2010-06-07 Damien Diederen
* gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
#ifdef typo.
2010-06-03 Sriraman Tallam
PR gold/11658
* output.cc
(Output_section::Input_section_sort_entry::compare_section_ordering):
Change to return non-zero correctly.
(Output_section::Input_section_sort_section_order_index_compare
::operator()): Change to fix ambiguity in comparisons.
2010-06-01 Sriraman Tallam
* gold.h (is_wildcard_string): New function.
* layout.cc (Layout::layout): Pass this pointer to add_input_section.
(Layout::layout_eh_frame): Ditto.
(Layout::find_section_order_index): New method.
(Layout::read_layout_from_file): New method.
* layout.h (Layout::find_section_order_index): New method.
(Layout::read_layout_from_file): New method.
(Layout::input_section_position_): New private member.
(Layout::input_section_glob_): New private member.
* main.cc (main): Call read_layout_from_file here.
* options.h (--section-ordering-file): New option.
* output.cc (Output_section::input_section_order_specified_): New
member.
(Output_section::Output_section): Initialize new member.
(Output_section::add_input_section): Add new parameter.
Keep input sections when --section-ordering-file is used.
(Output_section::set_final_data_size): Sort input sections when
section ordering file is specified.
(Output_section::Input_section_sort_entry): Add new parameter.
Check sorting type.
(Output_section::Input_section_sort_entry::compare_section_ordering):
New method.
(Output_section::Input_section_sort_compare::operator()): Change to
consider section_order_index.
(Output_section::Input_section_sort_init_fini_compare::operator()):
Change to consider section_order_index.
(Output_section::Input_section_sort_section_order_index_compare
::operator()): New method.
(Output_section::sort_attached_input_sections): Change to sort
according to section order when specified.
(Output_section::add_input_section<32, true>): Add new parameter.
(Output_section::add_input_section<64, true>): Add new parameter.
(Output_section::add_input_section<32, false>): Add new parameter.
(Output_section::add_input_section<64, false>): Add new parameter.
* output.h (Output_section::add_input_section): Add new parameter.
(Output_section::input_section_order_specified): New
method.
(Output_section::set_input_section_order_specified): New method.
(Input_section::Input_section): Initialize section_order_index_.
(Input_section::section_order_index): New method.
(Input_section::set_section_order_index): New method.
(Input_section::section_order_index_): New member.
(Input_section::Input_section_sort_section_order_index_compare): New
struct.
(Output_section::input_section_order_specified_): New member.
* script-sections.cc (is_wildcard_string): Delete and move modified
method to gold.h.
(Output_section_element_input::Output_section_element_input): Modify
call to is_wildcard_string.
(Output_section_element_input::Input_section_pattern
::Input_section_pattern): Ditto.
(Output_section_element_input::Output_section_element_input): Ditto.
* testsuite/Makefile.am (final_layout): New test case.
* testsuite/Makefile.in: Regenerate.
* testsuite/final_layout.cc: New file.
* testsuite/final_layout.sh: New file.
2010-06-01 Rafael Espindola
* plugin.cc (Plugin::load): Pass the output name to the plugin.
2010-06-01 Rafael Espindola
* plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
visibility of symbols.
2010-05-27 Doug Kwan
* object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
from start of output section instead of address for a local symbol
in a merged or relaxed section when doing a relocatable link.
2010-05-26 Rafael Espindola
PR 11604
* gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
adding sections the garbage collector removed.
* gold/testsuite/Makefile.am: Add test.
* gold/testsuite/Makefile.in: Regenerate.
* gold/testsuite/plugin_test_7.sh: New.
* gold/testsuite/plugin_test_7_1.c: New.
* gold/testsuite/plugin_test_7_2.c: New.
2010-05-26 Rafael Espindola
* script-sections.cc (Output_section_definition::set_section_addresses):
Check for --section-start.
2010-05-26 Doug Kwan
* arm.cc (Arm_scan_relocatable_relocs): New class.
(Target_arm::relocate_special_relocatable): New method.
(Arm_relocate_functions::arm_branch_common): Handle relocatable link.
(Arm_relocate_functions::thumb_branch_common): Same.
(Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
instead of Default_scan_relocatable_relocs.
* target-reloc.h (relocate_for_relocatable): Let target handle
relocation strategy Relocatable_relocs::RELOC_SPECIAL.
* target.h (Sized_target::relocate_special_relocatable): New method.
2010-05-25 Viktor Kutuzov
* timer.cc: Only #include if HAVE_TIMES is defined.
2010-05-23 Doug Kwan
* arm.cc (Arm_input_section::do_output_offset): Use convert_types
instead of a cast.
(Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
with a direct branch, not a conditional branch, to a stub.
* merge.cc (Output_merge_base::record_input_section): New method
defintion.
(Output_merge_data::do_add_input_section): Record input section if
keeps-input-sections flag is set.
(Output_merge_string::do_add_input_section): Ditto.
* merge.h (Output_merge_base::Output_merge_base): Initialize new data
members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
INPUT_SECTIONS_.
(Output_merge_base::keeps_input_sections,
Output_merge_base::set_keeps_input_sections,
Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
method definitions.
(Output_merge_base::Input_sections): New type declaration.
(Output_merge_base::input_sections_begin,
Output_merge_base::input_sections_end,
Output_merge_base::do_set_keeps_input_sections): New method definitions.
(Output_merge_base::bool keeps_input_sections_,
Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
Output_merge_base::input_sections_): New data members.
(Output_merge_data::do_set_keeps_input_sections): New method
defintion.
(Output_merge_string::do_set_keeps_input_sections): Ditto.
* output.cc (Output_section::Input_section::relobj): Move method
defintion from class declaration to here and handle merge sections.
(Output_section::Input_section::shndx): Ditto.
(Output_section::Output_section): Remove initializations of removed
data members and initialize new data member LOOKUP_MAPS_.
(Output_section::add_input_section): Set keeps-input-sections flag
for a newly created merge output section as appropriate. Adjust code
to use Output_section_lookup_maps class.
(Output_section::add_relaxed_input_section): Adjst code for lookup
maps code refactoring.
(Output_section::add_merge_input_section): Add a new parameter
KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
class. If adding input section to a newly created merge output
section fails, remove the new merge section.
(Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
Adjust code for use of the Output_section_lookup_maps class.
(Output_section::find_merge_section): Ditto.
(Output_section::build_lookup_maps): New method defintion.
(Output_section::find_relaxed_input_section): Adjust code to use
Output_section_lookup_maps class.
(Output_section::get_input_sections): Export merge sections. Adjust
code to use Output_section_lookup_maps class.
(Output_section:::add_script_input_section): Adjust code to use
Output_section_lookup_maps class. Update lookup maps for merge
sections also.
(Output_section::discard_states): Use Output_section_lookup_maps.
(Output_section::restore_states): Same.
* output.h (Merge_section_properties): Move class defintion out of
Output_section.
(Output_section_lookup_maps): New class.
(Output_section::Input_section::is_merge_section): New method
defintion.
(Output_section::Input_section::relobj): Move defintion out of class
defintion. Declare method only.
(Output_section::Input_section::shndx): Ditto.
(Output_section::Input_section::output_merge_base): New method defintion.
(Output_section::Input_section::u2_.pomb): New union field.
(Output_section::Merge_section_by_properties_map,
Output_section::Output_section_data_by_input_section_map,
Output_section::Ouptut_relaxed_input_section_by_input_section_map):
Remove types.
(Output_section::add_merge_input_section): Add new parameter
KEEPS_INPUT_SECTIONS.
(Output_section::build_lookup_maps): New method declaration.
(Output_section::merge_section_map_,
Output_section::merge_section_by_properties_map_,
Output_section::relaxed_input_section_map_,
Output_section::is_relaxed_input_section_map_valid_): Remove data
members.
(Output_section::lookup_maps_): New data member.
2010-05-21 Doug Kwan
PR gold/11619
* arm.cc (Arm_input_section::do_output_offset): Add a cast to
avoid a compilation error.
2010-05-19 Rafael Espindola
* script-sections.cc (Output_section_definition::allocate_to_segment):
Update the phdrs_list even when the output section is NULL.
* testsuite/Makefile.am: Add test.
* testsuite/Makefile.in: Regenerate.
* testsuite/script_test_9.cc: New.
* testsuite/script_test_9.sh: New.
* testsuite/script_test_9.t: New.
2010-05-19 Doug Kwan
* arm.cc (Arm_input_section::original_size): New method.
(Arm_input_section::do_addralign): Add a cast.
(Arm_input_section::do_output_offset): Remove static cast.
