2013-04-25 Alan Modra * configure.tgt: Add powerpcle and powerpc64le. 2013-04-22 Alan Modra PR gold/15355 * layout.cc (Layout::segment_precedes): Allow more than one segment with the same type and flags. 2013-04-15 Cary Coutant * layout.cc (Layout::set_relocatable_section_offsets): Don't allocate space in file for BSS sections. 2013-04-15 Cary Coutant * script-sections.cc (Orphan_output_section): Reset address to zero after each orphaned section for relocatable links. 2013-04-15 Cary Coutant * symtab.cc (Symbol_table::sized_write_globals): Subtract section starting address for relocatable link. * testsuite/Makefile.am (script_test_11): New test. * testsuite/Makefile.in: Regenerate. * testsuite/script_test_11.c: New source file. * testsuite/script_test_11.t: New linker script. 2013-04-13 Alan Modra * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set owner when sections are not adjacent and exceed group size. (Target_powerpc::group_sections): Handle corner case. (Target_powerpc::Branch_info::make_stub): Handle case where stub table doesn't exist due to branches in non-exec sections. (Target_powerpc::Relocate::relocate): Likewise. 2013-04-11 Alan Modra PR gold/15354 * powerpc.cc (Target_powerpc::make_brlt_section): Name section .branch_lt to match bfd ld. Adjust comments throughout file. 2013-04-04 Ian Lance Taylor GCC PR c++/56840 * object.cc (do_layout_deferred_sections): Handle .eh_frame sections before checking whether they are included in the link. 2013-03-29 Sriraman Tallam * archive.cc (Archive::get_elf_object_for_member): Create the elf object before calling the plugin claim_file handler. Pass the elf object of the archive to the plugin. Delete the elf object if the plugin claims the file. 2013-03-21 Alan Modra * layout.cc (Layout::set_segment_offsets): Accept writable .text segment when omagic. 2013-03-21 Alan Modra * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned comparison warning. * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used uninitialized" warning. 2013-03-20 Alan Modra * symtab.h (Symbol::clear_version): New function. * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object is_needed by weak references. Clear version for symbols defined in as-needed objects that are not needed. 2013-03-15 Alan Modra * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make static and public. Add report_err param. Return false for data refs. (Target_powerpc::rela_dyn_section): New overloaded function. (Target_powerpc::plt_, iplt_): Elucidate. (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0. (Output_data_plt_powerpc::do_write): Don't write .iplt. (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries. (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc calls. Put ifunc dynamic relocs in irela_dyn_section. Only push_branch and make_plt_entry for ifunc syms when reloc_needs_plt_for_ifunc. (Target_powerpc::Relocate::relocate): Don't use plt entry value for ifunc unless reloc_needs_plt_for_ifunc. 2013-03-15 Alan Modra * gc.h (gc_process_relocs): Don't look through function descriptors. * icf.cc (get_section_contents): Do so here instead. 2013-03-13 Alan Modra * powerpc.cc (is_branch_reloc): Forward declare. (Target_powerpc::do_can_check_for_function_pointers): New predicate. (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return false for 64-bit, true for 32-bit non-branch relocs. (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise. * testsuite/Makefile.am (icf_test): Use linker map file instead of nm output. (icf_safe_test): Generate linker map file as well as nm output. (icf_safe_so_test): Likewise. * testsuite/Makefile.in: Regenerate. * testsuite/icf_test.sh: Parse linker map file to determine section folding. * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC. * testsuite/icf_safe_so_test.sh: Likewise. (X86_32_or_ARM_specific_safe_fold): Merge into.. (arch_specific_safe_fold): ..this. (X86_64_specific_safe_fold): Delete unused function. 2013-03-12 Alan Modra * gc.h (gc_process_relocs): Look through function descriptors to determine shndx, symvalue and addend used by ICF. Tidy variable duplication. 2013-03-11 Alan Modra * gold.cc (queue_middle_tasks): Move detect_odr_violations.. * layout.cc (Layout_task_runner::run): ..to here. * symtab.h (struct Symbol_location): Extract from.. (class Symbol_table): ..here. * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location. * target.h (class Target): Add function_location and do_function_location functions. (class Sized_target): Add do_function_location. * object.h (class Sized_relobj_file): Move find_shdr.. (class Object): ..to here. * object.cc: Likewise. Update to suit. Instantiate. (Sized_relobj_file::find_eh_frame): Update find_shdr call. * powerpc.cc (class Powerpc_dynobj): New. (Target_powerpc::do_function_location): New function. (Powerpc_relobj::do_find_special_sections): Update find_shdr call. (Powerpc_dynobj::do_read_symbols): New function. (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj. 2013-03-08 Ian Lance Taylor * options.cc (General_options::string_to_object_format): Accept "default". 2013-03-08 Alan Modra * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than pointer to Post_fde. (struct Post_fde): Move definition to here.. * ehframe.cc (struct Post_fde): ..from here. (Cie::write): Don't alloc Post_fde. (Eh_frame::do_sized_write): Update. Don't free Post_fde. 2013-03-07 Alan Modra * testsuite/discard_locals_relocatable_test.c: Add a powerpc relocation referencing .LC0. * testsuite/discard_locals_test.sh: Remove FIXMEs. 2013-03-07 Alan Modra * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark always_inline. Add assembly for powerpc to avoid GOT. 2013-03-07 Alan Modra * testsuite/script_test_10.sh: Don't test .bss section header number. 2013-03-06 Alan Modra * powerpc.cc (class Powerpc_relobj): Move some member functions. (Target_powerpc::symval_for_branch): Add symtab param. Update all callers. Handle folded sections. (Target_powerpc::do_gc_add_reference): Don't cast dynamic object to Powerpc_relobj. (Global_symbol_visitor_opd::operator()): Likewise. 2013-03-04 Alan Modra * testsuite/Makefile.am (final_layout_script.lds): Add .sbss. * testsuite/Makefile.in: Regenerate. 2013-03-01 Cary Coutant Add dwp support for v2 DWARF package file format. * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add tu_length parameter. Adjust all callers. * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise. * dwp.cc: Include dwarf.h. (Section_bounds): New struct type. (Unit_set): New struct type. (Dwo_file::Dwo_file): Initialize new data member. (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index): Combine and rename to... (Dwo_file::read_unit_index): ...this. (Dwo_file::sized_read_compunit_index) (Dwo_file::sized_read_typeunit_index): Combine and rename to... (Dwo_file::sized_read_unit_index): ...this. (Dwo_file::copy_section): Remove section_name, is_str_offsets parameters; add section_id parameter. (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to... (Dwo_file::add_unit_set): ...this. (Dwo_file::shndx_map_): Remove. (Dwo_file::sect_offsets_): New data member. (Dwp_output_file::Dwp_output_file): Initialize new data members. (Dwp_output_file::add_section): Rename to... (Dwp_output_file::add_contribution): ...this. (Dwp_output_file::add_cu_set): Combine parameters into a struct. (Dwp_output_file::add_tu_set): Likewise. (Dwp_output_file::Contribution): New type. (Dwp_output_file::Section::contributions): New data member. (Dwp_output_file::Cu_or_tu_set): Remove. (Dwp_output_file::Section::Section): New ctor. (Dwp_output_file::Dwp_index::Shndx_pool): Remove. (Dwp_output_file::Dwp_index::Section_table): New type. (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members. (Dwp_output_file::Dwp_index::enter_set): Change type of "set" parameter. (Dwp_output_file::Dwp_index::shndx_pool): Remove. (Dwp_output_file::Dwp_index::shndx_pool_end): Remove. (Dwp_output_file::Dwp_index::section_table): New member function. (Dwp_output_file::Dwp_index::section_table_end): New member function. (Dwp_output_file::Dwp_index::shndx_pool_size): Remove. (Dwp_output_file::Dwp_index::section_table_rows): New member function. (Dwp_output_file::Dwp_index::section_table_cols): New member function. (Dwp_output_file::Dwp_index::shndx_pool_): Remove. (Dwp_output_file::Dwp_index::section_table_): New data member. (Dwp_output_file::Dwp_index::section_mask_): New data member. (Dwp_output_file::add_output_section): New member function. (Dwp_output_file::write_new_section): New member function. (Dwp_output_file::write_contributions): New member function. (Dwp_output_file::section_id_map_): New data member. (class Dwo_id_info_reader): Remove. (class Unit_reader): New class. (get_dwarf_section_name): New function. (Dwo_file::read_executable): Adjust initializations of class data. (Dwo_file::read): Add support for v2 package file format. (Dwo_file::read_unit_index): Likewise. (Dwo_file::sized_read_unit_index): Likewise. (Dwo_file::copy_section): Likewise. (Dwo_file::add_unit_set): Likewise. (Dwp_output_file::add_output_section): Likewise. (Dwp_output_file::add_contribution): Likewise. (Dwp_output_file::Dwp_index::find_or_add): Use row index to check for empty slot. (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package file format. (Dwp_output_file::Dwp_index::grow): Use row index to check for empty slot. (Dwp_output_file::initialize): Remove unused function. (Dwp_output_file::finalize): Add support for v2 package file format. (Dwp_output_file::write_index): Likewise. * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust function prototype. 2013-03-01 Cary Coutant * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move function into class definition in header file. (Dwarf_info_reader::warn_corrupt_debug_section): New function. * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section): New function. (Dwarf_info_reader::check_buffer): Move here from .cc file. 2013-02-28 Alan Modra * target.h (Target::plt_fde_location, do_plt_fde_location): Declare. * target.cc (Target::do_plt_fde_location): New function. * ehframe.h (class FDE): Add post_map field to u_.from_linker, accessor function, and constructor param. (struct Post_fde, Post_fdes): Declare. (Cie::write): Add post_fdes param. * ehframe.cc (Fde::write): Use plt_fde_location. (struct Post_fde): Define. (Cie::write): Stash FDEs added post merge mapping. (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping. Adjust Fde constructor call. Bump final_data_size_ for post map FDEs. (Eh_frame::do_sized_write): Arrange to write post map FDES after other FDEs. * powerpc.cc (Target_powerpc::do_plt_fde_location): New function. (Target_powerpc::has_glink): New function. (Target_powerpc::do_relax): Add eh_frame info for stubs. (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64, glink_eh_frame_fde_32, default_fde): New data. (Stub_table::eh_frame_added_): New var. (Stub_table::find_long_branch_entry, stub_address, stub_offset): Make const. (Stub_table::add_eh_frame): New function. (Output_data_glink::add_eh_frame): New function. (Target_powerpc::make_glink_section): Call add_eh_frame. 2013-02-15 Ian Lance Taylor * options.h (DEFINE_uint64_alias): Define. (class General_options): Add -Ttext-segment as an alias for -Ttext. 2013-02-15 Alan Modra * powerpc.cc (Stub_table::plt_off): New function, extracted from.. (Stub_table::do_write): ..here, two places. (Stub_table::plt_call_size): Use it here too. 2013-02-11 Ian Lance Taylor * descriptors.cc (Descriptors::close_all): New function. * descriptors.h (class Descriptors): Declare close_all. (close_all_descriptors): New inline function. * plugin.cc: Include "descriptors.h". (Plugin_manager::cleanup): Call close_all_descriptors. 2013-02-06 Alan Modra * README: Update coding style link. 2013-01-28 Cary Coutant * dwp.cc (File_list): New typedef. (Dwo_name_info_reader): New class. (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters. (Dwo_id_info_reader::visit_top_die): Remove unused member function. (Dwo_file::~Dwo_file): Delete input_file_ after obj_. (Dwo_file::read_executable): New function. (Dwo_file::read): Move common setup code to ... (Dwo_file::make_object): ... here. (dwp_options): Add --exec/-e. (usage): Likewise. (main): Likewise. 2013-01-24 Sriraman Tallam * layout.cc (Layout::layout): Check for option text_reorder. (Layout::make_output_section): Ditto. * options.h (text_reorder): New option. * output.cc (Input_section_sort_compare): Remove special ordering of section names. (Output_section:: Input_section_sort_section_name_special_ordering_compare:: operator()): New function. (Output_section::sort_attached_input_sections): Use new sort function for .text. * output.h (Input_section_sort_section_name_special_ordering_compare): New struct. * testsuite/Makefile.am (text_section_grouping): Test option --no-text-reorder * testsuite/Makefile.in: Regenerate. * testsuite/text_section_grouping.sh: Check order of functions without default text reordering. 2013-01-18 Mike Frysinger * options.h (General_options): Change default to true for new_dtags. 2013-01-18 Mike Frysinger * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH when enable_new_dtags is false. Only add DT_RUNPATH when enable_new_dtags is true. 2013-01-17 Serge Pavlov * powerpc.cc (Stub_table::find_plt_call_entry): Make types used in declaration and definition consistent. (Target_powerpc::symval_for_branch): Ditto. 2013-01-16 Sriraman Tallam * testsuite/plugin_final_layout.cc: Fix comment. 2013-01-16 Sriraman Tallam * layout.cc (Layout::layout): Do not do default sorting for text sections when section ordering is specified. (make_output_section): Ditto. * testsuite/plugin_final_layout.cc: Name the function sections to catch reordering issues. 2013-01-15 Alan Modra * powerpc.cc (Target_powerpc::do_relax): Default shared libs to plt-thread-safe. 2013-01-15 Alan Modra * testsuite/Makefile.am (final_layout_script.lds): Handle .got section. * testsuite/Makefile.in: Regenerate. 2013-01-14 Alan Modra * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files. * testsuite/Makefile.in: Regenerate. 2013-01-11 Pavel Chupin PR bfd/14430 Fix mingw gold build with plugins enabled * Makefile.am: Replace -ldl with @DLOPEN_LIBS@. * configure.ac: Export DLOPEN_LIBS and add headers check. * plugin.cc: Handle non-dlfcn case. * Makefile.in: Regenerate. * config.in: Regenerate. * configure: Regenerate. * testsuite/Makefile.in: Regenerate. 2013-01-09 Sriraman Tallam * output.h (sort_attached_input_sections): Change to be public. * script-sections.cc (Output_section_definition::set_section_addresses): Sort attached input sections according to section order before linker script assigns section addresses. (Orphan_output_section::set_section_addresses): Sort attached input sections according to section order before linker script assigns section addresses. * Makefile.am (final_layout.sh): Use a simple linker script to check if section ordering still works. * Makefile.in: Regenerate. 2013-01-09 Ben Cheng * arm.cc (Target_arm::attributes_accept_div): New function. (Target_arm::attributes_forbid_div): New function. (Target_arm::merge_object_attributes): Merge the Tag_DIV_use attribute using the same new functions as what bfd/elf32_arm.c does. 2013-01-07 Cary Coutant PR gold/14993 * output.cc (Output_section::add_input_section): For incremental updates, don't track input sections that are allocated from patch space. 2013-01-07 H.J. Lu Ian Lance Taylor PR gold/14897 * configure.ac (--enable-ld): Removed. (install_as_default): Set to yes only for --enable-gold=default or --disable-ld. * configure: Regenerated. 2013-01-07 H.J. Lu * options.h (General_options): Add -fuse-ld= for GCC linker option compatibility. 2013-01-04 Cary Coutant * configure.ac: Fix typo restoring CXXFLAGS. * configure: Regenerate. 2013-01-04 Cary Coutant * testsuite/Makefile.am (CXXLINK_S): New macro. (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S. * testsuite/Makefile.in: Regenerate. 2013-01-02 H.J. Lu * version.cc (print_version): Update copyright year to 2013. 2012-12-20 Ian Lance Taylor * layout.cc (Layout::special_ordering_of_input_section): New function. (Layout::layout): If input section requires special ordering, must sort input sections. (Layout::make_output_section): May sort .text input sections. (Layout::is_section_name_prefix_grouped): Remove. * layout.h (class Layout): Declare special_ordering_of_input_section. Don't declare is_section_name_prefix_grouped. * output.cc (Output_section::add_input_section): Revert last change. (Output_section::Input_section_sort::match_file_name): Don't crash if called on output section data. (Output_section::Input_section_sort_compare): Sort based on special ordering. (Output_section::Input_section_sort_section_order_index_compare): Revert last patch. (Output_section::sort_attached_input_sections): Likewise. 2012-12-18 Sriraman Tallam * layout.cc (Layout::is_section_name_prefix_grouped): New function. * layout.h (Layout::is_section_name_prefix_grouped): New function. * output.cc (Output_section::add_input_section): Check if section name contains special prefix. Keep input sections to sort such sections. (Output_section::Input_section_sort_section_order_index_compare ::operator()): Group sections according to prefixes. (Output_section::sort_attached_input_sections): Add condition to Input_section_entry constructor call. * testsuite/Makefile.am (text_section_grouping): New test. * testsuite/Makefile.in: Regenerate. * testsuite/text_section_grouping.cc: New file. * testsuite/text_section_grouping.sh: New file. 2012-12-17 Nick Clifton * Makefile.am: Add copyright notice. * NEWS: Likewise. * README: Likewise. * configure.ac: Likewise. * ftruncate.c: Likewise. * Makefile.in: Regenerate. 2012-12-14 Cary Coutant * testsuite/Makefile.am (exception_separate_shared_12_test): Add --no-as-needed flag. (exception_separate_shared_12_test): Likewise. (incremental_copy_test): Likewise. * testsuite/Makefile.in: Regenerate. 2012-12-14 Cary Coutant * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs. (Dwp_output_file::Dwp_index::enter_set): Add assert. 2012-12-12 Alan Modra * powerpc.cc (class Track_tls): New. (class Relocate, class Scan): Inherit Track_tls. (Target_powerpc::Scan::local, global): Track tls optimization and avoid creating plt entry for __tls_get_addr if all uses are optimized away. (Target_powerpc::Relocate::relocate): Update to use Track_tls. 2012-12-12 Alan Modra * options.h (General_options): Add --toc-sort/--no-toc-sort. Replace no_toc_optimize with toc_optimize. * output.h (Output_section::input_sections): Provide non-const variant. * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_, set_has_small_toc_reloc, has_small_toc_reloc): New variable and accessors. (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc. (class Sort_toc_sections): New. (Target_powerpc::do_finalize_sections): Sort toc sections. (Target_powerpc::Relocate::relocate): Update toc_optimize test. 2012-12-10 Roland McGrath * testsuite/binary_unittest.cc (read_all): New function. (Sized_binary_test): Use it instead of ::read. * fileread.cc (do_read): Don't assume pread always reads the whole amount in a single call. 2012-12-10 Alan Modra * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc): Set EM_PPC64 or EM_PPC here. (Target_selector_powerpc::do_recognize): Delete. 2012-12-10 Alan Modra * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and stub_table_. (Target_powerpc::Branch_info::make_stub): Don't omit addend. 2012-12-07 Roland McGrath * testsuite/binary_unittest.cc (Sized_binary_test): Use open_descriptor rather than ::open. 2012-12-07 Alan Modra * powerpc.cc (Stub_table::do_write): Delete redundant Address typedef and invalid_address constant. (Output_data_glink, Stub_table, Target_powerpc): Explicitly instantiate constants. 2012-12-06 Roland McGrath * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS. Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL. * aclocal.m4: Regenerate. * configure: Regenerate. * Makefile.in: Regenerate. * testsuite/Makefile.in: Regenerate. 2012-12-07 Alan Modra * options.h (General_options): Add no_toc_optimize. * powerpc.cc (ok_lo_toc_insn): New function. (Target_powerpc::Relocate::relocate): Optimize toc access sequences. 2012-12-06 Alan Modra * options.h (General_options): Add plt_align, plt_static_chain, plt_thread_safe. Update stub_group_size help text. * powerpc.cc (Target_powerpc::plt_thread_safe): New access function for new plt_thread_safe_ var. (use_plt_offset): Correct comments. (Target_powerpc::do_relax): Look for thread creation symbols to determine default plt_thread_safe value. Clear plt call stubs as well as branch stubs each iteration. (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New insn constants. (l, hi, ha, write_insn): Move earlier. (Stub_table): Delete prev_size, add last_plt_size and last_branch_size. (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear plt stubs too. (Stub_table::update_size): Adjust. (Stub_table::prev_size, set_prev_size): Delete. (Stub_table::stub_align): Let --plt-align affect result. (Stub_table::plt_call_size): Calculate sizes for various stubs. (Stub_table::branch_stub_size): Use last_plt_size in address calc. (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size. (Stub_table::do_write): Support more stub variants. 2012-12-04 Alan Modra * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete. (Target_powerpc::do_define_standard_symbols): New function. 2012-12-03 Alan Modra * output.h: Formatting, whitespace. 2012-12-03 Alan Modra * layout.h (Layout::get_executable_sections): Declare. * layout.cc (Layout::get_executable_sections): New function. * arm.cc (Target_arm::group_sections): Use it. (Arm_output_section::group_sections): Delete now redundant test. * output.cc (Output_reloc::Output_reloc): Add is_relative. param to handle relative relocs. * output.h (Output_reloc::Output_reloc ): Likewise. (Output_data_reloc::add_absolute): Adjust. (Output_data_reloc::add_relative): New function. (Output_data::reset_data_size): New function. (Output_relaxed_input_section::set_relobj, set_shndx): New functions. (Output_section::set_addralign): New function. (Output_section::checkpoint_set_addralign): New function. (Output_section::clear_section_offsets_need_adjustment): New function. (Output_section::input_sections): Make public. * powerpc.cc (class Output_data_brlt_powerpc): New. (class Stub_table, class Stub_control): New. (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch, stub_table_, set_stub_table, stub_table): New vectors and accessor functions. (Target_powerpc::do_may_relax, do_relax, push_branch, new_stub_table, stub_tables, brlt_section, group_sections, add_branch_lookup_table, find_branch_lookup_table, write_branch_lookup_table, make_brlt_section): New functions. (Target_powerpc::struct Sort_sections, class Branch_info): New. (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_, branch_info_): New vars. (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't make call stubs here. (Output_data_glink): Remove all call stub handling from this class. (Target_powerpc::Scan::local, global): Save interesting branch relocs and relocs for ifunc. Adjust calls to plt entry functions. (Target_powerpc::do_finalize_sections): Only make reg save/restore functions on final link. (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs. Handle long branch destinations too. (Target_powerpc::do_dynsym_value, do_plt_address_for_global, do_plt_address_for_local): Adjust lookup of plt call stubs. 2012-11-30 Alan Modra * powerpc.c (Target_powerpc::Scan::global): Don't emit relative relocs against protected symbols when building 32-bit shared libs. 2012-11-30 Alan Modra * powerpc.cc (Target_powerpc::make_plt_section): Add symtab param. Call got_section() to make .got. Update all callers and their callers and so on. 2012-11-30 Alan Modra * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK. (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_ value if it already exists. 2012-11-19 H.J. Lu PR gold/14858 * x86_64.cc (Relocate::tls_ld_to_le): Support x32. 2012-11-14 Roland McGrath * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather than bfc instruction for data sandboxing. 2012-11-08 Alan Modra * po/POTFILES.in: Regenerate. 2012-11-05 Alan Modra * configure.ac: Apply 2012-09-10 change to config.in here. * configure: Regenerate. 2012-11-05 Alan Modra * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef. (struct Opd_ent): Use "Address" rather than "Offset". (Output_data_got_powerpc::got_base_offset): Return Valtype. (Target_powerpc::got_section): Make public. (Target_powerpc::scan_relocs): Move code setting symbols.. (Powerpc_relobj::do_scan_relocs): ..to here, new function. Create _SDA_BASE_ only when referenced. 2012-11-02 Roland McGrath * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename from last change. 2012-11-01 Roland McGrath * target.h (Sized_target::relocate_relocs): Use Elf_Off for offset_in_output_section parameter. (Sized_target::relocate_special_relocatable): Likewise. * arm.cc (Target_arm::relocate_relocs): Likewise. (Target_arm::relocate_special_relocatable): Likewise. * i386.cc (Target_i386::relocate_relocs): Likewise. * powerpc.cc (Target_powerpc::relocate_relocs): Likewise. * sparc.cc (Target_sparc::relocate_relocs): Likewise. * target-reloc.h (relocate_relocs): Likewise. * testsuite/testfile.cc (Target_test): Likewise. * tilegx.cc (Target_tilegx::relocate_relocs): Likewise. * x86_64.cc (Target_x86_64::relocate_relocs): Likewise. * system.h: Move inclusion of to after in [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section. * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the parameter, which is unused in the [!F_SETFD] case. * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast SYMNDX to off_t before comparing it to this->data_size(). * output.cc (Output_symtab_xindex::endian_do_write): Likewise. * incremental.cc (Output_section_incremental_inputs::do_write): Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE. * nacl.cc: Include "libiberty.h" for vasprintf declaration. 2012-10-30 Steve McIntyre * gold.cc (Target_arm::do_adjust_elf_header): Add the hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC in EABI_VER5. 2012-10-29 Cary Coutant * dwp.cc (usage): Add file and exit status parameters; add --help and --version options. (print_version): New function. (main): Add --help and --version options. 2012-10-25 H.J. Lu * testsuite/Makefile.am (MOSTLYCLEANFILES): Add final_layout_sequence.txt. * testsuite/Makefile.in: Regenerated. 2012-10-25 H.J. Lu * testsuite/Makefile.am (COMPILE1): New variable. Renamed from COMPILE generated by automake. (LINK1): Likewise. (CXXCOMPILE1): Likewise. (CXXLINK1): Likewise. (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1. (LINK): Likewise. (CXXCOMPILE): Likewise. (CXXLINK): Likewise. * testsuite/Makefile.in: Regenerated. 2012-10-25 H.J. Lu * dwp.cc (Dwo_file::record_target_info): Issue a fatal error on bad fwrite return. 2012-10-25 H.J. Lu * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type on val. 2012-10-23 Cary Coutant * testsuite/Makefile.am (TEST_OBJCOPY): New macro. * testsuite/Makefile.in: Regenerate. * testsuite/dwp_test.h: New source file. * testsuite/dwp_test_1.cc: New source file. * testsuite/dwp_test_1.s: New source file. * testsuite/dwp_test_1.sh: New source file. * testsuite/dwp_test_1b.cc: New source file. * testsuite/dwp_test_1b.s: New source file. * testsuite/dwp_test_2.cc: New source file. * testsuite/dwp_test_2.s: New source file. * testsuite/dwp_test_2.sh: New source file. * testsuite/dwp_test_main.cc: New source file. * testsuite/dwp_test_main.s: New source file. 2012-10-23 Cary Coutant * dwp.h: New header file. * dwp.cc: New source file. * gold.h: Move shared declarations to system.h. * system.h: New header file. * Makefile.am: Add dwp. * Makefile.in: Regenerate. 2012-10-23 Cary Coutant * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call Dwarf_info_reader::read_from_pointer. (Dwarf_pubnames_table::read_header): Likewise. (Dwarf_pubnames_table::next_name): Likewise. (Dwarf_die::read_attributes): Likewise. (Dwarf_die::skip_attributes): Likewise. (Dwarf_info_reader::read_from_pointer): New function template. * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_. (Dwarf_pubnames_table): Likewise. (Dwarf_info_reader::read_from_pointer): New function template. * gdb-index.cc (Gdb_index_info_reader): Adjust call to Dwarf_pubnames_table ctor. 2012-10-23 Cary Coutant * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored abbrev_shndx. * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize abbrev_shndx_. (Dwarf_info_reader::set_abbrev_shndx): New method. (Dwarf_info_reader::abbrev_shndx_): New data member. 2012-10-23 Cary Coutant * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness from object, not parameters. (Dwarf_info_reader::parse): Likewise. * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods. (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods. (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New methods. 2012-10-23 Cary Coutant * fileread.cc (Input_file::Input_file): New constructor. * fileread.h (class Input_file): Add new constructor. 2012-10-18 Alan Modra PR gold/14727 * object.cc (Relobj::is_section_name_included): Also match .sdata personality section. 2012-10-18 Alan Modra * target-reloc.h (class Default_comdat_behavior): New, package up.. (get_comdat_behaviour): ..this. (relocate_section): Add Relocate_comdat_behavior template arg, adjust code to suit. * arm.cc (Target_arm::relocate_section): Adjust to suit. (Target_arm::scan_reloc_section): Likewise. * i386.cc (Target_i386::relocate_section): Likewise. * sparc.cc (Target_sparc::relocate_section): Likewise. * tilegx.cc (Target_tilegx::relocate_section): Likewise. * x86_64.cc (Target_x86_64::relocate_section): Likewise. * powerpc.cc (class Relocate_comdat_behavior): New. (Target_powerpc::relocate_section): Don't zap opd relocs. Supply gold::relocate_section with new template arg. 2012-10-18 Alan Modra * powerpc.cc (Target_powerpc::Scan::local, global): Always emit dynamic relocs for GOT_TPREL got entries, without symbol if resolving locally. (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects. (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early. (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned. 2012-10-17 Alan Modra PR gold/14726 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini. 2012-10-16 Sriraman Tallam * layout.cc (Layout::include_section): Keep sections marked SHF_EXCLUDE when doing relocatable links. 2012-10-16 Alan Modra * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func. (Target_powerpc::do_finalize_sections): Call it. (Output_data_save_res): New class and supporting functions. (Target_powerpc::symval_for_branch): Only look up .opd entry for normal symbols defined in object files. 2012-10-12 Alan Modra * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New. (struct Opd_ent): Make "discard" a bit field. Add "gc_mark". (Target_powerpc::do_gc_mark_symbol): Delay marking function code section if scan_opd_relocs not yet called. (Target_powerpc::gc_process_relocs): Call process_gc_mark. 2012-10-12 Alan Modra * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry, add_local_ifunc_entry): Revert last change. (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise. 2012-10-05 Alan Modra * powerpc.cc (Target_powerpc::do_plt_address_for_local, do_plt_address_for_global): New functions. (Output_data_got_powerpc::do_write): Don't segfault when linking statically. (Output_data_plt_powerpc::add_entry, add_ifunc_entry, add_local_ifunc_entry): Return true on adding entry.. (Target_powerpc::make_plt_entry): ..use to avoid unnecessary glink->add_entry call. Remove unused symtab param. Adjust calls. (Target_powerpc::make_local_ifunc_plt_entry): Likewise. (Target_powerpc::make_iplt_section): Remove symtab param. Don't set up symbols here. (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt syms here. Do so even when no .iplt. Don't segfault when linking statically. (Output_data_glink::add_entry, find_entry): Rearrange params. Add new variants without reloc param. (Glink_sym_ent::Glink_sym_ent): Likewise. (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any reloc when refs will resolve to plt call stub. (Target_powerpc::Scan::local): Correct ifunc handling. Allow R_PPC_PLTREL24 to resolve locally. (Target_powerpc::Scan::global): Correct ifunc handling. (Target_powerpc::Relocate::relocate): Correct local sym glink lookup. Don't destroy "value" when we have a plt call stub, and when checking plt call validity. (Target_powerpc::do_dynsym_value): Simplify. 2012-10-05 Alan Modra * i386.cc (Output_data_plt_i386::address_for_global, address_for_local): Add plt offset to returned value. Adjust uses. * sparc.cc (Output_data_plt_sparc::address_for_global, address_for_local): Likewise. * tilegx.cc (Output_data_plt_tilegx::address_for_global, address_for_local): Likewise. * x86_64.cc (Output_data_plt_x86_64::address_for_global, address_for_local): Likewise. * target.h (Target::plt_address_for_global, plt_address_for_local): Update comment. * output.cc (Output_reloc::symbol_value): Don't add plt offset here. (Output_data_got::Got_entry::write): Nor here. * output.h: Comment fix. 2012-10-02 Jiong Wang * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust global_offset_table_ value for larget got. (Target_tilegx::Relocate::relocate): Handle adjusted got value. 2012-09-29 Alan Modra * powerpc.cc (Target_powerpc::iplt_): New output section. (Target_powerpc::iplt_section, make_iplt_section, reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions. (Target_powerpc::make_plt_entry): Handle ifunc syms. Target_powerpc::plt_entry_count): Count iplt entries too. (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create reloc section in constructor. New params. (Target_powerpc::make_plt_section): Create reloc section here instead. (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New functions. (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars. (Output_data_glink::add_entry, find_entry): New functions to deal with local syms. (Glink_sym_ent): Add support for local syms. (Output_data_glink::do_write): Handle ifunc plt entries. (Target_powerpc::Scan::get_reference_flags): Handle more relocs. (Target_powerpc::Scan::local, global): Handle ifunc syms. (Target_powerpc::Relocate::relocate): Likewise. (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry. 2012-09-25 Alan Modra * object.h (Sized_relobj_file::adjust_local_symbol, do_adjust_local_symbol): New functions. * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above. * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function. (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs and irregular opd entry spacing. (Powerpc_relobj::do_read_relocs): Add opd size checks. (Global_symbol_visitor_opd): New functor. (Target_powerpc::do_finalize_sections): Omit global symbols defined on deleted opd entries. 2012-09-15 Jiong Wang * tilegx.cc: New file. * Makefile.am (TARGETSOURCES): Add tilegx.cc (ALL_TARGETOBJS): Add tilegx.$(OBJEXT) * configure.tgt: Add entries for tilegx*. * configure.ac: Likewise. * Makefile.in: Rebuild. * configure: Likewise. * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle tilegx. 2012-09-13 Alan Modra * target-reloc.h (scan_relocs): Call scan.local for relocs against symbols in discarded sections. Pass is_discarded param. * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local): Add is_discarded param. * powerpc (Target_powerpc::Scan::local): Likewise. Use is_discarded to flag opd entry as discarded. Don't emit dyn relocs on such entries. (Target_powerpc::Scan::global): Similarly detect and handle such opd entries. (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with opd_ent_. Update all uses. (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions. (Target_powerpc::relocate_section): Zero out discarded opd entry relocs. 2012-09-12 Ian Lance Taylor PR gold/14570 * output.cc: Rename Output_data_got template parameter from size to got_size for all functions. Compile all variants of Output_data_got. (Output_data_got::Got_entry::write): Correct use of size for symbol value. Use local_is_tls rather than casting to Sized_relobj_file. * object.h (class Object): Add local_is_tls and do_local_is_tls. (class Sized_relobj_file): Add do_local_is_tls. * incremental.h (class Sized_relobj_incr): Add do_local_is_tls. 2012-09-11 Alan Modra PR gold/14566 * layout.cc (Layout::set_segment_offsets): When using common-page-size alignment, ensure we are on a new max-page-size page. * output.cc (Output_segment::set_section_addresses): Use abi_pagesize, not common_pagesize for relro boundary. (Output_segment::set_offset): Likewise. 2012-09-11 Alan Modra * output.h (Output_data_got::add_global_tls, add_local_tls, add_local_tls_pair): New functions. (Output_data_got::add_local_pair_with_rel): Remove second reloc param. Expand comment. (Output_data_got::Got_entry): Rename use_plt_offset_ to use_plt_or_tls_offset_, similarly for constructor param. (Output_data_got::Got_entry::write): Add got_index param. * output.cc (Output_data_got::add_global_tls, add_local_tls, add_local_tls_pair): New functions. (Output_data_got::Got_entry::write): Handle tls symbols with use_plt_or_tls_offset_ set specially. (Output_data_got::add_local_pair_with_rel): Only one reloc. (Output_data_got::do_write): Replace iterator with index, pass index to entry write function. * target.h (Target::tls_offset_for_local, tls_offset_for_global, do_tls_offset_for_local, do_tls_offset_for_global): New functions. * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel call. * i386.cc (Target_i386::Scan::local): Likewise. * sparc.cc (Target_sparc::Scan::local): Likewise. * x86_64.cc (Target_x86_64::Scan::local): Likewise. * powerpc.cc (Target_powerpc::do_tls_offset_for_local, do_tls_offset_for_global): New functions. (Target_powerpc::Scan::local): Correct TLS relocations and got entry values. (Target_powerpc::Scan::global): Don't emit unnecessary dynamic relocations on TLS GOT entries. 2012-09-10 Matthias Klose * config.in: Disable sanity check for kfreebsd. 2012-09-10 Sterling Augustine * gdb-index.cc (Gdb_index::pubnames_read): New parameter. (Gdb_index::pubtypes_read): New parameter. (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters to calls. * gdb-index.h (Gdb_index): New fields pubnames_object_ and pubtypes_object_. 2012-09-09 Alan Modra * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions. (Sized_target::gc_add_reference, do_gc_add_reference): New functions. * gc.h (gc_process_relocs): Call target gc_add_reference. * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym. * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol. (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove unnecessary cast. * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters to cater for when we don't need code offset. Update use. (Powerpc_relobj::access_from_map_, opd_valid_): New vars. (Powerpc_relobj::access_from_map, add_reference, opd_valid, set_opd_valid): New functions. (Target_powerpc::do_gc_add_reference): New function. (Target_powerpc::gc_process_relocs): Call gc()->add_reference on stashed refs. (Target_powerpc::do_gc_mark_symbol): New function. 2012-09-06 Cary Coutant * dwarf_reader.cc (Dwarf_die::read_attributes): Add DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index. (Dwarf_die::skip_attributes): Likewise. * object.cc (Read_symbols_data::~Read_symbols_data): Update comment. * testsuite/gdb_index_test.cc (inline_func_1): New function. (main): Call it. * testsuite/gdb_index_test_comm.sh: Check index for inline function. 2012-09-05 H.J. Lu * testsuite/script_test_3.t: Add .got.plt output section statement. * testsuite/script_test_4.t: Likewise. 2012-09-05 Alan Modra * powerpc.cc (Powerpc_relocate_functions): Upcase enum values, update all uses and lose "enum" when using type. 2012-09-05 Alan Modra * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc. * configure: Regenerate. * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm. (plugin_final_layout.stdout): Likewise. (memory_test): Set page sizes to 0x1000. * testsuite/Makefile.in: Regenerate. * testsuite/discard_locals_test.sh: Add FIXME comment. * testsuite/justsyms_exec.c: Disable function test for powerpc64. * testsuite/pr14265.t: Add .got output section statement. * testsuite/script_test_2.t: Likewise. * testsuite/script_test_3.t: Likewise. * testsuite/script_test_4.t: Likewise. * testsuite/script_test_5.t: Likewise. * testsuite/script_test_6.t: Likewise. * testsuite/script_test_7.t: Likewise. * testsuite/script_test_9.t: Likewise. 2012-09-05 Alan Modra * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const. (Powerpc_relocate_functions::Status): New typedef. (Target_powerpc::Scan::get_reference_flags): Handle more relocs. (Target_powerpc::Scan::local): Handle REL64. (Target_powerpc::Scan::global): Likewise, and dynamic relocs for REL32 and REL64. (Target_powerpc::symval_for_branch): New function, extracted from.. (Target_powerpc::Relocate::relocate): ..here. Correct plt call checks. Report overflow errors. 2012-09-05 Alan Modra * object.h (Sized_relobj_file::emit_relocs): Delete. (Sized_relobj_file::emit_relocs_reltype): Delete. * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target relocate_relocs for --emit-relocs. (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete. * output.h: Update comment. (Output_segment::first_section): New function. (Output_segment::first_section_load_address): Use first_section. * output.cc (Output_segment::first_section): New function extracted.. (Output_segment::first_section_load_address): ..from here. Delete. * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs. * target.h (Sized_target::relocate_for_relocatable): Likewise. * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and adjust call to target.h function. * i386.cc (Target_i386): Likewise. * sparc.cc (Target_sparc): Likewise. * x86_64.cc (Target_x86_64): Likewise. * powerpc.cc (Target_powerpc): Likewise. (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure first tls section has section symbol for optimised local dynamic output relocs. (Target_powerpc::Relocate::relocate): Correct local dynamic value. (Target_powerpc::relocate_relocs): Adjust relocs emitted for optimised tls code. * testsuite/testfile.cc (Target_test::relocate_for_relocatable): Rename to relocate_relocs. Update error message. 2012-09-04 Andreas Schwab * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with --just-symbols. 2012-08-31 Alan Modra * powerpc.cc (Powerpc_relobj): Add and use Address typedef. (Powerpc_relobj::toc_base_offset): New stub function. (Target_powerpc): Add tp_offset, dtp_offset. Rename got_mod_index_offset to tlsld_got_offset. Update all refs. (Target_powerpc::Relocate::enum skip_tls): New. (Target_powerpc::call_tls_get_addr_): New var. (Target_powerpc::is_branch_reloc): Move to file scope. (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete. (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie): New functions. (Target_powerpc::enum Got_type): Delete old values, add new ones. (powerpc_info): Correct common_pagesize for ppc64. (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions. (Powerpc_relocate_functions): Add overflow check enums and functions. Add non-shift version of rela, rela_ua. Delete all rel public functions. Delete addr16_lo. Add addr64, addr64_u, addr32, addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3, addr16_ha3, addr14 functions. (Output_data_got_powerpc::add_constant_pair): New function. (Output_data_got_powerpc::got_base_offset): Likewise. (Output_data_got_powerpc::do_write): Correct 64-bit got header. (instruction constants): Sort, add some more. (Output_data_glink::do_write): Add and use Address typedef. Use object->toc_base_offset() stub for 64-bit. (Target_powerpc::tlsld_got_offset): Use add_constant_pair. (Target_powerpc::Scan::get_reference_flags): Handle more relocs. (Target_powerpc::Scan::local, global): Emit relative dynamic reloc for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS. Always treat .opd relocs as against locally defined symbol. Correct condition for RELATIVE relocs. (Target_powerpc::do_finalize_sections): Test for NULL sections. (Target_powerpc::Relocate::relocate): Use plt call stub as value for 32-bit syms with a plt entry. Correct ppc64 toc base calculations. Handle TLS relocs, and more. Add overflow checking and adjust for Powerpc_relocate_functions changes. (Target_powerpc::relocate_for_relocatable): Handle zero r_sym. Reinstate --emit-relocs code with FIXME. 2012-08-30 Alan Modra * layout.cc (Layout::set_segment_offsets): Set p_align to abi_pagesize, not common_pagesize. (Layout::relaxation_loop_body): Similarly use abi_pagesize to determine whether file header can go in segment. 2012-08-30 Alan Modra * output.h (Output_reloc::Output_reloc ): Add is_relative param. Adjust calls. (Output_reloc::add_output_section_relative): New functions. * output.cc (Output_reloc::Output_reloc ): Handle is_relative. (Output_reloc::symbol_value): Handle SECTION_CODE. 2012-08-24 Sriraman Tallam * gold.cc (queue_middle_tasks): Call layout again when unique segments for sections is desired. * layout.cc (Layout::Layout): Initialize new members. (Layout::get_output_section_flags): New function. (Layout::choose_output_section): Call get_output_section_flags. (Layout::layout): Make output section for mapping to a unique segment. (Layout::insert_section_segment_map): New function. (Layout::attach_allocated_section_to_segment): Make unique segment for output sections marked so. (Layout::segment_precedes): Check for unique segments when sorting. * layout.h (Layout::Unique_segment_info): New struct. (Layout::Section_segment_map): New typedef. (Layout::insert_section_segment_map): New function. (Layout::get_output_section_flags): New function. (Layout::is_unique_segment_for_sections_specified): New function. (Layout::set_unique_segment_for_sections_specified): New function. (Layout::unique_segment_for_sections_specified_): New member. (Layout::section_segment_map_): New member. * object.cc (Sized_relobj_file::do_layout): Rename is_gc_pass_one to is_pass_one. Rename is_gc_pass_two to is_pass_two. Rename is_gc_or_icf to is_two_pass. Check for which pass based on whether symbols data is present. Make it two pass when unique segments for sections is desired. * output.cc (Output_section::Output_section): Initialize new members. * output.h (Output_section::is_unique_segment): New function. (Output_section::set_is_unique_segment): New function. (Output_section::is_unique_segment_): New member. (Output_section::extra_segment_flags): New function. (Output_section::set_extra_segment_flags): New function. (Output_section::extra_segment_flags_): New member. (Output_section::segment_alignment): New function. (Output_section::set_segment_alignment): New function. (Output_section::segment_alignment_): New member. (Output_segment::Output_segment): Initialize is_unique_segment_. (Output_segment::is_unique_segment): New function. (Output_segment::set_is_unique_segment): New function. (Output_segment::is_unique_segment_): New member. * plugin.cc (allow_unique_segment_for_sections): New function. (unique_segment_for_sections): New function. (Plugin::load): Add new functions to transfer vector. * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output. * Makefile.in: Regenerate. * testsuite/plugin_final_layout.sh: Check if unique segment functionality works. * testsuite/plugin_section_order.c (onload): Check if new interfaces are available. (allow_unique_segment_for_sections): New global. (unique_segment_for_sections): New global. (claim_file_hook): Call allow_unique_segment_for_sections. (all_symbols_read_hook): Call unique_segment_for_sections. 2012-08-22 Cary Coutant * layout.cc (Layout::include_section): Don't assert on GROUP sections with --emit-relocs. 2012-08-21 Cary Coutant * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert if --export-dynamic-symbol names an undef symbol. 2012-08-18 Alan Modra * powerpc.cc: Formatting and white space. (Powerpc_relobj): Rename got2_section_ to special_. Add opd_ent_shndx_ and opd_ent_off_ vectors. (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent, scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions. (Target_powerpc): Add Address typedef and invalid_address. Use throughout. (Target_powerpc::is_branch_reloc): New function. (Powerpc_relocate_functions): Add Address typedef, use throughout. (Powerpc_relocate_functions:rela, rela_ua): Correct type used for dst_mask, value and addend. (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit. (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants. (Output_data_glink::do_write): Correct toc base. Don't try to use uint16_t for 24-bit offset. Use get_output_section_offset and check return. (Target_powerpc::Scan::local): Handle more relocs. (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK. (Target_powerpc::Relocate::relocate): Correct toc base calculation. Plug in toc restoring insn after plt calls. Translate branches to function descriptor symbols to corresponding entry point. (Target_powerpc::relocate_for_relocatable): Check return from get_output_section_offset. * symtab.h: Comment typo. 2012-08-14 Ian Lance Taylor * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to unsupported_relocal_local to call unsupported_reloc_global. 2012-08-14 Nick Clifton PR ld/14265 * script-sections.cc (Sections_element::output_section_name): Add keep return parameter. (Output_section_element::match_name): Add keep return parameter. Return the value of the keep_ member. * script-sections.h (class Output_section): Update output_section_name prototype. * layout.cc (Layout::keep_input_section): New public member function. (Layout::choose_output_section): Pass keep parameter to output_section_name. * layout.h (class Layout): Add keep_input_section. * object.cc (Sized_relobj_file::do_layout): Check for kept input sections. * testsuite/Makefile.am: Add a test. * testsuite/Makefile.in: Regenerate. * testsuite/pr14265.c: Source file for the test. * testsuite/pr14265.t: Linker script for the test. * testsuite/pr14265.sh: Shell script for the test. 2012-08-14 Alan Modra * target.h (Target::output_section_name): New function. (Target::do_output_section_name): New function. * layout.cc (Layout::choose_output_section): Call the above. * powerpc.cc (Target_powerpc::do_output_section_name): New function. 2012-08-14 Alan Modra * powerpc.cc: Update for renamed R_PPC_REL16 relocs. (Output_data_got_powerpc::do_write): Don't rely on base class lookup for replace_constant call. (Output_data_plt_powerpc::do_print_to_mapfile): New function. (Output_data_glink::do_print_to_mapfile): New function. (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE. (Target_powerpc::Relocate::relocate): Likewise. 2012-08-14 Alan Modra * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete. (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx. (Output_data_glink::add_entry,find_entry): Remove shndx param. (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove all references to shndx_. Handle special case for R_PPC_PLTREL24 here. (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash. (Output_data_glink::do_write): Retrieve got2_shdnx from object. (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24 here. (Target_powerpc::Scan::global): Nor on make_plt_entry call. (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call. 2012-08-12 Alan Modra * powerpc.cc: Whitespace fixes. Wrap overly long lines. (glink insn constants): Use uint32_t. (Output_data_glink::add_entry): Use insert, not [] operator. 2012-08-11 Alan Modra * object.h (Sized_relobj_file::find_shdr): New function. (Sized_relobj_file::find_special_sections): New function. * object.cc (Sized_relobj_file::find_shdr): New function. (Sized_relobj_file::find_eh_frame): Use find_shdr. (Sized_relobj_file::find_special_sections): New function, split out.. (Sized_relobj_file::do_read_symbols): ..from here. * output.h (Output_data_got::replace_constant): New function. (Output_data_got::num_entries): New function. (Output_data_got::last_got_offset,set_got_size): Use num_entries. (Output_data_got::got_offset): Protected rather than private. (Output_data_got::replace_got_entry): New function. * output.cc (Output_data_got::replace_got_entry): New function. * powerpc.cc (class Powerpc_relobj): New. (class Powerpc_relocate_functions): Delete all psymval variants or convert to value,addend type. Delete pcrela, pcrela_unaligned. Implement _ha functions using corresponding _hi function. (Powerpc_relobj::find_special_sections): New function. (Target_powerpc::do_make_elf_object): New function. (class Output_data_got_powerpc): New. (class Output_data_glink): New. (class Powerpc_scan_relocatable_reloc): New. Many more changes througout file. 2012-08-09 Nick Clifton * po/vi.po: Updated Vietnamese translation. 2012-08-07 Ian Lance Taylor * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for plt_rel. 2012-07-30 Nick Clifton * po/gold.pot: Updated template. * po/es.po: Updated Spanish translation. 2012-07-18 Cary Coutant PR gold/14344 * configure.ac: Add check for -gpubnames support. * configure: Regenerate. * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames support; force -gno-pubnames. (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames support. (gdb_index_test_4): New test. * testsuite/Makefile.in: Regenerate. * testsuite/gdb_index_test_1.sh: Refactor code into common file. * testsuite/gdb_index_test_2.sh: Likewise. * testsuite/gdb_index_test_3.sh: Don't look for space after colon. * testsuite/gdb_index_test_4.sh: New script. * testsuite/gdb_index_test_comm.sh: New script with common code; don't look for space after colon. 2012-07-16 Sriraman Tallam * gold.cc (queue_middle_tasks): Update function order only after deferred objects due to plugins are processed. 2012-07-11 Ian Lance Taylor * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef. (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise. (Target_arm::scan_reloc_for_stub): Likewise. * common.cc (Symbol_table::do_allocate_commons_list): Likewise. * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise. * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise. * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise. * powerpc.cc (Target_powerpc::relocate_tls): Likewise. 2012-07-10 Dodji Seketeli Ian Lance Taylor PR gold/14309 * configure.ac: Test whether std::tr1::hash works. * gold.h: Add a specialization for std::tr1::hash if needed. * output.h (class Output_fill): Add virtual destructor. * configure, config.in: Rebuild. 2012-06-22 Roland McGrath * layout.cc (finalize): Define __ehdr_start symbol if applicable. 2012-06-12 Rafael Ávila de Espíndola * plugin.cc (Plugin::load): Handle position independent executables. 2012-06-06 Cary Coutant * layout.cc (gdb_sections): Remove ".debug_" prefixes, add .debug_macro. (lines_only_debug_sections): Likewise. (gdb_fast_lookup_sections): New static array. (is_gdb_debug_section): Rename formal parameter. (is_lines_only_debug_section): Likewise. (is_gdb_fast_lookup_section): New function. (Layout::include_section): Check for ".zdebug_" prefix; pass section name suffix to is_gdb_debug_section, et al.; check for fast-lookup sections when building .gdb_index. * options.h (--strip-debug-gdb): Update GDB version number. 2012-06-06 Cary Coutant * configure.ac: Add check for fallocate. * configure: Regenerate. * config.in: Regenerate. * options.h (class General_options): Add --mmap-output-file and --posix-fallocate options. * output.cc: (posix_fallocate): Remove; replace with... (gold_fallocate): New function. (Output_file::map_no_anonymous): Call gold_fallocate. (Output_file::map): Check --mmap-output-file option. 2012-06-05 Jing Yu * gold.h (textdomain): Add do {} to empty while(0). (bindtextdomain): Likewise. 2012-06-04 Cary Coutant * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call has_dynsym_index. 2012-05-25 Sriraman Tallam * symtab.cc (Symbol_table::define_special_symbol): Initialize *poldsym to prevent uninitialized variable errors. 2012-05-23 Cary Coutant * layout.cc (Layout::section_name_mapping): Add rules to handle exact match on .data.rel.ro.local or .data.rel.ro. (Layout::output_section_name): Check for exact matches. 2012-05-23 Cary Coutant * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.* more carefully. 2012-05-22 Cary Coutant * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable object before exporting symbol. 2012-05-21 H.J. Lu * testsuite/tls_test.cc: Include "config.h" first. * testsuite/tls_test_c.c: Likewise. 2012-05-17 Daniel Richard G. Nick Clifton PR 14072 * configure.in: Add check that sysdep.h has been included before any system header files. * configure: Regenerate. * config.in: Regenerate. 2012-05-14 Cary Coutant * layout.cc (Layout::make_output_section): Mark .tdata section as RELRO. * testsuite/relro_test.cc: Add a TLS variable. 2012-05-10 H.J. Lu PR gold/14091 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of R_X86_64_64. 2012-05-08 Cary Coutant * layout.cc (gdb_sections): Update GDB version, add .debug_addr. (lines_only_debug_sections): Likewise. 2012-05-02 Roland McGrath * nacl.cc: New file. * nacl.h: New file. * Makefile.am (CCFILES, HFILES): Add them. * Makefile.in: Regenerate. * i386.cc (Output_data_plt_i386_nacl): New class. (Output_data_plt_i386_nacl_exec): New class. (Output_data_plt_i386_nacl_dyn): New class. (Target_i386_nacl): New class. (Target_selector_i386_nacl): New class. (target_selector_i386): Use it instead of Target_selector_i386. * x86_64.cc (Output_data_plt_x86_64_nacl): New class. (Target_x86_64_nacl): New class. (Target_selector_x86_64_nacl): New class. (target_selector_x86_64, target_selector_x32): Use it instead of Target_selector_x86_64. * arm.cc (Output_data_plt_arm_nacl): New class. (Target_arm_nacl): New class. (Target_selector_arm_nacl): New class. (target_selector_arm, target_selector_armbe): Use it instead of Target_selector_arm. * target-select.cc (select_target): Take new Input_file* and off_t arguments, pass them on to recognize method of selector. * object.cc (make_elf_sized_object): Update caller. * parameters.cc (parameters_force_valid_target): Likewise. * incremental.cc (make_sized_incremental_binary): Likewise. * target-select.h: Update decl. (Target_selector::recognize): Take new Input_file* argument, pass it on to do_recognize. (Target_selector::do_recognize): Take new Input_file* argument. * freebsd.h (Target_selector_freebsd::do_recognize): Likewise. * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise. * sparc.cc (Target_selector_sparc::do_recognize): Likewise. * testsuite/testfile.cc (Target_selector::do_recognize): Likewise. * target.h (Target::Target_info): New members isolate_execinstr and rosegment_gap. (Target::isolate_execinstr, Target::rosegment_gap): New methods. * arm.cc (Target_arm::arm_info): Update initializer. