113 Commits

Author	SHA1	Message	Date
Cary Coutant	9590bf2544	* layout.cc (Layout::set_segment_offsets): Don't realign text ... segment if -Ttext was specified. * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF file type. * object.h (Sized_relobj_file::e_type): New function. (Sized_relobj_file::e_type_): New data member. * symtab.cc (Symbol_table::add_from_relobj): Don't add section base address for ET_EXEC files. * target.cc (Target::do_make_elf_object_implementation): Allow ET_EXEC files with --just-symbols option.	2011-08-01 18:25:22 +00:00
Ian Lance Taylor	14788a3f86	PR gold/12629 ... * object.cc (Sized_relobj_file::layout_section): Change shdr parameter to be const. (Sized_relobj_file::layout_eh_frame_section): New function, broken out of do_layout. (Sized_relobj_file::do_layout): Defer .eh_frame sections if appropriate. Call layout_eh_frame_section. (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame sections. * object.h (class Sized_relobj_file): Update declarations.	2011-06-30 00:50:13 +00:00
Ian Lance Taylor	487b39dfdd	* layout.cc: Include "object.h". ... (ctors_sections_in_init_array): New static variable. (Layout::is_ctors_in_init_array): New function. (Layout::layout): Add entry to ctors_sections_in_init_array if appropriate. * layout.h (class Layout): Declare is_ctors_in_init_array. * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if is_ctors_reverse_view is set. (Sized_relobj_file::write_sections): Add layout parameter. Change all callers. Set is_ctors_reverse_view field of View_size. (Sized_relobj_file::reverse_words): New function. * object.h (Sized_relobj_file::View_size): Add is_ctors_reverse_view field. (class Sized_relobj_file): Update declarations. * testsuite/initpri3.c: New test. * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and initpri3b. (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables. (initpri3a_LDFLAGS, initpri3a_LDADD): New variables. (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables. (initpri3b_LDFLAGS, initpri3b_LDADD): New variables. * testsuite/Makefile.in: Rebuild.	2011-06-25 00:40:57 +00:00
Cary Coutant	0f1c85a622	* dynobj.h (Dynobj::do_dynobj): New function. ... * incremental-dump.cc (dump_incremental_inputs): Print as_needed flag and soname for shared objects. * incremental.cc (Incremental_inputs::report_object): Make either Incremental_object_entry or Incremental_dynobj_entry; add soname to string table. (Incremental_inputs::report_input_section): Add assertion. (Output_section_incremental_inputs::set_final_data_size): Adjust type of input file entry for shared libraries; adjust size of shared library info entry. (Output_section_incremental_inputs::write_input_files): Write as_needed flag for shared libraries. (Output_section_incremental_inputs::write_info_blocks): Adjust type of input file entry for shared libraries; write soname. (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and soname from incremental info. * incremental.h (enum Incremental_input_flags): Add INCREMENTAL_INPUT_AS_NEEDED. (Incremental_input_entry::Incremental_input_entry): Initialize new data member. (Incremental_input_entry::set_as_needed): New function. (Incremental_input_entry::as_needed): New function. (Incremental_input_entry::do_dynobj_entry): New function. (Incremental_input_entry::as_needed_): New data member. (Incremental_object_entry::Incremental_object_entry): Don't check for shared library. (Incremental_object_entry::do_type): Likewise. (class Incremental_dynobj_entry): New class. (Incremental_input_entry_reader::as_needed): New function. (Incremental_input_entry_reader::get_soname): New function. (Incremental_input_entry_reader::get_global_symbol_count): Rewrite. (Incremental_input_entry_reader::get_output_symbol_index): Adjust size of shared library info entry. * layout.cc (Layout::finish_dynamic_section): Don't test for incremental link when adding DT_NEEDED entries. * object.h (Object::Object): Initialize new data member. (Object::dynobj): New function. (Object::set_as_needed): New function. (Object::as_needed): New function. (Object::do_dynobj): New function. (Object::as_needed_): New data member.	2011-05-24 21:57:28 +00:00
Cary Coutant	6fa2a40bf4	* incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc ... info; adjust display of GOT entries. * incremental.cc (Sized_incremental_binary::setup_readers): Allocate vector of input objects; remove file_status_. (Sized_incremental_binary::do_reserve_layout): Remove file_status_. (Sized_incremental_binary::do_process_got_plt): Adjust calls to got_plt reader; call target hooks to reserve GOT entries. (Output_section_incremental_inputs::set_final_data_size): Adjust size of input file info header and GOT info entry. (Output_section_incremental_inputs::write_info_blocks): Write dynamic relocation info. (Got_plt_view_info::got_descriptor): Remove. (Got_plt_view_info::sym_index): New data member. (Got_plt_view_info::input_index): New data member. (Local_got_offset_visitor::visit): Write input file index. (Global_got_offset_visitor::visit): Write 0 for input file index. (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor with sym_index and input_index. (Output_section_incremental_inputs::write_got_plt): Adjust size of incremental info GOT entry; replace got_descriptor with input_index. (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record map from input file index to object. (Sized_relobj_incr::do_layout): Replace direct data member reference with accessor function. (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class. * incremental.h (Incremental_input_entry_reader::get_symbol_offset): Adjust size of input file info header. (Incremental_input_entry_reader::get_first_dyn_reloc): New function. (Incremental_input_entry_reader::get_dyn_reloc_count): New function. (Incremental_input_entry_reader::get_input_section): Adjust size of input file info header. (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size of incremental info GOT entry. (Incremental_got_plt_reader::get_got_desc): Remove. (Incremental_got_plt_reader::get_got_symndx): New function. (Incremental_got_plt_reader::get_got_input_index): New function. (Sized_incremental_binary::Sized_incremental_binary): Remove file_status_; add input_objects_. (Sized_incremental_binary::~Sized_incremental_binary): Remove. (Sized_incremental_binary::set_file_is_unchanged): Remove. (Sized_incremental_binary::file_is_unchanged): Remove. (Sized_incremental_binary::set_input_object): New function. (Sized_incremental_binary::input_object): New function. (Sized_incremental_binary::file_status_): Remove. (Sized_incremental_binary::input_objects_): New data member. (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all references. (Sized_relobj_incr::invalid_address): Move to base class. (Sized_relobj_incr::is_output_section_offset_invalid): Move to base class. (Sized_relobj_incr::do_output_section_offset): Likewise. (Sized_relobj_incr::do_for_all_local_got_entries): Likewise. (Sized_relobj_incr::section_offsets_): Likewise. * object.cc (Sized_relobj::do_for_all_local_got_entries): New function. (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_. (Sized_relobj_file::layout_section): Replace refs to section_offsets_ with accessor function. (Sized_relobj_file::do_layout): Likewise. (Sized_relobj_file::do_layout_deferred_sections): Likewise. (Sized_relobj_file::do_for_all_local_got_entries): Move to base class. (Sized_relobj_file::compute_final_local_value): Replace refs to section_offsets_ with accessor function. (Sized_relobj_file::do_finalize_local_symbols): Likewise. * object.h (Relobj::Relobj): Initialize new data members. (Relobj::add_dyn_reloc): New function. (Relobj::first_dyn_reloc): New function. (Relobj::dyn_reloc_count): New function. (Relobj::first_dyn_reloc_): New data member. (Relobj::dyn_reloc_count_): New data member. (Sized_relobj): Rename Sized_relobj_base to this; adjust all references. (Sized_relobj::Address): New typedef. (Sized_relobj::invalid_address): Move here from child class. (Sized_relobj::Sized_relobj): Initialize new data members. (Sized_relobj::sized_relobj): New function. (Sized_relobj::is_output_section_offset_invalid): Move here from child class. (Sized_relobj::get_output_section_offset): Likewise. (Sized_relobj::local_has_got_offset): Likewise. (Sized_relobj::local_got_offset): Likewise. (Sized_relobj::set_local_got_offset): Likewise. (Sized_relobj::do_for_all_local_got_entries): Likewise. (Sized_relobj::clear_got_offsets): New function. (Sized_relobj::section_offsets): Move here from child class. (Sized_relobj::do_output_section_offset): Likewise. (Sized_relobj::do_set_section_offset): Likewise. (Sized_relobj::Local_got_offsets): Likewise. (Sized_relobj::local_got_offsets_): Likewise. (Sized_relobj::section_offsets_): Likewise. (Sized_relobj_file): Rename Sized_relobj to this; adjust all references. (Sized_relobj_file::is_output_section_offset_invalid): Move to base class. (Sized_relobj_file::sized_relobj): New function (Sized_relobj_file::local_has_got_offset): Move to base class. (Sized_relobj_file::local_got_offset): Likewise. (Sized_relobj_file::set_local_got_offset): Likewise. (Sized_relobj_file::get_output_section_offset): Likewise. (Sized_relobj_file::do_for_all_local_got_entries): Likewise. (Sized_relobj_file::do_output_section_offset): Likewise. (Sized_relobj_file::do_set_section_offset): Likewise. (Sized_relobj_file::Local_got_offsets): Likewise. (Sized_relobj_file::local_got_offsets_): Likewise. (Sized_relobj_file::section_offsets_): Likewise. * output.cc (Output_reloc::Output_reloc): Adjust type of relobj (all constructors). (set_needs_dynsym_index): Convert relobj to derived class pointer. (Output_reloc::get_symbol_index): Likewise. (Output_reloc::local_section_offset): Likewise. (Output_reloc::get_address): Likewise. (Output_reloc::symbol_value): Likewise. (Output_data_got::reserve_slot): Move to class definition. (Output_data_got::reserve_local): New function. (Output_data_got::reserve_slot_for_global): Remove. (Output_data_got::reserve_global): New function. * output.h (Output_reloc::Output_reloc): Adjust type of relobj (all constructors, two instantiations). (Output_reloc::get_relobj): New function (two instantiations). (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type. (Output_data_reloc_base::add): Convert relobj to derived class pointer. (Output_data_reloc::add_global): Adjust type of relobj. (Output_data_reloc::add_global_relative): Likewise. (Output_data_reloc::add_symbolless_global_addend): Likewise. (Output_data_reloc::add_local): Likewise. (Output_data_reloc::add_local_relative): Likewise. (Output_data_reloc::add_symbolless_local_addend): Likewise. (Output_data_reloc::add_local_section): Likewise. (Output_data_reloc::add_output_section): Likewise. (Output_data_reloc::add_absolute): Likewise. (Output_data_reloc::add_target_specific): Likewise. (Output_data_got::reserve_slot): Move definition here. (Output_data_got::reserve_local): New function. (Output_data_got::reserve_global): New function. * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to section_offsets_ with accessor function. (Sized_relobj_file::write_sections): Likewise. (Sized_relobj_file::do_relocate_sections): Likewise. * target.h (Sized_target::reserve_local_got_entry): New function. (Sized_target::reserve_global_got_entry): New function. * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function. (Target_x86_64::reserve_global_got_entry): New function. (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.	2011-05-24 21:41:10 +00:00
Cary Coutant	f0f9babffe	* incremental-dump.cc (dump_incremental_inputs): Print local ... symbol info for each input file. * incremental.cc (Output_section_incremental_inputs::set_final_data_size): Add local symbol info to input file entries in incremental info. (Output_section_incremental_inputs::write_info_blocks): Likewise. (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members. (Sized_incr_relobj::do_add_symbols): Cosmetic change. (Sized_incr_relobj::do_count_local_symbols): Replace stub with implementation. (Sized_incr_relobj::do_finalize_local_symbols): Likewise. (Sized_incr_relobj::do_relocate): Write the local symbols. (Sized_incr_dynobj::do_add_symbols): Cosmetic change. * incremental.h (Incremental_inputs_reader::get_symbol_offset): Adjust size of input file header. (Incremental_inputs_reader::get_local_symbol_offset): New function. (Incremental_inputs_reader::get_local_symbol_count): New function. (Incremental_inputs_reader::get_input_section): Adjust size of input file header. (Incremental_inputs_reader::get_global_symbol_reader): Likewise. (Sized_incr_relobj::This): New typedef. (Sized_incr_relobj::sym_size): New const data member. (Sized_incr_relobj::Local_symbol): New struct. (Sized_incr_relobj::do_output_local_symbol_count): New function. (Sized_incr_relobj::do_local_symbol_offset): New function. (Sized_incr_relobj::local_symbol_count_): New data member. (Sized_incr_relobj::output_local_dynsym_count_): New data member. (Sized_incr_relobj::local_symbol_index_): New data member. (Sized_incr_relobj::local_symbol_offset_): New data member. (Sized_incr_relobj::local_dynsym_offset_): New data member. (Sized_incr_relobj::local_symbols_): New data member. * object.h (Relobj::output_local_symbol_count): New function. (Relobj::local_symbol_offset): New function. (Relobj::do_output_local_symbol_count): New function. (Relobj::do_local_symbol_offset): New function. (Sized_relobj::do_output_local_symbol_count): New function. (Sized_relobj::do_local_symbol_offset): New function.	2011-04-25 20:28:48 +00:00
Cary Coutant	cdc29364d1	* archive.cc (Archive::include_member): Adjust call to ... report_object. (Add_archive_symbols::run): Track argument serial numbers. (Lib_group::include_member): Likewise. (Add_lib_group_symbols::run): Adjust call to report_archive_begin. * archive.h (Incremental_archive_entry::Archive_member): Initialize arg_serial_. (Archive_member::arg_serial_): New data member. * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL. (Sized_dynobj::do_add_symbols): Track symbols when doing an incremental link. (Sized_dynobj::do_for_all_local_got_entries): New function. * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New function. * fileread.cc (get_mtime): New function. * fileread.h (get_mtime): New function. * gold.cc (queue_initial_tasks): Check for incremental update. (process_incremental_input): New function. (queue_middle_tasks): Don't force valid target for incremental update. * incremental-dump.cc (find_input_containing_global): Adjust size of symbol info entry. (dump_incremental_inputs): Dump argument serial number and in_system_directory flag; bias shndx by 1; print symbol names when dumping per-file symbol lists; use new symbol info readers. * incremental.cc (Output_section_incremental_inputs:update_data_size): New function. (Sized_incremental_binary::setup_readers): Setup input readers for each input file; build maps for files added from libraries and scripts. (Sized_incremental_binary::check_input_args): New function. (Sized_incremental_binary::do_check_inputs): Build map of argument serial numbers to input arguments. (Sized_incremental_binary::do_file_has_changed): Rename do_file_is_unchanged to this; compare file modification times. (Sized_incremental_binary::do_init_layout): New function. (Sized_incremental_binary::do_reserve_layout): New function. (Sized_incremental_binary::do_get_input_reader): Remove. (Sized_incremental_binary::get_symtab_view): New function. (Incremental_checker::can_incrementally_link_output_file): Remove. (Incremental_inputs::report_command_line): Exclude --debug options. (Incremental_inputs::report_archive_begin): Add parameter; track argument serial numbers; don't put input file entry for archive before archive members. (Incremental_inputs::report_archive_end): Put input file entry for archive after archive members. (Incremental_inputs::report_object): Add parameter; track argument serial numbers and in_system_directory flag. (Incremental_inputs::report_script): Add parameter; track argument serial numbers. (Output_section_incremental_inputs::set_final_data_size): Adjust size of symbol info entry; check for forwarding symbols. (Output_section_incremental_inputs::write_input_files): Write in_system_directory flag and argument serial number. (Output_section_incremental_inputs::write_info_blocks): Map section indices between incremental info and original input file; store input section index for each symbol. (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor; change operator() to visit(). (class Global_got_offset_visitor): Likewise. (class Global_symbol_visitor_got_plt): (Output_section_incremental_inputs::write_got_plt): Use new visitor classes. (Sized_incr_relobj::Sized_incr_relobj): New constructor. (Sized_incr_relobj::do_read_symbols): New function. (Sized_incr_relobj::do_layout): New function. (Sized_incr_relobj::do_layout_deferred_sections): New function. (Sized_incr_relobj::do_add_symbols): New function. (Sized_incr_relobj::do_should_include_member): New function. (Sized_incr_relobj::do_for_all_global_symbols): New function. (Sized_incr_relobj::do_for_all_local_got_entries): New function. (Sized_incr_relobj::do_section_size): New function. (Sized_incr_relobj::do_section_name): New function. (Sized_incr_relobj::do_section_contents): New function. (Sized_incr_relobj::do_section_flags): New function. (Sized_incr_relobj::do_section_entsize): New function. (Sized_incr_relobj::do_section_address): New function. (Sized_incr_relobj::do_section_type): New function. (Sized_incr_relobj::do_section_link): New function. (Sized_incr_relobj::do_section_info): New function. (Sized_incr_relobj::do_section_addralign): New function. (Sized_incr_relobj::do_initialize_xindex): New function. (Sized_incr_relobj::do_get_global_symbol_counts): New function. (Sized_incr_relobj::do_read_relocs): New function. (Sized_incr_relobj::do_gc_process_relocs): New function. (Sized_incr_relobj::do_scan_relocs): New function. (Sized_incr_relobj::do_count_local_symbols): New function. (Sized_incr_relobj::do_finalize_local_symbols): New function. (Sized_incr_relobj::do_set_local_dynsym_indexes): New function. (Sized_incr_relobj::do_set_local_dynsym_offset): New function. (Sized_incr_relobj::do_relocate): New function. (Sized_incr_relobj::do_set_section_offset): New function. (Sized_incr_dynobj::Sized_incr_dynobj): New function. (Sized_incr_dynobj::do_read_symbols): New function. (Sized_incr_dynobj::do_layout): New function. (Sized_incr_dynobj::do_add_symbols): New function. (Sized_incr_dynobj::do_should_include_member): New function. (Sized_incr_dynobj::do_for_all_global_symbols): New function. (Sized_incr_dynobj::do_for_all_local_got_entries): New