(Arm_input_section::original_addralign,
Arm_input_section::original_size_): Change type to uint32_t.
(Arm_input_section::init): Add safe casts for section alignment
and size.
(Arm_input_section::set_final_data_size): Do not set address and
offset of stub table.
(Arm_output_section::fix_exidx_coverage): Change use of of
Output_section::Simple_input_section to that of
Output_section::Input_section.
(Target_arm::do_relax): Set addresses and file offsets of Stub_tables
except for the first pass.
* output.cc (Output_section::get_input_sections): Change type of
input_sections to std::list.
(Output_section::add_script_input_section): Rename from
Output_section::add_simple_input_section. Change type of SIS
parameter from Simple_input_section to Input_section.
* output.h (Output_section::Simple_input_section): Remove class.
(Output_section::Input_section): Change class visibility to public.
(Output_section::Input_section::addralign): Use stored alignments
for special input sections if set.
(Output_section::Input_section::set_addralign): New method.
(Output_section::get_input_sections): Change parameter type from
list of Simple_input_section to list of Input_section.
(Output_section::add_script_input_section): Rename from
Output_section::add_simple_input_section. Change first parameter's
type from Simple_input_section to Input_section and remove the
second and third parameters.
* script-sections.cc (Input_section::Input_section_list): Change
type to list of Output_section::Input_section/
(Input_section_info::Input_section_info): Change parameter type of
INPUT_SECTION to Output_section::Input_section.
(Input_section_info::input_section): Change return type.
(Input_section_info::input_section_): Change type to
Output_section::Input_section.
(Output_section_element_input::set_section_addresses): Adjust code
to use Output_section::Input_section instead of
Output_section::Simple_input_section. Adjust code for renaming
of Output_section::add_simple_input_section.
(Orphan_output_section::set_section_addresses): Ditto.
2010-05-18 Ralf Wildenhues
* gold.h (Unordered_multimap, Unordered_map): Fix defines for
when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2010-05-18 Rafael Espindola
* options.cc (General_options::finalize): Handle -nostdlib.
* options.h (nostdlib): New option.
* script.cc (script_add_search_dir): Handle -nostdlib.
2010-05-12 Doug Kwan
* arm.cc (Target_arm::do_finalize_sections): Create an empty
attributes section only if there no attributes section after merging.
(Target_arm::merge_object_attributes): Move value of
Tag_MPextension_use_legacy to that of Tag_MPextension_use.
Handle Tag_DIV_use and Tag_MPextension_use_legacy.
* testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
(check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
and arm_attr_merge_7.stdout.
(arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
arm_attr_merge_7b.o): New rules.
(MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
arm_attr_merge_7
* testsuite/Makefile.in: Regenerate.
* testsuite/arm_attr_merge.sh: New file.
* testsuite/arm_attr_merge_[67][ab].s: Same.
2010-05-05 Nick Clifton
* po/es.po: Updated Spanish translation.
2010-04-27 H.J. Lu
* Makefile.am (install-exec-local): Properly install gold as
default cross linker.
* Makefile.in: Regenerated.
2010-04-27 H.J. Lu
Nick Clifton
* configure.ac (install_as_default): Define and set to false
unless --enable-gold or --enable-gold=both/gold has been
specified.
* configure: Regenerate.
* Makefile.am (install-exec-local): Install the executable as
'ld.gold'. If install_as_default is true then also install it as
'ld'.
* Makefile.in: Regenerated.
2010-04-24 Ian Lance Taylor
* layout.cc (Layout::layout_reloc): In relocatable link don't
combine reloc sections for grouped sections.
2010-04-23 Sriraman Tallam
* gc.h (gc_process_relocs): Pass information on relocs pointing to
sections that are not ordinary to icf.
* icf.cc (get_section_contents): Handle relocation pointing to section
with no object or shndx information.
* testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
* testsuite/Makefile.in: Regenerate.
* testsuite/icf_virtual_function_folding_test.cc: Remove printf.
* testsuite/icf_virtual_function_folding_test.sh: Delete file.
2010-04-22 Ian Lance Taylor
* expression.cc (Expression::Expression_eval_info): Add
result_alignment_pointer field.
(Expression::eval_with_dot): Add result_alignment_pointer
parameter. Change all callers.
(Expression::eval_maybe_dot): Likewise.
(class Binary_expression): Add alignment_pointer parameter to
left_value and right_value. Change all callers.
(BINARY_EXPRESSION): Set result alignment.
(class Trinary_expression): Add alignment_pointer parameter to
arg2_value and arg3_value. Change all callers.
(Trinary_cond::value): Set result alignment.
(Max_expression::value, Min_expression::value): Likewise.
(Align_expression::value): Likewise.
* script-sections.cc (class Sections_element): Add dot_alignment
parameter to set_section_addresses virtual function. Update
instantiations.
(class Output_section_element): Likewise.
(Script_sections::create_segments): Add dot_alignment parameter.
Change all callers.
(Script_sections::create_segments_from_phdrs_clause): Likewise.
(Script_sections::set_phdrs_clause_addresses): Likewise.
* script-sections.h: Update declarations.
* script.h: Update declarations.
* output.h (Output_segment::set_minimum_p_align): Don't decrease
min_p_align.
* testsuite/script_test_3.t: Set large alignment.
* testsuite/script_test_3.sh: Make sure that at least one LOAD
segment has expected alignment.
2010-04-22 Nick Clifton
* po/gold.pot: Updated by the Translation project.
* po/vi.po: Updated Vietnamese translation.
2010-04-22 H.J. Lu
* testsuite/Makefile.am (check_PROGRAMS): Add
icf_virtual_function_folding_test.
* testsuite/Makefile.in: Regenerated.
2010-04-15 Andrew Haley
* options.h (merge_exidx_entries): New option.
* arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
(class Arm_exidx_fixup::merge_exidx_entries_): New member.
(Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
(Target_arm::merge_exidx_entries): New function.
(process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
(Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
to Arm_exidx_fixup constructor.
Add new arg, merge_exidx_entries.
(Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
Arm_output_section::fix_exidx_coverage.
2010-04-18 Sriraman Tallam
* icf.cc (get_section_contents): Check for preemptible functions.
Ignore addend when appropriate.
* symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
section folded.
(add_from_relobj): Check for section folded.
(set_dynsym_indexes): Fix call to should_add_dynsym_entry.
* symtab.h (should_add_dynsym_entry): Add new parameter.
* target-reloc.h (scan_relocs): Check for section folded.
* x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
Check reloc types for function pointers in shared objects.
* testsuite/Makefile.am (icf_virtual_function_folding_test): New test
case.
(icf_preemptible_functions_test): New test case.
(icf_string_merge_test): New test case.
* testsuite.Makefile.in: Regenerate.
* testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
bar_glob. Refactor code.
* testsuite/icf_preemptible_functions_test.cc: New file.
* testsuite/icf_preemptible_functions_test.sh: New file.
* testsuite/icf_string_merge_test.cc: New file.
* testsuite/icf_string_merge_test.sh: New file.
* testsuite/icf_virtual_function_folding_test.cc: New file.
* testsuite/icf_virtual_function_folding_test.sh: New file.
2010-04-14 Doug Kwan
* arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
for local symbol recounting if we remove a section due to ICF.
* gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
there are no regular objects in input.
2010-04-13 Doug Kwan
* arm.cc (Arm_input_section::set_final_data_size): Compute
accurate final data size instead of using current data size.
2010-04-09 Doug Kwan
* layout.cc (Layout::choose_output_section): Handle script section
types.
(Layout::make_output_section_for_script): Add section type parameter.
Handle script section types.
* layout.h (Layout::make_output_section_for_script): Add section
type parameter.
* output.cc (Output_section::Output_section): Initialize data member
is_noload_.
(Output_section::do_reset_address_and_file_offset): Do not set address
to 0 if section is a NOLOAD section.
* output.h (Output_section::is_noload): New method.
(Output_section::set_is_noload): Ditto.
(Output_section::is_noload_): New data member.
* script-c.h (Script_section_type): New enum type.
(struct Parser_output_section_header): Add new file section_type.
* script-sections.cc (Sections_element::output_section_name): Add
parameter for returning script section type.
(Output_section_definition::output_section_name): Ditto.
(Output_section_definition::section_type)P; New method.
(Output_section_definiton::script_section_type_name): Ditto.
(Output_section_definition::script_section_type_): New data member.
(Output_section_definition::Output_section_definition): Initialize
data member Output_section_definition::script_section_type_.