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info): Likewise. * sparc.cc (Target_sparc::sparc_info): Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. * testsuite/testfile.cc (Target_test::test_target_info): Likewise. * layout.cc (Layout::attach_allocated_section_to_segment): Take new const Target* argument. If target->isolate_execinstr(), act like --rosegment. (Layout::find_first_load_seg): Take new const Target* argument; if target->isolate_execinstr(), reject PF_X segments. (Layout::relaxation_loop_body): Update caller. (Layout::set_segment_offsets): If target->isolate_execinstr(), reset file offset to zero when we hit LOAD_SEG, and then do a second loop over the segments before LOAD_SEG to reassign offsets after addresses have been determined. Handle target->rosegment_gap(). (Layout::attach_section_to_segment): Take new const Target* argument; pass it to attach_allocated_section_to_segment. (Layout::make_output_section): Update caller. (Layout::attach_sections_to_segments): Take new const Target* argument; pass it to attach_section_to_segment. * gold.cc (queue_middle_tasks): Update caller. * layout.h (Layout): Update method decls with new arguments. * arm.cc (Target_arm::Target_arm): Take optional argument for the Target_info pointer to use. (Target_arm::do_make_data_plt): New virtual method. (Target_arm::make_data_plt): New method that calls it. (Target_arm::make_plt_entry): Use it. (Output_data_plt_arm::Output_data_plt_arm): Take additional argument for the section alignment. (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual method. (Output_data_plt_arm::first_plt_entry_offset): Call it. (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual method. (Output_data_plt_arm::get_plt_entry_size): Call it. (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method. (Output_data_plt_arm::fill_plt_entry): New method that calls it. (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual method. (Output_data_plt_arm::fill_first_plt_entry): New method that calls it. (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size method instead of sizeof(plt_entry). (Output_data_plt_arm::add_entry): Likewise. Use first_plt_entry_offset method instead of sizeof(first_plt_entry). (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather than static method. (Target_arm::plt_entry_size): Likewise. (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry): Move to ... (Output_data_plt_arm_standard): ... here, new class. (Output_data_plt_arm::do_write): Move guts of PLT filling to... (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ... (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here. * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64): Take additional argument for the PLT entry size. (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Use get_plt_entry_size method rather than plt_entry_size variable. (Output_data_plt_x86_64::reserve_slot): Likewise. (Output_data_plt_x86_64::do_adjust_output_section): Likewise. (Output_data_plt_x86_64::add_entry): Likewise. (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise. (Output_data_plt_x86_64::address_for_global): Likewise. (Output_data_plt_x86_64::address_for_local): Likewise. (Output_data_plt_x86_64::set_final_data_size): Likewise. (Output_data_plt_x86_64::first_plt_entry_offset): Likewise. Make method non-static. (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual method. (Output_data_plt_x86_64::get_plt_entry_size): Just call that. (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method. (Output_data_plt_x86_64::add_eh_frame): New method to call it. (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract virtual method. (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it. (Output_data_plt_x86_64::do_fill_plt_entry): New abstract virtual method. (Output_data_plt_x86_64::fill_plt_entry): New method to call it. (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract virtual method. (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it. (Output_data_plt_x86_64::plt_entry_size) (Output_data_plt_x86_64::first_plt_entry) (Output_data_plt_x86_64::plt_entry) (Output_data_plt_x86_64::tlsdesc_plt_entry) (Output_data_plt_x86_64::plt_eh_frame_fde_size) (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ... (Output_data_plt_x86_64_standard): ... here, new class. (Target_x86_64::Target_x86_64): Take optional argument for the Target_info pointer to use. (Target_x86_64::do_make_data_plt): New virtual method. (Target_x86_64::make_data_plt): New method to call it. (Target_x86_64::init_got_plt_for_update): Use that. Call this->plt_->add_eh_frame method here. (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here. (Target_x86_64::first_plt_entry_offset): Call method on this->plt_ rather than static method. (Target_x86_64::plt_entry_size): Likewise. (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method rather than plt_entry_size variable. Move guts of PLT filling to... (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ... (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ... (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here. * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take additional argument for the section alignment. Don't do add_eh_frame_for_plt here. (Output_data_plt_i386::first_plt_entry_offset): Make the method non-static. Use get_plt_entry_size method rather than plt_entry_size variable. (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual method. (Output_data_plt_i386::get_plt_entry_size): Call it. (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method. (Output_data_plt_i386::add_eh_frame): New method to call it. (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual method. (Output_data_plt_i386::fill_first_plt_entry): New method to call it. (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual method. (Output_data_plt_i386::fill_plt_entry): New method to call it. (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size method instead of plt_entry_size. (Output_data_plt_i386::plt_entry_size) (Output_data_plt_i386::plt_eh_frame_fde_size) (Output_data_plt_i386::plt_eh_frame_fde): Move to ... (Output_data_plt_i386_standard): ... here, new class. (Output_data_plt_i386_exec): New class. (Output_data_plt_i386::exec_first_plt_entry): Move to ... (Output_data_plt_i386_exec::first_plt_entry): ... here. (Output_data_plt_i386::exec_plt_entry): Move to ... (Output_data_plt_i386_exec::plt_entry): ... here. (Output_data_plt_i386_dyn): New class. (Output_data_plt_i386::first_plt_entry): Move to ... (Output_data_plt_i386_dyn::first_plt_entry): ... here. (Output_data_plt_i386::dyn_plt_entry): Move to ... (Output_data_plt_i386_dyn::plt_entry): ... here. (Target_i386::Target_i386): Take optional argument for the Target_info pointer to use. (Target_i386::do_make_data_plt): New virtual method. (Target_i386::make_data_plt): New method to call it. (Target_i386::make_plt_section): Use that. Call this->plt_->add_eh_frame method here. (Output_data_plt_i386::add_entry): Use get_plt_entry_size method rather than plt_entry_size variable. (Output_data_plt_i386::add_local_ifunc_entry): Likewise. (Output_data_plt_i386::address_for_local): Likewise. (Output_data_plt_i386::do_write): Likewise. Move guts of PLT filling to... (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ... (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ... (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ... (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here. 2012-05-01 Cary Coutant * dwarf_reader.cc (Dwarf_die::read_attributes) (Dwarf_die::skip_attributes, Dwarf_die::int_attribute) (Dwarf_die::uint_attribute): Remove DW_FORM_null. * reduced_debug_output.cc (Output_reduced_debug_info_section::get_die_end): Remove DW_FORM_GNU_ref_index. Add default case. 2012-04-26 Mark Wielaard * dwarf_reader.cc (Dwarf_die::address_attribute): New function. * dwarf_reader.h (Dwarf_die::address_attribute): Likewise. * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle DW_AT_high_pc as offset from DW_AT_low_pc. * testsuite/Makefile.am (gdb_index_test_3.sh): New test case. * testsuite/Makefile.in: Regenerate. * testsuite/gdb_index_test_3.c: New test source file. * testsuite/gdb_index_test_3.sh: New test source file. 2012-04-25 Ian Lance Taylor * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const pointer. (Stub_addend_reader::operator()): Declare Arm_relocate_functions as a class, not a struct. (Target_arm::scan_span_for_cortex_a8_erratum): Likewise. (Target_arm::apply_cortex_a8_workaround): Likewise. * gc.h: Declare Reloc_types as a struct, not a class. * object.h: Declare Symbols_data as a struct. * reloc.h: Declare Read_relocs_data as a struct. * target.h: Declare Relocate_info as a struct. 2012-04-24 David S. Miller * sparc.cc (Target_sparc::Relocate::relax_call): New function. (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30 and R_SPARC_WPLT30. 2012-04-24 Cary Coutant * incremental-dump.cc (find_input_containing_global): Replace magic number with symbolic constant. (dump_incremental_inputs): Update version number. * incremental.cc (Output_section_incremental_inputs): Update version number; import symbolic constants from Incremental_inputs_reader. (Incremental_inputs::create_data_sections): Align relocations section correctly for 64-bit targets. (Output_section_incremental_inputs::set_final_data_size): Use symbolic constants; add padding. (Output_section_incremental_inputs::write_header): Add assert for header_size. (Output_section_incremental_inputs::write_input_files): Add assert for input_entry_size. (Output_section_incremental_inputs::write_info_blocks): Add padding; add assert for object_info_size, input_section_entry_size, global_sym_entry_size. * incremental.h (Incremental_inputs_reader): Add symbolic constants for data structure sizes; use them. (Incremental_input_entry_reader): Import symbolic constants from Incremental_inputs_reader; use them. 2012-04-23 David S. Miller * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_, and elf_flags_set_. (Target_sparc::Target_sparc): Initialize new fields. (Target_sparc::do_make_elf_object): New function. (Target_sparc::do_adjust_elf_header): New function. 2012-04-23 Cary Coutant * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing CU range table of gdb index. 2012-04-20 David S. Miller * target.cc (Sized_target::do_adjust_elf_header): Use big_endian instead of false. 2012-04-16 David S. Miller * sparc.cc (Target_sparc::got_address): New function. (Sparc_relocate_functions::gdop_hix22): New function. (Sparc_relocate_functions::gdop_lox10): New function. (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA relocs. (Target_sparc::Scan::local): Likewise if the global symbol is not preemptible and is not IFUNC. (Target_sparc::Relocate::relocate): Perform GOTDATA code transformations for local and non-preemptible non-IFUNC global symbols. * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when writing out 64-bit part of ranges. * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of -fpic and -fpie respectively. * Makefile.in: Regenerate. * sparc.cc (class Target_sparc): Add rela_ifunc_. (Target_sparc::Target_sparc): Initialize new field. (Target_sparc::do_plt_section_for_global): New function. (Target_sparc::do_plt_section_for_local): New function. (Target_sparc::reloc_needs_plt_for_ifunc): New function. (Target_sparc::make_plt_section): New function, broken out of make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt". (Target_sparc::make_plt_entry): Call make_plt_section. (Target_sparc::make_local_ifunc_plt_entry): New function. (Target_sparc::rela_ifunc_section): New function. (Target_sparc::plt_section): Remove const. (Output_data_plt_sparc): Update declarations. Define Global_ifunc and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_, and ifunc_count_ fields. (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields. (Output_data_plt_sparc::add_entry): Handle IFUNC symbols. (Output_data_plt_sparc::add_local_ifunc_entry): New function. (Output_data_plt_sparc::rela_ifunc): New function. (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function. (Output_data_plt_sparc::has_ifunc_section): New function. (Output_data_plt_sparc::entry_count): Include ifunc_count_. (Output_data_plt_sparc::address_for_global): New function. (Output_data_plt_sparc::address_for_local): New function. (Output_data_plt_sparc::plt_index_to_offset): New function. (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset and entry_count. (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and entry_count. (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and R_SPARC_JMP_IREL to switch. (Target_sparc::Scan::check_non_pic): Likewise. (Target_sparc::Scan::local): Handle IFUNC symbols. (Target_sparc::Scan::local): Likewise. (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global and plt_address_for_local. (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs. Define __rel_iplt_start and __rel_iplt_end if doing a static link. * output.h (Output_reloc): Allow use_plt_offset for global relocs too. (class Output_data_reloc): Adjust calls to Output_reloc_type. (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset. * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for global relocs too. (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols. * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative calls. * sparc.cc (Target_sparc::Scan::global): Likewise. * x86_64.cc (Target_x86_64::Scan::global): Likewise. 2012-04-16 Cary Coutant * archive.cc (Library_base::should_include_member): Check for --export-dynamic-symbol. * options.h (class General_options): Add --export-dynamic-symbol. * symtab.cc (Symbol::should_add_dynsym_entry): Check for --export-dynamic-symbol. (Symbol_table::gc_mark_undef_symbols): Likewise. (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise. 2012-04-12 David S. Miller * sparc.cc (Reloc::wdisp10): New relocation method. (Reloc::h34): Likewise. (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34. (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and R_SPARC_WDISP10. (Target_sparc::Scan::local): Likewise. (Target_sparc::Scan::global): Likewise. (Target_sparc::Relocate::relocate): Likewise. 2012-04-09 Cary Coutant * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow low_pc == 0. 2012-04-06 Ian Lance Taylor * timer.cc: #include . 2012-04-06 Roland McGrath * configure.in (AC_CHECK_HEADERS): Add locale.h. * config.in: Regenerate. * configure: Regenerate. 2012-04-05 Nick Clifton * configure.ac (AC_CHECK_FUNCS): Add setlocale. (AM_LC_MESSAGES): Add. * aclocal.m4: Regenerate. * config.in: Regenerate. * configure: Regenerate. 2012-03-21 Cary Coutant * Makefile.am: Add gdb-index.cc, gdb-index.h. * Makefile.in: Regenerate. * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function. (Sized_elf_reloc_mapper::symbol_section): New function. (Sized_elf_reloc_mapper::do_get_reloc_target): New function. (make_elf_reloc_mapper): New function. (Dwarf_abbrev_table::clear_abbrev_codes): New function. (Dwarf_abbrev_table::do_read_abbrevs): New function. (Dwarf_abbrev_table::do_get_abbrev): New function. (Dwarf_ranges_table::read_ranges_table): New function. (Dwarf_ranges_table::read_range_list): New function. (Dwarf_pubnames_table::read_section): New function. (Dwarf_pubnames_table::read_header): New function. (Dwarf_pubnames_table::next_name): New function. (Dwarf_die::Dwarf_die): New function. (Dwarf_die::read_attributes): New function. (Dwarf_die::skip_attributes): New function. (Dwarf_die::set_name): New function. (Dwarf_die::set_linkage_name): New function. (Dwarf_die::attribute): New function. (Dwarf_die::string_attribute): New function. (Dwarf_die::int_attribute): New function. (Dwarf_die::uint_attribute): New function. (Dwarf_die::ref_attribute): New function. (Dwarf_die::child_offset): New function. (Dwarf_die::sibling_offset): New function. (Dwarf_info_reader::check_buffer): New function. (Dwarf_info_reader::parse): New function. (Dwarf_info_reader::do_parse): New function. (Dwarf_info_reader::do_read_string_table): New function. (Dwarf_info_reader::lookup_reloc): New function. (Dwarf_info_reader::get_string): New function. (Dwarf_info_reader::visit_compilation_unit): New function. (Dwarf_info_reader::visit_type_unit): New function. (Sized_dwarf_line_info::Sized_dwarf_line_info): Use Sized_elf_reloc_mapper. (Sized_dwarf_line_info::symbol_section): Remove function. (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper. (Sized_dwarf_line_info::read_line_mappings): Remove object parameter, adjust callers. (Sized_dwarf_line_info::format_file_lineno): Fix type of cast. * dwarf_reader.h: Include . (class Track_relocs): Remove forward declaration. (class Elf_reloc_mapper): New class. (class Sized_elf_reloc_mapper): New class. (class Dwarf_abbrev_table): New class. (class Dwarf_range_list): New class. (class Dwarf_ranges_table): New class. (class Dwarf_pubnames_table): New class. (class Dwarf_die): New class. (class Dwarf_info_reader): New class. (Sized_dwarf_line_info::read_line_mappings): Remove object parameter. (Sized_dwarf_line_info::symbol_section): Remove member function. * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from base class. * gdb-index.cc: New source file. * gdb-index.h: New source file. * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info and .debug_types sections, call Layout::add_to_gdb_index. (Sized_relobj_incr::do_section_name): Implement. (Sized_relobj_incr::do_section_contents): Adjust parameter list and return type; Implement. (Sized_incr_dynobj::do_section_contents): Adjust parameter list and return type. * incremental.h (Sized_relobj_incr::do_section_contents): Adjust parameter list and return type. (Sized_incr_dynobj::do_section_contents): Likewise. * layout.cc: Include gdb-index.h. (Layout::Layout): Initialize gdb_index_data_. (Layout::init_fixed_output_section): Check for .gdb_index section. (Layout::add_to_gdb_index): New function. Instantiate. * layout.h: Add forward declaration for class Gdb_index. (Layout::add_to_gdb_index): New member function. (Layout::gdb_index_data_): New data member. * main.cc: Include gdb-index.h. (main): Print statistics for gdb index. * object.cc (Object::section_contents): Move code into do_section_contents. (need_decompressed_section): Check for sections needed when building gdb index. (build_compressed_section_map): Likewise. (Sized_relobj_file::do_read_symbols): Need local symbols when building gdb index. (Sized_relobj_file::do_layout): Track .debug_info and .debug_types sections; call Layout::add_to_gdb_index. (Sized_relobj_file::do_decompressed_section_contents): Call do_section_contents directly. * object.h (Object::do_section_contents): Adjust parameter list and return type. (Object::do_decompressed_section_contents): Call do_section_contents directly. (Sized_relobj_file::do_section_contents): Adjust parameter list and return type. * options.h (class General_options): Add --gdb-index option. * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter list and return type. * plugin.h (Sized_pluginobj::do_section_contents): Likewise. * reloc.h (Track_relocs::checkpoint): New function. (Track_relocs::reset): New function. * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh): New test cases. * testsuite/Makefile.in: Regenerate. * testsuite/gdb_index_test.cc: New test source file. * testsuite/gdb_index_test_1.sh: New test source file. * testsuite/gdb_index_test_2.sh: New test source file. 2012-03-19 Doug Kwan * arm.cc (Target_arm::do_define_standard_symbols): New method. (Target_arm::do_finalize_sections): Remove code which defines __exidx_start and __exidx_end. Make symbol table parameter anonymous as it is not used. * gold.cc (queue_middle_tasks): Call target hook to define any target-specific symbols. * target.h (Target::define_standard_symbols): New method. (Target::do_define_standard_symbols): Same. * testsuite/Makefile.am (arm_exidx_test): Dump relocations also. * testsuite/Makefile.in: Regenerate. * testsuite/arm_exidx.s: Generate data relocations for __exidx_start and __exidx_end. * testsuite/arm_exidx_test.sh: Check that no unused dynamic relocations are generated for __exidx_start and __exidx_end. 2012-03-16 Doug Kwan * testsuite/Makefile.am: Disable test initpri3b. * testsuite/Makefile.in: Regenerate. 2012-03-15 Doug Kwan * arm.cc (Target_arm::got_section): Make .got section read-only if -z now is given. 2012-03-15 Ian Lance Taylor PR gold/13850 * layout.cc (Layout::make_output_section): Correctly mark SHT_INIT_ARRAY, et. al., as relro. 2012-03-14 Doug Kwan * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT dynamic relocations for protected symbols in shared objects. 2012-03-13 Ian Lance Taylor * resolve.cc (Symbol_table::resolve): When merging common symbols, keep the larger alignment. 2012-03-12 Cary Coutant * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix handling of DW_LNE_define_file. 2012-03-12 Cary Coutant * reduced_debug_output.cc (Output_reduced_debug_info_section::get_die_end): Add new FORM codes to switch. 2012-02-29 Cary Coutant * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS. 2012-02-29 Cary Coutant * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info): Call Object::decompressed_section_contents. * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info): New dtor. (Sized_dwarf_line_info::buffer_start_): New data member. * merge.cc (Output_merge_data::do_add_input_section): Call Object::decompressed_section_contents. (Output_merge_string::do_add_input_section): Likewise. * object.cc (need_decompressed_section): New function. (build_compressed_section_map): Decompress sections needed later. (Sized_relobj_file::do_decompressed_section_contents): New function. (Sized_relobj_file::do_discard_decompressed_sections): New function. * object.h (Object::decompressed_section_contents): New function. (Object::discard_decompressed_sections): New function. (Object::do_decompressed_section_contents): New function. (Object::do_discard_decompressed_sections): New function. (Compressed_section_info): New type. (Compressed_section_map): Include decompressed section contents. (Sized_relobj_file::do_decompressed_section_contents): New function. (Sized_relobj_file::do_discard_decompressed_sections): New function. 2012-02-16 Cary Coutant * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option. * testsuite/Makefile.in: Regenerate. 2012-02-14 Cary Coutant * options.cc (General_options::finalize): Disallow -pie and -static. 2012-02-03 Doug Kwan * arm.cc (Arm_relocate_functions::abs8, Arm_relocate_functions::abs16): Use Bits::has_signed_unsigned_overflow32. (Arm_relocate_functions::thm_abs8): Correct range of overflow check. * reloc.h (Bits class): Change minimum number of bits from 0 to 1 in assertions. 2012-02-02 Doug Kwan * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all position independent outputs, not just shared objects. 2012-01-30 H.J. Lu * configure.ac: Check if -fpic -mtls-dialect=gnu2 works. * configure: Regenerated. 2012-01-27 Ian Lance Taylor * reloc.h (Bits): New class with static functions, copied from namespace utils in arm.cc. * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits instead. 2012-01-27 H.J. Lu * incremental.cc (write_info_blocks): Correct relocation offset. 2012-01-27 H.J. Lu * x86_64.cc (Relocate::tls_gd_to_ie): Support x32. (Relocate::tls_gd_to_le): Likewise. 2012-01-27 H.J. Lu * x86_64.cc (Scan::global): Support x32 IFUNC function pointer. 2012-01-27 H.J. Lu * configure.ac: Check if -mcmodel=medium works. * configure: Regenerated. 2012-01-24 Cary Coutant * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline definition and ... (read_unsigned_LEB_128_x): ... this new function. (read_signed_LEB_128): Replaced with inline definition and ... (read_signed_LEB_128_x): ... this new function. * int_encoding.h (read_unsigned_LEB_128_x): New function. (read_unsigned_LEB_128): Add inline definition. (read_signed_LEB_128_x): New function. (read_signed_LEB_128): Add inline definition. * testsuite/Makefile.am (leb128_unittest): New unit test. * testsuite/Makefile.in: Regenerate. * testsuite/leb128_unittest.cc: New unit test. 2012-01-23 Ian Lance Taylor PR gold/13617 * i386.cc (Target_i386::do_code_fill): When using a jmp instruction, pad with nop instructions. * x86_64.cc (Target_x86_64::do_code_fill): Likewise. 2012-01-22 H.J. Lu * x86_64.cc (gc_process_relocs): Add typename on types used in template. (scan_relocs): Likewise. (relocate_section): Likewise. (apply_relocation): Likewise. 2012-01-10 H.J. Lu * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32. (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32 under x32. 2012-01-09 H.J. Lu * x86_64.cc: Initial support for x32. 2012-01-03 Cary Coutant * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt): Use abstract base class for GOT. * gold/output.h (class Output_data_got_base): New abstract base class. (class Output_data_got): Derive from new base class, adjust ctors. (Output_data_got::reserve_slot): Make virtual; rename to do_reserve_slot; Adjust callers. * gold/target.h (Sized_target::init_got_plt_for_update): Return pointer to abstract base class. * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise. 2011-12-18 Ian Lance Taylor * object.h (Relobj::local_symbol_value): New function. (Relobj::local_plt_offset): New function. (Relobj::local_has_got_offset): New function. (Relobj::local_got_offset): New function. (Relobj::set_local_got_offset): New function. (Relobj::do_local_symbol_value): New pure virtual function. (Relobj::do_local_plt_offset): Likewise. (Relobj::do_local_has_got_offset): Likewise. (Relobj::do_local_got_offset): Likewise. (Relobj::do_set_local_got_offset): Likewise. (Sized_relobj::do_local_has_got_offset): Rename from local_has_got_offset. (Sized_relobj::do_local_got_offset): Rename from local_got_offset. (Sized_relobj::do_set_local_got_offset): Rename from set_local_got_offset. (Sized_relobj_file::do_local_plt_offset): Rename from local_plt_offset. (Sized_relobj_file::do_local_symbol_value): New function. * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from local_plt_offset. * output.cc (Output_data_got::Got_entry::write): Change object to Relobj. Use local_symbol_value. (Output_data_got::add_global_with_rel): Change rel_dyn to Output_data_reloc_generic*. Use add_global_generic. (Output_data_got::add_global_with_rela): Remove. Change all callers to use add_global_with_rel. (Output_data_got::add_global_pair_with_rel): Change rel_dyn to Output_data_reloc_generic*. Use add_global_generic. (Output_data_got::add_global_pair_with_rela): Remove. Change all callers to use add_global_pair_with_rel. (Output_data_got::add_local): Change object to Relobj*. (Output_data_got::add_local_plt): Likewise. (Output_data_got::add_local_with_rel): Change object to Relobj*, change rel_dyn to Output_data_reloc_generic*. Use add_local_generic. (Output_data_got::add_local_with_rela): Remove. Change all callers to use all_local_with_rel. (Output_data_got::add_local_pair_with_rel): Change object to Relobj*, change rel_dyn to Output_data_reloc_generic*. Use add_output_section_generic. (Output_data_got::add_local_pair_with_rela): Remove. Change all callers to use add_local_pair_with_rel. (Output_data_got::reserve_local): Change object to Relobj*. * output.h: (class Output_data_reloc_generic): Add pure virtual declarations for add_global_generic, add_local_generic, add_output_section_generic. (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new functions for Output_data_reloc_generic. Update declarations for changes listed in output.cc. (class Output_data_got): Change template parameter to got_size. Don't define Rel_dyn or Rela_dyn. Update declarations per above. * incremental.h (Sized_relobj_incr::do_local_symbol_value): New function. (Sized_relobj_incr::do_local_plt_offset): New function. * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call add_global_generic. 2011-12-17 Cary Coutant * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts. * resolve.cc (Symbol_table::resolve): Likewise. * i386.cc (Target_i386::do_code_fill): Use char constants for nop arrays. * x86_64.cc (Target_x86_64::do_code_fill): Likewise. 2011-12-16 Ian Lance Taylor * output.h (Output_data_reloc_generic::add): Only call add_dynamic_reloc if this is a dynamic reloc section. 2011-12-15 H.J. Lu PR gold/13505 * target-reloc.h (apply_relocation): Replace <64, false> with . 2011-11-25 Nick Clifton * po/it.po: New Italian translation. 2011-11-17 Sterling Augustine * script.cc (script_include_directive): Implement. (read_script_file): New local variables name and search_path. Update comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list. * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method. * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it. 2011-11-11 Sterling Augustine * yyscript.y (section_cmd): Add support for INCLUDE directive. (file_or_sections_cmd): Likewise. 2011-11-11 Doug Kwan * arm.cc (Target_arm::do_make_elf_object): Allow executable also if --just-symbols is given. 2011-11-10 Doug Kwan PR gold/13362 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses when processing data relocs. * reloc.h (Relocate_functions::rel_unaligned): New method. (Relocate_functions::pcrel_unaligned): Ditto. (Relocate_functions::rel32_unaligned): Ditto. (Relocate_functions::pcrel32_unaligned): Ditto. 2011-11-09 Doug Kwan PR gold/13362 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs): Use unaligned 4-byte relocs for static 32-bit data as required by EABI. * reloc.h (Relocatable_relocs::Reloc_strategy): New enum RELOC_ADJUST_FOR_SECTION_4_UNALIGNED. (Relocate_functions::rel_unaligned): New. (Relocate_functions::rel32_unaligned): New. * target-reloc.h (relocate_for_relocatable): Add code to handle RELOC_ADJUST_FOR_SECTION_4_UNALIGNED. * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout, arm_unaligned_reloc_r): New targets. * testsuite/Makefile.in: Regenerate. * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable linking. 2011-11-02 Ian Lance Taylor * configure.ac: Add --with-lib-path option. Define LIB_PATH and NATIVE_LINKER. * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR. * options.cc (General_options::finalize): Use library search path from configure script if specified. If not native and no sysroot, only search TOOLLIBDIR. * options.h (Search_directory::Search_directory): Change name to const std::string&. (General_options::add_to_library_path_with_sysroot): Change arg to const std::string&. * configure, Makefile.in, config.in: Rebuild. 2011-11-02 Matthew Gretton-Dann * arm.cc (Target_arm::may_use_v5t_interworking): Check whether we are working around the ARM1176 Erratum. * options.h (General_options::fix_arm1176): Add option. * testsuite/Makefile.am: Add testcases, and keep current ones working. * testsuite/Makefile.in: Regenerate. * testsuite/arm_fix_1176.s: New file. * testsuite/arm_fix_1176.sh: Likewise. 2011-11-02 Matthew Gretton-Dann * arm.cc (Target_arm::Target_arm): Remove initialisation of may_use_blx_. (Target_arm::may_use_blx): Remove method. (Target_arm::set_may_use_blx): Likewise. (Target_arm::may_use_v4t_interworking): New method. (Target_arm::may_use_v5t_interworking): Likewise. (Target_arm::may_use_blx_): Remove member variable. (Arm_relocate_functions::arm_branch_common): Check for v5T interworking. (Arm_relocate_functions::thumb_branch_common): Likewise. (Reloc_stub::stub_type_for_reloc): Likewise. (Target_arm::do_finalize_sections): Correct interworking checks. * testsuite/Makefile.am: Add new tests. * testsuite/Makefile.in: Regenerate. * testsuite/arm_farcall_arm_arm.s: New test. * testsuite/arm_farcall_arm_arm.sh: Likewise. * testsuite/arm_farcall_arm_thumb.s: Likewise. * testsuite/arm_farcall_arm_thumb.sh: Likewise. * testsuite/arm_farcall_thumb_arm.s: Likewise. * testsuite/arm_farcall_thumb_arm.sh: Likewise. * testsuite/arm_farcall_thumb_thumb.s: Likewise. * testsuite/arm_farcall_thumb_thumb.sh: Likewise. 2011-10-31 Cary Coutant PR gold/13023 * expression.cc (Expression::eval_with_dot): Add is_section_dot_assignment parameter. (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is absolute and assigning to dot within a section. * script-sections.cc (Output_section_element_assignment::set_section_addresses): Pass dot_section to set_if_absolute. (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE as is_section_dot_assignment flag to eval_with_dot. (Output_section_element_dot_assignment::set_section_addresses): Likewise. * script.cc (Symbol_assignment::set_if_absolute): Add dot_section parameter. Also set value if relative to dot_section; set the symbol's output_section. * script.h (Expression::eval_with_dot): Add is_section_dot_assignment parameter. Adjust all callers. (Expression::eval_maybe_dot): Likewise. (Symbol_assignment::set_if_absolute): Add dot_section parameter. Adjust all callers. * testsuite/script_test_2.t: Test assignment of an absolute value to dot within an output section element. 2011-10-31 Cary Coutant * options.h (class General_options): Add --[no-]gnu-unique options. * symtab.cc (Symbol_table::sized_write_globals): Convert STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique. 2011-10-31 Cary Coutant PR gold/13359 * i386.cc (Target_i386::Relocate::relocate_tls): Remove unnecessary assertion. * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise. 2011-10-31 Sriraman Tallam * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to gc_mark_symbol. * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to gc_mark_symbol. Change to just keep the section associated with symbol. (Symbol_table::add_from_relobj): Mark symbols as not garbage when they are externally visible and --export-dynamic is turned on. (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol. 2011-10-19 Ian Lance Taylor PR gold/13163 * script-sections.cc (Output_section_element_dot_assignment::needs_output_section): New function. 2011-10-19 Ian Lance Taylor PR gold/13204 * layout.cc (Layout::segment_precedes): Don't assert failure if a --section-start option was seen. * options.h (General_options::any_section_start): New function. 2011-10-18 David S. Miller PR binutils/13301 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New member to track relocation locations that have moved during TLS reloc optimizations. (Target_sparc::Relocate::Relocate): Initialize to NULL. (Target_sparc::Relocate::relocate): Adjust view down by 4 bytes if it matches reloc_adjust_addr_. (Target_sparc::Relocate::relocate_tls): Always move the __tls_get_addr call delay slot instruction forward 4 bytes when performing relaxation. 2011-10-18 Cary Coutant * output.cc (posix_fallocate): Return 0 on success, errno on failure. (Output_file::map_no_anonymous): Check for non-zero return code from posix_fallocate. 2011-10-17 Cary Coutant PR gold/13245 * plugin.cc (is_visible_from_outside): Check for symbols referenced from dynamic objects. * resolve.cc (Symbol_table::resolve): Don't count references from dynamic objects as references from real ELF files. * testsuite/plugin_test_2.sh: Adjust expected result. 2011-10-17 Cary Coutant * gold.cc: Include timer.h. (queue_middle_tasks): Stamp time. (queue_final_tasks): Likewise. * main.cc (main): Store timer in parameters. Print timers for each pass. * parameters.cc (Parameters::Parameters): Initialize timer_. (Parameters::set_timer): New function. (set_parameters_timer): New function. * parameters.h (Parameters::set_timer): New function. (Parameters::timer): New function. (Parameters::timer_): New data member. (set_parameters_timer): New function. * timer.cc (Timer::stamp): New function. (Timer::get_pass_time): New function. * timer.h (Timer::stamp): New function. (Timer::get_pass_time): New function. (Timer::pass_times_): New data member. 2011-10-17 Cary Coutant * readsyms.cc (Read_symbols::run): Don't queue an unblocker task for members of lib groups. 2011-10-17 Cary Coutant PR gold/13288 * fileread.cc (File_read::find_view): Add assert. (File_read::make_view): Move bounds check (replace with assert)... (File_read::find_or_make_view): ... to here. 2011-10-12 Cary Coutant * output.cc (Output_file::open_base_file): Handle case where ::read returns less than requested size. 2011-10-10 Cary Coutant * incremental.cc (Sized_relobj_incr::Sized_relobj_incr): Initialize defined_count_. (Sized_relobj_incr::do_add_symbols): Count defined symbols. (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite. (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_. (Sized_incr_dynobj::do_add_symbols): Count defined symbols. (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite. * incremental.h (Sized_relobj_incr::defined_count_): New data member. (Sized_incr_dynobj::defined_count_): New data member. * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts): Return zeroes instead of internal error. 2011-10-10 Cary Coutant PR gold/13249 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag. (Output_reloc::symbol_value): Return PLT offset if flag is set. * output.h (class Output_reloc): Add use_plt_offset flag. (Output_reloc::type_): Adjust size of bit field. (Output_reloc::use_plt_offset_): New bit field. (class Output_data_reloc): Adjust all calls to Output_reloc_type. (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset flag. Adjust all callers. * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when creating RELATIVE relocations. 2011-10-10 Nick Clifton * po/es.po: Updated Spanish translation. * po/fi.po: Updated Finnish translation. 2011-10-03 Diego Novillo * options.cc (parse_uint): Fix dereference of RETVAL. 2011-09-29 Sriraman Tallam * layout.h (section_order_map_): New member. (get_section_order_map): New member function. * output.cc (Output_section::add_input_section): Check for patterns only when --section-ordering-file is specified. * gold.cc (queue_middle_tasks): Delay updating order of sections till output_sections have been formed. * layout.cc (Layout_Layout): Initialize section_order_map_. * plugin.cc (update_section_order): Store order in order_map. Do not update the order. * testsuite/Makefile.am: Add test case for plugin_final_layout. * testsuite/Makefile.in: Regenerate. * testsuite/plugin_section_order.c: New file. * testsuite/plugin_final_layout.cc: New file. * testsuite/plugin_final_layout.sh: New file. 2011-09-29 Cary Coutant * incremental.cc (Sized_incremental_binary::do_process_got_plt): Check for NULL. * symtab.cc (Symbol_table::add_from_relobj): Ignore version symbols during incremental update. (Symbol_table::add_from_dynobj): Likewise. 2011-09-27 Viktor Kutuzov Ian Lance Taylor * symtab.cc (Symbol_table::define_special_symbol): Always canonicalize version string. 2011-09-26 Cary Coutant * gold.cc (queue_initial_tasks): Move option checks ... * options.cc (General_options::finalize): ... to here. Disable some options; make others fatal. 2011-09-26 Cary Coutant gcc PR lto/47247 * plugin.cc (get_symbols_v2): New function. (Plugin::load): Add LDPT_GET_SYMBOLS_V2. (is_referenced_from_outside): New function. (Pluginobj::get_symbol_resolution_info): Add version parameter, return LDPR_PREVAILING_DEF_IRONLY_EXP when using new version. (get_symbols): Pass version parameter. (get_symbols_v2): New function. * plugin.h (Pluginobj::get_symbol_resolution_info): Add version parameter. * testsuite/plugin_test.c (get_symbols_v2): New static variable. (onload): Add LDPT_GET_SYMBOLS_V2. (all_symbols_read_hook): Use get_symbols_v2; check for LDPR_PREVAILING_DEF_IRONLY_EXP. * testsuite/plugin_test_3.sh: Update expected results. 2011-09-23 Simon Baldwin * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags configuration options. * configure: Regenerate. * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS. * Makefile.in: Regenerate. * testsuite/Makefile.in: Regenerate. 2011-09-19 Sriraman Tallam * plugin.h (should_defer_layout): Modify to check for any_claimed_. 2011-09-19 Cary Coutant * incremental.cc (can_incremental_update): Fix typo in comment. * incremental.h (can_incremental_update): Likewise. 2011-09-18 Cary Coutant * incremental.cc (can_incremental_update): New function. * incremental.h (can_incremental_update): New function. * layout.cc (Layout::init_fixed_output_section): Call it. (Layout::make_output_section): Don't allow patch space in .eh_frame. * object.cc (Sized_relobj_file::do_layout): Call can_incremental_update. 2011-09-13 Cary Coutant * configure.ac: Check for glibc support for gnu_indirect_function support with static linking, setting automake conditional IFUNC_STATIC. * Makefile.in: Regenerate. * configure: Regenerate. * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static) (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check for IFUNC_STATIC. * testsuite/Makefile.in: Regenerate. 2011-09-13 Cary Coutant * incremental.cc (Sized_relobj_incr::do_layout): Call report_comdat_group for kept comdat sections. * testsuite/Makefile.am (incremental_comdat_test_1): New test. * testsuite/Makefile.in: Regenerate. * testsuite/incr_comdat_test_1.cc: New source file. * testsuite/incr_comdat_test_2_v1.cc: New source file. * testsuite/incr_comdat_test_2_v2.cc: New source file. * testsuite/incr_comdat_test_2_v3.cc: New source file. 2011-09-13 Ian Lance Taylor * object.cc (Sized_relobj_file::do_layout): Remove unused local variable external_symbols_offset. 2011-09-12 Ian Lance Taylor * object.cc (Sized_relobj_file::do_layout): Remove assertion which triggered if object has no symbols. 2011-09-09 David S. Miller * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned. (Output_fill_debug_line::do_write): Likewise. 2011-08-29 Cary Coutant * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add casts to match formatting specs. (Output_fill_debug_line::do_minimum_hole_size): Likewise. 2011-08-26 Cary Coutant * layout.cc (Free_list::allocate): Provide guarantee of minimum remaining hole size when allocating. (Layout::make_output_section): Set fill methods for debug sections. * layout.h (Free_list::Free_list_node): Move from private to public. (Free_list::set_min_hole_size): New function. (Free_list::begin, Free_list::end): New functions. (Free_list::min_hole_): New data member. * output.cc: Include dwarf.h. (Output_fill_debug_info::do_minimum_hole_size): New function. (Output_fill_debug_info::do_write): New function. (Output_fill_debug_line::do_minimum_hole_size): New function. (Output_fill_debug_line::do_write): New function. (Output_section::Output_section): Initialize new data member. (Output_section::set_final_data_size): Ensure patch space is larger than minimum hole size. (Output_section::do_write): Fill holes in debug sections. * output.h (Output_fill): New class. (Output_fill_debug_info): New class. (Output_fill_debug_line): New class. (Output_section::set_free_space_fill): New function. (Output_section::free_space_fill_): New data member. * testsuite/Makefile.am (incremental_test_3): Add --incremental-patch option. (incremental_test_4): Likewise. (incremental_test_5): Likewise. (incremental_test_6): Likewise. (incremental_copy_test): Likewise. (incremental_common_test_1): Likewise. * testsuite/Makefile.in: Regenerate. 2011-08-26 Nick Clifton * po/es.po: Updated Spanish translation. 2011-08-01 Cary Coutant * gold/testsuite/Makefile.am (justsyms_exec): New testcase. * gold/testsuite/Makefile.in: Regenerate. * gold/testsuite/justsyms_exec.c: New source file. * gold/testsuite/justsyms_lib.c: New source file. 2011-08-01 Cary Coutant * 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. 2011-07-28 Cary Coutant * workqueue-internal.h (Workqueue_threader::should_cancel_thread): Add thread_number parameter. (Workqueue_threader_threadpool::should_cancel_thread): Likewise. * workqueue-threads.cc (Workqueue_threader_threadpool::should_cancel_thread): Cancel current thread if its thread number is greater than desired thread count. * workqueue.cc (Workqueue_threader_single::should_cancel_thread): Add thread_number parameter. (Workqueue::should_cancel_thread): Likewise. (Workqueue::find_runnable_or_wait): Pass thread_number to should_cancel_thread. * workqueue.h (Workqueue::should_cancel_thread): Add thread_number parameter. 2011-07-22 Sriraman Tallam * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced only after checking if it cannot be forced local. * symtab.h (is_externally_visible): Check if the symbol is not forced local. 2011-07-15 Ian Lance Taylor * options.h (class General_options): Add --print-output-format. Move -EL next to -EB, for better --help output. * target-select.cc: Include , "options.h", and "parameters.h". (Target_selector::do_target_bfd_name): New function. (print_output_format): New function. * target-select.h (class Target_selector): Update declarations. (Target_selector::target_bfd_name): New function. (print_output_format): Declare. * main.cc: Include "target-select.h". (main): Handle --print-output-format. * gold.cc: Include "target-select.h". (queue_initial_tasks): Handle --print-output-format when there are no input files. * parameters.cc (parameters_force_valid_target): Give a better error message if -EB/-EL does not match target. * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New function. 2011-07-15 Ian Lance Taylor * i386.cc (class Output_data_plt_i386): Add layout_ field. (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_. (Output_data_plt_i386::do_write): Write address of .dynamic section to first entry in .got.plt section. * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field. (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]: Initialize layout_. (Output_data_plt_x86_64::do_write): Write address of .dynamic section to first entry in .got.plt section. * layout.h (Layout::dynamic_section): New function. 2011-07-13 Sriraman Tallam * archive.cc (Archive::get_elf_object_for_member): Add extra parameter to claim_file call. * layout.cc (Layout::Layout): Initialize section_ordering_specified_, input_section_position_, and input_section_glob_. (read_layout_from_file): Call function section_ordering_specified. * layout.h (is_section_ordering_specified): New function. (section_ordering_specified): New function. (section_ordering_specified_): New boolean member. * main.cc(main): Call load_plugins after layout object is defined. * output.cc (Output_section::add_input_section): Use function section_ordering_specified to check if section ordering is needed. * output.cc (Output_section::add_relaxed_input_section): Use function section_ordering_specified to check if section ordering is needed. (Output_section::update_section_layout): New function. (Output_section::sort_attached_input_sections): Check if input section must be reordered. * output.h (Output_section::update_section_layout): New function. * plugin.cc (get_section_count): New function. (get_section_type): New function. (get_section_name): New function. (get_section_contents): New function. (update_section_order): New function. (allow_section_ordering): New function. (Plugin::load): Add the new interfaces to the transfer vector. (Plugin_manager::load_plugins): New parameter. (Plugin_manager::all_symbols_read): New parameter. (Plugin_manager::claim_file): New parameter. Save the elf object for unclaimed objects. (Plugin_manager::get_elf_object): New function. (Plugin_manager::get_view): Change to directly use the bool to check if get_view is called from claim_file_hook. * plugin.h (input_objects): New function (Plugin__manager::load_plugins): New parameter. (Plugin_manager::claim_file): New parameter. (Plugin_manager::get_elf_object): New function. (Plugin_manager::in_claim_file_handler): New function. (Plugin_manager::in_claim_file_handler_): New member. (layout): New function. * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file handler with an extra parameter. Make the elf object before calling claim_file handler. * testsuite/plugin_test.c (get_section_count): New function pointer. (get_section_type): New function pointer. (get_section_name): New function pointer. (get_section_contents): New function pointer. (update_section_order): New function pointer. (allow_section_ordering): New function pointer. (onload): Check if the new interfaces exist. 2011-07-13 Ian Lance Taylor * i386.cc (Target_i386::got_section): If -z now, make .got.plt a relro section. * x86_64.cc (Target_x86_64::got_section): Likewise. * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test. (relro_now_test_SOURCES): New variable. (relro_now_test_DEPENDENCIES): New variable. (relro_now_test_LDFLAGS): New variable. (relro_now_test_LDADD): New variable. (relro_now_test.so): New target. * testsuite/Makefile.in: Rebuild. 2011-07-12 Ian Lance Taylor PR gold/12980 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a GLOB_DAT relocation rather than a RELATIVE relocation for a protected symbol when creating a shared library. * x86_64.cc (Target_x86_64::Scan::global): Likewise. * testsuite/protected_1.cc (f2, get_f2_addr): New functions. * testsuite/protected_main_1.cc (main): Test that protected function has same address. 2011-07-11 Ian Lance Taylor PR gold/12979 * options.h (class General_options): Add -Bgroup. * options.cc (General_options::finalize): If -Bgroup is set, default to --unresolved-symbols=report-all. * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup. * target-reloc.h (issue_undefined_symbol_error): Handle --unresolved-symbols=report-all. 2011-07-08 Ian Lance Taylor PR gold/11985 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash if linker script discards key sections. (Layout::create_dynamic_symtab): Likewise. (Layout::assign_local_dynsym_offsets): Likewise. (Layout::sized_create_version_sections): Likewise. (Layout::create_interp): Likewise. (Layout::finish_dynamic_section): Likewise. (Layout::set_dynamic_symbol_size): Likewise. 2011-07-08 Ian Lance Taylor PR gold/12386 * options.h (class General_options): Add --unresolved-symbols. * target-reloc.h (issue_undefined_symbol_error): Check --unresolved-symbols. Add comments. 2011-07-08 Ian Lance Taylor * testsuite/odr_violation2.cc (Ordering::operator()): Make expression more complex. 2011-07-08 Ian Lance Taylor PR gold/11317 * target-reloc.h (issue_undefined_symbol_error): New inline function, broken out of relocate_section. (relocate_section): Call issue_undefined_symbol_error. * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if there is no TLS segment if we are about to issue an undefined symbol error. * x86_64.cc (Target_x86_64::relocate_tls): Likewise. 2011-07-08 Ian Lance Taylor PR gold/12279 * resolve.cc (Symbol_table::should_override): Add fromtype parameter. Change all callers. Give error when linking together TLS and non-TLS symbol. (Symbol_table::should_override_with_special): Add fromtype parameter. Change all callers. * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if there is no TLS segment if we have reported some errors. * x86_64.cc (Target_x86_64::relocate_tls): Likewise. 2011-07-08 Ian Lance Taylor PR gold/12372 * target.h (Target::plt_address_for_global): New function. (Target::plt_address_for_local): New function. (Target::plt_section_for_global): Remove. (Target::plt_section_for_local): Remove. (Target::do_plt_address_for_global): New virtual function. (Target::do_plt_address_for_local): New virtual function. (Target::do_plt_section_for_global): Remove. (Target::do_plt_section_for_local): Remove. (Target::register_global_plt_entry): Add Symbol_table and Layout parameters. * output.cc (Output_data_got::Got_entry::write): Use plt_address_for_global and plt_address_for_local. * layout.cc (Layout::add_target_dynamic_tags): Use size and address of output section. * i386.cc (class Output_data_plt_i386): Add irelative_rel_, got_irelative_, and irelative_count_ fields. Update declarations. (Output_data_plt_i386::has_irelative_section): New function. (Output_data_plt_i386::entry_count): Add irelative_count_. (Output_data_plt_i386::set_final_data_size): Likewise. (class Target_i386): Add got_irelative_ and rel_irelative_ fields. Update declarations. (Target_i386::Target_i386): Initialize new fields. (Target_i386::do_plt_address_for_global): New function replacing do_plt_section_for_global. (Target_i386::do_plt_address_for_local): New function replacing do_plt_section_for_local. (Target_i386::got_section): Create got_irelative_. (Target_i386::rel_irelative_section): New function. (Output_data_plt_i386::Output_data_plt_i386): Initialize new fields. Don't define __rel_iplt_{start,end}. (Output_data_plt_i386::add_entry): Add symtab and layout parameters. Change all callers. Use different PLT and GOT for IFUNC symbols. (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and layout parameters. Change all callers. Use different PLT and GOT. (Output_data_plt_i386::rel_tls_desc): Fix formatting. (Output_data_plt_i386::rel_irelative): New function. (Output_data_plt_i386::address_for_global): New function. (Output_data_plt_i386::address_for_local): New function. (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use IRELATIVE GOT when changing IFUNC GOT entries. (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE reloc. (Target_i386::do_finalize_sections): Create the __rel_iplt symbols if we didn't create an IRELATIVE GOT. (Target_i386::Relocate::relocate): Use plt_address_for_global and plt_address_for_local. (Target_i386::do_dynsym_value): Use plt_address_for_global. * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_, got_irelative_, and irelative_count_ fields. Update declarations. (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]: Initialize new fields. Remove symtab parameter. Change all callers. (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add irelative_count_. (Output_data_plt_x86_64::has_irelative_section): New function. (Output_data_plt_x86_64::entry_count): Add irelative_count_. (class Target_x86_64): Add got_irelative_ and rel_irelative_ fields. Update declarations. (Target_x86_64::Target_x86_64): Initialize new fields. (Target_x86_64::do_plt_address_for_global): New function replacing do_plt_section_for_global. (Target_x86_64::do_plt_address_for_local): New function replacing do_plt_section_for_local. (Target_x86_64::got_section): Create got_irelative_. (Target_x86_64::rela_irelative_section): New function. (Output_data_plt_x86_64::init): Remove symtab parameter. Change all callers. Don't create __rel_iplt_{start,end}. (Output_data_plt_x86_64::add_entry): Add symtab and layout parameters. Change all callers. Use different PLT and GOT for IFUNC symbols. (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and layout parameters. Change all callers. Use different PLT and GOT. (Output_data_plt_x86_64::add_relocation): Add symtab and layout parameters. Change all callers. Use different PLT and GOT for IFUNC symbols. (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting. (Output_data_plt_x86_64::rela_irelative): New function. (Output_data_plt_x86_64::address_for_global): New function. (Output_data_plt_x86_64::address_for_local): New function. (Output_data_plt_x86_64::set_final_data_size): Likewise. (Output_data_plt_x86_64::do_write): Write out IRELATIVE area. (Target_x86_64::init_got_plt_for_update): Create got_irelative_. (Target_x86_64::register_global_plt_entry): Add symtab and layout parameters. (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE reloc. (Target_x86_64::do_finalize_sections): Create the __rela_iplt symbols if we didn't create an IRELATIVE GOT. (Target_x86_64::Relocate::relocate): Use plt_address_for_global and plt_address_for_local. (Target_x86_64::do_dynsym_value): Use plt_address_for_global. * testsuite/ifuncvar1.c: New test file. * testsuite/ifuncvar2.c: New test file. * testsuite/ifuncvar3.c: New test file. * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar. (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets. (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables. (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables. * testsuite/Makefile.in: Rebuild. 2011-07-07 Cary Coutant * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target. (two_file_test_1_ndebug.o): Likewise. (two_file_test_1b_ndebug.o): Likewise. (two_file_test_2_ndebug.o): Likewise. (two_file_test_main_ndebug.o): Likewise. (incremental_test_2): Link with no-debug versions. 2011-07-06 Cary Coutant * gold/incremental.cc (Output_section_incremental_inputs::write_info_blocks): Check for hidden and internal symbols. 2011-07-06 Cary Coutant * incremental.cc (Sized_incremental_binary::do_file_has_changed): Check disposition for startup file. (Incremental_inputs::report_command_line): Ignore --incremental-startup-unchanged option. * options.cc (General_options::parse_incremental_startup_unchanged): New function. (General_options::General_options): Initialize new data member. * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP. (General_options): Add --incremental-startup-unchanged option. (General_options::incremental_startup_disposition): New function. (General_options::incremental_startup_disposition_): New data member. 2011-07-06 Cary Coutant * incremental.cc (Sized_incremental_binary::setup_readers): Pass input file index to Script_info ctor. (Sized_incremental_binary::do_file_has_changed): Find the command-line argument for files named in scripts. * incremental.h (Script_info::Script_info): New ctor with input file index. (Script_info::input_file_index): New function. (Script_info::input_file_index_): New data member. (Incremental_binary::get_library): Add const. (Incremental_binary::get_script_info): Add const. * readsyms.cc (Read_member::is_runnable): Check for this_blocker_. * testsuite/Makefile.am (incremental_test_5): New test case. (incremental_test_6): New test case. * testsuite/Makefile.in: Regenerate. 2011-07-06 Cary Coutant * incremental.cc (Sized_incremental_binary::do_check_inputs): Add debug output when command lines differ. 