| Age | Commit message (Collapse) | Author | Files | Lines |
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pointer.
(Stub_addend_reader::operator()): Declare Arm_relocate_functions
as a class, not a struct.
(Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
(Target_arm::apply_cortex_a8_workaround): Likewise.
* gc.h: Declare Reloc_types as a struct, not a class.
* object.h: Declare Symbols_data as a struct.
* reloc.h: Declare Read_relocs_data as a struct.
* target.h: Declare Relocate_info as a struct.
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* Makefile.am: Add gdb-index.cc, gdb-index.h.
* Makefile.in: Regenerate.
* dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
(Sized_elf_reloc_mapper::symbol_section): New function.
(Sized_elf_reloc_mapper::do_get_reloc_target): New function.
(make_elf_reloc_mapper): New function.
(Dwarf_abbrev_table::clear_abbrev_codes): New function.
(Dwarf_abbrev_table::do_read_abbrevs): New function.
(Dwarf_abbrev_table::do_get_abbrev): New function.
(Dwarf_ranges_table::read_ranges_table): New function.
(Dwarf_ranges_table::read_range_list): New function.
(Dwarf_pubnames_table::read_section): New function.
(Dwarf_pubnames_table::read_header): New function.
(Dwarf_pubnames_table::next_name): New function.
(Dwarf_die::Dwarf_die): New function.
(Dwarf_die::read_attributes): New function.
(Dwarf_die::skip_attributes): New function.
(Dwarf_die::set_name): New function.
(Dwarf_die::set_linkage_name): New function.
(Dwarf_die::attribute): New function.
(Dwarf_die::string_attribute): New function.
(Dwarf_die::int_attribute): New function.
(Dwarf_die::uint_attribute): New function.
(Dwarf_die::ref_attribute): New function.
(Dwarf_die::child_offset): New function.
(Dwarf_die::sibling_offset): New function.
(Dwarf_info_reader::check_buffer): New function.
(Dwarf_info_reader::parse): New function.
(Dwarf_info_reader::do_parse): New function.
(Dwarf_info_reader::do_read_string_table): New function.
(Dwarf_info_reader::lookup_reloc): New function.
(Dwarf_info_reader::get_string): New function.
(Dwarf_info_reader::visit_compilation_unit): New function.
(Dwarf_info_reader::visit_type_unit): New function.
(Sized_dwarf_line_info::Sized_dwarf_line_info): Use
Sized_elf_reloc_mapper.
(Sized_dwarf_line_info::symbol_section): Remove function.
(Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
(Sized_dwarf_line_info::read_line_mappings): Remove object
parameter, adjust callers.
(Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
* dwarf_reader.h: Include <sys/types.h>.
(class Track_relocs): Remove forward declaration.
(class Elf_reloc_mapper): New class.
(class Sized_elf_reloc_mapper): New class.
(class Dwarf_abbrev_table): New class.
(class Dwarf_range_list): New class.
(class Dwarf_ranges_table): New class.
(class Dwarf_pubnames_table): New class.
(class Dwarf_die): New class.
(class Dwarf_info_reader): New class.
(Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
(Sized_dwarf_line_info::symbol_section): Remove member function.
* dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
base class.
* gdb-index.cc: New source file.
* gdb-index.h: New source file.
* incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
and .debug_types sections, call Layout::add_to_gdb_index.
(Sized_relobj_incr::do_section_name): Implement.
(Sized_relobj_incr::do_section_contents): Adjust parameter list and
return type; Implement.
(Sized_incr_dynobj::do_section_contents): Adjust parameter list and
return type.
* incremental.h (Sized_relobj_incr::do_section_contents): Adjust
parameter list and return type.
(Sized_incr_dynobj::do_section_contents): Likewise.
* layout.cc: Include gdb-index.h.
(Layout::Layout): Initialize gdb_index_data_.
(Layout::init_fixed_output_section): Check for .gdb_index section.
(Layout::add_to_gdb_index): New function. Instantiate.
* layout.h: Add forward declaration for class Gdb_index.
(Layout::add_to_gdb_index): New member function.
(Layout::gdb_index_data_): New data member.
* main.cc: Include gdb-index.h.
(main): Print statistics for gdb index.
* object.cc (Object::section_contents): Move code into
do_section_contents.
(need_decompressed_section): Check for sections needed when building
gdb index.
(build_compressed_section_map): Likewise.
(Sized_relobj_file::do_read_symbols): Need local symbols when building
gdb index.
