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2010-05-182010-05-18 Rafael Espindola <espindola@google.com>Rafael Ávila de Espíndola1-1/+1
* options.cc (General_options::finalize): Handle -nostdlib. * options.h (nostdlib): New option. * script.cc (script_add_search_dir): Handle -nostdlib.
2010-04-072010-04-07 Doug Kwan <dougkwan@google.com>Doug Kwan1-1/+14
* arm.cc: Replace "endianity" with "endianness" in comments. (Arm_exidx_cantunwind): Ditto. (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures. (Arm_relobj::merge_flags_and_attributes): New method. (Arm_relobj::merge_flags_and_attributes_): New data member. (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting. (Arm_relobj::scan_sections_for_stubs): Ditto. (Arm_relobj::do_read_symbols): Check to see if we really want to merge processor-specific flags and attributes. Exit early if an object is empty except for section names and the undefined symbol. (Target_arm::do_finalize_sections): Move check for ELF format to Arm_relobj::do_read_symbols. Merge processor specific flags and attributes from a regular object only when we have determined that it is aapropriate. Do not create an .ARM.attributes section in output if there is no regular input object. (Target_arm::merge_processor_specific_flags): Check --warn-mismatch before printing any error. (Target_arm::merge_object_attributes): Ditto. * gold.cc (queue_middle_tasks): Handle the case in which there is no regular object in input. * options.cc (General_options::parse_EB): New method. (General_options::parse_EL): Same. (General_options::General_options): Initialize endianness_. * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch): New options. (General_options::Endianness): New enum. (General_options::endianness): New method. (General_options::endianness_): New data member. * parameters.cc (Parameters::set_options): Check target endianness. (Parameters::set_target_once): Ditto. (Parameters::check_target_endianness): New method. (parameters_force_valid_target): If either -EL or -EB is specified, use it to define endianness of default target. * parameters.h (Parameters::check_target_endianness): New method declaration. * target.h (class Target): Change "endianity" to "endianness" in comments.
2010-03-222010-03-22 Rafael Espindola <espindola@google.com>Rafael Ávila de Espíndola1-3/+49
* 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.
2010-02-272010-02-26 Doug Kwan <dougkwan@google.com>Doug Kwan1-1/+2
* arm.cc (Target_arm::scan_reloc_for_stub): Move code handling R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs. (Target_arm::scan_reloc_section_for_stubs): Instead of calling scan_reloc_for_stub, do all processing of R_ARM_V4BX here. * options.cc (General_options::General_options): Initialize member fix_v4bx_. * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout and rm_no_fix_v4bx.stdout (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o, arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking, arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules. (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking and arm_no_fix_v4bx. * Makefile.in: Regenerate. * testsuite/arm_fix_v4bx.s: New file. * testsuite/arm_fix_v4bx.sh: Ditto.
2010-01-222010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>Doug Kwan1-0/+14
* gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of Fix_v4bx enum values . * gold/options.h (General_options): New option definitions. (General_options::fix_v4bx): New method. (General_options::Fix_v4bx): New enum. * gold/options.cc (General_options::parse_fix_v4bx): New method. (General_options::parse_fix_v4bx_interworking): New method.
2010-01-06 PR 10980Ian Lance Taylor1-3/+68
* 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.
2009-12-30 PR 10861Ian Lance Taylor1-0/+11
* script.h (class Version_script_info): Define Language enum. Update declarations. Define Glob, Exact, and Lookup types. Add new fields globals_, locals_, and is_finalized_. * script.cc: Various formatting fixes. (class Parser_closure): Change language_stack_ from a vector of std::string to one of Version_script_info::Language. Adjust all uses accordingly. (class Lazy_demangler): Remove. (struct Version_expression): Change language from std::string to Version_script_info::Language. (Version_script_info::Version_script_info): New function. (Version_script_info::~Version_script_info): Don't call clear. (Version_script_info::finalize): New function. (Version_script_info::build_lookup_tables): New function. (Version_script_info::build_expression_list_lookup): New function. (Version_script_info::get_symbol_version_helper): Rewrite to use lookup tables. (Version_script_info::print_expression_list): Adjust to use Version_script_info::Language. (script_push_lex_into_version_mode): Check that the version script has not been finalized. (version_script_push_lang): Change language string to Version_script_info::Language. * options.cc (Command_line::version_script): New function. * options.h (class General_options): Add finalize_dynamic_list function. Change version_script from declaration to definition. * testsuite/ver_test_4.script: Remove duplicate def of t2_2. * testsuite/version_script.map: Remove duplicate def of foo. * testsuite/Makefile.am (ver_matching_def.so): Depend upon version_script.map. * testsuite/Makefile.in: Rebuild.