2011-07-06 Cary Coutant * incremental.cc (Incremental_inputs::report_command_line): Ignore --incremental-patch option. * layout.cc (Free_list::allocate): Extend allocation beyond original end if enabled. (Layout::make_output_section): Mark sections that should get patch space. * options.cc (parse_percent): New function. * options.h (parse_percent): New function. (DEFINE_percent): New macro. (General_options): Add --incremental-patch option. * output.cc (Output_section::Output_section): Initialize new data members. (Output_section::add_input_section): Print section name when out of patch space. (Output_section::add_output_section_data): Likewise. (Output_section::set_final_data_size): Add patch space when doing --incremental-full. (Output_section::do_reset_address_and_file_offset): Remove patch space. (Output_segment::set_section_list_addresses): Print debug output only if --incremental-update. * output.h (Output_section::set_is_patch_space_allowed): New function. (Output_section::is_patch_space_allowed_): New data member. (Output_section::patch_space_): New data member. * parameters.cc (Parameters::incremental_full): New function. * parameters.h (Parameters::incremental_full): New function * testsuite/Makefile.am (incremental_test_2): Add test for --incremental-patch option. * testsuite/Makefile.in: Regenerate. * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments. (t18): Remove function body. 2011-07-05 Doug Kwan PR gold/12771 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and Arm_Address type for relocation result. (Arm_relocate_functions::abs16): Use unaligned access. Also fix overflow check. (Arm_relocate_functions::abs32): Use unaligned access. (Arm_relocate_functions::rel32): Ditto. (Arm_relocate_functions::prel31): Ditto. (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto. * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned static data relocations. * testsuite/Makefile.in: Regnerate. * testsuite/arm_unaligned_reloc.{s,sh}: New files. 2011-07-05 Ian Lance Taylor PR gold/12392 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt symbols if necessary. * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise. 2011-07-05 Ian Lance Taylor PR gold/12952 * resolve.cc (Symbol::override_base_with_special): Simply override version with special symbol version, ignoring previous version. 2011-07-05 Ian Lance Taylor * object.cc (Sized_relobj_file::include_section_group): Add information to comment about signature location. 2011-07-02 Ian Lance Taylor PR gold/12957 * options.h (class General_options): Add -f and -F. * options.cc (General_options::finalize): Fatal error if -f/-F are used without -shared. * layout.cc (Layout::finish_dynamic_section): Implement -f/-F. 2011-07-02 Ian Lance Taylor * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors. 2011-07-01 Ian Lance Taylor PR gold/12525 PR gold/12952 * resolve.cc (Symbol::override_base_with_special): Don't override the version if the overriding symbol has a different name. * dynobj.cc (Versions::add_def): Add dynpool parameter. Change all callers. If we give an error about an undefined version, define the base version if necessary. * dynobj.h (class Versions): Update declaration. * testsuite/weak_alias_test_5.cc: New file. * testsuite/weak_alias_test.script: New file. * testsuite/weak_alias_test_main.cc: Check that versioned_symbol and versioned_alias have the right value, and call t2. * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add weak_alias_test_5.so. (weak_alias_test_LDADD): Likewise. (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets. * testsuite/Makefile.in: Rebuild. 2011-07-01 Ian Lance Taylor PR gold/12525 * options.h (class General_options): Support -z notext. * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use -Wl,-z,notext. (two_file_shared_nonpic.so): Likewise. (two_file_shared_mixed.so): Likewise. (two_file_shared_mixed_1.so): Likewise. (weak_undef_lib_nonpic.so): Likewise. (alt/weak_undef_lib_nonpic.so): Likewise. (tls_test_shared_nonpic.so): Likewise. * testsuite/Makefile.in: Rebuild. 2011-07-01 Ian Lance Taylor PR gold/12525 * configure.ac: Test whether static linking works, setting the automake conditional HAVE_STATIC. * testsuite/Makefile.am: Disable tests using -static if HAVE_STATIC is not true. * configure, testsuite/Makefile.in: Rebuild. 2011-07-01 Ian Lance Taylor PR gold/12525 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel. Assert if we see DW_EH_PE_indirect. * target.h (Target::ehframe_datarel_base): New function. (Target::do_ehframe_datarel_base): New target function. * i386.cc (Target_i386::do_ehframe_datarel_base): New function. * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New function. 2011-07-01 Ian Lance Taylor PR gold/12571 * options.h (class General_options): Add --ld-generated-unwind-info. * ehframe.cc (Fde::write): Add address parameter. Change all callers. If associated with PLT, fill in address and size. (Cie::set_output_offset): Only add merge mapping if there is an object. (Cie::write): Add address parameter. Change all callers. (Eh_frame::add_ehframe_for_plt): New function. * ehframe.h (class Fde): Update declarations. Move shndx_ and input_offset_ fields into union u_, with new plt field. (Fde::Fde): Adjust for new union field. (Fde::Fde) [Output_data version]: New constructor. (Fde::add_mapping): Only add merge mapping if there is an object. (class Cie): Update declarations. (class Eh_frame): Declare add_ehframe_for_plt. * layout.cc (Layout::layout_eh_frame): Break out code into make_eh_frame_section, and call it. (Layout::make_eh_frame_section): New function. (Layout::add_eh_frame_for_plt): New function. * layout.h (class Layout): Update declarations. * merge.cc (Merge_map::add_mapping): Add assertion. * i386.cc: Include "dwarf.h". (class Output_data_plt_i386): Make first_plt_entry, dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie, and plt_eh_frame_fde. (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte boundary. Call add_eh_frame_for_plt if appropriate. * x86_64.cc: Include "dwarf.h". (class Output_data_plt_x86_64): Align to 16-byte boundary. Make first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie, and plt_eh_frame_fde. (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if appropriate. 2011-06-29 Ian Lance Taylor 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. 2011-06-29 Ian Lance Taylor PR gold/12652 * script.cc (Token::integer_value): Accept trailing M/m/K/k modifier. (Lex::gather_token): Accept trailing M/m/K/k for integers. 2011-06-29 Ian Lance Taylor PR gold/12675 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for SHT_X86_64_UNWIND. * layout.cc (Layout::layout_eh_frame): Likewise. 2011-06-29 Ian Lance Taylor PR gold/12695 * layout.cc (Layout::symtab_section_shndx): New function. * layout.h (class Layout): Declare symtab_section_shndx. * output.cc (Output_section::write_header): Call it. 2011-06-29 Ian Lance Taylor PR gold/12818 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined symbols which are not used in a relocation. 2011-06-28 Ian Lance Taylor PR gold/12898 * layout.cc (Layout::segment_precedes): Don't crash if a linker script create indistinguishable segments. (Layout::set_segment_offsets): Use stable_sort when sorting segments. Pass this to Compare_segments constructor. * layout.h (class Layout): Make segment_precedes non-static. (class Compare_segments): Change from struct to class. Add layout_ field. Add constructor. * script-sections.cc (Script_sections::attach_sections_using_phdrs_clause): Rename local orphan to is_orphan. Don't report failure to put empty section in segment. On attachment failure, report name of section, and attach to first PT_LOAD segment. 2011-06-28 Ian Lance Taylor PR gold/12934 * target-select.cc (Target_selector::Target_selector): Add emulation parameter. Change all callers. (select_target_by_bfd_name): Rename from select_target_by_name. Change all callers. (select_target_by_emulation): New function. (supported_emulation_names): New function. * target-select.h (class Target_selector): Add emulation_ field. Update declarations. (Target_selector::recognize_by_bfd_name): Rename from recognize_by_name. Change all callers. (Target_selector::supported_bfd_names): Rename from supported_names. Change all callers. (Target_selector::recognize_by_emulation): New function. (Target_selector::supported_emulations): New function. (Target_selector::emulation): New function. (Target_selector::do_recognize_by_bfd_name): Rename from do_recognize_by_name. Change all callers. (Target_selector::do_supported_bfd_names): Rename from do_supported_names. Change all callers. (Target_selector::do_recognize_by_emulation): New function. (Target_selector::do_supported_emulations): New function. (select_target_by_bfd_name): Change name in declaration. (select_target_by_emulation): Declare. (supported_emulation_names): Declare. * parameters.cc (parameters_force_valid_target): Try to find target based on emulation from -m option. * options.h (class General_options): Change doc string for -m. * options.cc (help): Print emulations. (General_options::parse_V): Likewise. * freebsd.h (Target_selector_freebsd::Target_selector_freebsd): Add emulation parameter. Change all callers. 2011-06-28 Ian Lance Taylor * target.h (class Target): Add osabi_ field. (Target::osabi): New function. (Target::set_osabi): New function. (Target::Target): Initialize osabi_. (Target::do_adjust_elf_header): Make pure virtual. (Sized_target::do_adjust_elf_header): Declare. * target.cc (Sized_target::do_adjust_elf_header): New function. (class Sized_target): Instantiate all versions. * freebsd.h (class Target_freebsd): Remove. (Target_selector_freebsd::do_recognize): Call set_osabi on Target. (Target_selector_freebsd::do_recognize_by_name): Likewise. (Target_selector_freebsd::set_osabi): Remove. * i386.cc (class Target_i386): Inherit from Sized_target rather than Target_freebsd. * x86_64.cc (class Target_x86_64): Likewise. 2011-06-28 Ian Lance Taylor * target.h (Target::can_check_for_function_pointers): Rewrite. Make non-virtual. (Target::can_icf_inline_merge_sections): Likewise. (Target::section_may_have_icf_unsafe_poineters): Likewise. (Target::Target_info): Add can_icf_inline_merge_sections field. (Target::do_can_check_for_function_pointers): New virtual function. (Target::do_section_may_have_icf_unsafe_pointers): Likewise. * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename from can_check_for_function_pointers, move in file. (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from section_may_have_icf_unsafe_poineters, move in file. (Target_arm::arm_info): Initialize can_icf_inline_merge_sections. * i386.cc (Target_i386::do_can_check_for_function_pointers): Rename from can_check_for_function_pointers, move in file. (Target_i386::can_icf_inline_merge_sections): Remove. (Target_i386::i386_info): Initialize can_icf_inline_merge_sections. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Initialize can_icf_inline_merge_sections. * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise. * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers): Rename from can_check_for_function_pointers, move in file. (Target_x86_64::can_icf_inline_merge_sections): Remove. (Target_x86_64::x86_64_info): Initialize can_icf_inline_merge_sections. * testsuite/testfile.cc (Target_test::test_target_info): Likewise. * icf.cc (get_section_contents): Correct formatting. 2011-06-27 Ian Lance Taylor * symtab.cc (Symbol::versioned_name): New function. (Symbol_table::add_to_final_symtab): Use versioned_name when appropriate. (Symbol_table::sized_write_symbol): Likewise. * symtab.h (class Symbol): Declare versioned_name. * stringpool.h (class Stringpool_template): Add variant of add which takes a std::basic_string. * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12. (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables. (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables. (ver_test_12.o): New target. * testsuite/Makefile.in: Rebuild. 2011-06-27 Doug Kwan * arm.cc (Arm_relocate_functions::thm_jump8, Arm_relocate_functions::thm_jump11): Use a wider signed type to compute offset. * testsuite/Makefile.am: Add new tests arm_thm_jump11 and arm_thm_jump8. * testsuite/Makefile.in: Regenerate. * testsuite/arm_branch_in_range.sh: Check test results of arm_thm_jump11 and arm_thm_jump8. * testsuite/arm_thm_jump11.s: New test source file. * testsuite/arm_thm_jump11.t: New linker script. * testsuite/arm_thm_jump8.s: New test source file. * testsuite/arm_thm_jump8.t: New linker script. 2011-06-24 Ian Lance Taylor * 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. 2011-06-24 Cary Coutant * testsuite/Makefile.am: Add in-tree assembler to gcctestdir. (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o) (debug_msg_cdebug.err): New targets. * testsuite/Makefile.in: Regenerate. * testsuite/debug_msg.sh: Check output of link with compressed debug. Fix checks for link with shared library. 2011-06-24 Doug Kwan * arm.cc (Arm_output_section::append_text_sections_to_list): Do not skip empty text sections. * testsuite/arm_exidx_test.s: Test handling of an empty text section. 2011-06-22 Ian Lance Taylor PR gold/12910 * options.h (class General_options): Add --ctors-in-init-array. * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and friends as SHT_PROGBITS for merging sections. (Layout::layout): Remove special handling of .init_array and friends. Don't sort if doing relocatable link. Sort for .ctors and .dtors if ctors_in_init_array. (Layout::make_output_section): Force correct section types for .init_array and friends. Don't sort if doing relocatable link, Don't sort .ctors and .dtors if ctors_in_init_array. (Layout::section_name_mapping): Remove .ctors. and .dtorso. (Layout::output_section_name): Add relobj parameter. Change all callers. Handle .ctors. and .dtors. in code rather than table. Handle .ctors and .dtors if ctors_in_init_array. (Layout::match_file_name): New function, moved from output.cc. * layout.h (class Layout): Update declarations. * output.cc: Include "layout.h". (Input_section_sort_entry::get_priority): New function. (Input_section_sort_entry::match_file_name): Just call Layout::match_file_name. (Output_section::Input_section_sort_init_fini_compare::operator()): Handle .ctors and .dtors. Sort by explicit priority rather than by name. * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional. * testsuite/initpri2.c: New test. * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY. (check_PROGRAMS): Add initpri2. (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables. (initpri2_LDFLAGS, initpri2_LDADD): New variables. * configure, testsuite/Makefile.in: Rebuild. 2011-06-19 Ian Lance Taylor PR gold/12880 * layout.cc (Layout::attach_allocated_section_to_segment): Add a .interp section to a PT_INTERP segment even if we have seen a --dynamic-linker option. Don't do it if we have seen a PHDRS clause in a linker script. (Layout::finalize): Don't create a .interp section if we've already create a PT_INTERP segment. (Layout::create_interp): Always call choose_output_section (revert patch of 2011-06-17). Don't create PT_INTERP segment. * script-sections.cc (Script_sections::create_note_and_tls_segments): Add a .interp section to a PT_INTERP segment even if we have seen a --dynamic-linker option. 2011-06-18 Ian Lance Taylor * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL merely because a non-PT_LOAD segment has a dynamic reloc. 2011-06-18 Ian Lance Taylor * layout.cc (Layout::finish_dynamic_section): Don't create DT_FLAGS entry if not needed. 2011-06-18 Ian Lance Taylor PR gold/12745 * layout.cc (Layout::layout_eh_frame): Correct handling of writable .eh_frame section. 2011-06-17 Ian Lance Taylor PR gold/12893 * resolve.cc (Symbol_table::resolve): Don't give an error if a symbol is redefined with the exact same object and value. 2011-06-17 Ian Lance Taylor PR gold/12880 * layout.h (class Layout): Add interp_segment_ field. * layout.cc (Layout::Layout): Initialize interp_segment_ field. (Layout::attach_allocated_section_to_segment): If making shared library, put .interp section in PT_INTERP segment. (Layout::finalize): Also call create_interp if -dynamic-linker option was used. (Layout::create_interp): Assert that there is no PT_INTERP segment. If not using a SECTIONS clause, use make_output_section. (Layout::make_output_segment): Set interp_segment_ if PT_INTERP. * script-sections.cc (Script_sections::create_note_and_tls_segments): If making shared library, put .interp section in PT_INTERP segment. 2011-06-17 Ian Lance Taylor * object.cc (Sized_relobj_file::do_layout): Keep warning sections when making a shared library. 2011-06-17 Ian Lance Taylor * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym parameter. Change all callers. Don't issue warning about PC32 against locally defined symbol. 2011-06-16 Ian Lance Taylor * symtab.cc (Warnings::issue_warning): Don't warn if relocation occurs in same object. 2011-06-14 Alan Modra * po/POTFILES.in: Regenerate. 2011-06-09 Ian Lance Taylor * script-sections.cc (Orphan_output_section::set_section_addresses): For a relocatable link set address to 0. 2011-06-09 Cary Coutant PR gold/12804 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is used with --compress-debug-sections. * gold/object.cc (Sized_relobj_file::do_layout): Report uncompressed size of compressed input sections. 2011-06-08 Cary Coutant PR gold/12804 * testsuite/two_file_test_2_v1.cc: Change initialization of v2 to keep it in .data. 2011-06-07 Cary Coutant * common.cc (Symbol_table::do_allocate_commons_list): Call gold_fallback. * errors.cc (Errors::fatal): Adjust call to gold_exit. (Errors::fallback): New function. (gold_fallback): New function. * errors.h (Errors::fallback): New function. * gold.cc (gold_exit): Change status parameter to enum; adjust all callers. (queue_initial_tasks): Call gold_fallback. * gold.h: Include cstdlib. (Exit_status): New enum type. (gold_exit): Change status parameter to enum. (gold_fallback): New function. * layout.cc (Layout::set_section_offsets): Call gold_fallback. (Layout::create_symtab_sections): Likewise. (Layout::create_shdrs): Likewise. * main.cc (main): Adjust call to gold_exit. * output.cc (Output_data_got::add_got_entry): Call gold_fallback. (Output_data_got::add_got_entry_pair): Likewise. (Output_section::add_input_section): Likewise. (Output_section::add_output_section_data): Likewise. (Output_segment::set_section_list_addresses): Likewise. * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise. 2011-06-07 Cary Coutant * layout.cc (Layout::set_segment_offsets): Don't adjust layout for incremental links. * output.cc (Output_segment::set_section_list_addresses): Remove FIXME and test for TLS or BSS. 2011-06-07 Cary Coutant * testsuite/Makefile.am: Add incremental_copy_test, incremental_common_test_1. * testsuite/Makefile.in: Regenerate. * testsuite/common_test_1_v1.c: New source file. * testsuite/common_test_1_v2.c: New source file. * testsuite/copy_test_v1.cc: New source file. 2011-06-07 Cary Coutant * common.cc (Symbol_table::do_allocate_commons_list): For incremental update, allocate common from bss section's free list. * incremental-dump.cc (dump_incremental_inputs): Print flag for linker-defined symbols. * incremental.cc (Sized_incremental_binary::do_process_got_plt): Skip GOT and PLT entries that are no longer referenced. (Output_section_incremental_inputs::write_info_blocks): Mark linker-defined symbols. (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols. * output.cc (Output_section::allocate): New function. * output.h (Output_section::allocate): New function. * resolve.cc (Symbol_table::report_resolve_problem): Add case for linker-defined symbols. (Symbol::override_base_with_special): Copy is_predefined_ flag. * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag. (Symbol::init_base_output_data): Likewise. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Sized_symbol::init_output_data): Likewise. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (Symbol_table::do_define_in_output_data): Likewise. (Symbol_table::do_define_in_output_segment): Likewise. (Symbol_table::do_define_as_constant): Likewise. * symtab.h (Symbol::is_predefined): New function. (Symbol::init_base_output_data): Add is_predefined parameter. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Symbol::is_predefined_): New data member. (Sized_symbol::init_output_data): Add is_predefined parameter. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (enum Symbol_table::Defined): Add INCREMENTAL_BASE. 2011-06-07 Cary Coutant * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc instead of emit_copy_reloc. (Copy_relocs::emit_copy_reloc): Refactor. (Copy_relocs::make_copy_reloc): New function. (Copy_relocs::add_copy_reloc): Remove. * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public section. (Copy_relocs::make_copy_reloc): New function. (Copy_relocs::add_copy_reloc): Remove. * gold.cc (queue_middle_tasks): Emit old COPY relocations from unchanged input files. * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag. * incremental.cc (Sized_incremental_binary::do_reserve_layout): Reserve BSS space for COPY relocations. (Sized_incremental_binary::do_emit_copy_relocs): New function. (Output_section_incremental_inputs::write_info_blocks): Record whether a symbol is copied from a shared object. (Sized_incr_dynobj::do_add_symbols): Record COPY relocations. * incremental.h (enum Incremental_shlib_symbol_flags): New type. (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant. (Incremental_input_entry_reader::get_output_symbol_index): Add is_copy parameter. (Incremental_binary::emit_copy_relocs): New function. (Incremental_binary::do_emit_copy_relocs): New function. (Sized_incremental_binary::Sized_incremental_binary): Initialize new data member. (Sized_incremental_binary::add_copy_reloc): New function. (Sized_incremental_binary::do_emit_copy_relocs): New function. (Sized_incremental_binary::Copy_reloc): New struct. (Sized_incremental_binary::Copy_relocs): New typedef. (Sized_incremental_binary::copy_relocs_): New data member. * symtab.cc (Symbol_table::add_from_incrobj): Change return type. * symtab.h (Symbol_table::add_from_incrobj): Change return type. * target.h (Sized_target::emit_copy_reloc): New function. * x86_64.cc (Target_x86_64::emit_copy_reloc): New function. 2011-06-02 Cary Coutant PR gold/12163 * gold/archive.cc (Archive::Archive): Initialize new data member. (Archive::include_all_members): Return if archive has already been included. * gold/archive.h (Archive::include_all_members_): New data member. 2011-06-02 Nick Clifton * dynobj.h: Fix spelling mistake in comment. * output.cc: Likewise. 2011-05-31 Doug Kwan Asier Llano PR gold/12826 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of arch value that equals to elfcpp::MAX_TAG_CPU_ARCH. * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove redundant arm_exidx_test.so. * testsuite/Makefile.in: Regenerate. (check_SCRIPTS): Add pr12826.sh (check_DATA): Add pr12826.stdout (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules. * testsuite/pr12826.sh: New file. * testsuite/pr12826_1.s: Ditto. * testsuite/pr12826_1.s: Ditto. 2011-05-30 Ian Lance Taylor * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc sections. 2011-05-29 Ian Lance Taylor PR gold/12804 * testsuite/Makefile.am: Use different file name for two_file_test temporary file for each incremental test. * testsuite/Makefile.in: Rebuild. 2011-05-29 Ian Lance Taylor * binary.cc (Binary_to_elf::sized_convert): Don't crash if the binary input file is empty. 2011-05-27 Ian Lance Taylor * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,. (ver_test_9.so): Likewise. * testsuite/Makefile.in: Rebuild. 2011-05-26 Cary Coutant * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups. * incremental.cc (Incremental_inputs::report_input_section): Fix comment, indentation. (Incremental_inputs::report_comdat_group): New function. (Output_section_incremental_inputs::set_final_data_size): Adjust size of data for incremental input file entry. (Output_section_incremental_inputs::write_info_blocks): Write COMDAT group count, COMDAT group signatures. (Sized_incr_relobj::do_layout): Record kept COMDAT group info from an unchanged input file. * incremental.h (Incremental_object_entry::Incremental_object_entry): Initialize new data member. (Incremental_object_entry::add_comdat_group): New function. (Incremental_object_entry::get_comdat_group_count): New function. (Incremental_object_entry::get_comdat_signature_key): New function. (Incremental_object_entry::groups_): New data member. (Incremental_inputs::report_comdat_group): New function. (Incremental_input_entry_reader::get_symbol_offset): Adjust size of data for incremental input file entry. (Incremental_input_entry_reader::get_comdat_group_count): New function. (Incremental_input_entry_reader::get_input_section): Adjust size of data for incremental input file entry. (Incremental_input_entry_reader::get_global_symbol_reader): Likewise. (Incremental_input_entry_reader::get_comdat_group_signature): New function. * object.cc (Sized_relobj::include_section_group): Report kept COMDAT groups for incremental links. 2011-05-24 David Meyer * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters with name parameter. Add found_name parameter. * fileread.cc (Input_file::find_file): Adjust code accordingly. * dirsearch.h (class Dirsearch): Update declaration. 2011-05-24 Ian Lance Taylor * archive.cc (Library_base::should_include_member): Pull in object from archive if it defines the entry symbol. * parameters.cc (Parameters::entry): New function. * parameters.h (class Parameters): Declare entry. * output.h (class Output_file_header): Remove entry_ field. * output.cc (Output_file_header::Output_file_header): Remove entry parameter. Change all callers. (Output_file_header::entry): Use parameters->entry. * gold.cc (queue_middle_tasks): Likewise. * plugin.cc (Plugin_hook::run): Likewise. 2011-05-24 Cary Coutant * gold.cc (queue_initial_tasks): Pass incremental base filename to Output_file::open_base_file; don't print error message. * incremental-dump.cc (main): Adjust call to Output_file::open_for_modification. * incremental-dump.cc (main): Likewise. * incremental.cc (Incremental_inputs::report_command_line): Ignore --incremental-base option when comparing command lines. Ignore parameter when given as separate argument. * options.h (class General_options): Add --incremental-base. * output.cc (Output_file::Output_file): (Output_file::open_base_file): Add base_name and writable parameters; read base file into new file; print error message here. (Output_file::map_no_anonymous): Add writable parameter; adjust all callers. * output.h (Output_file::open_for_modification): Rename to... (Output_file::open_base_file): ...this; add base_name and writable parameters; adjust all callers. (Output_file::map_no_anonymous): Add writable parameter; adjust all callers. * testsuite/Makefile.am (incremental_test_4): Test --incremental-base. * testsuite/Makefile.in: Regenerate. 2011-05-24 Cary Coutant * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3, incremental_test_4. * testsuite/Makefile.in: Regenerate. * testsuite/two_file_test_1_v1.cc: New test source file. * testsuite/two_file_test_1b_v1.cc: New test source file. * testsuite/two_file_test_2_v1.cc: New test source file. 2011-05-24 Cary Coutant * 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 Cary Coutant * 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. 2011-05-23 Cary Coutant * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries. * incremental-dump.cc (dump_incremental_inputs): Mask high-order bit when checking got_type. * incremental.cc (Sized_incremental_binary::setup_readers): Store symbol table and string table locations; initialize bit vector of file status flags. (Sized_incremental_binary::do_reserve_layout): Set bit flag for unchanged files. (Sized_incremental_binary::do_process_got_plt): New function. (Sized_incremental_binary::get_symtab_view): Use stored locations. (Output_section_incremental_inputs::set_final_data_size): Record file index for each input file. (Output_section_incremental_inputs::write_got_plt): Store file index instead of input entry offset for each GOT entry. * incremental.h (Incremental_input_entry::Incremental_input_entry): Initialize new data member. (Incremental_input_entry::set_offset): Store file index. (Incremental_input_entry::get_file_index): New function. (Incremental_input_entry::file_index_): New data member. (Incremental_binary::process_got_plt): New function. (Incremental_binary::do_process_got_plt): New function. (Sized_incremental_binary::Sized_incremental_binary): Initialize new data members. (Sized_incremental_binary::~Sized_incremental_binary): New destructor. (Sized_incremental_binary::set_file_is_unchanged): New function. (Sized_incremental_binary::file_is_unchanged): New function. (Sized_incremental_binary::do_process_got_plt): New function. (Sized_incremental_binary::file_status_): New data member. (Sized_incremental_binary::main_symtab_loc_): New data member. (Sized_incremental_binary::main_strtab_loc_): New data member. * output.cc (Output_data_got::Got_entry::write): Add case RESERVED_CODE. (Output_data_got::add_global): Call add_got_entry. (Output_data_got::add_global_plt): Likewise. (Output_data_got::add_global_with_rel): Likewise. (Output_data_got::add_global_with_rela): Likewise. (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair. (Output_data_got::add_global_pair_with_rela): Likewise. (Output_data_got::add_local): Call add_got_entry. (Output_data_got::add_local_plt): Likewise. (Output_data_got::add_local_with_rel): Likewise. (Output_data_got::add_local_with_rela): Likewise. (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair. (Output_data_got::add_local_pair_with_rela): Likewise. (Output_data_got::reserve_slot): New function. (Output_data_got::reserve_slot_for_global): New function. (Output_data_got::add_got_entry): New function. (Output_data_got::add_got_entry_pair): New function. (Output_section::add_output_section_data): Edit FIXME. * output.h (Output_section_data_build::Output_section_data_build): New constructor with size parameter. (Output_data_space::Output_data_space): Likewise. (Output_data_got::Output_data_got): Initialize new data member; new constructor with size parameter. (Output_data_got::add_constant): Call add_got_entry. (Output_data_got::reserve_slot): New function. (Output_data_got::reserve_slot_for_global): New function. (class Output_data_got::Got_entry): Add RESERVED_CODE. (Output_data_got::add_got_entry): New function. (Output_data_got::add_got_entry_pair): New function. (Output_data_got::free_list_): New data member. * target.h (Sized_target::init_got_plt_for_update): New function. (Sized_target::register_global_plt_entry): New function. * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new data member; call init; add constructor with PLT count. (Output_data_plt_x86_64::init): New function. (Output_data_plt_x86_64::add_relocation): New function. (Output_data_plt_x86_64::reserve_slot): New function. (Output_data_plt_x86_64::free_list_): New data member. (Target_x86_64::init_got_plt_for_update): New function. (Target_x86_64::register_global_plt_entry): New function. (Output_data_plt_x86_64::add_entry): Allocate from free list for incremental updates. (Output_data_plt_x86_64::add_relocation): New function. * testsuite/object_unittest.cc (Object_test): Set default options. 2011-05-16 Ian Lance Taylor * options.h (class General_options): Make -i a synonym for -r. 2011-05-16 Ian Lance Taylor * testsuite/tls_test_main.cc: Use semaphores instead of mutexes. 2011-05-10 Cary Coutant * object.cc (Sized_relobj::do_count_local_symbols): Check for strip_all (-s). 2011-05-06 Ian Lance Taylor * layout.cc (Layout::layout): If the output section flags change, update the ordering. 2011-04-25 Cary Coutant * 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. 2011-04-22 Vladimir Simonov * descriptors.cc (set_close_on_exec): New function. (Descriptors::open): Use set_close_on_exec. * output.cc (S_ISLNK): Define if not defined. 2011-04-22 Cary Coutant * incremental.cc (Sized_incremental_binary::setup_readers): Allocate global symbol map. (Sized_incremental_binary::do_apply_incremental_relocs): New function. (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map. (Sized_incr_relobj::do_relocate): Remap section indices in incremental relocations. (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map. (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME. (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise. * incremental.h (Incremental_inputs_reader::global_symbol_reader_at_offset): New function. (Incremental_binary::apply_incremental_relocs): New function. (Incremental_binary::do_apply_incremental_relocs): New function. (Sized_incremental_binary::Sized_incremental_binary): Initialize new data member. (Sized_incremental_binary::add_global_symbol): New function. (Sized_incremental_binary::global_symbol): New function. (Sized_incremental_binary::do_apply_incremental_relocs): New function. (Sized_incremental_binary::symbol_map_): New data member. * layout.cc (Layout_task_runner::run): Apply incremental relocations. * target.h (Sized_target::apply_relocation): New function. * target-reloc.h (apply_relocation): New function. * x86_64.cc (Target_x86_64::apply_relocation): New function. 2011-04-22 Doug Kwan * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER flag of a SHT_ARM_EXIDX section. * testsuite/Makefile.am (arm_exidx_test): New test rules. * testsuite/Makefile.in: Regenerate. * testsuite/arm_exidx_test.s: New file. * testsuite/arm_exidx_test.sh: Same. 2011-04-20 Cary Coutant PR gold/12689 * archive.h (Incremental_archive_entry::Archive_member): Initialize arg_serial_ (second constructor). 2011-04-17 Ian Lance Taylor * object.cc (Relocate_info::location): Simplify location string. * errors.cc (Errors::error_at_location): Don't print program name. (Errors::warning_at_location): Likewise. (Errors::undefined_symbol): Likewise. * testsuite/debug_msg.sh: Update accordingly. 2011-04-14 Cary Coutant * gold/layout.cc (Layout::symtab_section_offset): New function. * gold/layout.h (Layout::symtab_section_offset): New function. * gold/reloc.cc (Sized_relobj::do_relocate): Call it. 2011-04-12 Ian Lance Taylor * configure.ac: Check for sys/mman.h and mmap. Check for mremap with MREMAP_MAYMOVE. * output.h (class Output_file): Add map_is_allocated_ field. * output.cc: Only #include if it exists. If mmap is not available, provide stubs. If mremap is not available, #define it to gold_mremap. (MREMAP_MAYMOVE): Define if not defined. (Output_file::Output_file): Initialize map_is_allocated_. (Output_file::resize): Check map_is_allocated_. (Output_file::map_anonymous): If mmap fails, use malloc. (Output_file::unmap): Don't do anything for an anonymous map. * fileread.cc: Only #include if it exists. If mmap is not available, provide stubs. (File_read::View::~View): Use free rather than delete[]. (File_read::make_view): Use malloc rather than new[]. If mmap fails, use malloc. (File_read::find_or_make_view): Use malloc rather than new[]. * gold.h: Remove HAVE_REMAP code. * mremap.c: #include . Only #include if it exists. Rename mremap to gold_mremap. If mmap is not available don't do anything. * configure, config.in: Rebuild. 2011-04-11 Ian Lance Taylor * incremental.cc (Sized_incr_relobj::do_add_symbols): Always initialize local variable v. 2011-04-11 Cary Coutant * 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. 2011-04-05 Cary Coutant * incremental-dump.cc (dump_incremental_inputs): Change signature to take a Sized_incremental_binary; change caller. Use readers in Sized_incremental_binary. * incremental.cc (Sized_incremental_binary::find_incremental_inputs_sections): Rename do_find_incremental_inputs_sections to this. (Sized_incremental_binary::setup_readers): New function. (Sized_incremental_binary::do_check_inputs): Check has_incremental_info_ flag; move setup code to setup_readers; use input readers. (Sized_incremental_binary::do_file_is_unchanged): New function. (Sized_incremental_binary::do_get_input_reader): New function. * incremental.h (class Incremental_binary): Move to end of file. (Incremental_binary::file_is_unchanged): New function. (Incremental_binary::do_file_is_unchanged): New function. (Incremental_binary::Input_reader): New class. (Incremental_binary::get_input_reader): New function. (class Sized_incremental_binary): Move to end of file. (Sized_incremental_binary::Sized_incremental_binary): Setup the input section reader classes. (Sized_incremental_binary::has_incremental_info): New function. (Sized_incremental_binary::inputs_reader): New function. (Sized_incremental_binary::symtab_reader): New function. (Sized_incremental_binary::relocs_reader): New function. (Sized_incremental_binary::got_plt_reader): New function. (Sized_incremental_binary::do_file_is_unchanged): New function. (Sized_incremental_binary::Sized_input_reader): New class. (Sized_incremental_binary::get_input_reader): New function. (Sized_incremental_binary::find_incremental_inputs_sections): Rename do_find_incremental_inputs_sections to this. (Sized_incremental_binary::setup_readers): New function. (Sized_incremental_binary::has_incremental_info_): New data member. (Sized_incremental_binary::inputs_reader_): New data member. (Sized_incremental_binary::symtab_reader_): New data member. (Sized_incremental_binary::relocs_reader_): New data member. (Sized_incremental_binary::got_plt_reader_): New data member. (Sized_incremental_binary::current_input_file_): New data member. 2011-04-05 Paul Pluzhnikov PR gold/12640 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds violation. 2011-03-30 Cary Coutant * archive.cc (Archive::include_member): Adjust call to report_object. (Add_archive_symbols::run): Add script_info to call to report_archive_begin. (Lib_group::include_member): Adjust call to report_object. (Add_lib_group_symbols::run): Adjust call to report_object. * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary blocks. Add object count for script input files. * incremental.cc (Incremental_inputs::report_archive_begin): Add script_info parameter; change all callers. (Incremental_inputs::report_object): Add script_info parameter; change all callers. (Incremental_inputs::report_script): Store backpointer to incremental info entry. (Output_section_incremental_inputs::set_final_data_size): Record additional information for scripts. (Output_section_incremental_inputs::write_info_blocks): Likewise. * incremental.h (Incremental_script_entry::add_object): New function. (Incremental_script_entry::get_object_count): New function. (Incremental_script_entry::get_object): New function. (Incremental_script_entry::objects_): New data member; adjust constructor. (Incremental_inputs::report_archive_begin): Add script_info parameter. (Incremental_inputs::report_object): Add script_info parameter. (Incremental_inputs_reader::get_object_count): New function. (Incremental_inputs_reader::get_object_offset): New function. * options.cc (Input_arguments::add_file): Return reference to new input argument. * options.h (Input_argument::set_script_info): New function. (Input_argument::script_info): New function. (Input_argument::script_info_): New data member; adjust all constructors. (Input_file_group::add_file): Return reference to new input argument. (Input_file_lib::add_file): Likewise. (Input_arguments::add_file): Likewise. * readsyms.cc (Add_symbols::run): Adjust call to report_object. * script.cc (Parser_closure::Parser_closure): Add script_info parameter; adjust all callers. (Parser_closure::script_info): New function. (Parser_closure::script_info_): New data member. (read_input_script): Report scripts earlier to incremental info. (script_add_file): Set script_info in Input_argument. (script_add_library): Likewise. * script.h (Script_options::Script_info): Rewrite class. 2011-03-29 Cary Coutant * 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. 2011-03-27 Ian Lance Taylor * archive.cc (Archive::interpret_header): Return -1 if something goes wrong. Change callers accordingly. 2011-03-25 Cary Coutant * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm. * testsuite/Makefile.in: Regenerate. 2011-03-23 Rafael Ávila de Espíndola * plugin.cc (get_view): New. (Plugin::load): Pass get_view to the plugin. (Plugin_manager::get_view): New. 2011-03-21 Ian Lance Taylor * testsuite/final_layout.sh: Rewrite to not use dc. * testsuite/relro_test.sh: Fail if dc is not present. 2011-03-21 Sriraman Tallam * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start. Change == to -eq. * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start. * testsuite/icf_safe_test.sh: Add #!/bin/sh to start. Change == to -eq. * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start. * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start. 2011-03-14 Ian Lance Taylor * script-sections.cc (Sort_output_sections::script_compare): Rename from is_before, change return type. (Sort_output_sections::operator()): Adjust accordingly. 2011-03-11 Jeffrey Yasskin PR gold/12572 * testsuite/odr_violation2.cc: Add comment to make all error line numbers double digits. * testsuite/debug_msg.sh: Adjust expected errors. 2011-03-09 Jeffrey Yasskin * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines, but mark earlier ones as non-canonical (offset_to_iterator): Update search target and example (do_addr2line): Return extra lines in a vector* (format_file_lineno): Extract from do_addr2line (one_addr2line): Add vector* out-param * dwarf_reader.h (Offset_to_lineno_entry): New field recording when a lineno entry appeared last for its instruction (Dwarf_line_info): Add vector* out-param * object.cc (Relocate_info): Pass NULL for the vector* out-param * symtab.cc (Odr_violation_compare): Include the lineno in the comparison again. (linenos_from_loc): New. Combine the canonical line for an address with its other lines. (True_if_intersect): New. Helper functor to make std::set_intersection a query. (detect_odr_violations): Compare sets of lines instead of just one line for each function. This became less deterministic, but has fewer false positives. * symtab.h: Declarations. * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to mix an optimized and non-optimized object in the same binary (odr_violation2.so): Same. * testsuite/Makefile.in: Regenerate from Makefile.am. * testsuite/debug_msg.cc (main): Make OdrDerived classes. * testsuite/debug_msg.sh: Update line numbers and add assertions. * testsuite/odr_violation1.cc: Use OdrDerived, in a non-optimized context. * testsuite/odr_violation2.cc: Make sure Ordering::operator() isn't inlined, and use OdrDerived in an optimized context. * testsuite/odr_header1.h: Defines OdrDerived, where optimization will change the first-instruction-in-the-destructor's file and line number. * testsuite/odr_header2.h: Defines OdrBase. 2011-03-09 Ian Lance Taylor * fileread.cc (File_read::clear_views): Don't delete the whole file view. 2011-03-08 Ian Lance Taylor PR gold/12525 * fileread.cc: #include . (GOLD_IOV_MAX): Define. (File_read::read_multiple): Limit number of entries by iov_max. * fileread.h (class File_read): Always set max_readv_entries to 128. 2011-03-07 Ian Lance Taylor PR gold/12525 * options.h (class General_options): Add -dy and -dn. 2011-03-02 Cary Coutant * testsuite/script_test_9.t: Add TLS segment. 2011-03-02 Simon Baldwin * configure.ac: Add check for gnu_indirect_function support in the toolchain building binutils. * configure: Rebuild. 2011-02-18 Rafael Ávila de Espíndola * symtab.cc (Symbol::should_add_dynsym_entry) Return false for plugin only symbols. (Symbol_table::sized_finalize_symbol) Mark symbol only present in plugin files as not needed in the symbol table. 2011-02-11 Sriraman Tallam * output.cc (Output_section::add_input_section): Delay fill generation for section ordering. 2011-02-09 Ian Lance Taylor PR gold/12316 * object.h (class Sized_relobj): Remove clear_local_symbols. * reloc.cc (Sized_relobj::do_relocate): Don't call clear_local_symbols. 2011-02-08 Rafael Ávila de Espíndola * plugin.cc (is_visible_from_outside): Return true for symbols in the -u option. 2011-02-04 Jeffrey Yasskin * symtab.cc (Odr_violation_compare::operator()): Sort by just the filename. 2011-02-02 Sriraman Tallam * icf.h (is_section_foldable_candidate): Change type of parameter to std::string. * icf.cc (Icf::find_identical_sections): Change type of local variable section_name to be std::string. (is_function_ctor_or_dtor): Change type of parameter to std::string. 2011-01-25 Ian Lance Taylor * script.cc (script_add_extern): Rewrite to use add_symbol_reference. 2011-01-25 Doug Kwan * icf.cc (get_section_contents): Always lock section's object. 2011-01-24 Ian Lance Taylor * options.h (class General_options): Accept --no-detect-odr-violations. 2011-01-24 Ian Lance Taylor * version.cc (version_string): Bump to 1.11. 2011-01-24 Ian Lance Taylor * plugin.cc (class Plugin_rescan): Define new class. (Plugin_manager::claim_file): Set any_claimed_. (Plugin_manager::save_archive): New function. (Plugin_manager::save_input_group): New function. (Plugin_manager::all_symbols_read): Create Plugin_rescan task if necessary. (Plugin_manager::new_undefined_symbol): New function. (Plugin_manager::rescan): New function. (Plugin_manager::rescannable_defines): New function. (Plugin_manager::add_input_file): Set any_added_. * plugin.h (class Plugin_manager): define new fields rescannable_, undefined_symbols_, any_claimed_, and any_added_. Declare Plugin_rescan as friend. Declare new functions. (Plugin_manager::Rescannable): Define type. (Plugin_manager::Rescannable_list): Define type. (Plugin_manager::Undefined_symbol_list): Define type. (Plugin_manager::Plugin_manager): Initialize new fields. * archive.cc (Archive::defines_symbol): New function. (Add_archive_symbols::run): Pass archive to plugins if any. * archive.h (class Archive): Declare defines_symbol. * readsyms.cc (Input_group::~Input_group): New function. (Finish_group::run): Pass input_group to plugins if any. * readsyms.h (class Input_group): Declare destructor. * symtab.cc (add_from_object): Pass undefined symbol to plugins if any. 2011-01-10 Ian Lance Taylor * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame section as relro. (Layout::set_segment_offsets): Reset increase_relro before calling set_section_addresses a second time. 2011-01-04 Cary Coutant * script-sections.cc (Sort_output_sections::operator()): Sort TLS sections before NOBITS sections. 2011-01-01 H.J. Lu * version.cc (print_version): Update copyright to 2011. 2010-12-23 Cary Coutant * output.h (Output_data_reloc::add_output_section): Pass OD instead of OS to this->add. Add OD parameter to second form of the function. 2010-12-20 Ian Lance Taylor * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep second of two consecutive entries with same offset. 2010-12-16 Ralf Wildenhues * testsuite/Makefile.am (ifuncmain2static_LDADD) (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD) (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables, to avoid unneeded links against $(LDADD). * testsuite/Makefile.in: Regenerate. 2010-12-15 Ian Lance Taylor PR gold/12324 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error for R_X86_64_32 and R_X86_64_PC32. * testsuite/Makefile.am (ver_matching_def.so): Depend on and use ver_matching_def_pic.o. (ver_matching_def_pic.o): New target. 2010-12-14 Ralf Wildenhues * fileread.cc (file_counts_lock, file_counts_initialize_lock) (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes): Move definition before File_read::View member definitions. (File_read::View::~View): Initialize and hold lock before updating current_mapped_bytes. 2010-12-14 Ralf Wildenhues * 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. 2010-12-09 Cary Coutant * layout.cc (Layout::layout_gnu_stack): Add warnings for executable stack. * layout.h (Layout::layout_gnu_stack): Add pointer to Object parameter; change all callers. * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack. * options.h (warn_execstack): New option. 2010-12-07 Doug Kwan * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31 like function call relocations. 2010-12-07 Ian Lance Taylor * archive.cc (Archive::get_elf_object_for_member): Permit punconfigured to be NULL. (Archive::read_symbols): Pass NULL to get_elf_object_for_member. (Archive::include_member): Pass NULL to get_elf_object_for_member if we searched for the archive and this is the first included object. 2010-12-01 Ian Lance Taylor * dwarf_reader.h (class Sized_dwarf_line_info): Add track_relocs_type_ field. * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info): Set track_relocs_type_. (Sized_dwarf_line_info::process_one_opcode): Ignore the section contents when using RELA relocs. (Sized_dwarf_line_info::read_relocs): Add the reloc addend to reloc_map_. * reloc.cc (Track_relocs::next_addend): New function. * reloc.h (class Track_relocs): Declare next_addend. 2010-12-01 Ian Lance Taylor * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add virtual destructor. 2010-12-01 Ian Lance Taylor * README: Update compilers known to work and fail. 2010-11-23 Matthias Klose * configure.in: For --enable-gold, handle value `default' instead of `both*'. Always install ld as ld.bfd, install as ld if gold is not the default. * configure: Regenerate. 2010-11-18 Doug Kwan * expression.cc (BINARY_EXPRESSION): Initialize left_alignment and right_alignment to be zero. Store result alignment only if it is greater than existing alignment. 2010-11-16 Cary Coutant PR gold/12220 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info): Check for ".zdebug_line". 2010-11-16 Doug Kwan Cary Coutant * output.h (Output_segment::set_section_addresses): Pass increase_relro by reference; adjust all callers. * output.cc (Output_segment::set_section_addresses): Adjust references to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST list is empty. (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not end at page boundary. 2010-11-16 Cary Coutant PR gold/12220 * layout.cc (Layout::choose_output_section): Transform names of compressed sections even when using a script with a SECTIONS clause. (Layout::output_section_name): Remove code to transform compressed debug section names. * output.cc (Output_section::add_input_section): Use uncompressed section size when tracking input sections. 2010-11-11 Richard Sandiford * symtab.h (Symbol::NON_PIC_REF): Remove. (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags. (Symbol::FUNCTION_CALL): Renumber. Reword comment. (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF. (Symbol::use_plt_offset): Take a flags argument and pass it directly to needs_dynamic_reloc. Restrict check for undefined weak symbols to function calls. * arm.cc (Target_arm::Scan::get_reference_flags): New function. (Target_arm::Scan::global): Use it. (Target_arm::Scan::scan_reloc_for_stub): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm::Relocate::should_apply_static_reloc): Replace flags parameter with an r_type parameter. Use get_reference_flags to get the flags. (Target_arm::Relocate::relocate): Update accordingly. * i386.cc (Target_i386::Scan::get_reference_flags): New function. (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it. (Target_i386::Scan::global): Likewise. (Target_i386::Relocate::relocate): Likewise. (Target_i386::Relocate::should_apply_static_reloc): Replace flags parameter with an r_type parameter. Use get_reference_flags to get the flags. (Target_i386::Relocate::relocate): Update accordingly. * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function. (Target_powerpc::Scan::global): Use it. (Target_powerpc::Scan::scan_reloc_for_stub): Likewise. (Target_powerpc::Relocate::relocate): Likewise. * sparc.cc (Target_sparc::Scan::get_reference_flags): New function. (Target_sparc::Scan::global): Use it. (Target_sparc::Scan::scan_reloc_for_stub): Likewise. (Target_sparc::Relocate::relocate): Likewise. * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function. (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it. (Target_x86_64::Scan::global): Likewise. (Target_x86_64::Relocate::relocate): Likewise. 2010-11-08 Doug Kwan Cary Coutant * arm.cc (Arm_exidx_merge_section::build_contents): New method. (Arm_exidx_merge_section::section_contents_): New data member. (Arm_input_section::Arm_input_section): Initialize original_contents_. (Arm_input_section::~Arm_input_section): De-allocate memory. (Arm_input_section::original_contents_): New data member. (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents in parameters instead of calling Object::section_contents without locking. (Arm_output_section::group_section): New parameter TASK. Pass it to callees that need locking objects. (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it to lock EXIDX input sections. Fix a formatting issue. Call Arm_exidx_merged_section::build_contents to create merged section contents. (Arm_output_section::create_stub_group): New parameter TASK. Use it to lock object of stub table owner. (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter TEXT_SIZE to initialize data member TEXT_SIZE_. (Arm_exidx_input_section::addralign): Fix typo in comment. (Arm_exidx_input_section::text_size): New method. (Target_arm::do_relax): New parameter TASK. Pass it to callees that require locking objects. Lock objects before scanning for stubs and updating local symbols. (Arm_input_section::init): Copy contents of original input section. (Arm_input_section::do_write): Use saved contents of original input section instead of calling Object::section_contents without locking. (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section size without calling Object::section_size(). (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check for size. Allocate a buffer for merged EXIDX entries. (Arm_exidx_merged_section::build_contents): New method. (Arm_exidx_merged_section::do_write): Move merge section contents building code to Arm_exidx_merged_section::build_contetns. Write out contetns in buffer instead of building it on the fly. (Arm_relobj::make_exidx_input_section): Also pass text section size to Arm_exidx_input_section constructor. (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue. (Arm_dynobj::do_read_symbols): Fix memory leak. * layout.cc (Layout::finalize): Pass TASK to Target::relax(). * target.h: (class Task): Add forward declaration. (Target::relax): Add new parameter TASK and pass it to Target::do_relax(). (Target::do_relax):: New parameter TASK. Fix a formatting issue. 2010-11-05 Cary Coutant PR gold/10708 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the object when reading from the file. * gold.cc (queue_middle_tasks): Hold a lock on the object when doing second layout pass. * icf.cc (preprocess_for_unique_sections): Hold a lock on the object when reading section contents. (get_section_contents): Likewise. (icf::find_identical_sections): Likewise. * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the object when reading from the file. * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on the object when doing deferred section layout. 2010-11-03 Nick Clifton PR gold/12001 * script.h (class Symbol_assignment: name): New member. Returns the name of the symbol. * scrfipt.cc (Script_options::is_pending_assignment): New member. Returns true if the given symbol name is on the list of assignments wating to be processed. * archive.cc (should_incldue_member): If the symbol is undefined, check to see if it is on the list of symbols pending assignment. 2010-11-03 Ryan Mansfield * script-sections.cc (Script_sections::find_memory_region): Check for a NULL output section pointer. 2010-10-29 Doug Kwan * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to Output_section::add_relaxed_input_section. * output.cc (Output_section::add_relaxed_input_section): Add new arguments LAYOUT and NAME. Set section order index. (Output_section::convert_input_sections_in_list_to_relaxed_sections): Copy section order index. * output.h (Output_section::add_relaxed_input_section): Add new arguments LAYOUT and NAME. 2010-10-29 Viktor Kutuzov * testsuite/Makefile.am: Move gcctestdir/ld rule to NATIVE_OR_CROSS_LINKER. * testsuite/Makefile.in: Regenerate. 2010-10-20 Doug Kwan * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections without SHF_LINK_ORDER flags. * layout.cc (Layout::choose_output_section): Do not filter SHF_LINK_ORDER flag in a relocatable link. 2010-10-17 Cary Coutant * output.h (Output_segment::set_section_addresses): Change function signature. Update all callers. * output.cc (Output_segment::is_first_section_relro): Ignore TLS sections. (Output_segment::set_section_addresses): Align after last TLS section. Add padding before last relro section instead of after. 2010-10-17 Doug Kwan * gold/arm.cc (Target_arm::got_section): Use correct order and set GOT output section to be writable. 2010-10-14 Cary Coutant * debug.h (DEBUG_INCREMENTAL): New flag. (debug_string_to_enum): Add DEBUG_INCREMENTAL). * gold.cc (queue_initial_tasks): Check parameters for incremental link mode. * incremental.cc (report_command_line): Ignore all forms of --incremental. * layout.cc (Layout::Layout): Check parameters for incremental link mode. * options.cc (General_options::parse_incremental): New function. (General_options::parse_no_incremental): New function. (General_options::parse_incremental_full): New function. (General_options::parse_incremental_update): New function. (General_options::incremental_mode_): New data member. (General_options::finalize): Check incremental_mode_. * options.h (General_options): Update help text for --incremental. Add --no-incremental, --incremental-full, --incremental-update. (General_options::Incremental_mode): New enum type. (General_options::incremental_mode): New function. (General_options::incremental_mode_): New data member. * parameters.cc (Parameters::incremental_mode_): New data member. (Parameters::set_options): Set incremental_mode_. (Parameters::set_incremental_full): New function. (Parameters::incremental): New function. (Parameters::incremental_update): New function. (set_parameters_incremental_full): New function. * parameters.h (Parameters::set_incremental_full): New function. (Parameters::incremental): New function. (Parameters::incremental_update): New function. (Parameters::incremental_mode_): New data member. (set_parameters_incremental_full): New function. * plugin.cc (Plugin_manager::add_input_file): Check parameters for incremental link mode. * reloc.cc (Sized_relobj::do_read_relocs): Likewise. (Sized_relobj::do_relocate_sections): Likewise. * testsuite/Makefile.am (incremental_test): Use --incremental-full option. * testsuite/Makefile.in: Regenerate. * testsuite/incremental_test.sh: Filter all forms of --incremental. 2010-10-12 Viktor Kutuzov * script-sections.h (class Script_sections): Make Sections_elements typedef public. * script-sections.cc (class Sort_output_sections): Add elements_ field. Add constructor which sets it; change all callers. (Sort_output_sections::is_before): New function. (Sort_output_sections::operator()): Call is_before. * configure.ac (NATIVE_OR_CROSS_LINKER): New automake conditional. * testsuite/script_test_10.sh: New test. Test script section order. * testsuite/script_test_10.t: Likewise. * testsuite/script_test_10.s: Likewise. * testsuite/Makefile.am: Wrap the cross linker tests and the common tests into NATIVE_OR_CROSS_LINKER. (check_SCRIPTS): Add script_test_10.sh. (check_DATA): Add script_test_10.stdout. (script_test_10.o, script_test_10): New targets. (script_test_10.stdout): New target. * configure, testsuite/Makefile.in: Regenerate. 