info messages. * testsuite/plugin_test_2.sh: Likewise. * testsuite/plugin_test_3.sh: Likewise. * testsuite/plugin_test_4.sh: New test case.
2008-09-29 * archive.cc (Archive::get_file_and_offset): Use filename insteadCary Coutant1-2/+7
of name to get library path. (Archive::include_member): Unlock external member of a thin archive. * testsuite/Makefile.am (TEST_AR): New variable. (thin_archive_test_1): New test. (thin_archive_test_2): New test.
2008-09-19Add plugin functionality for link-time optimization (LTO).Cary Coutant1-5/+32
include/: * plugin-api.h: New file. gold/: * configure.ac (plugins): Add --enable-plugins option. * configure: Regenerate. * config.in: Regenerate. * Makefile.am (LIBDL): New variable. (CCFILES): Add plugin.cc. (HFILES): Add plugin.h. (ldadd_var): Add LIBDL. * Makefile.in: Regenerate. * archive.cc: Include "plugin.h". (Archive::setup): Don't preread archive symbols when using a plugin. (Archive::get_file_and_offset): Add memsize parameter. Change callers. (Archive::get_elf_object_for_member): Call plugin hooks for claiming files. (Archive::include_member): Add symbols from plugin objects. * archive.h (Archive::get_file_and_offset): Add memsize parameter. * descriptors.cc (Descriptors::open): Check for file descriptors abandoned by plugins. (Descriptors::claim_for_plugin): New function. * descriptors.h (Descriptors::claim_for_plugin): New function. (Open_descriptor::is_claimed): New field. (claim_descriptor_for_plugin): New function. * fileread.cc (File_read::claim_for_plugin): New function. * fileread.h (File_read::claim_for_plugin): New function. (File_read::descriptor): New function. * gold.cc: Include "plugin.h". (queue_initial_tasks): Add task to call plugin hooks for generating new object files. * main.cc: Include "plugin.h". (main): Load plugin libraries. * object.h (Pluginobj): Declare. (Object::pluginobj): New function. (Object::do_pluginobj): New function. (Object::set_target): New function. * options.cc: Include "plugin.h". (General_options::parse_plugin): New function. (General_options::General_options): Initialize plugins_ field. (General_options::add_plugin): New function. * options.h (Plugin_manager): Declare. (General_options): Add --plugin option. (General_options::has_plugins): New function. (General_options::plugins): New function. (General_options::add_plugin): New function. (General_options::plugins_): New field. * plugin.cc: New file. * plugin.h: New file. * readsyms.cc: Include "plugin.h". (Read_symbols::do_read_symbols): Check for archive before checking for ELF file. Call plugin hooks to claim files. * resolve.cc (Symbol_table::resolve): Record when symbol is referenced from a real object file; force override when processing replacement files. * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field. (Symbol::init_base_object): Likewise. (Symbol::init_base_output_data): Likewise. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Symbol::init_base_undefined): Likewise. (Symbol::output_section): Assert that object is not a plugin. (Symbol_table::add_from_pluginobj): New function. (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as undefined. (Symbol_table::sized_write_globals): Likewise. (Symbol_table::add_from_pluginobj): Instantiate template. * symtab.h (Sized_pluginobj): Declare. (Symbol::in_real_elf): New function. (Symbol::set_in_real_elf): New function. (Symbol::in_real_elf_): New field. (Symbol_table::add_from_pluginobj): New function. * testsuite/Makefile.am (AM_CFLAGS): New variable. (LIBDL): New variable. (LDADD): Add LIBDL. (check_PROGRAMS): Add plugin_test_1 and plugin_test_2. (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh. (check_DATA): Add plugin_test_1.err and plugin_test_2.err. (MOSTLYCLEANFILES): Likewise. * testsuite/Makefile.in: Regenerate. * testsuite/plugin_test.c: New file. * testsuite/plugin_test_1.sh: New file. * testsuite/plugin_test_2.sh: New file.