2009-12-29* options.cc (General_options::parse_version): Allow -v to exitSriraman Tallam1-0/+1
without an error if there is nothing to link.
2009-12-222009-12-21 Sriraman Tallam <tmsriram@google.com>Sriraman Tallam1-2/+4
* options.cc (General_options::parse_version): Make -v continue and do the link like GNU ld does.
2009-10-14 Add support for -pie.Ian Lance Taylor1-2/+9
* options.h (class General_options): Add -pie and --pic-executable. (General_options::output_is_position_independent): Test -pie. (General_options::output_is_executable): Return true if not shared and not relocatable. (General_options::output_is_pie): Remove. * options.cc (General_options::finalize): Reject incompatible uses of -pie. * gold.cc (queue_middle_tasks): A -pie link is not static. * symtab.h (Symbol::needs_plt_entry): Return false if -pie. * symtab.cc (Symbol::final_value_is_known): Return false if output_is_position_independent. * layout.cc (Layout::set_segment_offsets): Start at address 0 if output_is_position_independent. * output.cc (Output_file_header::do_sized_write): Use ET_DYN if output_is_position_independent. * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if output_is_position_independent. * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and two_file_pie_test. (basic_pie_test.o, basic_pie_test): New targets. (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets. (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets. (two_file_pie_test): New target. * testsuite/Makefile.in: Rebuild. * README: Remove note saying that -pie is not supported.
2009-10-13 * gc.h (gc_process_relocs): Check if icf is enabled using newSriraman Tallam1-0/+9
function. * gold.cc (queue_initial_tasks): Likewise. (queue_middle_tasks): Likewise. * object.cc (do_layout): Likewise. * symtab.cc (is_section_folded): Likewise. * main.cc (main): Likewise. * reloc.cc (Read_relocs::run): Likewise. (Sized_relobj::do_scan_relocs): Likewise. * icf.cc (is_function_ctor_or_dtor): New function. (Icf::find_identical_sections): Check if function is ctor or dtor when safe icf is chosen. * options.h (General_options::icf): Change option to be an enum. (Icf_status): New enum. (icf_enabled): New method. (icf_safe_folding): New method. (set_icf_status): New method. (icf_status_): New variable. * (options.cc) (General_options::finalize): Set icf_status_. * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify icf_test and icf_keep_unique_test to use the --icf enum flag. * testsuite/icf_safe_test.sh: New file. * testsuite/icf_safe_test.cc: New file.
2009-10-102009-10-10 Chris Demetriou <cgd@google.com>Chris Demetriou1-4/+18
* 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.