function. (Sized_incr_dynobj::do_section_size): New function. (Sized_incr_dynobj::do_section_name): New function. (Sized_incr_dynobj::do_section_contents): New function. (Sized_incr_dynobj::do_section_flags): New function. (Sized_incr_dynobj::do_section_entsize): New function. (Sized_incr_dynobj::do_section_address): New function. (Sized_incr_dynobj::do_section_type): New function. (Sized_incr_dynobj::do_section_link): New function. (Sized_incr_dynobj::do_section_info): New function. (Sized_incr_dynobj::do_section_addralign): New function. (Sized_incr_dynobj::do_initialize_xindex): New function. (Sized_incr_dynobj::do_get_global_symbol_counts): New function. (make_sized_incremental_object): New function. (Incremental_library::copy_unused_symbols): New function. (Incremental_library::do_for_all_unused_symbols): New function. * incremental.h (enum Incremental_input_flags): New type. (class Incremental_checker): Remove. (Incremental_input_entry::Incremental_input_entry): Add argument serial number. (Incremental_input_entry::arg_serial): New function. (Incremental_input_entry::set_is_in_system_directory): New function. (Incremental_input_entry::is_in_system_directory): New function. (Incremental_input_entry::arg_serial_): New data member. (Incremental_input_entry::is_in_system_directory_): New data member. (class Script_info): Move here from script.h. (Script_info::Script_info): Add filename parameter. (Script_info::filename): New function. (Script_info::filename_): New data member. (Incremental_script_entry::Incremental_script_entry): Add argument serial number. (Incremental_object_entry::Incremental_object_entry): Likewise. (Incremental_object_entry::add_input_section): Build list of input sections with map to original shndx. (Incremental_object_entry::get_input_section_index): New function. (Incremental_object_entry::shndx_): New data member. (Incremental_object_entry::name_key_): Rename; adjust all refs. (Incremental_object_entry::sh_size_): Rename; adjust all refs. (Incremental_archive_entry::Incremental_archive_entry): Add argument serial number. (Incremental_inputs::report_archive_begin): Likewise. (Incremental_inputs::report_object): Likewise. (Incremental_inputs::report_script): Likewise. (class Incremental_global_symbol_reader): New class. (Incremental_input_entry_reader::Incremental_input_entry_reader): Read and store flags and input file type. (Incremental_input_entry_reader::arg_serial): New function. (Incremental_input_entry_reader::type): Extract type from flags. (Incremental_input_entry_reader::is_in_system_directory): New function. (Incremental_input_entry_reader::get_input_section_count): Call accessor function for type. (Incremental_input_entry_reader::get_symbol_offset): Call accessor function for type; adjust size of global symbol entry. (Incremental_input_entry_reader::get_global_symbol_count): Call accessor function for type. (Incremental_input_entry_reader::get_object_count): Likewise. (Incremental_input_entry_reader::get_object_offset): Likewise. (Incremental_input_entry_reader::get_member_count): Likewise. (Incremental_input_entry_reader::get_unused_symbol_count): Likewise. (Incremental_input_entry_reader::get_member_offset): Likewise. (Incremental_input_entry_reader::get_unused_symbol): Likewise. (Incremental_input_entry_reader::Global_symbol_info): Remove. (Incremental_input_entry_reader::get_global_symbol_info): Remove. (Incremental_input_entry_reader::get_global_symbol_reader): New function. (Incremental_input_entry_reader::get_output_symbol_index): New function. (Incremental_input_entry_reader::type_): Remove. (Incremental_input_entry_reader::flags_): New data member. (Incremental_inputs_reader::input_file_offset): New function. (Incremental_inputs_reader::input_file_index): New function. (Incremental_inputs_reader::input_file): Call input_file_offset. (Incremental_inputs_reader::input_file_at_offset): New function. (Incremental_relocs_reader::get_r_type): Reformat. (Incremental_relocs_reader::get_r_shndx): Reformat. (Incremental_relocs_reader::get_r_offset): Reformat. (Incremental_relocs_reader::data): New function. (Incremental_binary::Incremental_binary): Initialize new data members. (Incremental_binary::check_inputs): Add cmdline parameter. (Incremental_binary::file_is_unchanged): Remove. (Input_reader::arg_serial): New function. (Input_reader::get_unused_symbol_count): New function. (Input_reader::get_unused_symbol): New function. (Input_reader::do_arg_serial): New function. (Input_reader::do_get_unused_symbol_count): New function. (Input_reader::do_get_unused_symbol): New function. (Incremental_binary::input_file_count): New function. (Incremental_binary::get_input_reader): Change signature to use index instead of filename. (Incremental_binary::file_has_changed): New function. (Incremental_binary::get_input_argument): New function. (Incremental_binary::get_library): New function. (Incremental_binary::get_script_info): New function. (Incremental_binary::init_layout): New function. (Incremental_binary::reserve_layout): New function. (Incremental_binary::output_file): New function. (Incremental_binary::do_check_inputs): New function. (Incremental_binary::do_file_is_unchanged): Remove. (Incremental_binary::do_file_has_changed): New function. (Incremental_binary::do_init_layout): New function. (Incremental_binary::do_reserve_layout): New function. (Incremental_binary::do_input_file_count): New function. (Incremental_binary::do_get_input_reader): Change signature. (Incremental_binary::input_args_map_): New data member. (Incremental_binary::library_map_): New data member. (Incremental_binary::script_map_): New data member. (Sized_incremental_binary::Sized_incremental_binary): Initialize new data members. (Sized_incremental_binary::output_section): New function. (Sized_incremental_binary::inputs_reader): Add const. (Sized_incremental_binary::symtab_reader): Add const. (Sized_incremental_binary::relocs_reader): Add const. (Sized_incremental_binary::got_plt_reader): Add const. (Sized_incremental_binary::get_symtab_view): New function. (Sized_incremental_binary::Inputs_reader): New typedef. (Sized_incremental_binary::Input_entry_reader): New typedef. (Sized_incremental_binary::do_check_inputs): Add cmdline parameter. (Sized_incremental_binary::do_file_is_unchanged): Remove. (Sized_incremental_binary::do_file_has_changed): New function. (Sized_incremental_binary::do_init_layout): New function. (Sized_incremental_binary::do_reserve_layout): New function. (Sized_input_reader::Inputs_reader): Remove. (Sized_input_reader::Input_entry_reader): Remove. (Sized_input_reader::do_arg_serial): New function. (Sized_input_reader::do_get_unused_symbol_count): New function. (Sized_input_reader::do_get_unused_symbol): New function. (Sized_incremental_binary::do_input_file_count): New function. (Sized_incremental_binary::do_get_input_reader): Change signature; use index instead of filename. (Sized_incremental_binary::section_map_): New data member. (Sized_incremental_binary::input_entry_readers_): New data member. (class Sized_incr_relobj): New class. (class Sized_incr_dynobj): New class. (make_sized_incremental_object): New function. (class Incremental_library): New class. * layout.cc (Free_list::num_lists): New static data member. (Free_list::num_nodes): New static data member. (Free_list::num_removes): New static data member. (Free_list::num_remove_visits): New static data member. (Free_list::num_allocates): New static data member. (Free_list::num_allocate_visits): New static data member. (Free_list::init): New function. (Free_list::remove): New function. (Free_list::allocate): New function. (Free_list::dump): New function. (Free_list::print_stats): New function. (Layout_task_runner::run): Resize output file for incremental updates. (Layout::Layout): Initialize new data members. (Layout::set_incremental_base): New function. (Layout::init_fixed_output_section): New function. (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for incremental updates. (Layout::create_gold_note): Do not create gold note section for incremental updates. (Layout::set_segment_offsets): Do not recalculate RELRO alignment for incremental updates. (Layout::set_section_offsets): For incremental updates, allocate space from free list. (Layout::create_symtab_sections): Layout with offsets relative to start of section; for incremental updates, allocate space from free list. (Layout::create_shdrs): For incremental updates, allocate space from free list. (Layout::finish_dynamic_section): For incremental updates, do not check --as-needed (fixed in subsequent patch). * layout.h (class Free_list): New class. (Layout::set_incremental_base): New function. (Layout::incremental_base): New function. (Layout::init_fixed_output_section): New function. (Layout::allocate): New function. (Layout::incremental_base_): New data member. (Layout::free_list_): New data member. * main.cc (main): Print Free_list statistics. * object.cc (Relobj::finalize_incremental_relocs): Add clear_counts parameter; clear counts only when clear_counts is set. (Sized_relobj::Sized_relobj): Initialize new base class. (Sized_relobj::do_layout): Don't report special sections. (Sized_relobj::do_for_all_local_got_entries): New function. (Sized_relobj::write_local_symbols): Add symtab_off parameter; add symtab_off to all symbol table offsets. (Sized_relobj::do_get_global_symbol_counts): Add