+2010-01-04 Sriraman Tallam <tmsriram@google.com>
+
+ * 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 <iant@google.com>
+
+ PR 10980
+ * options.h (class General_options): Permit two dashes with
+ --retain-symbols-file.
+
+2009-12-30 Ian Lance Taylor <iant@google.com>
+
+ 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 <iant@google.com>
+
+ 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 <iant@google.com>
+
+ 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 <iant@google.com>
+
+ 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 <iant@google.com>
+
+ 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 <iant@google.com>
+
+ 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 <iant@google.com>
+
+ 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 <iant@google.com>
+
+ 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 <espindola@google.com>
+
+ * 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 <tmsriram@google.com>
+
+ * 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 <iant@google.com>
+
+ * 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 <cgd@google.com>
+
+ * attributes.cc (Output_attributes_section_data::do_write): Use
+ std::vector::front rather than std::vector::data.
+
+2009-12-28 Ian Lance Taylor <iant@google.com>
+
+ * 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 <iant@google.com>
+
+ * gold.cc (queue_middle_tasks): Fix formatting.
+ * object.cc (Relobj::is_section_name_included): Likewise.
+
+2009-12-23 Ian Lance Taylor <iant@google.com>
+
+ * 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 <tmsriram@google.com>
+
+ * options.cc (General_options::parse_version): Make -v continue and do
+ the link like GNU ld does.
+
+2009-12-17 Rafael Avila de Espindola <espindola@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <iant@google.com>
+
+ * layout.cc (Layout::create_shstrtab): Only write out after input
+ sections if we are compressing debug sections.
+
+2009-12-15 Ian Lance Taylor <iant@google.com>
+
+ * 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 <iant@google.com>
+
+ Revert -Wshadow changes, all changes from:
+ 2009-12-11 Doug Kwan <dougkwan@google.com>
+ 2009-12-11 Nick Clifton <nickc@redhat.com>
+ * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
+
+2009-12-11 Doug Kwan <dougkwan@google.com>
+
+ * 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 <nickc@redhat.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <iant@google.com>
+
+ * plugin.cc (Plugin::load): Don't cast from void* to a function
+ pointer.
+
+2009-12-09 Ian Lance Taylor <iant@google.com>
+
+ * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
+ information fields.
+
+2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <espindola@google.com>
+
+ PR gold/11055
+ * incremental-dump.cc (dump_incremental_inputs): New.
+ (main): Use dump_incremental_inputs.
+
+2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ 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 <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <hongjiu.lu@intel.com>
+
+ * 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 <hongjiu.lu@intel.com>
+
+ * 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 <espindola@google.com>
+
+ * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
+ Don't set the data_offset twice.
+
+2009-12-04 Rafael Avila de Espindola <espindola@google.com>
+
+ * testsuite/Makefile.in: Regenerate.
+
+2009-12-03 Doug Kwan <dougkwan@google.com>
+
+ * 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 <espindola@google.com>
+
+ * 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 <espindola@google.com>
+
+ * 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 <espindola@google.com>
+
+ * incremental.cc (Incremental_inputs_entry): Remove unused argument
+ from the get_* methods.
+
+2009-12-02 Rafael Avila de Espindola <espindola@google.com>
+
+ * 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 <espindola@google.com>
+
+ * 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 <espindola@google.com>
+
+ * incremental-dump.cc (main): Fix typos.
+
+2009-11-27 Rafael Avila de Espindola <espindola@google.com>
+
+ PR gold/11025
+ * incremental-dump.cc (main): Use llu to print 64 bit values.
+
+2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
+ H.J. Lu <hongjiu.lu@intel.com>
+
+ * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
+ $(LIBDL).
+ (incremental_dump_LDADD): Likewise.
+ * Makefile.in: Regenerated.
+
+2009-11-25 Doug Kwan <dougkwan@google.com>
+
+ Revert:
+
+ 2009-11-25 Doug Kwan <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <espindola@google.com>
+
+ * 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 <espindola@google.com>
+
+ * 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 <espindola@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <hongjiu.lu@intel.com>
+
+ PR gold/10930
+ * testsuite/plugin_test.c: Include "config.h".
+
+2009-11-09 Doug Kwan <dougkwan@google.com>
+
+ * 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 <iant@google.com>
+
+ 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 <iant@google.com>
+
+ PR 10876
+ * defstd.cc (in_segment): Set only_if_ref true for "end".
+
+2009-11-06 Doug Kwan <dougkwan@google.com>
+
+ * 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 <mikolaj@google.com>
+
+ * 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 <iant@google.com>
+
+ PR 10910
+ * output.cc (Output_segment::add_output_section): Add missing
+ return statement.
+
+2009-11-04 Ian Lance Taylor <iant@google.com>
+
+ 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 <iant@google.com>
+
+ 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 <iant@google.com>
+
+ * 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 <iant@google.com>
+
+ 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 <dougkwan@google.com>
+
+ * 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 <iant@google.com>
+
+ * options.h (class General_options): Add --warn_constructors.
+
+2009-11-03 Ian Lance Taylor <iant@google.com>
+
+ 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 <iant@google.com>
+
+ 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 <hongjiu.lu@intel.com>
+
+ * po/Make-in (.po.gmo): Don't generate .gmo files in source
+ tree.
+
+2009-10-30 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
+
+2009-10-30 Doug Kwan <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
* arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2009-10-15 Ian Lance Taylor <iant@google.com>
* script.cc (Script_options::add_symbol_assignment): Always add a
- dot assginment to script_sections_.
+ dot assignment to script_sections_.
* script-sections.cc (Script_sections::add_dot_assignment):
Initialize if necessary.
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