2009-10-092009-10-09 Doug Kwan <dougkwan@google.com>Doug Kwan1-0/+10
* layout.cc (Layout::make_output_section): Call target hook to make ordinary output section. (Layout::finalize): Adjust parameter list of call the Target::may_relax(). * layout.h (class Layout::section_list): New method. * merge.h (Output_merge_base::entsize): Change visibility to public. (Output_merge_base::is_string, Output_merge_base::do_is_string): New methods. (Output_merge_string::do_is_string): New method. * object.cc (Sized_relobj::do_setup): renamed from Sized_relobj::set_up. * object.h (Sized_relobj::adjust_shndx, Sized_relobj::initializ_input_to_output_maps, Sized_relobj::free_input_to_output_maps): Change visibilities to protected. (Sized_relobj::setup): Virtualize. (Sized_relobj::do_setup): New method declaration. (Sized_relobj::invalidate_section_offset, Sized_relobj::do_invalidate_section_offset): New method decfinitions. (Sized_relobj::elf_file, Sized_relobj::local_values): New methods. * options.cc (parse_int): New function. * options.h (parse_int): New declaration. (DEFINE_int): New macro. (stub_group_size): New option. * output.cc (Output_section::Output_section): Initialize memebers merge_section_map_, merge_section_by_properties_map_, relaxed_input_section_map_, is_relaxed_input_section_map_valid_. (Output_section::add_input_section): Handled deferred code-fill generation and remove an old comment. (Output_section::add_relaxed_input_section): New method definition. (Output_section::add_merge_input_section): Use merge section by properties map to speed to search. Update merge section maps as appropriate. (Output_section::build_relaxation_map): New method definition. (Output_section::convert_input_sections_in_list_to_relaxed_sections): Same. (Output_section::relax_input_section): Renamed to Output_section::convert_input_sections_to_relaxed_sections and change interface to take a vector of pointers to relaxed sections. (Output_section::find_merge_section, Output_section::find_relaxed_input_section): New method definitions. (Output_section::is_input_address_mapped, Output_section::output_offset, Output_section::output_address): Use output section data maps to speed up searching. (Output_section::find_starting_output_address): Add comments. (Output_section::do_write, Output_section::write_to_postprocessing_buffer): Do code-fill generation as appropriate. (Output_section::get_input_sections): Invalidate relaxed input section map. (Output_section::restore_states): Adjust type of checkpoint . Invalidate relaxed input section map. * output.h (Output_merge_base): New class declaration. (Input_section_specifier): New class defintion. (class Output_relaxed_input_section) Change base class to Output_section_data_build. (Output_relaxed_input_section::Output_relaxed_input_section): Adjust base class initializer. (Output_section::add_relaxed_input_section): New method declaration. (Output_section::Input_section): Change visibility to protected. (Output_section::Input_section::relobj, Output_section::Input_section::shndx): Handle relaxed input sections. Output_section::input_sections) Change visibility to protected. Also define overload to return a non-const pointer. (Output_section::Merge_section_properties): New class defintion. (Output_section::Merge_section_by_properties_map, Output_section::Output_section_data_by_input_section_map, Output_section::Relaxation_map): New types. (Output_section::relax_input_section): Rename method to Output_section::convert_input_sections_to_relaxed_sections and change interface to take a vector of relaxed section pointers. (Output_section::find_merge_section, Output_section::find_relaxed_input_section, Output_section::build_relaxation_map, Output_section::convert_input_sections_in_list_to_relaxed_sections): New method declarations. (Output_section::merge_section_map_ Output_section::merge_section_by_properties_map_, Output_section::relaxed_input_section_map_, Output_section::is_relaxed_input_section_map_valid_, Output_section::generate_code_fills_at_write_): New data members. * script-sections.cc (Output_section_element_input::set_section_addresses): Call current_data_size and addralign methods of relaxed input sections. (Orphan_output_section::set_section_addresses): Call current_data_size and addralign methods of relaxed input sections. * symtab.cc (Symbol_table::compute_final_value): Extract template from the body of Symbol_table::sized_finalize_symbol. (Symbol_table::sized_finalized_symbol): Call Symbol_table::compute_final_value. * symtab.h (Symbol_table::Compute_final_value_status): New enum type. (Symbol_table::compute_final_value): New templated method declaration. * target.cc (Target::do_make_output_section): New method defintion. * target.h (Target::make_output_section): New method declaration. (Target::relax): Add more parameters for input objects, symbol table and layout. Adjust call to do_relax. (Target::do_make_output_section): New method declaration. (Target::do_relax): Add parameters for input objects, symbol table and layout.