typename keyword. * object.h (class Got_offset_list): Move to top of file. (Object::Object): Allow case where input_file == NULL. (Object::~Object): Likewise. (Object::input_file): Assert that input_file != NULL. (Object::lock): Allow case where input_file == NULL. (Object::unlock): Likewise. (Object::is_locked): Likewise. (Object::token): Likewise. (Object::release): Likewise. (Object::is_incremental): New function. (Object::get_mtime): New function. (Object::for_all_local_got_entries): New function. (Object::clear_view_cache_marks): Allow case where input_file == NULL. (Object::set_is_in_system_directory): New function. (Object::is_in_system_directory): New function. (Object::do_is_incremental): New function. (Object::do_get_mtime): New function. (Object::do_for_all_local_got_entries): New function. (Object::is_in_system_directory_): New data member. (Relobj::finalize_incremental_relocs): Add clear_counts parameter. (class Sized_relobj_base): New class. (class Sized_relobj): Derive from Sized_relobj_base. (class Sized_relobj::Symbols): Redeclare from base class. (class Sized_relobj::local_got_offset_list): Remove. (class Sized_relobj::Output_sections): Redeclare from base class. (class Sized_relobj::do_for_all_local_got_entries): New function. (class Sized_relobj::write_local_symbols): Add offset parameter. (class Sized_relobj::local_symbol_offset_): Update comment. (class Sized_relobj::local_dynsym_offset_): Update comment. * options.cc (Input_arguments::add_file): Remove const. * options.h (Input_file_argument::Input_file_argument): Initialize arg_serial_ (all constructors). (Input_file_argument::set_arg_serial): New function. (Input_file_argument::arg_serial): New function. (Input_file_argument::arg_serial_): New data member. (Input_arguments::Input_arguments): Initialize file_count_. (Input_arguments::add_file): Remove const. (Input_arguments::number_of_input_files): New function. (Input_arguments::file_count_): New data member. (Command_line::number_of_input_files): Call Input_arguments::number_of_input_files. * output.cc (Output_segment_headers::Output_segment_headers): Set current size. (Output_section::Input_section::current_data_size): New function. (Output_section::Output_section): Initialize new data members. (Output_section::add_input_section): Don't do merge sections for an incremental link; allocate space from free list for an incremental update. (Output_section::add_output_section_data): Allocate space from free list for an incremental update. (Output_section::update_data_size): New function. (Output_section::set_fixed_layout): New function. (Output_section::reserve): New function. (Output_segment::set_section_addresses): Remove const. (Output_segment::set_section_list_addresses): Remove const; allocate space from free list for an incremental update. (Output_segment::set_offset): Adjust size of RELRO segment for an incremental update. * output.h (Output_data::current_data_size): Move here from child classes. (Output_data::pre_finalize_data_size): New function. (Output_data::update_data_size): New function. (Output_section_headers::update_data_size): new function. (Output_section_data_build::current_data_size): Move to Output_data. (Output_data_strtab::update_data_size): New function. (Output_section::current_data_size): Move to Output_data. (Output_section::set_fixed_layout): New function. (Output_section::has_fixed_layout): New function. (Output_section::reserve): New function. (Output_section::update_data_size): New function. (Output_section::has_fixed_layout_): New data member. (Output_section::free_list_): New data member. (Output_segment::set_section_addresses): Remove const. (Output_segment::set_section_list_addresses): Remove const. * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries): New function. * plugin.h (Sized_pluginobj::do_for_all_local_got_entries): New function. * readsyms.cc (Read_symbols::do_read_symbols): Add library parameter when calling Add_symbols constructor; store argument serial number for members of a lib group. (Add_symbols::locks): Allow case where token == NULL. (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib. (Read_member::~Read_member): New function. (Read_member::is_runnable): New function. (Read_member::locks): New function. (Read_member::run): New function. (Check_script::~Check_script): New function. (Check_script::is_runnable): New function. (Check_script::locks): New function. (Check_script::run): New function. (Check_library::~Check_library): New function. (Check_library::is_runnable): New function. (Check_library::locks): New function. (Check_library::run): New function. * readsyms.h (Add_symbols::Add_symbols): Add library parameter. (Add_symbols::library_): New data member. (class Read_member): New class. (class Check_script): New class. (class Check_library): New class. * reloc.cc (Read_relocs::is_runnable): Allow case where token == NULL. (Read_relocs::locks): Likewise. (Scan_relocs::locks): Likewise. (Relocate_task::locks): Likewise. (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs to clear counters. (Sized_relobj::incremental_relocs_scan): Fix comment. (Sized_relobj::do_relocate): Pass output file offset to write_local_symbols. (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size from class declaration. * script.cc (read_input_script): Allocate Script_info; pass argument serial number to report_script. * script.h (class Script_info): Move to incremental.h. * symtab.cc (Symbol_table::add_from_incrobj): New function. * symtab.h (Symbol_table::add_from_incrobj): New function. (Symbol_table::set_file_offset): New function.	2011-04-12 00:44:48 +00:00
Cary Coutant	e0c5278066	* archive.cc (Library_base::should_include_member): Move ... method here from class Archive. (Archive::Archive): Initialize base class. (Archive::should_include_member): Move to base class. (Archive::do_for_all_unused_symbols): New function. (Add_archive_symbols::run): Remove redundant access to incremental_inputs. (Lib_group::Lib_group): Initialize base class. (Lib_group::do_filename): New function. (Lib_group::include_member): Pass pointer to Lib_group to report_object. (Lib_group::do_for_all_unused_symbols): New function. (Add_lib_group_symbols::run): Report archive information for incremental links. * archive.h (class Library_base): New base class. (class Archive): Derive from Library_base. (Archive::filename): Move to base class. (Archive::set_incremental_info): Likewise. (Archive::incremental_info): Likewise. (Archive::Should_include): Likewise. (Archive::should_include_member): Likewise. (Archive::Armap_entry): Remove. (Archive::Unused_symbol_iterator): Remove. (Archive::unused_symbols_begin): Remove. (Archive::unused_symbols_end): Remove. (Archive::do_filename): New function. (Archive::do_get_mtime): New function. (Archive::do_for_all_unused_symbols): New function. (Archive::task_): Move to base class. (Archive::incremental_info_): Likewise. (class Lib_group): Derive from Library_base. (Lib_group::do_filename): New function. (Lib_group::do_get_mtime): New function. (Lib_group::do_for_all_unused_symbols): New function. (Lib_group::task_): Move to base class. * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New function. * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New function. * incremental.cc (Incremental_inputs::report_archive_begin): Use Library_base; call library's get_mtime; add incremental inputs entry before members. (class Unused_symbol_visitor): New class. (Incremental_inputs::report_archive_end): Use Library_base; use visitor class to record unused symbols; don't add incremental inputs entry after members. (Incremental_inputs::report_object): Use Library_base. * incremental.h (Incremental_archive_entry::Incremental_archive_entry): Remove unused Archive parameter. (Incremental_inputs::report_archive_begin): Use Library_base. (Incremental_inputs::report_archive_end): Likewise. (Incremental_inputs::report_object): Likewise. * object.cc (Sized_relobj::do_for_all_global_symbols): New function. * object.h (Object::for_all_global_symbols): New function. (Object::do_for_all_global_symbols): New function. (Sized_relobj::do_for_all_global_symbols): New function. * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New function. * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New function.	2011-03-30 01:31:57 +00:00
Ian Lance Taylor	b578bd7d05	PR gold/12316 ... * object.h (class Sized_relobj): Remove clear_local_symbols. * reloc.cc (Sized_relobj::do_relocate): Don't call clear_local_symbols.	2011-02-10 01:12:37 +00:00
Ralf Wildenhues	9b547ce683	Fix typos in gold. ... 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.	2010-12-14 19:03:30 +00:00