(Sized_relobj_file::do_layout): Track .debug_info and .debug_types
sections; call Layout::add_to_gdb_index.
(Sized_relobj_file::do_decompressed_section_contents): Call
do_section_contents directly.
* object.h (Object::do_section_contents): Adjust parameter list and
return type.
(Object::do_decompressed_section_contents): Call do_section_contents
directly.
(Sized_relobj_file::do_section_contents): Adjust parameter list and
return type.
* options.h (class General_options): Add --gdb-index option.
* plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
list and return type.
* plugin.h (Sized_pluginobj::do_section_contents): Likewise.
* reloc.h (Track_relocs::checkpoint): New function.
(Track_relocs::reset): New function.
* testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
New test cases.
* testsuite/Makefile.in: Regenerate.
* testsuite/gdb_index_test.cc: New test source file.
* testsuite/gdb_index_test_1.sh: New test source file.
* testsuite/gdb_index_test_2.sh: New test source file.
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* arm.cc (Arm_relocate_functions::abs8,
Arm_relocate_functions::abs16): Use
Bits::has_signed_unsigned_overflow32.
(Arm_relocate_functions::thm_abs8): Correct range of
overflow check.
* reloc.h (Bits class): Change minimum number of bits from 0 to 1
in assertions.
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namespace utils in arm.cc.
* arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
instead.
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PR gold/13362
* arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
when processing data relocs.
* reloc.h (Relocate_functions::rel_unaligned): New method.
(Relocate_functions::pcrel_unaligned): Ditto.
(Relocate_functions::rel32_unaligned): Ditto.
(Relocate_functions::pcrel32_unaligned): Ditto.
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PR gold/13362
* arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
* reloc.h (Relocatable_relocs::Reloc_strategy): New enum
RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
(Relocate_functions::rel_unaligned): New.
(Relocate_functions::rel32_unaligned): New.
* target-reloc.h (relocate_for_relocatable): Add code to handle
RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
* testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
arm_unaligned_reloc_r): New targets.
* testsuite/Makefile.in: Regenerate.
* arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
linking.
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info; adjust display of GOT entries.
* incremental.cc (Sized_incremental_binary::setup_readers): Allocate
vector of input objects; remove file_status_.
(Sized_incremental_binary::do_reserve_layout): Remove file_status_.
(Sized_incremental_binary::do_process_got_plt): Adjust calls to
got_plt reader; call target hooks to reserve GOT entries.
(Output_section_incremental_inputs::set_final_data_size): Adjust size
of input file info header and GOT info entry.
(Output_section_incremental_inputs::write_info_blocks): Write dynamic
relocation info.
(Got_plt_view_info::got_descriptor): Remove.
(Got_plt_view_info::sym_index): New data member.
(Got_plt_view_info::input_index): New data member.
(Local_got_offset_visitor::visit): Write input file index.
(Global_got_offset_visitor::visit): Write 0 for input file index.
(Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
with sym_index and input_index.
(Output_section_incremental_inputs::write_got_plt): Adjust size of
incremental info GOT entry; replace got_descriptor with input_index.
(Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
map from input file index to object.
(Sized_relobj_incr::do_layout): Replace direct data member reference
with accessor function.
(Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
* incremental.h (Incremental_input_entry_reader::get_symbol_offset):
Adjust size of input file info header.
(Incremental_input_entry_reader::get_first_dyn_reloc): New function.
(Incremental_input_entry_reader::get_dyn_reloc_count): New function.
(Incremental_input_entry_reader::get_input_section): Adjust size of
input file info header.
(Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
of incremental info GOT entry.
(Incremental_got_plt_reader::get_got_desc): Remove.
(Incremental_got_plt_reader::get_got_symndx): New function.
(Incremental_got_plt_reader::get_got_input_index): New function.
(Sized_incremental_binary::Sized_incremental_binary): Remove
file_status_; add input_objects_.
(Sized_incremental_binary::~Sized_incremental_binary): Remove.
(Sized_incremental_binary::set_file_is_unchanged): Remove.
(Sized_incremental_binary::file_is_unchanged): Remove.
(Sized_incremental_binary::set_input_object): New function.
(Sized_incremental_binary::input_object): New function.
(Sized_incremental_binary::file_status_): Remove.
(Sized_incremental_binary::input_objects_): New data member.
(Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
references.
(Sized_relobj_incr::invalid_address): Move to base class.
