+2011-03-08 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12525
+ * fileread.cc: #include <climits>.
+ (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 <iant@google.com>
+
+ PR gold/12525
+ * options.h (class General_options): Add -dy and -dn.
+
+2011-03-02 Cary Coutant <ccoutant@google.com>
+
+ * testsuite/script_test_9.t: Add TLS segment.
+
+2011-03-02 Simon Baldwin <simonb@google.com>
+
+ * configure.ac: Add check for gnu_indirect_function support in
+ the toolchain building binutils.
+ * configure: Rebuild.
+
+2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
+
+ * 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 <tmsriram@google.com>
+
+ * output.cc (Output_section::add_input_section): Delay fill
+ generation for section ordering.
+
+2011-02-09 Ian Lance Taylor <iant@google.com>
+
+ PR gold/12316
+ * object.h (class Sized_relobj): Remove clear_local_symbols.
+ * reloc.cc (Sized_relobj::do_relocate): Don't call
+ clear_local_symbols.
+
+2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
+
+ * plugin.cc (is_visible_from_outside): Return true for symbols
+ in the -u option.
+
+2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
+
+ * symtab.cc (Odr_violation_compare::operator()): Sort by just the
+ filename.
+
+2011-02-02 Sriraman Tallam <tmsriram@google.com>
+
+ * 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 <iant@google.com>
+
+ * script.cc (script_add_extern): Rewrite to use
+ add_symbol_reference.
+
+2011-01-25 Doug Kwan <dougkwan@google.com>
+
+ * icf.cc (get_section_contents): Always lock section's object.
+
+2011-01-24 Ian Lance Taylor <iant@google.com>
+
+ * options.h (class General_options): Accept
+ --no-detect-odr-violations.
+
+2011-01-24 Ian Lance Taylor <iant@google.com>
+
+ * version.cc (version_string): Bump to 1.11.
+
+2011-01-24 Ian Lance Taylor <iant@google.com>
+
+ * 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 <iant@google.com>
+
+ * 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 <ccoutant@google.com>
+
+ * script-sections.cc (Sort_output_sections::operator()): Sort TLS
+ sections before NOBITS sections.
+
+2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
+
+ * version.cc (print_version): Update copyright to 2011.
+
+2010-12-23 Cary Coutant <ccoutant@google.com>
+
+ * 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 <iant@google.com>
+
+ * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
+ second of two consecutive entries with same offset.
+
+2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * 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 <iant@google.com>
+
+ 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 <Ralf.Wildenhues@gmx.de>
+
+ * 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 <Ralf.Wildenhues@gmx.de>
+
+ * 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 <ccoutant@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
+ like function call relocations.
+
+2010-12-07 Ian Lance Taylor <iant@google.com>
+
+ * 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 <iant@google.com>
+
+ * 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 <iant@google.com>
+
+ * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
+ virtual destructor.
+
+2010-12-01 Ian Lance Taylor <iant@google.com>
+
+ * README: Update compilers known to work and fail.
+
+2010-11-23 Matthias Klose <doko@ubuntu.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <ccoutant@google.com>
+
+ PR gold/12220
+ * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
+ Check for ".zdebug_line".
+
+2010-11-16 Doug Kwan <dougkwan@google.com>
+ Cary Coutant <ccoutant@google.com>
+
+ * 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 <ccoutant@google.com>
+
+ 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 <richard.sandiford@linaro.org>
+
+ * 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 <dougkwan@google.com>
+ Cary Coutant <ccoutant@google.com>
+
+ * 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<big_endian>::init): Copy contents of original
+ input section.
+ (Arm_input_section<big_endian>::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 <ccoutant@google.com>
+
+ 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 <nickc@redhat.com>
+
+ 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 <rmansfield@qnx.com>
+
+ * script-sections.cc (Script_sections::find_memory_region): Check
+ for a NULL output section pointer.
+
+2010-10-29 Doug Kwan <dougkwan@google.com>
+
+ * 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 <vkutuzov@accesssoftek.com>
+
+ * testsuite/Makefile.am: Move gcctestdir/ld rule to
+ NATIVE_OR_CROSS_LINKER.
+ * testsuite/Makefile.in: Regenerate.
+
+2010-10-20 Doug Kwan <dougkwan@google.com>
+
+ * 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 <ccoutant@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * gold/arm.cc (Target_arm::got_section): Use correct order and set
+ GOT output section to be writable.
+
+2010-10-14 Cary Coutant <ccoutant@google.com>
+
+ * 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 <vkutuzov@accesssoftek.com>
+
+ * 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 <vkutuzov@accesssoftek.com>
+
+ * 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 <richard.sandiford@linaro.org>
+
+ * fileread.cc (Input_file::find_file): Initialize *found_name
+ and *namep when using the fallback search for case 4.
+
+2010-10-11 Cary Coutant <ccoutant@google.com>
+
+ * options.h (class General_options): Redefine -z lazy as an alias for
+ the negation of -z now.
+
+2010-10-11 Ian Lance Taylor <iant@google.com>
+
+ * resolve.cc (symbol_to_bits): Report the value of the unsupported
+ binding.
+
+2010-10-06 Nick Clifton <nickc@redhat.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <nickc@redhat.com>
+
+ * 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 <dougkwan@google.com>
+
+ * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
+
+2010-09-28 Sriraman Tallam <tmsriram@google.com>
+
+ * 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 <Ralf.Wildenhues@gmx.de>
+
+ * configure: Regenerate.