Doug Kwan	aa98ff75dd	2010-09-08 Doug Kwan <dougkwan@google.com> ... * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method. (Arm_relobj::do_relocate_sections): Add new parameter for output file to match the parent. (Target_arm::scan_reloc_section_for_stubs): Use would-be final values of local symbols instead of input values. Update code to track changes in gold::relocate_section. * object.cc (Sized_relobj::compute_final_local_value): New methods. (Sized_relobj::compute_final_local_value_internal): New methods. (Sized_relobj::do_finalize_local_symbols): Move code from loop body into private version of Sized_relobj::compute_final_local_value. Call the inline method. * object.h (Symbol_value::Symbol_value): Define destructor. Free merged symbol value if there is one. (Symbol_value::has_output_value): New method defintiion. (Sized_relobj::Compute_final_local_value_status): New enum type. (Sized_relobj::compute_final_local_value): New methods. (Sized_relobj::compute_final_local_value_internal): New methods. * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh and arm_cortex_a8.sh. (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl, arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc): New tests. * Makefile.in: Regenerate. * testsuite/arm_bl_out_of_range.s: Update test. * testsuite/thumb_bl_out_of_range.s: Ditto. * testsuite/thumb_blx_out_of_range.s: Ditto. * testsuite/arm_branch_out_of_range.sh: New file. * testsuite/arm_cortex_a8.sh: Ditto. * testsuite/arm_cortex_a8_b.s: Ditto. * testsuite/arm_cortex_a8_b_cond.s: Ditto. * testsuite/arm_cortex_a8_b_local.s: Ditto. * testsuite/arm_cortex_a8_bl.s: Ditto. * testsuite/arm_cortex_a8_blx.s: Ditto. * testsuite/arm_cortex_a8_local.s: Ditto. * testsuite/arm_cortex_a8_local_reloc.s: Ditto. * testsuite/thumb_bl_out_of_range_local.s: Ditto.	2010-09-08 23:54:51 +00:00
Nick Clifton	ca09d69af1	* archive.cc: Formatting fixes: Remove whitespace between ... 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.	2010-08-25 08:36:54 +00:00
Ian Lance Taylor	7223e9ca5a	PR 10893 ... * i386.cc (class Output_data_plt_i386): Update declarations. Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and local_ifuncs_ fields. (Target_i386::do_plt_section_for_global): New function. (Target_i386::do_plt_section_for_local): New function. (Output_data_plt_i386::Output_data_plt_i386): Add symtab parameter; change all callers. Initialize global_ifuncs_ and local_ifuncs_. If doing a static link define __rel_iplt_start and __rel_iplt_end. (Output_data_plt_i386::add_entry): Handle IFUNC symbols. (Output_data_plt_i386::add_local_ifunc_entry): New function. (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC symbols. (Target_i386::make_plt_section): New function, broken out of make_plt_entry. Set sh_info field of .rel.plt to point to .plt. (Target_i386::make_plt_entry): Call make_plt_section. (Target_i386::make_local_ifunc_plt_entry): New function. (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function. (Target_i386::Scan::local): Handle IFUNC symbols. Add R_386_IRELATIVE to switch. (Target_i386::Scan::global): Likewise. (Target_i386::Relocate::relocate): Likewise. (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to switch. * x86_64.cc (class Output_data_plt_x86_64): Update declarations. (Target_x86_64::do_plt_section_for_global): New function. (Target_x86_64::do_plt_section_for_local): New function. (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab parameter; change all callers. If doing a static link define __rela_iplt_start and __rela_iplt_end. (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols. (Output_data_plt_x86_64::add_local_ifunc_entry): New function. (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt to point to .plt. (Target_x86_64::make_local_ifunc_plt_entry): New function. (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to switch. (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function. (Target_x86_64::Scan::local): Handle IFUNC symbols. Add R_X86_64_IRELATIVE to switch. (Target_x86_64::Scan::global): Likewise. (Target_x86_64::Relocate::relocate): Likewise. (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to switch. * target.h (class Target): Add plt_section_for_global and plt_section_for_local functions. Add do_plt_section_for_global and do_plt_section_for_local virtual functions. * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add clarifying comments. (Symbol::use_plt_offset): Handle IFUNC symbol. * object.cc (Sized_relobj::Sized_relobj): Initialize local_plt_offsets_. (Sized_relobj::local_has_plt_offset): New function. (Sized_relobj::local_plt_offset): New function. (Sized_relobj::set_local_plt_offset): New function. (Sized_relobj::do_count): Handle IFUNC symbol. * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take a bit away from input_shndx_ field. Add set_is_func_symbol and is_ifunc_symbol functions. (class Sized_relobj): Update declarations. Remove Tls_got_entry and Local_tls_got_offsets. Define Local_plt_offsets. Add local_plt_offsets_ field. (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_. * output.h (class Output_section_data): Add non-const output_section function. (class Output_data_got): Update declarations. (class Output_data_got::Got_entry): Add use_plt_offset_ field. Add use_plt_offset parameter to global and local constructors. Change all callers. Change local_sym_index_ field to 31 bits. Change GSYM_CODE and CONSTANT_CODE accordingly. * output.cc (Output_data_reloc_base::do_adjust_output_section): If doing a static link don't set sh_link field. (Output_data_got::Got_entry::write): Use PLT offset if appropriate. (Output_data_got::add_global_plt): New function. (Output_data_got::add_local_plt): New function. * target-reloc.h (relocate_section): Handle IFUNC symbol. * defstd.cc (in_section): Remove entries for __rel_iplt_start, __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end. * configure.ac: Set IFUNC automake conditional for glibc >= 2.11. * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within IFUNC conditional. * testsuite/ifunc-sel.h: New file. * testsuite/ifuncmain1.c: New file. * testsuite/ifuncmain1vis.c: New file. * testsuite/ifuncmod1.c: New file. * testsuite/ifuncdep2.c: New file. * testsuite/ifuncmain2.c: New file. * testsuite/ifuncmain3.c: New file. * testsuite/ifuncmod3.c: New file. * testsuite/ifuncmain4.c: New file. * testsuite/ifuncmain5.c: New file. * testsuite/ifuncmod5.c: New file. * testsuite/ifuncmain6pie.c: New file. * testsuite/ifuncmod6.c: New file. * testsuite/ifuncmain7.c: New file. * configure, testsuite/Makefile.in: Rebuild.	2010-08-19 22:50:16 +00:00
Cary Coutant	0e70b9111a	elfcpp/ChangeLog: ... * elfcpp.h (enum SHT): Add SHT_GNU_INCREMENTAL_GOT_PLT. gold/ChangeLog: * arm.cc (Target_arm::got_size): Add const. (Target_arm::got_entry_count): New function. (Target_arm::plt_entry_count): New function. (Target_arm::first_plt_entry_offset): New function. (Target_arm::plt_entry_size): New function. (Output_data_plt_arm::entry_count): New function. (Output_data_plt_arm::first_plt_entry_offset): New function. (Output_data_plt_arm::get_plt_entry_size): New function. * i386.cc (Target_i386::got_size): Add const. (Target_i386::got_entry_count): New function. (Target_i386::plt_entry_count): New function. (Target_i386::first_plt_entry_offset): New function. (Target_i386::plt_entry_size): New function. (Output_data_plt_i386::entry_count): New function. (Output_data_plt_i386::first_plt_entry_offset): New function. (Output_data_plt_i386::get_plt_entry_size): New function. * incremental-dump.cc (dump_incremental_inputs): Adjust call to find_incremental_inputs_sections. Dump incremental_got_plt section. * incremental.cc: Include target.h. (Sized_incremental_binary::do_find_incremental_inputs_sections): Add parameter. Adjust all callers. Find incremental_got_plt section. (Incremental_inputs::create_data_sections): Create incremental_got_plt section. (Output_section_incremental_inputs::set_final_data_size): Calculate size of incremental_got_plt section. (Output_section_incremental_inputs::do_write): Write the incremental_got_plt section. (Got_plt_view_info): New struct. (Local_got_offset_visitor): New class. (Global_got_offset_visitor): New class. (Global_symbol_visitor_got_plt): New class. (Output_section_incremental_inputs::write_got_plt): New function. * incremental.h (Incremental_binary::find_incremental_inputs_sections): Add parameter. Adjust all callers. (Incremental_binary::do_find_incremental_inputs_sections): Likewise. (Incremental_inputs::got_plt_section): New function. (Incremental_inputs::got_plt_section_): New data member. (Incremental_got_plt_reader): New class. * layout.cc (Layout::create_incremental_info_sections): Add the incremental_got_plt section. * object.h (Got_offset_list::get_list): New function. (Got offset_list::for_all_got_offsets): New function. (Sized_relobj::local_got_offset_list): New function. * powerpc.cc (Target_powerpc::got_size): Add const. (Target_powerpc::got_entry_count): New function. (Target_powerpc::plt_entry_count): New function. (Target_powerpc::first_plt_entry_offset): New function. (Target_powerpc::plt_entry_size): New function. (Output_data_plt_powerpc::entry_count): New function. (Output_data_plt_powerpc::first_plt_entry_offset): New function. (Output_data_plt_powerpc::get_plt_entry_size): New function. * sparc.cc (Target_sparc::got_size): Add const. (Target_sparc::got_entry_count): New function. (Target_sparc::plt_entry_count): New function. (Target_sparc::first_plt_entry_offset): New function. (Target_sparc::plt_entry_size): New function. (Output_data_plt_sparc::entry_count): New function. (Output_data_plt_sparc::first_plt_entry_offset): New function. (Output_data_plt_sparc::get_plt_entry_size): New function. * symtab.h (Symbol::got_offset_list): New function. (Symbol_table::for_all_symbols): New function. * target.h (Sized_target::got_entry_count): New function. (Sized_target::plt_entry_count): New function. (Sized_target::plt_entry_size): New function. * x86_64.cc (Target_x86_64::got_size): Add const. (Target_x86_64::got_entry_count): New function. (Target_x86_64::plt_entry_count): New function. (Target_x86_64::first_plt_entry_offset): New function. (Target_x86_64::plt_entry_size): New function. (Output_data_plt_x86_64::entry_count): New function. (Output_data_plt_x86_64::first_plt_entry_offset): New function. (Output_data_plt_x86_64::get_plt_entry_size): New function.	2010-08-12 22:15:00 +00:00