(Output_section_definition::create_sections): Pass script section type
to Layout::make_output_section_for_script.
(Output_section_definition::output_section_name): Return script
section type to caller.
(Output_section_definition::set_section_address): Do not advance
dot value and load address if section type is NOLOAD. Set address
of NOLOAD sections regardless of section flags.
(Output_section_definition::print): Print section type if it is
not SCRIPT_SECTION_TYPE_NONE.
(Output_section_definition::section_type): New method.
(Output_section_definition::script_section_type_name): Ditto.
(Script_sections::output_section_name): Add new parameter
PSECTION_TYPE for returning script section type. Pass it to
section elements. Handle discard sections.
(Sort_output_sections::operator()): Handle NOLOAD sections.
* script-sections.h (Script_sections::Section_type): New enum type.
(Script_sections::output_section_name): Add a new parameter for
returning script section type.
* script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
INFO and NOLOAD.
* yyscript.y (union): Add new field SECTION_TYPE.
(COPY, DSECT, INFO, NOLOAD): New tokens.
(opt_address_and_section_type): Change type to output_section_header.
(section_type): New non-terminal
(section_header): Handle section type.
(opt_address_and_section_type): Return section type value.
2010-04-09 H.J. Lu
* testsuite/plugin_common_test_1.c (foo): Add prototype.
* testsuite/plugin_common_test_2.c (foo): Likewise.
2010-04-08 Doug Kwan
* merge.cc (Output_merge_data::set_final_data_size): Handle empty
Output_merge_data.
* output.cc (Output_section::add_merge_input_section): Simplify
code and return status of Output_merge_base::add_input_section.
Update merge section map only if Output_merge_base::add_input_section
returns true.
2010-04-07 Doug Kwan
* arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
if section is marked as containing instructions but has no mapping
symbols.
(Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
correct section index.
(Arm_relobj::find_linked_text_section): Ditto.
2010-04-07 Cary Coutant
* archive.cc (include_member): Destroy Read_symbols_data object before
releasing file.
* object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
* object.h (Read_symbols_data::Read_symbols_data) New constructor.
(Read_symbols_data::~Read_symbols_data) New destructor.
(Section_relocs::Section_relocs) New constructor.
(Section_relocs::~Section_relocs) New destructor.
(Read_relocs_data::Read_relocs_data) New constructor.
(Read_relocs_data::~Read_relocs_data) New destructor.
* testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
pointers to NULL after deleting.
2010-04-07 Doug Kwan
* arm.cc: Replace "endianity" with "endianness" in comments.
(Arm_exidx_cantunwind): Ditto.
(Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
(Arm_relobj::merge_flags_and_attributes): New method.
(Arm_relobj::merge_flags_and_attributes_): New data member.
(Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
(Arm_relobj::scan_sections_for_stubs): Ditto.
(Arm_relobj::do_read_symbols): Check to see if we really want to
merge processor-specific flags and attributes. Exit early if
an object is empty except for section names and the undefined symbol.
(Target_arm::do_finalize_sections): Move check for ELF format to
Arm_relobj::do_read_symbols. Merge processor specific flags and
attributes from a regular object only when we have determined that
it is aapropriate. Do not create an .ARM.attributes section in
output if there is no regular input object.
(Target_arm::merge_processor_specific_flags): Check
--warn-mismatch before printing any error.
(Target_arm::merge_object_attributes): Ditto.
* gold.cc (queue_middle_tasks): Handle the case in which there is
no regular object in input.
* options.cc (General_options::parse_EB): New method.
(General_options::parse_EL): Same.
(General_options::General_options): Initialize endianness_.
* options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
New options.
(General_options::Endianness): New enum.
(General_options::endianness): New method.
(General_options::endianness_): New data member.
* parameters.cc (Parameters::set_options): Check target endianness.
(Parameters::set_target_once): Ditto.
(Parameters::check_target_endianness): New method.
(parameters_force_valid_target): If either -EL or -EB is specified,
use it to define endianness of default target.
* parameters.h (Parameters::check_target_endianness): New method
declaration.
* target.h (class Target): Change "endianity" to "endianness"
in comments.
2010-04-07 Ralf Wildenhues
* configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
* configure: Regenerate.
* Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
2010-04-06 Cary Coutant
gcc PR lto/42757
* plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
prevailing definitions of common symbols.
* testsuite/plugin_test_6.sh: New test case.
* testsuite/plugin_common_test_1.c: New test case.
* testsuite/plugin_common_test_2.c: New test case.
* testsuite/Makefile.am (plugin_test_6): New test case.
* testsuite/Makefile.in: Regenerate.
2010-04-06 Nick Clifton
* po/vi.po: New Vietnamese translation.
2010-03-30 Doug Kwan
* arm.cc (Target_arm::using_thumb_only): Handle v6-M
2010-03-25 Doug Kwan
* gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
to avoid a conversion warning on a 32-bit host.
2010-03-24 Ian Lance Taylor
* testsuite/script_test_3.t: Add a TLS segment.
* testsuite/Makefile.am (check_PROGRAMS): Add
tls_phdrs_script_test.
(tls_phdrs_script_test_SOURCES): Define.
(tls_phdrs_script_test_DEPENDENCIES): Define.
(tls_phdrs_script_test_LDFLAGS): Define.
(tls_phdrs_script_test_LDADD): Define.
* testsuite/Makefile.in: Rebuild.
2010-03-23 Cary Coutant
* fileread.cc (find_or_make_view): Fix comment.
2010-03-23 Ian Lance Taylor
* script-sections.cc (class Orphan_section_placement): Define
PLACE_TLS and PLACE_TLS_BSS.
(Orphan_section_placement::Orphan_section_placement): Initialize
new places.
(Orphan_section_placement::find_place): Handle SHF_TLS sections.
* testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
(tls_script_test_SOURCES): Define.
(tls_script_test_DEPENDENCIES): Define.
(tls_script_test_LDFLAGS): Define.
(tls_script_test_LDADD): Define.
* testsuite/Makefile.in: Rebuild.
2010-03-22 Doug Kwan
* arm.cc (Arm_relocate_functions::abs8,
Arm_relocate_functions::abs16): Use correct check for overflow
specified in the ARM ELF specs.
(Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
target of a BLX instruction specially.
(Reloc_stub::stub_type_for_reloc): Ditto.
(Relocate::relocate): Use symbolic names instead of numeric relocation
codes to report error.
(Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
workaround.
* testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
thumb2_blx_out_of_range.stdout
(thumb_bl_out_of_range, thumb_bl_out_of_range.o,
thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
(thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
thumb2_blx_in_range, thumb2_blx_in_range.o,
thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
thumb2_blx_out_of_range.o): New rules.
(MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
thumb2_blx_in_range and thumb2_blx_out_of_range.
* testsuite/Makefile.in: Regenerate.
* arm_branch_in_range.sh: Add tests for THUMB BLX.
* testsuite/thumb_blx_in_range.s: New file.
* testsuite/thumb_blx_out_of_range.s: New file.
2010-03-22 Rafael Espindola
* archive.cc (Should_include): Move to archive.h.
(should_include_member): Make it a member of Archive.
(Lib_group): New.
(Add_lib_group_symbols): New.
* archive.h: Include options.h.
(Archive_member): Moved from Archive.
(Should_include): Moved from archive.cc.
(Lib_group): New.
(Add_lib_group_symbols): New.
* dynobj.cc (do_should_include_member): New.
* dynobj.h (do_should_include_member): New.
* gold.cc (queue_initial_tasks): Update call to queue.
* main.cc (main): Print lib group stats.
* object.cc (do_should_include_member): New.
* object.h: Include archive.h.
(Object::should_include_member): New.
(Object::do_should_include_member): New.
(Sized_relobj::do_should_include_member): New.
* options.cc (General_options::parse_start_lib): New.
(General_options::parse_end_lib): New.
(Input_arguments::add_file): Handle lib groups.
(Input_arguments::start_group): Check we are not in a lib.
(Input_arguments::start_lib): New.
(Input_arguments::end_lib): New.
* options.h (General_options): Add start_lib and end_lib.
(Input_argument::lib_): New.
(Input_argument::lib): New.
(Input_argument::is_lib): New.
(Input_file_lib): New.
(Input_arguments::in_lib_): New.
(Input_arguments::in_lib): New.
(Input_arguments::start_lib): New.
(Input_arguments::end_lib_): New.
* plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
in unused members as preempted.
(Sized_pluginobj::do_should_include_member): New.
* plugin.h (Sized_pluginobj::do_should_include_member): New.
* readsyms.cc (Read_symbols::locks): If we are just reading a member,
return the blocker.