(Sized_relobj_incr::is_output_section_offset_invalid): Move to base
class.
(Sized_relobj_incr::do_output_section_offset): Likewise.
(Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
(Sized_relobj_incr::section_offsets_): Likewise.
* object.cc (Sized_relobj::do_for_all_local_got_entries): New
function.
(Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
(Sized_relobj_file::layout_section): Replace refs to section_offsets_
with accessor function.
(Sized_relobj_file::do_layout): Likewise.
(Sized_relobj_file::do_layout_deferred_sections): Likewise.
(Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
(Sized_relobj_file::compute_final_local_value): Replace refs to
section_offsets_ with accessor function.
(Sized_relobj_file::do_finalize_local_symbols): Likewise.
* object.h (Relobj::Relobj): Initialize new data members.
(Relobj::add_dyn_reloc): New function.
(Relobj::first_dyn_reloc): New function.
(Relobj::dyn_reloc_count): New function.
(Relobj::first_dyn_reloc_): New data member.
(Relobj::dyn_reloc_count_): New data member.
(Sized_relobj): Rename Sized_relobj_base to this; adjust all
references.
(Sized_relobj::Address): New typedef.
(Sized_relobj::invalid_address): Move here from child class.
(Sized_relobj::Sized_relobj): Initialize new data members.
(Sized_relobj::sized_relobj): New function.
(Sized_relobj::is_output_section_offset_invalid): Move here from
child class.
(Sized_relobj::get_output_section_offset): Likewise.
(Sized_relobj::local_has_got_offset): Likewise.
(Sized_relobj::local_got_offset): Likewise.
(Sized_relobj::set_local_got_offset): Likewise.
(Sized_relobj::do_for_all_local_got_entries): Likewise.
(Sized_relobj::clear_got_offsets): New function.
(Sized_relobj::section_offsets): Move here from child class.
(Sized_relobj::do_output_section_offset): Likewise.
(Sized_relobj::do_set_section_offset): Likewise.
(Sized_relobj::Local_got_offsets): Likewise.
(Sized_relobj::local_got_offsets_): Likewise.
(Sized_relobj::section_offsets_): Likewise.
(Sized_relobj_file): Rename Sized_relobj to this; adjust all
references.
(Sized_relobj_file::is_output_section_offset_invalid): Move to base
class.
(Sized_relobj_file::sized_relobj): New function
(Sized_relobj_file::local_has_got_offset): Move to base class.
(Sized_relobj_file::local_got_offset): Likewise.
(Sized_relobj_file::set_local_got_offset): Likewise.
(Sized_relobj_file::get_output_section_offset): Likewise.
(Sized_relobj_file::do_for_all_local_got_entries): Likewise.
(Sized_relobj_file::do_output_section_offset): Likewise.
(Sized_relobj_file::do_set_section_offset): Likewise.
(Sized_relobj_file::Local_got_offsets): Likewise.
(Sized_relobj_file::local_got_offsets_): Likewise.
(Sized_relobj_file::section_offsets_): Likewise.
* output.cc (Output_reloc::Output_reloc): Adjust type of relobj
(all constructors).
(set_needs_dynsym_index): Convert relobj to derived class pointer.
(Output_reloc::get_symbol_index): Likewise.
(Output_reloc::local_section_offset): Likewise.
(Output_reloc::get_address): Likewise.
(Output_reloc::symbol_value): Likewise.
(Output_data_got::reserve_slot): Move to class definition.
(Output_data_got::reserve_local): New function.
(Output_data_got::reserve_slot_for_global): Remove.
(Output_data_got::reserve_global): New function.
* output.h (Output_reloc::Output_reloc): Adjust type of relobj
(all constructors, two instantiations).
(Output_reloc::get_relobj): New function (two instantiations).
(Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
(Output_data_reloc_base::add): Convert relobj to derived class pointer.
(Output_data_reloc::add_global): Adjust type of relobj.
(Output_data_reloc::add_global_relative): Likewise.
(Output_data_reloc::add_symbolless_global_addend): Likewise.
(Output_data_reloc::add_local): Likewise.
(Output_data_reloc::add_local_relative): Likewise.
(Output_data_reloc::add_symbolless_local_addend): Likewise.
(Output_data_reloc::add_local_section): Likewise.
(Output_data_reloc::add_output_section): Likewise.
(Output_data_reloc::add_absolute): Likewise.
(Output_data_reloc::add_target_specific): Likewise.
(Output_data_got::reserve_slot): Move definition here.