Cary Coutant	09ec0418c0	elfcpp/ChangeLog: ... * 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.	2010-08-12 22:01:11 +00:00
Ian Lance Taylor	88a4108bde	PR 11855 ... * 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.	2010-08-02 13:34:33 +00:00
Cary Coutant	a2e4736229	* compressed_output.cc (zlib_decompress): New function. ... (get_uncompressed_size): New function. (decompress_input_section): New function. * compressed_output.h (get_uncompressed_size): New function. (decompress_input_section): New function. * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info) Handle compressed debug sections. * layout.cc (is_compressed_debug_section): New function. (Layout::output_section_name): Map compressed section names to canonical names. * layout.h (is_compressed_debug_section): New function. (is_debug_info_section): Recognize compressed debug sections. * merge.cc: Include compressed_output.h. (Output_merge_data::do_add_input_section): Handle compressed debug sections. (Output_merge_string::do_add_input_section): Handle compressed debug sections. * object.cc: Include compressed_output.h. (Sized_relobj::Sized_relobj): Initialize new data members. (build_compressed_section_map): New function. (Sized_relobj::do_read_symbols): Handle compressed debug sections. * object.h (Object::section_is_compressed): New method. (Object::do_section_is_compressed): New method. (Sized_relobj::Compressed_section_map): New type. (Sized_relobj::do_section_is_compressed): New method. (Sized_relobj::compressed_sections_): New data member. * output.cc (Output_section::add_input_section): Handle compressed debug sections. * reloc.cc: Include compressed_output.h. (Sized_relobj::write_sections): Handle compressed debug sections.	2010-07-12 17:59:58 +00:00
Cary Coutant	f3a2388fc9	* object.cc (Sized_relobj::do_layout): Defer layout for reloc sections. ... (Sized_relobj::do_layout_deferred_sections): Do layout for deferred reloc sections. * object.h (Sized_relobj::deferred_layout_relocs_): New data member. PR 11683 * symtab.h (Symbol::is_placeholder): New member function. * target-reloc.h (relocate_section): Check for placeholder symbols. * testsuite/Makefile.am (plugin_test_8): New test. (plugin_test_9): New test. * testsuite/Makefile.in: Regenerate.	2010-06-10 17:20:27 +00:00
Cary Coutant	00698fc57c	* archive.cc (include_member): Destroy Read_symbols_data object before ... 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.	2010-04-07 22:58:23 +00:00
Rafael Ávila de Espíndola	b0193076da	2010-03-22 Rafael Espindola <espindola@google.com> ... * 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.	2010-03-22 14:18:24 +00:00
Ian Lance Taylor	d3bbad6265	* target-reloc.h (relocate_section): Check the symbol table index ... for -1U before setting the local symbol index. (scan_relocatable_relocs): If copying the relocation, record that the local symbol is required. * object.h (Symbol_value::is_output_symtab_index_set): New function. (Symbol_value::may_be_discarded_from_output_symtab): New function. (Symbol_value::has_output_symtab_entry): New function. (Symbol_value::needs_output_symtab_entry): Remove. (Symbol_value::output_symtab_index): Make sure the symbol index is set. (Symbol_value::set_output_symtab_index): Make sure the symbol index is not set. Make sure the new index is valid. (Symbol_value::set_must_have_output_symtab_entry): New function. (Symbol_value::has_output_dynsym_entry): New function. (Symbol_value::set_output_dynsym_index): Make sure the new index is valid. (Sized_relobj::set_must_have_output_symtab_entry): New function. * object.cc (Sized_relobj::do_count_local_symbols): Only discard a local symbol if permitted. (Sized_relobj::do_finalize_local_symbols): Call is_output_symtab_index_set rather than needs_output_symtab_entry. (Sized_relobj::write_local_symbols): Call has_output_symtab_entry rather than needs_output_symtab_entry. Call has_output_dynsym_entry rather than needs_output_dynsym_entry. * arm.cc (Arm_relobj::update_output_local_symbol_count): Call is_output_symtab_index_set rather than needs_output_symtab_entry. * testsuite/discard_locals_relocatable_test.c: New file. * testsuite/discard_locals_test.sh: Test -r. * testsuite/Makefile.am (check_DATA): Add discard_locals_relocatable_test1.syms, discard_local_relocatable_test2.syms. (MOSTLYCLEANFILES): Likewise. Also add discard_locals_relocatable_test1.lout and discard_locals_relocatable_test2.out. (discard_locals_relocatable_test1.syms): New target. (discard_locals_relocatable_test.o): New target. (discard_locals_relocatable_test1.out): New target. (discard_locals_relocatable_test2.syms): New target. (discard_locals_relocatable_test2.out): New target. (various): Add missing ../ld-new dependencies. * testsuite/Makefile.in: Rebuild.	2010-03-03 19:31:54 +00:00
Ian Lance Taylor	fa17a3f432	* dirsearch.cc (Dirsearch::initialize): Add all blockers before ... queueing any tasks. * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker. (queue_middle_tasks): Add all blockers before queueing any tasks. (queue_final_tasks): Likewise. * token.h (Task_token::add_blockers): New function. * object.h (Input_objects::number_of_relobjs): New function.	2010-02-11 07:42:17 +00:00
Doug Kwan	e7eca48cb2	2010-01-29 Doug Kwan <dougkwan@google.com> ... * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member output_local_symbol_count_needs_update_. (Arm_relobj::output_local_symbol_count_needs_update, Arm_relobj::set_output_local_symbol_count_needs_update, Arm_relobj::update_output_local_symbol_count): New methods. (Arm_relobj::output_local_symbol_count_needs_update_): New data member. (Arm_exidx_cantunwind::do_fixed_endian_write): Write address of pointed function as in a R_ARM_PREL31 relocation. (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects for output local symbol count updating. (Target_arm::do_relax): Update output local symbol counts in objects if necessary. * object.h (Sized_relobj::set_output_local_symbol_count): New method.	2010-01-29 18:23:18 +00:00
Doug Kwan	2b328d4ec5	2010-01-26 Doug Kwan <dougkwan@google.com> ... * arm.cc (set): Include. (class Arm_exidx_fixup): Change type of last_input_section_ to const pointer type. (Arm_output_section::Text_section_list): New type. (Arm_output_section::append_text_sections_to_list): New method. (Arm_output_section::fix_exidx_coverage): Ditto. (Arm_relobj::Arm_relobj): Initialize exidx_section_map_. (Arm_relobj::convert_input_section_to_relaxed_section): Use Relobj::set_section_offset() instead of Sized_relobj::invalidate_section_offset(). (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra parameter for section headers. Ignore relocation sections for unallocated sections and EXIDX sections. (Target_arm::fix_exidx_coverage): New method. (Target_arm::output_section_address_less_than): New type. (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the linked text section instead of the EXIDX section. (Arm_output_section::create_stub_group): Add an assertion to check that this is not an EXIDX output section. (Arm_output_section::append_text_sections_to_list): New method. (Arm_output_section::fix_exidx_coverage): Ditto. (Arm_relobj::scan_sections_for_stubs): Adjust call to Arm_relobj::section_needs_reloc_stub_scanning. (Target_arm::do_relax): Fix EXIDX output section coverage in the first pass. (Target_arm::fix_exidx_coverage): New method. * object.h (Relobj::set_output_section): New method. (Sized_relobj::invalidate_section_offset): Remove method. (Sized_relobj::do_invalidate_section_offset): Remove method. (Sized_relobj::do_set_section_offset): Handle offset value -1.	2010-01-26 21:29:10 +00:00
Doug Kwan	5ac169d4b6	2010-01-20 Doug Kwan <dougkwan@google.com> ... * arm.cc (Target_arm::Arm_input_section_map): Change key type from Input_section_specifier to Section_id. (Target_arm::new_arm_input_section: Adjust code for change of key type. (Target_arm::find_arm_input_section): Ditto. * gc.h (object.h): Include for Section_id nand Section_id_hash. (Section_id): Remove. (Garbage_collection::Section_id_hash): Remove. * icf.h (object.h): Include for Section_id nand Section_id_hash. (Section_id): Remove. (Icf::Section_id_hash): Remove. * object.h (Section_id, Const_section_id, Section_id_hash, Const_section_id_hash): New type definitions. * output.cc (Output_section::add_relaxed_input_section): Change to use Const_section_id instead of Input_section_specifier as key type. (Output_section::add_merge_input_section): Ditto. (Output_section::build_relaxation_map): Change to use Section_id instead of Input_section_specifier as key type. (Output_section::convert_input_sections_in_list_to_relaxed_sections): Ditto. (Output_section::convert_input_sections_to_relaxed_sections): Change to use Const_section_id instead of Input_section_specifier as key type. (Output_section::find_merge_section): Ditto. (Output_section::find_relaxed_input_section): Ditto. * output.h (Input_section_specifier): Remove class. (Output_section::Output_section_data_by_input_section_map): Change key type to Const_section_id. (Output_section::Output_relaxed_input_section_by_input_section_map): Ditto. (Output_section::Relaxation_map): Change key type to Section_id.	2010-01-20 17:29:52 +00:00