2009-09-18 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.Craig Silverstein1-0/+25
* options.cc: Include <cerrno> and <fstream>. (General_options::finalize): Parse -retain-symbols-file tag. * options.h: New flag. (General_options): New method should_retain_symbol, new variable symbols_to_retain. * symtab.cc (Symbol_table::sized_finalize_symbol): Test should_retain_symbol map. * testsuite/Makefile.am (retain_symbols_file_test): New test. * testsuite/Makefile.in: Regenerate. * testsuite/retain_symbols_file_test.sh: New file.
2009-08-25 * options.h (Command_line::Pre_options): New class.Cary Coutant1-1/+21
(Command_line::pre_options): New member. * options.cc (gold::options::ready_to_register): New variable. (One_option::register_option): Do nothing if not registering options. Assert if same short option registered twice. (General_options::General_options): Turn off option registration when done constructing. (Command_line::Pre_options::Pre_options): New constructor.
2009-06-24 PR 10237Ian Lance Taylor1-1/+3
* options.cc (General_options::parse_V): Set printed_version_. (General_options::General_options): Initialize printed_version_. * options.h (class General_options): Add printed_version_ field. * gold.cc (queue_initial_tasks): If there are no input files, don't give a fatal error if we printed the version information. (queue_middle_tasks): If using -r with a shared object, give a fatal error rather than an ordinary error.
2009-06-23 PR 10030Ian Lance Taylor1-25/+25
* yyscript.y: Parse TARGET. * script.cc (script_set_target): New function. * script-c.h (script_set_target): Declare. * options.cc (General_options::string_to_object_format): Rename from string_to_object_format in anonymous namespace. Change callers. * options.h (class General_options): Declare string_to_object_format.
2009-05-262009-05-26 Doug Kwan <dougkwan@google.com>Doug Kwan1-6/+9
* options.cc (General_options::parse_exclude_libs). Fix a comment. (General_options::check_excluded_libs): Strip off directories in archive name before matching like GNU ld does. * testsuite/Makefile.am (MOSTLYCLEANFILES, exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a (exclude_libs_test_LDFLAGS): Add linker option -Wl,--exclude-libs,libexclude_libs_test_3 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as an explicit archive without using -l. (alt/libexclude_libs_test_3.a): New make rule. * testsuite/Makefile.in: Regenerate. * testsuite/exclude_libs_test.c : Declare lib3_default(). (main): Call it. * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a. * exclude_libs_test_3.c: New file.
2009-05-192009-05-19 Doug Kwan <dougkwan@google.com>Cary Coutant1-0/+61
* 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.
2009-03-06 * options.cc (parse_short_option): Keep dash_z from registering itself.Cary Coutant1-1/+1
2009-02-28 PR 6811Ian Lance Taylor1-3/+23
* options.h (class Search_directory): Add is_system_directory. (class General_options): Declare is_in_system_directory. * options.cc (get_relative_sysroot): Make static. (get_default_sysroot): Make static. (General_optoins::is_in_system_directory): New function. * fileread.cc (Input_file::is_in_system_directory): New function. * fileread.h (class Input_file): Declare is_in_system_directory. * object.h (class Object): Add is_in_system_directory. (class Input_objects): Remove system_library_directory_ field. * object.cc (Input_objects::add_object): Don't set system_library_directory_. (input_objects::found_in_system_library_directory): Remove. * symtab.cc (Symbol_table::write_globals): Remove input_objects parameter. Change all callers. (Symbol_table::sized_write_globals): Likewise. (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise. Call Object::is_in_system_directory. * symtab.h (class Symbol_table): Update declarations.
2009-02-06 * options.h (enum Incremental_disposition): Define.Ian Lance Taylor1-1/+30
(class General_options): Add new options: --incremental, --incremental_changed, --incremental_unchanged, --incremental_unknown. Add incremental_disposition_ and implicit_incremental_ fields. (General_options::incremental_disposition): New function. (class Position_dependent_options): Add incremental_disposition option. (Position_dependent_options::copy_from_options): Set incremental dispositions. * options.cc (General_options::parse_incremental_changed): New function. (General_options::parse_incremental_unchanged): New function. (General_options::parse_incremental_unknown): New function. (General_options::General_options): Initialize new fields incremental_disposition_ and implicit_incremental_. (General_options::finalize): Check for uasge of --incremental-* without --incremental.