(Read_symbols::do_whole_lib_group): New.
(Read_symbols::do_lib_group): New.
(Read_symbols::do_read_symbols): Handle lib groups.
(Read_symbols::get_name): Handle lib groups.
* readsyms.h (Read_symbols): Add an archive member pointer.
(Read_symbols::do_whole_lib_group): New.
(Read_symbols::do_lib_group): New.
(Read_symbols::member_): New.
* script.cc (read_input_script): Update call to queue_soon.
2010-03-19 Doug Kwan
* arm.cc (Stub_table::Stub_table): Initialize new data members
Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
(Stub_table::add_reloc_stub): Assign stub offset and update
Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
(Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
New data members.
(Stub_table::update_data_size_and_addralign): Use
Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
instead of going over all reloc stubs.
(Stub_table::finalize_stubs): Do not assign reloc stub offsets.
* stringpool.cc (Stringpool_template::Stringpool_template): Initialize
Stringpool_template::offset_ to size of Stringpool_char.
(Stringpool_template::new_key_offset): Remove code to initialize
Stringpool_template::offset_.
* stringpool.h (Stringpool_template::set_no_zero_null): Set
Stringpool_template::offset_ to zero.
2010-03-15 Doug Kwan
* stringpool.cc (Stringpool_template::Stringpool_template): Initialize
offset_.
(Stringpool_template::new_key_offset): New method.
(Stringpool_template::add_string): Assign offsets when adding new
strings.
(Stringpool_template::set_string_offsets): Do not set string offsets
when not optimizing.
* stringpool.h (Chunked_vector::Chunked_vector): Initialize data
member size_.
(Chunked_vector::clear): Clear size_.
(Chunked_vector::reserve): Call reserve method of all Element_vectors.
(Chunked_vector::size): Return size_.
(Chunked_vector::push_back): Use size_ to find insert position.
(Chunked_vector::size_): New data member.
(Stringpool_template::set_no_zero_null): Assert string set is empty.
(Stringpool_template::new_key_offset): New method declaration.
(Stringpool_template::offset_): New data member.
2010-03-15 Rafael Espindola
* readsyms.cc (Read_symbols::do_read_symbols): Update calls to
Add_symbols' constructor.
* readsyms.h (Add_symbols): Remove the input_group member.
2010-03-10 Ian Lance Taylor
* reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
target to ask whether a reference to a symbol requires a stack
split.
* target.h (Target::is_call_to_non_split): New function.
(Target::do_is_call_to_non_split): Declare virtual function.
* target.cc: Include "symtab.h".
(Target::do_is_call_to_non_split): New function.
* i386.cc (Target_i386::do_is_call_to_non_split): New function.
2010-03-10 Cary Coutant
* fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
(File_read::open[1]): Remove initial mapping of whole_file_view_.
(File_read::open[2]): Add whole_file_view_ to list of views.
(File_read::make_view): Remove test of whole_file_view_.
(File_read::find_or_make_view): Create whole_file_view_ if
necessary.
(File_read::clear_views): Replace bool parameter with enum;
adjust all callers. Don't delete views with permanent data;
do delete cached views and views from archives if
--no-keep-files-mapped is set. Set whole_file_view_ to NULL
if clearing the corresponding view.
* fileread.h (File_read::Clear_views_mode): New enum.
(File_read::View::is_permanent_view): New method.
(File_read::clear_views): Replace bool parameter
with enum; adjust all callers.
* options.h (General_options): Change keep_files_mapped option;
add map_whole_files.
* readsyms.cc (Add_symbols::run): Delete sd_ object before
releasing the file.
* reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
the file.
2010-03-10 David S. Miller
* sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2010-03-09 Sriraman Tallam
* icf.cc (get_section_contents): Add '@' marker after processing the
merge reloc.
2010-03-08 Doug Kwan
* gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
due to a conversion warning.
(Arm_relobj::update_output_local_symbol_count): Check for local
symbol with unset output index.
2010-03-05 Ian Lance Taylor
* options.h (class General_options): Add --spare-dynamic-tags.
* output.cc (Output_data_dynamic::set_final_data_size): Implement
--spare-dynamic-tags.
2010-03-05 Ian Lance Taylor
* incremental.cc: Include "libiberty.h".
2010-03-05 Rainer Orth
* dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
function, is_info_ member.
* dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
(Versions::Versions): Update caller.
(Versions::define_base_version): Likewise.
(Versions::add_def): Likewise.
2010-03-03 Sriraman Tallam
* i386.cc (Target_i386::can_check_for_function_pointers): New function.
(Scan::possible_function_pointer_reloc): New function.
(Scan::local_reloc_may_be_function_pointer): Change to call
possible_function_pointer_reloc.
(Scan::global_reloc_may_be_function_pointer): Ditto.
* icf.h (Icf::check_section_for_function_pointers): Change to reject
relocations in ".data.rel.ro._ZTV" section.
* testsuite/icf_safe_so_test.sh: Change to pass i386.
* testsuite/icf_safe_so_test.cc: Ditto.
* testsuite/icf_safe_test.cc: Ditto.
* testsuite/icf_safe_test.sh: Ditto.
2010-03-03 Viktor Kutuzov
Ian Lance Taylor
* target-reloc.h (relocate_section): Check the symbol table index
for -1U before setting the local symbol index.
(scan_relocatable_relocs): If copying the relocation, record that
the local symbol is required.
* object.h (Symbol_value::is_output_symtab_index_set): New
function.
(Symbol_value::may_be_discarded_from_output_symtab): New
function.
(Symbol_value::has_output_symtab_entry): New function.
(Symbol_value::needs_output_symtab_entry): Remove.
(Symbol_value::output_symtab_index): Make sure the symbol index is
set.
(Symbol_value::set_output_symtab_index): Make sure the symbol
index is not set. Make sure the new index is valid.
(Symbol_value::set_must_have_output_symtab_entry): New function.
(Symbol_value::has_output_dynsym_entry): New function.
(Symbol_value::set_output_dynsym_index): Make sure the new index
is valid.
(Sized_relobj::set_must_have_output_symtab_entry): New function.
* object.cc (Sized_relobj::do_count_local_symbols): Only discard a
local symbol if permitted.
(Sized_relobj::do_finalize_local_symbols): Call
is_output_symtab_index_set rather than needs_output_symtab_entry.
(Sized_relobj::write_local_symbols): Call has_output_symtab_entry
rather than needs_output_symtab_entry. Call
has_output_dynsym_entry rather than needs_output_dynsym_entry.
* arm.cc (Arm_relobj::update_output_local_symbol_count): Call
is_output_symtab_index_set rather than needs_output_symtab_entry.
* testsuite/discard_locals_relocatable_test.c: New file.
* testsuite/discard_locals_test.sh: Test -r.
* testsuite/Makefile.am (check_DATA): Add
discard_locals_relocatable_test1.syms,
discard_local_relocatable_test2.syms.
(MOSTLYCLEANFILES): Likewise. Also add
discard_locals_relocatable_test1.lout and
discard_locals_relocatable_test2.out.
(discard_locals_relocatable_test1.syms): New target.
(discard_locals_relocatable_test.o): New target.
(discard_locals_relocatable_test1.out): New target.
(discard_locals_relocatable_test2.syms): New target.
(discard_locals_relocatable_test2.out): New target.
(various): Add missing ../ld-new dependencies.
* testsuite/Makefile.in: Rebuild.
2010-03-03 Nick Clifton
* po/fi.po: New Finnish translation.
2010-03-01 Doug Kwan
* layout.cc (Layout::Layout): Force section types of .init_array*,
.preinit_array* and .fini_array* sections.
* output.cc (Output_section::Input_section_sort_entry::has_priority):
Fix check of return value of std::string::find.().
(Output_section::Input_section_sort_compare::operator()): Remove
comment about .init_array.
(Output_section::Input_section_sort_init_fini_compare::operator()):
New method.
(Output_section::sort_attached_input_sections): Handle .init_array
and .fini_array specially.
* output.h (Output_section::Inut_section_sort_compare): Update
comment.
(Output_section::Input_section_sort_init_fini_compare): New struct.
2010-02-26 Doug Kwan
* arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
* testsuite/debug_msg.sh: Avoid matching source line number for
use of global variable undef_int.
2010-02-26 Doug Kwan
* arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
(Target_arm::scan_reloc_section_for_stubs): Instead of calling
scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
* options.cc (General_options::General_options): Initialize member
fix_v4bx_.
* testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
(check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
and rm_no_fix_v4bx.stdout
(arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
(MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
and arm_no_fix_v4bx.