2010-10-12 Viktor Kutuzov * arm.cc (Target_arm::Scan::local): Report the unsupported reloc error for the deprecated relocations. (Target_arm::Scan::global): Likewise. (Target_arm::Relocate::relocate): Likewise. 2010-10-12 Richard Sandiford * fileread.cc (Input_file::find_file): Initialize *found_name and *namep when using the fallback search for case 4. 2010-10-11 Cary Coutant * options.h (class General_options): Redefine -z lazy as an alias for the negation of -z now. 2010-10-11 Ian Lance Taylor * resolve.cc (symbol_to_bits): Report the value of the unsupported binding. 2010-10-06 Nick Clifton * script-sections.cc(class Memory_region): Remove current_lma_offset_ field. Rename current_vma_offset_ to current_offset_. Add last_section_ field. (Memory_region::get_current_vma_address): Rename to get_current_address. (Memory_region::get_current_lma_address): Delete. (Memory_region::increment_vma_offset): Rename to increment_offset. (Memory_region::increment_lma_offset): Delete. (Memory_region::attributes_compatible): New method. Returns true if the provided section is compatible with the region. (Memory_region::get_last_section): New method. Returns the last section to use the region. (Memory_region::set_last_section): New method. Stores the last section to use the region. (Script_sections::block_in_region): New method. Returns true if a block of memory is contained within a region. (Script_sections::find_memory_region): New method. Locates a memory region to be used to set a VMA or LMA address. (Output_section_definition::set_section_addresses): Add code to check for addresses set by memory regions. (Output_segment::set_section_addresses): Remove memory region walking code. (Script_sections::create_segment): Add a warning if a header segment is created outside of any region. * script-sections.h (class Script_sections): Add prototypes for find_memory_region and block_in_region methods. * testsuite/memory_test.s: Use .long instead of .word. * testsuite/memory_test.t: Add some more output sections. * testsuite/memory_test.sh: Update expected output. 2010-10-02 Doug Kwan * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move defintion to symtab.h * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change declaration to defintion. 2010-10-01 Nick Clifton * expression.cc (eval): Replace dummy argument with NULL. (eval_maybe_dot): Check for a NULL result section pointer. (Symbol_expression::value): Likewise. (Dot_expression::value): Likewise. (BINARY_EXPRESSION): Likewise. (Max_expression::value): Likewise. (Min_expression::value): Likewise. (Absolute_expression::value): Likewise. (Addr_expression::value_from_output_section): Likewise. (Loaddddr_expression::value_from_output_section): Likewise. (Segment_start_expression::value): Likewise. * script-sections.cc (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy argument with NULL. (Sections_elememt_dot_assignment::set_section_addresses): Likewise. (Output_data_expression::do_write_to_buffer): Likewise. (Output_section_definition::finalize_symbols): Likewise. (Output_section_definition::set_section_addresses): Likewise. 2010-09-30 Doug Kwan * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests. 2010-09-28 Sriraman Tallam * target.h (Target::can_icf_inline_merge_sections): New virtual function. * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New virtual function. * i386.cc (Target_i386::can_icf_inline_merge_sections): New virtual function. * icf.cc (get_section_contents): Inline merge sections only when target allows it. 2010-09-27 Ralf Wildenhues * configure: Regenerate. 2010-09-17 Ian Lance Taylor * testsuite/memory_test.sh: Adjust for change of 2010-09-10. * testsuite/Makefile.am (memory_test.o): New target. (memory_test): Depend on memory_test.o, gcctestdir/ld, and memory_test.t. * testsuite/Makefile.in: Rebuild. 2010-09-17 Doug Kwan * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and defintion if relocation uses GOT entries of the symbol. * testsuite/icf_safe_test.sh: Fix test. * testsuite/icf_safe_so_test.sh: Fix test. 2010-09-16 Cary Coutant * script_sections.cc (class Memory_region): Remove "NULL" from vector initializations. 2010-09-15 Cary Coutant * incremental.cc (Output_section_incremental_inputs::write_info_blocks): Resolve forwarding symbols. 2010-09-15 Doug Kwan * gold/testsuite/script_test_3.t: Add ARM special sections. * gold/testsuite/script_test_4.t: Same. * gold/testsuite/script_test_5.t: Same. * gold/testsuite/script_test_6.t: Same. * gold/testsuite/script_test_7.t: Same. * gold/testsuite/script_test_7.t: Same. * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment. 2010-09-14 Cary Coutant * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member. (Target_x86_64::Relocate::relocate_tls): Replace check for saw_tls_block_reloc_ with test for executable section. 2010-09-12 Cary Coutant * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from position-independent executables to shared libraries need dynamic relocations. (Symbol::may_need_copy_reloc): Do not generate COPY relocs in position-independent executables. * testsuite/Makefile.am (two_file_mixed_pie_test): New test. * testsuite/Makefile.in: Regenerate. 2010-09-10 Nick Clifton PR gold/11997 * testsuite/memory_test.t: Discard any sections that are not needed. 2010-09-09 H.J. Lu PR gold/11996 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove "This::" to work around a bug in gcc 4.2. * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)). 2010-09-09 Rafael Espindola * layout.cc (Layout::attach_allocated_section_to_segment): Don't put sections with different PF_X flags in the same segment. (Layout::find_first_load_seg): Search all segments to find the first one. * options.h (rosegment): New. 2010-09-08 Rafael Espindola * layout.cc (Layout::set_segment_offsets): Always advance to a new page. 2010-09-08 Doug Kwan * 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 Rafael Espindola * Makefile.am (memory_test.stdout): Run readelf with -W. * Makefile.in: Regenerate. * testsuite/memory_test.sh: Make the regexps accept both 32 and 64 bit output. 2010-09-08 Rafael Espindola * script-sections.cc (Script_sections::add_memory_region): Convert field precision to int. * script.cc (script_set_section_region, script_set_section_region): Convert field precision to int. 2010-09-08 Rafael Espindola * arm.cc (do_finalize_sections): Create the __exidx_start and __exdix_end symbols even when the section is missing. 2010-09-08 Nick Clifton * README: Remove claim that MEMORY is not supported. * expression.cc (script_exp_function_origin) (script_exp_function_length): Move from here to ... * script.cc: ... here. (script_set_section_region, script_add_memory) (script_parse_memory_attr, script_include_directive): New functions. * script-sections.cc (class Memory_region): New class. (class Output_section_definition): Add set_memory_region, set_section_vma, set_section_lma and get_section_name methods. (class Script_Sections): Add add_memory_region, find_memory_region, find_memory_region_origin, find_memory_region_length and set_memory_region methods. Have set_section_addresses method walk the list of set memory regions. Extend the print methos to display memory regions. * script-sections.h: Add prototypes for new methods. Add enum for MEMORY region attributes. * yyscript.y: Add support for parsing MEMORY regions. * script-c.h: Add prototypes for new functions. * testsuite/Makefile.am: Add test of MEMORY region functionality. * testsuite/Makefile.in: Regenerate. * testsuite/memory_test.sh: New script. * testsuite/memory_test.s: New assembler source file. * testsuite/memory_test.t: New linker script. 2010-08-27 Doug Kwan * gold/resolve.cc (Symbol_table::should_override): Let a weak reference override an existing dynamic weak reference. * testsuite/Makefile.am: Add new test dyn_weak_ref. * testsuite/Makefile.in: Regenerate. * testsuite/dyn_weak_ref.sh: New file. * testsuite/dyn_weak_ref_1.c: Ditto. * testsuite/dyn_weak_ref_2.c: Ditto. 2010-08-27 Ian Lance Taylor * incremental.h (class Incremental_input_entry): Add virtual destructor. 2010-08-27 Ian Lance Taylor * testsuite/start_lib_test_3.c: Mark t3 as used. 2010-08-27 Nick Clifton * options.cc (version_script): Fix small typo in previous whitespace tidyup. 2010-08-25 Nick Clifton * 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. 2010-08-24 Nick Clifton PR 11899 * layout.cc (segment_precedes): Sort segments by their physical addresses, if they have been set. 2010-08-23 Cary Coutant * archive.cc (Lib_group::add_symbols): Lock object before deleting its symbols data. (Lib_group::include_member): Unlock object after deleting its symbols data. * testsuite/start_lib_test_3.c: Remove all global symbols to trigger the bug fixed here. 2010-08-19 Neil Vachharajani Cary Coutant * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust constructor, and set_blocker. * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check readsyms_blocker_. * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass this->this_blocker_ to Add_lib_group_symbols::set_blocker. * testsuite/Makefile.am (start_lib_test): New test case. * testsuite/Makefile.in: Regenerate. * testsuite/start_lib_test_main.c: New file. * testsuite/start_lib_test_1.c: New file. * testsuite/start_lib_test_2.c: New file. * testsuite/start_lib_test_3.c: New file. 2010-08-19 Ian Lance Taylor * Makefile.in: Rebuild with automake 1.11.1. * aclocal.m4: Likewise. * testsuite/Makefile.in: Likewise. 2010-08-19 Ian Lance Taylor 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. 2010-08-18 Ian Lance Taylor * incremental.cc (Output_section_incremental_inputs::write_input_files): Add cast to avoid signed/unsigned comparison warning. (Output_section_incremental_inputs::write_info_blocks): Likewise. 2010-08-12 Cary Coutant * common.cc (Sort_commons::operator()): Remove unnecessary code. 2010-08-13 Ian Lance Taylor * testsuite/incremental_test_1.c: Add prototype to avoid warning. 2010-08-12 Cary Coutant Doug Kwan * resolve.cc (Symbol_table::should_override): When a weak dynamic defintion overrides non-weak undef, remember that the original undef is not weak. * symtab.cc (Symbol_table::sized_write_global): For undef without an original weak binding, set binding to global in output. * testsuite/Makefile.am: Add new test strong_ref_weak_def. * testsuite/Makefile.in: Regenerate. * testsuite/strong_ref_weak_def.sh: New file. * testsuite/strong_ref_weak_def_1.c: Ditto. * testsuite/strong_ref_weak_def_2.c: Ditto. 2010-08-12 Cary Coutant * testsuite/incremental_test.sh: Rewrite. * testsuite/incremental_test_1.c: Rewrite. * testsuite/incremental_test_2.c: Rewrite. 2010-08-12 Cary Coutant * 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 Cary Coutant * 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 Doug Kwan * arm.cc (Target_arm::merge_object_attributes): Check command line options --no-wchar-size-warning and --no-enum-size-warning. * options.h (General_options): Add ld-compatible options --no-enum-size-warning and --no-wchar-size-warning. 2010-08-04 Ian Lance Taylor * x86_64.cc (Target_x86_64::Scan::local): Use R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY. (Target_x86_64::Scan::global): Likewise. (Target_x86_64::Relocate::relocate): Likewise. (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc): Likewise. 2010-08-03 Cary Coutant * merge.cc (Output_merge_string::do_add_input_section): Count strings to reserve space in merged_strings vector. Keep total input size for stats. (Output_merge_string::do_print_merge_stats): Print total input size. * merge.h (Output_merge_string): Add input_size_ field. * stringpool.cc (Stringpool_template::string_length): Move implementations out of Stringpool_template class and place in stringpool.h. * stringpool.h (string_length): Move out of Stringpool_template. 2010-08-03 Ian Lance Taylor PR 11712 * layout.cc (relaxation_loop_body): If address of load segment is set, adjust address to include headers if possible. 2010-08-03 Ian Lance Taylor * version.cc (version_string): Bump to 1.10. 2010-08-03 Ian Lance Taylor PR 11805 * layout.h (enum Output_section_order): Define. (class Layout): Update declarations. * layout.cc (Layout::get_output_section): Add order parameter. Remove is_interp, is_dynamic_linker_section, is_last_relro, and is_first_non_relro parameters. Change all callers. (Layout::choose_output_section): Likewise. (Layout::add_output_section_data): Likewise. (Layout::make_output_section): Likewise. Set order. (Layout::default_section_order): New function. (Layout::layout_eh_frame): Call add_output_section_to_nonload. * output.cc (Output_section::Output_section): Initialize order_. Don't initialize deleted fields. (Output_segment::Output_segment): Don't initialize deleted fields. (Output_segment::add_output_section_to_load): New function replacing add_output_section. Change all callers to call this or add_output_section_to_nonload. (Output_segment::add_output_section_to_nonload): New function. (Output_segment::remove_output_section): Rewrite. (Output_segment::add_initial_output_data): Likewise. (Output_segment::has_any_data_sections): Likewise. (Output_segment::is_first_section_relro): Likewise. (Output_segment::maximum_alignment): Likewise. (Output_segment::has_dynamic_reloc): New function replacing dynamic_reloc_count. Change all callers. (Output_segment::has_dynamic_reloc_list): New function replacing dynamic_reloc_count_list. Change all callers. (Output_segment::set_section_addresses): Rewrite. (Output_segment::set_offset): Rewrite. (Output_segment::find_first_and_last_list): Remove. (Output_segment::set_tls_offsets): Rewrite. (Output_segment::first_section_load_address): Likewise. (Output_segment::output_section_count): Likewise. (Output_segment::section_with_lowest_load_address): Likewise. (Output_segment::write_section_headers): Likewise. (Output_segment::print_sections_to_map): Likewise. * output.h (class Output_data): Remove dynamic_reloc_count_ field. Add has_dynamic_reloc_ field. Make bools into bitfields. (Output_data::add_dynamic_reloc): Rewrite. (Output_data::has_dynamic_reloc): New function. (Output_data::dynamic_reloc_count): Remove. (class Output_section): Add order_ field. Remvoe is_relro_local_, is_last_relro_, is_first_non_relro_, is_interp_, is_dynamic_linker_section_ fields. Add order and set_order functions. Remove is_relro_local, set_is_relro_local, is_last_relro, set_is_last_relro, is_first_non_relro, set_is_first_non_relro functions, is_interp, set_is_interp, is_dynamic_linker_section, and set_is_dynamic_linker_section functions. (class Output_segment): Change Output_data_list from std::list to std:;vector. Add output_lists_ field. Remove output_data_ and output_bss_ fields. Update declarations. 2010-08-02 Ian Lance Taylor * arm.cc (Target_arm::gc_process_relocs): Use typename. * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise. * sparc.cc (Target_sparc::gc_process_relocs): Likewise. 2010-08-02 Ian Lance Taylor 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 Ian Lance Taylor PR 11866 * output.cc (Output_segment::set_offset): Search for the first and last sections rather than assuming that the list is in order. (Output_segment::find_first_and_last_list): New function. * output.h (class Output_segment): Update declarations. * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test. (relro_strip_test_SOURCES): New variable. (relro_strip_test_DEPENDENCIES): New variable. (relro_strip_test_LDFLAGS): New variable. (relro_strip_test_LDADD): New variable. (relro_strip_test.so): New target. 2010-08-02 Ian Lance Taylor * i386.cc (class Target_i386): Add got_tlsdesc_ field. (Target_i386::Target_i386):: Initialize got_tlsdesc_. (Target_i386::got_tlsdesc_section): New function. (Target_i386::got_section): Create space for GOT entries for TLSDESC relocations. (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized R_386_TLS_GOTDESC. (Target_i386::Scan::global): Likewise. (Target_i386::Relocate::relocate_tls): Adjust GOT offset when using TLSDESC GOT. * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field. (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_. (Target_x86_64::got_tlsdesc_section): New function. (Target_x86_64::got_section): Create space for GOT entries for TLSDESC relocations. (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized R_386_TLS_GOTDESC. (Target_x86_64::Scan::global): Likewise. (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when using TLSDESC GOT. 2010-08-02 Ian Lance Taylor * testsuite/final_layout.sh: Use dc to convert from hex to decimal. 2010-07-29 Sriraman Tallam * arm.cc (Target_arm::gc_process_relocs): Add template paramter to the call to gold::gc_process_relocs. * i386.cc (Target_i386::gc_process_relocs): Add template paramter to the call to gold::gc_process_relocs. * x86_64.cc (Target_x86_64::gc_process_relocs): Add template parameter to the call to gold::gc_process_relocs. * powerpc.cc (Target_powerpc::gc_process_relocs): Add template parameter to the call to gold::gc_process_relocs. * sparc.cc (Target_sparc::gc_process_relocs): Add template paramter to the call to gold::gc_process_relocs. * gc.h (get_embedded_addend_size): New function. (gc_process_relocs): Save the size of the reloc for use by ICF. * icf.cc (get_section_contents): Get the addend from the text section for SHT_REL relocation sections. * icf.h (Icf::Reloc_addend_size_info): New typedef. (Icf::Reloc_info): Add new member reloc_addend_size_info. * int_encoding.h (read_from_pointer): New overloaded function. * testsuite/Makefile.am (icf_sht_rel_addend_test): New test. * testsuite/icf_sht_rel_addend_test.sh: New file. * testsuite/icf_sht_rel_addend_test_1.cc: New file. * testsuite/icf_sht_rel_addend_test_2.cc: New file. 2010-07-28 Ralf Wildenhues * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option. * Makefile.in: Regenerate. * testsuite/Makefile.in: Regenerate. 2010-07-27 Jeffrey Yasskin * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior. * gold/testsuite/debug_msg.cc: Likewise. * gold/testsuite/odr_violation1.cc * gold/testsuite/odr_violation2.cc 2010-07-21 Cary Coutant * merge.h (Output_merge_string::Merged_string): Remove object, shndx, string, and length fields. (Output_merge_string::Merged_strings_list): New type. (Output_merge_string::Merged_strings_lists): New typedef. (Output_merge_string): Replace merged_strings_ with merged_strings_lists_. * merge.cc (Output_merge_string::do_add_input_section): Allocate new Merged_strings_list per input object and section. Don't store pointer to the string. Don't store length with each merged string entry. (Output_merge_string::finalize_merged_data): Loop over list of merged strings lists. Recompute length of each merged string. 2010-07-15 Cary Coutant * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from here. 2010-07-14 Ian Lance Taylor * descriptors.cc (Descriptors::open): Report correct name in error message. 2010-07-13 Doug Kwan * arm.cc (Arm_input_section::Arm_input_section): For a SHT_ARM_EXIDX section, always keeps the input sections. (Arm_input_section::set_exidx_section_link): New method. (Arm_exidx_input_section::Arm_exidx_input_section): Initialize has_errors_ to false. (Arm_exidx_input_section::has_errors, Arm_exidx_input_section::set_has_errors): New methods. (Arm_exidx_input_section::has_errors_): New data member. (Arm_relobj::get_exidx_shndx_list): New method. (Arm_output_section::append_text_sections_to_list): Do not skip section without SHF_EXECINSTR. (Arm_output_section::fix_exidx_coverage): Skip input sections with errors. (Arm_relobj::make_exidx_input_section): Add new parameter for text section header. Make error messages more verbose. Check for a non-executable section linked to an EXIDX section. (Arm_relobj::do_read_symbols): Remove error checking, which has been moved to Arm_relobj::make_exidx_input_section. Add an assertion to check that there is no deferred EXIDX section if we exit early. Instead of not making an EXIDX section in case of an error, make one and set the has_errors flag of it. (Target_arm::do_finalize_sections): Fix up links of EXIDX sections in a relocatable link. (Target_arm::do_relax): Look for the EXIDX output section instead of assuming that it is called .ARM.exidx. (Target_arm::fix_exidx_coverage): Add a new parameter for input section list. Do not check for SHF_EXECINSTR section flags but skip any input section with errors. * output.cc (Output_section::Output_section): Initialize always_keeps_input_sections_ to false. (Output_section::add_input_section): Check for always_keeps_input_sections_. * output.h (Output_section::always_keeps_input_sections, Output_section::set_always_keeps_input_sections): New methods. (Output_section::always_keeps_input_sections): New data member. 2010-07-13 Rafael Espindola * fileread.cc (try_extra_search_path, find_file): Move to Input_file. * fileread.h (Input_file): Add try_extra_search_path and find_file. 2010-07-13 Philip Herron Ian Lance Taylor * output.h (Output_section_lookup_maps::add_merge_section): Correct check of whether value was inserted. (Output_section_lookup_maps::add_merge_input_section): Likewise. (Output_section_lookup_maps::add_relaxed_input_section): Likewise. * arm.cc (Target_arm::got_section): Remove used local os. * i386.cc (Target_i386::got_section): Likewise. * x86_64.cc (Target_x86_64::got_section): Likewise. * sparc.cc (Target_sparc::got_section): Likewise. (Target_sparc::relocate): Remove unused local have_got_offset. * powerpc.cc (Target_powerpc::relocate): Likewise. 2010-07-13 Ian Lance Taylor * compressed_output.cc (zlib_decompress): Fix signature in !HAVE_ZLIB_H case. * archive.cc (Archive::include_member): Unlock an external member of a thin archive. Don't bother to delete an object we know is NULL. 2010-07-12 Cary Coutant * 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. 2010-07-08 Cary Coutant * resolve.cc (Symbol_table::resolve): Remember whether undef was weak when resolving to a dynamic def. (Symbol_table::should_override): Add adjust_dyndef flag; set it for weak undef/dynamic def cases. Adjust callers. * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and undef_binding_weak_. (Symbol_table::sized_write_globals): Adjust symbol binding. (Symbol_table::sized_write_symbol): Add binding parameter. * symtab.h (Symbol::set_undef_binding): New method. (Symbol::is_undef_binding_weak): New method. (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members. (Symbol_table::should_override): Add new parameter. (Symbol_table::sized_write_symbol): Add new parameter. * testsuite/weak_undef_file1.cc: Add new test case. * testsuite/weak_undef_file2.cc: Fix header comment. * testsuite/weak_undef_test.cc: Add new test case. 2010-06-29 Doug Kwan * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property): Initialize USE_SYMBOL_. * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method definition. (Arm_reloc_property::uses_symbol_): New data member declaration. * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation uses symbol value and symbol is undefined but not weakly undefined. 2010-06-28 Rafael Espindola * plugin.cc (Plugin::load): Use dlerror. 2010-06-26 Jeffrey Yaskin * symtab.cc (detect_odr_violations): When reporting an ODR violation, report an object where the symbol is defined. 2010-06-25 Doug Kwan * arm.cc (Target_arm::can_check_for_functions_pointers): Return true. (Target_arm::section_may_have_icf_unsafe_pointers): New method definition. (Target_arm::Scan::local_reloc_may_be_function_pointer, Target_arm::Scan::global_reloc_may_be_function_pointer): Implement target hook to detect function points. (Target_arm::Scan::possible_function_pointer_reloc): New method. * icf.h (Icf::check_section_for_function_pointers): Change type of parameter SECTION_NAME to const reference to std::string. Use target hook to determine if section may have unsafe pointers. * target.h (Target::section_may_have_icf_unsafe_pointers): New method definition. 2010-06-21 Rafael Espindola * fileread.cc (Input_file::find_fie): New (Input_file::open): Use Input_file::find_fie. * fileread.h (Input_file::find_fie): New * plugin.cc (set_extra_library_path): New. (Plugin::load): Add set_extra_library_path to the transfer vector. (Plugin_manager::set_extra_library_path): New. (Plugin_manager::add_input_file): Use the extra search path if set. (set_extra_library_path(): New. * plugin.h (Plugin_manager): Add set_extra_library_path and extra_search_path_. 2010-06-19 Cary Coutant * layout.cc (gdb_sections): Add .debug_types. (lines_only_debug_sections): Likewise. 2010-06-18 Rafael Espindola * plugin.cc (add_input_file,add_input_library) (Plugin_manager::add_input_file): Make filename arguments const. * plugin.h (Plugin_manager::add_input_file): Make filename arguments const. 2010-06-16 Doug Kwan * arm.cc (Target_arm::do_finalize_sections): Do not emit an .ARM.attributes section if we have not merged any input attributes sections. 2010-06-15 Viktor Kutuzov * arm.cc: Allow combining objects with no EABI version information. 2010-06-15 Rafael Espindola * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol. 2010-06-15 Viktor Kutuzov * fileread.cc: Only #include if HAVE_READV. (struct iovec): Correct !HAVE_READV definition. 2010-06-10 Cary Coutant * 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. 2010-06-09 Nick Clifton * yyscript.y (input_list_element): Allow strings prefixed with the '-' character. Treat these as libraries. * script.cc (script_add_library): New function. Adds a library specified by "-l" found in an input script. * script-c.h: Add prototype for script_add_library. 2010-06-07 Doug Kwan * arm.cc (Target_arm::do_relax): Reserve more space for stubs. Restrict stub-group size to be within long conditional branch range when working around cortex-A8 erratum. 2010-06-07 Damien Diederen * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct #ifdef typo. 2010-06-03 Sriraman Tallam PR gold/11658 * output.cc (Output_section::Input_section_sort_entry::compare_section_ordering): Change to return non-zero correctly. (Output_section::Input_section_sort_section_order_index_compare ::operator()): Change to fix ambiguity in comparisons. 2010-06-01 Sriraman Tallam * gold.h (is_wildcard_string): New function. * layout.cc (Layout::layout): Pass this pointer to add_input_section. (Layout::layout_eh_frame): Ditto. (Layout::find_section_order_index): New method. (Layout::read_layout_from_file): New method. * layout.h (Layout::find_section_order_index): New method. (Layout::read_layout_from_file): New method. (Layout::input_section_position_): New private member. (Layout::input_section_glob_): New private member. * main.cc (main): Call read_layout_from_file here. * options.h (--section-ordering-file): New option. * output.cc (Output_section::input_section_order_specified_): New member. (Output_section::Output_section): Initialize new member. (Output_section::add_input_section): Add new parameter. Keep input sections when --section-ordering-file is used. (Output_section::set_final_data_size): Sort input sections when section ordering file is specified. (Output_section::Input_section_sort_entry): Add new parameter. Check sorting type. (Output_section::Input_section_sort_entry::compare_section_ordering): New method. (Output_section::Input_section_sort_compare::operator()): Change to consider section_order_index. (Output_section::Input_section_sort_init_fini_compare::operator()): Change to consider section_order_index. (Output_section::Input_section_sort_section_order_index_compare ::operator()): New method. (Output_section::sort_attached_input_sections): Change to sort according to section order when specified. (Output_section::add_input_section<32, true>): Add new parameter. (Output_section::add_input_section<64, true>): Add new parameter. (Output_section::add_input_section<32, false>): Add new parameter. (Output_section::add_input_section<64, false>): Add new parameter. * output.h (Output_section::add_input_section): Add new parameter. (Output_section::input_section_order_specified): New method. (Output_section::set_input_section_order_specified): New method. (Input_section::Input_section): Initialize section_order_index_. (Input_section::section_order_index): New method. (Input_section::set_section_order_index): New method. (Input_section::section_order_index_): New member. (Input_section::Input_section_sort_section_order_index_compare): New struct. (Output_section::input_section_order_specified_): New member. * script-sections.cc (is_wildcard_string): Delete and move modified method to gold.h. (Output_section_element_input::Output_section_element_input): Modify call to is_wildcard_string. (Output_section_element_input::Input_section_pattern ::Input_section_pattern): Ditto. (Output_section_element_input::Output_section_element_input): Ditto. * testsuite/Makefile.am (final_layout): New test case. * testsuite/Makefile.in: Regenerate. * testsuite/final_layout.cc: New file. * testsuite/final_layout.sh: New file. 2010-06-01 Rafael Espindola * plugin.cc (Plugin::load): Pass the output name to the plugin. 2010-06-01 Rafael Espindola * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the visibility of symbols. 2010-05-27 Doug Kwan * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset from start of output section instead of address for a local symbol in a merged or relaxed section when doing a relocatable link. 2010-05-26 Rafael Espindola PR 11604 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid adding sections the garbage collector removed. * gold/testsuite/Makefile.am: Add test. * gold/testsuite/Makefile.in: Regenerate. * gold/testsuite/plugin_test_7.sh: New. * gold/testsuite/plugin_test_7_1.c: New. * gold/testsuite/plugin_test_7_2.c: New. 2010-05-26 Rafael Espindola * script-sections.cc (Output_section_definition::set_section_addresses): Check for --section-start. 2010-05-26 Doug Kwan * arm.cc (Arm_scan_relocatable_relocs): New class. (Target_arm::relocate_special_relocatable): New method. (Arm_relocate_functions::arm_branch_common): Handle relocatable link. (Arm_relocate_functions::thumb_branch_common): Same. (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs instead of Default_scan_relocatable_relocs. * target-reloc.h (relocate_for_relocatable): Let target handle relocation strategy Relocatable_relocs::RELOC_SPECIAL. * target.h (Sized_target::relocate_special_relocatable): New method. 2010-05-25 Viktor Kutuzov * timer.cc: Only #include if HAVE_TIMES is defined. 2010-05-23 Doug Kwan * arm.cc (Arm_input_section::do_output_offset): Use convert_types instead of a cast. (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch with a direct branch, not a conditional branch, to a stub. * merge.cc (Output_merge_base::record_input_section): New method defintion. (Output_merge_data::do_add_input_section): Record input section if keeps-input-sections flag is set. (Output_merge_string::do_add_input_section): Ditto. * merge.h (Output_merge_base::Output_merge_base): Initialize new data members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and INPUT_SECTIONS_. (Output_merge_base::keeps_input_sections, Output_merge_base::set_keeps_input_sections, Output_merge_base::first_relobj, Output_merge_base::first_shndx): New method definitions. (Output_merge_base::Input_sections): New type declaration. (Output_merge_base::input_sections_begin, Output_merge_base::input_sections_end, Output_merge_base::do_set_keeps_input_sections): New method definitions. (Output_merge_base::bool keeps_input_sections_, Output_merge_base::first_relobj_, Output_merge_base::first_shndx_, Output_merge_base::input_sections_): New data members. (Output_merge_data::do_set_keeps_input_sections): New method defintion. (Output_merge_string::do_set_keeps_input_sections): Ditto. * output.cc (Output_section::Input_section::relobj): Move method defintion from class declaration to here and handle merge sections. (Output_section::Input_section::shndx): Ditto. (Output_section::Output_section): Remove initializations of removed data members and initialize new data member LOOKUP_MAPS_. (Output_section::add_input_section): Set keeps-input-sections flag for a newly created merge output section as appropriate. Adjust code to use Output_section_lookup_maps class. (Output_section::add_relaxed_input_section): Adjst code for lookup maps code refactoring. (Output_section::add_merge_input_section): Add a new parameter KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps class. If adding input section to a newly created merge output section fails, remove the new merge section. (Output_section::convert_input_sections_in_list_to_relaxed_input_sections): Adjust code for use of the Output_section_lookup_maps class. (Output_section::find_merge_section): Ditto. (Output_section::build_lookup_maps): New method defintion. (Output_section::find_relaxed_input_section): Adjust code to use Output_section_lookup_maps class. (Output_section::get_input_sections): Export merge sections. Adjust code to use Output_section_lookup_maps class. (Output_section:::add_script_input_section): Adjust code to use Output_section_lookup_maps class. Update lookup maps for merge sections also. (Output_section::discard_states): Use Output_section_lookup_maps. (Output_section::restore_states): Same. * output.h (Merge_section_properties): Move class defintion out of Output_section. (Output_section_lookup_maps): New class. (Output_section::Input_section::is_merge_section): New method defintion. (Output_section::Input_section::relobj): Move defintion out of class defintion. Declare method only. (Output_section::Input_section::shndx): Ditto. (Output_section::Input_section::output_merge_base): New method defintion. (Output_section::Input_section::u2_.pomb): New union field. (Output_section::Merge_section_by_properties_map, Output_section::Output_section_data_by_input_section_map, Output_section::Ouptut_relaxed_input_section_by_input_section_map): Remove types. (Output_section::add_merge_input_section): Add new parameter KEEPS_INPUT_SECTIONS. (Output_section::build_lookup_maps): New method declaration. (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_): Remove data members. (Output_section::lookup_maps_): New data member. 2010-05-21 Doug Kwan PR gold/11619 * arm.cc (Arm_input_section::do_output_offset): Add a cast to avoid a compilation error. 2010-05-19 Rafael Espindola * script-sections.cc (Output_section_definition::allocate_to_segment): Update the phdrs_list even when the output section is NULL. * testsuite/Makefile.am: Add test. * testsuite/Makefile.in: Regenerate. * testsuite/script_test_9.cc: New. * testsuite/script_test_9.sh: New. * testsuite/script_test_9.t: New. 2010-05-19 Doug Kwan * arm.cc (Arm_input_section::original_size): New method. (Arm_input_section::do_addralign): Add a cast. (Arm_input_section::do_output_offset): Remove static cast. (Arm_input_section::original_addralign, Arm_input_section::original_size_): Change type to uint32_t. (Arm_input_section::init): Add safe casts for section alignment and size. (Arm_input_section::set_final_data_size): Do not set address and offset of stub table. (Arm_output_section::fix_exidx_coverage): Change use of of Output_section::Simple_input_section to that of Output_section::Input_section. (Target_arm::do_relax): Set addresses and file offsets of Stub_tables except for the first pass. * output.cc (Output_section::get_input_sections): Change type of input_sections to std::list. (Output_section::add_script_input_section): Rename from Output_section::add_simple_input_section. Change type of SIS parameter from Simple_input_section to Input_section. * output.h (Output_section::Simple_input_section): Remove class. (Output_section::Input_section): Change class visibility to public. (Output_section::Input_section::addralign): Use stored alignments for special input sections if set. (Output_section::Input_section::set_addralign): New method. (Output_section::get_input_sections): Change parameter type from list of Simple_input_section to list of Input_section. (Output_section::add_script_input_section): Rename from Output_section::add_simple_input_section. Change first parameter's type from Simple_input_section to Input_section and remove the second and third parameters. * script-sections.cc (Input_section::Input_section_list): Change type to list of Output_section::Input_section/ (Input_section_info::Input_section_info): Change parameter type of INPUT_SECTION to Output_section::Input_section. (Input_section_info::input_section): Change return type. (Input_section_info::input_section_): Change type to Output_section::Input_section. (Output_section_element_input::set_section_addresses): Adjust code to use Output_section::Input_section instead of Output_section::Simple_input_section. Adjust code for renaming of Output_section::add_simple_input_section. (Orphan_output_section::set_section_addresses): Ditto. 2010-05-18 Ralf Wildenhues * gold.h (Unordered_multimap, Unordered_map): Fix defines for when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set. 2010-05-18 Rafael Espindola * options.cc (General_options::finalize): Handle -nostdlib. * options.h (nostdlib): New option. * script.cc (script_add_search_dir): Handle -nostdlib. 2010-05-12 Doug Kwan * arm.cc (Target_arm::do_finalize_sections): Create an empty attributes section only if there no attributes section after merging. (Target_arm::merge_object_attributes): Move value of Tag_MPextension_use_legacy to that of Tag_MPextension_use. Handle Tag_DIV_use and Tag_MPextension_use_legacy. * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout and arm_attr_merge_7.stdout. (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r, arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o, arm_attr_merge_7b.o): New rules. (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and arm_attr_merge_7 * testsuite/Makefile.in: Regenerate. * testsuite/arm_attr_merge.sh: New file. * testsuite/arm_attr_merge_[67][ab].s: Same. 2010-05-05 Nick Clifton * po/es.po: Updated Spanish translation. 2010-04-27 H.J. Lu * Makefile.am (install-exec-local): Properly install gold as default cross linker. * Makefile.in: Regenerated. 2010-04-27 H.J. Lu Nick Clifton * configure.ac (install_as_default): Define and set to false unless --enable-gold or --enable-gold=both/gold has been specified. * configure: Regenerate. * Makefile.am (install-exec-local): Install the executable as 'ld.gold'. If install_as_default is true then also install it as 'ld'. * Makefile.in: Regenerated. 2010-04-24 Ian Lance Taylor * layout.cc (Layout::layout_reloc): In relocatable link don't combine reloc sections for grouped sections. 2010-04-23 Sriraman Tallam * gc.h (gc_process_relocs): Pass information on relocs pointing to sections that are not ordinary to icf. * icf.cc (get_section_contents): Handle relocation pointing to section with no object or shndx information. * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh * testsuite/Makefile.in: Regenerate. * testsuite/icf_virtual_function_folding_test.cc: Remove printf. * testsuite/icf_virtual_function_folding_test.sh: Delete file. 2010-04-22 Ian Lance Taylor * expression.cc (Expression::Expression_eval_info): Add result_alignment_pointer field. (Expression::eval_with_dot): Add result_alignment_pointer parameter. Change all callers. (Expression::eval_maybe_dot): Likewise. (class Binary_expression): Add alignment_pointer parameter to left_value and right_value. Change all callers. (BINARY_EXPRESSION): Set result alignment. (class Trinary_expression): Add alignment_pointer parameter to arg2_value and arg3_value. Change all callers. (Trinary_cond::value): Set result alignment. (Max_expression::value, Min_expression::value): Likewise. (Align_expression::value): Likewise. * script-sections.cc (class Sections_element): Add dot_alignment parameter to set_section_addresses virtual function. Update instantiations. (class Output_section_element): Likewise. (Script_sections::create_segments): Add dot_alignment parameter. Change all callers. (Script_sections::create_segments_from_phdrs_clause): Likewise. (Script_sections::set_phdrs_clause_addresses): Likewise. * script-sections.h: Update declarations. * script.h: Update declarations. * output.h (Output_segment::set_minimum_p_align): Don't decrease min_p_align. * testsuite/script_test_3.t: Set large alignment. * testsuite/script_test_3.sh: Make sure that at least one LOAD segment has expected alignment. 2010-04-22 Nick Clifton * po/gold.pot: Updated by the Translation project. * po/vi.po: Updated Vietnamese translation. 2010-04-22 H.J. Lu * testsuite/Makefile.am (check_PROGRAMS): Add icf_virtual_function_folding_test. * testsuite/Makefile.in: Regenerated. 2010-04-15 Andrew Haley * options.h (merge_exidx_entries): New option. * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries. (class Arm_exidx_fixup::merge_exidx_entries_): New member. (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries. (Target_arm::merge_exidx_entries): New function. (process_exidx_entry): Don't merge if merge_exidx_entries_ is false. (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries to Arm_exidx_fixup constructor. Add new arg, merge_exidx_entries. (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to Arm_output_section::fix_exidx_coverage. 2010-04-18 Sriraman Tallam * icf.cc (get_section_contents): Check for preemptible functions. Ignore addend when appropriate. * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for section folded. (add_from_relobj): Check for section folded. (set_dynsym_indexes): Fix call to should_add_dynsym_entry. * symtab.h (should_add_dynsym_entry): Add new parameter. * target-reloc.h (scan_relocs): Check for section folded. * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc): Check reloc types for function pointers in shared objects. * testsuite/Makefile.am (icf_virtual_function_folding_test): New test case. (icf_preemptible_functions_test): New test case. (icf_string_merge_test): New test case. * testsuite.Makefile.in: Regenerate. * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and bar_glob. Refactor code. * testsuite/icf_preemptible_functions_test.cc: New file. * testsuite/icf_preemptible_functions_test.sh: New file. * testsuite/icf_string_merge_test.cc: New file. * testsuite/icf_string_merge_test.sh: New file. * testsuite/icf_virtual_function_folding_test.cc: New file. * testsuite/icf_virtual_function_folding_test.sh: New file. 2010-04-14 Doug Kwan * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object for local symbol recounting if we remove a section due to ICF. * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if there are no regular objects in input. 2010-04-13 Doug Kwan * arm.cc (Arm_input_section::set_final_data_size): Compute accurate final data size instead of using current data size. 2010-04-09 Doug Kwan * layout.cc (Layout::choose_output_section): Handle script section types. (Layout::make_output_section_for_script): Add section type parameter. Handle script section types. * layout.h (Layout::make_output_section_for_script): Add section type parameter. * output.cc (Output_section::Output_section): Initialize data member is_noload_. (Output_section::do_reset_address_and_file_offset): Do not set address to 0 if section is a NOLOAD section. * output.h (Output_section::is_noload): New method. (Output_section::set_is_noload): Ditto. (Output_section::is_noload_): New data member. * script-c.h (Script_section_type): New enum type. (struct Parser_output_section_header): Add new file section_type. * script-sections.cc (Sections_element::output_section_name): Add parameter for returning script section type. (Output_section_definition::output_section_name): Ditto. (Output_section_definition::section_type)P; New method. (Output_section_definiton::script_section_type_name): Ditto. (Output_section_definition::script_section_type_): New data member. (Output_section_definition::Output_section_definition): Initialize data member Output_section_definition::script_section_type_. (Output_section_definition::create_sections): Pass script section type to Layout::make_output_section_for_script. (Output_section_definition::output_section_name): Return script section type to caller. (Output_section_definition::set_section_address): Do not advance dot value and load address if section type is NOLOAD. Set address of NOLOAD sections regardless of section flags. (Output_section_definition::print): Print section type if it is not SCRIPT_SECTION_TYPE_NONE. (Output_section_definition::section_type): New method. (Output_section_definition::script_section_type_name): Ditto. (Script_sections::output_section_name): Add new parameter PSECTION_TYPE for returning script section type. Pass it to section elements. Handle discard sections. (Sort_output_sections::operator()): Handle NOLOAD sections. * script-sections.h (Script_sections::Section_type): New enum type. (Script_sections::output_section_name): Add a new parameter for returning script section type. * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT, INFO and NOLOAD. * yyscript.y (union): Add new field SECTION_TYPE. (COPY, DSECT, INFO, NOLOAD): New tokens. (opt_address_and_section_type): Change type to output_section_header. (section_type): New non-terminal (section_header): Handle section type. (opt_address_and_section_type): Return section type value. 2010-04-09 H.J. Lu * testsuite/plugin_common_test_1.c (foo): Add prototype. * testsuite/plugin_common_test_2.c (foo): Likewise. 2010-04-08 Doug Kwan * merge.cc (Output_merge_data::set_final_data_size): Handle empty Output_merge_data. * output.cc (Output_section::add_merge_input_section): Simplify code and return status of Output_merge_base::add_input_section. Update merge section map only if Output_merge_base::add_input_section returns true. 2010-04-07 Doug Kwan * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn if section is marked as containing instructions but has no mapping symbols. (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get correct section index. (Arm_relobj::find_linked_text_section): Ditto. 2010-04-07 Cary Coutant * 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 Doug Kwan * arm.cc: Replace "endianity" with "endianness" in comments. (Arm_exidx_cantunwind): Ditto. (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures. (Arm_relobj::merge_flags_and_attributes): New method. (Arm_relobj::merge_flags_and_attributes_): New data member. (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting. (Arm_relobj::scan_sections_for_stubs): Ditto. (Arm_relobj::do_read_symbols): Check to see if we really want to merge processor-specific flags and attributes. Exit early if an object is empty except for section names and the undefined symbol. (Target_arm::do_finalize_sections): Move check for ELF format to Arm_relobj::do_read_symbols. Merge processor specific flags and attributes from a regular object only when we have determined that it is aapropriate. Do not create an .ARM.attributes section in output if there is no regular input object. (Target_arm::merge_processor_specific_flags): Check --warn-mismatch before printing any error. (Target_arm::merge_object_attributes): Ditto. * gold.cc (queue_middle_tasks): Handle the case in which there is no regular object in input. * options.cc (General_options::parse_EB): New method. (General_options::parse_EL): Same. (General_options::General_options): Initialize endianness_. * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch): New options. (General_options::Endianness): New enum. (General_options::endianness): New method. (General_options::endianness_): New data member. * parameters.cc (Parameters::set_options): Check target endianness. (Parameters::set_target_once): Ditto. (Parameters::check_target_endianness): New method. (parameters_force_valid_target): If either -EL or -EB is specified, use it to define endianness of default target. * parameters.h (Parameters::check_target_endianness): New method declaration. * target.h (class Target): Change "endianity" to "endianness" in comments. 2010-04-07 Ralf Wildenhues * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist. * configure: Regenerate. * Makefile.in: Regenerate. * testsuite/Makefile.in: Regenerate. 2010-04-06 Cary Coutant gcc PR lto/42757 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for prevailing definitions of common symbols. * testsuite/plugin_test_6.sh: New test case. * testsuite/plugin_common_test_1.c: New test case. * testsuite/plugin_common_test_2.c: New test case. * testsuite/Makefile.am (plugin_test_6): New test case. * testsuite/Makefile.in: Regenerate. 2010-04-06 Nick Clifton * po/vi.po: New Vietnamese translation. 2010-03-30 Doug Kwan * arm.cc (Target_arm::using_thumb_only): Handle v6-M 2010-03-25 Doug Kwan * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code to avoid a conversion warning on a 32-bit host. 2010-03-24 Ian Lance Taylor * testsuite/script_test_3.t: Add a TLS segment. * testsuite/Makefile.am (check_PROGRAMS): Add tls_phdrs_script_test. (tls_phdrs_script_test_SOURCES): Define. (tls_phdrs_script_test_DEPENDENCIES): Define. (tls_phdrs_script_test_LDFLAGS): Define. (tls_phdrs_script_test_LDADD): Define. * testsuite/Makefile.in: Rebuild. 2010-03-23 Cary Coutant * fileread.cc (find_or_make_view): Fix comment. 2010-03-23 Ian Lance Taylor * script-sections.cc (class Orphan_section_placement): Define PLACE_TLS and PLACE_TLS_BSS. (Orphan_section_placement::Orphan_section_placement): Initialize new places. (Orphan_section_placement::find_place): Handle SHF_TLS sections. * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test. (tls_script_test_SOURCES): Define. (tls_script_test_DEPENDENCIES): Define. (tls_script_test_LDFLAGS): Define. (tls_script_test_LDADD): Define. * testsuite/Makefile.in: Rebuild. 2010-03-22 Doug Kwan * arm.cc (Arm_relocate_functions::abs8, Arm_relocate_functions::abs16): Use correct check for overflow specified in the ARM ELF specs. (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch target of a BLX instruction specially. (Reloc_stub::stub_type_for_reloc): Ditto. (Relocate::relocate): Use symbolic names instead of numeric relocation codes to report error. (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8 workaround. * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout, thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and thumb2_blx_out_of_range.stdout (thumb_bl_out_of_range, thumb_bl_out_of_range.o, thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices. (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o, thumb_blx_out_of_range.stdout, thumb_blx_out_of_range, thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout, thumb2_blx_in_range, thumb2_blx_in_range.o, thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range, thumb2_blx_out_of_range.o): New rules. (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range, thumb2_blx_in_range and thumb2_blx_out_of_range. * testsuite/Makefile.in: Regenerate. * arm_branch_in_range.sh: Add tests for THUMB BLX. * testsuite/thumb_blx_in_range.s: New file. * testsuite/thumb_blx_out_of_range.s: New file. 2010-03-22 Rafael Espindola * 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. 2010-03-19 Doug Kwan * arm.cc (Stub_table::Stub_table): Initialize new data members Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_. (Stub_table::add_reloc_stub): Assign stub offset and update Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_. (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_): New data members. (Stub_table::update_data_size_and_addralign): Use Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_ instead of going over all reloc stubs. (Stub_table::finalize_stubs): Do not assign reloc stub offsets. * stringpool.cc (Stringpool_template::Stringpool_template): Initialize Stringpool_template::offset_ to size of Stringpool_char. (Stringpool_template::new_key_offset): Remove code to initialize Stringpool_template::offset_. * stringpool.h (Stringpool_template::set_no_zero_null): Set Stringpool_template::offset_ to zero. 2010-03-15 Doug Kwan * stringpool.cc (Stringpool_template::Stringpool_template): Initialize offset_. (Stringpool_template::new_key_offset): New method. (Stringpool_template::add_string): Assign offsets when adding new strings. (Stringpool_template::set_string_offsets): Do not set string offsets when not optimizing. * stringpool.h (Chunked_vector::Chunked_vector): Initialize data member size_. (Chunked_vector::clear): Clear size_. (Chunked_vector::reserve): Call reserve method of all Element_vectors. (Chunked_vector::size): Return size_. (Chunked_vector::push_back): Use size_ to find insert position. (Chunked_vector::size_): New data member. (Stringpool_template::set_no_zero_null): Assert string set is empty. (Stringpool_template::new_key_offset): New method declaration. (Stringpool_template::offset_): New data member. 2010-03-15 Rafael Espindola * readsyms.cc (Read_symbols::do_read_symbols): Update calls to Add_symbols' constructor. * readsyms.h (Add_symbols): Remove the input_group member. 2010-03-10 Ian Lance Taylor * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the target to ask whether a reference to a symbol requires a stack split. * target.h (Target::is_call_to_non_split): New function. (Target::do_is_call_to_non_split): Declare virtual function. * target.cc: Include "symtab.h". (Target::do_is_call_to_non_split): New function. * i386.cc (Target_i386::do_is_call_to_non_split): New function. 2010-03-10 Cary Coutant * fileread.cc (File_read::~File_read): Don't delete whole_file_view_. (File_read::open[1]): Remove initial mapping of whole_file_view_. (File_read::open[2]): Add whole_file_view_ to list of views. (File_read::make_view): Remove test of whole_file_view_. (File_read::find_or_make_view): Create whole_file_view_ if necessary. (File_read::clear_views): Replace bool parameter with enum; adjust all callers. Don't delete views with permanent data; do delete cached views and views from archives if --no-keep-files-mapped is set. Set whole_file_view_ to NULL if clearing the corresponding view. * fileread.h (File_read::Clear_views_mode): New enum. (File_read::View::is_permanent_view): New method. (File_read::clear_views): Replace bool parameter with enum; adjust all callers. * options.h (General_options): Change keep_files_mapped option; add map_whole_files. * readsyms.cc (Add_symbols::run): Delete sd_ object before releasing the file. * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing the file. 2010-03-10 David S. Miller * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30. 2010-03-09 Sriraman Tallam * icf.cc (get_section_contents): Add '@' marker after processing the merge reloc. 2010-03-08 Doug Kwan * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage due to a conversion warning. (Arm_relobj::update_output_local_symbol_count): Check for local symbol with unset output index. 2010-03-05 Ian Lance Taylor * options.h (class General_options): Add --spare-dynamic-tags. * output.cc (Output_data_dynamic::set_final_data_size): Implement --spare-dynamic-tags. 2010-03-05 Ian Lance Taylor * incremental.cc: Include "libiberty.h". 2010-03-05 Rainer Orth * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member function, is_info_ member. * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_. (Versions::Versions): Update caller. (Versions::define_base_version): Likewise. (Versions::add_def): Likewise. 2010-03-03 Sriraman Tallam * i386.cc (Target_i386::can_check_for_function_pointers): New function. (Scan::possible_function_pointer_reloc): New function. (Scan::local_reloc_may_be_function_pointer): Change to call possible_function_pointer_reloc. (Scan::global_reloc_may_be_function_pointer): Ditto. * icf.h (Icf::check_section_for_function_pointers): Change to reject relocations in ".data.rel.ro._ZTV" section. * testsuite/icf_safe_so_test.sh: Change to pass i386. * testsuite/icf_safe_so_test.cc: Ditto. * testsuite/icf_safe_test.cc: Ditto. * testsuite/icf_safe_test.sh: Ditto. 2010-03-03 Viktor Kutuzov Ian Lance Taylor * 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 Nick Clifton * po/fi.po: New Finnish translation. 2010-03-01 Doug Kwan * layout.cc (Layout::Layout): Force section types of .init_array*, .preinit_array* and .fini_array* sections. * output.cc (Output_section::Input_section_sort_entry::has_priority): Fix check of return value of std::string::find.(). (Output_section::Input_section_sort_compare::operator()): Remove comment about .init_array. (Output_section::Input_section_sort_init_fini_compare::operator()): New method. (Output_section::sort_attached_input_sections): Handle .init_array and .fini_array specially. * output.h (Output_section::Inut_section_sort_compare): Update comment. (Output_section::Input_section_sort_init_fini_compare): New struct. 2010-02-26 Doug Kwan * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat R_ARM_PREL31 and R_ARM_SBREL31 as position independent. * testsuite/debug_msg.sh: Avoid matching source line number for use of global variable undef_int. 2010-02-26 Doug Kwan * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs. (Target_arm::scan_reloc_section_for_stubs): Instead of calling scan_reloc_for_stub, do all processing of R_ARM_V4BX here. * options.cc (General_options::General_options): Initialize member fix_v4bx_. * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout and rm_no_fix_v4bx.stdout (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o, arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking, arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules. (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking and arm_no_fix_v4bx. * Makefile.in: Regenerate. * testsuite/arm_fix_v4bx.s: New file. * testsuite/arm_fix_v4bx.sh: Ditto. 2010-02-24 Doug Kwan * arm.cc (Target_arm::got_section): Make the .got section the first non RELRO section in the data segment. * testsuite/script_test_5.sh: Fix match patterns to avoid matching suffixes of section names. 2010-02-24 Doug Kwan * arm.cc (Target_arm::do_finalize_sections): Skip processor specific flags and attributes merging if an input file is a binary file. * fileread.cc (Input_file::open): Record format of original file. * fileread.h (Input_file::Format): New enum type. (Input_file::Input_file): Initialize data member format_. (Input_file::format): New method definition. (Input_file::format_):: New data member. 2010-02-24 Doug Kwan * arm.cc (Arm_output_data_got): New class. (ARM_TCB_SIZE): New constant (Target_arm): Use Arm_output_data_got instead of Output_data_got. (Arm_output_section::fix_exidx_coverage): Add a parameter for layout. If user uses a script with a SECTIONS clause, issue only a warning for a misplaced EXIDX input section. Otherwise, issue an error. (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing garbage collection. (Target_arm::got_mode_index_entry): Handle static linking. (Target_arm::Scan::local): Ditto. (Target_arm::Scan::global): Ditto. (Target_arm::Relocate::relocate_tls): Handle static linking. Fix all incorrectly implemented relocations. (Target_arm::fix_exidx_coverage): Pass layout to Arm_output_section::fix_exidx_coverage. * layout.cc (Layout::section_name_mapping): Remove trailing dots from ".ARM.exidx." and ".ARM.extab.". 