2008-08-072008-08-06 Cary Coutant <ccoutant@google.com>Cary Coutant1-190/+316
* archive.cc (Archive::total_archives, Archive::total_members) (Archive::total_members_loaded): New variables. (Archive::setup): Add parameter. Add option to preread archive symbols. (Archive::read_armap): Add counter. (Archive::get_file_and_offset): New function. (Archive::get_elf_object_for_member): New function. (Archive::read_all_symbols): New function. (Archive::read_symbols): New function. (Archive::add_symbols): Add counters. (Archive::include_all_members): Use armap to find members if it's already built. (Archive::include_member): Skip reading symbols if already read. Factored code into Archive::get_file_and_offset and Archive::get_elf_object_for_member. Changed call to Mapfile::report_include_archive_member. (Archive::print_stats): New function. * archive.h: Declare Object and Read_symbols_data classes. (Archive::Archive): Add initializers for new members. (Archive::setup): Add parameter. (Archive::print_stats): New function. (Archive::total_archives, Archive::total_members) (Archive::total_members_loaded): New variables. (Archive::get_file_and_offset): New function. (Archive::get_elf_object_for_member): New function. (Archive::read_all_symbols): New function. (Archive::read_symbols): New function. (Archive::Archive_member): New class. (Archive::members_): New member. (Archive::num_members_): New member. * main.cc: Include archive.h. (main): Call Archive::print_stats. * mapfile.cc (Mapfile::report_include_archive_member): Delete archive parameter; member_name is now the fully-decorated name. * mapfile.h (Mapfile::report_include_archive_member): Likewise. * options.h: (General_options): Add --preread-archive-symbols option. * readsyms.cc (Read_symbols::do_read_symbols): Change call to Archive::setup.
2008-07-25 PR 5990Ian Lance Taylor1-5/+5
* descriptors.cc: New file. * descriptors.h: New file. * gold-threads.h (class Hold_optional_lock): New class. * fileread.cc: Include "descriptors.h". (File_read::~File_read): Release descriptor rather than closing it. (File_read::open) [file]: Call open_descriptor rather than open. Set is_descriptor_opened_. (File_read::open) [memory]: Assert that descriptor is not open. (File_read::reopen_descriptor): New function. (File_read::release): Release descriptor. (File_read::do_read): Make non-const. Reopen descriptor. (File_read::read): Make non-const. (File_read::make_view): Reopen descriptor. (File_read::do_readv): Likewise. * fileread.h (class File_read): Add is_descriptor_opened_ field. Update declarations. * layout.cc: Include "descriptors.h". (Layout::create_build_id): Use open_descriptor rather than open. * output.cc: Include "descriptors.h". (Output_file::open): Use open_descriptor rather than open. * archive.cc (Archive::const_iterator): Change Archive to be non-const. (Archive::begin, Archive::end): Make non-const. (Archive::count_members): Likewise. * archive.h (class Archive): Update declarations. * object.h (Object::read): Make non-const. * Makefile.am (CCFILES): Add descriptors.cc. (HFILES): Add descriptors.h. * Makefile.in: Rebuild.
2008-07-22 * cref.cc: New file.Ian Lance Taylor1-39/+155
* cref.h: New file. * options.h (class General_options): Add --print-symbol-counts. * main.cc (main): Issue defined symbol report if requested. * archive.cc (Archive::interpret_header): Make into a const member function. (Archive::add_symbols): Call Input_objects::archive_start and archive_stop. (Archive::const_iterator): Define new class. (Archive::begin, Archive::end): New functions. (Archive::include_all_members): Rewrite to use iterator. (Archive::count_members): New function. * archive.h (class Archive): Update declarations. (Archive::filename): New function. * object.cc: Include "cref.h". (Sized_relobj::Sized_relobj): Initialize defined_count_. (Sized_relobj::do_get_global_symbol_counts): New function. (Input_objects::add_object): Add object to cross-referencer. (Input_objects::archive_start): New function. (Input_objects::archive_stop): New function. (Input_objects::print_symbol_counts): New function. * object.h: Declare Cref and Archive. (Object::get_global_symbol_counts): New function. (Object::do_get_global_symbol_counts): New pure virtual function. (class Sized_relobj): Add defined_count_ field. Update declarations. (class Input_objects): Add cref_ field. Update constructor. Update declarations. * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and defined_count_. (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing symbol counts. (Sized_dynobj::do_get_global_symbol_counts): New function. * dynobj.h (class Sized_dynobj): Add fields symbols_ and defined_count_. Update declarations. Define Symbols typedef. * symtab.cc (Symbol_table::add_from_relobj): Add defined parameter. Change all callers. (Symbol_table::add_from_dynobj): Add sympointers and defined parameters. Change all callers. * symtab.h (class Symbol_table): Update declarations. * Makefile.am (CCFILES): Add cref.cc. (HFILES): Add cref.h. * Makefile.in: Rebuild.
2008-05-30 * archive.cc (Archive::include_all_members) Correct to stepCary Coutant1-1/+4
over symbol table and extended name table in thin archives.