* Makefile.in: Regenerate.
* testsuite/arm_fix_v4bx.s: New file.
* testsuite/arm_fix_v4bx.sh: Ditto.
2010-02-24 Doug Kwan
* arm.cc (Target_arm::got_section): Make the .got section the first
non RELRO section in the data segment.
* testsuite/script_test_5.sh: Fix match patterns to avoid matching
suffixes of section names.
2010-02-24 Doug Kwan
* arm.cc (Target_arm::do_finalize_sections): Skip processor specific
flags and attributes merging if an input file is a binary file.
* fileread.cc (Input_file::open): Record format of original file.
* fileread.h (Input_file::Format): New enum type.
(Input_file::Input_file): Initialize data member format_.
(Input_file::format): New method definition.
(Input_file::format_):: New data member.
2010-02-24 Doug Kwan
* arm.cc (Arm_output_data_got): New class.
(ARM_TCB_SIZE): New constant
(Target_arm): Use Arm_output_data_got instead of Output_data_got.
(Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
If user uses a script with a SECTIONS clause, issue only a warning
for a misplaced EXIDX input section. Otherwise, issue an error.
(Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
garbage collection.
(Target_arm::got_mode_index_entry): Handle static linking.
(Target_arm::Scan::local): Ditto.
(Target_arm::Scan::global): Ditto.
(Target_arm::Relocate::relocate_tls): Handle static linking. Fix
all incorrectly implemented relocations.
(Target_arm::fix_exidx_coverage): Pass layout to
Arm_output_section::fix_exidx_coverage.
* layout.cc (Layout::section_name_mapping): Remove trailing dots
from ".ARM.exidx." and ".ARM.extab.".
2010-02-23 Viktor Kutuzov
* arm.cc (Target_arm::do_finalize_sections): Create attribute
section if it does not already exist.
* attributes.cc (Attributes_section_data::Attributes_section_data):
Don't crash if size is zero.
2010-02-23 Viktor Kutuzov
Ian Lance Taylor
* gold.cc (queue_middle_tasks): If no input files were opened,
exit.
* workqueue.h (Task_function::Task_function): Assert that there is
a blocker.
2010-02-22 Doug Kwan
* gold-threads.h (Once::~Once): Explicitly define virtual destructor.
* icf.cc (get_section_contents): Cast snprintf arguments to long long
types to avoid warnings due to different uint64_t implementations
on different hosts.
2010-02-21 Doug Kwan
* arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
handling of the maximum backward branch offset.
(Arm_relocate_functions::thumb_branch_common): Ditto.
* testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
(check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
(arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
arm_bl_out_of_range.stdout, arm_bl_out_of_range,
arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
thumb_bl_out_of_range thumb_bl_out_of_range.o,
thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
thumb2_bl_out_of_range.o): New rules.
(MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
thumb2_bl_out_of_range
* testsuite/Makefile.in: Regenerate.
* testsuite/arm_bl_in_range.s: New file.
* testsuite/arm_bl_out_of_range.s: Ditto.
* testsuite/arm_branch_in_range.sh: Ditto.
* testsuite/arm_branch_range.t: Ditto.
* testsuite/thumb2_branch_range.t: Ditto.
* testsuite/thumb_bl_in_range.s: Ditto.
* testsuite/thumb_bl_out_of_range.s: Ditto.
* testsuite/thumb_branch_range.t: Ditto.
2010-02-20 Sriraman Tallam
* gc.h (gc_process_relocs): Change vectors to point to the new list.
Add reloc offset information.
* icf.cc (get_section_contents): Change iterators to point to the new
vectors. Add reloc offset information to the contents.
* icf.h (Icf::Sections_reachable_info): New typedef.
(Icf::Sections_reachable_list): New typedef.
(Icf::Offset_info): New typedef.
(Icf::Reloc_info): New struct typedef.
(Icf::Reloc_info_list): New typedef.
(Icf::symbol_reloc_list): Delete method.
(Icf::addend_reloc_list): Delete method.
(Icf::section_reloc_list): Delete method.
(Icf::reloc_info_list): New method.
(Icf::reloc_info_list_): New member.
2010-02-19 Doug Kwan
* arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
* arm.cc (Arm_relocation_functions): New forward declaration.
(Target_arm::Target_arm): Initialize new data members
got_mod_index_offset_ and tls_base_symbol_defined_.
(Target_arm::Relocate::relocate_tls): New method.
(Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
New methods.
(Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
(Target_arm::got_mod_index_offset_,
Target_arm::tls_base_symbol_defined_): New data members.
(Target_arm::Scan::local, Target::Scan::global,
Target_arm::Relocate::relocate): Handle 32-bit initial TLS
relocations.
2010-02-18 Doug Kwan
* arm.cc (Arm_relobj::find_linked_text_section): New method.
(Arm_relobj::make_exidx_input_section): Pass section index of linked
text section as a parameter becuase some broken tools may not set
the link in section header.
(Target_arm::has_got_section): New method.
(Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
without any mapping symbol as data only. Remove warning.
(Arm_relobj::do_read_synbols): If an EXIDX input section has no
link in its section header, try to discover the link by inspecting the
REL31 relocation at the beginning of the section.
(Target_arm::Scan::check_non_pic): Report name of offending relocation
in error message.
(Target_arm::Scan::global): Treat any reference to the symbol
_GLOBAL_OFFSET_TABLE_ as a GOT access.
2010-02-12 Sriraman Tallam
* arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
(Scan::possible_function_pointer_reloc): New function.
(Target_x86_64::can_check_for_function_pointers): New function.
* gc.h (gc_process_relocs): Scan relocation types to determine if
function pointers were taken for targets that support it.
* icf.cc (Icf::find_identical_sections): Include functions for
folding in safe ICF whose pointer is not taken.
* icf.h (Secn_fptr_taken_set): New typedef.
(fptr_section_id_): New member.
(section_has_function_pointers): New function.
(set_section_has_function_pointers): New function.
(check_section_for_function_pointers): New function.
* options.h: Fix comment for safe ICF option.
* target.h (can_check_for_function_pointers): New function.
* testsuite/Makefile.am: Add icf_safe_so_test test case.
Modify icf_safe_test for X86-64.
* testsuite/Makefile.in: Regenerate.
* testsuite/icf_safe_so_test.cc: New file.
* testsuite/icf_safe_so_test.sh: New file.
* testsuite/icf_safe_test.cc (kept_func_3): New function.
(main): Change to take pointer to function kept_func_3.
* testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
folding is done correctly for X86-64.
2010-02-12 David S. Miller
* output.h (Output_reloc::Output_reloc): Add
is_symbolless parameter.
(Output_reloc::is_symbolless): New.
(Output_reloc::is_symbolless_): New.
(Output_reloc::type_): Decrease to 29 bits.
(Output_reloc::Output_reloc): Add is_symbolless parameter.
(Output_reloc::is_symbolless): New.
(Output_data_reloc::add_global): Handle is_symbolless.
(Output_data_reloc::add_global_relative): Likewise.
(Output_data_reloc::add_local): Likewise.
(Output_data_reloc::add_local_relative): Likewise.
(Output_data_reloc::add_symbolless_global_addend): New.
(Output_data_reloc::add_symbolless_local_addend): New.
* output.cc (Output_reloc::Output_reloc): Handle
is_symbolless.
(Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
instead of ->is_relative_
(Output_reloc::write): Likewise.
(Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
(Output_reloc::write_rel): Simplify.
* sparc.cc (Target_sparc::Scan::local): Use
->add_symbolless_local_addend as needed.
(Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
based upon relocation offset.
2010-02-11 Doug Kwan
* arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
(Target_arm::Scan::global): Ditto. Also remove a comment before the
beginning of function.
(Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
and MOVT_ABS relocations. Those are non issued in scanning. Fix
parameter is_32bit in calls to should_apply_static_reloc.
* testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
(check_DATA): Add arm_abs_global.stdout.
(arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
arm_abs_global.stdout): New rules.
(MOSTLLYCLEANFILES): Add arm_abs_global
* Makefile.in: Regenerate.
* testsuite/arm_abs_global.s: New file.
* testsuite/arm_abs_global.sh: Ditto.
* testsuite/arm_abs_lib.s: Ditto.
2010-02-11 Ian Lance Taylor
* gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
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.
2010-02-11 Ian Lance Taylor
* gold-threads.h (class Once): Define.
(class Initialize_lock): Rewrite as child of Once.
* gold-threads.cc (class Once_initialize): Define.
(once_pointer_control): New static variable.