2010-02-23 Viktor Kutuzov * arm.cc (Target_arm::do_finalize_sections): Create attribute section if it does not already exist. * attributes.cc (Attributes_section_data::Attributes_section_data): Don't crash if size is zero. 2010-02-23 Viktor Kutuzov Ian Lance Taylor * gold.cc (queue_middle_tasks): If no input files were opened, exit. * workqueue.h (Task_function::Task_function): Assert that there is a blocker. 2010-02-22 Doug Kwan * gold-threads.h (Once::~Once): Explicitly define virtual destructor. * icf.cc (get_section_contents): Cast snprintf arguments to long long types to avoid warnings due to different uint64_t implementations on different hosts. 2010-02-21 Doug Kwan * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in handling of the maximum backward branch offset. (Arm_relocate_functions::thumb_branch_common): Ditto. * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh. (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout, thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout. (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o, arm_bl_out_of_range.stdout, arm_bl_out_of_range, arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range, thumb_bl_in_range.o, thumb_bl_out_of_range.stdout, thumb_bl_out_of_range thumb_bl_out_of_range.o, thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): New rules. (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range, thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and thumb2_bl_out_of_range * testsuite/Makefile.in: Regenerate. * testsuite/arm_bl_in_range.s: New file. * testsuite/arm_bl_out_of_range.s: Ditto. * testsuite/arm_branch_in_range.sh: Ditto. * testsuite/arm_branch_range.t: Ditto. * testsuite/thumb2_branch_range.t: Ditto. * testsuite/thumb_bl_in_range.s: Ditto. * testsuite/thumb_bl_out_of_range.s: Ditto. * testsuite/thumb_branch_range.t: Ditto. 2010-02-20 Sriraman Tallam * gc.h (gc_process_relocs): Change vectors to point to the new list. Add reloc offset information. * icf.cc (get_section_contents): Change iterators to point to the new vectors. Add reloc offset information to the contents. * icf.h (Icf::Sections_reachable_info): New typedef. (Icf::Sections_reachable_list): New typedef. (Icf::Offset_info): New typedef. (Icf::Reloc_info): New struct typedef. (Icf::Reloc_info_list): New typedef. (Icf::symbol_reloc_list): Delete method. (Icf::addend_reloc_list): Delete method. (Icf::section_reloc_list): Delete method. (Icf::reloc_info_list): New method. (Icf::reloc_info_list_): New member. 2010-02-19 Doug Kwan * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32, R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented. * arm.cc (Arm_relocation_functions): New forward declaration. (Target_arm::Target_arm): Initialize new data members got_mod_index_offset_ and tls_base_symbol_defined_. (Target_arm::Relocate::relocate_tls): New method. (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol, Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section): New methods. (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET, GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC. (Target_arm::got_mod_index_offset_, Target_arm::tls_base_symbol_defined_): New data members. (Target_arm::Scan::local, Target::Scan::global, Target_arm::Relocate::relocate): Handle 32-bit initial TLS relocations. 2010-02-18 Doug Kwan * arm.cc (Arm_relobj::find_linked_text_section): New method. (Arm_relobj::make_exidx_input_section): Pass section index of linked text section as a parameter becuase some broken tools may not set the link in section header. (Target_arm::has_got_section): New method. (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section without any mapping symbol as data only. Remove warning. (Arm_relobj::do_read_synbols): If an EXIDX input section has no link in its section header, try to discover the link by inspecting the REL31 relocation at the beginning of the section. (Target_arm::Scan::check_non_pic): Report name of offending relocation in error message. (Target_arm::Scan::global): Treat any reference to the symbol _GLOBAL_OFFSET_TABLE_ as a GOT access. 2010-02-12 Sriraman Tallam * arm.cc (Scan::local_reloc_may_be_function_pointer): New function. (Scan::global_reloc_may_be_function_pointer): New function. * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function. (Scan::global_reloc_may_be_function_pointer): New function. * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function. (Scan::global_reloc_may_be_function_pointer): New function. * i386.cc (Scan::local_reloc_may_be_function_pointer): New function. (Scan::global_reloc_may_be_function_pointer): New function. * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function. (Scan::global_reloc_may_be_function_pointer): New function. (Scan::possible_function_pointer_reloc): New function. (Target_x86_64::can_check_for_function_pointers): New function. * gc.h (gc_process_relocs): Scan relocation types to determine if function pointers were taken for targets that support it. * icf.cc (Icf::find_identical_sections): Include functions for folding in safe ICF whose pointer is not taken. * icf.h (Secn_fptr_taken_set): New typedef. (fptr_section_id_): New member. (section_has_function_pointers): New function. (set_section_has_function_pointers): New function. (check_section_for_function_pointers): New function. * options.h: Fix comment for safe ICF option. * target.h (can_check_for_function_pointers): New function. * testsuite/Makefile.am: Add icf_safe_so_test test case. Modify icf_safe_test for X86-64. * testsuite/Makefile.in: Regenerate. * testsuite/icf_safe_so_test.cc: New file. * testsuite/icf_safe_so_test.sh: New file. * testsuite/icf_safe_test.cc (kept_func_3): New function. (main): Change to take pointer to function kept_func_3. * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe folding is done correctly for X86-64. 2010-02-12 David S. Miller * output.h (Output_reloc::Output_reloc): Add is_symbolless parameter. (Output_reloc::is_symbolless): New. (Output_reloc::is_symbolless_): New. (Output_reloc::type_): Decrease to 29 bits. (Output_reloc::Output_reloc): Add is_symbolless parameter. (Output_reloc::is_symbolless): New. (Output_data_reloc::add_global): Handle is_symbolless. (Output_data_reloc::add_global_relative): Likewise. (Output_data_reloc::add_local): Likewise. (Output_data_reloc::add_local_relative): Likewise. (Output_data_reloc::add_symbolless_global_addend): New. (Output_data_reloc::add_symbolless_local_addend): New. * output.cc (Output_reloc::Output_reloc): Handle is_symbolless. (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_ instead of ->is_relative_ (Output_reloc::write): Likewise. (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_ (Output_reloc::write_rel): Simplify. * sparc.cc (Target_sparc::Scan::local): Use ->add_symbolless_local_addend as needed. (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as needed. Also, emit appropriate unaligned vs. aligned dynamic reloc based upon relocation offset. 2010-02-11 Doug Kwan * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling. (Target_arm::Scan::global): Ditto. Also remove a comment before the beginning of function. (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS and MOVT_ABS relocations. Those are non issued in scanning. Fix parameter is_32bit in calls to should_apply_static_reloc. * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh. (check_DATA): Add arm_abs_global.stdout. (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global, arm_abs_global.stdout): New rules. (MOSTLLYCLEANFILES): Add arm_abs_global * Makefile.in: Regenerate. * testsuite/arm_abs_global.s: New file. * testsuite/arm_abs_global.sh: Ditto. * testsuite/arm_abs_lib.s: Ditto. 2010-02-11 Ian Lance Taylor * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each Read_relocs task. (queue_middle_tasks): Likewise, and also for Scan_relocs. Run Allocate_commons_task first. * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next task, rather than symtab_lock_. (Gc_process_relocs::~Gc_process_relocs): New function. (Gc_process_relocs::is_runnable): Check this_blocker_. (Gc_process_relocs::locks): Use next_blocker_ rather than blocker_. (Scan_relocs::~Scan_relocs): New function. (Scan_relocs::is_runnable): Check this_blocker_ rather than symtab_lock_. (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add next_blocker_. * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_ fields. Add this_blocker_ and next_blocker_ fields. Adjust constructor accordingly. (class Gc_process_relocs): Likewise. (class Scan_relocs): Likewise. * common.h (class Allocate_commons_task): Remove symtab_lock_ field, and corresponding constructor parameter. * common.cc (Allocate_commons_tasK::is_runnable): Remove use of symtab_lock_. (Allocate_commons_task::locks): Likewise. 2010-02-11 Ian Lance Taylor * gold-threads.h (class Once): Define. (class Initialize_lock): Rewrite as child of Once. * gold-threads.cc (class Once_initialize): Define. (once_pointer_control): New static variable. (once_pointer, once_arg): New static variables. (c_run_once): New static function. (Once::Once, Once::run_once, Once::internal_run): New functions. (class Initialize_lock_once): Remove. (initialize_lock_control): Remove. (initialize_lock_pointer): Remove. (initialize_lock_once): Remove. (Initialize_lock::Initialize_lock): Move to gold-threads.h. (Initialize_lock::initialize): Rewrite. (Initialize_lock::do_run_once): New function. * archive.cc (Archive::interpret_header): Only clear name if it is not already empty. * fileread.cc: Include "gold-threads.h" (file_counts_lock): New static variable. (file_counts_initialize_lock): Likewise. (File_read::release): Only increment counts when using --stats. Use a lock around the increment. * parameters.cc (class Set_parameters_target_once): Define. (set_parameters_target_once): New static variable. (Parameters::Parameters): Move here from parameters.h. (Parameters::set_target): Rewrite. (Parameters::set_target_once): New function. (Parameters::clear_target): Move here and rewrite. * parameters.h (class Parameters): Update declarations. Add set_parameters_target_once_ field. (Parameters::Parameters): Move to parameters.cc. (Parameters::clear_target): Likewise. * readsyms.cc (Read_symbols::do_group): Create a Start_group task. (Start_group::~Start_group): New function. (Start_group::is_runnable): New function. (Start_group::locks, Start_group::run): New functions. (Finish_group::run): Change saw_undefined to size_t. * readsyms.h (class Start_group): Define. (class Finish_group): Change saw_undefined_ field to size_t. (Finish_group::Finish_group): Remove saw_undefined and this_blocker parameters. Change all callers. (Finish_group::set_saw_undefined): New function. (Finish_group::set_blocker): New function. * symtab.h (class Symbol_table): Change saw_undefined to return size_t. Change saw_undefined_ field to size_t. * target-select.cc (Set_target_once::do_run_once): New function. (Target_selector::Target_selector): Initialize set_target_once_ field. Don't initialize lock_ and initialize_lock_ fields. (Target_selector::instantiate_target): Rewrite. (Target_selector::set_target): New function. * target-select.h (class Set_target_once): Define. (class Target_selector): Update declarations. Make Set_target_once a friend. Remove lock_ and initialize_lock_ fields. Add set_target_once_ field. 2010-02-10 Ian Lance Taylor * 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. 2010-02-10 Ian Lance Taylor * i386.cc (Relocate::relocate_tls): A local symbol is final if not shared, not if not position independent. * x86_64.cc (Relocate::relocate_tls): Likewise. * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test. (tls_pie_pic_test): New target. * testsuite/Makefile.in: Rebuild. * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test. (tls_test_main_pie.o, tls_test_pie.o): New targets. (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise. * testsuite/Makefile.in: Rebuild. 2010-02-09 David S. Miller * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than R_SPARC_RELATIVE using ->add_local_relative(). (Target_sparc::Scan::global): Likewise for ->add_global_relative(). * output.h (Output_data_dynamic::add_section_size): New method that takes two Output_data objects. (Output_data_dynamic::Dynamic_entry): Create storage for secondary entry param. Handle it in initializers. * output.cc (Output_data_dynamic::Dynamic_entry::write): For DYNAMIC_SECTION_SIZE, add in second object size if non-NULL. * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt arg. * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt, and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt * arm.cc (Target_arm::do_finalize_sections): Update to pass false for dynrel_includes_plt. * i386.cc (Target_i386::do_finalize_sections): Likewise. * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise. * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output before .rela.plt (Target_sparc::do_finalize_sections): Update to pass true for dynrel_includes_plt. * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be output before .rela.plt (Target_powerpc::do_finalize_sections): Update to pass true for dynrel_includes_plt when 32-bit. 2010-02-08 Doug Kwan * arm.cc (Arm_relobj::simple_input_section_output_address): New method. (Arm_relobj::section_needs_cortex_a8_stub_scanning, Arm_relobj::scan_section_for_cortex_a8_stubs, Arm_relobj::do_relocation_section): Instead of calling Output_section::output_address, use faster Arm_relobj::simple_input_section_output_address. 2010-02-08 David S. Miller * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned relocation helper function. * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP* just like R_SPARC_GOT{10,13,22}. (Target_sparc::Scan::local): Likewise. (Target_sparc::Relocate:relocate): Likewise. 2010-02-06 Ian Lance Taylor * configure.ac: Rewrite targetobjs duplicate removal code to use only shell constructs. * configure: Rebuild. 2010-02-05 Doug Kwan PR 11247 * arm.cc (Arm_relobj::section_is_scannable): New method. (Arm_relobj::section_needs_reloc_stub_scanning): Use it. (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same. 2010-02-04 Doug Kwan PR 11247 * arm-reloc-property.cc (cstdio): Include. * configure.ac (targetobjs): Remove duplicates. * configure: Regenerate. * resolve.cc (Symbol_table::resolve): Explicit instantiate both big and little endian version for a given address size. 2010-02-03 Doug Kwan * arm-reloc-property.cc (Arm_reloc_property_table::reloc_name_in_error_message): New method definition. * arm-reloc-property.h (Arm_reloc_property_table::get_implemented_static_reloc_property): New method definition. (Arm_reloc_property_table::reloc_name_in_error_message): New method declaration. * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change overflow to N. (GOT_PREL): Change implemented to Y. * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method. (Target_arm::Relocate::reloc_needs_sym_origin): Remove method. (Arm_relocate_functions::movw_abs_nc): Remove method. (Arm_relocate_functions::movt_abs): Ditto. (Arm_relocate_functions::thm_movw_abs_nc): Ditto. (Arm_relocate_functions::thm_movt_abs): Ditto. (Arm_relocate_functions::movw_rel_nc): Ditto. (Arm_relocate_functions::movw_rel): Ditto. (Arm_relocate_functions::movt_rel): Ditto. (Arm_relocate_functions:thm_movw_rel_nc): Ditto. (Arm_relocate_functions:thm_movw_rel): Ditto. (Arm_relocate_functions:thm_movt_rel): Ditto. (Arm_relocate_functions::movw, Arm_relocate_functions::movt, (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt): New method definitions. (Arm_relocation_functions::arm_grp_alu): Add assertion for group index. (Arm_relocation_functions::arm_grp_ldr): Ditto. (Arm_relocation_functions::arm_grp_ldrs): Ditto. (Arm_relocation_functions::arm_grp_ldc): Ditto. (Target_arm::Relocate::relocate): Check for non-static or unimplemented relocation code and exit early. Change calls to Target_arm::reloc_uses_thumb_bit and Target_arm::Reloc::reloc_needs_sym_origin to use relocation property instead. Refactor code to handle similar relocations to increase code sharing. Remove check for unsupported relocation code in switch statement. (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use relocation property table to find out size. Change error message to print out the name of a relocation code instead of the numeric value. (Target_arm::scan_reloc_for_stub): Use relocation property table instead of calling Target_arm::reloc_uses_thumb_bit(). 2010-02-02 Doug Kwan * arm.cc (Target_arm::relocate_section): Do view adjustment for all types of relaxed input section. 2010-02-02 Doug Kwan * Makefile.am (HFILES): Add arm-reloc-property.h. (DEFFILES): New. (TARGETSOURCES): Add arm-reloc-property.cc (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT) (libgold_a_SOURCES): $(DEFFILES) * Makefile.in: Regenerate. * arm-reloc-property.cc: New file. * arm-reloc-property.h: New file. * arm-reloc.def: New file. * arm.cc: Update comments. (arm-reloc-property.h): New included header. (arm_reloc_property_table): New global variable. (Target_arm::do_select_as_default_target): New method definition. * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add arm-reloc-property to targ_extra_obj. * parameters.cc (set_parameters_target): Call Target::select_as_default_target(). * target.h (Target::select_as_default_target): New method definition. (Target::do_select_as_default_target): Same. 2010-02-01 Doug Kwan * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize first_output_text_section_. (Arm_exidx_fixup::first_output_text_section): New method definition. (Arm_exidx_fixup::first_output_text_section_): New data member. (Arm_exidx_fixup::process_exidx_section): Record the first text output section seen. (Arm_output_section::fix_exidx_coverage): Set correct linked section and entsize in output section header. 2010-01-29 Viktor Kutuzov * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8, R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0. (Arm_relocate_functions::thm_alu11): New Method. (Arm_relocate_functions::thm_pc8): New Method. (Arm_relocate_functions::thm_pc12): New Method. (Target_arm::Scan::local): Handle the relocations. (Target_arm::Scan::global): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise. 2010-01-29 Doug Kwan * arm.cc (Target_arm::Scan::global): General PLTs for the same set of relocation types as ld. 2010-01-29 Doug Kwan * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility to public. (Arm_relocate_functions::thumb_branch_common): Ditto. (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24, Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32, Arm_relocate_functions::xpc25, Arm_relocate_functions::call, Arm_relocate_functions::jump24): Remove. (Target_arm::Relocate::relocate): Adjust code to call Arm_relocation_functions::arm_branch_common and Arm_relocation_functions::thumb_branch_common instead of their removed wrappers. Merge switch-cases together to reduce source code size. 2010-01-29 Doug Kwan * 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::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 Viktor Kutuzov * arm.cc: Added support for the ARM relocations: R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL, R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL. (Arm_relocate_functions::movw_rel_nc): Renamed (was movw_prel_nc). (Arm_relocate_functions::movw_rel): New method. (Arm_relocate_functions::movt_rel): Renamed (was movt_prel). (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was thm_movw_prel_nc). (Arm_relocate_functions::thm_movw_rel): New method. (Arm_relocate_functions::thm_movt_rel): Renamed (was thm_movt_prel). (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL relocations. (Target_arm::Scan::global): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Likewise. 2010-01-27 Viktor Kutuzov * arm.cc: Added support for ARM group relocations. (Target_arm::reloc_needs_sym_origin): New method. (Arm_relocate_functions::calc_grp_kn): New method. (Arm_relocate_functions::calc_grp_residual): New method. (Arm_relocate_functions::calc_grp_gn): New method. (Arm_relocate_functions::arm_grp_alu): New Method. (Arm_relocate_functions::arm_grp_ldr): New Method. (Arm_relocate_functions::arm_grp_ldrs): New Method. (Arm_relocate_functions::arm_grp_ldc): New Method. (Target_arm::Scan::local): Handle the ARM group relocations. (Target_arm::Scan::global): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Likewise. 2010-01-26 Doug Kwan * 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. 2010-01-25 Doug Kwan * arm.cc (Arm_exidx_merged_section::do_output_offset): Fix warning due to signed and unsigned comparison on a 32-bit host. 2010-01-22 Doug Kwan * arm.cc (Target_arm::do_relax): Record an output section for section offset adjustment it contains any stub table that has changed. * layout.cc (Layout::clean_up_after_relaxation): Adjust section offsets in an output section if necessary. * output.cc (Output_section::Output_section): Initialize section_offsets_need_adjustments_. (Output_section::add_input_section_for_script): Renamed to Output_section::add_simple_input_section. (Output_section::save_states): Add a comment. (Output_section::discard_states): New method defintion. (Output_section::adjust_section_offsets): Same. * output.h (Output_section::add_input_section_for_script): Renamed to Output_section::add_simple_input_section. (Output_section::discard_states): New method declaration. (Output_section::adjust_section_offsets): Same. (Output_section::section_offsets_need_adjustment, Output_section::set_section_offsets_need_adjustment): New method definitions. (Output_section::section_offsets_need_adjustment_): New data member. * script-sections.cc (Output_section_element_input::set_section_address): Adjust code for renaming of Output_section::add_input_section_for_script. (Orphan_output_section::set_section_address): Same. 2010-01-22 Viktor Kutuzov * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of Fix_v4bx enum values . * gold/options.h (General_options): New option definitions. (General_options::fix_v4bx): New method. (General_options::Fix_v4bx): New enum. * gold/options.cc (General_options::parse_fix_v4bx): New method. (General_options::parse_fix_v4bx_interworking): New method. 2010-01-22 Doug Kwan * arm.cc (Arm_exidx_fixup): New class. 2010-01-21 Doug Kwan * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New classes. (Arm_exidx_section_offset_map): New type. 2010-01-21 Doug Kwan * arm.cc (Arm_exidx_input_section): New class. (Arm_relobj::exidx_input_section_by_link, Arm_relobj::exidx_input_section_by_shndx, Arm_relobj::make_exidx_input_section): New methods. (read_arm_attributes_section): Remove. (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record information about them. (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section to here. 2010-01-20 Doug Kwan * 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 Viktor Kutuzov * gold/arm.cc: Added support for R_ARM_V4BX relocation (class Arm_v4bx_stub): New class. (DEF_STUBS): Updated definition to support v4_veneer_bx. (Stub_factory::make_arm_v4bx_stub): New method. (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template. (Stub_table::empty): Handle v4bx stubs. (Stub_table::add_arm_v4bx_stub): New method. (Stub_table::find_arm_v4bx_stub): New method. (Arm_relocate_functions::v4bx): New method. (Target_arm::fix_v4bx): New method. (Target_arm::Target_arm): Handle R_ARM_V4BX. (Stub_table::relocate_stubs): Likewise. (Stub_table::do_write): Likewise. (Stub_table::update_data_size_and_addralign): Likewise. (Stub_table::finalize_stubs): Likewise. (Target_arm::Scan::local): Likewise. (Target_arm::Scan::global): Likewise. (Target_arm::do_finalize_sections): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Likewise. (Target_arm::scan_reloc_for_stub): Likewise. (Target_arm::scan_reloc_section_for_stubs): Likewise. 2010-01-19 Ian Lance Taylor * output.cc (Output_section_headers::do_sized_write): Write large segment count to sh_info field. (Output_file_header::do_sized_write): For large segment count, write PN_XNUM to e_phnum field. 2010-01-15 Viktor Kutuzov * arm.cc (Arm_relocate_functions::thm_jump6): New function. (Arm_relocate_functions::thm_jump8): New function. (Arm_relocate_functions::thm_jump11): New function. (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8, R_ARM_THM_JUMP11. (Target_arm::Scan::global): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Likewise. 2010-01-14 Doug Kwan * arm.cc (map, utility): Include headers. (Target_arm::apply_cortex_a8_workaround): New method. (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround. (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19. (Target_arm::Scan::global): R_ARM_THM_JUMP19. (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to the --[no-]fix-cortex-a8 command line options. (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19. (Target_arm::relocate_stub): Use addend in instruction template. * options.h (DEFINE_bool): Set the user-set flag. (General_options): Add --[no-]-fix-cortex options. * output.cc (Output_section::convert_input_sections_to_relaxed_sections) : Update fast look-up map after conversion. 2010-01-14 Sriraman Tallam * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack in the first pass of do_layout. 2010-01-13 Doug Kwan * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning, Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an apparent compiler problem of not folding static constant integral data members of elfcpp::Elf_sizes<32>. 2010-01-13 Doug Kwan * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning, Arm_relobj::section_needs_cortex_a8_stub_scanning, Arm_relobj::scan_section_for_cortex_a8_erratum, Arm_relobj::scan_span_for_cortex_a8_erratum): New methods. (Arm_relobj::scan_sections_for_stubs): Move code deciding what sections to scan for relocation stubs into a new method Arm_relobj::section_needs_reloc_stub_scanning. Handle both relocation and Cortex-A8 stub scanning. (Target_arm::do_relax): Force stubs to be after stubbed sections if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at the beginning of a new relaxation pass. Update a comment. (Target_arm::scan_span_for_cortex_a8_erratum): New method definition. 2010-01-12 Ian Lance Taylor * target-reloc.h (visibility_error): New inline function. (relocate_section): Call visibility_error. * testsuite/Makefile.am (check_DATA): Add protected_3.err. (MOSTLYCLEANFILES): Likewise. (protected_4_pic.o, protected_3.err): New targets. * testsuite/protected_4.cc: New file. 2010-01-12 Doug Kwan * arm.cc (Cortex_a8_reloc): New class. (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_ and cortex_a8_relocs_info_. (Target_arm::fix_cortex_a8): New method definition. (Target_arm::Cortex_a8_relocs_info): New type. (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_): New data member declarations. (Target_arm::scan_reloc_for_stub): Record information about relocations for THUMB branches that might be exempted from the Cortex-A8 workaround. (Target_arm::do_relax): Clear all Cortex-A8 relocation information at the beginning of a relaxation pass. 2010-01-12 Doug Kwan * arm.cc (Arm_relobj::mapping_symbols_info_): New data member. (Arm_relobj::Mapping_symbol_position, Arm_reloj::Mapping_symbol_position_less, Arm_relobj::Mapping_symbols_info): New types. (Target_arm::is_mapping_symbol_name): New method definition. (Arm_relobj::do_count_local_symbols): Save information about mapping symbols. 2010-01-11 Doug Kwan * arm.cc (Arm_relocate_functions::thumb32_branch_offset, Arm_relocate_functions::thumb32_branch_upper, Arm_relocate_functions::thumb32_branch_lower, Arm_relocate_functions::thumb32_cond_branch_offset, Arm_relocate_functions::thumb32_cond_branch_upper, Arm_relocate_functions::thumb32_cond_branch_lower, Arm_relocate_functions::thm_jump19): New methods to handle THUMB branch offset encoding. (Arm_relocate_functions::thumb_branch_common): Use new branch offset encoding methods to avoid code duplication. (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE. (Stub_addend_reader::operator()): Use new branch encoding method to avoid code duplication. 2010-01-11 Doug Kwan * arm.cc (Arm_relobj::do_gc_process_relocs): New method. (Target_arm::do_finalize_sections): Define special EXIDX section symbols only if referenced. * gc.h (Garbage_collection::add_reference): New method. (gc_process_relocs): Use Garbage_collection::add_reference to avoid code duplication. 2010-01-11 Ian Lance Taylor * script.cc (Version_script_info::build_expression_list_lookup): Change complaing about duplicate wildcard match from error to warning. * script.cc (class Lazy_demangler): Recreate--revert part of patch of 2009-12-30. (Version_script_info::Version_script_info): Initialize globs_, default_version_, default_is_global_, and exact_. Don't initialize globals_ or locals_. (Version_script_info::build_lookup_tables): Build local symbols first. (Version_script_info::unquote): New function. (Version_script_info::add_exact_match): New function. (Version_script_info::build_expression_list_lookup): Remove lookup parameter. Add is_global parameter. Change all callers. Handle wildcard pattern specially. Unquote pattern. Call add_exact_match. (Version_script_info::get_name_to_match): New function. (Version_script_info::get_symbol_version): New function. (Version_script_info::get_symbol_version_helper): Remove. (Version_script_info::check_unmatched_names): Call unquote. * script.h (class Version_script_info): Change get_symbol_version to be non-inline and add is_global parameter; change all callers. Rewrite symbol_is_local. Update declarations. Define struct Version_tree_match, Exact, Globs. Don't define struct Lookup. Remove globals_ and locals_ members. Add exact_, globs_, default_version_, is_global_. (Version_script_info::Glob): Remove pattern, add expression and is_global. Update constructor. Change all callers. * dynobj.cc (Versions::finalize): Mark the version symbol as the default version. (Versions::symbol_section_contents): If a symbol is undefined, or defined in a dynamic object, set the version index to VER_NDX_LOCAL. * symtab.cc (Symbol_table::add_from_relobj): Don't call symbol_is_local. (Symbol_table::add_from_pluginobj): Likewise. * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2. 2010-01-11 Doug Kwan * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency. (incremental_dump_LDADD): Add linking option for libintl. * Makefile.in: Regenerate. 2010-01-11 H.J. Lu PR gold/11144 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms instead of -Ds. * testsuite/Makefile.in: Regenerated. 2010-01-10 Doug Kwan * options.h (DEFINE_var): Use parentheses around argument varname__ in macro body to avoid any unintended subsequent substitutions. 2010-01-10 Ian Lance Taylor * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR candidates before doing symbol resolution. * resolve.cc (Symbol_table::resolve): Add symbols to the list of ODR candidates if only one is weak. 2010-01-08 Ian Lance Taylor * script.cc (Version_script_info::build_expression_list_lookup): Don't warn about ambiguous version, just record the ambiguity. (Version_script_info::get_symbol_version_helper): Give error if version is ambiguous. 2010-01-08 Doug Kwan * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_, prev_data_size_ and prev_addralign_. Remove initializer for deleted data member has_been_changed_. (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_ to determine if the table is empty. (Stub_table::has_been_changed, Stub_table_set_has_been_changed): Remove. (Stub_table::add_reloc_stub): Define method in class definition instead of just declaring it there. (Stub_table::add_cortex_a8_stub): New method definition. (Stub_table::update_data_size_and_addralign): Ditto. (Stub_table::finalize_stubs): Ditto. (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto. (Stub_table::do_addralign_): Return address alignment in the (Stub_table::do_reset_address_and_file_offset): Define method in class definition instead of declaring it there. Set current data size to be the data size of the previous pass. (Stub_table::set_final_data_size): Use current data size as the final data size. (Stub_table::relocate_stub): Change parameter type of stub from Reloc_stub pointer to Stub pointer. (Stub_table::addralign_, Stub_table::has_been_changed_): Remove. (Stub_table::Cortex_a8_stub_list): New typedef. (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_, Stub_table::prev_addralign_): New data member. (Arm_relobj::Arm_relobj): Initialize data member section_has_cortex_a8_workaround_. (Arm_relobj::section_has_cortex_a8_workaround, Arm_relobj::mark_section_for_cortex_a8_workaround): New method definitions. (Arm_relobj::section_has_cortex_a8_workaround_): New data member declarations. (Target_arm::relocate_stub): Change parameter type of stub from Reloc_stub pointer to Stub pointer. (Insn_template::size, Insn_template::alignment): Handle THUMB16_SPECIAL_TYPE. (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs, Stub_table::update_data_size_and_addralign, Stub_table::apply_cortex_a8_workaround_to_address_range): New method definitions. (Stub_table::relocate_stubs): Handle Cortex-A8 stubs. (Stub_table::do_write): Ditto. (Target_arm::do_relax): Adjust code for changes in Stub_table. 2010-01-08 Ian Lance Taylor PR 11108 * symtab.h (class Symbol): Remove fields is_target_special_ and has_plt_offset_. Add field is_defined_in_discarded_section_. (Symbol::is_defined_in_discarded_section): New function. (Symbol::set_is_defined_in_discarded_section): New function. (Symbol::has_plt_offset): Rewrite. (Symbol::set_plt_offset): Verify that new offset is not -1U. * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U. Don't initialize is_target_special_ or has_plt_offset_. Initialize is_defined_in_discarded_section_. (Symbol_table::add_from_relobj): If appropriate, set is_defined_in_discarded_section. * resolve.cc (Symbol::override_base_with_special): Don't test is_target_special_. Change has_plt_offset_ to has_plt_offset(). * target-reloc.h (relocate_section): Do special handling for symbols defined in discarded sections for global symbols as well as local symbols. 2010-01-08 Ian Lance Taylor * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in the SHT_SYMTAB case. 2010-01-08 Ian Lance Taylor * object.cc (Sized_relobj::do_layout): Don't get confused if layout_eh_frame returns NULL. 2010-01-08 Ian Lance Taylor PR 11084 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no dynamic symbol table, use the normal symbol table. (Sized_dynobj::do_read_symbols): Remove assertion about type of symbol table. 2010-01-08 Ian Lance Taylor PR 11072 * layout.cc (Layout::include_section): Remove .gnu_debuglink sections. 2010-01-08 H.J. Lu * version.cc (print_version): Change to "Copyright 2010". 2010-01-08 Ian Lance Taylor PR 10287 PR 11063 * i386.cc (class Target_i386): Change return type of plt_section to be non-const. (class Output_data_plt_i386): Add tls_desc_rel_ field. (Output_data_plt_i386::Output_data_plt_i386): Initialize tls_desc_rel_ field. (Output_data_plt_i386::rel_tls_desc): New function. (Target_i386::rel_tls_desc_section): New function. (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling. (Target_i386::Scan::global): For R_386_TLS_GOTDESC put R_386_TLS_DESC reloc in rel_tls_desc_section. * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field. Define struct Tlsdesc_info. (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_. (Target_x86_64::do_reloc_symbol_index): New function. (Target_x86_64::add_tlsdesc_info): New function. (class Output_data_plt_x86_64): Add tlsdesc_rel_ field. (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize tlsdesc_rel_ field. (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change all callers. (Output_data_plt_x86_64::rela_tlsdesc): New function. (Target_x86_64::rela_tlsdesc_section): New function. (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC handling. (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put (Target_x86_64::do_reloc_addend): New function. R_X86_64_TLSDESC reloc in rela_tlsdesc_section. * output.h (class Output_reloc) [SHT_REL]: Add new constructor declarations. Define TARGET_CODE. Add arg field to u1_ union. (Output_reloc::type): New function. (Output_reloc::is_local_section_symbol): Check for TARGET_CODE. (Output_reloc::is_target_specific): New function. (Output_reloc::target_arg): New function. (class Output_reloc) [SHT_RELA]: Add four new constructors for absolute relocs and target specific relocs. (class Output_data_reloc) [SHT_REL]: Add add_absolute and add_target_specific. (class Output_data_reloc) [SHT_RELA]: Likewise. * output.cc (Output_reloc::Output_reloc): Add four new versions for absolute relocs and target specific relocs. (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case. (Output_reloc::get_symbol_index): Likewise. (Output_reloc::local_section_offset): Check that local_sym_index_ is not TARGET_CODE or 0. (Output_reloc::symbol_value): Likewise. (Output_reloc::write) [SHT_RELA]: Call target for target specific reloc. * target.h (class Target): Add reloc_symbol_index and reloc_addend functions. Add do_reloc_symbol_index and do_reloc_addend virtual functions. * layout.cc (add_target_dynamic_tags): Use output section for DT_PLTRELSZ and DT_JMPREL. 2010-01-07 Ian Lance Taylor PR 11061 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative function. (class Output_data_reloc_generic): Define. (class Output_data_reloc_base): Change base class to Output_data_reloc_generic. Change add() method to call bump_relative_reloc_count for a relative reloc. Remove sort_relocs_ field. * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_ to sort_relocs(). * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if appropriate. * layout.h (class Layout): Update declaration. 2010-01-07 Ian Lance Taylor * output.h (class Output_data): Add const version of output_section and do_output_section. (class Output_section_data): Add const version of do_output_section. (class Output_section): Likewise. * layout.cc (Layout::add_target_dynamic_tags): New function. * layout.h (class Layout): Update declarations. * arm.cc (Target_arm::do_finalize_sections): Use add_target_dynamic_tags. * i386.cc (Target_i386::do_finalize_sections): Likewise. * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise. * sparc.cc (Target_sparc::do_finalize_sections): Likewise. * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise. 2010-01-07 Ian Lance Taylor PR 11042 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic object as needed. 2010-01-07 Dmitry Gorbachev Ian Lance Taylor PR 11019 * object.cc: Instantiate Xindex::initialize_symtab_xindex and Xindex::read_symtab_xindex. 2010-01-07 Doug Kwan * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE. (Insn_template::thumb16_bcond_insn): New method declaration. (Insn_template): Fix spelling. (Stub::thumb16_special): New method declaration. (Stub::do_write): Define virtual method which was previously pure virtual. (Stub::do_thumb16_special): New method declaration. (Stub::do_fixed_endian_write): New template member. (Reloc_stub::do_write): Remove. (Reloc_stub::do_fixed_endian_write): Remove. (Cortex_a8_stub): New class definition. (Stub_factory::make_cortex_a8_stub): New method definition. (Stub_factory::Stub_factory): Add missing static storage class qualifier for elf32_arm_stub_a8_veneer_blx. 2010-01-07 Ian Lance Taylor PR 10980 * options.h (class General_options): Add --warn-unresolved-symbols and --error-unresolved-symbols. * errors.cc (Errors::undefined_symbol): Implement --warn-unresolved-symbols. * options.h (class General_options): Add -z text and -z textoff. * layout.cc (Layout::finish_dynamic_section): Implement -z text. 2010-01-06 Sriraman Tallam * gc.h (Garbage_collection::Cident_section_map): New typedef. (Garbage_collection::cident_sections): New function. (Garbage_collection::add_cident_section): New function. (Garbage_collection::cident_sections_): New member. (gc_process_relocs): Add references to sections whose names are C identifiers. * gold.h (cident_section_start_prefix): New constant. (cident_section_stop_prefix): New constant. (is_cident): New function. * layout.cc (Layout::define_section_symbols): Replace string constants with the newly defined constants. * object.cc (Sized_relobj::do_layout): Track sections whose names are C identifiers. * testsuite/Makefile.am: Add gc_orphan_section_test. * testsuite/Makefile.in: Regenerate. * testsuite/gc_orphan_section_test.cc: New file. * testsuite/gc_orphan_section_test.sh: New file. 2010-01-06 Ian Lance Taylor PR 10980 * options.h (class General_options): Add --warn-shared-textrel. * layout.cc (Layout::finish_dynamic_section): Implement --warn-shared-textrel. PR 10980 * options.h (class General_options): Add --warn-multiple-gp. 2010-01-06 Viktor Kutuzov * Makefile.am (incremental_dump_DEPENDENCIES): Remove $(THREADSLIB) and $(LIBDL). * Makefile.in: Rebuild. 2010-01-06 Ian Lance Taylor PR 10980 * options.cc (General_options::parse_section_start): New function. (General_options::section_start): New function. (General_options::General_options): Initialize all members. * options.h: Include (class General_options): Add --section-start. Add section_starts_ member. * layout.cc (Layout::attach_allocated_section_to_segment): If --section-start was used, set the address of the segment. Remove local sort_sections. (Layout::relaxation_loop_body): If the address of the load segment has been set by --section-start, don't use it. * output.h (Output_segment::update_flags_for_output_section): New function. * output.cc (Output_segment::add_output_section): Call update_flags_for_output_section. 2010-01-05 Ian Lance Taylor PR 10980 * options.h (class General_options): Add --undefined-version. * script.cc (struct Version_expression): Add was_matched_by_symbol field. (Version_script_info::matched_symbol): New function. (Version_script_info::get_symbol_version_helper): Call matched_symbol. (Version_script_info::check_unmatched_names): New function. * script.h (class Version_script_info): Update declarations. * gold.cc (queue_middle_tasks): Handle --no-undefined-version. * options.h (class General_options): Use DEFINE_bool_alias for allow_multiple_definition. * resolve.cc (Symbol_table::should_override): Don't test allow_multiple_definition. 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 . (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 Ian Lance Taylor * symtab.cc (Symbol_table::add_from_object): Rename def parameter to is_default_version. Rename insdef to insdefault. (Symbol_table::add_from_relobj): Rename def to is_default_version and local to is_forced_local. (Symbol_table::add_from_pluginobj): Likewise. (Symbol_table::add_from_dynobj): Likewise. (Symbol_table::define_special_symbol): Rename insdef to insdefault. 2010-01-04 Ian Lance Taylor PR 10980 * options.h (class General_options): Add --allow-multiple-definition and -z muldefs. * resolve.cc (Symbol_table::should_override): Don't warn about a multiple symbol definition if --allow-multiple-definition or -z muldefs. PR 10980 * options.h (class General_options): Add --add-needed and --copy-dt-needed-entries. Tweak --as-needed help entry. * object.cc (Input_objects::check_dynamic_dependencies): Give an error if --copy-dt-needed-entries aka --add-needed is used and would cause a change in behaviour. PR 10980 * options.h (class General_options): Add -G as a short version of --shared. Add no-op options -assert, -g, and -i. 2010-01-04 Sriraman Tallam * gc.h (gc_process_relocs): Call is_section_foldable_candidate to check for .text or .gnu.linkonce.t sections. * icf.cc (Icf::find_identical_sections): Ditto. Change the detection for mangled function name within the section name. * icf.h (is_section_foldable_candidate): New function. 2009-12-30 Ian Lance Taylor PR 10980 * options.h (class General_options): Permit two dashes with --retain-symbols-file. 2009-12-30 Ian Lance Taylor PR 10979 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used, don't put the file header and segment headers in the text segment. PR 10979 * common.cc (Sort_commons::operator()): Stabilize sort when both entries are NULL. (Symbol_table::do_allocate_commons_list): When allocating common symbols, skip a symbol which is no longer common. * symtab.h (Symbol::is_common): Test whether the symbol comes from an object before checking its type. * testsuite/common_test_2.c: New file. * testsuite/common_test_3.c: New file. * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2. (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define. (common_test_2_LDFLAGS, common_test_2_LDADD): Define. (common_test_2_pic.o, common_test_2.so): New targets. (common_test_3_pic.o, common_test_3.so): New targets. * testsuite/Makefile.in: Rebuild. PR 10979 * script.cc (read_input_script): If we see a new SECTIONS clause, and we have added an input section, give an error. * layout.h (class Layout): Add have_added_input_section function. Add have_added_input_section_ field. * layout.cc (Layout::Layout): Initialize have_added_input_section_. (Layout::layout): Set have_added_input_section_. (Layout::layout_eh_frame): Likewise. 2009-12-30 Ian Lance Taylor PR 10931 * options.h (class General_options): Add --sort-common option. * symtab.h (class Symbol_table): Define Sort_commons_order enum. * common.cc (Sort_common): Add sort_order parameter to constructor. Add sort_order_ field. (Sort_commons::operator): Check sort_order_. (Symbol_table::allocate_commons): Determine the sort order. (Symbol_table::do_allocate_commons): Add sort_order parameter. Change all callers. (Symbol_table::do_allocate_commons_list): Likewise. 2009-12-30 Ian Lance Taylor PR 10916 * symtab.cc (Symbol_table::add_from_relobj): When not exporting symbols from this object, don't change the visibility of an undefined symbol. * testsuite/exclude_libs_test_1.c (lib1_ref): New function. 2009-12-30 Ian Lance Taylor PR 10861 * script.h (class Version_script_info): Define Language enum. Update declarations. Define Glob, Exact, and Lookup types. Add new fields globals_, locals_, and is_finalized_. * script.cc: Various formatting fixes. (class Parser_closure): Change language_stack_ from a vector of std::string to one of Version_script_info::Language. Adjust all uses accordingly. (class Lazy_demangler): Remove. (struct Version_expression): Change language from std::string to Version_script_info::Language. (Version_script_info::Version_script_info): New function. (Version_script_info::~Version_script_info): Don't call clear. (Version_script_info::finalize): New function. (Version_script_info::build_lookup_tables): New function. (Version_script_info::build_expression_list_lookup): New function. (Version_script_info::get_symbol_version_helper): Rewrite to use lookup tables. (Version_script_info::print_expression_list): Adjust to use Version_script_info::Language. (script_push_lex_into_version_mode): Check that the version script has not been finalized. (version_script_push_lang): Change language string to Version_script_info::Language. * options.cc (Command_line::version_script): New function. * options.h (class General_options): Add finalize_dynamic_list function. Change version_script from declaration to definition. * testsuite/ver_test_4.script: Remove duplicate def of t2_2. * testsuite/version_script.map: Remove duplicate def of foo. * testsuite/Makefile.am (ver_matching_def.so): Depend upon version_script.map. * testsuite/Makefile.in: Rebuild. 2009-12-30 Ian Lance Taylor PR 10843 * target-reloc.h (relocate_for_relocatable): When copying a reloc, if the input symbol index is 0, make the output symbol index 0. 2009-12-30 Ian Lance Taylor PR 10670 * options.h (class General_options): Add -x/--discard-all. * object.cc (Sized_relobj::do_count_local_symbols): Handle --discard-all. If the local symbol needs a dynamic entry, check that before handling --discard-locals. 2009-12-30 Ian Lance Taylor PR 10450 * output.cc (Output_segment::Output_segment): If PT_TLS, set the flags to PF_R. (Output_segment::add_output_section): Don't change the flags if the type is PT_TLS. PR 10450 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the GNU hash table if they need a dynamic value. Otherwise, don't add them if they are defined in a dynamic object or are forced local. 2009-12-29 Ian Lance Taylor PR 10450 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of .gnu.hash table for a 32-bit target. PR 10450 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a regular and a dynamic object only needs a dynamic symbol table entry if it is externally visible. PR 10450 * i386.cc (class Target_i386): Initialize global_offset_table_ in constructor. Add global_offset_table_ field. (Target_i386::got_section): Set global_offset_table_. (Target_i386::do_finalize_sections): Set global_offset_table_ size. * x86_64.cc (class Target_x86_64): Initialize global_offset_table_ in constructor. Add global_offset_table_ field. (Target_x86_64::got_section): Set global_offset_table_. (Target_x86_64::do_finalize_sections): Set global_offset_table_ size. * layout.cc (Layout::Layout): Initialize increase_relro_. (Layout::get_output_section): Add is_relro, is_last_relro, and is_first_non_relro parameters. Change all callers. (Layout::choose_output_section): Likewise. (Layout::add_output_section_data): Likewise. (Layout::make_output_section): Likewise. (Layout::set_segment_offsets): Clear increase_relro when using a linker script. * layout.h (class Layout): Add increase_relro method. Add increase_relro_ field. Update declarations. * output.cc (Output_section::Output_section): Initialize is_last_relro_ and is_first_non_relro_. (Output_segment::add_output_section): Group relro sections is do_sort is true. Handle is_last_relro and is_first_non_relro. (Output_segment::maximum_alignment): Remove relro handling. (Output_segment::set_section_addresses): Add increase_relro parameter. Change all callers. Add initial alignment to align relro sections on separate page. Remove old relro handling. (Output_segment::set_section_list_addresses): Remove in_relro parameter. Change all callers. (Output_segment::set_offset): Add increase parameter. Change all callers. Remove old relro handling. * output.h (class Output_section): Add new methods: is_last_relro, set_is_last_relro, is_first_non_relro, set_is_first_non_relro. Add is_last_relro_ and is_first_non_relro_ fields. * i386.cc (Target_i386::got_section): Don't call set_is_relro. Create separate .got.plt section. Call increase_relro. * x86_64.cc (Target_x86_64::got_section): Likewise. * testsuite/relro_script_test.t: Add .got.plt. PR 10450 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field. (Layout::create_initial_dynamic_sections): Set dynamic_symbol_. (Layout::finalize): Call set_dynamic_symbol_size. (Layout::set_dynamic_symbol_size): New function. * layout.h (class Layout): Add dynamic_symbol_ field. Declare set_dynamic_symbol_size. PR 10450 * output.h (class Output_section): Add is_entsize_zero_ field. * output.cc (Output_section::Output_section): Initialize is_entsize_zero_. (Output_section::set_entsize): If two different entsizes are requested, force it to zero. (Output_section::add_input_section): Set flags for .debug_str before updating section flags. Set entsize. (Output_section::update_flags_for_input_section): Set SHF_MERGE and SHF_STRING if all input sections have those flags. 2009-12-29 Rafael Espindola * main.cc (main): Fix the sys time reporting. * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time reporting. 2009-12-29 Sriraman Tallam * options.cc (General_options::parse_version): Allow -v to exit without an error if there is nothing to link. 2009-12-29 Ian Lance Taylor * configure.ac: Set the MCMODEL_MEDIUM conditional to false if using a version of gcc before 4.1. * configure: Rebuild. 2009-12-28 Chris Demetriou * attributes.cc (Output_attributes_section_data::do_write): Use std::vector::front rather than std::vector::data. 2009-12-28 Ian Lance Taylor * symtab.h (class Symbol_table): Add enum Defined. * resolve.cc (Symbol_table::should_override): Add defined parameter. Change all callers. Test whether object is NULL before calling a method on it. (Symbol_table::report_resolve_problem): Add defined parameter. Change all callers. (Symbol_table::should_override_with_special): Likewise. * symtab.cc (Symbol_table::define_in_output_data): Add defined parameter. Change all callers. (Symbol_table::do_define_in_output_data): Likewise. (Symbol_table::define_in_output_segment): Likewise. (Symbol_table::do_define_in_output_segment): Likewise. (Symbol_table::define_as_constant): Likewise. (Symbol_table::do_define_as_constant): Likewise. * script.h (class Symbol_assignment): Add is_defsym parameter to constructor; change all callers. * script.cc (Script_options::add_symbol_assignment): Add is_defsym parameter. Change all callers. Add is_defsym_ field. (class Parser_closure): Add parsing_defsym parameter to constructor; change all callers. Add parsing_defsym accessor function. Add parsing_defsym_ field. 2009-12-28 Ian Lance Taylor * gold.cc (queue_middle_tasks): Fix formatting. * object.cc (Relobj::is_section_name_included): Likewise. 2009-12-23 Ian Lance Taylor * i386.cc (Target_i386::do_calls_non_split): Recognize -fsplit-stack prologue for a function with a static chain. * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize -fsplit-stack prologue when using %r11. 2009-12-21 Sriraman Tallam * options.cc (General_options::parse_version): Make -v continue and do the link like GNU ld does. 2009-12-17 Rafael Avila de Espindola * Makefile.am (CCFILES): Add timer.cc. (HFILES): Add timer.h. * configure.ac: Check for sysconf and times. * main.cc: include timer.h. (main): Use Timer instead of get_run_time. * timer.cc: New. * timer.h: New. * workqueue.cc: include timer.h. (Workqueue::find_and_run_task): Report user, sys and wall time. * Makefile.in: Regenerate. * config.in: Regenerate. * configure: Regenerate. 2009-12-16 Doug Kwan * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated sections. * object.cc (Sized_relobj::do_finalize_local_symbols): Handle relaxed input sections. * output.cc (Output_section::find_relaxed_input_section): Change return type to Output_relaxed_input_section pointer. Adjust code for new type of relaxed_input_section_map_. * output.h (Output_section::find_relaxed_input_section): Change return type to Output_relaxed_input_section pointer. (Output_section::Output_relaxed_input_section_by_input_section_map): New type. (Output_section::relaxed_input_section_map_): Change type to Output_section::Output_relaxed_input_section_by_input_section_map. * symtab.cc (Symbol_table::compute_final_value): Handle relaxed input section. 2009-12-15 Ian Lance Taylor * layout.cc (Layout::create_shstrtab): Only write out after input sections if we are compressing debug sections. 2009-12-15 Ian Lance Taylor * archive.cc (Archive::add_symbols): Only look up a symbol without a version if there is, in fact, a version. 2009-12-14 Ian Lance Taylor Revert -Wshadow changes, all changes from: 2009-12-11 Doug Kwan 2009-12-11 Nick Clifton * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS. 2009-12-11 Doug Kwan * arm.cc (Target_arm::do_finalize_sections): Fix build breakage due to -Wshadow. * attributes.cc (Object_attribute::size): Ditto. (Attributes_section_data::size): Ditto. (Attributes_section_data::Attributes_section_data): Ditto. (Output_attributes_section_data::do_write): Ditto. * attributes.h (Object_attribute::set_type): Ditto. * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto. 2009-12-11 Nick Clifton * archive.cc: Fix shadowed variable warnings. * arm.cc: Likewise. * compressed_output.cc: Likewise. * compressed_output.h: Likewise. * configure: Likewise. * dwarf_reader.cc: Likewise. * dynobj.cc: Likewise. * dynobj.h: Likewise. * ehframe.cc: Likewise. * ehframe.h: Likewise. * errors.cc: Likewise. * expression.cc: Likewise. * fileread.cc: Likewise. * fileread.h: Likewise. * freebsd.h: Likewise. * i386.cc: Likewise. * icf.cc: Likewise. * incremental.h: Likewise. * layout.cc: Likewise. * layout.h: Likewise. * mapfile.cc: Likewise. * merge.cc: Likewise. * merge.h: Likewise. * object.cc: Likewise. * object.h: Likewise. * options.h: Likewise. * output.cc: Likewise. * output.h: Likewise. * parameters.cc: Likewise. * plugin.cc: Likewise. * powerpc.cc: Likewise. * reduced_debug_output.cc: Likewise. * reduced_debug_output.h: Likewise. * reloc.cc: Likewise. * reloc.h: Likewise. * resolve.cc: Likewise. * script-sections.cc: Likewise. * script.cc: Likewise. * script.h: Likewise. * sparc.cc: Likewise. * symtab.cc: Likewise. * symtab.h: Likewise. * target-select.cc: Likewise. * target-select.h: Likewise. * token.h: Likewise. * workqueue.cc: Likewise. * workqueue.h: Likewise. * x86_64.cc: Likewise. 2009-12-10 Doug Kwan * arm.cc (attributes.h): New include. (Arm_relobj::Arm_relobj): Initialize attributes_section_data_. (Arm_relobj::~Arm_relobj): Delete object pointed by attributes_section_data_. (Arm_relobj::attributes_section_data): New method definition. (Arm_relobj::attributes_section_data_): New data member declaration. (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_. (Arm_dynobj::~Arm_dynobj): Delete object pointed by attributes_section_data_. (Arm_dynobj::attributes_section_data): New method definition. (Arm_dynobj::attributes_section_data_): New data member declaration. (Target_arm::Target_arm): Initialize attributes_section_data_. Change initialization value of may_use_blx_ to false. (Target_arm::using_thumb2, Target_arm::using_thumb_only, Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use object attributes to compute results instead of hard-coding. (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order, Target_arm::get_secondary_compatible_arch, Target_arm::set_secondary_compatible_arch Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name, Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes): New method declarations. (Target_arm::get_aeabi_object_attribute): New method definition. (Target_arm::attributes_section_data_): New data member declaration. (read_arm_attributes_section): New template definition. (Arm_relobj::do_read_symbols): Read attributes section if it exists. (Arm_dynobj::do_read_symbols): Ditto. (Target_arm::do_finalize_sections): Merge attributes sections from input. Check for BLX use after attributes section merging. Fix __exidx_start and __exidx_end visibility. Create an .ARM.attributes section if necessary. (Target_arm::get_secondary_compatible_arch, Target_arm::set_secondary_compatible_arch, Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name, Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes, Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order): New method definitions. 