+2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
+
+ * incremental.cc: New file.
+ * Makefile.am (CCFILES): Add incremental.cc.
+ * Makefile.in: Rebuild.
+
+2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
+
+ * layout.cc (Layout::output_section_name): Preserve names
+ of '.note.' sections.
+
+2009-03-19 Ian Lance Taylor <iant@google.com>
+
+ * descriptors.cc (Descriptors::open): Check that the options are
+ valid before using them.
+
+2009-03-18 Ian Lance Taylor <iant@google.com>
+
+ * script-sections.h: Include <list>.
+ (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 <iant@google.com>
+
+ * 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 <ppluzhnikov@google.com>
+
+ * 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 <iant@google.com>
+
+ * 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 <iant@google.com>
+
+ * 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 <nickc@redhat.com>
+
+ * po/es.po: New Spanish translation.
+
+2009-03-06 Cary Coutant <ccoutant@google.com>
+
+ * options.cc (parse_short_option): Keep dash_z from registering itself.
+
+2009-03-03 Ian Lance Taylor <iant@google.com>
+
+ 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 <iant@google.com>
+
+ * configure.ac: Check for byteswap.h.
+ * configure: Rebuild.
+ * config.in: Rebuild.
+
+2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
+
+ * 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 <iant@google.com>
+
+ * 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 <iant@google.com>
+
+ 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 <ccoutant@google.com>
+
+ * 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 <espindola@google.com>
+
+ * archive.cc (Archive::include_member): Update calls to add_symbols.
+ * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
+ the Layout argument.
+ * dynobj.h (do_add_symbols): Add the Layout argument.
+ * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
+ Layout argument.
+ * object.h (Object::add_symbols): Add the Layout argument.
+ (Object::do_add_symbols): Add the Layout argument.
+ (Sized_relobj::do_add_symbols): Add the Layout argument.
+ * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
+ Unify the two versions.
+ (Add_plugin_symbols): Remove.
+ * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
+ (Sized_pluginobj::do_add_symbols): Unify the two versions.
+ (Add_plugin_symbols): Remove.
+ * readsyms.cc (Read_symbols::do_read_symbols): Update call to
+ Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
+ (Add_symbols::run): Make it work with Pulginobj.
+
+2009-02-06 Ian Lance Taylor <iant@google.com>
+
+ * object.cc (Sized_relobj::do_layout): Make info message start
+ with lower case letter.
+
+2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
+
+ * 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 <cgd@google.com>
+
+ * 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 <baldrick@free.fr>
+
+ 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 <mikolajz@google.com>
+
+ * script.cc (Lazy_demangler): New class.
+ (Version_script_info::get_symbol_version_helper): Demangle a
+ symbol only once.
+
+2009-01-29 Cary Coutant <ccoutant@google.com>
+
+ * 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 <iant@google.com>
+
+ * version.cc (version_string): Bump to 1.9.
+
+ * gold.h: Include <cstring> and <stdint.h>.
+ * version.cc: Include <cstdio>.
+ * 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 <tmsriram@google.com>
+
+ * Makefile.am (CCFILES): Add gc.cc.
+ (HFILES): Add gc.h.
+ * Makefile.in: Regenerate.
+ * gold.cc (Gc_runner): New class.
+ (queue_initial_tasks): Call garbage collection related tasks
+ when corresponding options are invoked.
+ (queue_middle_gc_tasks): New function.
+ (queue_middle_tasks): Reorder tasks to allow relocs to be read and
+ processed early before laying out sections during garbage collection.
+ * gold.h (queue_middle_gc_tasks): New function.
+ (is_prefix_of): Move from "layout.cc".
+ * i386.cc (Target_i386::gc_process_relocs): New function.
+ * layout.cc (is_prefix_of): Remove. Move to "gold.h"
+ * main.cc (main): Create object of class "Garbage_collection".
+ * object.cc (Relobj::copy_symbols_data): New function.
+ (Relobj::is_section_name_included): New function.
+ (Sized_relobj::do_layout): Allow this function to be called twice
+ during garbage collection and defer layout of section during the
+ first call.
+ * object.h (Relobj::get_symbols_data): New function.
+ (Relobj::is_section_name_included): New function.
+ (Relobj::copy_symbols_data): New function.
+ (Relobj::set_symbols_data): New function.
+ (Relobj::get_relocs_data): New function.
+ (Relobj::set_relocs_data): New function.
+ (Relobj::is_output_section_offset_invalid): New pure virtual function.
+ (Relobj::gc_process_relocs): New function.
+ (Relobj::do_gc_process_relocs): New pure virtual function.
+ (Relobj::sd_): New data member.
+ (Sized_relobj::is_output_section_offset_invalid): New function.
+ (Sized_relobj::do_gc_process_relocs): New function.
+ * options.h (General_options::gc_sections): Modify to not be a no-op.
+ (General_options::print_gc_sections): New option.
+ * plugin.cc (Plugin_finish::run): Remove function call to
+ Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
+ * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
+ * reloc.cc (Read_relocs::run): Add task to process relocs and
+ determine unreferenced sections when doing garbage collection.
+ (Gc_process_relocs): New class.
+ (Sized_relobj::do_gc_process_relocs): New function.
+ (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
+ sections that are garbage collected.
+ * reloc.h (Gc_process_relocs): New class.
+ * sparc.cc (Target_sparc::gc_process_relocs): New function.
+ * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
+ symbols whose corresponding sections are garbage collected.
+ (Symbol_table::Symbol_table): Add new parameter for the garbage
+ collection object.
+ (Symbol_table::gc_mark_undef_symbols): New function.
+ (Symbol_table::gc_mark_symbol_for_shlib): New function.
+ (Symbol_table::gc_mark_dyn_syms): New function.
+ (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
+ as garbage.
+ (Symbol_table::add_from_object): Likewise.
+ (Symbol_table::add_from_relobj): When building shared objects, do not
+ treat externally visible symbols as garbage.
+ (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
+ table information for static and relocatable links.
+ * symtab.h (Symbol_table::set_gc): New function.
+ (Symbol_table::gc): New function.
+ (Symbol_table::gc_mark_undef_symbols): New function.
+ (Symbol_table::gc_mark_symbol_for_shlib): New function.
+ (Symbol_table::gc_mark_dyn_syms): New function.
+ (Symbol_table::gc_): New data member.
+ * target.h (Sized_target::gc_process_relocs): New pure virtual
+ function.
+ * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
+ * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
+
+2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
+
+ * 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 <schwab@suse.de>
+
+ * 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 <schwab@suse.de>
* configure.tgt (powerpc64-*): Fix targ_obj.
projects / deliverable / binutils-gdb.git / blobdiff