2009-01-23* options.h (General_options::gc_sections): Define as a no-op for now.Christopher Faylor1-0/+3
(General_options::no_keep_memory): Ditto. (General_options::Bshareable): Define. * options.cc (General_options::finalize): Honor -Bshareable.
2008-12-052008-12-05 Rafael Avila de Espindola <espindola@google.com>Cary Coutant1-3/+22
* options.cc (General_options::parse_plugin_opt): New. (General_options::add_plugin): The argument now is just the filename. (General_options::add_plugin_option): New. * options.h (plugin_opt): New. (add_plugin): Change argument name. (add_plugin_option): New. * plugin.cc (Plugin::load): Don't parse the plugin option. * plugin.h (Plugin::Plugin): Rename argument. Init filename_. (Plugin::add_option): New. (Plugin::args_): Change type. (Plugin::filename_): New. (Plugin_manager::add_plugin_option): New. * testsuite/Makefile.am (plugin_test_1): Use new syntax. * testsuite/Makefile.in: Regenerate.
2008-11-06 * options.cc (General_options::parse_dynamic_list): New function.Craig Silverstein1-0/+8
* options.h (General_options): New flags dynamic_list, dynamic_list_data, dynamic_list_cpp_new, and dynamic_list_cpp_typeinfo. New variable dynamic_list_. (General_options::in_dynamic_list): New function. * script.cc (Lex::Mode): New enum DYNAMIC_LIST. (Lex::can_start_name): Add support for DYNAMIC_LIST mode. (Lex::can_continue_name): Likewise. (yylex): Likewise. (read_script_file): New parameter script_options. (read_dynamic_list): New function. (Script_options::define_dynamic_list): New function. (dynamic_list_keyword_parsecodes): New variable. (dynamic_list_keywords): New variable. * script.h (Script_options::define_dynamic_list): New function prototype. (read_dynamic_list): New function prototype. * symtab.cc (strprefix): New macro. (Symbol::should_add_dynsym_entry): Support dynamic_list, dynamic_list_data, dynamic_list_cpp_new, and dynamic_list_cpp_typeinfo. * yyscript.y (PARSING_DYNAMIC_LIST): New token. (dynamic_list_expr): New rule. (dynamic_list_nodes): Likewise. (dynamic_list_node): Likewise. * testsuite/Makefile.am (dynamic_list): New test. * testsuite/Makefile.in: Regenerated. * testsuite/dynamic_list.t: New file. * testsuite/dynamic_list.sh: New file.
2008-10-07 * options.c (General_options::finalize): Add check for -static andCary Coutant1-0/+3
-shared. * gold.cc (queue_middle_tasks): Assert that list of dynamic objects is not empty.
2008-09-19Add plugin functionality for link-time optimization (LTO).Cary Coutant1-1/+21
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.
2008-08-282008-08-28 Kris Van Hees <kris.van.hees@oracle.com>Kris Van Hees1-0/+3
PR gold/6858 * options.cc (General_options::finalize): Allow undefined symbols in shlibs if linking -shared. PR gold/6859 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined symbols as not needing a dynsym entry.
2008-07-22 * options.h (class General_options): Define -n/--nmagic andIan Lance Taylor1-0/+4
-N/--omagic. * options.cc (General_options::finalize): For -n/--nmagic or -N/--omagic, set -static. * layout.cc (Layout::attach_allocated_section_to_segment): If -N/--omagic, don't put read-only and read-write sections in different segments. (Layout::find_first_load_seg): If -N/--omagic, don't insist on finding a read-only segment. (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic, don't set the minimum segment alignment to the common page size, and don't set the file offset to the address modulo the page size. * script-sections.cc (Script_sections::create_segments): If -n/--omagic, don't put read-only and read-write sections in different segments.