2009-12-09 Ian Lance Taylor * plugin.cc (Plugin::load): Don't cast from void* to a function pointer. 2009-12-09 Ian Lance Taylor * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version information fields. 2009-12-09 H.J. Lu * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES): Replace two_file_shared_1.so with two_file_shared_2.so. * testsuite/Makefile.in: Regenerated. 2009-12-08 Doug Kwan * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc. (HFILES): Add attributes.h and int_encoding.h. * Makefile.in: Regenerate. * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move function definitions to int_encoding.cc * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move prototypes to int_encoding.h * reduced_debug_output.cc (int_encoding.h): New include. (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move function definitions to int_encoding.cc (insert_into_vector, read_from_pointer): Move template definitions to int_encoding.h * attributes.cc: New file. * attributes.h: New file. * int_encoding.cc: New file. * int_encoding.h: New file. 2009-12-07 Rafael Avila de Espindola PR gold/11055 * incremental-dump.cc (dump_incremental_inputs): New. (main): Use dump_incremental_inputs. 2009-12-07 H.J. Lu PR gold/10893 * i386.cc (Target_i386::Scan::globa): Use is_func instead of checking elfcpp::STT_FUNC. (Target_i386::Relocate::relocate): Likewise. * x86_64.cc (Target_x86_64::Scan::global): Likewise. * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC symbols from shared libraries into normal FUNC symbols. * symtab.h (Symbol): Add is_func and use it. 2009-12-05 Doug Kwan * arm.cc (Target_arm::arm_info): Initialize new fields attributes_section and attributes_vendor. * i386.cc (Target_i386::i386_info): Same. * object.cc (Sized_relobj::do_layout): Skip attribute section. * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new fields attributes_section and attributes_vendor. * sparc.cc (Target_sparc::sparc_info): Same. * target.h (Target::attributes_section, Target::attributes_vendor, Target::is_attributes_section, Target::attribute_arg_type, Target::attributes_order): New method definitions. (Target::Target_info::attributes_section, Target::Target_info::attributes_vendor): New fields. (Target::do_attribute_arg_type, Target::do_attributes_order): New virtual method definitions. * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields attributes_section and attributes_vendor. * testsuite/testfile.cc (Target_test::test_target_info): Same. 2009-12-05 Doug Kwan * arm.cc: Update comments about interworking and stub generation. (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations considered as non-PIC. (Arm_relocate_functions::base_abs): Fix formatting. (Arm_relocate_functions::got_prel): Fix comment. Change interface of function to use GOT entry address instead of offset. (Target_arm::Scan::global): Issue an error if a symbol would need a PLT does not get one because it is untyped. Remove code to create dynamic symbols for relative branches. (Target_arm::Relocate::relocate: Use 0 instead of false since function takes unsigned integer instead of boolean. 2009-12-05 H.J. Lu * testsuite/Makefile.am (constructor_test_LDADD): New. Empty. (two_file_test_LDADD): Likewise. (common_test_1_LDADD): Likewise. (exception_test_LDADD) Likewise. (weak_test_LDADD): Likewise. (many_sections_test_LDADD): Likewise. (initpri1_LDADD): Likewise. (script_test_1_LDADD): Likewise. (script_test_2_LDADD): Likewise. (justsyms_LDADD): Likewise. (binary_test_LDADD): Likewise. (large_LDADD): Likewise. * testsuite/Makefile.in: Regenerated. 2009-12-04 H.J. Lu * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL. (Symbol_table::override_with_special): Likewise. (Symbol_table::add_from_object): Likewise. 2009-12-04 Rafael Avila de Espindola * incremental.cc (Incremental_inputs::sized_create_inputs_section_data): Don't set the data_offset twice. 2009-12-04 Rafael Avila de Espindola * testsuite/Makefile.in: Regenerate. 2009-12-03 Doug Kwan * arm.cc: Remove comment about missing .ARM.exidx section symbols. (Target_arm::do_finalize_sections): Add parameter for symbol table pointer. Add __exidx_start and __exidx_end symbols as appropriate. * i386.cc (Target_i386::do_finalize_sections): Add an additional parameter for symbol table pointer. * layout.cc (Layout::finalize): Call Target::finalize_sections with an additional parameter for a pointer to symbol table. * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional parameter for a symbol table pointer. * sparc.cc (Target_sparc::do_finalize_sections): Ditto. * target.h (Target::finalize_sections, Target::do_finalize_sections): Ditto. * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional parameter for a symbol table pointer. 2009-12-03 Rafael Avila de Espindola * incremental.cc (Incremental_inputs_header) (Incremental_inputs_header_write, Incremental_inputs_entry) (Incremental_inputs_entry_write): Move ... * incremental.h (Incremental_inputs_header) (Incremental_inputs_header_write, Incremental_inputs_entry) (Incremental_inputs_entry_write): here. 2009-12-02 Rafael Avila de Espindola * incremental.cc (make_sized_incremental_binary): Set the target. Error if it is incompatible. * output.h (Output_file): Add filename method. 2009-12-02 Rafael Avila de Espindola * incremental.cc (Incremental_inputs_entry): Remove unused argument from the get_* methods. 2009-12-02 Rafael Avila de Espindola * incremental-dump.cc (main): Check that the offeset of a script is 0. * incremental.cc (Incremental_inputs::sized_create_inputs_section_data): Write 0 for the data_offset of scripts. 2009-12-02 Rafael Avila de Espindola * testsuite/Makefile.am: Add the incremental_test.sh test. * testsuite/incremental_test.sh: New. * testsuite/incremental_test_1.c: New. * testsuite/incremental_test_2.c: New. 2009-12-01 Rafael Avila de Espindola * incremental-dump.cc (main): Fix typos. 2009-11-27 Rafael Avila de Espindola PR gold/11025 * incremental-dump.cc (main): Use llu to print 64 bit values. 2009-11-26 Per Øyvind Karlsen H.J. Lu * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB) $(LIBDL). (incremental_dump_LDADD): Likewise. * Makefile.in: Regenerated. 2009-11-25 Doug Kwan Revert: 2009-11-25 Doug Kwan * arm.cc (Target_arm::Target_arm): Move method definition outside of class definition. Add code to handle --target1-rel, --target1-abs and --target2= options. (Target_arm::get_reloc_reloc_type): Change method to be non-static and const. (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data member declaration. (Target_arm::Scan::local, Target_arm::Scan::global, Target_arm::Relocate::relocate, Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust call to Target_arm::get_real_reloc_type. (Target_arm::get_real_reloc_type): Use command line options to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2. * options.h (--target1-rel, --target1-abs, --target2): New ARM-only options. 2009-11-25 Doug Kwan * arm.cc (Target_arm::Target_arm): Move method definition outside of class definition. Add code to handle --target1-rel, --target1-abs and --target2= options. (Target_arm::get_reloc_reloc_type): Change method to be non-static and const. (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data member declaration. (Target_arm::Scan::local, Target_arm::Scan::global, Target_arm::Relocate::relocate, Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust call to Target_arm::get_real_reloc_type. (Target_arm::get_real_reloc_type): Use command line options to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2. * options.h (--target1-rel, --target1-abs, --target2): New ARM-only options. 2009-11-25 Doug Kwan * arm.cc (Target_arm::may_use_thumb2_nop): New method definition. (Arm_relocate_functions::thumb_branch_common): New metod declaration. (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix formatting. (Arm_relocate_functions::thm_call): Replace body with a call to Arm_relocate_functions::thumb_branch_common. (Arm_relocate_functions::thm_jump24, Arm_relocate_functions::thm_xpc22): New method definitions. (Arm_relocate_functions::thumb_branch_common): New method definition. (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or operator. (Target_arm::Relocate::relocate): Adjust call to thm_call. Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24. 2009-11-24 Rafael Avila de Espindola * Makefile.am: Build incremental-dump * Makefile.in: Regenerate. * incremental-dump.cc: New. * incremental.cc (Incremental_inputs_header_data, Incremental_inputs_entry_data): Move to incremental.h * incremental.h: (Incremental_inputs_header_data, Incremental_inputs_entry_data): Move from incremental.cc 2009-11-24 Rafael Avila de Espindola * incremental.cc (Incremental_inputs_header, Incremental_inputs_header_write, Incremental_inputs_entry, Incremental_inputs_entry_write): Add a typedef with the data type. 2009-11-24 Rafael Avila de Espindola * incremental.cc (Incremental_inputs_header, Incremental_inputs_header_write, Incremental_inputs_entry, Incremental_inputs_entry_write): Update comment about which type has the filed descriptions. 2009-11-15 Doug Kwan * arm.cc (Target_arm::may_use_arm_nop): New method definition. (Arm_relocate_functions::arm_branch_common): Change method defintion in class definition to a method declaration and update list of formal parameters. (Arm_relocate_functions::plt32, Arm_relocate_functions::call, Arm_relocation_functions::jump24): Adjust call to Arm_relocate_functions::arm_branch_common. Update list of formal parameters. (Arm_relocate_functions::xpc25): New method definition. (Arm_relocate_functions::arm_branch_common): Move method defintion out from class definition. Use stubs for mode-switching and extending branch ranges. (Target_arm::Relocate::relocate): Handle weakly-undefined symbols specially. Change code to enable use of stubs in ARM branches. 2009-11-10 Doug Kwan * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter in method declaration. (Target_arm::relocate_stub): New method declaration. (Target_arm::default_target): Change to return a pointer instead of a const reference. (Reloc_stub::stub_type_for_reloc): Adjust for the change in Target_arm::default_target. (Arm_Relobj::do_relocate_sections): Remove options paramater in method definition. (Target_arm::relocate_section): Adjust view. (Target_arm::relocate_stub): New method definition. 2009-11-10 Doug Kwan * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid a format warning. * incremental.cc (open_incremental_binary): Initialized local variables to avoid warnings. * object.cc (make_elf_object): Ditto. * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid a format warning. 009-11-09 H.J. Lu PR gold/10930 * testsuite/plugin_test.c: Include "config.h". 2009-11-09 Doug Kwan * arm.cc (Target_arm::fake_relnum_for_stubs): New constant. (arm_symbol_value): Remove. (Arm_relocate_functions::arm_branch_common, Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5, Arm_relocate_functions::abs12, Arm_relocate_functions::abs16, Arm_relocate_functions::abs32, Arm_relocate_functions::rel32, Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32, Arm_relocate_functions::call, Arm_relocate_functions::jump24, Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc, Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc, Arm_relocate_functions::thm_mobw_abs_nc, Arm_relocate_functions::thm_mov_abs, Arm_relocate_functions::movw_prel_nc, Arm_relocate_functions::thm_movt_abs, Arm_relocate_functions::movt_prel, Arm_relocate_functions::thm_movw_prel_nc, Arm_relocate_functions::thm_movt_prel): Adjust callers of the above. (Target_arm::Relocate::relocate): Only decompose address into two parts if relocation type uses the thumb-bit and pass the actual bit instead of a flag indicating that the thumb-bit is used. Adjust calls to methods in Arm_relocate_functions for this change. 2009-11-08 Ian Lance Taylor PR 10925 * reloc.cc: Instantiate Sized_relobj::initialize_input_to_output_maps and Sized_relobj:free_input_to_output_maps. 2009-11-06 Ian Lance Taylor PR 10876 * defstd.cc (in_segment): Set only_if_ref true for "end". 2009-11-06 Doug Kwan * arm.cc (class Reloc_stub): Correct a comment. (Target_arm::Target_arm): Initialize arm_input_section_map_. (Target_arm::scan_section_for_stubs): New method declaration. (Target_arm::do_make_elf_object, Target_arm::do_make_output_section): Change methods from private to protected. (Target_arm::do_may_relax): New method definition. (Target_arm::do_relax, Target_arm::group_sections, Target_arm::scan_reloc_for_stub, Target_arm::scan_reloc_section_for_stubs): New method declarations. (Target_arm::arm_input_section_map_): New data member declaration. (Target_arm::scan_reloc_for_stub, Target_arm::scan_reloc_section_for_stubs, Target_arm::scan_section_for_stubs, Target_arm::group_sections, Target_arm::do_relax): New method definitions. 2009-11-06 Mikolaj Zalewski * configure.ac: Check for (struct stat)::st_mtim * fileread.cc (File_read::get_mtime): Use st_mtim if available. * config.in: Regenerate. * configure: Regenerate. 2009-11-05 Ian Lance Taylor PR 10910 * output.cc (Output_segment::add_output_section): Add missing return statement. 2009-11-04 Ian Lance Taylor 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. 2009-11-04 Ian Lance Taylor PR 10887 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic tags if data is discarded by linker script. * i386.cc (Target_i386::do_finalize_sections): Likewise. * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise. * sparc.cc (Target_sparc::do_finalize_sections): Likewise. * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise. 2009-11-04 Ian Lance Taylor * layout.cc (Layout::get_output_section): Add is_interp and is_dynamic_linker_section parameters. Change all callers. (Layout::choose_output_section): Likewise. (Layout::make_output_section): Likewise. (Layout::add_output_section_data): Add is_dynamic_linker_section parameter. Change all callers. * layout.h (class Layout): Update declarations. * output.h (class Output_section): Add is_interp, set_is_interp, is_dynamic_linker_section, set_is_dynamic_linker_section methods. Add is_interp_, is_dynamic_linker_section_ fields. Change generate_code_fills_at_write_ to a bitfield. * output.cc (Output_section::Output_sections): Initialize new fields. (Output_segment::add_output_section): Add do_sort parameter. Change all callers. 2009-11-03 Ian Lance Taylor PR 10860 * options.h (class General_options): Add --warn-common. * resolve.cc (Symbol_table::resolve): Handle --warn-common when merging two common symbols. (Symbol_table::should_override): Handle --warn-common when merging a common symbol with a defined symbol. Use report_resolve_problem for multiple definitions. (Symbol_table::report_resolve_problem): New function. * symtab.h (class Symbol_table): Declare report_resolve_problem. 2009-11-03 Doug Kwan * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and stub_factory_. (Target_arm::stub_factory): New method definition. (Target_arm::new_arm_input_section, Target_arm::find_arm_input_section, Target_arm::new_stub_table, Target_arm::reloc_uses_thumb_bit): New method declarations. (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map): New type definitions. (Target_arm::stub_tables_, Target_arm::stub_factory_): New data member declarations. (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section, Target_arm::find_arm_input_section, Target_arm::new_stub_table): New method definitions. 2009-11-03 Ian Lance Taylor * options.h (class General_options): Add --warn_constructors. 2009-11-03 Ian Lance Taylor PR 10893 * defstd.cc (in_section): Add entries for __rel_iplt_start, __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack. 2009-11-03 Ian Lance Taylor PR 10895 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and --msgid-bugs-address. (install-pdf): New target. (install-data_yes): Look up one directory to find mkinstalldirs. 2009-11-03 H.J. Lu * po/Make-in (.po.gmo): Don't generate .gmo files in source tree. 2009-10-30 Doug Kwan * arm.cc (Stub_addend_reader): Fix bug in previouls check-in. 2009-10-30 Doug Kwan * arm.cc (Stub_addend_reader): New struct template definition and partial specializations. (Stub_addend_reader::operator()): New method definition for a partially specialized template. 2009-10-30 Doug Kwan * arm.cc (Arm_relobj::processor_specific_flags): New method definition. (Arm_relobj::do_read_symbols): New method declaration. (Arm_relobj::processor_specific_flags_): New data member declaration. (Arm_dynobj): New class definition. (Target_arm::do_finalize_sections): Add input_objects parameter. (Target_arm::do_adjust_elf_header): New method declaration. (Target_arm::are_eabi_versions_compatible, (Target_arm::merge_processor_specific_flags): New method declaration. (Target_arm::do_make_elf_object): New overloaded method definitions and declaration. (Arm_relobj::do_read_symbols): New method definition. (Arm_dynobj::do_read_symbols): Ditto. (Target_arm::do_finalize_sections): Add input_objects parameters. Merge processor-specific flags from all input objects. (Target_arm::are_eabi_versions_compatible, Target_arm::merge_processor_specific_flags, Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object): New method definitions. * i386.cc (Target_i386::do_finalize_sections): Add unnamed Input_objects pointer type parameter. * layout.cc (Layout::finalize): Pass input objects to target's. finalize_sections function. * output.cc (Output_file_header::do_sized_write): Set ELF file header's processor-specific flags. * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed Input_objects pointer type parameter. * sparc.cc (Target_sparc::do_finalize_sections): Same. * target.h (Input_objects): New forward class declaration. (Target::processor_specific_flags, Target::are_processor_specific_flags_sect): New method definitions. (Target::finalize_sections): Add input_objects parameter. (Target::Target): Initialize processor_specific_flags_ and are_processor_specific_flags_set_. (Target::do_finalize_sections): Add unnamed Input_objects pointer type parameter. (Target::set_processor_specific_flags): New method definition. (Target::processor_specific_flags_, Target::are_processor_specific_flags_set_): New data member declarations. * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed Input_objects pointer type parameter. 2009-10-30 Doug Kwan * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr. 2009-10-28 Ian Lance Taylor * 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. 2009-10-28 Doug Kwan * arm.cc (Arm_relobj): New class definition. (Arm_relobj::scan_sections_for_stubs, Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections): New method definitions. 2009-10-28 Cary Coutant * plugin.h (Plugin::Plugin): Initialize cleanup_done_. (Plugin::cleanup_done_): New member. (Plugin_manager::Plugin_manager): Remove cleanup_done_. (Plugin_manager::cleanup_done_): Remove. (Plugin_manager::add_input_file): Edit error message. * plugin.cc (Plugin::cleanup): Test and set cleanup_done_. (Plugin_manager::cleanup): Remove use of cleanup_done_. 2009-10-27 Mikolaj Zalewski * fileread.cc: (File_read::View::~View): Use the new data_ownership_ filed. (File_read::~File_read): Dispose the new whole_file_view_. (File_read::open): Mmap the whole file if needed. (File_read::open): Use whole_file_view_ instead of contents_. (File_read::find_view): Use whole_file_view_ if applicable. (File_read::do_read): Use whole_file_view_ instead of contents_. (File_read::make_view): Use whole_file_view_ instead of contents_, update File_read::View::View call. (File_read::find_or_make_view): Update File_read::View::View call. * fileread.h: (File_read::File_read): Initialize whole_file_view_, remove contents_ (File_read::View::Data_ownership): New enum. (File_read::View::View): Replace bool mapped_ with Data_ownership argument. (File_read::View::mapped_): Remove (replaced by data_ownership_). (File_read::View::data_ownership_): New field. (File_read::contents_): Remove (replaced by whole_file_view_). (File_read::whole_file_view_): New field. * options.h (class General_options): Add --keep-files-mapped. 2009-10-27 Cary Coutant * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary. * testsuite/Makefile.am (plugin_test_5): New test case. * testsuite/Makefile.in: Regenerate. 2009-10-25 Doug Kwan * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change from private to protected to allow access by child class. (Sized_relobj::do_relocate_sections): New method declaration. (Sized_relobj::relocate_sections): Virtualize. * reloc.cc (Sized_relobj::do_relocate_sections): Rename from Sized_relobj::relocate_sections. Instantiate template explicitly for different target sizes and endianity. 2009-10-24 Doug Kwan * 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. 2009-10-22 Doug Kwan * arm.cc (Arm_input_section): New class definition. (Arm_input_section::init, Arm_input_section:do_write, Arm_input_section::set_final_data_size, Arm_input_section::do_reset_address_and_file_offset): New method definitions. 2009-10-21 Doug Kwan * arm.cc (Stub_table, Arm_input_section): New forward class declarations. (Stub_table): New class defintion. (Stub_table::add_reloc_stub, Stub_table::relocate_stubs Stub_table::do_reset_address_and_file_offset, Stub_table::do_write): New method definition. 2009-10-21 Doug Kwan * arm.cc: Update copyright comments. (Target_arm): New forward class template declaration. (Arm_address): New type. (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET, THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET, THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New constants. (Insn_template): Same. (DEF_STUBS): New macro. (Stub_type): New enum type. (Stub_template): New class definition. (Stub): Same. (Reloc_stub): Same. (Stub_factory): Same. (Target_arm::Target_arm): Initialize may_use_blx_ and should_force_pic_veneer_. (Target_arm::may_use_blx, Target_arm::set_may_use_blx, Target_arm::should_force_pic_veneer, Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2, Target_arm::using_thumb_only, Target_arm:;default_target): New method defintions. (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_): New data member declarations. (Insn_template::size, Insn_template::alignment): New method defintions. (Stub_template::Stub_template): New method definition. (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc, Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same. (Stub_factory::Stub_factory): New method definition. * gold.h (string_hash): New template. * output.h (Input_section_specifier::hash_value): Use gold::string_hash. (Input_section_specifier::string_hash): Remove. * stringpool.cc (Stringpool_template::string_hash): Use gold::string_hash. 2009-10-20 Doug Kwan * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section symbols of relaxed input sections. * output.h (Output_section::find_relaxed_input_section): Make method public. 2009-10-16 Doug Kwan * dynobj.cc (Versions::Versions): Initialize version_script_. Only insert base version symbol definition for a shared object if version script defines any version versions. (Versions::define_base_version): New method definition. (Versions::add_def): Check that base version is not needed. (Versions::add_need): Define base version lazily. * dynobj.h (Versions::define_base_version): New method declaration. (Versions::needs_base_version_): New data member declaration. * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh (check_DATA): Add no_version_test.stdout. (libno_version_test.so, no_version_test.o no_version_test.stdout): New make rules. * testsuite/Makefile.in: Regenerate. * testsuite/no_version_test.c: New file. * testsuite/no_version_test.sh: Ditto. 2009-10-16 Doug Kwan * expression.cc (class Segment_start_expression): New class definition. (Segment_start_expression::value): New method definition. (script_exp_function_segment_start): Return a new Segment_start_expression. * gold/script-c.h (script_saw_segment_start_expression): New function prototype. * script-sections.cc (Script_sections::Script_sections): Initialize SAW_SEGMENT_START_EXPRESSION_ to false. (Script_sections::set_section_addresses): Use -Ttext, -Tdata and -Tbbs options to specify section addresses if given in command line and no SEGMENT_START expression is seen in a script. * script-sections.h (Script_sections::saw_segment_start_expression, Script_sections::set_saw_segment_start_expression): New method definition. (Script_sections::saw_segment_start_expression_): New data member declaration. * script.cc (script_saw_segment_start_expression): New function. * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression. * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh, script_test_7.sh and script_test_8.sh. (check_DATA): Add script_test_6.stdout, script_test_7.stdout and script_test_8.stdout. (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8. (script_test_6, script_test_6.stdout, script_test_7, script_test_7.stdout, script_test_8, script_test_8.stdout): New rules. * Makefile.in: Regenerate. * testsuite/script_test_6.sh: New file. * testsuite/script_test_6.t: Same. * testsuite/script_test_7.sh: Same. * testsuite/script_test_7.t: Same. * testsuite/script_test_8.sh: Same. 2009-10-16 Doug Kwan * output.cc (Output_segment::set_section_list_address): Cast expressions to unsigned long long type to avoid format warnings. 2009-10-15 Ian Lance Taylor * script.cc (Script_options::add_symbol_assignment): Always add a dot assignment to script_sections_. * script-sections.cc (Script_sections::add_dot_assignment): Initialize if necessary. * layout.cc (Layout::relaxation_loop_body): Don't crash if we see program headers with no load segment if there is a linker script. * layout.cc (Layout::set_segment_offsets): Align the file offset to the segment aligment for -N or -n with no load segment. * output.cc (Output_segment::add_output_section): Don't crash if the first section is a TLS section. (Output_segment::set_section_list_addresses): Print an error message if the address moves backward in a linker script. * script-sections.cc (Output_section_element_input::set_section_addresses): Don't increase *dot_value for a SHF_TLS/SHT_NOBITS section. (Orphan_output_section::set_section_addresses): Likewise. 2009-10-15 Doug Kwan * layout.cc (Layout::finish_dynamic_section): Generate tags DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ, DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS. 2009-10-14 Ian Lance Taylor * 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. 2009-10-13 Ian Lance Taylor Add support for -pie. * options.h (class General_options): Add -pie and --pic-executable. (General_options::output_is_position_independent): Test -pie. (General_options::output_is_executable): Return true if not shared and not relocatable. (General_options::output_is_pie): Remove. * options.cc (General_options::finalize): Reject incompatible uses of -pie. * gold.cc (queue_middle_tasks): A -pie link is not static. * symtab.h (Symbol::needs_plt_entry): Return false if -pie. * symtab.cc (Symbol::final_value_is_known): Return false if output_is_position_independent. * layout.cc (Layout::set_segment_offsets): Start at address 0 if output_is_position_independent. * output.cc (Output_file_header::do_sized_write): Use ET_DYN if output_is_position_independent. * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if output_is_position_independent. * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and two_file_pie_test. (basic_pie_test.o, basic_pie_test): New targets. (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets. (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets. (two_file_pie_test): New target. * testsuite/Makefile.in: Rebuild. * README: Remove note saying that -pie is not supported. 2009-10-13 Bernhard Reutner-Fischer * options.h (class General_options): Add -init and -fini. * layout.cc (Layout::finish_dynamic_section): Emit given init and fini functions. 2009-10-13 Sriraman Tallam * gc.h (gc_process_relocs): Check if icf is enabled using new function. * gold.cc (queue_initial_tasks): Likewise. (queue_middle_tasks): Likewise. * object.cc (do_layout): Likewise. * symtab.cc (is_section_folded): Likewise. * main.cc (main): Likewise. * reloc.cc (Read_relocs::run): Likewise. (Sized_relobj::do_scan_relocs): Likewise. * icf.cc (is_function_ctor_or_dtor): New function. (Icf::find_identical_sections): Check if function is ctor or dtor when safe icf is chosen. * options.h (General_options::icf): Change option to be an enum. (Icf_status): New enum. (icf_enabled): New method. (icf_safe_folding): New method. (set_icf_status): New method. (icf_status_): New variable. * (options.cc) (General_options::finalize): Set icf_status_. * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify icf_test and icf_keep_unique_test to use the --icf enum flag. * testsuite/icf_safe_test.sh: New file. * testsuite/icf_safe_test.cc: New file. 2009-10-12 Sriraman Tallam * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove includes to gc.h and icf.h. * arm.cc: Include gc.h. * gold.cc: Likewise. * i386.cc: Likewise. * powerpc.cc: Likewise. * sparc.cc: Likewise. * x86_64.cc: Likewise. * gc.h: Include icf.h. 2009-10-11 Ian Lance Taylor * plugin.cc: Include "gold.h" before other header files. 2009-10-10 Chris Demetriou * options.h (Input_file_argument::Input_file_type): New enum. (Input_file_argument::is_lib_): Replace with... (Input_file_argument::type_): New member. (Input_file_argument::Input_file_argument): Take Input_file_type 'type' rather than boolean 'is_lib' as second argument. (Input_file_argument::is_lib): Use type_. (Input_file_argument::is_searched_file): New function. (Input_file_argument::may_need_search): Handle is_searched_file. * options.cc (General_options::parse_library): Support -l:filename. (General_options::parse_just_symbols): Update for Input_file_argument changes. (Command_line::process): Likewise. * archive.cc (Archive::get_file_and_offset): Likewise. * plugin.cc (Plugin_manager::release_input_file): Likewise. * script.cc (read_script_file, script_add_file): Likewise. * fileread.cc (Input_file::Input_file): Likewise. (Input_file::will_search_for): Handle is_searched_file. (Input_file::open): Likewise. * readsyms.cc (Read_symbols::get_name): Likewise. * testsuite/Makefile.am (searched_file_test): New test. * testsuite/Makefile.in: Regenerate. * testsuite/searched_file_test.cc: New file. * testsuite/searched_file_test_lib.cc: New file. 2009-10-09 Andrew Pinski Ian Lance Taylor * descriptor.cc: Include and "binary-io.h". (Descriptors::open): Open the files in binary mode always. * script.cc (Lex::get_token): Treat \r as whitespace. 2009-10-09 Ian Lance Taylor * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0. 2009-10-09 Andrew Pinski Ian Lance Taylor * configure.ac: Check for readv function also. * fileread.cc (readv): Define if not HAVE_READV. * fileread.h (File_read:: max_readv_entries): Set to 1 if readv does not exist. * config.in: Regenerate. * configure: Regenerate. 2009-10-09 Doug Kwan * 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 Andrew Pinski * pread.c: Include stdio.h. 2009-10-09 Andrew Pinski * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not defined. 2009-10-09 Andrew Pinski * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info): Change read_shndx type to unsigned int. (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned int. (Sized_dwarf_line_info::read_line_mappings): Likewise. * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info): Change read_shndx type to unsigned int. (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned int. (Sized_dwarf_line_info::read_line_mappings): Likewise. * layout.cc (Layout::create_symtab_sections): Cast the result of local_symcount * symsize to off_t in the gold_assert. 2009-10-09 Viktor Kutuzov * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16, R_ARM_BASE_ABS. (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter. (Arm_relocate_functions::thm_abs5): New function. (Arm_relocate_functions::abs12): New function. (Arm_relocate_functions::abs16): New function. (Arm_relocate_functions::base_abs): New function. (Scan::check_non_pic): Handle R_ARM_ABS32_NOI. (Scan::local): Remove special handling of R_ARM_ABS8. Handle R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and R_ARM_BASE_ABS. (Scan::global): Likewise. (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16, R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS. (Relocatable_size_for_reloc::get_size_for_reloc): Handle R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and R_ARM_BASE_ABS. 2009-10-09 Viktor Kutuzov * arm.cc (Arm_relocate_functions::movw_prel_nc): New function. (Arm_relocate_functions::movt_prel): New function. (Arm_relocate_functions::thm_movw_prel_nc): New function. (Arm_relocate_functions::thm_movt_prel): New function. (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL, R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL. (Scan::global, Relocate::relocate): Likewise. (Relocatable_size_for_reloc::get_size_for_reloc): Likewise. 2009-10-09 Mikolaj Zalewski * gold.cc: (queue_initial_tasks): Pass incremental_inputs to Incremental_checker. * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to unsigned int. (class Incremental_inputs_header): New class. (Incremental_inputs_header_writer): Edit comment. (Incremental_inputs_entry): New class. (Incremental_inputs_entry_writer): Edit comment. (Sized_incremental_binary::do_find_incremental_inputs_section): Add *strtab_shndx parameter, fill it. (Sized_incremental_binary::do_check_inputs): New method. (Incremental_checker::can_incrementally_link_output_file): Use Sized_incremental_binary::check_inputs. (Incremental_inputs::report_command_line): Save command line in command_line_. * incremental.h: (Incremental_binary::find_incremental_inputs_section): New method. (Incremental_binary::do_find_incremental_inputs_section): Add strtab_shndx parameter. (Incremental_binary::do_check_inputs): New pure virtual method. (Sized_incremental_binary::do_check_inputs): Declare. (Incremental_checker::Incremental_checker): Add incremental_inputs parameter, use it to initialize incremental_inputs_. (Incremental_checker::incremental_inputs_): New field. (Incremental_checker::command_line): New method. (Incremental_checker::inputs): New method. (Incremental_checker::command_line_): New field. 2009-10-09 Mikolaj Zalewski * incremental.cc: Include and "target-select.h". (vexplain_no_incremental): New function. (explain_no_incremental): New function. (Incremental_binary::error): New method. (Sized_incremental_binary::do_find_incremental_inputs_section): New method. (make_sized_incremental_binary): New function. (open_incremental_binary): New function. (can_incrementally_link_file): Add checks if output is ELF and has inputs section. * incremental.h: Include "elfcpp_file.h" and "output.h". (Incremental_binary): New class. (Sized_incremental_binary): New class. (open_incremental_binary): Declare. * object.cc (is_elf_object): Use elfcpp::Elf_recognizer::is_elf_file. (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header. * output.h (Output_file::filesize): New method. 2009-10-07 Viktor Kutuzov * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend): New function. (Arm_relocate_functions::insert_val_arm_movw_movt): New function. (Arm_relocate_functions::extract_thumb_movw_movt_addend): New function. (Arm_relocate_functions::insert_val_thumb_movw_movt): New function. (Arm_relocate_functions::movw_abs_nc): New function. (Arm_relocate_functions::movt_abs): New function. (Arm_relocate_functions::thm_movw_abs_nc): New function. (Arm_relocate_functions::thm_movt_abs): New function. (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS, R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS. (Scan::global): Likewise. (Relocate::relocate): Likewise. (Relocatable_size_for_reloc::get_size_for_reloc): Likewise. 2009-10-07 Viktor Kutuzov * arm.cc (Arm_relocate_functions::got_prel) New function. (Scan::local, Scan::global): Handle R_ARM_GOT_PREL. (Relocate::relocate): Likewise. (Relocatable_size_for_reloc::get_size_for_reloc): Likewise. 2009-10-06 Ian Lance Taylor * 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 Ian Lance Taylor * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field. (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push the address on ldo_addrs_. (Target_i386::Relocate::fix_up_ldo): New function. 2009-10-06 Rafael Espindola * plugin.cc (add_input_library): New. (Plugin::load): Add add_input_library to tv. (Plugin_manager::add_input_file): Add the is_lib argument. (add_input_file): Update call to Plugin_manager::add_input_file. (add_input_library): New. * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument. 2009-09-30 Doug Kwan * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function symbol and call Symbol::may_need_copy_reloc to determine if a copy reloc is needed. * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z nocopyreloc is given in command line. (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not given in command line. * i386.cc (Target_i386::may_need_copy_reloc): Remove. (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead of the removed Target_i386::may_need_copy_reloc. * options.h (copyreloc): New option with default value false. * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove. (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc instead of the removed Target_powerpc::may_need_copy_reloc. * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove. (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc instead of the removed Target_sparc::may_need_copy_reloc. * symtab.h (Symbol::may_need_copy_reloc): New method definition. * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove. (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc instead of the removed Target_x86_64::may_need_copy_reloc. 2009-09-30 Ian Lance Taylor * 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. 2009-09-26 Ian Lance Taylor * testsuite/initpri1.c: Don't try to use constructor priorities if compiling with gcc before 4.3. 2009-09-22 Mikolaj Zalewski * testsuite/retain_symbols_file_test.sh (check_present): Change output file name to retain_symbols_file_test.stdout. (check_absent): Likewise. 2009-09-18 Craig Silverstein * object.cc (Sized_relobj::do_count): Test should_retain_symbol map. * options.cc: Include and . (General_options::finalize): Parse -retain-symbols-file tag. * options.h: New flag. (General_options): New method should_retain_symbol, new variable symbols_to_retain. * symtab.cc (Symbol_table::sized_finalize_symbol): Test should_retain_symbol map. * testsuite/Makefile.am (retain_symbols_file_test): New test. * testsuite/Makefile.in: Regenerate. * testsuite/retain_symbols_file_test.sh: New file. 2009-09-18 Nick Clifton * po/es.po: Updated Spanish translation. 2009-09-17 Doug Kwan * debug.h (DEBUG_RELAXATION): New constant. (DEBUG_ALL): Add DEBUG_RELAXATION. (debug_string_to_enum): Add relaxation debug option. * layout.cc (Layout::Relaxation_debug_check::check_output_data_for_reset_values, Layout::Relaxation_debug_check::read_sections, Layout::Relaxation_debug_check::read_sections): New method definitions. (Layout::Layout): Initialize data members record_output_section_data_from_scrips_, script_output_section_data_list_ and relaxation_debug_check_. (Layout::save_segments, Layout::restore_segments, Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation, Layout::relaxation_loop_body): New method definitions. (Layout::finalize): Support relaxation. Move section layout code to Layout::relaxation_loop_body. (Layout::set_asection_address_from_script): Move code for orphan section placement out. (Layout::place_orphan_sections_in_script): New method definition. * layout.h (Output_segment_headers, Output_file_header): New forward class declarations. (Layout::~Layout): Define. (Layout::new_output_section_data_from_script): New method definition. (Layout::place_orphan_sections_in_script): New method declaration. (Layout::Segment_states): New type declaration. (Layout::save_segments, Layout::restore_segments, Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation, Layout::relaxation_loop_body): New method declarations. (Layout::Output_section_data_list): New type declaration. (Layout::Relaxation_debug_check): New class definition. (Layout::record_output_section_data_from_script_, Layout::script_output_section_data_list_, Layout::segment_states_, Layout::relaxation_debug_check_): New data members. * output.cc: (Output_section_headers::do_size): New method definition. (Output_section_headers::Output_section_headers): Move size computation to Output_section_headers::do_size. (Output_segment_headers::do_size): New method definition. (Output_file_header::Output_file_header): Move size computation to Output_file_header::do_size and call it. (Output_file_header::do_size): New method definition. (Output_data_group::Output_data_group): Adjust call to Output_section_data. (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once. (Output_symtab_xindex::do_write): Add array bound check. (Output_section::Input_section::print_to_mapfile): Handle RELAXED_INPUT_SECTION_CODE. (Output_section::Output_section): Initialize data member checkpoint_. (Output_section::~Output_section): Delete checkpoint object pointed by checkpoint_. (Output_section::add_input_section): Always add an Input_section if relaxing. (Output_section::add_merge_input_section): Add assert. (Output_section::relax_input_section): New method definition. (Output_section::set_final_data_size): Set load address to zero for an unallocated section. (Output_section::do_address_and_file_offset_have_reset_values): New method definition. (Output_section::Input_section_sort_enty::Input_section_sort_enty): Handle relaxed input section. (Output_section::sort_attached_input_sections): Checkpoint input section list lazily. (Output_section::get_input_sections): Change type of input_sections to list of Simple_input_section pointers. Checkpoint input section list lazily. Also handle relaxed input sections. (Output_section::add_input_section_for_script): Take a reference to a Simple_input_section object instead of Relobj pointer and section index as parameter. Handle relaxed input sections. (Output_section::save_states, Output_section::restore_states): New method definitions. * output.h (Output_data::Output_data): Initialize is_data_size_fixed_. (Output_data::is_data_size_fixed): New method definition. (Output_data::reset_addresss_and_file_offset): Do not reset data size if it is fixed. (Output_data::address_and_file_offset_have_reset_values): New method definition. (Output_data::do_address_and_file_offset_have_reset_values): New method definition. (Output_data::set_data_size): Check that data size is not fixed. (Output_data::fix_data_size): New method definition. (Output_data::is_data_size_fixed_): New data member. (Output_section_headers::set_final_data_size): New method definition. (Output_section_headers::do_size): New method declaration. (Output_segment_headers::set_final_data_size): New method definition. (Output_segment_headers::do_size): New method declaration. (Output_file_header::set_final_data_size)::New method definition. (Output_file_header::do_size)::New method declaration. (Output_section_data::Output_section_data): Add new parameter is_data_size_fixed and use it to fix data size. (Output_data_const::Output_data_const): Adjust call to base class constructor and fix data size. (Output_data_const_buffer::Output_data_const_buffer): Adjust call to base class constructor and fix data size. (Output_data_fixed_space::Output_data_fixed_space): Adjust call to base class constructor and fix data size. (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base class constructor and fix data size. (Output_data_group::set_final_data_size): New method definition. (Output_data_dynamic::Dynamic_entry::tag): New method definition. (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base class constructor and fix data size. (Output_relaxed_input_section): New class definition. (Output_section::Simple_input_section): New class definition. (Output_section::get_input_sections): Adjust parameter list. (Output_section::add_input_section_for_script): Same. (Output_section::save_states, Output_section::restore_states, Output_section::do_address_and_file_offset_have_reset_values, (Output_section::Input_section::Input_section): Handle RELAXED_INPUT_SECTION_CODE. Add new overload for Output_relaxed_input_section. (Output_section::Input_section::is_input_section, Output_section::Input_section::set_output_section): Handle relaxed input section. (Output_section::Input_section::is_relaxed_input_section, Output_section::Input_section::output_section_data, Output_section::Input_section::relaxed_input_section): New method definitions. (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum value. (Output_section::Input_section::u1_): Update comments. (Output_section::Input_section::u2_): Add new union member poris. (Output_section::Checkpoint_output_section): New classs definition. (Output_section::relax_input_section): New method declaration. (Output_section::checkpoint_): New data member. (Output_segment): Update comments. (Output_segment::Output_segment): Un-privatize copy constructor. (Output_segment::operator=): Un-privatize. * script-sections.cc (Output_section_element::Input_section_list): Change element type to Output_section::Simple_input_section. (Output_section_element_dot_assignment::set_section_addresses): Register output section data for relaxation clean up. (Output_data_exression::Output_data_expression): Adjust call to base constructor to fix data size. (Output_section_element_data::set_section_addresses): Register Output_data_expression object for relaxation clean up. (struct Input_section_info): Replace Relobj pointer and section index pair with Output_section::Simple_input_section and Convert struct to a class. (Input_section_sorter::operator()): Adjust access to Input_section_info data member to use accessors. (Output_section_element_input::set_section_addresses): Use layout parameter. Adjust code to use Output_section::Simple_input_section and Input_secction_info classes. Register filler for relaxation clean up. (Orphan_output_section::set_section_addresses): Replace Relobj pointer and section index pair with Output_section::Simple_input_section class. Adjust code accordingly. (Phdrs_element::release_segment): New method definition. (Script_sections::attach_sections_using_phdrs_clause): Do not modify segment list. (Script_sections::release_segments): New method definition. * gold/script-sections.h (Script_sections::release_segments): New method declaration. * gold/target.h (Target::may_relax, Target::relax, Target::do_may_relax, Target::do_relax): New method definitions. 2009-09-17 Viktor Kutuzov * arm.cc (has_signed_unsigned_overflow): New function. (Arm_relocate_functions::abs8): New function. (Target_arm::Scan::local): Handle R_ARM_ABS8. (Target_arm::Scan::global): Likewise. (Target_arm::relocate::relocate): Likewise. (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Likewise. 2009-09-16 Cary Coutant * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files. * testsuite/Makefile.in: Regenerate. 2009-09-11 Nick Clifton * po/gold.pot: Updated by the Translation project. 2009-09-08 Cary Coutant * output.cc (Output_file::open): Add execute permission to empty file. * testsuite/Makefile.am (permission_test): New test. * testsuite/Makefile.in: Regenerate. 2009-09-02 Ian Lance Taylor * output.cc (Output_file::resize): Call map_no_anonymous rather than map. 2009-09-01 Mikolaj Zalewski * gold.cc: Include "incremental.h". (queue_initial_tasks): Call Incremental_checker methods. * incremental.cc: Include "output.h". (Incremental_checker::can_incrementally_link_output_file): New method. * incremental.h (Incremental_checker): New class. * output.cc (Output_file::open_for_modification): New method. (Output_file::map_anonymous): Changed return type to bool. Record map in base_ field. (Output_file::map_no_anonymous): New method, broken out of map. (Output_file::map): Use map_no_anonymous and map_anonymous. * output.h (class Output_file): Update declarations. 2009-08-24 Cary Coutant * options.h (Command_line::Pre_options): New class. (Command_line::pre_options): New member. * options.cc (gold::options::ready_to_register): New variable. (One_option::register_option): Do nothing if not registering options. Assert if same short option registered twice. (General_options::General_options): Turn off option registration when done constructing. (Command_line::Pre_options::Pre_options): New constructor. 2009-08-24 Cary Coutant * options.h (General_options::no_keep_memory): Remove incorrect short option. 2009-08-24 Ralf Wildenhues * Makefile.am (am__skiplex, am__skipyacc): New. * Makefile.in: Regenerate. 2009-08-22 Ralf Wildenhues * Makefile.am (AM_CPPFLAGS): Renamed from ... (INCLUDES): ... this. * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability. (AM_CPPFLAGS): Renamed from ... (INCLUDE): ... this. * Makefile.in, testsuite/Makefile.in: Regenerate. * Makefile.in: Regenerate. * aclocal.m4: Likewise. * config.in: Likewise. * configure: Likewise. * testsuite/Makefile.in: Likewise. * Makefile.am (AUTOMAKE_OPTIONS): Add foreign. * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign. * Makefile.in: Regenerate. * testsuite/Makefile.in: Regenerate. 2009-08-19 Cary Coutant * resolve.cc (Symbol_table::resolve): Don't complain about defined symbols in shared libraries overridden by hidden or internal symbols in the main program. 2009-08-19 Chris Demetriou * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when checking source file names in error messages. 2009-08-18 Doug Kwan * 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. 2009-08-14 Ian Lance Taylor * gold.h (FUNCTION_NAME): Define. (gold_unreachable): Use FUNCTION_NAME. 2009-08-12 Sriraman Tallam * icf.cc (Icf::find_identical_sections): Issue a warning when a symbol in the --keep-unique list is not found. 2009-08-12 Sriraman Tallam * icf.cc (Icf::find_identical_sections): Unfold symbols that have been maked as --keep-unique. (Icf::unfold_section): New function. * icf.h (Icf::unfold_section): New function. * options.h (General_options::keep_unique): New option. * testsuite/Makefile.am: Add commands to build icf_keep_unique_test. * testsuite/Makefile.in: Regenerate. * testsuite/icf_keep_unique_test.sh: New file. * testsuite/icf_keep_unique_test.cc: New file. 2009-08-12 Cary Coutant PR 10471 * resolve.cc (Symbol_table::resolve): Check for references from dynamic objects to hidden and internal symbols. * testsuite/Makefile.am (hidden_test.sh): New test. * testsuite/Makefile.in: Regenerate. * testsuite/hidden_test.sh: New script. * testsuite/hidden_test_1.c: New test source. * testsuite/hidden_test_main.c: New test source. 2009-08-11 Doug Kwan * arm.cc: Update comments. (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX segment to locate the .ARM.exidx section if present. 2009-08-09 Doug Kwan * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous patch. 2009-08-07 Sriraman Tallam * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid compiler warnings. 2009-08-06 Sriraman Tallam * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a valid tls_segment only for non-debug-section relocations. * testsuite/Makefile.am: Add gc_tls_test. * testsuite/Makefile.in: Regenerate. * testsuite/gc_tls_test.cc: New file. * testsuite/gc_tls_test.sh: New file. 2009-08-05 Sriraman Tallam * icf.cc: New file. * icf.h: New file. * Makefile.am (CCFILES): Add icf.cc. (HFILES): Add icf.h * Makefile.in: Regenerate. * dynobj.h (Sized_dynobj::do_section_entsize): New function. * gc.h (gc_process_relocs): Populate lists used by icf to contain section, symbol and addend information for the relocs. * gold.cc (queue_middle_tasks): Call identical code folding. * gold.h: Add defines for multimap. * layout.cc (Layout::create_symtab_sections): Add symtab as parameter to the call of finalize_local_symbols. * main.cc (main): Create object of class Icf. * object.cc (Sized_relobj::do_layout): Allow this function to be called twice during icf. (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding to sections marked as identical by icf. (Sized_relobj::do_section_flags): Get section_flags from Symbols_data when available. (Sized_relobj::do_section_entsize): New function. * object.h (Object::section_entsize): New function. (Object::do_section_entsize): New pure virtual function. (Relobj::finalize_local_symbols): Add new parameter. (Relobj::do_section_entsize): New function. * options.h (General_options::icf): New option. (General_options::icf_iterations): New option. (General_options::print_icf_sections): New option. * plugin.cc (Sized_pluginobj::do_section_entsize): New function. * plugin.h (Sized_pluginobj::do_section_entsize): New function. * reloc.cc (Read_relocs::run): Delay scanning relocs when doing icf. * symtab.cc (Symbol_table::is_section_folded): New function. (Symbol_table::sized_finalize_symbol): Fold symbols corresponding to sections marked as identical by icf. * symtab.h (Symbol_table::set_icf): New function. (Symbol_table::icf): New function. (Symbol_table::is_section_folded): New function. (Symbol_table::icf_): New data member. * target-reloc.h (relocate_section): Ignore sections folded by icf. * testsuite/Makefile.am: Add commands to build icf_test. * testsuite/Makefile.in: Regenerate. * testsuite/icf_test.sh: New file. * testsuite/icf_test.cc: New file. 2009-07-24 Chris Demetriou * layout.cc (is_compressible_debug_section): Fix incorrect comment about compressed section names. 2009-07-20 Ian Lance Taylor PR 10419 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences. 2009-07-16 Ian Lance Taylor PR 10400 * layout.h: #include . (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. 2009-07-09 Ian Lance Taylor * merge.cc (Object_merge_map::initialize_input_to_output_map): Reserve space in the hash table. 2009-07-06 Mikolaj Zalewski * fileread.cc (File_read::get_mtime): New method. * fileread.h (Timespec): New structure. (File_read::get_mtime): New method. * incremental.cc (Incremental_inputs_entry_data::timestamp_usec): Renamed from timestamp_nsec. (Incremental_inputs_entry_write::timestamp_sec): Fix argument to Elf_Xword. (Incremental_inputs_entry_write::timestamp_usec): Renamed from timestamp_nsec. (Incremental_inputs::report_archive): Save mtime; style fix. (Incremental_inputs::report_obejct): Save mtime; style fix. (Incremental_inputs::report_script): Save mtime; style fix. (Incremental_inputs::finalize_inputs): Style fix. (Incremental_inputs::finalize): Style fix. (Incremental_inputs::create_input_section_data): Store inputs mtime. * incremental.h (Incremental_inputs::report_script): Add mtime argument. (Incremental_inputs::Input_info::Input_info): Intialize only one union member. (Incremental_inputs::Input_info::archive): Move to nameless union. (Incremental_inputs::Input_info::obejct): Move to nameless union. (Incremental_inputs::Input_info::script): Move to nameless union. (Incremental_inputs::mtime): New field. * script.cc (read_input_script): Pass file mtime to Incremental_input. * script.h (Script_info::inputs): Style fix. 2009-07-01 Ian Lance Taylor * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size instead of 32. 2009-06-24 Ian Lance Taylor PR 10156 * layout.cc (Layout::choose_output_section): If we find an existing section, update the flags. (Layout::create_notes): New function, broken out of Layout::finalize. (Layout::finalize): Don't create note sections. (Layout::create_note): Don't crash if linker script discards section. (Layout::create_gold_note): Likewise. (Layout::create_build_id): Likewise. Don't set after_input_sections on the section. (Layout::create_executable_stack_info): Remove target parameter. Change caller. * layout.h (class Layout): Declare create_notes. Update declaration of create_executable_stack_info. * gold.cc (queue_middle_tasks): Call create_notes. * output.cc (Output_section::update_flags_for_input_section): Move here from output.h. If SHF_ALLOC flag is newly set, mark address invalid. * output.h (Output_data::mark_address_invalid): New function. (class Output_section): Only declare, not define, update_flags_for_input_section. Remove set_flags. 2009-06-24 Ian Lance Taylor * script-sections.cc (Output_section_definition:: set_section_addresses): Rename shadowing local load_address to laddr. 2009-06-24 Ian Lance Taylor PR 10244 * reloc.cc (relocate_sections): Skip empty relocation sections. 2009-06-23 Ian Lance Taylor PR 10156 * layout.cc (Layout::create_note): Use choose_output_section rather than make_output_section. 2009-06-23 Ian Lance Taylor PR 10237 * options.cc (General_options::parse_V): Set printed_version_. (General_options::General_options): Initialize printed_version_. * options.h (class General_options): Add printed_version_ field. * gold.cc (queue_initial_tasks): If there are no input files, don't give a fatal error if we printed the version information. (queue_middle_tasks): If using -r with a shared object, give a fatal error rather than an ordinary error. 2009-06-23 Ian Lance Taylor PR 10219 * layout.cc (Layout::Layout): Initialize have_stabstr_section_. (Layout::make_output_section): Set have_stabstr_section_ if we see a .stab*str section. (Layout::finalize): Call link_stabs_sections. (Layout::link_stabs_sections): New file. * layout.h (class Layout): Add have_stabstr_section_ field. Declare link_stabs_sections. 2009-06-23 Doug Kwan * Makefile.am (libgold_a_LIBADD): New. (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS * Makefile.in: Regenerate. * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New. * configure: Regenerate. * configure.ac (AC_CHECK_DECLS): Add strndup and memmem. * fileread.cc: Include sys/state.h * gold.h: Declare memmem and strndup if found missing. * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined. 2009-06-23 Ian Lance Taylor * configure.ac: Call AC_CHECK_DECLS using C, not C++. * configure: Rebuild. 2009-06-23 Ian Lance Taylor PR 10147 * object.cc (Object::section_contents): Don't try to get a view if the section has length zero. (Object::handle_gnu_warning_section): If the section is empty, use the name of the section as the warning. 2009-06-23 Ian Lance Taylor PR 10133 * stringpool.h (class Stringpool_template): Add optimize_ field. (Stringpool_template::set_optimize): New function. * stringpool.cc (Stringpool_template::Stringpool_template): Initialize optimize_ field. (Stringpool_template::set_string_offsets): Test local optimize fild rather than parameter. * layout.cc (Layout::Layout): Call set_optimize on the section name stringpool. 