(Output_data_got::reserve_local): New function.
(Output_data_got::reserve_global): New function.
* reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
section_offsets_ with accessor function.
(Sized_relobj_file::write_sections): Likewise.
(Sized_relobj_file::do_relocate_sections): Likewise.
* target.h (Sized_target::reserve_local_got_entry): New function.
(Sized_target::reserve_global_got_entry): New function.
* x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
(Target_x86_64::reserve_global_got_entry): New function.
(Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
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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.
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Read_relocs task.
(queue_middle_tasks): Likewise, and also for Scan_relocs. Run
Allocate_commons_task first.
* reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
task, rather than symtab_lock_.
(Gc_process_relocs::~Gc_process_relocs): New function.
(Gc_process_relocs::is_runnable): Check this_blocker_.
(Gc_process_relocs::locks): Use next_blocker_ rather than
blocker_.
(Scan_relocs::~Scan_relocs): New function.
(Scan_relocs::is_runnable): Check this_blocker_ rather than
symtab_lock_.
(Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
next_blocker_.
* reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
fields. Add this_blocker_ and next_blocker_ fields. Adjust
constructor accordingly.
(class Gc_process_relocs): Likewise.
(class Scan_relocs): Likewise.
* common.h (class Allocate_commons_task): Remove symtab_lock_
field, and corresponding constructor parameter.
* common.cc (Allocate_commons_tasK::is_runnable): Remove use of
symtab_lock_.
(Allocate_commons_task::locks): Likewise.
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2009-12-11 Doug Kwan <dougkwan@google.com>
2009-12-11 Nick Clifton <nickc@redhat.com>
* configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
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Fix up all warnings generated by the addition of this switch.
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gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
do_scan_relocs, do_relocate. Change all callers.
(class Sized_relobj): Drop options parameters from
do_gc_process_relocs, do_scan_relocs, do_relocate,
do_relocate_sections, relocate_sections, emit_relocs_scan,
emit_relocs_scan_reltype. Change all callers.
(struct Relocate_info): Remove options field and all references to
it.
* reloc.h (class Read_relocs): Remove options constructor
parameter and options_ field. Change all callers.
(class Gc_process_relocs, class Scan_relocs): Likewise.
(class Relocate_task): Likewise.
* target-reloc.h (scan_relocs): Remove options parameter. Change
all callers.
(scan_relocatable_relocs): Likewise.
* target.h (class Sized_target): Remove options parameter from
gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
all callers.
* gc.h (gc_process_relocs): Remove options parameter. Change all
callers.
* arm.cc: Update functions to remove options parameters.
* i386.cc: Likewise.
* powerpc.cc: Likewise.
* sparc.cc: Likewise.
* x86_64.cc: Likewise.
* testsuite/testfile.cc: Likewise.
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* Makefile.am (libgold_a_LIBADD): New.
(ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
* Makefile.in: Regenerate.
* config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
* configure: Regenerate.
* configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
* fileread.cc: Include sys/state.h
* gold.h: Declare memmem and strndup if found missing.
* gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
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* 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.
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* copy-relocs.h: New file.
* reloc.cc: Remove Copy_relocs code.
* reloc.h: Likewise.
* reloc-types.h (struct Reloc_types) [both versions]: Add
get_reloc_addend_noerror.
* output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
variants of add_global which take an addend which must be zero.
* i386.cc: Include "copy-relocs.h".
(class Target_i386): Change type of copy_relocs_ to variable,
update initializer.
(Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
Change all callers.
(Target_i386::do_finalize_sections): Change handling of
copy_relocs_.
* sparc.cc: Include "copy-relocs.h".
(class Target_sparc): Change type of copy_relocs_ to variable,
update initializer.
(Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
Change all callers.
(Target_sparc::do_finalize_sections): Change handling of
copy_relocs_.
* x86_64.cc: Include "copy-relocs.h".
(class Target_x86_64): Change type of copy_relocs_ to variable,
update initializer.
(Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
class. Change all callers.
(Target_x86_64::do_finalize_sections): Change handling of
copy_relocs_.
* Makefile.am (CCFILES): Add copy-relocs.cc.
(HFILES): Add copy-relocs.h.
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lot of instances of off_t.
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reduces the amount of locking required to find a new thread to run.
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setting a flag as we add each reloc in the target code.
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object.
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locations.
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exception frame information.
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Craig Silverstein, with Symbol_value<> versions added.
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relocations.
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runs.
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