(once_pointer, once_arg): New static variables.
(c_run_once): New static function.
(Once::Once, Once::run_once, Once::internal_run): New functions.
(class Initialize_lock_once): Remove.
(initialize_lock_control): Remove.
(initialize_lock_pointer): Remove.
(initialize_lock_once): Remove.
(Initialize_lock::Initialize_lock): Move to gold-threads.h.
(Initialize_lock::initialize): Rewrite.
(Initialize_lock::do_run_once): New function.
* archive.cc (Archive::interpret_header): Only clear name if it is
not already empty.
* fileread.cc: Include "gold-threads.h"
(file_counts_lock): New static variable.
(file_counts_initialize_lock): Likewise.
(File_read::release): Only increment counts when using --stats.
Use a lock around the increment.
* parameters.cc (class Set_parameters_target_once): Define.
(set_parameters_target_once): New static variable.
(Parameters::Parameters): Move here from parameters.h.
(Parameters::set_target): Rewrite.
(Parameters::set_target_once): New function.
(Parameters::clear_target): Move here and rewrite.
* parameters.h (class Parameters): Update declarations. Add
set_parameters_target_once_ field.
(Parameters::Parameters): Move to parameters.cc.
(Parameters::clear_target): Likewise.
* readsyms.cc (Read_symbols::do_group): Create a Start_group
task.
(Start_group::~Start_group): New function.
(Start_group::is_runnable): New function.
(Start_group::locks, Start_group::run): New functions.
(Finish_group::run): Change saw_undefined to size_t.
* readsyms.h (class Start_group): Define.
(class Finish_group): Change saw_undefined_ field to size_t.
(Finish_group::Finish_group): Remove saw_undefined and
this_blocker parameters. Change all callers.
(Finish_group::set_saw_undefined): New function.
(Finish_group::set_blocker): New function.
* symtab.h (class Symbol_table): Change saw_undefined to return
size_t. Change saw_undefined_ field to size_t.
* target-select.cc (Set_target_once::do_run_once): New function.
(Target_selector::Target_selector): Initialize set_target_once_
field. Don't initialize lock_ and initialize_lock_ fields.
(Target_selector::instantiate_target): Rewrite.
(Target_selector::set_target): New function.
* target-select.h (class Set_target_once): Define.
(class Target_selector): Update declarations. Make
Set_target_once a friend. Remove lock_ and initialize_lock_
fields. Add set_target_once_ field.
2010-02-10 Ian Lance Taylor
* dirsearch.cc (Dirsearch::initialize): Add all blockers before
queueing any tasks.
* gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
(queue_middle_tasks): Add all blockers before queueing any tasks.
(queue_final_tasks): Likewise.
* token.h (Task_token::add_blockers): New function.
* object.h (Input_objects::number_of_relobjs): New function.
2010-02-10 Ian Lance Taylor
* i386.cc (Relocate::relocate_tls): A local symbol is final if not
shared, not if not position independent.
* x86_64.cc (Relocate::relocate_tls): Likewise.
* testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
(tls_pie_pic_test): New target.
* testsuite/Makefile.in: Rebuild.
* testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
(tls_test_main_pie.o, tls_test_pie.o): New targets.
(tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
* testsuite/Makefile.in: Rebuild.
2010-02-09 David S. Miller
* sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
R_SPARC_RELATIVE using ->add_local_relative().
(Target_sparc::Scan::global): Likewise for ->add_global_relative().
* output.h (Output_data_dynamic::add_section_size): New method
that takes two Output_data objects.
(Output_data_dynamic::Dynamic_entry): Create storage for secondary
entry param. Handle it in initializers.
* output.cc (Output_data_dynamic::Dynamic_entry::write): For
DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
* layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
arg.
* layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
* arm.cc (Target_arm::do_finalize_sections): Update to pass false
for dynrel_includes_plt.
* i386.cc (Target_i386::do_finalize_sections): Likewise.
* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
* sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
before .rela.plt
(Target_sparc::do_finalize_sections): Update to pass true for
dynrel_includes_plt.
* powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
output before .rela.plt
(Target_powerpc::do_finalize_sections): Update to pass true for
dynrel_includes_plt when 32-bit.
2010-02-08 Doug Kwan
* arm.cc (Arm_relobj::simple_input_section_output_address): New
method.
(Arm_relobj::section_needs_cortex_a8_stub_scanning,
Arm_relobj::scan_section_for_cortex_a8_stubs,
Arm_relobj::do_relocation_section): Instead of calling
Output_section::output_address, use faster
Arm_relobj::simple_input_section_output_address.
2010-02-08 David S. Miller
* sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
relocation helper function.
* sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
just like R_SPARC_GOT{10,13,22}.
(Target_sparc::Scan::local): Likewise.
(Target_sparc::Relocate:relocate): Likewise.
2010-02-06 Ian Lance Taylor
* configure.ac: Rewrite targetobjs duplicate removal code to use
only shell constructs.
* configure: Rebuild.
2010-02-05 Doug Kwan
PR 11247
* arm.cc (Arm_relobj::section_is_scannable): New method.
(Arm_relobj::section_needs_reloc_stub_scanning): Use it.
(Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2010-02-04 Doug Kwan
PR 11247
* arm-reloc-property.cc (cstdio): Include.
* configure.ac (targetobjs): Remove duplicates.
* configure: Regenerate.
* resolve.cc (Symbol_table::resolve): Explicit instantiate both
big and little endian version for a given address size.
2010-02-03 Doug Kwan
* arm-reloc-property.cc
(Arm_reloc_property_table::reloc_name_in_error_message): New method
definition.
* arm-reloc-property.h
(Arm_reloc_property_table::get_implemented_static_reloc_property):
New method definition.
(Arm_reloc_property_table::reloc_name_in_error_message): New method
declaration.
* arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
overflow to N.
(GOT_PREL): Change implemented to Y.
* arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
(Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
(Arm_relocate_functions::movw_abs_nc): Remove method.
(Arm_relocate_functions::movt_abs): Ditto.
(Arm_relocate_functions::thm_movw_abs_nc): Ditto.
(Arm_relocate_functions::thm_movt_abs): Ditto.
(Arm_relocate_functions::movw_rel_nc): Ditto.
(Arm_relocate_functions::movw_rel): Ditto.
(Arm_relocate_functions::movt_rel): Ditto.
(Arm_relocate_functions:thm_movw_rel_nc): Ditto.
(Arm_relocate_functions:thm_movw_rel): Ditto.
(Arm_relocate_functions:thm_movt_rel): Ditto.
(Arm_relocate_functions::movw, Arm_relocate_functions::movt,
(Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
New method definitions.
(Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
(Arm_relocation_functions::arm_grp_ldr): Ditto.
(Arm_relocation_functions::arm_grp_ldrs): Ditto.
(Arm_relocation_functions::arm_grp_ldc): Ditto.
(Target_arm::Relocate::relocate): Check for non-static or
unimplemented relocation code and exit early. Change calls to
Target_arm::reloc_uses_thumb_bit and
Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
instead. Refactor code to handle similar relocations to increase
code sharing. Remove check for unsupported relocation code in switch
statement.
(Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
relocation property table to find out size. Change error message to
print out the name of a relocation code instead of the numeric value.
(Target_arm::scan_reloc_for_stub): Use relocation property table
instead of calling Target_arm::reloc_uses_thumb_bit().
2010-02-02 Doug Kwan
* arm.cc (Target_arm::relocate_section): Do view adjustment for all
types of relaxed input section.
2010-02-02 Doug Kwan
* Makefile.am (HFILES): Add arm-reloc-property.h.
(DEFFILES): New.
(TARGETSOURCES): Add arm-reloc-property.cc
(ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
(libgold_a_SOURCES): $(DEFFILES)
* Makefile.in: Regenerate.
* arm-reloc-property.cc: New file.
* arm-reloc-property.h: New file.
* arm-reloc.def: New file.
* arm.cc: Update comments.
(arm-reloc-property.h): New included header.
(arm_reloc_property_table): New global variable.
(Target_arm::do_select_as_default_target): New method definition.
* configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
arm-reloc-property to targ_extra_obj.
* parameters.cc (set_parameters_target): Call
Target::select_as_default_target().
* target.h (Target::select_as_default_target): New method definition.
(Target::do_select_as_default_target): Same.
2010-02-01 Doug Kwan
* arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
first_output_text_section_.
(Arm_exidx_fixup::first_output_text_section): New method definition.
(Arm_exidx_fixup::first_output_text_section_): New data member.
(Arm_exidx_fixup::process_exidx_section): Record the first text
output section seen.