Ian Lance Taylor	dde3f402cf	PR 10980 ... * options.h (class General_options): Add --cref. * main.cc (main): Print cref table if --cref. Don't close mapfile until after printing cref table. * cref.cc: Include "symtab.h". (class Cref_inputs): Define Cref_table_compare and Cref_table. (Cref_table_compare::operator()): New function. (Cref_inputs::gather_cref): New function. (filecol): New static const. (Cref_inputs::print_cref): New function. (Cref::print_cref): New function. * cref.h: Include <cstdio>. (class Cref): Update declarations. * mapfile.h (Mapfile::file): New function. * object.h (class Object): Define Symbols. Declare virtual do_get_global_symbols. (Object::get_global_symbols): New function. * object.cc (Input_objects::add_object): Pass object to cref_ if --cref. (Input_objects::archive_start): Likewise. (Input_objects::archive_stop): Likewise. (Input_objects::print_cref): New function. * dynobj.h (Sized_dynobj::do_get_global_symbols): New function. * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if --cref. * plugin.cc (Sized_pluginobj::do_get_global_symbols): New function. * plugin.h (class Sized_pluginobj): Update declarations.	2010-01-05 21:52:51 +00:00
Ian Lance Taylor	2ea9794110	Revert -Wshadow changes, all changes from: ... 2009-12-11 Doug Kwan <dougkwan@google.com> 2009-12-11 Nick Clifton <nickc@redhat.com> * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.	2009-12-14 19:53:05 +00:00
Nick Clifton	91d6fa6a03	Add -Wshadow to the gcc command line options used when compiling the binutils. ... Fix up all warnings generated by the addition of this switch.	2009-12-11 13:42:17 +00:00
Ian Lance Taylor	594c8e5ede	PR 10880 ... * object.h (class Object): Add is_needed and set_is_needed methods. Add is_needed_ field. Make bool fields into bitfields. * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is defined in a dynamic object and referenced by a regular object, set is_needed for the dynamic object. * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED if the file is marked with as_needed and it is not needed.	2009-11-05 06:24:39 +00:00
Ian Lance Taylor	ad0f2072a6	* object.h (class Relobj): Drop options parameter from ... gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs, do_scan_relocs, do_relocate. Change all callers. (class Sized_relobj): Drop options parameters from do_gc_process_relocs, do_scan_relocs, do_relocate, do_relocate_sections, relocate_sections, emit_relocs_scan, emit_relocs_scan_reltype. Change all callers. (struct Relocate_info): Remove options field and all references to it. * reloc.h (class Read_relocs): Remove options constructor parameter and options_ field. Change all callers. (class Gc_process_relocs, class Scan_relocs): Likewise. (class Relocate_task): Likewise. * target-reloc.h (scan_relocs): Remove options parameter. Change all callers. (scan_relocatable_relocs): Likewise. * target.h (class Sized_target): Remove options parameter from gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change all callers. * gc.h (gc_process_relocs): Remove options parameter. Change all callers. * arm.cc: Update functions to remove options parameters. * i386.cc: Likewise. * powerpc.cc: Likewise. * sparc.cc: Likewise. * x86_64.cc: Likewise. * testsuite/testfile.cc: Likewise.	2009-10-29 05:16:23 +00:00
Doug Kwan	72adc4fad7	2009-10-25 Doug Kwan <dougkwan@google.com> ... * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations. (Arm_input_section::as_arm_input_section): New method. (Arm_output_section): New class definition. (Arm_output_section::create_stub_group, Arm_output_section::group_sections): New method definitions.	2009-10-25 16:57:32 +00:00
Ian Lance Taylor	82bb573a56	* object.h (class Relocate_info): Add reloc_shdr and data_shdr ... fields. * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and data_shdr fields of relinfo. * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field. (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For R_386_TLS_LDO_32, adjust based on section flags. (Target_i386::Relocate::fix_up_ldo): Remove.	2009-10-15 00:33:18 +00:00
Doug Kwan	c0a6286595	2009-10-09 Doug Kwan <dougkwan@google.com> ... * 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.	2009-10-09 23:18:19 +00:00
Ian Lance Taylor	364c7fa5c9	* options.h (class General_options): Define ... split_stack_adjust_size parameter. * object.h (class Object): Add uses_split_stack_ and has_no_split_stack_ fields. Add uses_split_stack and has_no_split_stack accessor functions. Declare handle_split_stack_section. (class Reloc_symbol_changes): Define. (class Sized_relobj): Define Function_offsets. Declare split_stack_adjust, split_stack_adjust_reltype, and find_functions. * object.cc (Object::handle_split_stack_section): New function. (Sized_relobj::do_layout): Call handle_split_stack_section. * dynobj.cc (Sized_dynobj::do_layout): Call handle_split_stack_section. * reloc.cc (Sized_relobj::relocate_sections): Call split_stack_adjust for executable sections in split_stack objects. Pass reloc_map to relocate_section. (Sized_relobj::split_stack_adjust): New function. (Sized_relobj::split_stack_adjust_reltype): New function. (Sized_relobj::find_functions): New function. * target-reloc.h: Include "object.h". (relocate_section): Add reloc_symbol_changes parameter. Change all callers. * target.h (class Target): Add calls_non_split method. Declare do_calls_non_split virtual method. Declare match_view and set_view_to_nop. * target.cc: Include "elfcpp.h". (Target::do_calls_non_split): New function. (Target::match_view): New function. (Target::set_view_to_nop): New function. * gold.cc (queue_middle_tasks): Give an error if mixing split-stack and non-split-stack objects with -r. * i386.cc (Target_i386::relocate_section): Add reloc_symbol_changes parameter. (Target_i386::do_calls_non_split): New function. * x86_64.cc (Target_x86_64::relocate_section): Add reloc_symbol_changes parameter. (Target_x86_64::do_calls_non_split): New function. * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes parameter. * powerpc.cc (Target_powerpc::relocate_section): Add reloc_symbol_changes parameter. * sparc.cc (Target_sparc::relocate_section): Add reloc_symbol_changes parameter. * configure.ac: Call AM_CONDITIONAL for the default target. * configure: Rebuild. * testsuite/Makefile.am (TEST_AS): New variable. (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh. (check_DATA): Add split_i386 and split_x86_64 files. (SPLIT_DEFSYMS): Define. (split_i386_[1234n].o): New targets. (split_i386_[124]): New targets. (split_i386_[1234r].stdout): New targets. (split_x86_64_[1234n].o): New targets. (split_x86_64_[124]): New targets. (split_x86_64_[1234r].stdout): New targets. (MOSTLYCLEANFILES): Add new executables. * testsuite/split_i386.sh: New file. * testsuite/split_x86_64.sh: New file. * testsuite/split_i386_1.s: New file. * testsuite/split_i386_2.s: New file. * testsuite/split_i386_3.s: New file. * testsuite/split_i386_4.s: New file. * testsuite/split_i386_n.s: New file. * testsuite/split_x86_64_1.s: New file. * testsuite/split_x86_64_2.s: New file. * testsuite/split_x86_64_3.s: New file. * testsuite/split_x86_64_4.s: New file. * testsuite/split_x86_64_n.s: New file. * testsuite/testfile.cc (Target_test): Update relocation_section function. * testsuite/Makefile.in: Rebuild.	2009-10-06 22:58:27 +00:00
Ian Lance Taylor	029ba97335	* object.h (class Object): Remove target_ field, and target, ... 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.	2009-09-30 22:21:13 +00:00
Doug Kwan	f733487b04	2009-08-18 Doug Kwan <dougkwan@google.com> ... * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of an elcpp::Ehdr as parameter. Adjust call to set_target. * dynobj.h (Sized_dynobj::setup): Take a Target object instead of an elfcpp::Ehdr as parameter. * object.cc (Object::set_target): Remove the version that looks up a target and sets it. (Sized_relobj::setup): Take a Target object instead of an elfcpp::Ehdr as parameter. Adjust call to set_target. (make_elf_sized_object): Find target and ask target to make an ELF object. * object.h: (Object::set_target): Remove the version that looks up a target and sets it. (Sized_relobj::setup): Take a Target object instead of an elfcpp:Ehdr as parameter. * target.cc: Include dynobj.h. (Target::do_make_elf_object_implementation): New. (Target::do_make_elf_object): New. * target.h (Target::make_elf_object): New template declaration. (Target::do_make_elf_object): New method declarations. (Target::do_make_elf_object_implementation): New template declaration.	2009-08-18 23:49:29 +00:00
Sriraman Tallam	ef15dade89	*** empty log message ***	2009-08-05 20:51:56 +00:00