2008-05-28elfcpp/:Ian Lance Taylor1-2/+4
* dwarf.h (enum DW_FORM): Define. gold/: * reduced_debug_output.cc: New file. * reduced_debug_output.h: New file. * options.h (class General_optoins): Add --strip-debug-non-line. * options.cc (General_options::finalize): Add strip_debug_non_line to the strip heirarchy. * layout.h (class Layout): Add debug_abbrev_ and debug_info_ fields. * layout.cc: Include "reduced_debug_output.h". (Layout::Layout): Initialize new fields. (line_only_debug_sections): New static array. (is_lines_only_debug_sections): New static inline function. (Layout::include_section): Handle --strip-debug-non-line. (Layout::make_output_section): If --strip-debug-non-line, build new output sections for .debug_abbrev and .debug_info. * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace gold. Warn about possible overflow. (read_signed_LEB_128): Likewise. * dwarf_reader.h: (read_unsigned_LEB_128): Declare. (read_signed_LEB_128): Declare. * Makefile.am (CCFILES): Add reduced_debug_output.cc. (HFILES): Add reduced_debug_output.h. * Makefile.in: Rebuild.
2008-05-21 * mapfile.cc: New file.Ian Lance Taylor1-0/+7
* 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.
2008-05-06 * options.h (DEFINE_var): Add set_user_set_##varname__.Ian Lance Taylor1-6/+0
(DEFINE_bool_alias): New macro. (class General_options): Define -Bstatic using DEFINE_bool_alias rather than DEFINE_special. Add --undefined as an alias for -z defs. * options.cc (General_options::parse_Bstatic): Remove.
2008-04-17 * errors.cc (Errors::info): New function.Cary Coutant1-8/+7
(gold_info): New function. * errors.h (Errors::info): New function. * gold.h (gold_info): New function. * object.cc (Input_objects::add_object): Print trace output. * options.cc (options::parse_set): New function. (General_options::parse_wrap): Deleted. (General_options::General_options): Deleted initializer. * options.h (options::String_set): New typedef. (options::parse_set): New function. (DEFINE_set): New macro. (General_options::wrap): Changed to use DEFINE_set. Changed callers of any_wrap_symbols and is_wrap_symbol. (General_options::trace, General_options::trace_symbol): New options. (General_options::any_wrap_symbols, General_options::is_wrap_symbol) (General_options::wrap_symbols_): Deleted. * symtab.cc (Symbol_table::add_from_object): Print trace output.
2008-04-17 * options.cc (General_options::parse_V): New function.David S. Miller1-0/+13
* options.h: Add entries for -V and -Qy.
2008-04-11 * options.h (General_options): Add entries for '-Y' andIan Lance Taylor1-4/+27
'-relax'. * options.cc (General_options:finalize): If -Y was used, add those entries to the library path instead of the default "/lib" and "/usr/lib".
2008-04-09 * options.h (class General_options): Define --wrap as a specialIan Lance Taylor1-1/+8
option. Add wrap_symbols_ field. (General_options::any_wrap_symbols): New function. (General_options::is_wrap_symbol): New function. * options.cc (General_options::parse_wrap): New function. (General_options::General_options): Initialize wrap_symbols_. * symtab.cc (Symbol_table::wrap_symbol): New function. (Symbol_table::add_from_object): Handle --wrap. * symtab.h (class Symbol_table): Declare wrap_symbol. * target.h (Target::wrap_char): New function. (Target::Target_info): Add wrap_char field. * i386.cc (Target_i386::i386_info): Initialize wrap_char. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2008-03-26 PR gold/5986Ian Lance Taylor1-0/+1
Fix problems building gold with gcc 4.3.0. * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define. (gold_error_at_location, gold_warning_at_location): Use it. * configure.ac: Check whether we can compile and use a template function with a printf attribute. * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value when jumping over bytes. * object.cc: Instantiate Object::read_section_data. * debug.h: Include <cstring> * dwarf_reader.cc: Include <algorithm> * main.cc: Include <cstring>. * options.cc: Include <cstring>. * output.cc: Include <cstring>. * script.cc: Include <cstring>. * script.h: Include <string>. * symtab.cc: Include <cstring> and <algorithm>. * target-select.cc: Include <cstring>. * version.cc: Include <string>. * testsuite/testmain.cc: Include <cstdlib>. * configure, config.in: Rebuild.