+
+2010-09-17 Ian Lance Taylor <iant@google.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <ccoutant@google.com>
+
+ * script_sections.cc (class Memory_region): Remove "NULL" from
+ vector initializations.
+
+2010-09-15 Cary Coutant <ccoutant@google.com>
+
+ * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
+ Resolve forwarding symbols.
+
+2010-09-15 Doug Kwan <dougkwan@google.com>
+
+ * 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 <ccoutant@google.com>
+
+ * 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 <ccoutant@google.com>
+
+ * 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 <nickc@redhat.com>
+
+ PR gold/11997
+ * testsuite/memory_test.t: Discard any sections that are not
+ needed.
+
+2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ 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 <espindola@google.com>
+
+ * 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 <espindola@google.com>
+
+ * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
+
+2010-09-08 Doug Kwan <dougkwan@google.com>
+
+ * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
+ (Arm_relobj::do_relocate_sections): Add new parameter for output
+ file to match the parent.
+ (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
+ of local symbols instead of input values. Update code to track
+ changes in gold::relocate_section.
+ * object.cc (Sized_relobj::compute_final_local_value): New methods.
+ (Sized_relobj::compute_final_local_value_internal): New methods.
+ (Sized_relobj::do_finalize_local_symbols): Move code from loop
+ body into private version of Sized_relobj::compute_final_local_value.
+ Call the inline method.
+ * object.h (Symbol_value::Symbol_value): Define destructor. Free
+ merged symbol value if there is one.
+ (Symbol_value::has_output_value): New method defintiion.
+ (Sized_relobj::Compute_final_local_value_status): New enum type.
+ (Sized_relobj::compute_final_local_value): New methods.
+ (Sized_relobj::compute_final_local_value_internal): New methods.
+ * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
+ and arm_cortex_a8.sh.
+ (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
+ arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
+ New tests.
+ * Makefile.in: Regenerate.
+ * testsuite/arm_bl_out_of_range.s: Update test.
+ * testsuite/thumb_bl_out_of_range.s: Ditto.
+ * testsuite/thumb_blx_out_of_range.s: Ditto.
+ * testsuite/arm_branch_out_of_range.sh: New file.
+ * testsuite/arm_cortex_a8.sh: Ditto.
+ * testsuite/arm_cortex_a8_b.s: Ditto.
+ * testsuite/arm_cortex_a8_b_cond.s: Ditto.
+ * testsuite/arm_cortex_a8_b_local.s: Ditto.
+ * testsuite/arm_cortex_a8_bl.s: Ditto.
+ * testsuite/arm_cortex_a8_blx.s: Ditto.
+ * testsuite/arm_cortex_a8_local.s: Ditto.
+ * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
+ * testsuite/thumb_bl_out_of_range_local.s: Ditto.
+
+2010-09-08 Rafael Espindola <espindola@google.com>
+
+ * 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 <espindola@google.com>
+
+ * 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 <espindola@google.com>
+
+ * arm.cc (do_finalize_sections): Create the __exidx_start and
+ __exdix_end symbols even when the section is missing.
+
+2010-09-08 Nick Clifton <nickc@redhat.com>
+
+ * 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 <dougkwan@google.com>
+
+ * 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 <iant@google.com>
+
+ * incremental.h (class Incremental_input_entry): Add virtual
+ destructor.
+
+2010-08-27 Ian Lance Taylor <iant@google.com>
+
+ * testsuite/start_lib_test_3.c: Mark t3 as used.
+
+2010-08-27 Nick Clifton <nickc@redhat.com>
+
+ * options.cc (version_script): Fix small typo in previous
+ whitespace tidyup.
+
+2010-08-25 Nick Clifton <nickc@redhat.com>
+
+ * 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 <nickc@redhat.com>
+
+ PR 11899
+ * layout.cc (segment_precedes): Sort segments by their physical
+ addresses, if they have been set.
+
+2010-08-23 Cary Coutant <ccoutant@google.com>
+
+ * 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 <nvachhar@google.com>
+ Cary Coutant <ccoutant@google.com>
+
+ * 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 <iant@google.com>
+
+ * Makefile.in: Rebuild with automake 1.11.1.
+ * aclocal.m4: Likewise.
+ * testsuite/Makefile.in: Likewise.
+
+2010-08-19 Ian Lance Taylor <iant@google.com>
+
+ 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 <iant@google.com>
+
+ * 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 <ccoutant@google.com>
+
+ * common.cc (Sort_commons::operator()): Remove unnecessary code.
+
+2010-08-13 Ian Lance Taylor <iant@google.com>
+
+ * testsuite/incremental_test_1.c: Add prototype to avoid warning.
+
+2010-08-12 Cary Coutant <ccoutant@google.com>
+ Doug Kwan <dougkwan@google.com>
+
+ * 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 <ccoutant@google.com>
+
+ * testsuite/incremental_test.sh: Rewrite.
+ * testsuite/incremental_test_1.c: Rewrite.
+ * testsuite/incremental_test_2.c: Rewrite.
+
2010-08-12 Cary Coutant <ccoutant@google.com>
* arm.cc (Target_arm::got_size): Add const.