2008-05-21 * mapfile.cc: New file.Ian Lance Taylor1-9/+25
* mapfile.h: New file. * options.h (class General_options): Add -M/--print-map and -Map. * options.cc (General_options::finalize): Make -M equivalent to -Map -. * main.cc: Include <cstdio> and "mapfile.h". (main): Open mapfile if requested. * gold.cc (class Middle_runner): Add mapfile_ field. Update constructor. Change caller. (queue_initial_tasks): Add mapfile parameter. Change caller. (queue_middle_tasks): Likewise. * gold.h (queue_initial_tasks, queue_middle_tasks): Update declarations. * archive.cc: Include "mapfile.h". (Archive::add_symbols): Add mapfile parameter. Change all callers. Pass mapfile, symbol, and reason to include_member. (Archive::include_all_members): Add mapfile parameter. Change all callers. (Archive::include_member): Add mapfile, sym, and why parameters. Change all callers. Report inclusion to map file. * archive.h: Include "fileread.h". (class Archive): Update declarations. (Archive::file): New const method. (class Add_archive_symbols): Add mapfile_ field. Update constructor. Change all callers. * readsyms.h (class Read_symbols): Likewise. (class Finish_group): Likewise. (class Read_script): Likewise. * common.cc: Include "mapfile.h". (Symbol_table::allocate_commons): Add mapfile parameter. Change all callers. (Symbol_table::do_allocate_commons): Likewise. (Symbol_table::do_allocate_commons_list): Likewise. Report common symbol allocation to mapfile. * common.h (class Allocate_commons_task): Add mapfile_ field. Update constructor. Change all callers. * symtab.h (class Symbol_table): Update declarations. * layout.cc: Include "mapfile.h". (Layout_task_runner::run): Print information to mapfile. (Layout::create_gold_note): Change Output_data_fixed_space to Output_data_zero_fill. (Layout::create_build_id): Likewise. (Layout::print_to_mapfile): New function. * layout.h (class Layout_task_runner): Add mapfile_ field. Update constructor. Change caller. (class Layout): Declare print_to_mapfile. * output.cc (Output_section::Input_section::print_to_mapfile): New function. (Output_section::add_input_section): If producing a map, always add to input_sections_ list. (Output_section::do_print_to_mapfile): New function. (Output_segment::print_sections_to_mapfile): New function. (Output_segment::print_section_list_to_mapfile): New function. * output.h: Include "mapfile.h". (Output_data::print_to_mapfile): New function. (Output_data::do_print_to_mapfile): New virtual function. (Output_segment_headers::do_print_to_mapfile): New function. (Output_file_header::do_print_to_mapfile): New function. (Output_data_const::do_print_to_mapfile): New function. (class Output_data_const_buffer): Add map_name_ field. Update constructor. Change all callers. Add do_print_to_mapfile function. (class Output_data_fixed_space): Likewise. (class Output_data_space): Likewise. (class Output_data_zero_fill): New class. (Output_data_strtab::do_print_to_mapfile): New function. (Output_data_reloc_base::do_print_to_mapfile): New function. (Output_relocatable_relocs::do_print_to_mapfile): New function. (Output_data_group::do_print_to_mapfile): New function. (Output_data_got::do_print_to_mapfile): New function. (Output_data_dynamic::do_print_to_mapfile): New function. (Output_symtab_xindex::do_print_to_mapfile): New function. (class Output_section): Declare do_print_to_mapflie. Declare print_to_mapfile in Input_section. (class Output_segment): Declare new functions. * object.h (Sized_relobj::symbol_count): New function. * script-sections.cc (Output_section_element_dot_assignment::set_section_addresses): Change Output_data_fixed_space to Output_data_zero_fill. (Output_data_expression::do_print_to_mapfile): New function. * script.cc (read_input_script): Add mapfile parameter. Change all callers. * script.h (read_input_script): Update declaration. * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function. (Eh_frame::do_print_to_mapfile): New function. * merge.h (Output_merge_data::do_print_to_mapfile): New function. (Output_merge_string::do_print_to_mapfile): New function. * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New function. * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New function. * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New function. * Makefile.am (CCFILES): Add mapfile.cc. (HFILES): Add mapfile.h. * Makefile.in: Rebuild.
2008-05-07 PR 6049Ian Lance Taylor1-1/+5
* options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end functions. (class General_options): Remove existing --undefined, and add --no-undefined instead. Add new --undefined as synonym for -u. * archive.cc (Archive::add_symbols): Check whether symbol was named with -u. * gold.cc (queue_middle_tasks): Add -u symbols to symbol table. * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change all uses. Add IS_UNDEFINED. Update declarations to split different versions of init_base. Declare init_base_undefined. (Symbol::is_defined): Handle IS_UNDEFINED. (Symbol::is_undefined): Likewise. (Symbol::is_weak_undefined): Call is_undefined. (Symbol::is_absolute): Handle IS_CONSTANT. (class Sized_symbol): Update declarations to split different versions of init. Declare init_undefined. (class Symbol_table): Declare new functions. * symtab.cc (Symbol::init_base_object): Rename from init_base. Change all callers. (Symbol::init_base_output_data): Likewise. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Symbol::init_base_undefined): New function. (Sized_symbol::init_object): Rename from init. Change all callers. (Sized_symbol::init_output_data): Likewise. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (Sized_symbol::init_undefined): New function. (Symbol_table::add_undefined_symbols_from_command_line): New function. (Symbol_table::do_add_undefined_symbols_from_command_line): New function. (Symbol::final_value_is_known): Handle IS_UNDEFINED. (Symbol::output_section): Likewise. (Symbol::set_output_section): Likewise. (Symbol_table::sized_finalize_symbol): Likewise. (Symbol_table::sized_write_globals): Likewise. * resolve.cc (Symbol_table::should_override): Likewise. (Symbol::override_base_with_special): Likewise.