(Arm_output_section::fix_exidx_coverage): Set correct linked section
and entsize in output section header.
2010-01-29 Viktor Kutuzov
* gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
(Arm_relocate_functions::thm_alu11): New Method.
(Arm_relocate_functions::thm_pc8): New Method.
(Arm_relocate_functions::thm_pc12): New Method.
(Target_arm::Scan::local): Handle the relocations.
(Target_arm::Scan::global): Likewise.
(Target_arm::Relocate::relocate): Likewise.
(Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2010-01-29 Doug Kwan
* arm.cc (Target_arm::Scan::global): General PLTs for the same set
of relocation types as ld.
2010-01-29 Doug Kwan
* arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
to public.
(Arm_relocate_functions::thumb_branch_common): Ditto.
(Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
Arm_relocate_functions::jump24): Remove.
(Target_arm::Relocate::relocate): Adjust code to call
Arm_relocation_functions::arm_branch_common and
Arm_relocation_functions::thumb_branch_common instead of their removed
wrappers. Merge switch-cases together to reduce source code size.
2010-01-29 Doug Kwan
* arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
output_local_symbol_count_needs_update_.
(Arm_relobj::output_local_symbol_count_needs_update,
Arm_relobj::set_output_local_symbol_count_needs_update,
Arm_relobj::update_output_local_symbol_count): New methods.
(Arm_relobj::output_local_symbol_count_needs_update_): New data
member.
(Arm_exidx_cantunwind::do_fixed_endian_write): Write address
of pointed function as in a R_ARM_PREL31 relocation.
(Arm_output_section::fix_exidx_coverage): Mark objects
for output local symbol count updating.
(Target_arm::do_relax): Update output local symbol counts in objects
if necessary.
* object.h (Sized_relobj::set_output_local_symbol_count): New method.
2010-01-29 Viktor Kutuzov
* arm.cc: Added support for the ARM relocations:
R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
(Arm_relocate_functions::movw_rel_nc): Renamed (was
movw_prel_nc).
(Arm_relocate_functions::movw_rel): New method.
(Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
(Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
thm_movw_prel_nc).
(Arm_relocate_functions::thm_movw_rel): New method.
(Arm_relocate_functions::thm_movt_rel): Renamed (was
thm_movt_prel).
(Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
relocations.
(Target_arm::Scan::global): Likewise.
(Target_arm::Relocate::relocate): Likewise.
(Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
Likewise.
2010-01-27 Viktor Kutuzov
* arm.cc: Added support for ARM group relocations.
(Target_arm::reloc_needs_sym_origin): New method.
(Arm_relocate_functions::calc_grp_kn): New method.
(Arm_relocate_functions::calc_grp_residual): New method.
(Arm_relocate_functions::calc_grp_gn): New method.
(Arm_relocate_functions::arm_grp_alu): New Method.
(Arm_relocate_functions::arm_grp_ldr): New Method.
(Arm_relocate_functions::arm_grp_ldrs): New Method.
(Arm_relocate_functions::arm_grp_ldc): New Method.
(Target_arm::Scan::local): Handle the ARM group relocations.
(Target_arm::Scan::global): Likewise.
(Target_arm::Relocate::relocate): Likewise.
(Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
Likewise.
2010-01-26 Doug Kwan
* arm.cc (set): Include.
(class Arm_exidx_fixup): Change type of last_input_section_ to const
pointer type.
(Arm_output_section::Text_section_list): New type.
(Arm_output_section::append_text_sections_to_list): New method.
(Arm_output_section::fix_exidx_coverage): Ditto.
(Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
(Arm_relobj::convert_input_section_to_relaxed_section): Use
Relobj::set_section_offset() instead of
Sized_relobj::invalidate_section_offset().
(Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
parameter for section headers. Ignore relocation sections for
unallocated sections and EXIDX sections.
(Target_arm::fix_exidx_coverage): New method.
(Target_arm::output_section_address_less_than): New type.
(Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
linked text section instead of the EXIDX section.
(Arm_output_section::create_stub_group): Add an assertion to check
that this is not an EXIDX output section.
(Arm_output_section::append_text_sections_to_list): New method.
(Arm_output_section::fix_exidx_coverage): Ditto.
(Arm_relobj::scan_sections_for_stubs): Adjust call to
Arm_relobj::section_needs_reloc_stub_scanning.
(Target_arm::do_relax): Fix EXIDX output section coverage in the
first pass.
(Target_arm::fix_exidx_coverage): New method.
* object.h (Relobj::set_output_section): New method.
(Sized_relobj::invalidate_section_offset): Remove method.
(Sized_relobj::do_invalidate_section_offset): Remove method.
(Sized_relobj::do_set_section_offset): Handle offset value -1.
2010-01-25 Doug Kwan
* arm.cc (Arm_exidx_merged_section::do_output_offset):
Fix warning due to signed and unsigned comparison on a 32-bit host.
2010-01-22 Doug Kwan
* arm.cc (Target_arm::do_relax): Record an output section for section
offset adjustment it contains any stub table that has changed.
* layout.cc (Layout::clean_up_after_relaxation): Adjust section
offsets in an output section if necessary.
* output.cc (Output_section::Output_section): Initialize
section_offsets_need_adjustments_.
(Output_section::add_input_section_for_script): Renamed to
Output_section::add_simple_input_section.
(Output_section::save_states): Add a comment.
(Output_section::discard_states): New method defintion.
(Output_section::adjust_section_offsets): Same.
* output.h (Output_section::add_input_section_for_script): Renamed to
Output_section::add_simple_input_section.
(Output_section::discard_states): New method declaration.
(Output_section::adjust_section_offsets): Same.
(Output_section::section_offsets_need_adjustment,
Output_section::set_section_offsets_need_adjustment): New method
definitions.
(Output_section::section_offsets_need_adjustment_): New data member.
* script-sections.cc
(Output_section_element_input::set_section_address): Adjust code for
renaming of Output_section::add_input_section_for_script.
(Orphan_output_section::set_section_address): Same.
2010-01-22 Viktor Kutuzov
* gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
Fix_v4bx enum values .
* gold/options.h (General_options): New option definitions.
(General_options::fix_v4bx): New method.
(General_options::Fix_v4bx): New enum.
* gold/options.cc (General_options::parse_fix_v4bx): New method.
(General_options::parse_fix_v4bx_interworking): New method.
2010-01-22 Doug Kwan
* arm.cc (Arm_exidx_fixup): New class.
2010-01-21 Doug Kwan
* arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
classes.
(Arm_exidx_section_offset_map): New type.
2010-01-21 Doug Kwan
* 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
* 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
* 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
* 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
* 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
* 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
* object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
in the first pass of do_layout.
2010-01-13 Doug Kwan
* 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
* 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
* 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
* 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
* 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
* 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
* 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
* 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
* Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
(incremental_dump_LDADD): Add linking option for libintl.
* Makefile.in: Regenerate.
2010-01-11 H.J. Lu
PR gold/11144
* testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
instead of -Ds.
* testsuite/Makefile.in: Regenerated.
2010-01-10 Doug Kwan
* options.h (DEFINE_var): Use parentheses around argument varname__
in macro body to avoid any unintended subsequent substitutions.
2010-01-10 Ian Lance Taylor
* resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
candidates before doing symbol resolution.
* resolve.cc (Symbol_table::resolve): Add symbols to the list of
ODR candidates if only one is weak.
2010-01-08 Ian Lance Taylor
* script.cc (Version_script_info::build_expression_list_lookup):
Don't warn about ambiguous version, just record the ambiguity.
(Version_script_info::get_symbol_version_helper): Give error if
version is ambiguous.
2010-01-08 Doug Kwan
* arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
prev_data_size_ and prev_addralign_. Remove initializer for
deleted data member has_been_changed_.
(Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
to determine if the table is empty.
(Stub_table::has_been_changed, Stub_table_set_has_been_changed):
Remove.
(Stub_table::add_reloc_stub): Define method in class definition
instead of just declaring it there.
(Stub_table::add_cortex_a8_stub): New method definition.
(Stub_table::update_data_size_and_addralign): Ditto.
(Stub_table::finalize_stubs): Ditto.
(Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
(Stub_table::do_addralign_): Return address alignment in the
(Stub_table::do_reset_address_and_file_offset): Define method in
class definition instead of declaring it there. Set current data
size to be the data size of the previous pass.
(Stub_table::set_final_data_size): Use current data size as the
final data size.
(Stub_table::relocate_stub): Change parameter type of stub from
Reloc_stub pointer to Stub pointer.
(Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
(Stub_table::Cortex_a8_stub_list): New typedef.
(Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
Stub_table::prev_addralign_): New data member.
(Arm_relobj::Arm_relobj): Initialize data member
section_has_cortex_a8_workaround_.
(Arm_relobj::section_has_cortex_a8_workaround,
Arm_relobj::mark_section_for_cortex_a8_workaround): New method
definitions.
(Arm_relobj::section_has_cortex_a8_workaround_): New data member
declarations.
(Target_arm::relocate_stub): Change parameter type of stub from
Reloc_stub pointer to Stub pointer.
(Insn_template::size, Insn_template::alignment): Handle
THUMB16_SPECIAL_TYPE.
(Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
Stub_table::update_data_size_and_addralign,
Stub_table::apply_cortex_a8_workaround_to_address_range): New method
definitions.
(Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
(Stub_table::do_write): Ditto.
(Target_arm::do_relax): Adjust code for changes in Stub_table.
2010-01-08 Ian Lance Taylor
PR 11108
* symtab.h (class Symbol): Remove fields is_target_special_ and
has_plt_offset_. Add field is_defined_in_discarded_section_.
(Symbol::is_defined_in_discarded_section): New function.
(Symbol::set_is_defined_in_discarded_section): New function.
(Symbol::has_plt_offset): Rewrite.
(Symbol::set_plt_offset): Verify that new offset is not -1U.
* symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
Don't initialize is_target_special_ or has_plt_offset_.
Initialize is_defined_in_discarded_section_.
(Symbol_table::add_from_relobj): If appropriate, set
is_defined_in_discarded_section.
* resolve.cc (Symbol::override_base_with_special): Don't test
is_target_special_. Change has_plt_offset_ to has_plt_offset().
* target-reloc.h (relocate_section): Do special handling for
symbols defined in discarded sections for global symbols as well
as local symbols.
2010-01-08 Ian Lance Taylor
* dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
the SHT_SYMTAB case.
2010-01-08 Ian Lance Taylor
* object.cc (Sized_relobj::do_layout): Don't get confused if
layout_eh_frame returns NULL.
2010-01-08 Ian Lance Taylor
PR 11084
* dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
dynamic symbol table, use the normal symbol table.
(Sized_dynobj::do_read_symbols): Remove assertion about type of
symbol table.
2010-01-08 Ian Lance Taylor
PR 11072
* layout.cc (Layout::include_section): Remove .gnu_debuglink
sections.
2010-01-08 H.J. Lu
* version.cc (print_version): Change to "Copyright 2010".
2010-01-08 Ian Lance Taylor
PR 10287
PR 11063
* i386.cc (class Target_i386): Change return type of plt_section
to be non-const.
(class Output_data_plt_i386): Add tls_desc_rel_ field.
(Output_data_plt_i386::Output_data_plt_i386): Initialize
tls_desc_rel_ field.
(Output_data_plt_i386::rel_tls_desc): New function.
(Target_i386::rel_tls_desc_section): New function.
(Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
(Target_i386::Scan::global): For R_386_TLS_GOTDESC put
R_386_TLS_DESC reloc in rel_tls_desc_section.
* x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
Define struct Tlsdesc_info.
(Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
(Target_x86_64::do_reloc_symbol_index): New function.
(Target_x86_64::add_tlsdesc_info): New function.
(class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
(Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
tlsdesc_rel_ field.
(Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
all callers.
(Output_data_plt_x86_64::rela_tlsdesc): New function.
(Target_x86_64::rela_tlsdesc_section): New function.
(Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
handling.
(Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
(Target_x86_64::do_reloc_addend): New function.
R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
* output.h (class Output_reloc) [SHT_REL]: Add new constructor
declarations. Define TARGET_CODE. Add arg field to u1_ union.
(Output_reloc::type): New function.
(Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
(Output_reloc::is_target_specific): New function.
(Output_reloc::target_arg): New function.
(class Output_reloc) [SHT_RELA]: Add four new constructors for
absolute relocs and target specific relocs.
(class Output_data_reloc) [SHT_REL]: Add add_absolute and
add_target_specific.
(class Output_data_reloc) [SHT_RELA]: Likewise.
* output.cc (Output_reloc::Output_reloc): Add four new versions
for absolute relocs and target specific relocs.
(Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
(Output_reloc::get_symbol_index): Likewise.
(Output_reloc::local_section_offset): Check that local_sym_index_
is not TARGET_CODE or 0.
(Output_reloc::symbol_value): Likewise.
(Output_reloc::write) [SHT_RELA]: Call target for target specific
reloc.
* target.h (class Target): Add reloc_symbol_index and reloc_addend
functions. Add do_reloc_symbol_index and do_reloc_addend virtual
functions.
* layout.cc (add_target_dynamic_tags): Use output section for
DT_PLTRELSZ and DT_JMPREL.
2010-01-07 Ian Lance Taylor
PR 11061
* output.h (class Output_reloc) [SHT_RELA]: Add is_relative
function.
(class Output_data_reloc_generic): Define.
(class Output_data_reloc_base): Change base class to
Output_data_reloc_generic. Change add() method to call
bump_relative_reloc_count for a relative reloc. Remove
sort_relocs_ field.
* output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
to sort_relocs().
* layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
appropriate.
* layout.h (class Layout): Update declaration.
2010-01-07 Ian Lance Taylor
* output.h (class Output_data): Add const version of
output_section and do_output_section.
(class Output_section_data): Add const version of
do_output_section.
(class Output_section): Likewise.
* layout.cc (Layout::add_target_dynamic_tags): New function.
* layout.h (class Layout): Update declarations.
* arm.cc (Target_arm::do_finalize_sections): Use
add_target_dynamic_tags.
* 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.
2010-01-07 Ian Lance Taylor
PR 11042
* copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
object as needed.
2010-01-07 Dmitry Gorbachev
Ian Lance Taylor
PR 11019
* object.cc: Instantiate Xindex::initialize_symtab_xindex and
Xindex::read_symtab_xindex.
2010-01-07 Doug Kwan
* arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
(Insn_template::thumb16_bcond_insn): New method declaration.
(Insn_template): Fix spelling.
(Stub::thumb16_special): New method declaration.
(Stub::do_write): Define virtual method which was previously pure
virtual.
(Stub::do_thumb16_special): New method declaration.
(Stub::do_fixed_endian_write): New template member.
(Reloc_stub::do_write): Remove.
(Reloc_stub::do_fixed_endian_write): Remove.
(Cortex_a8_stub): New class definition.
(Stub_factory::make_cortex_a8_stub): New method definition.
(Stub_factory::Stub_factory): Add missing static storage class
qualifier for elf32_arm_stub_a8_veneer_blx.
2010-01-07 Ian Lance Taylor
PR 10980
* options.h (class General_options): Add --warn-unresolved-symbols
and --error-unresolved-symbols.
* errors.cc (Errors::undefined_symbol): Implement
--warn-unresolved-symbols.
* options.h (class General_options): Add -z text and -z textoff.
* layout.cc (Layout::finish_dynamic_section): Implement -z text.
2010-01-06 Sriraman Tallam
* gc.h (Garbage_collection::Cident_section_map): New typedef.
(Garbage_collection::cident_sections): New function.
(Garbage_collection::add_cident_section): New function.
(Garbage_collection::cident_sections_): New member.
(gc_process_relocs): Add references to sections whose names are C
identifiers.
* gold.h (cident_section_start_prefix): New constant.
(cident_section_stop_prefix): New constant.
(is_cident): New function.
* layout.cc (Layout::define_section_symbols): Replace string constants
with the newly defined constants.
* object.cc (Sized_relobj::do_layout): Track sections whose names are
C identifiers.
* testsuite/Makefile.am: Add gc_orphan_section_test.
* testsuite/Makefile.in: Regenerate.
* testsuite/gc_orphan_section_test.cc: New file.
* testsuite/gc_orphan_section_test.sh: New file.
2010-01-06 Ian Lance Taylor
PR 10980
* options.h (class General_options): Add --warn-shared-textrel.
* layout.cc (Layout::finish_dynamic_section): Implement
--warn-shared-textrel.
PR 10980
* options.h (class General_options): Add --warn-multiple-gp.
2010-01-06 Viktor Kutuzov
* Makefile.am (incremental_dump_DEPENDENCIES): Remove
$(THREADSLIB) and $(LIBDL).
* Makefile.in: Rebuild.
2010-01-06 Ian Lance Taylor
PR 10980
* options.cc (General_options::parse_section_start): New function.
(General_options::section_start): New function.
(General_options::General_options): Initialize all members.
* options.h: Include