2009-06-22 Ian Lance Taylor PR 10030 * yyscript.y: Parse TARGET. * script.cc (script_set_target): New function. * script-c.h (script_set_target): Declare. * options.cc (General_options::string_to_object_format): Rename from string_to_object_format in anonymous namespace. Change callers. * options.h (class General_options): Declare string_to_object_format. 2009-06-22 Ian Lance Taylor * script-sections.cc (Script_sections::create_segments): Don't put program headers in a PT_LOAD segment if -n or -N. 2009-06-22 Ian Lance Taylor PR 10141 * options.h (class General_options): Add -z lazy and -z now. Sort -z options into alphabetical order. * layout.cc (Layout::finish_dynamic_section): Handle -z now. 2009-06-21 Ian Lance Taylor * layout.cc (Layout::make_output_section): Call Target::new_output_section. (Layout::attach_allocated_section_to_segment): Put large section sections in a separate load segment with the large segment flag set. (Layout::segment_precedes): Sort large data segments after other load segments. (align_file_offset): New static function. (Layout::set_segment_offsets): Use align_file_offset. * output.h (class Output_section): Add is_small_section_ and is_large_section_ fields. (Output_section::is_small_section): New function. (Output_section::set_is_small_section): New function. (Output_section::is_large_section): New function. (Output_section::set_is_large_section): New function. (Output_section::is_large_data_section): New function. (class Output_segment): Add is_large_data_segment_ field. (Output_segment::is_large_data_segment): New function. (Output_segment::set_is_large_data_segment): New function. * output.cc (Output_section::Output_section): Initialize new fields. (Output_segment::Output_segment): Likewise. (Output_segment::add_output_section): Add assertion that large data sections always go in large data segments. Force small data sections to the end of the list of data sections. Force small BSS sections to the start of the list of BSS sections. For large BSS sections to the end of the list of BSS sections. * symtab.h (class Symbol): Declare is_common_shndx. (Symbol::is_defined): Check Symbol::is_common_shndx. (Symbol::is_common): Likewise. (class Symbol_table): Define enum Commons_section_type. Update declarations. Add small_commons_ and large_commons_ fields. * symtab.cc (Symbol::is_common_shndx): New function. (Symbol_table::Symbol_table): Initialize new fields. (Symbol_table::add_from_object): Put small and large common symbols in the right list. (Symbol_table::sized_finalized_symbol): Check Symbol::is_common_shndx. (Symbol_table::sized_write_globals): Likewise. * common.cc (Symbol_table::do_allocate_commons): Allocate new common symbol lists. Don't call do_allocate_commons_list if the list is empty. (Symbol_table::do_allocate_commons_list): Remove is_tls parameter. Add comons_section_type parameter. Change all callers. Handle small and large common symbols. * object.cc (Sized_relobj::do_finalize_local_symbols): Check Symbol::is_common_shndx. * resolve.cc (symbol_to_bits): Likewise. * target.h (Target::small_common_shndx): New function. (Target::small_common_section_flags): New function. (Target::large_common_shndx): New function. (Target::large_common_section_flags): New function. (Target::new_output_section): New function. (Target::Target_info): Add small_common_shndx, large_common_shndx, small_common_section_flags, and large_common_section_flags fields. (Target::do_new_output_section): New virtual function. * arm.cc (Target_arm::arm_info): Initialize new fields. * i386.cc (Target_i386::i386_info): Likewise. * powerpc.cc (Target_powerpc::powerpc_info) [all versions]: Likewise. * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. (Target_x86_64::do_new_output_section): New function. * configure.ac: Define conditional MCMODEL_MEDIUM. * testsuite/Makefile.am (check_PROGRAMS): Add large. (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define. (large_LDFLAGS): Define. * testsuite/large.c: New file. * testsuite/testfile.cc (Target_test::test_target_info): Initialize new fields. * configure, testsuite/Makefile.in: Rebuild. 2009-06-05 Doug Kwan * Makefile.am (CCFILES): Add target.cc. * Makefile.in: Regenerate. * i386.cc (class Target_i386): Define new virtual method to override do_is_local_label_name in parent. * object.cc (Sized_relobj::do_count_local_symbols): Discard local symbols if --discard-locals or -X is given. * options.h (class General_options): Declare new options '--discard-locals' and '-X' for discarding locals. * target.h (class Target): Define new methods is_local_label_name. Declare new virtual method do_is_local_label_name. * target.cc: New file. * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test. (check_SCRIPTS): Add discard_locals_test.sh. (check_DATA): Add discard_local_tests.syms. (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define. (discard_local_tests.syms, discard_locals_test.o): New make rules. * testsuite/Makefile.in: Regenerate. * testsuite/discard_locals_test.c: New file. * testsuite/discard_locals_test.sh: Same. 2009-06-05 Doug Kwan * 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. 2009-06-04 Doug Kwan * layout.cc (Layout::section_name_mapping): Add mapping for special ARM sections. 2009-06-03 Doug Kwan * arm.cc (utils::sign_extend): Reverse test in gold_assert. (utils::has_overflow): Same. 2009-06-03 Ian Lance Taylor * layout.cc (Layout::section_name_mapping): New array, replacing Layout::linkonce_mapping. (Layout::section_name_mapping_count): New variable, replacing Layout::linkonce_mapping_count. (Layout::linkonce_output_name): Remove. (Layout::output_section_name): Rewrite. * layout.h (class Layout): Rename Linkonce_mapping to Section_name_mapping, linkonce_mapping to section_name_mapping, linkonce_mapping_count to section_name_mapping_count. Don't declare linkonce_output_name. 2009-06-03 Doug Kwan * gold/arm.cc (namespace utils): New. (Target_arm::reloc_is_non_pic): Define new method. (class Arm_relocate_functions): New. (Target_arm::Relocate::relocate): Handle relocation types used by Android. 2009-06-03 Ian Lance Taylor * arm.cc (Target_arm::scan::global): Use || instead of |. 2009-06-02 Doug Kwan * gold/arm.cc (Target_arm::Scan::Scan): Initialize issued_non_pic_error_. (class Target_arm::Scan): Declare new method check_non_pic. Define new method symbol_needs_plt_entry. Declare new data member issued_non_pic_error_. (class Target_arm::Relocate): Declare new method should_apply_static_reloc. (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC. (Target_arm::Scan::check_non_pic): Define new method. (Target_arm::Scan::local): Handle a small subset of reloc types used by Android. (Target_arm::Scan::local): Same. (Target_arm::Relocate::should_apply_statci_reloc): Define new method. 2009-05-31 Mikolaj Zalewski * incremental.cc (Incremental_inputs::report_command_line): Filter out --incremental-* options. 2009-05-29 Doug Kwan * gold/arm.cc (Output_data_plt_arm): Forward declaration for new template class. (class Target_arm): Update comment. (Target_arm::Target_arm): Initialize new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_. Declare new methods Target_arm::got_section, Target_arm::make_plt_entry and Target_arm::rel_dyn_section. Declare new_enum Target_arm::Got_type. Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_. Update commments for member do_dynsym_value. (Target_arm::got_size, Target_arm::plt_section, Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define new methods inside class defintion. (Target_arm::got_section): Define new method. (Target_arm::rel_dyn_section): Same. (Output_data_plt_arm): New template class. (Output_data_plt_arm::Output_data_plt_arm): Define constructor. (Output_data_plt_arm:do_adjust_output_section): Define new method. (Output_data_plt_arm::add_entry): Same. (Output_data_plt_arm::first_plt_entry): Define new static data member for PLT instruction template. (Output_data_plt_arm::plt_entry): Same. (Output_data_plt_arm::do_write): Define new method. (Target_arm::make_plt_entry): Same. (Target_arm::do_finalize_sections): Same. (Target_arm::do_dynsym_value): Same. 2009-05-28 Doug Kwan * Makefile.am (TARGETSOURCES): Add arm.cc. (ALL_TARGETOBJECTS): Add arm.$(OBJEXT) * Makefile.in: Regenerate. * arm.cc: New file. * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets. 2009-05-26 Doug Kwan * options.cc (General_options::parse_exclude_libs). Fix a comment. (General_options::check_excluded_libs): Strip off directories in archive name before matching like GNU ld does. * testsuite/Makefile.am (MOSTLYCLEANFILES, exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a (exclude_libs_test_LDFLAGS): Add linker option -Wl,--exclude-libs,libexclude_libs_test_3 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as an explicit archive without using -l. (alt/libexclude_libs_test_3.a): New make rule. * testsuite/Makefile.in: Regenerate. * testsuite/exclude_libs_test.c : Declare lib3_default(). (main): Call it. * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a. * exclude_libs_test_3.c: New file. 2009-05-26 Nick Clifton * po/id.po: New Indonesian translation. * po/gold.pot: Updated template file. 2009-05-22 Sriraman Tallam * testsuite/Makefile.am: Add -ffunction-sections to compile gc_comdat_test files. Add -Wl,--gc-sections to build gc_comdat_test. * testsuite/Makefile.in: Regenerate. * testsuite/gc_comdat_test.sh: Fix the condition around grep. 2009-05-21 Sriraman Tallam * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the kept comdat section was garbage collected. * testsuite/Makefile.am: Add test gc_comdat_test.sh. * testsuite/Makefile.in: Regenerate. * testsuite/gc_comdat_test.sh: New file. * testsuite/gc_comdat_test_1.cc: New file. * testsuite/gc_comdat_test_2.cc: New file. 2009-05-19 Doug Kwan * 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. 2009-05-15 Ian Lance Taylor * configure.ac: Check for declarations for cases where libiberty.h checks HAVE_DECL_xxx. * configure, config.in: Rebuild. 2009-05-15 Mikolaj Zalewski * gold.h (Incremental_argument_list): Remove (invalid) forward declaration. * incremental.cc (Incremental_inputs::report_achive): New method. (Incremental_inputs::report_object): New method. (Incremental_inputs::report_script): New method. (Incremental_inputs::finalize_inputs): New method. (Incremental_inputs::finalize): Call finalize_inputs(). (Incremental_inputs::sized_create_incremental_inputs_section_data): Create inputs entries. * incremental.h (Incremental_input_type): New enum. (Incremental_inputs::Incremental_input): Initialize new fields. (Incremental_inputs::report_inputs): New method. (Incremental_inputs::report_achive): New method. (Incremental_inputs::report_object): New method. (Incremental_inputs::report_script): New method. (Incremental_inputs::finalize_inputs): New method. (Incremental_inputs::Input_info): New struct. (Incremental_inputs::Input_info_map): New typedef. (Incremental_inputs::lock_): New field. (Incremental_inputs::Inputs_): New field. (Incremental_inputs::Inputs_map): New field. * main.cc (main): Call Incremental_input::report_inputs. * options.h (Input_argument_list): Typedef moved from Input_arguments. (Input_file_group::Files): Remove, use ::Input_argument_list. (Input_file_group::Input_argument_list): Remove, use ::Input_argument_list. * plugin.cc (Plugin_manager::add_input_file): Add error in incremental build. * read_syms.cc (do_read_syms): Call Incremental_input::report_* functions. * script.cc (read_input_script): Call Incremental_input::report_script. * script.h (Script_info): New class. 2009-04-27 Ian Lance Taylor * x86_64.cc (do_adjust_output_section): Set entsize to plt_entry_size. 2009-04-23 Elliott Hughes * output.cc (Output_file::close): After short writes, continue writing from the correct offset in the buffer being written. 2009-04-23 Chris Demetriou * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define. * configure: Regenerate. * config.in: Regenerate. * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set if HAVE_TR1_UNORDERED_MAP_REHASH is not defined. 2009-04-21 Mikolaj Zalewski * incremental.cc (Incremental_inputs_header_data): Renamed from Incremental_input_header_data. (Incremental_inputs_header_data::data_size): New field. (Incremental_inputs_header_data::put_input_file_count): Renamed from input_file_count. (Incremental_inputs_header_data::put_command_line_offset): Renamed from command_line_offset. (Incremental_inputs_header_data::put_reserved): Renamed from put_reserved. (Incremental_inputs_entry_data): Renamed from Incremental_input_entry_data. (Incremental_inputs_entry_data::data_size): New field. (Incremental_inputs::report_command_line): New method. (Incremental_inputs::finalize): New method. (Incremental_inputs::create_incremental_inputs_data): New method. (Incremental_inputs::sized_create_incremental_inputs_data): New method. * incremental.h: New file. * layout.cc (Layout::Layout): Handle new incremental_inputs_. (Layout::finalize): Create incremental inputs section in incremental builds. (Layout::create_incremental_info_sections): New method. * layout.h (Layout::incremental_inputs): New method. (Layout::create_incremental_info_sections): New method. (Layout::incremental_inputs_): New field. * main.cc (main): Notify Incremental_input of the command line. 2009-04-01 Ian Lance Taylor Mikolaj Zalewski * gold.h (reserve_unordered_map): Define, three versions, one for each version of Unordered_map. * layout.cc (Layout::Layout): Remove options parameter. Add number_of_input_files parameter. Don't initialize options_. Initialize number_of_input_files_ and resized_signatures_. Move sections_are_attached_. (Layout::layout_group): Reserve space for group_signatures_. (Layout::find_or_add_kept_section): Change name parameter to be a reference. Resize signatures_ map when it gets large enough. (Layout::layout_eh_frame): Use parameters->options() instead of this->options_. (Layout::make_output_section): Likewise. (Layout::attach_allocated_section_to_segment): Likewise. (Layout::finalize, Layout::create_executable_stack): Likewise. (Layout::set_segment_offsets, Layout::create_interp): Likewise. (Layout::finish_dynamic_section, Layout::write_binary): Likewise. * layout.h (class Layout): Update declarations. Remove options_ field. Add number_of_input_files_ and resized_signatures_ fields. Move sections_are_attached_ field. * main.cc (main): Pass number of input files to Layout constructor. Don't pass options. 2009-03-30 Ian Lance Taylor * ffsll.c (ffsll): Correct implementation. 2009-03-27 Ian Lance Taylor * ffsll.c: New file. * configure.ac: Call AC_REPLACE_FUNCS on ffsll. * gold.h (ffsll): Declare if HAVE_FFSLL is not defined. * ftruncate.c (ftruncate): Declare before definition. * mremap.c (mremap): Likewise. * pread.c (pread): Likewise. * configure, Makefile.in, config.in: Rebuild. * mremap.c: New file. * configure.ac: Call AC_REPLACE_FUNCS on mremap. * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined. (mremap): Declare if HAVE_MREMAP is not defined. * configure, Makefile.in, config.in: Rebuild. 2009-03-27 Cary Coutant * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is position independent. * sparc.cc (Target_sparc::check_non_pic): Likewise. * x86_64.cc (Target_x86_64::check_non_pic): Likewise. 2009-03-24 Cary Coutant * symtab.h (needs_plt_entry): Check for unsatisfied reference from an executable. (needs_dynamic_reloc): Likewise. 2009-03-24 Ian Lance Taylor * yyscript.y (file_cmd): Recognize EXTERN. (extern_name_list, extern_name_list_body): New nonterminals. * script.cc (script_add_extern): Define. * script-c.h (script_add_extern): Declare. 2009-03-24 Rafael Avila de Espindola * object.cc (is_elf_object): Define. * object.h (is_elf_object): Declare. * archive.cc (Archive::get_elf_object_for_member): Call is_elf_object. * readsyms.cc (Read_symbols::do_read_symbols): Likewise. 2009-03-24 Elliott Hughes * output.cc (Output_file::map_anonymous): Define. (Output_file::map): Use map_anonymous. If the regular mmap fails, try an anonymous one. Report the size if the mmap fails. * output.h (class Output_file): Declare map_anonymous. 2009-03-24 Ian Lance Taylor * target-select.cc (instantiate_target): Don't acquire the lock if the instantiated_target_ field has already been set. 2009-03-23 Ian Lance Taylor * gold-threads.h (class Initialize_lock): Define. * gold-threads.cc (class Initialize_lock_once): Define. (initialize_lock_control): New static variable. (initialize_lock_pointer): New static variable. (initialize_lock_once): New static function. (Initialize_lock::Initialize_lock): Define. (Initialize_lock::initialize): Define. * target-select.h: Include "gold-threads.h". (class Target_selector): Add lock_ and initialize_lock_ fields. Don't define instantiate_target, just declare it. * target-select.cc (Target_selector::Target_selector): Initialize new fields. (Target_selector::instantiate_target): Define. * descriptors.h: Include "gold-threads.h". (class Descriptors): Add initialize_lock_ field. * descriptors.cc (Descriptors::Descriptors): Initialize new field. (Descriptors::open): Use initialize_lock_ field * errors.h (class Errors): Add initialize_lock_ field. * errors.cc (Errors::Errors): Initialize new field. (Errors::initialize_lock): Use initialize_lock_ field. * powerpc.cc (class Target_selector_powerpc): Remove instantiated_target_ field. In do_recognize call instantiate_target rather than do_instantiate_target. In do_instantiate_target just allocate a new target. * sparc.cc (class Target_selector_sparc): Likewise. * freebsd.h: New file. * i386.cc: Include "freebsd.h". (Target_i386): Derive from Target_freebsd rather than Sized_target. (Target_selector_i386): Derive from Target_selector_freebsd rather than Target_selector. * x86_64.cc: Include "freebsd.h". (Target_x86_64): Derive from Target_freebsd rather than Sized_target. (Target_selector_x86_64): Derive from Target_selector_freebsd rather than Target_selector. * target.h (class Target): Add adjust_elf_header and do_adjust_elf_header. * output.cc (Output_file_header:: do_sized_write): Call target adjust_elf_header routine. * configure.tgt: Set targ_osabi. * configure.ac: Define GOLD_DEFAULT_OSABI. * parameters.cc (Parameters::default_target): Pass GOLD_DEFAULT_OSABI to select_target. * target-select.h (class Target_selector): Make instantiate_target protected rather than private. * Makefile.am (HFILES): Add freebsd.h. * configure, Makefile.in, config.in: Rebuild. * merge.cc (do_add_input_section): Correct pend value. Change message about last entry not being null terminated from error to warning. 2009-03-20 Mikolaj Zalewski * incremental.cc: New file. * Makefile.am (CCFILES): Add incremental.cc. * Makefile.in: Rebuild. 2009-03-19 Paul Pluzhnikov * layout.cc (Layout::output_section_name): Preserve names of '.note.' sections. 2009-03-19 Ian Lance Taylor * descriptors.cc (Descriptors::open): Check that the options are valid before using them. 2009-03-18 Ian Lance Taylor * script-sections.h: Include . (class Script_sections): Change Sections_elements from std::vector to std::list. Typedef public Elements_iterator. Add orphan_section_placement_, data_segment_align_start_, and saw_data_segment_align_ fields. Remove data_segment_align_index_ field. * script-sections.cc (class Orphan_section_placement): New class. (class Sections_element): Add virtual functions is_relro and orphan_section_init. Remove virtual function place_orphan_here. (class Output_section_definition): Add is_relro and orphan_section_init. Remove place_orphan_here. (class Orphan_output_section): Likewise. (Script_sections::Script_sections): Update for field changes. (Script_sections::data_segment_align): Set saw_data_segment_align_ and data_segment_align_start_, not data_segment_align_index. (Script_sections::data_segment_relro_end): Check saw_data_segment_align_. Use data_segment_align_start_ rather than data_segment_align_index_. (Script_sections::place_orphan): Rewrite to use Orphan_section_placement. 2009-03-17 Ian Lance Taylor * archive.cc (Archive::add_symbols): Check for a version attached to the symbol name in the archive map. * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11. (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define. (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define. (ver_test_11.a): New target. * testsuite/Makefile.in: Rebuild. * configure.ac: Check for chsize and posix_fallocate. Replace ftruncate. * ftruncate.c: New file, from gnulib. * output.cc (posix_fallocate): Define dummy version if not HAVE_POSIX_FALLOCATE. (Output_file::map): Call posix_fallocate rather than lseek and write. * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE. * configure, Makefile.in, config.in: Rebuild. 2009-03-17 Paul Pluzhnikov * layout.h (Layout::create_note): Add section_name parameter. * layout.cc (Layout::create_note): Likewise. (Layout::create_build_id, Layout::create_gold_note): Fix callers. 2009-03-17 Ian Lance Taylor * descriptors.cc: Include "options.h". (FD_CLOEXEC, O_CLOEXEC): Define if not defined. (Descriptors::open): Always use O_CLOEXEC when opening a new descriptor. If we have a plugin, and O_CLOEXEC was not defined, then set FD_CLOEXEC. * sparc.cc (class Target_sparc): Add has_got_section. (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_, make sure we have a GOT section. * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD. (Target_sparc::Scan::local): Likewise. (Target_sparc::Scan::global): Likewise. (Target_sparc::Relocate::relocate): Likewise. (Target_sparc::Relocate::relocate_tls): Likewise. * symtab.cc (Symbol_table::define_default_version): New function, broken out of add_from_object. (Symbol_table::add_from_object): Call define_default_version. (Symbol_table::define_special_symbol): Add resolve_oldsym parameter. Change all callers. If the version for a symbol comes from a version script, resolve it with the symbol with the same name with no version. Also add the symbol without a version if appropriate. (do_define_in_output_data): If resolving with oldsym, don't delete sym. (do_define_in_output_segment): Likewise. (do_define_as_constant): Likewise. * symtab.h (class Symbol_table): Update declarations. 2009-03-13 Ian Lance Taylor * 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. * fileread.cc (Input_file::open): Remove options parameter. Change all callers. (Input_file::open_binary): Likewise. * script.cc (read_input_script): Likewise. * readsyms.h (class Read_symbols): Remove options_ field. Remove options parameter from constructor. Change all callers. (class Read_script): Likewise. * fileread.h (class Input_file): Update declarations. * script.h (read_input_script): Update declaration. 2009-03-10 Nick Clifton * po/es.po: New Spanish translation. 2009-03-06 Cary Coutant * options.cc (parse_short_option): Keep dash_z from registering itself. 2009-03-03 Ian Lance Taylor PR 9918 * target-reloc.h (relocate_section): Pass output_section to relocate. * i386.cc (Target_i386::should_apply_static_reloc): Add output_section parameter. Change all callers. (Target_i386::Relocate::relocate): Add output_section parameter. * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise. * sparc.cc (Target_sparc::Relocate::relocate): Likewise. * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise. * testsuite/two_file_shared.sh: New script. * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh. (check_DATA): Add two_file_shared.dbg. (two_file_shared.dbg): New target. * testsuite/Makefile.in: Rebuild. 2009-03-01 Ian Lance Taylor * configure.ac: Check for byteswap.h. * configure: Rebuild. * config.in: Rebuild. 2009-03-01 Mikolaj Zalewski * 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. 2009-02-28 Ian Lance Taylor * README: --gc-sections and map files are now supported. Document some build requirements. PR 6992 * symtab.cc (Symbol_table::sized_write_section_symbol): In a relocatable link set the value of the section symbol to zero. * object.cc (Sized_relobj::do_finalize_local_symbols): In a relocatable link don't include the section address in the local symbol value. 2009-02-27 Ian Lance Taylor 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. PR 5990 * descriptors.h (Open_descriptor): Add is_on_stack field. * descriptors.cc (Descriptors::open): If the descriptor is on the top of the stack, remove it. Initialize is_on_stack field. (Descriptors::release): Only add pod to stack if it is not on the stack already. (Descriptors::close_some_descriptor): Clear stack_next and is_on_stack fields. PR 7091 * output.cc (Output_section::find_starting_output_address): Rename from starting_output_address; add PADDR parameter; change return type. * output.h (class Output_section): Declare find_starting_output_address instead of starting_output_address. * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a section symbol for which we can't find a merge section. PR 9836 * symtab.cc (Symbol_table::add_from_object): If the visibility is hidden or internal, force the symbol to be local. * resolve.cc (Symbol::override_visibility): Define. (Symbol::override_base): Use override_visibility. (Symbol_table::resolve): Likewise. (Symbol::override_base_with_special): Likewise. (Symbol_table::override_with_special): If the visibility is hidden or internal, force the symbol to be local. * symtab.h (class Symbol): Add set_visibility and override_visibility. * testsuite/ver_test_1.sh: New file. * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh. (check_DATA): Add ver_test_1.syms. (ver_test_1.syms): New target. * testsuite/Makefile.in: Rebuild. 2009-02-25 Cary Coutant * layout.cc (Layout::choose_output_section): Don't rename sections when using a linker script that has a SECTIONS clause. * Makefile.in: Regenerate. * testsuite/Makefile.am (script_test_5.sh): New test case. * testsuite/Makefile.in: Regenerate. * testsuite/script_test_5.cc: New file. * testsuite/script_test_5.sh: New file. * testsuite/script_test_5.t: New file. 2009-02-13 Rafael Avila de Espindola * archive.cc (Archive::include_member): Update calls to add_symbols. * dynobj.cc (Sized_dynobj::make_version_map): Add the Layout argument. * dynobj.h (do_add_symbols): Add the Layout argument. * object.cc (Sized_relobj::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::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. 2009-02-06 Ian Lance Taylor * object.cc (Sized_relobj::do_layout): Make info message start with lower case letter. 2009-02-06 Mikolaj Zalewski * binary.cc: Fix file comment. * options.h (enum Incremental_disposition): Define. (class General_options): Add new options: --incremental, --incremental_changed, --incremental_unchanged, --incremental_unknown. Add incremental_disposition_ and implicit_incremental_ fields. (General_options::incremental_disposition): New function. (class Position_dependent_options): Add incremental_disposition option. (Position_dependent_options::copy_from_options): Set incremental dispositions. * options.cc (General_options::parse_incremental_changed): New function. (General_options::parse_incremental_unchanged): New function. (General_options::parse_incremental_unknown): New function. (General_options::General_options): Initialize new fields incremental_disposition_ and implicit_incremental_. (General_options::finalize): Check for uasge of --incremental-* without --incremental. 2009-02-06 Chris Demetriou * gold.h (gold_undefined_symbol): Change to take only a Symbol pointer and to report location as the file name associated with the symbol. (gold_undefined_symbol_at_location): New function to replace the old gold_undefined_symbol functionality. * target-reloc.h (relocate_section): Update to use gold_undefined_symbol_at_location. * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol): Call gold_undefined_symbol function rather than gold_error. * errors.h (Errors::undefined_symbol): Take location as a string, rather than calculating it from a relocation. * errors.cc (Errors::fatal): Print "fatal error:" before the formatted message. (Errors::error, Errors::error_at_location): Print "error: " before the formatted message. (Errors::undefined_symbol): Take location as a string, rather than calculating it from a relocation. (gold_undefined_symbol_at_location): New function akin to old gold_undefined_symbol, calculates location from relocation. (gold_undefined_symbol): Change to take only a Symbol pointer and to report location as the file name associated with the symbol. * testsuite/debug_msg.sh: Update for changed error messages. * testsuite/undef_symbol.sh: Likewise. 2009-02-04 Duncan Sands PR 9812 * reduced_debug_output.h (Output_reduced_debug_abbrev_section::failed): Use format for gold_warning. (Output_reduced_debug_info_section::faild): Likewise. 2009-01-31 Mikolaj Zalewski * script.cc (Lazy_demangler): New class. (Version_script_info::get_symbol_version_helper): Demangle a symbol only once. 2009-01-29 Cary Coutant * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls to __tls_get_addr. * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise. 2009-01-28 Ian Lance Taylor * version.cc (version_string): Bump to 1.9. * gold.h: Include and . * version.cc: Include . * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a warning. * reduced_debug_output.cc (insert_into_vector): Rename from Insert_into_vector; change all callers. Use Swap_unaligned to avoid aliasing issue; remove union since it is unnecessary. 2009-01-27 Sriraman Tallam * 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. 2009-01-20 Chris Faylor * options.h (General_options::gc_sections): Define as a no-op for now. (General_options::no_keep_memory): Ditto. (General_options::Bshareable): Define. * options.cc (General_options::finalize): Honor -Bshareable. 2009-01-20 Andreas Schwab * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to read the value in the contents, since we don't use it. Use the template endianness when writing. (Relocate::relocate): Use it for R_PPC_REL16_HA. 2009-01-19 Andreas Schwab * configure.tgt (powerpc64-*): Fix targ_obj. 2009-01-15 Ian Lance Taylor * object.cc (Sized_relobj::write_local_symbols): Don't write out local symbols when stripping all symbols. 2009-01-14 Cary Coutant * output.cc (Output_reloc): Add explicit instantiations. 2009-01-14 Cary Coutant * archive.cc (Archive::get_elf_object_for_member): Remove call to File_read::claim_for_plugin. * descriptors.cc (Descriptors::open): Remove reference to is_claimed. (Descriptors::claim_for_plugin): Remove. * descriptors.h (Descriptors::claim_for_plugin): Remove. (Descriptors::is_claimed): Remove. (claim_descriptor_for_plugin): Remove. * fileread.cc (File_read::claim_for_plugin): Remove. * fileread.h (File_read::claim_for_plugin): Remove. (File_read::descriptor): Reopen descriptor if necessary. * plugin.cc (Plugin::load): Add two new APIs to transfer vector. (Plugin_manager::all_symbols_read): Add task parameter. Change all callers. (Plugin_manager::get_input_file): New function. (Plugin_manager::release_input_file): New function. (Pluginobj::Pluginobj): Add filesize parameter and initialize corresponding data member. (Sized_pluginobj::Sized_pluginobj): Add filesize parameter and pass to base constructor. Change all callers. (get_input_file, release_input_file): New functions. (make_sized_plugin_object): Add filesize parameter. Change all callers. * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member. (Plugin_manager::all_symbols_read): Add task parameter. (Plugin_manager::get_input_file): New function. (Plugin_manager::release_input_file): New function. (Plugin_manager::task_): New data member. (Pluginobj::Pluginobj): Add filesize parameter. (Pluginobj::filename): New function. (Pluginobj::descriptor): New function. (Pluginobj::filesize): New function. (Pluginobj::filesize_): New data member. (Sized_pluginobj::Sized_pluginobj): Add filesize parameter. * readsyms.cc (Read_symbols::do_read_symbols): Remove call to File_read::claim_for_plugin; use Object::unlock to unlock the file. * testsuite/Makefile.am (plugin_test_4): New test case for plugins with archive libraries. * testsuite/Makefile.in: Regenerate. * testsuite/plugin_test.c (struct sym_info): New type. (get_input_file, release_input_file): New static variables. (onload): Capture new transfer vector entries. (claim_file_hook): Stop reading at end of file according to filesize. Factor out parsing of readelf output into separate function. (all_symbols_read_hook): Exercise get_input_file and release_input_file APIs and get the source file name from the symbol table. Convert source file name to corresponding object file name. Print info message when adding new input files. (parse_readelf_line): New function. * testsuite/plugin_test_1.sh: Add checks for new info messages. * testsuite/plugin_test_2.sh: Likewise. * testsuite/plugin_test_3.sh: Likewise. * testsuite/plugin_test_4.sh: New test case. 2009-01-07 Ian Lance Taylor * version.cc (version_string): Bump to 1.8. 2008-12-23 Cary Coutant * gold.cc (gold_exit): Call plugin cleanup handlers on exit. * plugin.cc (Plugin_manager::finish): Rename as layout_deferred_objects. Move cleanup to separate function. (Plugin_manager::cleanup): New function. (Plugin_finish::run): Call layout_deferred_objects and cleanup separately. * plugin.h (Plugin_manager::finish): Rename as layout_deferred_objects. (Plugin_manager::cleanup): New function. (Plugin_manager::cleanup_done): New field. 2008-12-23 Cary Coutant * plugin.cc (is_visible_from_outside): New function. (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside so we don't return "IR only" status for exported symbols or -r links. * testsuite/Makefile.am (plugin_test_3): New test case. * testsuite/Makefile.in: Regenerate. * testsuite/plugin_test_3.sh: New file. 2008-12-22 Cary Coutant * 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. 2008-12-17 Ian Lance Taylor * options.h (class General_options): Add --no case for --export-dynamic. 2008-12-16 Cary Coutant * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer vector. (Plugin_manager::claim_file): Create plugin object even if plugin did not call the add_symbols callback. (Plugin_obj::get_symbol_resolution_info): Guard against plugin asking for more symbols than were added. * testsuite/Makefile.am (plugin_test_1): Add test case with no global symbols. (empty.syms): New target. * testsuite/Makefile.in: Regenerate. * testsuite/plugin_test.c (claim_file_hook): Add new debug message. Don't call add_symbols if no globals. (all_symbols_read_hook): Don't provide replacement for empty claimed file. 2008-12-12 Ian Lance Taylor * target-reloc.h (Default_scan_relocatable_relocs): Only discard r_type == 0 for a local symbol with r_sym == 0. (scan_relocatable_relocs): Pass r_sym to local_non_section_strategy. * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add r_sym parameter. * configure.ac: Update test for TLS descriptors: they are supported as of glibc 2.9. * configure: Rebuild. 2008-12-11 Ian Lance Taylor PR 7091 * target-reloc.h (Default_scan_relocatable_relocs): For each function, map r_type == 0 to RELOC_DISCARD. 2008-12-10 Cary Coutant * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement object to override a kept COMDAT group from a plugin object. 2008-12-09 Ian Lance Taylor PR 7088 * yyscript.y (file_cmd): Handle INPUT. * testsuite/initpri1.c: Change all declarations to be full prototypes by adding void, to avoid compiler warnings. 2008-12-05 Rafael Avila de Espindola * options.cc (General_options::parse_plugin_opt): New. (General_options::add_plugin): The argument now is just the filename. (General_options::add_plugin_option): New. * options.h (plugin_opt): New. (add_plugin): Change argument name. (add_plugin_option): New. * plugin.cc (Plugin::load): Don't parse the plugin option. * plugin.h (Plugin::Plugin): Rename argument. Init filename_. (Plugin::add_option): New. (Plugin::args_): Change type. (Plugin::filename_): New. (Plugin_manager::add_plugin_option): New. * testsuite/Makefile.am (plugin_test_1): Use new syntax. * testsuite/Makefile.in: Regenerate. 2008-12-05 Cary Coutant * layout.cc (Layout::include_section): Check for SHF_EXCLUDE. Handle --strip-lto-sections option. * options.h (strip_lto_sections): New option. 2008-12-01 Cary Coutant * plugin.cc (ld_plugin_message): Change format parameter to const. Fix mismatch between new[] and delete. 2008-11-14 Cary Coutant * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address instead of -1U. 2008-11-05 Craig Silverstein * options.cc (General_options::parse_dynamic_list): New function. * options.h (General_options): New flags dynamic_list, dynamic_list_data, dynamic_list_cpp_new, and dynamic_list_cpp_typeinfo. New variable dynamic_list_. (General_options::in_dynamic_list): New function. * script.cc (Lex::Mode): New enum DYNAMIC_LIST. (Lex::can_start_name): Add support for DYNAMIC_LIST mode. (Lex::can_continue_name): Likewise. (yylex): Likewise. (read_script_file): New parameter script_options. (read_dynamic_list): New function. (Script_options::define_dynamic_list): New function. (dynamic_list_keyword_parsecodes): New variable. (dynamic_list_keywords): New variable. * script.h (Script_options::define_dynamic_list): New function prototype. (read_dynamic_list): New function prototype. * symtab.cc (strprefix): New macro. (Symbol::should_add_dynsym_entry): Support dynamic_list, dynamic_list_data, dynamic_list_cpp_new, and dynamic_list_cpp_typeinfo. * yyscript.y (PARSING_DYNAMIC_LIST): New token. (dynamic_list_expr): New rule. (dynamic_list_nodes): Likewise. (dynamic_list_node): Likewise. * testsuite/Makefile.am (dynamic_list): New test. * testsuite/Makefile.in: Regenerated. * testsuite/dynamic_list.t: New file. * testsuite/dynamic_list.sh: New file. 2008-11-05 Craig Silverstein * testsuite/tls_test_c.c: Add prototype for t11 and t11_last. * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype. (t11_last): Likewise. * testsuite/ver_test_6.c (main): Likewise. 2008-10-07 Cary Coutant * options.c (General_options::finalize): Add check for -static and -shared. * gold.cc (queue_middle_tasks): Assert that list of dynamic objects is not empty. 2008-10-02 Cary Coutant * plugin.cc (make_sized_plugin_object): Fix conditional compilation to work when not all targets are enabled. 2008-09-29 Cary Coutant * archive.cc (Archive::get_file_and_offset): Use filename instead of name to get library path. (Archive::include_member): Unlock external member of a thin archive. * testsuite/Makefile.am (TEST_AR): New variable. (thin_archive_test_1): New test. (thin_archive_test_2): New test. * testsuite/Makefile.in: Regenerate. * testsuite/thin_archive_main.cc: New file. * testsuite/thin_archive_test_1.cc: New file. * testsuite/thin_archive_test_2.cc: New file. * testsuite/thin_archive_test_3.cc: New file. * testsuite/thin_archive_test_4.cc: New file. 2008-09-29 Cary Coutant * 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. 2008-09-19 Cary Coutant Add plugin functionality for link-time optimization (LTO). * 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. 2008-09-16 Ian Lance Taylor * target-reloc.h (relocate_section): Check whether a symbol is defined by the ABI before reporting an undefined symbol error. * target.h (Target::is_defined_by_abi): Make parameter const. (Target::do_is_defined_by_abi): Likewise. * i386.cc (Target_i386::do_is_defined_by_abi): Likewise. * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise. * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise. * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise. * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs. * testsuite/Makefile.in: Rebuild. * fileread.cc (make_view): Add casts to avoid warning. 2008-09-16 Alexandre Oliva * i386.cc (Target_i386::define_tls_base_symbol): Update comments. * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise. 2008-09-16 Alexandre Oliva * options.h (General_options::output_is_executable): New. (General_options::output_is_pie): New. * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START for shared libraries. * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise. 2008-09-11 Chris Demetriou * options.h (origin): New -z option. * layout.cc (Layout:finish_dynamic_section): If "-z origin" is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN in DT_FLAGS_1. 2008-09-05 Cary Coutant * fileread.cc (File_read::make_view): Add check for attempt to map beyond end of file. 2008-09-05 Cary Coutant * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in explicit instantiations. 2008-08-28 Kris Van Hees PR gold/6858 * options.cc (General_options::finalize): Allow undefined symbols in shlibs if linking -shared. PR gold/6859 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined symbols as not needing a dynsym entry. 2008-08-20 Craig Silverstein * fileread.cc (File_read::open): Do not lock the file unless it was successfully opened. 2008-08-14 Cary Coutant * x86_64.cc (Target_x86_64::Relocate::relocat_tls): Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs. * testsuite/tls_test.cc (struct int128): 128-bit struct for testing TLS relocs with non-zero addend. (v12): New TLS variable. (t12): New test. (t_last): Add check for v12. * testsuite/tls_test.h (t12): New function. * testsuite/tls_test_main.cc (thread_routine): Call new test. 2008-08-13 Ian Lance Taylor * layout.cc (Layout::attach_allocated_section_to_segment): Don't set tls_segment_ or relro_segment_. (Layout::make_output_segment): Set tls_segment_ and relro_segment_ when appropriate. * output.h (Output_section::clear_is_relro): New function. * output.cc (Output_segment::add_output_section): Handle SHF_TLS sections specially even when output_data_ is empty. (Output_segment::maximum_alignment): When first section is relro, only force alignment for PT_LOAD segments. * script.cc (script_data_segment_align): New function. (script_data_segment_relro_end): New function. * script-c.h (script_data_segment_align): Declare. (script_data_segment_relro_end): Declare. * script-sections.h (class Script_sections): Declare data_segment_align and data_segment_relro_end. Add fields segment_align_index_ and saw_relro_end_. * script-sections.cc (class Sections_element): Add set_is_relro virtual function. Add new bool* parameter to place_orphan_here. Add get_output_section virtual function. (class Output_section_definition): Add set_is_relro. Add new bool* parameter to place_orphan_here. Add get_output_section. Add is_relro_ field. (Output_section_definition::Output_section_definition): Initialize evaluated_address_, evaluated_load_address, evaluated_addralign_, and is_relro_ fields. (Output_section_definition::place_orphan_here): Add is_relro parameter. (Output_section_definition::set_section_addresses): Set relro for output section. (Output_section_definition::alternate_constraint): Likewise. (class Orphan_output_section): Add new bool* parameter to place_orphan_here. Add get_output_section. (Orphan_output_section::place_orphan_here): Add is_relro parameter. (Script_sections::Script_sections): Initialize data_segment_align_index_ and saw_relro_end_. (Script_sections::data_segment_align): New function. (Script_sections::data_segment_relro_end): New function. (Script_sections::place_orphan): Set or clear is_relro. (Script_sections::set_section_addresses): Force alignment of first TLS section. * yyscript.y (exp): Call script_data_segment_align and script_data_segment_relro_end. * testsuite/relro_script_test.t: New file. * testsuite/relro_test.cc (using_script): Declare. (t1, t2): Test using_script. * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test. (relro_script_test_SOURCES): Define. (relro_script_test_DEPENDENCIES): Define. (relro_script_test_LDFLAGS): Define. (relro_script_test_LDADD): Define. (relro_script_test.so): New target. * testsuite/Makefile.in: Rebuild. 2008-08-06 Cary Coutant * archive.cc (Archive::total_archives, Archive::total_members) (Archive::total_members_loaded): New variables. (Archive::setup): Add parameter. Add option to preread archive symbols. (Archive::read_armap): Add counter. (Archive::get_file_and_offset): New function. (Archive::get_elf_object_for_member): New function. (Archive::read_all_symbols): New function. (Archive::read_symbols): New function. (Archive::add_symbols): Add counters. (Archive::include_all_members): Use armap to find members if it's already built. (Archive::include_member): Skip reading symbols if already read. Factored code into Archive::get_file_and_offset and Archive::get_elf_object_for_member. Changed call to Mapfile::report_include_archive_member. (Archive::print_stats): New function. * archive.h: Declare Object and Read_symbols_data classes. (Archive::Archive): Add initializers for new members. (Archive::setup): Add parameter. (Archive::print_stats): New function. (Archive::total_archives, Archive::total_members) (Archive::total_members_loaded): New variables. (Archive::get_file_and_offset): New function. (Archive::get_elf_object_for_member): New function. (Archive::read_all_symbols): New function. (Archive::read_symbols): New function. (Archive::Archive_member): New class. (Archive::members_): New member. (Archive::num_members_): New member. * main.cc: Include archive.h. (main): Call Archive::print_stats. * mapfile.cc (Mapfile::report_include_archive_member): Delete archive parameter; member_name is now the fully-decorated name. * mapfile.h (Mapfile::report_include_archive_member): Likewise. * options.h: (General_options): Add --preread-archive-symbols option. * readsyms.cc (Read_symbols::do_read_symbols): Change call to Archive::setup. 2008-08-04 Ian Lance Taylor * symtab.h (Symbol::use_plt_offset): New function. * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset. * powerpc.cc (Relocate::relocate): Likewise. * sparc.cc (Relocate::relocate): Likewise. * x86_64.cc (Relocate::relocate): Likewise. * testsuite/weak_plt.sh: New test. * testsuite/weak_plt_main.cc: New test. * testsuite/weak_plt_shared.cc: New test. * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh. (check_PROGRAMS): Add weak_plt. (check_DATA): Add weak_plt_shared.so. (weak_plt_main_pic.o, weak_plt): New targets. (weak_plt_shared_pic.o, weak_plt_shared.so): New targets. * testsuite/Makefile.in: Rebuild. * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon gcctestdir/ld. (weak_alias_test_2.so, weak_alias_test_4.so): Likewise. * testsuite/Makefile.in: Rebuild. 2008-08-04 Alan Modra * Makefile.am (POTFILES.in): Set LC_ALL=C. * Makefile.in: Regenerate. * po/POTFILES.in: Regenerate. 2008-07-29 Ian Lance Taylor * script.cc (Script_options::finalize_symbols): Finalize SECTIONS symbols before other symbols. * testsuite/script_test_2.cc (test_addr): Declare. (test_addr_alias): Declare. (main): Check that test_addr and test_addr_alias have the right values. * testsuite/script_test_2.t: Define test_addr_alias and test_addr. 2008-07-24 Ian Lance Taylor 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. PR 6716 * gold.h: Always include . Add Solaris workarounds following code in binutils/sysdep.h. PR 6048 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether this->eh_frame_hdr_ is NULL before using it. * dynobj.cc (Versions::Versions): Update comment. * dynobj.cc (Versions::Versions): If there is an soname, use it as the base version name. * stringpool.cc (Stringpool_template::add_with_length): Set key to array size plus one. (Stringpool_template::set_string_offsets): Subtract one from key before using it as an array index. (Stringpool_template::get_offset_with_length): Likewise. (Stringpool_template::write_to_buffer): Likewise. * stringpool.h (Stringpool_template::get_offset_from_key): Likewise. 2008-07-23 Ian Lance Taylor PR 6658 * object.h (Merged_symbol_value::value): Do our best to handle a negative addend. PR 6647 * script.cc (Version_script_info::get_versions): Don't add empty version tag to return value. (Version_script_info::get_symbol_version_helper): Change return type to bool. Add pversion parameter. Change all callers. (script_register_vers_node): Don't require a non-NULL tag. * script.h (class Version_script_info): Update declarations. (Version_script_info::get_symbol_version): Change return type to bool. Add version parameter. Change all callers. * symtab.cc (Sized_symbol::add_from_relobj): Rework version handling. Handle an empty version from a version script. (Symbol_table::define_special_symbol): Likewise. * testsuite/ver_test_10.script: New file. * testsuite/ver_test_10.sh: New file. * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh. (check_DATA): Add ver_test_10.syms. (ver_test_10.syms, ver_test_10.so): New target. * testsuite/Makefile.in: Rebuild. 2008-07-23 Simon Baldwin * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size to zero for undefined symbols from dynamic libraries. 2008-07-23 Ian Lance Taylor * symtab.cc (Symbol_table::resolve): Remove version parameter. Change all callers. * symtab.h (class Symbol_table): Update declaration. * testsuite/ver_test_9.cc: New file. * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9. (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define. (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define. (ver_test_9.so, ver_test_9.o): New targets. * testsuite/Makefile.in: Rebuild. 2008-07-22 Ian Lance Taylor * options.h (class General_options): Define --check-sections. * layout.cc (Layout::set_segment_offsets): Handle --check-sections. * options.h (class General_options): Define -n/--nmagic and -N/--omagic. * options.cc (General_options::finalize): For -n/--nmagic or -N/--omagic, set -static. * layout.cc (Layout::attach_allocated_section_to_segment): If -N/--omagic, don't put read-only and read-write sections in different segments. (Layout::find_first_load_seg): If -N/--omagic, don't insist on finding a read-only segment. (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic, don't set the minimum segment alignment to the common page size, and don't set the file offset to the address modulo the page size. * script-sections.cc (Script_sections::create_segments): If -n/--omagic, don't put read-only and read-write sections in different segments. * cref.cc: New file. * cref.h: New file. * options.h (class General_options): Add --print-symbol-counts. * main.cc (main): Issue defined symbol report if requested. * archive.cc (Archive::interpret_header): Make into a const member function. (Archive::add_symbols): Call Input_objects::archive_start and archive_stop. (Archive::const_iterator): Define new class. (Archive::begin, Archive::end): New functions. (Archive::include_all_members): Rewrite to use iterator. (Archive::count_members): New function. * archive.h (class Archive): Update declarations. (Archive::filename): New function. * object.cc: Include "cref.h". (Sized_relobj::Sized_relobj): Initialize defined_count_. (Sized_relobj::do_get_global_symbol_counts): New function. (Input_objects::add_object): Add object to cross-referencer. (Input_objects::archive_start): New function. (Input_objects::archive_stop): New function. (Input_objects::print_symbol_counts): New function. * object.h: Declare Cref and Archive. (Object::get_global_symbol_counts): New function. (Object::do_get_global_symbol_counts): New pure virtual function. (class Sized_relobj): Add defined_count_ field. Update declarations. (class Input_objects): Add cref_ field. Update constructor. Update declarations. * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and defined_count_. (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing symbol counts. (Sized_dynobj::do_get_global_symbol_counts): New function. * dynobj.h (class Sized_dynobj): Add fields symbols_ and defined_count_. Update declarations. Define Symbols typedef. * symtab.cc (Symbol_table::add_from_relobj): Add defined parameter. Change all callers. (Symbol_table::add_from_dynobj): Add sympointers and defined parameters. Change all callers. * symtab.h (class Symbol_table): Update declarations. * Makefile.am (CCFILES): Add cref.cc. (HFILES): Add cref.h. * Makefile.in: Rebuild. 2008-07-22 Simon Baldwin * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size to zero when writing undefined symbols. 2008-07-22 Ian Lance Taylor * output.cc (Output_section::add_input_section): Don't try to merge empty merge sections. 2008-07-21 Craig Silverstein * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol): Include symbol version in error message. 2008-07-20 Chris Demetriou * configure.ac (gold_cv_c_random_seed): New configured variable. (RANDOM_SEED_CFLAGS): New substituted variable. * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS). * configure: Rebuild. * Makefile.in: Likewise. * testsuite/Makefile.in: Likewise. 2008-07-18 Ian Lance Taylor * symtab.cc (Symbol_table::add_from_object): Rewrite the case where we see NAME/NULL and NAME/VERSION as separate symbols. * testsuite/ver_test_main.cc (main): Call t4. (t4, t4_2a): Define. * testsuite/ver_test_2.cc (t4_2): Define. * testsuite/ver_test_2.script: Put t4_2a in VER2. * testsuite/ver_test_4.cc (t4_2a): Define. * testsuite/ver_test_4.script: Put t4_2a in VER2. * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare. 2008-07-17 Ian Lance Taylor * dynobj.cc (Versions::add_def): If we give an error about a missing version, go ahead and create the version anyhow. 2008-07-10 Ian Lance Taylor Handle output sections with more than 0x7fffffff bytes. * object.h (class Relobj): Change map_to_output_ to output_sections_, and just keep a section pointer. Change all uses. Move comdat group support to Sized_relobj. (Relobj::is_section_specially_mapped): Remove. (Relobj::output_section): Remove poff parameter. Change all callers. (Relobj::output_section_offset): New function. (Relobj::set_section_offset): Rewrite. (Relobj::map_to_output): Remove. (Relobj::output_sections): New function. (Relobj::do_output_section_offset): New pure virtual function. (Relobj::do_set_section_offset): Likewise. (class Sized_relobj): Add section_offsets_ field. Add comdat group support from Relobj. Update declarations. (Sized_relobj::get_output_section_offset): New function. (Sized_relobj::do_output_section_offset): New function. (Sized_relobj::do_set_section_offset): New function. * object.cc (Relobj::output_section_address): Remove. (Sized_relobj::Sized_relobj): Initialize new fields. (Sized_relobj::include_section_group): Cast find_kept_object to Sized_relobj. (Sized_relobj::include_linkonce_section): Likewise. (Sized_relobj::do_layout): Use separate arrays for output section and output offset. (Sized_relobj::do_count_local_symbols): Change map_to_output to output_sections. (Sized_relobj::do_finalize_local_symbols): Change map_to_output to output_sections and section_offsets. (Sized_relobj::write_local_symbols): Likewise. (map_to_kept_section): Compute output address directly. * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to output_sections and section_offsets. (Sized_relobj::write_sections): Likewise. (Sized_relobj::relocate_sections): Likewise. * symtab.cc (sized_finalize_symbol): Use output_section_offset. * output.h (class Output_reloc): Update declarations. Change u2_.relobj to Sized_relobj*. (class Output_data_reloc): Change add functions to use Sized_relobj*. * output.cc (Output_reloc::Output_reloc): Change relobj to Sized_relobj*. (Output_reloc::local_section_offset): Change return type to Elf_Addr. Use get_output_section_offset. (Output_reloc::get_address): Likewise. (Output_section::is_input_address_mapped): Don't call is_section_specially_mapped. (Output_section::output_offset): Likewise. (Output_section::output_address): Likewise. (Output_section::starting_output_address): Likewise. * copy-relocs.cc (Copy_relocs::copy_reloc): Change object parameter to Sized_relobj*. (Copy_relocs::need_copy_reloc): Likewise. (Copy_relocs::save): Likewise. * copy-relocs.h (class Copy_relocs): Update declarations. (class Copy_relocs::Copy_reloc_entry): Change constructor to use Sized_relobj*. Change relobj_ field to Sized_relobj*. * target-reloc.h (relocate_for_relocatable): Change offset_in_output_section type to Elf_Addr. Change code that uses it as well. * layout.cc (Layout::layout): Always set *off. * mapfile.cc (Mapfile::print_input_section): Use output_section_offset. * i386.cc (Target_i386::copy_reloc): Change object parameter to Sized_relobj*. * powerpc.cc (Target_powerpc::copy_reloc): Likewise. * sparc.cc (Target_sparc::copy_reloc): Likewise. * x86_64.cc (Target_x86_64::copy_reloc): Likewise. 2008-07-03 Ian Lance Taylor * layout.cc (Layout::include_section): Do not discard unrecognized SHT_STRTAB sections. 2008-06-30 Craig Silverstein * script.cc (Lex::can_continue_name): Make '?' allowable in version-script names. * testsuite/version_script.map: Change glob pattern to use '?' 2008-06-30 Manish Singh PR 6585 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line): Correct typo. 2008-06-30 Ian Lance Taylor PR 6660 PR 6682 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both versions]: Don't try to read the value in the contents, since we don't use it. Use the template endianness when writing. 2008-06-25 Cary Coutant * fileread.cc (File_read::make_view): Assert on zero-length view. * object.cc (Sized_relobj::do_read_symbols): Don't try to read symbol table when there are no symbols to read. 2008-06-23 Craig Silverstein * version.cc (version_string): Bump to 1.7 2008-06-18 Craig Silverstein * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast constant 0xFFFF to type Valtype. (Powerpc_relocate_functions::rel16_ha): Likewise. 2008-06-17 Ian Lance Taylor * output.h (Output_section::Input_section): Initialize p2align_ to zero for Output_section_data constructors. (Output_section::Input_section::addralign): If not an input section, return the alignment of the Output_section_data. * testsuite/copy_test.cc: New file. * testsuite/copy_test_1.cc: New file. * testsuite/copy_test_2.cc: New file. * testsuite/Makefile.am (check_PROGRAMS): Add copy_test. (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables. (copy_test_LDFLAGS, copy_test_LDADD): New variables. (copy_test_1_pic.o, copy_test_1.so): New targets. (copy_test_2_pic.o, copy_test_2.so): New targets. * testsuite/Makefile.in: Rebuild. * script-sections.cc (Script_sections::place_orphan): Initialize local variable exact. 2008-06-13 David Edelsohn * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC. 2008-06-12 David Edelsohn David S. Miller * powerpc.cc: New file. * Makefile.am (TARGETSOURCES): Add powerpc.cc (ALL_TARGETOBJS): Add powerpc.$(OBJEXT) * configure.tgt: Add entries for powerpc-* and powerpc64-*. * Makefile.in: Rebuild. 2008-06-09 Ian Lance Taylor * testsuite/relro_test.cc: Include , , and . (throwing, orig_terminate): New static variables. (terminate_handler): New static function. (t2): Set terminate handler. 2008-06-05 Kris Van Hees PR 6584 * binary.cc (Binary_to_elf::sized_convert): Fix .data alignment. 2008-05-30 Cary Coutant * archive.cc (Archive::include_all_members) Correct to step over symbol table and extended name table in thin archives. 2008-05-29 Kris Van Hees PR 6407 * target-reloc.h (relocate_for_relocatable): Fix new_offset calculation. 