2008-04-23 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view ratherIan Lance Taylor1-7/+4
than read for file header. * archive.cc (Archive::include_member): Likewise.
2008-04-02 * fileread.cc (File_read::find_view): Add byteshift and vshiftedIan Lance Taylor1-3/+5
parameters. Update for new key type to views_. Change all callers. (File_read::read): Adjust for byteshift in returned view. (File_read::add_view): New function, broken out of find_and_make_view. (File_read::make_view): New function, broken out of find_and_make_view. (File_read::find_or_make_view): Add offset and aligned parameters. Rewrite accordingly. Change all callers. (File_read::get_view): Add offset and aligned parameters. Adjust for byteshift in return value. (File_read::get_lasting_view): Likewise. * fileread.h (class File_read): Update declarations. (class File_read::View): Add byteshift_ field. Add byteshift to constructor. Add byteshift method. * archive.h (Archive::clear_uncached_views): New function. (Archive::get_view): Add aligned parameter. Change all callers. * object.h (Object::get_view): Add aligned parameter. Change all callers. (Object::get_lasting_view): Likewise. * fileread.cc (File_read::release): Don't call clear_views if there are multiple objects. * fileread.h (File_read::clear_uncached_views): New function. * archive.cc (Add_archive_symbols::run): Call clear_uncached_views on the archive.
2008-04-012008-03-31 Cary Coutant <ccoutant@google.com>Cary Coutant1-22/+114
Add thin archive support. * archive.cc (Archive::armagt): New const. (Archive::setup): Remove task parameter and calls to unlock. (Archive::unlock_nested_archives): New function. (Archive::read_header): Add nested_off parameter. Change all callers. (Archive::interpret_header): Likewise. (Archive::include_all_members): Change to handle thin archives. (Archive::include_member): Likewise. * archive.h (Archive::Archive): Add new parameters and initializers. (Archive::armagt): New const. (Archive::setup): Remove task parameter. (Archive::unlock_nested_archives): New function. (Archive::read_header): Add nested_off parameter. (Archive::interpret_header): Likewise. (Archive::Nested_archive_table): New typedef. (Archive::is_thin_archive_): New field. (Archive::nested_archives_): New field. (Archive::options_): New field. (Archive::dirpath_): New field. (Archive::task_): New field. * readsyms.cc (Read_symbols::do_read_symbols): Add check for thin archives. Pass additional parameters to Archive::Archive. Unlock the archive file after calling Archive::setup.
2008-03-13Update copyright years. Update language files.Ian Lance Taylor1-1/+1
2008-02-26From Craig Silverstein: rename option functions for future optionIan Lance Taylor1-2/+2
handling rewrite.
2008-01-02Reduce the number of system calls. Use readv instead of pread. DoIan Lance Taylor1-7/+11
better handling of cached views.
2007-12-18Add section_size_type and section_offset_type, use them to replace aIan Lance Taylor1-5/+7
lot of instances of off_t.
2007-12-14Rewrite workqueue. This version eliminates the master thread, andIan Lance Taylor1-25/+13
reduces the amount of locking required to find a new thread to run.
2007-11-22Add threading support.Ian Lance Taylor1-0/+1
2007-11-16Ignore empty archives.Ian Lance Taylor1-0/+7
2007-11-07From Craig Silverstein: Don't crash if we see a file we don't recognize.Ian Lance Taylor1-5/+12
2007-10-14Remove extraneous newlines.Ian Lance Taylor1-1/+1
2007-10-14Run all error handling through an Errors object. Delete output fileIan Lance Taylor1-48/+28
on error.
2007-10-02From Craig Silverstein: avoid some signed/unsigned warnings from gcc 4.2.Ian Lance Taylor1-2/+2
2007-09-25Add cache parameter to get_view. Discard uncached views on unlock.Ian Lance Taylor1-11/+16
Fix bug this exposed in archive armap symbol name handling.
2007-09-25Rework File_read interface. Get file size. Use pread whenIan Lance Taylor1-13/+18
available.
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