2008-03-25 * options.cc: Include "../bfd/bfdver.h".Ian Lance Taylor1-0/+6
(options::help): Print bug reporting address.
2008-03-25 * options.cc (options::help): Print list of supported targets.Ian Lance Taylor1-0/+11
* target-select.h: Include <vector>. (class Target_selector): Make machine_, size_, and is_big_endian_ fields const. Add bfd_name_ and instantiated_target_ fields. (Target_selector::Target_selector): Add bfd_name parameter. (Target_selector::recognize): Make non-virtual, call do_recognize. (Target_selector::recognize_by_name): Make non-virtual, call do_recognize_by_name. (Target_selector::supported_names): New function. (Target_selector::bfd_name): New function. (Target_selector::do_instantiate_target): New pure virtual function. (Target_selector::do_recognize): New virtual function. (Target_selector::do_recognize_by_name): New virtual function. (Target_selector::instantiate_target): New private function. (supported_target_names): Declare. * target-select.cc (Target_selector::Target_selector): Update for new parameter and fields. (select_target_by_name): Check that the name matches before calling recognize_by_name. (supported_target_names): New function. * i386.cc (class Target_selector_i386): Update Target_selector constructor call. Remove recognize and recognize_by_name. Add do_instantiate_target. * x86_64.cc (class Target_selector_x86_64): Likewise. * testsuite/testfile.cc (class Target_selector_test): Update for changes to Target_selector.
2008-03-24 * options.cc: Include "demangle.h".Ian Lance Taylor1-2/+39
(parse_optional_string): New function. (parse_long_option): Handle takes_optional_argument. (parse_short_option): Update dash_z initializer. Handle takes_optional_argument. (General_options::General_options): Initialize do_demangle_. (General_options::finalize): Set do_demangle_. Handle demangling style. * options.h (parse_optional_string): Declare. (struct One_option): Add optional_arg field. Update constructor. Update call constructor calls. Add takes_optional_argument function. (DEFINE_var): Add optional_arg__ parameter. Change all callers. (DEFINE_optional_string): Define. (General_options::demangle): Change from DEFINE_bool to DEFINE_optional_string. (General_options::no_demangle): New function. (General_options::do_demangle): New function. (General_options::set_do_demangle): New function. (General_options::execstack_status_): Move definition to end of class definition. (General_options::static_): Likewise. (General_options::do_demangle_): New field. * object.cc (big_endian>::get_symbol_location_info): Call Options::do_demangle, not Options::demangle. * symtab.cc (demangle): Likewise.
2008-03-07Recognize --hash-bucket-empty-fraction.Ian Lance Taylor1-0/+18
2008-03-06Use N_ for option help strings, and call gettext when printing them.Ian Lance Taylor1-3/+3
2008-03-06From Craig Silverstein: accept any string for input format, warn ifIan Lance Taylor1-1/+17
thread options when not supported.
2008-03-04From Craig Silverstein: rework option handling to make it easier toIan Lance Taylor1-976/+535
add a new option.
2008-03-04From Craig Silverstein: rename some option functions in preparationIan Lance Taylor1-1/+1
for reworking option handling.
2008-02-28Support -d/--define-common.Ian Lance Taylor1-1/+15
2008-02-28From Craig Silverstein: Have Parameters point to General_options.Ian Lance Taylor1-29/+0
2008-02-27Implement -q/--emit-relocs.Ian Lance Taylor1-1/+4
2008-02-26From Craig Silverstein: rework handling of Script_options.Ian Lance Taylor1-17/+22
2008-02-26From Craig Silverstein: implement -z max-page-size and -zIan Lance Taylor1-12/+44
common-page-size.