2008-05-28 Caleb Howe * reduced_debug_output.cc: New file. * reduced_debug_output.h: New file. * options.h (class General_options): Add --strip-debug-non-line. * options.cc (General_options::finalize): Add strip_debug_non_line to the strip heirarchy. * layout.h (class Layout): Add debug_abbrev_ and debug_info_ fields. * layout.cc: Include "reduced_debug_output.h". (Layout::Layout): Initialize new fields. (line_only_debug_sections): New static array. (is_lines_only_debug_sections): New static inline function. (Layout::include_section): Handle --strip-debug-non-line. (Layout::make_output_section): If --strip-debug-non-line, build new output sections for .debug_abbrev and .debug_info. * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace gold. Warn about possible overflow. (read_signed_LEB_128): Likewise. * dwarf_reader.h: (read_unsigned_LEB_128): Declare. (read_signed_LEB_128): Declare. * Makefile.am (CCFILES): Add reduced_debug_output.cc. (HFILES): Add reduced_debug_output.h. * Makefile.in: Rebuild. 2008-05-21 Ian Lance Taylor * mapfile.cc: New file. * mapfile.h: New file. * options.h (class General_options): Add -M/--print-map and -Map. * options.cc (General_options::finalize): Make -M equivalent to -Map -. * main.cc: Include and "mapfile.h". (main): Open mapfile if requested. * gold.cc (class Middle_runner): Add mapfile_ field. Update constructor. Change caller. (queue_initial_tasks): Add mapfile parameter. Change caller. (queue_middle_tasks): Likewise. * gold.h (queue_initial_tasks, queue_middle_tasks): Update declarations. * archive.cc: Include "mapfile.h". (Archive::add_symbols): Add mapfile parameter. Change all callers. Pass mapfile, symbol, and reason to include_member. (Archive::include_all_members): Add mapfile parameter. Change all callers. (Archive::include_member): Add mapfile, sym, and why parameters. Change all callers. Report inclusion to map file. * archive.h: Include "fileread.h". (class Archive): Update declarations. (Archive::file): New const method. (class Add_archive_symbols): Add mapfile_ field. Update constructor. Change all callers. * readsyms.h (class Read_symbols): Likewise. (class Finish_group): Likewise. (class Read_script): Likewise. * common.cc: Include "mapfile.h". (Symbol_table::allocate_commons): Add mapfile parameter. Change all callers. (Symbol_table::do_allocate_commons): Likewise. (Symbol_table::do_allocate_commons_list): Likewise. Report common symbol allocation to mapfile. * common.h (class Allocate_commons_task): Add mapfile_ field. Update constructor. Change all callers. * symtab.h (class Symbol_table): Update declarations. * layout.cc: Include "mapfile.h". (Layout_task_runner::run): Print information to mapfile. (Layout::create_gold_note): Change Output_data_fixed_space to Output_data_zero_fill. (Layout::create_build_id): Likewise. (Layout::print_to_mapfile): New function. * layout.h (class Layout_task_runner): Add mapfile_ field. Update constructor. Change caller. (class Layout): Declare print_to_mapfile. * output.cc (Output_section::Input_section::print_to_mapfile): New function. (Output_section::add_input_section): If producing a map, always add to input_sections_ list. (Output_section::do_print_to_mapfile): New function. (Output_segment::print_sections_to_mapfile): New function. (Output_segment::print_section_list_to_mapfile): New function. * output.h: Include "mapfile.h". (Output_data::print_to_mapfile): New function. (Output_data::do_print_to_mapfile): New virtual function. (Output_segment_headers::do_print_to_mapfile): New function. (Output_file_header::do_print_to_mapfile): New function. (Output_data_const::do_print_to_mapfile): New function. (class Output_data_const_buffer): Add map_name_ field. Update constructor. Change all callers. Add do_print_to_mapfile function. (class Output_data_fixed_space): Likewise. (class Output_data_space): Likewise. (class Output_data_zero_fill): New class. (Output_data_strtab::do_print_to_mapfile): New function. (Output_data_reloc_base::do_print_to_mapfile): New function. (Output_relocatable_relocs::do_print_to_mapfile): New function. (Output_data_group::do_print_to_mapfile): New function. (Output_data_got::do_print_to_mapfile): New function. (Output_data_dynamic::do_print_to_mapfile): New function. (Output_symtab_xindex::do_print_to_mapfile): New function. (class Output_section): Declare do_print_to_mapflie. Declare print_to_mapfile in Input_section. (class Output_segment): Declare new functions. * object.h (Sized_relobj::symbol_count): New function. * script-sections.cc (Output_section_element_dot_assignment::set_section_addresses): Change Output_data_fixed_space to Output_data_zero_fill. (Output_data_expression::do_print_to_mapfile): New function. * script.cc (read_input_script): Add mapfile parameter. Change all callers. * script.h (read_input_script): Update declaration. * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function. (Eh_frame::do_print_to_mapfile): New function. * merge.h (Output_merge_data::do_print_to_mapfile): New function. (Output_merge_string::do_print_to_mapfile): New function. * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New function. * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New function. * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New function. * Makefile.am (CCFILES): Add mapfile.cc. (HFILES): Add mapfile.h. * Makefile.in: Rebuild. 2008-05-19 Ian Lance Taylor * options.h (class General_options): Add -z relro. * layout.cc (Layout::Layout): Initialize relro_segment_. (Layout::add_output_section_data): Return the output section. (Layout::make_output_section): Rcognize relro sections and mark them appropriately. (Layout::attach_allocated_section_to_segment): Put relro sections in a PT_GNU_RELRO segment. (Layout::create_initial_dynamic_sections): Mark the .dynamic section as relro. (Layout::segment_precedes): Sort PT_GNU_RELRO segments after PT_TLS segments. (Layout::linkonce_mapping): Map d.rel.ro.local to .data.rel.ro.local. (Layout::output_section_name): Us .data.rel.ro.local for any section which begins with that. * layout.h (class Layout): Update add_output_section_data declaration. Add relro_segment_ field. * output.cc (Output_section::Output_section): Initialize is_relro_ and is_relro_local_ fields. (Output_segment::add_output_section): Group relro sections. (Output_segment::is_first_section_relro): New function. (Output_segment::maximum_alignment): If there is a relro section, align the segment to the common page size. (Output_segment::set_section_addresses): Track whether we are looking at relro sections. If the last section is a relro section, align to the common page size. (Output_segment::set_section_list_addresses): Add in_relro parameter. Change all callers. Align to the page size when moving from relro to non-relro section. (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO segment. * output.h (class Output_section): Add is_relro_ and is_relro_local_ fields. (Output_section::is_relro): New function. (Output_section::set_is_relro): New function. (Output_section::is_relro_local): New function. (Output_section::set_is_relro_local): New function. (class Output_segment): Update declarations. * i386.cc (Target_i386::got_section): Mark .got section as relro. * sparc.cc (Target_sparc::got_section): Likewise. * x86_64.cc (Target_x86_64::got_section): Likewise. * testsuite/relro_test_main.cc: New file. * testsuite/relro_test.cc: New file. * testsuite/Makefile.am (check_PROGRAMS): Add relro_test. (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables. (relro_test_LDFLAGS, relro_test_LDADD): New variables. (relro_test.so, relro_test_pic.o): New targets. * testsuite/Makefile.in: Rebuild. 2008-05-16 Ian Lance Taylor * output.cc (Output_segment::add_output_section): Remove front parameter. * output.h (class Output_segment): Remove add_initial_output_section and overloaded add_output_section. Update declaration of remaining add_output_section. * layout.cc (Layout::create_interp): Call add_output_section rather than add_initial_output_section. (Layout::finish_dynamic_section): Likewise. * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we know the dynamic type. * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_ field. Initialize it in constructor. (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD. Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block reloc. * output.cc (Output_reloc::get_address): Change return type to Elf_Addr. * output.h (class Output_reloc): Update get_address declaration. * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types for section addresses. 2008-05-09 Ian Lance Taylor PR 6493 * gold.cc (gold_nomem): Use return value of write. 2008-05-08 Ian Lance Taylor * symtab.c (Symbol::init_base_output_data): Add version parameter. Change all callers. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Symbol::init_base_undefined): Likewise. (Sized_symbol::init_output_data): Likewise. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (Sized_symbol::init_undefined): Likewise. (Symbol_table::do_define_in_output_data): If the new symbol has a version, mark it as the default. (Symbol_table::do_define_in_output_segment): Likewise. (Symbol_table::do_define_as_constant): Likewise. * symtab.h (class Symbol): Update declarations. (class Sized_symbol): Likewise. * resolve.cc (Symbol::override_version): New function. (Symbol::override_base): Call override_version. (Symbol::override_base_with_special): Likewise. * testsuite/ver_script_8.script: New file. * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8. (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define. (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define. (ver_test_8_1.so, ver_test_8_2.so): New targets. 2008-05-06 Ian Lance Taylor PR 6049 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end functions. (class General_options): Remove existing --undefined, and add --no-undefined instead. Add new --undefined as synonym for -u. * archive.cc (Archive::add_symbols): Check whether symbol was named with -u. * gold.cc (queue_middle_tasks): Add -u symbols to symbol table. * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change all uses. Add IS_UNDEFINED. Update declarations to split different versions of init_base. Declare init_base_undefined. (Symbol::is_defined): Handle IS_UNDEFINED. (Symbol::is_undefined): Likewise. (Symbol::is_weak_undefined): Call is_undefined. (Symbol::is_absolute): Handle IS_CONSTANT. (class Sized_symbol): Update declarations to split different versions of init. Declare init_undefined. (class Symbol_table): Declare new functions. * symtab.cc (Symbol::init_base_object): Rename from init_base. Change all callers. (Symbol::init_base_output_data): Likewise. (Symbol::init_base_output_segment): Likewise. (Symbol::init_base_constant): Likewise. (Symbol::init_base_undefined): New function. (Sized_symbol::init_object): Rename from init. Change all callers. (Sized_symbol::init_output_data): Likewise. (Sized_symbol::init_output_segment): Likewise. (Sized_symbol::init_constant): Likewise. (Sized_symbol::init_undefined): New function. (Symbol_table::add_undefined_symbols_from_command_line): New function. (Symbol_table::do_add_undefined_symbols_from_command_line): New function. (Symbol::final_value_is_known): Handle IS_UNDEFINED. (Symbol::output_section): Likewise. (Symbol::set_output_section): Likewise. (Symbol_table::sized_finalize_symbol): Likewise. (Symbol_table::sized_write_globals): Likewise. * resolve.cc (Symbol_table::should_override): Likewise. (Symbol::override_base_with_special): Likewise. * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected symbol, change it to have default visibility. * testsuite/protected_1.cc: New file. * testsuite/protected_2.cc: New file. * testsuite/protected_3.cc: New file. * testsuite/protected_main_1.cc: New file. * testsuite/protected_main_2.cc: New file. * testsuite/protected_main_3.cc: New file. * testsuite/Makefile.am (check_PROGRAMS): Add protected_1. (protected_1_SOURCES, protected_1_DEPENDENCIES): Define. (protected_1_LDFLAGS, protected_1_LDADD): Define. (protected_1.so): New target. (protected_1_pic.o, protected_2_pic.o): New targets. (protected_3_pic.o): New target. (check_PROGRAMS): Add protected_2. (protected_2_SOURCES, protected_2_DEPENDENCIES): Define. (protected_2_LDFLAGS, protected_2_LDADD): Define. * testsuite/Makefile.in: Rebuild. * options.h (DEFINE_var): Add set_user_set_##varname__. (DEFINE_bool_alias): New macro. (class General_options): Define -Bstatic using DEFINE_bool_alias rather than DEFINE_special. Add --undefined as an alias for -z defs. * options.cc (General_options::parse_Bstatic): Remove. * options.h (class General_options): Add --fatal-warnings. * main.cc (main): Implement --fatal-warnings. * errors.h (Errors::warning_count): New function. * options.h (class General_options): Add -Bsymbolic-functions. * symtab.h (Symbol::is_preemptible): Check for -Bsymbolic-functions. 2008-05-05 Ian Lance Taylor * options.h (DEFINE_bool): For DASH_Z, create the negative option as noVARNAME rather than no-VARNAME. (class General_options): Add option -z combreloc. * output.h (class Output_reloc) [SHT_REL]: Declare compare and get_address. (Output_reloc::sort_before) [SHT_REL]: New function. (Output_reloc::sort_before) [SHT_RELA]: New function. (class Output_data_reloc_base): Add sort_relocs_ field. Define Sort_relocs_comparison. (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs parameter. Change all callers. (Output_data_reloc::Output_data_reloc) [both versions]: Add sort_relocs parameter. Change all callers. * output.cc (Output_reloc::get_address): New function, broken out of write_rel. (Output_reloc::write_rel): Call it. (Output_reloc::compare): New function. (Output_data_reloc_base::do_write): Optionally sort relocs. * configure.ac: If targ_extra_obj is set, link it in. * configure.tgt: Initialize all variables. (x86_64*): Set targ_extra_obj and targ_extra_size. * configure: Rebuild. * object.cc (Sized_relobj::include_section_group): Adjust section indexes read from group data. Build vector to pass to layout_group. * layout.cc (Layout::layout_group): Add flags and shndxes parameters. Remove contents parameter. Change caller. Update explicit instantiations. * layout.h (class Layout): Update layout_group declaration. * output.cc (Output_data_group::Output_data_group): Add flags and input_shndxes parameters. Remove contents parameter. Change caller. (Output_data_group::do_write): Change input_sections_ to input_shndxes_. * output.h (class Output_data_group): Update constructor declaration. Rename input_sections_ to input_shndxes_. * testsuite/many_sections_test.cc: Add template. 2008-04-30 Cary Coutant * target-reloc.h (relocate_section): Fix dead-pointer bug. * layout.cc (Layout::include_section): Refactored check for debug info section. (Layout::add_comdat): Add new parameters. Change type of signature parameter. Add object and shndx to signatures table. (Layout::find_kept_object): New function. * layout.h: Include . (Layout::is_debug_info_section): New function. (Layout::add_comdat): Add new parameters. (Layout::find_kept_object): New function. (Layout::Kept_section): New struct. (Layout::Signatures): Change type of map range. * object.cc (Relobj::output_section_address): New function. (Sized_relobj::include_section_group): Add new parameters. Change calls to Layout::add_comdat. Change to build table of kept comdat groups and table mapping discarded sections to kept sections. (Sized_relobj::include_linkonce_section): Likewise. Add new parameter. (Sized_relobj::do_layout): Change calls to include_section_group and include_linkonce_section. (Sized_relobj::do_finalize_local_symbols): Do not set local symbol value to zero when section is discarded. (Sized_relobj::map_to_kept_section): New function. * object.h (Relobj::output_section_address): New function. (Relobj::Comdat_group): New type. (Relobj::find_comdat_group): New function. (Relobj::Comdat_group_table): New type. (Relobj::Kept_comdat_section): New type. (Relobj::Kept_comdat_section_table): New type. (Relobj::add_comdat_group): New function. (Relobj::set_kept_comdat_section): New function. (Relobj::get_kept_comdat_section): New function. (Relobj::comdat_groups_): New field. (Relobj::kept_comdat_sections_): New field. (Symbol_value::input_value): Update comment. (Sized_relobj::map_to_kept_section) New function. (Sized_relobj::include_linkonce_section): Add new parameter. * target-reloc.h (Comdat_behavior): New type. (get_comdat_behavior): New function. (relocate_section): Add code to map a discarded section to the corresponding kept section when applying a relocation. 2008-04-30 Craig Silverstein * dwarf_reader.cc (next_generation_count): New static var. (Addr2line_cache_entry): New struct. (addr2line_cache): New static var. (Dwarf_line_info::one_addr2line): Added caching. (Dwarf_line_info::clear_addr2line_cache): New function. * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add cache-size parameter. (Dwarf_line_info::one_addr2line_cache): New function. * symtab.cc (Symbol_table::detect_odr_violations): Pass new cache-size argument to one_addr2line(), and clear cache. 2008-04-28 Cary Coutant * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and R_386_PC8 relocations. 2008-04-23 Ian Lance Taylor * object.cc (Sized_relobj::include_section_group): Check for invalid section group. * object.cc (make_elf_object): Correct test for 64-bit ELF file header size. * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather than read for file header. * archive.cc (Archive::include_member): Likewise. 2008-04-23 Paolo Bonzini * aclocal.m4: Regenerate. * configure: Regenerate. 2008-04-19 Ian Lance Taylor * version.cc (version_string): Bump to 1.6. * testsuite/Makefile.am (many_sections_r_test): New target. (many_sections_r_test_SOURCES): Remove. (many_sections_r_test_DEPENDENCIES): Remove. (many_sections_r_test_LDFLAGS): Remove. (many_sections_r_test_LDADD): Remove. * object.cc (Sized_relobj::do_add_symbols): Always pass local_symbol_count_ to add_from_relobj. * testsuite/Makefile.am (many_sections_check.h): Only check one in every thousand variables. * testsuite/Makefile.in: Rebuild. * object.cc (Xindex::initialize_symtab_xindex): New function. (Xindex::read_symtab_xindex): New function. (Xindex::sym_xindex_to_shndx): New function. (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if available. (Sized_relobj::do_initialize_xindex): New function. (Sized_relobj::do_read_symbols): Adjust section links. (Sized_relobj::symbol_section_and_value): Add is_ordinary parameter. Change all callers. (Sized_relobj::include_section_group): Adjust section links and symbol section indexes. (Sized_relobj::do_layout): Adjust section links. (Sized_relobj::do_count_local_symbols): Adjust section links and symbol section indexes. (Sized_relobj::do_finalize_local_symbols): Distinguish between ordinary and special symbols. (Sized_relobj::write_local_symbols): Add symtab_xindex and dynsym_xindex parameters. Change all callers. Adjust section links. Use SHN_XINDEX when needed. (Sized_relobj::get_symbol_location_info): Adjust section links. Don't get fooled by special symbols. * object.h (class Xindex): Define. (class Object): Add xindex_ parameter. Declare virtual functoin do_initialize_xindex. (Object::adjust_sym_shndx): New function. (Object::set_xindex): New protected function. (class Symbol_value): Add is_ordinary_shndx_ field. (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_. (Symbol_value::value): Assert ordinary section. (Symbol_value::initialize_input_to_output_map): Likewise. (Symbol_value::set_input_shndx): Add is_ordinary parameter. Change all callers. (Symbol_value::input_shndx): Add is_ordinary parameter. Change all callers. (class Sized_relobj): Update declarations. (Sized_relobj::local_symbol_input_shndx): Add is_ordinary parameter. Change all callers. (Sized_relobj::adjust_shndx): New function. * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_ field. (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section for SHT_DYNSYM section if available. Set dynsym_shndx_ field. (Sized_dynobj::read_dynsym_section): Adjust section links. (Sized_dynobj::read_dynamic): Likewise. (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust section links. (Sized_dynobj::do_initialize_xindex): New function. * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare do_initialize_xindex. (Sized_dynobj::adjust_shndx): New function. * layout.cc (Layout::Layout): Initialize symtab_xindex_ and dynsym_xindex_ fields. (Layout::finalize): Add a call to set_section_indexes before creating the symtab sections. (Layout::set_section_indexes): Don't do anything if the section already has a section index. (Layout::create_symtab_sections): Add shnum parameter. Change caller. Create .symtab_shndx section if needed. (Layout::create_shdrs): Add shstrtab_section parameter. Change caller. (Layout::allocated_output_section_count): New function. (Layout::create_dynamic_symtab): Create .dynsym_shndx section if needed. * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_ fields. Update declarations. (Layout::symtab_xindex): New function. (Layout::dynsym_xindex): New function. (class Write_symbols_task): Add layout_ field. (Write_symbols_task::Write_symbols_task): Add layout parameter. Change caller. * output.cc (Output_section_headers::Output_section_headers): Add shstrtab_section parameter. Change all callers. (Output_section_headers::do_sized_write): Store overflow values for section count and section string table section index in section header zero. (Output_file_header::do_sized_write): Check for overflow of section count and section string table section index. (Output_symtab_xindex::do_write): New function. (Output_symtab_xindex::endian_do_write): New function. * output.h (class Output_section_headers): Add shstrtab_section_. Update declarations. (class Output_symtab_xindex): Define. (Output_section::has_out_shndx): New function. * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_ field. (Symbol::init_base): Add st_shndx and is_ordinary parameters. Change all callers. (Sized_symbol::init): Likewise. (Symbol::output_section): Check for ordinary symbol. (Symbol_table::add_from_object): Remove orig_sym parameter. Add st_shndx, is_ordinary, and orig_st_shndx parameters. Change all callers. (Symbol_table::add_from_relobj): Add symndx_offset parameter. Change all callers. Simplify handling of symbols from sections not included in the link. (Symbol_table::add_from_dynobj): Handle ordinary symbol distinction. (Weak_alias_sorter::operator()): Assert that symbols are ordinary. (Symbol_table::sized_finalize_symbol): Handle ordinary symbol distinction. (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex parameters. Change all callers. (Symbol_table::sized_write_globals): Likewise. Handle ordinary symbol distinction. Use SHN_XINDEX when needed. (Symbol_table::write_section_symbol): Add symtab_xindex parameter. Change all callers. (Symbol_table::sized_write_section_symbol): Likewise. Use SHN_XINDEX when needed. * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update declarations. (Symbol::shndx): Add is_ordinary parameter. Change all callers. (Symbol::is_defined): Check is_ordinary. (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise. (Symbol::is_absolute, Symbol::is_common): Likewise. (class Sized_symbol): Update declarations. (class Symbol_table): Update declarations. * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary parameters. Change all callers. (Sized_symbol::override): Likewise. (Symbol_table::override): Likewise. (symbol_to_bits): Add is_ordinary parameter. Change all callers. (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx, is_ordinary, and orig_st_shndx parameters. Change all callers. * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol to be in an ordinary section. * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add object and is_ordinary parameters. Change all callers. (Sized_dwarf_line_info::read_relocs): Add object parameter. Change all callers. Don't add undefined or non-ordinary symbols to reloc_map_. (Sized_dwarf_line_info::read_line_mappings): Add object parameter. Change all callers. * dwarf_reader.h (class Sized_dwarf_line_info): Update declarations. * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol. * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links. (Sized_relobj::relocate_sections): Likewise. * target-reloc.h (scan_relocs): Adjust section symbol index. (scan_relocatable_relocs): Likewise. * i386.cc (Scan::local): Check for ordinary symbols. * sparc.cc (Scan::local): Likewise. * x86_64.cc (Scan::local): Likewise. * testsuite/binary_unittest.cc (Sized_binary_test): Update calls to symbol_section_and_value. * testsuite/many_sections_test.cc: New file. * testsuite/Makefile.am (BUILT_SOURCES): Define. (check_PROGRAMS): Add many_sections_test. (many_sections_test_SOURCES): Define. (many_sections_test_DEPENDENCIES): Define. (many_sections_test_LDFLAGS): Define. (BUILT_SOURCES): Add many_sections_define.h. (many_sections_define.h): New target. (BUILT_SOURCES): Add many_sections_check.h. (many_sections_check.h): New target. (check_PROGRAMS): Add many_sections_r_test. (many_sections_r_test_SOURCES): Define. (many_sections_r_test_DEPENDENCIES): Define. (many_sections_r_test_LDFLAGS): Define. (many_sections_r_test_LDADD): Define. (many_sections_r_test.o): New target. * testsuite/Makefile.in: Rebuild. 2008-04-17 Cary Coutant * errors.cc (Errors::info): New function. (gold_info): New function. * errors.h (Errors::info): New function. * gold.h (gold_info): New function. * object.cc (Input_objects::add_object): Print trace output. * options.cc (options::parse_set): New function. (General_options::parse_wrap): Deleted. (General_options::General_options): Deleted initializer. * options.h (options::String_set): New typedef. (options::parse_set): New function. (DEFINE_set): New macro. (General_options::wrap): Changed to use DEFINE_set. Changed callers of any_wrap_symbols and is_wrap_symbol. (General_options::trace, General_options::trace_symbol): New options. (General_options::any_wrap_symbols, General_options::is_wrap_symbol) (General_options::wrap_symbols_): Deleted. * symtab.cc (Symbol_table::add_from_object): Print trace output. 2008-04-17 David S. Miller * options.cc (General_options::parse_V): New function. * options.h: Add entries for -V and -Qy. 2008-04-17 Ian Lance Taylor * common.cc (Symbol_table::allocate_commons): Remove options parameter. Change caller. (Symbol_table::do_allocate_commons): Remove options parameter. Change caller. Just call do_allocate_commons_list twice. (Symbol_table::do_allocate_commons_list): New function, broken out of do_allocate_commons. * common.h (class Allocate_commons_task): Remove options_ field. Update constructor. * symtab.cc (Symbol_table::Symbol_table): Initialize tls_commons_. (Symbol_table::add_from_object): Put TLS common symbols on tls_commons_ list. (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols which are IN_OUTPUT_DATA. * symtab.h (class Symbol_table): Add tls_commons_ field. Update allocate_commons and do_allocate_commons declarations. Declare do_allocate_commons_list. * gold.cc (queue_middle_tasks): Update creation of Allocate_commons_task to not pass options. * testsuite/Makefile.am (INCLUDES): Add -I.. . (TLS_TEST_C_FLAGS): New variable. (tls_test_c_pic.o): New target. (tls_test_shared.so): Link in tls_test_c_pic.o. (tls_test_c_pic_ie.o): New target. (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o. (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o. (tls_test_c.o): New target. (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_pic_test_LDADD): Likewise. (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o. (tls_shared_gd_to_ie_test_LDADD): Likewise. (tls_test_c_gnu2.o): New target. (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_gnu2.o. (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise. (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o. (tls_test_shared_nonpic.so): Link in tls_test_c.o. * testsuite/tls_test.cc: Include "config.h". (t_last): Call t11_last. * testsuite/tls_test.h (t11, t11_last): Declare. * testsuite/tls_test_c.c: New file. * testsuite/tls_test_main.cc (thread_routine): Call t11. * configure.ac: Check for OpenMP support. * configure, config.in, Makefile.in: Rebuild. * testsuite/Makefile.in: Rebuild. 2008-04-16 Cary Coutant * i386.cc (Target_i386::define_tls_base_symbol): New function. (Target_i386::tls_base_symbol_defined_): New field. (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol. (Target_i386::Scan::global): Likewise. * symtab.cc (sized_finalize_symbol): Add check for TLS symbol. * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function. (Target_x86_64::tls_base_symbol_defined_): New field. (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol. (Target_x86_64::Scan::global): Likewise. 2008-04-16 Cary Coutant * symtab.h (Symbol::is_strong_undefined): Removed unused function. (Symbol::needs_plt_entry): Allow weak undefined symbols. (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when building shared libraries. * testsuite/Makefile.am (weak_undef_nonpic_test): New target. (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o) (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets. * testsuite/Makefile.in: Rebuild. * testsuite/weak_undef.h: New file. * testsuite/weak_undef_file1.cc: Add extra test cases. * testsuite/weak_undef_file2.cc: Likewise. * testsuite/weak_undef_test.cc: Likewise. 2008-04-16 David S. Miller * sparc.cc (Target_sparc::Scan): Change from struct to class. Add issued_non_pic_error_ field. Declare check_non_pic. (Target_sparc::Scan::check_non_pic): New function. (Target_sparc::Scan::local): Call check_non_pic as appropriate. (Target_sparc::Scan::global): Likewise. * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64. * configure: Rebuild. * options.h (DEFINE_enable): New macro. (new_dtags): New enable option. (initfirst, interpose, loadfltr, nodefaultlib, nodelete, nodlopen, nodump): New -z options. * layout.cc (Layout:finish_dynamic_section): If new dtags enabled, emit DT_RUNPATH. Also, emit a DT_FLAGS_1 containing any specified -z flags. 2008-04-16 Ian Lance Taylor * copy-relocs.cc: New file. * copy-relocs.h: New file. * reloc.cc: Remove Copy_relocs code. * reloc.h: Likewise. * reloc-types.h (struct Reloc_types) [both versions]: Add get_reloc_addend_noerror. * output.h (class Output_data_reloc): Add variants of add_global which take an addend which must be zero. * i386.cc: Include "copy-relocs.h". (class Target_i386): Change type of copy_relocs_ to variable, update initializer. (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class. Change all callers. (Target_i386::do_finalize_sections): Change handling of copy_relocs_. * sparc.cc: Include "copy-relocs.h". (class Target_sparc): Change type of copy_relocs_ to variable, update initializer. (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class. Change all callers. (Target_sparc::do_finalize_sections): Change handling of copy_relocs_. * x86_64.cc: Include "copy-relocs.h". (class Target_x86_64): Change type of copy_relocs_ to variable, update initializer. (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs class. Change all callers. (Target_x86_64::do_finalize_sections): Change handling of copy_relocs_. * Makefile.am (CCFILES): Add copy-relocs.cc. (HFILES): Add copy-relocs.h. * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild. * testsuite/script_test_4.sh: Permit leading zeroes. 2008-04-15 Ian Lance Taylor * script-sections.cc (Script_sections::create_segments): Use header_size_adjustment even when there is enough room for the headers. * testsuite/script_test_4.sh: New file. * testsuite/script_test_4.t: New file. * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh. (check_DATA): Add script_test_4.stdout. (MOSTLYCLEANFILES): Likewise. (script_test_4): New target. (script_test_4.stdout): New target. * testsuite/Makefile.in: Rebuild. * sparc.cc: Add definitions for Output_data_plt_sparc class constants. 2008-04-14 David S. Miller * sparc.cc: New file. * Makefile.am (TARGETSOURCES): Add sparc.cc (ALL_TARGETOBJS): Add sparc.$(OBJEXT) * configure.tgt: Document targ_extra_size and targ_extra_big_endian. Add entries for sparc-* and sparc64-*. * configure.ac: Handle targ_extra_size and targ_extra_big_endian. * Makefile.in: Rebuild. * configure: Likewise. * po/POTFILES.in: Likewise. * po/gold.pot: Likewise. 2008-04-14 Ian Lance Taylor * layout.cc (Layout::Layout): Initialize sections_are_attached_. (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR in the name/type/flags to section mapping. Don't call allocate_output_section. (Layout::choose_output_section): Change parameter from adjust_name to is_input_section. Don't permit input sections after sections are attached to segments. Don't call allocate_output_section. (Layout::layout_eh_frame): Call update_flags_for_input_section, not write_enable_output_section. (Layout::make_output_section): Don't push to unattached_section_list_ nor call attach_to_segment. Call attach_section_to_segment if sections are attached. (Layout::attach_sections_to_segments): New function. (Layout::attach_section_to_segment): New function. (Layout::attach_allocated_section_to_segment): Rename from attach_to_segment. Remove flags parameter. (Layout::allocate_output_section): Remove function. (Layout::write_enable_output_section): Remove function. * layout.h (class Layout): Update for above changes. Add new field sections_are_attached_. * output.h (Output_section::update_flags_for_input_section): New function. * output.cc (Output_section::add_input_section): Call update_flags_for_input_section. * gold.cc (queue_middle_tasks): Call attach_sections_to_segments. 2008-04-11 Cary Coutant * i386.cc (Target_i386::got_mod_index_entry): Restore code previously thought unnecessary. * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise. 2008-04-11 Ian Lance Taylor * output.h (class Output_section_data): Remove inline definition of set_addralign. * output.cc (Output_section_data::set_addralign): New function. 2008-04-11 Cary Coutant Add support for TLS descriptors for i386 and x86_64. * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function. (Target_i386::Relocate::tls_desc_gd_to_le): New function. (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and GOT_TYPE_TLS_DESC. (Target_i386::got_mod_index_entry): Remove unnecessary code. (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec relocations. (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation. Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations; Fix problem with initial-exec relocations. (Target_i386::Relocate::relocate_tls): Likewise. (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE relaxation. * output.cc (Output_data_dynamic::Dynamic_entry::write): Add support for section-plus-offset dynamic table entries. * output.h (Output_data_dynamic::add_section_plus_offset): New function. (Output_data_dynamic::Dynamic_entry): Add support for section-plus-offset dynamic table entries. (Output_data_dynamic::Classification): Likewise. (Output_data_dynamic::classification_): Renamed offset_. * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function. (Target_x86_64::Relocate::tls_desc_gd_to_le): New function. (Target_x86_64::make_plt_section): New function. (Target_x86_64::reserve_tlsdesc_entries): New function. (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter. (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function. (Output_data_plt_x86_64::has_tlsdesc_entry): New function. (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function. (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function. (Output_data_plt_x86_64::tlsdesc_plt_entry): New field. (Output_data_plt_x86_64::set_final_data_size): Move out of line; add extra PLT entry for TLS descriptors. (Output_data_plt_x86_64::got_): New field. (Output_data_plt_x86_64::tlsdesc_got_offset_): New field. (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new fields. (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS descriptors. (Target_x86_64::make_plt_entry): Factor out make_plt_section. (Target_x86_64::got_mod_index_entry): Remove unnecessary code. (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations. (Target_x86_64::Scan::global): Likewise. (Target_x86_64::do_finalize_sections): Add dynamic table entries for TLS descriptors. (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation. Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations. (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE relaxation. * configure.ac: Export new conditional variables TLS_GNU2_DIALECT and TLS_DESCRIPTORS. * Makefile.in: Rebuild. * configure: Rebuild. * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target. (tls_test_shared2.so): New target. (tls_shared_gd_to_ie_test_SOURCES): New variable. (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable. (tls_shared_gd_to_ie_test_LDFLAGS): New variable. (tls_shared_gd_to_ie_test_LDADD): New variable. (tls_shared_gnu2_gd_to_ie_test): New target. (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so): New targets. (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable. (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable. (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable. (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable. (tls_shared_gnu2_test): New target. (tls_test_gnu2_shared.so): New target. (tls_shared_gnu2_test_SOURCES): New variable. (tls_shared_gnu2_test_DEPENDENCIES): New variable. (tls_shared_gnu2_test_LDFLAGS): New variable. (tls_shared_gnu2_test_LDADD): New variable. * testsuite/Makefile.in: Rebuild. * testsuite/Makefile. 2008-04-11 Ian Lance Taylor * testsuite/Makefile.am (justsyms_2r.o): Add dependency on justsyms.t. * testsuite/Makefile.in: Rebuild. * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes long. * testsuite/script_test_2.cc (main): Adjust test. 2008-04-11 David S. Miller Ian Lance Taylor * options.h (General_options): Add entries for '-Y' and '-relax'. * options.cc (General_options:finalize): If -Y was used, add those entries to the library path instead of the default "/lib" and "/usr/lib". 2008-04-11 David S. Miller * testsuite/justsyms.t: Start at 0x100. * testsuite/justsyms_1.cc: Adjust justsyms_string assertion. * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes long. * testsuite/script_test_2.cc: Adjust string and section length checks. 2008-04-09 Ian Lance Taylor PR gold/5996 * script-sections.cc (Sections_element::allocate_to_segment): Add orphan parameter. (Output_section_definition::allocate_to_segment): Likewise. (Orphan_output_section::allocate_to_segment): Likewise. (Script_sections::attach_sections_using_phdrs_clause): Don't propagate non-PT_LOAD segments to orphan sections. * testsuite/Makefile.am (script_test_3.stdout): Generate using readelf rather than objdump. * testsuite/script_test_3.sh: Adjust accordingly. Test that .interp section and PT_INTERP segment are the same size. * testsuite/Makefile.in: Rebuild. * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak aliases for symbols defined in the same object. * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test. (weak_alias_test_SOURCES): New variable. (weak_alias_test_DEPENDENCIES): New variable. (weak_alias_test_LDFLAGS): New variable. (weak_alias_test_LDADD): New variable. (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets. (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets. (weak_alias_test_3.o): New target. (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets. * testsuite/weak_alias_test_main.cc: New file. * testsuite/weak_alias_test_1.cc: New file. * testsuite/weak_alias_test_2.cc: New file. * testsuite/weak_alias_test_3.cc: New file. 2008-04-08 Ian Lance Taylor * options.h (class General_options): Add --noinhibit-exec option. * main.cc (main): Check --noinhibit-exec. * options.h (class General_options): Define --wrap as a special option. Add wrap_symbols_ field. (General_options::any_wrap_symbols): New function. (General_options::is_wrap_symbol): New function. * options.cc (General_options::parse_wrap): New function. (General_options::General_options): Initialize wrap_symbols_. * symtab.cc (Symbol_table::wrap_symbol): New function. (Symbol_table::add_from_object): Handle --wrap. * symtab.h (class Symbol_table): Declare wrap_symbol. * target.h (Target::wrap_char): New function. (Target::Target_info): Add wrap_char field. * i386.cc (Target_i386::i386_info): Initialize wrap_char. * x86_64.cc (Target_x86_64::x86_64_info): Likewise. * testsuite/testfile.cc (Target_test::test_target_info): Likewise. * errors.cc (Errors::undefined_symbol): Mention symbol version if there is one. * layout.h (class Layout): Add added_eh_frame_data_ field. * layout.cc (Layout::Layout): Initialize new field. (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame output section until we find a section we merged successfully. * object.cc (Sized_relobj::check_eh_frame_flags): Don't require that the size be non-zero. * merge.cc (Object_merge_map::get_output_offset): Remove inline qualifier. 2008-04-08 Craig Silverstein * configure.ac: Export new conditional variable HAVE_ZLIB. * testsuite/Makefile.am (flagstest_o_specialfile): Condition on HAVE_ZLIB. (flagstest_o_specialfile_and_compress_debug_sections): Likewise. * configure, Makefile.in, testsuite/Makefile.in: Rebuild. 2008-04-07 Ian Lance Taylor * version.cc (version_string): Set to "1.5". * x86_64.cc (Target_x86_64::Scan): Change from struct to class. Add issued_non_pic_error_ field. Declare check_non_pic. (Target_x86_64::Scan::check_non_pic): New function. (Target_x86_64::Scan::local): Call check_non_pic as appropriate. (Target_x86_64::Scan::global): Likewise. * output.cc (Output_reloc::local_section_offset): Add addend parameter. Change caller. Handle merge sections. (Output_reloc::symbol_value): Change parameter type from Address to Addend. Don't add in the result of local_section_offset, pass down the addend and use the returned value. * output.h (class Output_reloc): Add Addend typedef. Update declarations of local_section_offset and symbol_value. * testsuite/two_file_test_1.cc (t18): New function. * testsuite/two_file_test_2.cc (f18): New function. * testsuite/two_file_test_main.cc (main): Call t18. * testsuite/two_file_test.h (t18, f18): Declare. * configure.ac: Don't test for objdump, c++filt, or readelf. * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT conditionals. (TEST_READELF): New variable. (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables. (check_PROGRAMS): Add two_file_strip_test. (two_file_strip_test): New target. (check_PROGRAMS): Add two_file_same_shared_strip_test. (two_file_same_shared_strip_test_SOURCES): New variable. (two_file_same_shared_strip_test_DEPENDENCIES): New variable. (two_file_same_shared_strip_test_LDFLAGS): New variable. (two_file_same_shared_strip_test_LDADD): New variable. (two_file_shared_strip.so): New target. (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF. (ver_test_5.syms, ver_test_7.syms): Likewise. (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT. (strip_test_3.stdout): Use TEST_OBJDUMP. * configure, Makefile.in, testsuite/Makefile.in: Rebuild. 2008-04-04 Cary Coutant * symtab.h (Symbol::is_weak_undefined): New function. (Symbol::is_strong_undefined): New function. (Symbol::is_absolute): New function. (Symbol::needs_plt_entry): Exclude weak undefined symbols. (Symbol::needs_dynamic_reloc): Exclude weak undefined and absolute symbols. * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test. (weak_undef_test): New target. * testsuite/Makefile.in: Rebuild. * testsuite/weak_undef_file1.cc: New file. * testsuite/weak_undef_file2.cc: New file. * testsuite/weak_undef_test.cc: New file. 2008-04-03 Craig Silverstein * compressed_output.h (class Output_compressed_section): Use unsigned buffer. * compressed_output.cc (zlib_compress): Use unsigned buffers, add zlib header. (zlib_compressed_suffix): Removed. (Output_compressed_section::set_final_data_size): Use unsigned buffers. * testsuite/Makefile.am (flagstest_compress_debug_sections): Fix linker invocation. (flagstest_o_specialfile_and_compress_debug_sections): Likewise. * testsuite/Makefile.in: Regenerated. 2008-04-02 David S. Miller * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog, Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned. 2008-04-02 Craig Silverstein * TODO: New file. 2008-04-02 Ian Lance Taylor * fileread.cc (File_read::find_view): Add byteshift and vshifted parameters. Update for new key type to views_. Change all callers. (File_read::read): Adjust for byteshift in returned view. (File_read::add_view): New function, broken out of find_and_make_view. (File_read::make_view): New function, broken out of find_and_make_view. (File_read::find_or_make_view): Add offset and aligned parameters. Rewrite accordingly. Change all callers. (File_read::get_view): Add offset and aligned parameters. Adjust for byteshift in return value. (File_read::get_lasting_view): Likewise. * fileread.h (class File_read): Update declarations. (class File_read::View): Add byteshift_ field. Add byteshift to constructor. Add byteshift method. * archive.h (Archive::clear_uncached_views): New function. (Archive::get_view): Add aligned parameter. Change all callers. * object.h (Object::get_view): Add aligned parameter. Change all callers. (Object::get_lasting_view): Likewise. * fileread.cc (File_read::release): Don't call clear_views if there are multiple objects. * fileread.h (File_read::clear_uncached_views): New function. * archive.cc (Add_archive_symbols::run): Call clear_uncached_views on the archive. 2008-03-31 Cary Coutant Add thin archive support. * archive.cc (Archive::armagt): New const. (Archive::setup): Remove task parameter and calls to unlock. (Archive::unlock_nested_archives): New function. (Archive::read_header): Add nested_off parameter. Change all callers. (Archive::interpret_header): Likewise. (Archive::include_all_members): Change to handle thin archives. (Archive::include_member): Likewise. * archive.h (Archive::Archive): Add new parameters and initializers. (Archive::armagt): New const. (Archive::setup): Remove task parameter. (Archive::unlock_nested_archives): New function. (Archive::read_header): Add nested_off parameter. (Archive::interpret_header): Likewise. (Archive::Nested_archive_table): New typedef. (Archive::is_thin_archive_): New field. (Archive::nested_archives_): New field. (Archive::options_): New field. (Archive::dirpath_): New field. (Archive::task_): New field. * readsyms.cc (Read_symbols::do_read_symbols): Add check for thin archives. Pass additional parameters to Archive::Archive. Unlock the archive file after calling Archive::setup. 2008-03-29 Ian Lance Taylor * symtab.cc (Symbol_table::do_define_as_constant): Don't force a version symbol to be local. * testsuite/ver_test_4.sh: New file. * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh. (check_DATA): Add ver_test_4.syms. (ver_test_4.syms): New target. * testsuite/Makefile.in: Rebuild. * output.cc (Output_section::Input_section_sort_entry::has_priority): New function. (Output_section::Input_section_sort_entry::match_file_name): New function. (Output_section::Input_section_sort_entry::match_section_name): Remove. (Output_section::Input_section_sort_entry::match_section_name_prefix): Remove. (Output_section::Input_section_sort_entry::match_section_file): Remove. (Output_section::Input_section_sort_compare::operator()): Rewrite using new Input_section_sort_entry functions. Sort crtbegin and crtend first. Sort sections with no priority before sections with a priority. * testsuite/initpri1.c (d3): Check j != 4. (cd5): New constructor/destructor function. (main): Check j != 2. * symtab.cc (Symbol_table::add_from_object): If we don't use the new symbol when resolving, don't call set_is_default. * testsuite/ver_test_7.cc: New file. * testsuite/ver_test_7.sh: New file. * testsuite/Makefile.am (ver_test_7.so): New target. (ver_test_7.o): New target. (check_SCRIPTS): Add ver_test_7.sh. (check_DATA): Add ver_test_7.syms. (ver_test_7.syms): New target. 2008-03-28 Ian Lance Taylor * layout.cc (Layout::layout): If we see an input section with a name that needs sorting, set the must_sort flag for the output section. (Layout::make_output_section): If the name of the output section indicates that it might require sorting, set the may_sort flag. * output.h (Output_section::may_sort_attached_input_sections): New function. (Output_section::set_may_sort_attached_input_sections): New function. (Output_section::must_sort_attached_input_sections): New function. (Output_section::set_must_sort_attached_input_sections): New function. (class Output_section): Declare Input_section_sort_entry. Define Input_section_sort_compare. Declare sort_attached_input_sections. Add new fields: may_sort_attached_input_sections_, must_sort_attached_input_sections_, attached_input_sections_are_sorted_. * output.cc (Output_section::Output_section): Initialize new fields. (Output_section::add_input_section): Add an entry to input_sections_ if may_sort or must_sort are true. (Output_section::set_final_data_size): Call sort_attached_input_sections if necessary. (Output_section::Input_section_sort_entry): Define new class. (Output_section::Input_section_sort_compare::operator()): New function. (Output_section::sort_attached_input_sections): New function. * configure.ac: Check whether the compiler supports constructor priorities. Define a CONSTRUCTOR_PRIORITY automake conditional. * testsuite/initpri1.c: New file. * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if CONSTRUCTOR_PRIORITY. (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables. (initpri1_LDFLAGS): New variable. * configure, Makefile.in, testsuite/Makefile.in: Rebuild. 2008-03-27 Ian Lance Taylor * common.cc (Sort_commons::operator): Correct sorting algorithm. * testsuite/common_test_1.c: New file. * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1. (common_test_1_SOURCES): New variable. (common_test_1_DEPENDENCIES): New variable. (common_test_1_LDFLAGS): New variable. * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_ and commons_ correctly when NAME/VERSION does not override NAME/NULL. * testsuite/ver_test_6.c: New file. * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables. (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables. 2008-03-26 Ian Lance Taylor * symtab.cc (Symbol_table::add_from_relobj): Don't set the version of an undefined symbol from a version script. * testsuite/Makefile.am (ver_test_5.so): New target. (ver_test_5.o): New target. (check_SCRIPTS): Add ver_test_5.sh. (check_DATA): Add ver_test_5.syms. (ver_test_5.syms): New target. * testsuite/ver_test_5.cc: New file. * testsuite/ver_test_5.script: New file. * testsuite/ver_test_5.sh: New file. * Makefile.in, testsuite/Makefile.in: Rebuild. PR gold/5986 Fix problems building gold with gcc 4.3.0. * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define. (gold_error_at_location, gold_warning_at_location): Use it. * configure.ac: Check whether we can compile and use a template function with a printf attribute. * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value when jumping over bytes. * object.cc: Instantiate Object::read_section_data. * debug.h: Include * dwarf_reader.cc: Include * main.cc: Include . * options.cc: Include . * output.cc: Include . * script.cc: Include . * script.h: Include . * symtab.cc: Include and . * target-select.cc: Include . * version.cc: Include . * testsuite/testmain.cc: Include . * configure, config.in: Rebuild. 2008-03-25 Ian Lance Taylor * options.cc: Include "../bfd/bfdver.h". (options::help): Print bug reporting address. * version.cc (print_version): Adjust output for current value of BFD_VERSION_STRING. * NEWS: New file. * options.cc (options::help): Print list of supported targets. * target-select.h: Include . (class Target_selector): Make machine_, size_, and is_big_endian_ fields const. Add bfd_name_ and instantiated_target_ fields. (Target_selector::Target_selector): Add bfd_name parameter. (Target_selector::recognize): Make non-virtual, call do_recognize. (Target_selector::recognize_by_name): Make non-virtual, call do_recognize_by_name. (Target_selector::supported_names): New function. (Target_selector::bfd_name): New function. (Target_selector::do_instantiate_target): New pure virtual function. (Target_selector::do_recognize): New virtual function. (Target_selector::do_recognize_by_name): New virtual function. (Target_selector::instantiate_target): New private function. (supported_target_names): Declare. * target-select.cc (Target_selector::Target_selector): Update for new parameter and fields. (select_target_by_name): Check that the name matches before calling recognize_by_name. (supported_target_names): New function. * i386.cc (class Target_selector_i386): Update Target_selector constructor call. Remove recognize and recognize_by_name. Add do_instantiate_target. * x86_64.cc (class Target_selector_x86_64): Likewise. * testsuite/testfile.cc (class Target_selector_test): Update for changes to Target_selector. * README: Rewrite, with some notes on unsupported features. 2008-03-24 Cary Coutant * i386.cc (Target_i386::Got_type): New enum declaration. (Target_i386::Scan::local): Updated callers of Output_data_got member functions. (Target_i386::Scan::global): Likewise. (Target_i386::Relocate::relocate): Likewise. (Target_i386::Relocate::relocate_tls): Likewise. * object.h (Got_offset_list): New class. (Sized_relobj::local_has_got_offset): Added got_type parameter. (Sized_relobj::local_got_offset): Likewise. (Sized_relobj::set_local_got_offset): Likewise. (Sized_relobj::local_has_tls_got_offset): Removed. (Sized_relobj::local_tls_got_offset): Removed. (Sized_relobj::set_local_tls_got_offset): Removed. (Sized_relobj::Local_got_offsets): Changed to store a list of offsets. * output.cc (Output_data_got::add_global): Added got_type parameter. (Output_data_got::add_global_with_rel): Likewise. (Output_data_got::add_global_with_rela): Likewise. (Output_data_got::add_global_pair_with_rel): New function. (Output_data_got::add_global_pair_with_rela): New function. (Output_data_got::add_local): Added got_type parameter. (Output_data_got::add_local_with_rel): Likewise. (Output_data_got::add_local_with_rela): Likewise. (Output_data_got::add_local_pair_with_rel): New function. (Output_data_got::add_local_pair_with_rela): New function. (Output_data_got::add_global_tls): Removed. (Output_data_got::add_global_tls_with_rel): Removed. (Output_data_got::add_global_tls_with_rela): Removed. (Output_data_got::add_local_tls): Removed. (Output_data_got::add_local_tls_with_rel): Removed. (Output_data_got::add_local_tls_with_rela): Removed. * output.h (Output_data_got::add_global): Added got_type parameter. (Output_data_got::add_global_with_rel): Likewise. (Output_data_got::add_global_with_rela): Likewise. (Output_data_got::add_global_pair_with_rel): New function. (Output_data_got::add_global_pair_with_rela): New function. (Output_data_got::add_local): Added got_type parameter. (Output_data_got::add_local_with_rel): Likewise. (Output_data_got::add_local_with_rela): Likewise. (Output_data_got::add_local_pair_with_rel): New function. (Output_data_got::add_local_pair_with_rela): New function. (Output_data_got::add_global_tls): Removed. (Output_data_got::add_global_tls_with_rel): Removed. (Output_data_got::add_global_tls_with_rela): Removed. (Output_data_got::add_local_tls): Removed. (Output_data_got::add_local_tls_with_rel): Removed. (Output_data_got::add_local_tls_with_rela): Removed. * resolve.cc (Symbol::override_base_with_special): Removed reference to has_got_offset_ field. * symtab.cc (Symbol::init_fields): Replaced initialization of got_offset_ with got_offsets_. Removed initialization of has_got_offset_ * symtab.h (Symbol::has_got_offset): Aded got_type parameter. (Symbol::got_offset): Likewise. (Symbol::set_got_offset): Likewise. (Symbol::has_tls_got_offset): Removed. (Symbol::tls_got_offset): Removed. (Symbol::set_tls_got_offset): Removed. (Symbol::got_offset_): Removed. (Symbol::tls_mod_got_offset_): Removed. (Symbol::tls_pair_got_offset_): Removed. (Symbol::got_offsets_): New field. (Symbol::has_got_offset): Removed. (Symbol::has_tls_mod_got_offset): Removed. (Symbol::has_tls_pair_got_offset): Removed. * x86_64.cc (Target_x86_64::Got_type): New enum declaration. (Target_x86_64::Scan::local): Updated callers of Output_data_got member functions. (Target_x86_64::Scan::global): Likewise. (Target_x86_64::Relocate::relocate): Likewise. (Target_x86_64::Relocate::relocate_tls): Likewise. 2008-03-25 Ben Elliston * yyscript.y: Fix spelling error in comment. 2008-03-24 Ian Lance Taylor * options.h (class General_options): Define build_id option. * layout.h (class Layout): Declare write_build_id, create_note, create_build_id. Add build_id_note_ member. * layout.cc: Include , , , "libiberty.h", "md5.h", "sha1.h". (Layout::Layout): Initialize eh_frame_data_, eh_frame_hdr_section_, and build_id_note_. (Layout::finalize): Call create_build_id. (Layout::create_note): New function, broken out of Layout::create_gold_note. (Layout::create_gold_note): Call create_note. (Layout::create_build_id): New function. (Layout::write_build_id): New function. (Close_task_runner::run): Call write_build_id. * x86_64.cc: Correct license to GPLv3. 2008-03-23 Ian Lance Taylor * options.cc: Include "demangle.h". (parse_optional_string): New function. (parse_long_option): Handle takes_optional_argument. (parse_short_option): Update dash_z initializer. Handle takes_optional_argument. (General_options::General_options): Initialize do_demangle_. (General_options::finalize): Set do_demangle_. Handle demangling style. * options.h (parse_optional_string): Declare. (struct One_option): Add optional_arg field. Update constructor. Update call constructor calls. Add takes_optional_argument function. (DEFINE_var): Add optional_arg__ parameter. Change all callers. (DEFINE_optional_string): Define. (General_options::demangle): Change from DEFINE_bool to DEFINE_optional_string. (General_options::no_demangle): New function. (General_options::do_demangle): New function. (General_options::set_do_demangle): New function. (General_options::execstack_status_): Move definition to end of class definition. (General_options::static_): Likewise. (General_options::do_demangle_): New field. * object.cc (big_endian>::get_symbol_location_info): Call Options::do_demangle, not Options::demangle. * symtab.cc (demangle): Likewise. 2008-03-22 Ian Lance Taylor * gold.h: Include and * options.h: Include . 2008-03-21 Ian Lance Taylor * Added source code to GNU binutils. Copyright (C) 2008-2012 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved. Local Variables: mode: change-log left-margin: 8 fill-column: 74 version-control: never End: