+2010-01-21 Doug Kwan <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * arm.cc (Target_arm::Arm_input_section_map): Change key type from
+ Input_section_specifier to Section_id.
+ (Target_arm::new_arm_input_section: Adjust code for change of key
+ type.
+ (Target_arm::find_arm_input_section): Ditto.
+ * gc.h (object.h): Include for Section_id nand Section_id_hash.
+ (Section_id): Remove.
+ (Garbage_collection::Section_id_hash): Remove.
+ * icf.h (object.h): Include for Section_id nand Section_id_hash.
+ (Section_id): Remove.
+ (Icf::Section_id_hash): Remove.
+ * object.h (Section_id, Const_section_id, Section_id_hash,
+ Const_section_id_hash): New type definitions.
+ * output.cc (Output_section::add_relaxed_input_section): Change to
+ use Const_section_id instead of Input_section_specifier as key type.
+ (Output_section::add_merge_input_section): Ditto.
+ (Output_section::build_relaxation_map): Change to use Section_id
+ instead of Input_section_specifier as key type.
+ (Output_section::convert_input_sections_in_list_to_relaxed_sections):
+ Ditto.
+ (Output_section::convert_input_sections_to_relaxed_sections): Change
+ to use Const_section_id instead of Input_section_specifier as key type.
+ (Output_section::find_merge_section): Ditto.
+ (Output_section::find_relaxed_input_section): Ditto.
+ * output.h (Input_section_specifier): Remove class.
+ (Output_section::Output_section_data_by_input_section_map): Change
+ key type to Const_section_id.
+ (Output_section::Output_relaxed_input_section_by_input_section_map):
+ Ditto.
+ (Output_section::Relaxation_map): Change key type to Section_id.
+
+2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
+
+ * 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 <iant@google.com>
+
+ * 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 <vkutuzov@accesssoftek.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <tmsriram@google.com>
+
+ * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
+ in the first pass of do_layout.
+
+2010-01-13 Doug Kwan <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <iant@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <iant@google.com>
+
+ * 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 <dougkwan@google.com>
* Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.