Ian Lance Taylor	1ef4d87fe8	PR 10400 ... * layout.h: #include <map>. (class Kept_section): Change from struct to class. Add accessors and setters. Add section size to Comdat_group mapping. Change Comdat_group to std::map. Add is_comdat_ field. Add linkonce_size field in union. (class Layout): Update declaration of find_or_add_kept_section. Don't declare find_kept_object. * layout.cc (Layout::find_or_add_kept_section): Remove candidate parameter. Add object, shndx, is_comdat, and is_group_name parameters. Change all callers. Adjust for new Kept_section. (Layout::find_kept_object): Remove. * object.cc (Sized_relobj::include_section_group): Update use of Kept_section. Rename secnum to shndx. Only record Kept_comdat_section if sections are the same size. (Sized_relobj::include_linkonce_section): Update use of Kept_section. Only record Kept_comdat_section if sections are the same size. Set size of linkonce section. (Sized_relobj::map_to_kept_section): Update call to get_kept_comdat_section. * object.h (class Sized_relobj): Rename fields in Kept_comdat_section to drop trailing underscores; change object field to Relobj*. Change Kept_comdat_section_table to store struct rather than pointer. (Sized_relobj::set_kept_comdat_section): Remove kept parameter. Add kept_object and kept_shndx parameters. Change all callers. (Sized_relobj::get_kept_comdat_section): Change return type to bool. Add kept_object and kept_shndx parameters. Change all callers. * plugin.cc (Pluginobj::include_comdat_group): Update call to Layout::find_or_add_kept_section.	2009-07-17 01:07:33 +00:00
Doug Kwan	805bb01c4b	2009-06-05 Doug Kwan <dougkwan@google.com> ... * object.cc (Sized_relobj::Sized_relobj): Initialize discarded_eh_frame_shndx_ to -1U. (Sized_relobj::do_layout): Record index of a discard .eh_frame section. (Sized_relobj::do_count_local_symbols): Skip local symbols in a discarded .eh_frame section. (Sized_relobj::do_finalize_local_symbols): Ditto. * object.h (class Sized_relobj): Declare new member discarded_eh_frame_shndx_. * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test. (local_labels_test.o, local_labels_test): New rules. * testsuite/Makefile.in: Regenerate.	2009-06-05 18:16:31 +00:00
Cary Coutant	6551490093	2009-05-19 Doug Kwan <dougkwan@google.com> ... * 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.	2009-05-19 22:14:17 +00:00
Ian Lance Taylor	f6060a4d43	* object.cc (is_elf_object): Define. ... * 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.	2009-03-24 18:42:10 +00:00
Ian Lance Taylor	15f8229bbf	* readsyms.cc (Read_symbols::incompatible_warning): New function. ... (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.	2009-03-14 05:56:46 +00:00
Ian Lance Taylor	8a4c0b0d7e	* layout.cc (Layout::find_or_add_kept_section): New function. ... (Layout::add_comdat): Removed. * layout.h (struct Kept_section): Move out of class Layout. Remove trailing underscores from field names. Add group_sections field. Rename group_ field to is_group. Change all uses. (class Layout): Declare find_or_add_kept_section, not add_comdat. * object.cc (Sized_relobj::Sized_relobj): Don't initialize comdat_groups_ field. (Sized_relobj::include_section_group): Use find_or_add_kept_section and Kept_section::group_sections. (Sized_relobj::include_linkonce_section): Likewise. * object.cc (class Sized_relobj): Don't define Comdat_group or Comdat_group_table. Remove find_comdat_group and add_comdat_group. Remove comdat_groups_ field. * plugin.cc (include_comdat_group): Use Layout::find_or_add_kept_section.	2009-03-01 22:22:02 +00:00
Ian Lance Taylor	fd9d194f04	PR 6811 ... * 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.	2009-02-28 04:39:57 +00:00
Cary Coutant	f488e4b0e9	(From Rafael Espindola) ... * 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.	2009-02-13 19:04:45 +00:00
Sriraman Tallam	6d03d481a0	2009-01-20 Sriraman Tallam <tmsriram@google.com> ... * Makefile.am (CCFILES): Add gc.cc. (HFILES): Add gc.h. * Makefile.in: Regenerate. * gold.cc (Gc_runner): New class. (queue_initial_tasks): Call garbage collection related tasks when corresponding options are invoked. (queue_middle_gc_tasks): New function. (queue_middle_tasks): Reorder tasks to allow relocs to be read and processed early before laying out sections during garbage collection. * gold.h (queue_middle_gc_tasks): New function. (is_prefix_of): Move from "layout.cc". * i386.cc (Target_i386::gc_process_relocs): New function. * layout.cc (is_prefix_of): Remove. Move to "gold.h" * main.cc (main): Create object of class "Garbage_collection". * object.cc (Relobj::copy_symbols_data): New function. (Relobj::is_section_name_included): New function. (Sized_relobj::do_layout): Allow this function to be called twice during garbage collection and defer layout of section during the first call. * object.h (Relobj::get_symbols_data): New function. (Relobj::is_section_name_included): New function. (Relobj::copy_symbols_data): New function. (Relobj::set_symbols_data): New function. (Relobj::get_relocs_data): New function. (Relobj::set_relocs_data): New function. (Relobj::is_output_section_offset_invalid): New pure virtual function. (Relobj::gc_process_relocs): New function. (Relobj::do_gc_process_relocs): New pure virtual function. (Relobj::sd_): New data member. (Sized_relobj::is_output_section_offset_invalid): New function. (Sized_relobj::do_gc_process_relocs): New function. * options.h (General_options::gc_sections): Modify to not be a no-op. (General_options::print_gc_sections): New option. * plugin.cc (Plugin_finish::run): Remove function call to Plugin_manager::layout_deferred_objects. Move it to "gold.cc". * powerpc.cc (Target_powerpc::gc_process_relocs): New function. * reloc.cc (Read_relocs::run): Add task to process relocs and determine unreferenced sections when doing garbage collection. (Gc_process_relocs): New class. (Sized_relobj::do_gc_process_relocs): New function. (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for sections that are garbage collected. * reloc.h (Gc_process_relocs): New class. * sparc.cc (Target_sparc::gc_process_relocs): New function. * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for symbols whose corresponding sections are garbage collected. (Symbol_table::Symbol_table): Add new parameter for the garbage collection object. (Symbol_table::gc_mark_undef_symbols): New function. (Symbol_table::gc_mark_symbol_for_shlib): New function. (Symbol_table::gc_mark_dyn_syms): New function. (Symbol_table::resolve): Do not treat symbols seen in dynamic objects as garbage. (Symbol_table::add_from_object): Likewise. (Symbol_table::add_from_relobj): When building shared objects, do not treat externally visible symbols as garbage. (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol table information for static and relocatable links. * symtab.h (Symbol_table::set_gc): New function. (Symbol_table::gc): New function. (Symbol_table::gc_mark_undef_symbols): New function. (Symbol_table::gc_mark_symbol_for_shlib): New function. (Symbol_table::gc_mark_dyn_syms): New function. (Symbol_table::gc_): New data member. * target.h (Sized_target::gc_process_relocs): New pure virtual function. * x86_64.cc (Target_x86_64::gc_process_relocs): New function. * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.	2009-01-28 02:25:33 +00:00
Cary Coutant	5995b57073	* object.cc (Sized_relobj::layout_section): New function. ... (Sized_relobj::do_layout): Defer layout of input sections until after plugin has provided replacement files. (Sized_relobj::do_layout_deferred_sections): New function. * object.h (Relobj::set_section_offset): Remove virtual keyword. (Relobj::layout_deferred_sections): New function. (Relobj::do_layout_deferred_sections): New function. (Sized_relobj::do_layout_deferred_sections): New function. (Sized_relobj::layout_section): New function. (Sized_relobj::Deferred_layout): New structure. (Sized_relobj::deferred_layout_): New field. * plugin.cc (Plugin_manager::finish): Renamed, was cleanup. Change all callers. Layout deferred sections. (class Plugin_finish): Renamed, was Plugin_cleanup. Change all references. (Plugin_hook::run): Move code from do_plugin_hook inline. (Plugin_hook::do_plugin_hook): Remove. * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers. (Plugin_manager::finish): Renamed, was cleanup. (Plugin_manager::should_defer_layout): New function. (Plugin_manager::add_deferred_layout_object): New function. (Plugin_manager::Deferred_layout_list): New type. (Plugin_manager::deferred_layout_objects_): New field. (Plugin_hook::do_plugin_hook): Remove.	2008-12-23 02:02:20 +00:00
Cary Coutant	eff458138e	* mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL. ... * object.cc (Sized_relobj::do_layout): Use constant invalid_address instead of -1U. (Sized_relobj::do_finalize_local_symbols): Likewise. (Sized_relobj::map_to_kept_section): Likewise. * object.h (Sized_relobj::invalid_address): New constant. (Sized_relobj::do_output_section_offset): Check for invalid_address and return -1ULL. * output.cc (Output_reloc::local_section_offset): Use constant invalid_address instead of -1U. (Output_reloc::get_address): Likewise. (Output_section::output_address): Change -1U to -1ULL. * output.h (Output_reloc::invalid_address): New constant. * reloc.cc (Sized_relobj::write_sections): Use constant invalid_address instead of -1U. (Sized_relobj::relocate_sections): Likewise. * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol values for merge sections. * target-reloc.h (relocate_for_relocatable): Use constant invalid_address instead of -1U.	2008-09-29 21:10:26 +00:00
Cary Coutant	89fc34211b	Add plugin functionality for link-time optimization (LTO). ... 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.	2008-09-19 22:54:57 +00:00
Ian Lance Taylor	2a00e4fb8e	PR 5990 ... * 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.	2008-07-25 04:25:49 +00:00